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gtk/gdk/wayland/gdkdevice-wayland.c
Simon Ser 00abaed89a gdk/wayland: add support for wl_seat version 6 
Version 6 adds two new wl_touch events, which can be ignored.
2021-08-11 16:36:57 +02:00

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/* GDK - The GIMP Drawing Kit
* Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <string.h>
#include "gdksurfaceprivate.h"
#include "gdktypes.h"
#include "gdkclipboard-wayland.h"
#include "gdkclipboardprivate.h"
#include "gdkprivate-wayland.h"
#include "gdkseat-wayland.h"
#include "gdkwayland.h"
#include "gdkkeysyms.h"
#include "gdkkeysprivate.h"
#include "gdkcursorprivate.h"
#include "gdkdeviceprivate.h"
#include "gdkdevicepadprivate.h"
#include "gdkdevicetoolprivate.h"
#include "gdkdevice-wayland-private.h"
#include "gdkdropprivate.h"
#include "gdkprimary-wayland.h"
#include "gdkseatprivate.h"
#include "gdk-private.h"
#include "pointer-gestures-unstable-v1-client-protocol.h"
#include "tablet-unstable-v2-client-protocol.h"
#include <xkbcommon/xkbcommon.h>
#include <sys/time.h>
#include <sys/mman.h>
#if defined(HAVE_DEV_EVDEV_INPUT_H)
#include <dev/evdev/input.h>
#elif defined(HAVE_LINUX_INPUT_H)
#include <linux/input.h>
#endif
/**
* GdkWaylandDevice:
*
* The Wayland implementation of `GdkDevice`.
*
* Beyond the regular [class@Gdk.Device] API, the Wayland implementation
* provides access to Wayland objects such as the `wl_seat` with
* [method@GdkWayland.WaylandDevice.get_wl_seat], the `wl_keyboard` with
* [method@GdkWayland.WaylandDevice.get_wl_keyboard] and the `wl_pointer` with
* [method@GdkWayland.WaylandDevice.get_wl_pointer].
*/
/**
* GdkWaylandSeat:
*
* The Wayland implementation of `GdkSeat`.
*
* Beyond the regular [class@Gdk.Seat] API, the Wayland implementation
* provides access to the Wayland `wl_seat` object with
* [method@GdkWayland.WaylandSeat.get_wl_seat].
*/
#define BUTTON_BASE (BTN_LEFT - 1) /* Used to translate to 1-indexed buttons */
#ifndef BTN_STYLUS3
#define BTN_STYLUS3 0x149 /* Linux 4.15 */
#endif
#define GDK_SEAT_NOTE(seat,type,action) GDK_DISPLAY_NOTE(gdk_seat_get_display (GDK_SEAT (seat)),type,action)
typedef struct _GdkWaylandDevicePad GdkWaylandDevicePad;
typedef struct _GdkWaylandDevicePadClass GdkWaylandDevicePadClass;
typedef struct _GdkWaylandTouchData GdkWaylandTouchData;
typedef struct _GdkWaylandPointerFrameData GdkWaylandPointerFrameData;
typedef struct _GdkWaylandPointerData GdkWaylandPointerData;
typedef struct _GdkWaylandTabletData GdkWaylandTabletData;
typedef struct _GdkWaylandTabletToolData GdkWaylandTabletToolData;
typedef struct _GdkWaylandTabletPadGroupData GdkWaylandTabletPadGroupData;
typedef struct _GdkWaylandTabletPadData GdkWaylandTabletPadData;
struct _GdkWaylandTouchData
{
uint32_t id;
double x;
double y;
GdkSurface *surface;
uint32_t touch_down_serial;
guint initial_touch : 1;
};
struct _GdkWaylandPointerFrameData
{
GdkEvent *event;
/* Specific to the scroll event */
double delta_x, delta_y;
int32_t discrete_x, discrete_y;
gint8 is_scroll_stop;
enum wl_pointer_axis_source source;
};
struct _GdkWaylandPointerData {
GdkSurface *focus;
double surface_x, surface_y;
GdkModifierType button_modifiers;
uint32_t time;
uint32_t enter_serial;
uint32_t press_serial;
GdkSurface *grab_surface;
uint32_t grab_time;
struct wl_surface *pointer_surface;
guint cursor_is_default: 1;
GdkCursor *cursor;
guint cursor_timeout_id;
guint cursor_image_index;
guint cursor_image_delay;
guint current_output_scale;
GSList *pointer_surface_outputs;
/* Accumulated event data for a pointer frame */
GdkWaylandPointerFrameData frame;
};
struct _GdkWaylandTabletToolData
{
GdkSeat *seat;
struct zwp_tablet_tool_v2 *wp_tablet_tool;
GdkAxisFlags axes;
GdkDeviceToolType type;
guint64 hardware_serial;
guint64 hardware_id_wacom;
GdkDeviceTool *tool;
GdkWaylandTabletData *current_tablet;
};
struct _GdkWaylandTabletPadGroupData
{
GdkWaylandTabletPadData *pad;
struct zwp_tablet_pad_group_v2 *wp_tablet_pad_group;
GList *rings;
GList *strips;
GList *buttons;
guint mode_switch_serial;
guint n_modes;
guint current_mode;
struct {
guint source;
gboolean is_stop;
double value;
} axis_tmp_info;
};
struct _GdkWaylandTabletPadData
{
GdkSeat *seat;
struct zwp_tablet_pad_v2 *wp_tablet_pad;
GdkDevice *device;
GdkWaylandTabletData *current_tablet;
guint enter_serial;
uint32_t n_buttons;
char *path;
GList *rings;
GList *strips;
GList *mode_groups;
};
struct _GdkWaylandTabletData
{
struct zwp_tablet_v2 *wp_tablet;
char *name;
char *path;
uint32_t vid;
uint32_t pid;
GdkDevice *logical_device;
GdkDevice *stylus_device;
GdkSeat *seat;
GdkWaylandPointerData pointer_info;
GList *pads;
GdkWaylandTabletToolData *current_tool;
int axis_indices[GDK_AXIS_LAST];
double axes[GDK_AXIS_LAST];
};
struct _GdkWaylandSeat
{
GdkSeat parent_instance;
guint32 id;
struct wl_seat *wl_seat;
struct wl_pointer *wl_pointer;
struct wl_keyboard *wl_keyboard;
struct wl_touch *wl_touch;
struct zwp_pointer_gesture_swipe_v1 *wp_pointer_gesture_swipe;
struct zwp_pointer_gesture_pinch_v1 *wp_pointer_gesture_pinch;
struct zwp_tablet_seat_v2 *wp_tablet_seat;
GdkDisplay *display;
GdkDevice *logical_pointer;
GdkDevice *logical_keyboard;
GdkDevice *pointer;
GdkDevice *wheel_scrolling;
GdkDevice *finger_scrolling;
GdkDevice *continuous_scrolling;
GdkDevice *keyboard;
GdkDevice *logical_touch;
GdkDevice *touch;
GdkCursor *cursor;
GdkKeymap *keymap;
GHashTable *touches;
GList *tablets;
GList *tablet_tools;
GList *tablet_pads;
GdkWaylandPointerData pointer_info;
GdkWaylandPointerData touch_info;
GdkModifierType key_modifiers;
GdkSurface *keyboard_focus;
GdkSurface *grab_surface;
uint32_t grab_time;
gboolean have_server_repeat;
uint32_t server_repeat_rate;
uint32_t server_repeat_delay;
struct wl_data_offer *pending_offer;
GdkContentFormatsBuilder *pending_builder;
GdkDragAction pending_source_actions;
GdkDragAction pending_action;
struct wl_callback *repeat_callback;
guint32 repeat_timer;
guint32 repeat_key;
guint32 repeat_count;
gint64 repeat_deadline;
uint32_t keyboard_time;
uint32_t keyboard_key_serial;
GdkClipboard *clipboard;
GdkClipboard *primary_clipboard;
struct wl_data_device *data_device;
GdkDrag *drag;
GdkDrop *drop;
/* Some tracking on gesture events */
guint gesture_n_fingers;
double gesture_scale;
GdkCursor *grab_cursor;
};
G_DEFINE_TYPE (GdkWaylandSeat, gdk_wayland_seat, GDK_TYPE_SEAT)
struct _GdkWaylandDevice
{
GdkDevice parent_instance;
GdkWaylandTouchData *emulating_touch; /* Only used on wd->logical_touch */
GdkWaylandPointerData *pointer;
};
struct _GdkWaylandDeviceClass
{
GdkDeviceClass parent_class;
};
G_DEFINE_TYPE (GdkWaylandDevice, gdk_wayland_device, GDK_TYPE_DEVICE)
struct _GdkWaylandDevicePad
{
GdkWaylandDevice parent_instance;
};
struct _GdkWaylandDevicePadClass
{
GdkWaylandDeviceClass parent_class;
};
static void gdk_wayland_device_pad_iface_init (GdkDevicePadInterface *iface);
static void init_pointer_data (GdkWaylandPointerData *pointer_data,
GdkDisplay *display_wayland,
GdkDevice *logical_device);
static void pointer_surface_update_scale (GdkDevice *device);
#define GDK_TYPE_WAYLAND_DEVICE_PAD (gdk_wayland_device_pad_get_type ())
GType gdk_wayland_device_pad_get_type (void);
G_DEFINE_TYPE_WITH_CODE (GdkWaylandDevicePad, gdk_wayland_device_pad,
GDK_TYPE_WAYLAND_DEVICE,
G_IMPLEMENT_INTERFACE (GDK_TYPE_DEVICE_PAD,
gdk_wayland_device_pad_iface_init))
#define GDK_SLOT_TO_EVENT_SEQUENCE(s) ((GdkEventSequence *) GUINT_TO_POINTER((s) + 1))
#define GDK_EVENT_SEQUENCE_TO_SLOT(s) (GPOINTER_TO_UINT(s) - 1)
static void deliver_key_event (GdkWaylandSeat *seat,
uint32_t time_,
uint32_t key,
uint32_t state,
gboolean from_key_repeat);
static void
gdk_wayland_pointer_stop_cursor_animation (GdkWaylandPointerData *pointer)
{
if (pointer->cursor_timeout_id > 0)
{
g_source_remove (pointer->cursor_timeout_id);
pointer->cursor_timeout_id = 0;
pointer->cursor_image_delay = 0;
}
pointer->cursor_image_index = 0;
}
static GdkWaylandTabletData *
gdk_wayland_seat_find_tablet (GdkWaylandSeat *seat,
GdkDevice *device)
{
GList *l;
for (l = seat->tablets; l; l = l->next)
{
GdkWaylandTabletData *tablet = l->data;
if (tablet->logical_device == device ||
tablet->stylus_device == device)
return tablet;
}
return NULL;
}
static GdkWaylandTabletPadData *
gdk_wayland_seat_find_pad (GdkWaylandSeat *seat,
GdkDevice *device)
{
GList *l;
for (l = seat->tablet_pads; l; l = l->next)
{
GdkWaylandTabletPadData *pad = l->data;
if (pad->device == device)
return pad;
}
return NULL;
}
static gboolean
gdk_wayland_device_update_surface_cursor (GdkDevice *device)
{
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (device));
GdkWaylandPointerData *pointer = GDK_WAYLAND_DEVICE (device)->pointer;
struct wl_buffer *buffer;
int x, y, w, h, scale;
guint next_image_index, next_image_delay;
gboolean retval = G_SOURCE_REMOVE;
GdkWaylandTabletData *tablet;
tablet = gdk_wayland_seat_find_tablet (seat, device);
if (pointer->cursor)
{
buffer = _gdk_wayland_cursor_get_buffer (GDK_WAYLAND_DISPLAY (seat->display),
pointer->cursor,
pointer->current_output_scale,
pointer->cursor_image_index,
&x, &y, &w, &h, &scale);
}
else
{
pointer->cursor_timeout_id = 0;
return G_SOURCE_REMOVE;
}
if (tablet)
{
if (!tablet->current_tool)
{
pointer->cursor_timeout_id = 0;
return G_SOURCE_REMOVE;
}
zwp_tablet_tool_v2_set_cursor (tablet->current_tool->wp_tablet_tool,
pointer->enter_serial,
pointer->pointer_surface,
x, y);
}
else if (seat->wl_pointer)
{
wl_pointer_set_cursor (seat->wl_pointer,
pointer->enter_serial,
pointer->pointer_surface,
x, y);
}
else
{
pointer->cursor_timeout_id = 0;
return G_SOURCE_REMOVE;
}
if (buffer)
{
wl_surface_attach (pointer->pointer_surface, buffer, 0, 0);
wl_surface_set_buffer_scale (pointer->pointer_surface, scale);
wl_surface_damage (pointer->pointer_surface, 0, 0, w, h);
wl_surface_commit (pointer->pointer_surface);
}
else
{
wl_surface_attach (pointer->pointer_surface, NULL, 0, 0);
wl_surface_commit (pointer->pointer_surface);
}
next_image_index =
_gdk_wayland_cursor_get_next_image_index (GDK_WAYLAND_DISPLAY (seat->display),
pointer->cursor,
pointer->current_output_scale,
pointer->cursor_image_index,
&next_image_delay);
if (next_image_index != pointer->cursor_image_index)
{
if (next_image_delay != pointer->cursor_image_delay ||
pointer->cursor_timeout_id == 0)
{
guint id;
GSource *source;
gdk_wayland_pointer_stop_cursor_animation (pointer);
/* Queue timeout for next frame */
id = g_timeout_add (next_image_delay,
(GSourceFunc) gdk_wayland_device_update_surface_cursor,
device);
source = g_main_context_find_source_by_id (NULL, id);
g_source_set_static_name (source, "[gtk] gdk_wayland_device_update_surface_cursor");
pointer->cursor_timeout_id = id;
}
else
retval = G_SOURCE_CONTINUE;
pointer->cursor_image_index = next_image_index;
pointer->cursor_image_delay = next_image_delay;
}
else
gdk_wayland_pointer_stop_cursor_animation (pointer);
return retval;
}
static void
gdk_wayland_device_set_surface_cursor (GdkDevice *device,
GdkSurface *surface,
GdkCursor *cursor)
{
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (device));
GdkWaylandPointerData *pointer = GDK_WAYLAND_DEVICE (device)->pointer;
if (device == seat->logical_touch)
return;
if (seat->grab_cursor)
cursor = seat->grab_cursor;
if (pointer->cursor != NULL &&
cursor != NULL &&
gdk_cursor_equal (cursor, pointer->cursor))
return;
if (cursor == NULL)
{
if (!pointer->cursor_is_default)
{
g_clear_object (&pointer->cursor);
pointer->cursor = gdk_cursor_new_from_name ("default", NULL);
pointer->cursor_is_default = TRUE;
gdk_wayland_pointer_stop_cursor_animation (pointer);
gdk_wayland_device_update_surface_cursor (device);
}
else
{
/* Nothing to do, we'already using the default cursor */
}
}
else
{
g_set_object (&pointer->cursor, cursor);
pointer->cursor_is_default = FALSE;
gdk_wayland_pointer_stop_cursor_animation (pointer);
gdk_wayland_device_update_surface_cursor (device);
}
}
static GdkModifierType
device_get_modifiers (GdkDevice *device)
{
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (device));
GdkWaylandPointerData *pointer = GDK_WAYLAND_DEVICE (device)->pointer;
GdkModifierType mask;
mask = seat->key_modifiers;
if (pointer)
mask |= pointer->button_modifiers;
return mask;
}
void
gdk_wayland_device_query_state (GdkDevice *device,
GdkSurface *surface,
double *win_x,
double *win_y,
GdkModifierType *mask)
{
GdkWaylandPointerData *pointer;
double x, y;
if (mask)
*mask = device_get_modifiers (device);
pointer = GDK_WAYLAND_DEVICE (device)->pointer;
if (pointer->focus == surface)
{
x = pointer->surface_x;
y = pointer->surface_y;
}
else
{
x = y = -1;
}
if (win_x)
*win_x = x;
if (win_y)
*win_y = y;
}
static void
emulate_crossing (GdkSurface *surface,
GdkSurface *child_surface,
GdkDevice *device,
GdkEventType type,
GdkCrossingMode mode,
guint32 time_)
{
GdkEvent *event;
GdkModifierType state;
double x, y;
gdk_surface_get_device_position (surface, device, &x, &y, &state);
event = gdk_crossing_event_new (type,
surface,
device,
time_,
state,
x, y,
mode,
GDK_NOTIFY_NONLINEAR);
_gdk_wayland_display_deliver_event (gdk_surface_get_display (surface), event);
}
static void
emulate_touch_crossing (GdkSurface *surface,
GdkSurface *child_surface,
GdkDevice *device,
GdkDevice *source,
GdkWaylandTouchData *touch,
GdkEventType type,
GdkCrossingMode mode,
guint32 time_)
{
GdkEvent *event;
event = gdk_crossing_event_new (type,
surface,
device,
time_,
0,
touch->x, touch->y,
mode,
GDK_NOTIFY_NONLINEAR);
_gdk_wayland_display_deliver_event (gdk_surface_get_display (surface), event);
}
static void
emulate_focus (GdkSurface *surface,
GdkDevice *device,
gboolean focus_in,
guint32 time_)
{
GdkEvent *event = gdk_focus_event_new (surface, device, focus_in);
_gdk_wayland_display_deliver_event (gdk_surface_get_display (surface), event);
}
static void
device_emit_grab_crossing (GdkDevice *device,
GdkSurface *from,
GdkSurface *to,
GdkCrossingMode mode,
guint32 time_)
{
if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
{
if (from)
emulate_focus (from, device, FALSE, time_);
if (to)
emulate_focus (to, device, TRUE, time_);
}
else
{
if (from)
emulate_crossing (from, to, device, GDK_LEAVE_NOTIFY, mode, time_);
if (to)
emulate_crossing (to, from, device, GDK_ENTER_NOTIFY, mode, time_);
}
}
GdkSurface *
gdk_wayland_device_get_focus (GdkDevice *device)
{
GdkWaylandSeat *wayland_seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (device));
GdkWaylandPointerData *pointer;
if (device == wayland_seat->logical_keyboard)
return wayland_seat->keyboard_focus;
else
{
pointer = GDK_WAYLAND_DEVICE (device)->pointer;
if (pointer)
return pointer->focus;
}
return NULL;
}
static void
device_maybe_emit_grab_crossing (GdkDevice *device,
GdkSurface *window,
guint32 time)
{
GdkSurface *surface = gdk_wayland_device_get_focus (device);
GdkSurface *focus = window;
if (focus != surface)
device_emit_grab_crossing (device, focus, window, GDK_CROSSING_GRAB, time);
}
static GdkSurface*
device_maybe_emit_ungrab_crossing (GdkDevice *device,
guint32 time_)
{
GdkDeviceGrabInfo *grab;
GdkSurface *focus = NULL;
GdkSurface *surface = NULL;
GdkSurface *prev_focus = NULL;
focus = gdk_wayland_device_get_focus (device);
grab = _gdk_display_get_last_device_grab (gdk_device_get_display (device), device);
if (grab)
{
prev_focus = grab->surface;
surface = grab->surface;
}
if (focus != surface)
device_emit_grab_crossing (device, prev_focus, focus, GDK_CROSSING_UNGRAB, time_);
return prev_focus;
}
static GdkGrabStatus
gdk_wayland_device_grab (GdkDevice *device,
GdkSurface *surface,
gboolean owner_events,
GdkEventMask event_mask,
GdkSurface *confine_to,
GdkCursor *cursor,
guint32 time_)
{
GdkWaylandSeat *wayland_seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (device));
GdkWaylandPointerData *pointer = GDK_WAYLAND_DEVICE (device)->pointer;
if (GDK_IS_DRAG_SURFACE (surface) &&
gdk_surface_get_mapped (surface))
{
g_warning ("Surface %p is already mapped at the time of grabbing. "
"gdk_seat_grab() should be used to simultaneously grab input "
"and show this popup. You may find oddities ahead.",
surface);
}
device_maybe_emit_grab_crossing (device, surface, time_);
if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
{
/* Device is a keyboard */
gdk_wayland_surface_inhibit_shortcuts (surface,
gdk_device_get_seat (device));
return GDK_GRAB_SUCCESS;
}
else
{
/* Device is a pointer */
if (pointer->grab_surface != NULL &&
time_ != 0 && pointer->grab_time > time_)
{
return GDK_GRAB_ALREADY_GRABBED;
}
if (time_ == 0)
time_ = pointer->time;
pointer->grab_surface = surface;
pointer->grab_time = time_;
_gdk_wayland_surface_set_grab_seat (surface, GDK_SEAT (wayland_seat));
g_clear_object (&wayland_seat->cursor);
if (cursor)
wayland_seat->cursor = g_object_ref (cursor);
gdk_wayland_device_update_surface_cursor (device);
}
return GDK_GRAB_SUCCESS;
}
static void
gdk_wayland_device_ungrab (GdkDevice *device,
guint32 time_)
{
GdkWaylandPointerData *pointer = GDK_WAYLAND_DEVICE (device)->pointer;
GdkSurface *prev_focus;
prev_focus = device_maybe_emit_ungrab_crossing (device, time_);
if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
{
/* Device is a keyboard */
if (prev_focus)
gdk_wayland_surface_restore_shortcuts (prev_focus,
gdk_device_get_seat (device));
}
else
{
/* Device is a pointer */
gdk_wayland_device_update_surface_cursor (device);
if (pointer->grab_surface)
_gdk_wayland_surface_set_grab_seat (pointer->grab_surface,
NULL);
}
}
static GdkSurface *
gdk_wayland_device_surface_at_position (GdkDevice *device,
double *win_x,
double *win_y,
GdkModifierType *mask)
{
GdkWaylandPointerData *pointer;
pointer = GDK_WAYLAND_DEVICE(device)->pointer;
if (!pointer)
return NULL;
if (win_x)
*win_x = pointer->surface_x;
if (win_y)
*win_y = pointer->surface_y;
if (mask)
*mask = device_get_modifiers (device);
return pointer->focus;
}
static void
gdk_wayland_device_class_init (GdkWaylandDeviceClass *klass)
{
GdkDeviceClass *device_class = GDK_DEVICE_CLASS (klass);
device_class->set_surface_cursor = gdk_wayland_device_set_surface_cursor;
device_class->grab = gdk_wayland_device_grab;
device_class->ungrab = gdk_wayland_device_ungrab;
device_class->surface_at_position = gdk_wayland_device_surface_at_position;
}
static void
gdk_wayland_device_init (GdkWaylandDevice *device_core)
{
GdkDevice *device;
device = GDK_DEVICE (device_core);
_gdk_device_add_axis (device, GDK_AXIS_X, 0, 0, 1);
_gdk_device_add_axis (device, GDK_AXIS_Y, 0, 0, 1);
}
static int
gdk_wayland_device_pad_get_n_groups (GdkDevicePad *pad)
{
GdkSeat *seat = gdk_device_get_seat (GDK_DEVICE (pad));
GdkWaylandTabletPadData *data;
data = gdk_wayland_seat_find_pad (GDK_WAYLAND_SEAT (seat),
GDK_DEVICE (pad));
#ifdef G_DISABLE_ASSERT
if (data == NULL)
return 0;
#else
g_assert (data != NULL);
#endif
return g_list_length (data->mode_groups);
}
static int
gdk_wayland_device_pad_get_group_n_modes (GdkDevicePad *pad,
int n_group)
{
GdkSeat *seat = gdk_device_get_seat (GDK_DEVICE (pad));
GdkWaylandTabletPadGroupData *group;
GdkWaylandTabletPadData *data;
data = gdk_wayland_seat_find_pad (GDK_WAYLAND_SEAT (seat),
GDK_DEVICE (pad));
#ifdef G_DISABLE_ASSERT
if (data == NULL)
return 0;
#else
g_assert (data != NULL);
#endif
group = g_list_nth_data (data->mode_groups, n_group);
if (!group)
return -1;
return group->n_modes;
}
static int
gdk_wayland_device_pad_get_n_features (GdkDevicePad *pad,
GdkDevicePadFeature feature)
{
GdkSeat *seat = gdk_device_get_seat (GDK_DEVICE (pad));
GdkWaylandTabletPadData *data;
data = gdk_wayland_seat_find_pad (GDK_WAYLAND_SEAT (seat),
GDK_DEVICE (pad));
g_assert (data != NULL);
switch (feature)
{
case GDK_DEVICE_PAD_FEATURE_BUTTON:
return data->n_buttons;
case GDK_DEVICE_PAD_FEATURE_RING:
return g_list_length (data->rings);
case GDK_DEVICE_PAD_FEATURE_STRIP:
return g_list_length (data->strips);
default:
return -1;
}
}
static int
gdk_wayland_device_pad_get_feature_group (GdkDevicePad *pad,
GdkDevicePadFeature feature,
int idx)
{
GdkSeat *seat = gdk_device_get_seat (GDK_DEVICE (pad));
GdkWaylandTabletPadGroupData *group;
GdkWaylandTabletPadData *data;
GList *l;
int i;
data = gdk_wayland_seat_find_pad (GDK_WAYLAND_SEAT (seat),
GDK_DEVICE (pad));
#ifdef G_DISABLE_ASSERT
if (data == NULL)
return -1;
#else
g_assert (data != NULL);
#endif
for (l = data->mode_groups, i = 0; l; l = l->next, i++)
{
group = l->data;
switch (feature)
{
case GDK_DEVICE_PAD_FEATURE_BUTTON:
if (g_list_find (group->buttons, GINT_TO_POINTER (idx)))
return i;
break;
case GDK_DEVICE_PAD_FEATURE_RING:
{
gpointer ring;
ring = g_list_nth_data (data->rings, idx);
if (ring && g_list_find (group->rings, ring))
return i;
break;
}
case GDK_DEVICE_PAD_FEATURE_STRIP:
{
gpointer strip;
strip = g_list_nth_data (data->strips, idx);
if (strip && g_list_find (group->strips, strip))
return i;
break;
}
default:
break;
}
}
return -1;
}
static void
gdk_wayland_device_pad_iface_init (GdkDevicePadInterface *iface)
{
iface->get_n_groups = gdk_wayland_device_pad_get_n_groups;
iface->get_group_n_modes = gdk_wayland_device_pad_get_group_n_modes;
iface->get_n_features = gdk_wayland_device_pad_get_n_features;
iface->get_feature_group = gdk_wayland_device_pad_get_feature_group;
}
static void
gdk_wayland_device_pad_class_init (GdkWaylandDevicePadClass *klass)
{
}
static void
gdk_wayland_device_pad_init (GdkWaylandDevicePad *pad)
{
}
/**
* gdk_wayland_device_get_wl_seat: (skip)
* @device: (type GdkWaylandDevice): a `GdkDevice`
*
* Returns the Wayland `wl_seat` of a `GdkDevice`.
*
* Returns: (transfer none): a Wayland `wl_seat`
*/
struct wl_seat *
gdk_wayland_device_get_wl_seat (GdkDevice *device)
{
GdkWaylandSeat *seat;
g_return_val_if_fail (GDK_IS_WAYLAND_DEVICE (device), NULL);
seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (device));
return seat->wl_seat;
}
/**
* gdk_wayland_device_get_wl_pointer: (skip)
* @device: (type GdkWaylandDevice): a `GdkDevice`
*
* Returns the Wayland `wl_pointer` of a `GdkDevice`.
*
* Returns: (transfer none): a Wayland `wl_pointer`
*/
struct wl_pointer *
gdk_wayland_device_get_wl_pointer (GdkDevice *device)
{
GdkWaylandSeat *seat;
g_return_val_if_fail (GDK_IS_WAYLAND_DEVICE (device), NULL);
seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (device));
return seat->wl_pointer;
}
/**
* gdk_wayland_device_get_wl_keyboard: (skip)
* @device: (type GdkWaylandDevice): a `GdkDevice`
*
* Returns the Wayland `wl_keyboard` of a `GdkDevice`.
*
* Returns: (transfer none): a Wayland `wl_keyboard`
*/
struct wl_keyboard *
gdk_wayland_device_get_wl_keyboard (GdkDevice *device)
{
GdkWaylandSeat *seat;
g_return_val_if_fail (GDK_IS_WAYLAND_DEVICE (device), NULL);
seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (device));
return seat->wl_keyboard;
}
/**
* gdk_wayland_device_get_xkb_keymap:
* @device: (type GdkWaylandDevice): a `GdkDevice`
*
* Returns the `xkb_keymap` of a `GdkDevice`.
*
* Returns: (transfer none): a `struct xkb_keymap`
*
* Since: 4.4
*/
struct xkb_keymap *
gdk_wayland_device_get_xkb_keymap (GdkDevice *device)
{
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (device));
return _gdk_wayland_keymap_get_xkb_keymap (seat->keymap);
}
GdkKeymap *
_gdk_wayland_device_get_keymap (GdkDevice *device)
{
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (device));
return seat->keymap;
}
static void
gdk_wayland_seat_discard_pending_offer (GdkWaylandSeat *seat)
{
if (seat->pending_builder)
{
GdkContentFormats *ignore = gdk_content_formats_builder_free_to_formats (seat->pending_builder);
gdk_content_formats_unref (ignore);
seat->pending_builder = NULL;
}
g_clear_pointer (&seat->pending_offer, wl_data_offer_destroy);
seat->pending_source_actions = 0;
seat->pending_action = 0;
}
static inline GdkDragAction
gdk_wayland_actions_to_gdk_actions (uint32_t dnd_actions)
{
GdkDragAction actions = 0;
if (dnd_actions & WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY)
actions |= GDK_ACTION_COPY;
if (dnd_actions & WL_DATA_DEVICE_MANAGER_DND_ACTION_MOVE)
actions |= GDK_ACTION_MOVE;
if (dnd_actions & WL_DATA_DEVICE_MANAGER_DND_ACTION_ASK)
actions |= GDK_ACTION_ASK;
return actions;
}
static void
data_offer_offer (void *data,
struct wl_data_offer *offer,
const char *type)
{
GdkWaylandSeat *seat = data;
if (seat->pending_offer != offer)
{
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("%p: offer for unknown offer %p of %s",
seat, offer, type));
return;
}
/* skip magic mime types */
if (g_str_equal (type, GDK_WAYLAND_LOCAL_DND_MIME_TYPE))
return;
gdk_content_formats_builder_add_mime_type (seat->pending_builder, type);
}
static void
data_offer_source_actions (void *data,
struct wl_data_offer *offer,
uint32_t source_actions)
{
GdkWaylandSeat *seat = data;
if (offer == seat->pending_offer)
{
seat->pending_source_actions = gdk_wayland_actions_to_gdk_actions (source_actions);
return;
}
if (seat->drop == NULL)
return;
gdk_wayland_drop_set_source_actions (seat->drop, source_actions);
gdk_drop_emit_motion_event (seat->drop,
FALSE,
seat->pointer_info.surface_x,
seat->pointer_info.surface_y,
GDK_CURRENT_TIME);
}
static void
data_offer_action (void *data,
struct wl_data_offer *offer,
uint32_t action)
{
GdkWaylandSeat *seat = data;
if (offer == seat->pending_offer)
{
seat->pending_action = gdk_wayland_actions_to_gdk_actions (action);
return;
}
if (seat->drop == NULL)
return;
gdk_wayland_drop_set_action (seat->drop, action);
gdk_drop_emit_motion_event (seat->drop,
FALSE,
seat->pointer_info.surface_x,
seat->pointer_info.surface_y,
GDK_CURRENT_TIME);
}
static const struct wl_data_offer_listener data_offer_listener = {
data_offer_offer,
data_offer_source_actions,
data_offer_action
};
static void
data_device_data_offer (void *data,
struct wl_data_device *data_device,
struct wl_data_offer *offer)
{
GdkWaylandSeat *seat = data;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("data device data offer, data device %p, offer %p",
data_device, offer));
gdk_wayland_seat_discard_pending_offer (seat);
seat->pending_offer = offer;
wl_data_offer_add_listener (offer,
&data_offer_listener,
seat);
seat->pending_builder = gdk_content_formats_builder_new ();
seat->pending_source_actions = 0;
seat->pending_action = 0;
}
static void
data_device_enter (void *data,
struct wl_data_device *data_device,
uint32_t serial,
struct wl_surface *surface,
wl_fixed_t x,
wl_fixed_t y,
struct wl_data_offer *offer)
{
GdkWaylandSeat *seat = data;
GdkSurface *dest_surface;
GdkContentFormats *formats;
int origin_x, origin_y;
GdkDevice *device;
dest_surface = wl_surface_get_user_data (surface);
if (!GDK_IS_SURFACE (dest_surface))
return;
if (offer != seat->pending_offer)
{
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("%p: enter event for unknown offer %p, expected %p",
seat, offer, seat->pending_offer));
return;
}
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("data device enter, data device %p serial %u, surface %p, x %f y %f, offer %p",
data_device, serial, surface, wl_fixed_to_double (x), wl_fixed_to_double (y), offer));
/* Update pointer state, so device state queries work during DnD */
seat->pointer_info.focus = g_object_ref (dest_surface);
seat->pointer_info.surface_x = wl_fixed_to_double (x);
seat->pointer_info.surface_y = wl_fixed_to_double (y);
if (seat->logical_pointer)
device = seat->logical_pointer;
else if (seat->logical_touch)
device = seat->logical_touch;
else
{
g_warning ("No device for DND enter, ignoring.");
return;
}
formats = gdk_content_formats_builder_free_to_formats (seat->pending_builder);
seat->pending_builder = NULL;
seat->pending_offer = NULL;
seat->drop = gdk_wayland_drop_new (device, seat->drag, formats, dest_surface, offer, serial);
gdk_wayland_drop_set_source_actions (seat->drop, seat->pending_source_actions);
gdk_wayland_drop_set_action (seat->drop, seat->pending_action);
gdk_content_formats_unref (formats);
gdk_wayland_seat_discard_pending_offer (seat);
gdk_surface_get_origin (gdk_drop_get_surface (seat->drop), &origin_x, &origin_y);
gdk_drop_emit_enter_event (seat->drop,
FALSE,
origin_x + seat->pointer_info.surface_x,
origin_y + seat->pointer_info.surface_y,
GDK_CURRENT_TIME);
}
static void
data_device_leave (void *data,
struct wl_data_device *data_device)
{
GdkWaylandSeat *seat = data;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("data device leave, data device %p", data_device));
if (seat->drop == NULL)
return;
g_object_unref (seat->pointer_info.focus);
seat->pointer_info.focus = NULL;
gdk_drop_emit_leave_event (seat->drop,
FALSE,
GDK_CURRENT_TIME);
g_clear_object (&seat->drop);
}
static void
data_device_motion (void *data,
struct wl_data_device *data_device,
uint32_t time,
wl_fixed_t x,
wl_fixed_t y)
{
GdkWaylandSeat *seat = data;
int origin_x, origin_y;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("data device motion, data_device = %p, time = %d, x = %f, y = %f",
data_device, time, wl_fixed_to_double (x), wl_fixed_to_double (y)));
if (seat->drop == NULL)
return;
/* Update pointer state, so device state queries work during DnD */
seat->pointer_info.surface_x = wl_fixed_to_double (x);
seat->pointer_info.surface_y = wl_fixed_to_double (y);
gdk_surface_get_origin (gdk_drop_get_surface (seat->drop), &origin_x, &origin_y);
gdk_drop_emit_motion_event (seat->drop,
FALSE,
origin_x + seat->pointer_info.surface_x,
origin_y + seat->pointer_info.surface_y,
time);
}
static void
data_device_drop (void *data,
struct wl_data_device *data_device)
{
GdkWaylandSeat *seat = data;
int origin_x, origin_y;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("data device drop, data device %p", data_device));
gdk_surface_get_origin (gdk_drop_get_surface (seat->drop), &origin_x, &origin_y);
gdk_drop_emit_drop_event (seat->drop,
FALSE,
origin_x + seat->pointer_info.surface_x,
origin_y + seat->pointer_info.surface_y,
GDK_CURRENT_TIME);
}
static void
data_device_selection (void *data,
struct wl_data_device *wl_data_device,
struct wl_data_offer *offer)
{
GdkWaylandSeat *seat = data;
GdkContentFormats *formats;
if (offer)
{
if (offer == seat->pending_offer)
{
formats = gdk_content_formats_builder_free_to_formats (seat->pending_builder);
seat->pending_builder = NULL;
seat->pending_offer = NULL;
}
else
{
formats = gdk_content_formats_new (NULL, 0);
offer = NULL;
}
gdk_wayland_seat_discard_pending_offer (seat);
}
else
{
formats = gdk_content_formats_new (NULL, 0);
}
gdk_wayland_clipboard_claim_remote (GDK_WAYLAND_CLIPBOARD (seat->clipboard),
offer,
formats);
}
static const struct wl_data_device_listener data_device_listener = {
data_device_data_offer,
data_device_enter,
data_device_leave,
data_device_motion,
data_device_drop,
data_device_selection
};
static GdkDevice * get_scroll_device (GdkWaylandSeat *seat,
enum wl_pointer_axis_source source);
static void
flush_discrete_scroll_event (GdkWaylandSeat *seat,
GdkScrollDirection direction)
{
GdkEvent *event;
GdkDevice *source;
source = get_scroll_device (seat, seat->pointer_info.frame.source);
event = gdk_scroll_event_new_discrete (seat->pointer_info.focus,
source,
NULL,
seat->pointer_info.time,
device_get_modifiers (seat->logical_pointer),
direction,
TRUE);
_gdk_wayland_display_deliver_event (seat->display, event);
}
static void
flush_smooth_scroll_event (GdkWaylandSeat *seat,
double delta_x,
double delta_y,
gboolean is_stop)
{
GdkEvent *event;
GdkDevice *source;
source = get_scroll_device (seat, seat->pointer_info.frame.source);
event = gdk_scroll_event_new (seat->pointer_info.focus,
source,
NULL,
seat->pointer_info.time,
device_get_modifiers (seat->logical_pointer),
delta_x, delta_y,
is_stop);
_gdk_wayland_display_deliver_event (seat->display, event);
}
static void
flush_scroll_event (GdkWaylandSeat *seat,
GdkWaylandPointerFrameData *pointer_frame)
{
gboolean is_stop = FALSE;
if (pointer_frame->discrete_x || pointer_frame->discrete_y)
{
GdkScrollDirection direction;
if (pointer_frame->discrete_x > 0)
direction = GDK_SCROLL_LEFT;
else if (pointer_frame->discrete_x < 0)
direction = GDK_SCROLL_RIGHT;
else if (pointer_frame->discrete_y > 0)
direction = GDK_SCROLL_DOWN;
else
direction = GDK_SCROLL_UP;
flush_discrete_scroll_event (seat, direction);
pointer_frame->discrete_x = 0;
pointer_frame->discrete_y = 0;
}
else if (pointer_frame->is_scroll_stop ||
pointer_frame->delta_x != 0 ||
pointer_frame->delta_y != 0)
{
/* Axes can stop independently, if we stop on one axis but have a
* delta on the other, we don't count it as a stop event.
*/
if (pointer_frame->is_scroll_stop &&
pointer_frame->delta_x == 0 &&
pointer_frame->delta_y == 0)
is_stop = TRUE;
flush_smooth_scroll_event (seat,
pointer_frame->delta_x,
pointer_frame->delta_y,
is_stop);
}
pointer_frame->discrete_x = 0;
pointer_frame->discrete_y = 0;
pointer_frame->delta_x = 0;
pointer_frame->delta_y = 0;
pointer_frame->is_scroll_stop = FALSE;
}
static void
gdk_wayland_seat_flush_frame_event (GdkWaylandSeat *seat)
{
if (seat->pointer_info.frame.event)
{
_gdk_wayland_display_deliver_event (gdk_seat_get_display (GDK_SEAT (seat)),
seat->pointer_info.frame.event);
seat->pointer_info.frame.event = NULL;
}
else
{
flush_scroll_event (seat, &seat->pointer_info.frame);
seat->pointer_info.frame.source = 0;
}
}
static void
gdk_wayland_seat_set_frame_event (GdkWaylandSeat *seat,
GdkEvent *event)
{
if (seat->pointer_info.frame.event &&
gdk_event_get_event_type (seat->pointer_info.frame.event) != gdk_event_get_event_type (event))
gdk_wayland_seat_flush_frame_event (seat);
seat->pointer_info.frame.event = event;
}
static void
pointer_handle_enter (void *data,
struct wl_pointer *pointer,
uint32_t serial,
struct wl_surface *surface,
wl_fixed_t sx,
wl_fixed_t sy)
{
GdkWaylandSeat *seat = data;
GdkEvent *event;
GdkWaylandDisplay *display_wayland = GDK_WAYLAND_DISPLAY (seat->display);
if (!surface)
return;
if (!GDK_IS_SURFACE (wl_surface_get_user_data (surface)))
return;
_gdk_wayland_display_update_serial (display_wayland, serial);
seat->pointer_info.focus = wl_surface_get_user_data (surface);
g_object_ref (seat->pointer_info.focus);
seat->pointer_info.button_modifiers = 0;
seat->pointer_info.surface_x = wl_fixed_to_double (sx);
seat->pointer_info.surface_y = wl_fixed_to_double (sy);
seat->pointer_info.enter_serial = serial;
event = gdk_crossing_event_new (GDK_ENTER_NOTIFY,
seat->pointer_info.focus,
seat->logical_pointer,
0,
0,
seat->pointer_info.surface_x,
seat->pointer_info.surface_y,
GDK_CROSSING_NORMAL,
GDK_NOTIFY_NONLINEAR);
gdk_wayland_seat_set_frame_event (seat, event);
gdk_wayland_device_update_surface_cursor (seat->logical_pointer);
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("enter, seat %p surface %p",
seat, seat->pointer_info.focus));
if (display_wayland->seat_version < WL_POINTER_HAS_FRAME)
gdk_wayland_seat_flush_frame_event (seat);
}
static void
pointer_handle_leave (void *data,
struct wl_pointer *pointer,
uint32_t serial,
struct wl_surface *surface)
{
GdkWaylandSeat *seat = data;
GdkEvent *event;
GdkWaylandDisplay *display_wayland = GDK_WAYLAND_DISPLAY (seat->display);
GdkDeviceGrabInfo *grab;
if (!surface)
return;
if (!GDK_IS_SURFACE (wl_surface_get_user_data (surface)))
return;
if (!seat->pointer_info.focus)
return;
_gdk_wayland_display_update_serial (display_wayland, serial);
grab = _gdk_display_get_last_device_grab (seat->display,
seat->logical_pointer);
if (seat->pointer_info.button_modifiers != 0 &&
grab && grab->implicit)
{
gulong display_serial;
display_serial = _gdk_display_get_next_serial (seat->display);
_gdk_display_end_device_grab (seat->display, seat->logical_pointer,
display_serial, NULL, TRUE);
_gdk_display_device_grab_update (seat->display,
seat->logical_pointer,
display_serial);
}
event = gdk_crossing_event_new (GDK_LEAVE_NOTIFY,
seat->pointer_info.focus,
seat->logical_pointer,
0,
0,
seat->pointer_info.surface_x,
seat->pointer_info.surface_y,
GDK_CROSSING_NORMAL,
GDK_NOTIFY_NONLINEAR);
gdk_wayland_seat_set_frame_event (seat, event);
gdk_wayland_device_update_surface_cursor (seat->logical_pointer);
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("leave, seat %p surface %p",
seat, seat->pointer_info.focus));
g_object_unref (seat->pointer_info.focus);
seat->pointer_info.focus = NULL;
if (seat->cursor)
gdk_wayland_pointer_stop_cursor_animation (&seat->pointer_info);
if (display_wayland->seat_version < WL_POINTER_HAS_FRAME)
gdk_wayland_seat_flush_frame_event (seat);
}
static void
pointer_handle_motion (void *data,
struct wl_pointer *pointer,
uint32_t time,
wl_fixed_t sx,
wl_fixed_t sy)
{
GdkWaylandSeat *seat = data;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (seat->display);
GdkEvent *event;
if (!seat->pointer_info.focus)
return;
seat->pointer_info.time = time;
seat->pointer_info.surface_x = wl_fixed_to_double (sx);
seat->pointer_info.surface_y = wl_fixed_to_double (sy);
event = gdk_motion_event_new (seat->pointer_info.focus,
seat->logical_pointer,
NULL,
time,
device_get_modifiers (seat->logical_pointer),
seat->pointer_info.surface_x,
seat->pointer_info.surface_y,
NULL);
gdk_wayland_seat_set_frame_event (seat, event);
if (GDK_DISPLAY_DEBUG_CHECK (gdk_seat_get_display (GDK_SEAT (seat)), EVENTS))
{
double x, y;
gdk_event_get_position (event, &x, &y);
g_message ("motion %f %f, seat %p state %d",
x, y, seat, gdk_event_get_modifier_state (event));
}
if (display->seat_version < WL_POINTER_HAS_FRAME)
gdk_wayland_seat_flush_frame_event (seat);
}
static void
pointer_handle_button (void *data,
struct wl_pointer *pointer,
uint32_t serial,
uint32_t time,
uint32_t button,
uint32_t state)
{
GdkWaylandSeat *seat = data;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (seat->display);
GdkEvent *event;
uint32_t modifier;
int gdk_button;
if (!seat->pointer_info.focus)
return;
_gdk_wayland_display_update_serial (display, serial);
switch (button)
{
case BTN_LEFT:
gdk_button = GDK_BUTTON_PRIMARY;
break;
case BTN_MIDDLE:
gdk_button = GDK_BUTTON_MIDDLE;
break;
case BTN_RIGHT:
gdk_button = GDK_BUTTON_SECONDARY;
break;
default:
/* For compatibility reasons, all additional buttons go after the old 4-7 scroll ones */
gdk_button = button - BUTTON_BASE + 4;
break;
}
seat->pointer_info.time = time;
if (state)
seat->pointer_info.press_serial = serial;
event = gdk_button_event_new (state ? GDK_BUTTON_PRESS : GDK_BUTTON_RELEASE,
seat->pointer_info.focus,
seat->logical_pointer,
NULL,
time,
device_get_modifiers (seat->logical_pointer),
gdk_button,
seat->pointer_info.surface_x,
seat->pointer_info.surface_y,
NULL);
gdk_wayland_seat_set_frame_event (seat, event);
modifier = 1 << (8 + gdk_button - 1);
if (state)
seat->pointer_info.button_modifiers |= modifier;
else
seat->pointer_info.button_modifiers &= ~modifier;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("button %d %s, seat %p state %d",
gdk_button_event_get_button (event),
state ? "press" : "release",
seat,
gdk_event_get_modifier_state (event)));
if (display->seat_version < WL_POINTER_HAS_FRAME)
gdk_wayland_seat_flush_frame_event (seat);
}
#ifdef G_ENABLE_DEBUG
static const char *
get_axis_name (uint32_t axis)
{
switch (axis)
{
case WL_POINTER_AXIS_VERTICAL_SCROLL:
return "horizontal";
case WL_POINTER_AXIS_HORIZONTAL_SCROLL:
return "vertical";
default:
return "unknown";
}
}
#endif
static void
pointer_handle_axis (void *data,
struct wl_pointer *pointer,
uint32_t time,
uint32_t axis,
wl_fixed_t value)
{
GdkWaylandSeat *seat = data;
GdkWaylandPointerFrameData *pointer_frame = &seat->pointer_info.frame;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (seat->display);
if (!seat->pointer_info.focus)
return;
/* get the delta and convert it into the expected range */
switch (axis)
{
case WL_POINTER_AXIS_VERTICAL_SCROLL:
pointer_frame->delta_y = wl_fixed_to_double (value) / 10.0;
break;
case WL_POINTER_AXIS_HORIZONTAL_SCROLL:
pointer_frame->delta_x = wl_fixed_to_double (value) / 10.0;
break;
default:
g_return_if_reached ();
}
seat->pointer_info.time = time;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("scroll, axis %s, value %f, seat %p",
get_axis_name (axis), wl_fixed_to_double (value) / 10.0,
seat));
if (display->seat_version < WL_POINTER_HAS_FRAME)
gdk_wayland_seat_flush_frame_event (seat);
}
static void
pointer_handle_frame (void *data,
struct wl_pointer *pointer)
{
GdkWaylandSeat *seat = data;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("frame, seat %p", seat));
gdk_wayland_seat_flush_frame_event (seat);
}
#ifdef G_ENABLE_DEBUG
static const char *
get_axis_source_name (enum wl_pointer_axis_source source)
{
switch (source)
{
case WL_POINTER_AXIS_SOURCE_WHEEL:
return "wheel";
case WL_POINTER_AXIS_SOURCE_FINGER:
return "finger";
case WL_POINTER_AXIS_SOURCE_CONTINUOUS:
return "continuous";
case WL_POINTER_AXIS_SOURCE_WHEEL_TILT:
return "wheel-tilt";
default:
return "unknown";
}
}
#endif
static void
pointer_handle_axis_source (void *data,
struct wl_pointer *pointer,
enum wl_pointer_axis_source source)
{
GdkWaylandSeat *seat = data;
GdkWaylandPointerFrameData *pointer_frame = &seat->pointer_info.frame;
if (!seat->pointer_info.focus)
return;
pointer_frame->source = source;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("axis source %s, seat %p", get_axis_source_name (source), seat));
}
static void
pointer_handle_axis_stop (void *data,
struct wl_pointer *pointer,
uint32_t time,
uint32_t axis)
{
GdkWaylandSeat *seat = data;
GdkWaylandPointerFrameData *pointer_frame = &seat->pointer_info.frame;
if (!seat->pointer_info.focus)
return;
seat->pointer_info.time = time;
switch (axis)
{
case WL_POINTER_AXIS_VERTICAL_SCROLL:
pointer_frame->delta_y = 0;
break;
case WL_POINTER_AXIS_HORIZONTAL_SCROLL:
pointer_frame->delta_x = 0;
break;
default:
g_return_if_reached ();
}
pointer_frame->is_scroll_stop = TRUE;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("axis %s stop, seat %p", get_axis_name (axis), seat));
}
static void
pointer_handle_axis_discrete (void *data,
struct wl_pointer *pointer,
uint32_t axis,
int32_t value)
{
GdkWaylandSeat *seat = data;
GdkWaylandPointerFrameData *pointer_frame = &seat->pointer_info.frame;
if (!seat->pointer_info.focus)
return;
switch (axis)
{
case WL_POINTER_AXIS_VERTICAL_SCROLL:
pointer_frame->discrete_y = value;
break;
case WL_POINTER_AXIS_HORIZONTAL_SCROLL:
pointer_frame->discrete_x = value;
break;
default:
g_return_if_reached ();
}
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("discrete scroll, axis %s, value %d, seat %p",
get_axis_name (axis), value, seat));
}
static int
get_active_layout (GdkKeymap *keymap)
{
struct xkb_keymap *xkb_keymap;
struct xkb_state *xkb_state;
xkb_keymap = _gdk_wayland_keymap_get_xkb_keymap (keymap);
xkb_state = _gdk_wayland_keymap_get_xkb_state (keymap);
for (int i = 0; i < xkb_keymap_num_layouts (xkb_keymap); i++)
{
if (xkb_state_layout_index_is_active (xkb_state, i, XKB_STATE_LAYOUT_EFFECTIVE))
return i;
}
return -1;
}
#ifdef G_ENABLE_DEBUG
static const char *
get_active_layout_name (GdkKeymap *keymap)
{
struct xkb_keymap *xkb_keymap;
xkb_keymap = _gdk_wayland_keymap_get_xkb_keymap (keymap);
return xkb_keymap_layout_get_name (xkb_keymap, get_active_layout (keymap));
}
#endif
static void
keyboard_handle_keymap (void *data,
struct wl_keyboard *keyboard,
uint32_t format,
int fd,
uint32_t size)
{
GdkWaylandSeat *seat = data;
PangoDirection direction;
gboolean bidi;
gboolean caps_lock;
gboolean num_lock;
gboolean scroll_lock;
GdkModifierType modifiers;
direction = gdk_keymap_get_direction (seat->keymap);
bidi = gdk_keymap_have_bidi_layouts (seat->keymap);
caps_lock = gdk_keymap_get_caps_lock_state (seat->keymap);
num_lock = gdk_keymap_get_num_lock_state (seat->keymap);
scroll_lock = gdk_keymap_get_scroll_lock_state (seat->keymap);
modifiers = gdk_keymap_get_modifier_state (seat->keymap);
_gdk_wayland_keymap_update_from_fd (seat->keymap, format, fd, size);
GDK_DISPLAY_NOTE(seat->keymap->display, INPUT,
{
GString *s = g_string_new ("");
struct xkb_keymap *xkb_keymap = _gdk_wayland_keymap_get_xkb_keymap (seat->keymap);
struct xkb_state *xkb_state = _gdk_wayland_keymap_get_xkb_state (seat->keymap);
for (int i = 0; i < xkb_keymap_num_layouts (xkb_keymap); i++)
{
if (s->len > 0)
g_string_append (s, ", ");
if (xkb_state_layout_index_is_active (xkb_state, i, XKB_STATE_LAYOUT_EFFECTIVE))
g_string_append (s, "*");
g_string_append (s, xkb_keymap_layout_get_name (xkb_keymap, i));
}
g_print ("layouts: %s\n", s->str);
g_string_free (s, TRUE);
});
g_signal_emit_by_name (seat->keymap, "keys-changed");
g_signal_emit_by_name (seat->keymap, "state-changed");
if (direction != gdk_keymap_get_direction (seat->keymap))
g_signal_emit_by_name (seat->keymap, "direction-changed");
if (direction != gdk_keymap_get_direction (seat->keymap))
g_object_notify (G_OBJECT (seat->logical_keyboard), "direction");
if (bidi != gdk_keymap_have_bidi_layouts (seat->keymap))
g_object_notify (G_OBJECT (seat->logical_keyboard), "has-bidi-layouts");
if (caps_lock != gdk_keymap_get_caps_lock_state (seat->keymap))
g_object_notify (G_OBJECT (seat->logical_keyboard), "caps-lock-state");
if (num_lock != gdk_keymap_get_num_lock_state (seat->keymap))
g_object_notify (G_OBJECT (seat->logical_keyboard), "num-lock-state");
if (scroll_lock != gdk_keymap_get_scroll_lock_state (seat->keymap))
g_object_notify (G_OBJECT (seat->logical_keyboard), "scroll-lock-state");
if (modifiers != gdk_keymap_get_modifier_state (seat->keymap))
g_object_notify (G_OBJECT (seat->logical_keyboard), "modifier-state");
}
static void
keyboard_handle_enter (void *data,
struct wl_keyboard *keyboard,
uint32_t serial,
struct wl_surface *surface,
struct wl_array *keys)
{
GdkWaylandSeat *seat = data;
GdkEvent *event;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (seat->display);
if (!surface)
return;
if (!GDK_IS_SURFACE (wl_surface_get_user_data (surface)))
return;
_gdk_wayland_display_update_serial (display, serial);
seat->keyboard_focus = wl_surface_get_user_data (surface);
g_object_ref (seat->keyboard_focus);
seat->repeat_key = 0;
event = gdk_focus_event_new (seat->keyboard_focus,
seat->logical_keyboard,
TRUE);
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("focus in, seat %p surface %p",
seat, seat->keyboard_focus));
_gdk_wayland_display_deliver_event (seat->display, event);
}
static void stop_key_repeat (GdkWaylandSeat *seat);
static void
keyboard_handle_leave (void *data,
struct wl_keyboard *keyboard,
uint32_t serial,
struct wl_surface *surface)
{
GdkWaylandSeat *seat = data;
GdkEvent *event;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (seat->display);
if (!seat->keyboard_focus)
return;
/* gdk_surface_is_destroyed() might already return TRUE for
* seat->keyboard_focus here, which would happen if we destroyed the
* surface before losing keyboard focus.
*/
stop_key_repeat (seat);
_gdk_wayland_display_update_serial (display, serial);
event = gdk_focus_event_new (seat->keyboard_focus,
seat->logical_keyboard,
FALSE);
g_object_unref (seat->keyboard_focus);
seat->keyboard_focus = NULL;
seat->repeat_key = 0;
seat->key_modifiers = 0;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("focus out, seat %p surface %p",
seat, gdk_event_get_surface (event)));
_gdk_wayland_display_deliver_event (seat->display, event);
}
static gboolean keyboard_repeat (gpointer data);
static gboolean
get_key_repeat (GdkWaylandSeat *seat,
guint *delay,
guint *interval)
{
gboolean repeat;
if (seat->have_server_repeat)
{
if (seat->server_repeat_rate > 0)
{
repeat = TRUE;
*delay = seat->server_repeat_delay;
*interval = (1000 / seat->server_repeat_rate);
}
else
{
repeat = FALSE;
}
}
else
{
repeat = TRUE;
*delay = 400;
*interval = 80;
}
return repeat;
}
static void
stop_key_repeat (GdkWaylandSeat *seat)
{
if (seat->repeat_timer)
{
g_source_remove (seat->repeat_timer);
seat->repeat_timer = 0;
}
g_clear_pointer (&seat->repeat_callback, wl_callback_destroy);
}
static void
deliver_key_event (GdkWaylandSeat *seat,
uint32_t time_,
uint32_t key,
uint32_t state,
gboolean from_key_repeat)
{
GdkEvent *event;
struct xkb_state *xkb_state;
struct xkb_keymap *xkb_keymap;
GdkKeymap *keymap;
guint delay, interval, timeout;
gint64 begin_time, now;
xkb_mod_mask_t consumed;
GdkTranslatedKey translated;
GdkTranslatedKey no_lock;
xkb_mod_mask_t modifiers;
xkb_mod_index_t caps_lock;
begin_time = g_get_monotonic_time ();
stop_key_repeat (seat);
keymap = seat->keymap;
xkb_state = _gdk_wayland_keymap_get_xkb_state (keymap);
xkb_keymap = _gdk_wayland_keymap_get_xkb_keymap (keymap);
translated.keyval = xkb_state_key_get_one_sym (xkb_state, key);
modifiers = xkb_state_serialize_mods (xkb_state, XKB_STATE_MODS_EFFECTIVE);
consumed = modifiers & ~xkb_state_mod_mask_remove_consumed (xkb_state, key, modifiers);
translated.consumed = gdk_wayland_keymap_get_gdk_modifiers (keymap, consumed);
translated.layout = xkb_state_key_get_layout (xkb_state, key);
translated.level = xkb_state_key_get_level (xkb_state, key, translated.layout);
if (translated.keyval == XKB_KEY_NoSymbol)
return;
seat->pointer_info.time = time_;
seat->key_modifiers = gdk_keymap_get_modifier_state (keymap);
modifiers = xkb_state_serialize_mods (xkb_state, XKB_STATE_MODS_EFFECTIVE);
caps_lock = xkb_keymap_mod_get_index (xkb_keymap, XKB_MOD_NAME_CAPS);
if (modifiers & (1 << caps_lock))
{
struct xkb_state *tmp_state = xkb_state_new (xkb_keymap);
xkb_layout_index_t layout;
modifiers &= ~(1 << caps_lock);
layout = xkb_state_serialize_layout (xkb_state, XKB_STATE_LAYOUT_EFFECTIVE);
xkb_state_update_mask (tmp_state, modifiers, 0, 0, layout, 0, 0);
no_lock.keyval = xkb_state_key_get_one_sym (tmp_state, key);
consumed = modifiers & ~xkb_state_mod_mask_remove_consumed (tmp_state, key, modifiers);
no_lock.consumed = gdk_wayland_keymap_get_gdk_modifiers (keymap, consumed);
no_lock.layout = xkb_state_key_get_layout (tmp_state, key);
no_lock.level = xkb_state_key_get_level (tmp_state, key, no_lock.layout);
xkb_state_unref (tmp_state);
}
else
{
no_lock = translated;
}
event = gdk_key_event_new (state ? GDK_KEY_PRESS : GDK_KEY_RELEASE,
seat->keyboard_focus,
seat->logical_keyboard,
time_,
key,
device_get_modifiers (seat->logical_pointer),
_gdk_wayland_keymap_key_is_modifier (keymap, key),
&translated,
&no_lock);
_gdk_wayland_display_deliver_event (seat->display, event);
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("keyboard %s event%s, surface %p, code %d, sym %d, "
"mods 0x%x, consumed 0x%x, layout %d level %d",
(state ? "press" : "release"),
(from_key_repeat ? " (repeat)" : ""),
gdk_event_get_surface (event),
gdk_key_event_get_keycode (event),
gdk_key_event_get_keyval (event),
gdk_event_get_modifier_state (event),
gdk_key_event_get_consumed_modifiers (event),
gdk_key_event_get_layout (event),
gdk_key_event_get_level (event)));
if (!xkb_keymap_key_repeats (xkb_keymap, key))
return;
if (!get_key_repeat (seat, &delay, &interval))
return;
if (!from_key_repeat)
{
if (state) /* Another key is pressed */
{
seat->repeat_key = key;
}
else if (seat->repeat_key == key) /* Repeated key is released */
{
seat->repeat_key = 0;
}
}
if (!seat->repeat_key)
return;
seat->repeat_count++;
interval *= 1000L;
delay *= 1000L;
now = g_get_monotonic_time ();
if (seat->repeat_count == 1)
seat->repeat_deadline = begin_time + delay;
else if (seat->repeat_deadline + interval > now)
seat->repeat_deadline += interval;
else
/* frame delay caused us to miss repeat deadline */
seat->repeat_deadline = now;
timeout = (seat->repeat_deadline - now) / 1000L;
seat->repeat_timer = g_timeout_add (timeout, keyboard_repeat, seat);
gdk_source_set_static_name_by_id (seat->repeat_timer, "[gtk] keyboard_repeat");
}
static void
sync_after_repeat_callback (void *data,
struct wl_callback *callback,
uint32_t time)
{
GdkWaylandSeat *seat = data;
g_clear_pointer (&seat->repeat_callback, wl_callback_destroy);
deliver_key_event (seat, seat->keyboard_time, seat->repeat_key, 1, TRUE);
}
static const struct wl_callback_listener sync_after_repeat_callback_listener = {
sync_after_repeat_callback
};
static gboolean
keyboard_repeat (gpointer data)
{
GdkWaylandSeat *seat = data;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (seat->display);
/* Ping the server and wait for the timeout. We won't process
* key repeat until it responds, since a hung server could lead
* to a delayed key release event. We don't want to generate
* repeat events long after the user released the key, just because
* the server is tardy in telling us the user released the key.
*/
seat->repeat_callback = wl_display_sync (display->wl_display);
wl_callback_add_listener (seat->repeat_callback,
&sync_after_repeat_callback_listener,
seat);
seat->repeat_timer = 0;
return G_SOURCE_REMOVE;
}
static void
keyboard_handle_key (void *data,
struct wl_keyboard *keyboard,
uint32_t serial,
uint32_t time,
uint32_t key,
uint32_t state_w)
{
GdkWaylandSeat *seat = data;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (seat->display);
if (!seat->keyboard_focus)
return;
seat->keyboard_time = time;
seat->keyboard_key_serial = serial;
seat->repeat_count = 0;
_gdk_wayland_display_update_serial (display, serial);
deliver_key_event (data, time, key + 8, state_w, FALSE);
}
static void
keyboard_handle_modifiers (void *data,
struct wl_keyboard *keyboard,
uint32_t serial,
uint32_t mods_depressed,
uint32_t mods_latched,
uint32_t mods_locked,
uint32_t group)
{
GdkWaylandSeat *seat = data;
GdkKeymap *keymap;
struct xkb_state *xkb_state;
PangoDirection direction;
gboolean bidi;
gboolean caps_lock;
gboolean num_lock;
gboolean scroll_lock;
GdkModifierType modifiers;
int layout;
keymap = seat->keymap;
xkb_state = _gdk_wayland_keymap_get_xkb_state (keymap);
direction = gdk_keymap_get_direction (keymap);
bidi = gdk_keymap_have_bidi_layouts (keymap);
caps_lock = gdk_keymap_get_caps_lock_state (keymap);
num_lock = gdk_keymap_get_num_lock_state (keymap);
scroll_lock = gdk_keymap_get_scroll_lock_state (keymap);
modifiers = gdk_keymap_get_modifier_state (keymap);
layout = get_active_layout (keymap);
/* Note: the docs for xkb_state_update mask state that all parameters
* must be passed, or we may end up with an 'incoherent' state. But the
* Wayland modifiers event only includes a single group field, so we
* can't pass depressed/latched/locked groups.
*
* We assume that the compositor is sending us the 'effective' group
* (the protocol is not clear on that point), and pass it as the depressed
* group - we are basically pretending that the user holds down a key for
* this group at all times.
*
* This means that our xkb_state would answer a few questions differently
* from the compositors xkb_state - e.g. if you asked it about the latched
* group. But nobody is asking it those questions, so it does not really
* matter. We hope.
*/
xkb_state_update_mask (xkb_state, mods_depressed, mods_latched, mods_locked, group, 0, 0);
seat->key_modifiers = gdk_keymap_get_modifier_state (keymap);
g_signal_emit_by_name (keymap, "state-changed");
if (layout != get_active_layout (keymap))
{
GDK_DISPLAY_NOTE(keymap->display, INPUT, g_print ("active layout now: %s\n", get_active_layout_name (keymap)));
g_signal_emit_by_name (keymap, "keys-changed");
}
if (direction != gdk_keymap_get_direction (keymap))
{
g_signal_emit_by_name (keymap, "direction-changed");
g_object_notify (G_OBJECT (seat->logical_keyboard), "direction");
}
if (bidi != gdk_keymap_have_bidi_layouts (keymap))
g_object_notify (G_OBJECT (seat->logical_keyboard), "has-bidi-layouts");
if (caps_lock != gdk_keymap_get_caps_lock_state (keymap))
g_object_notify (G_OBJECT (seat->logical_keyboard), "caps-lock-state");
if (num_lock != gdk_keymap_get_num_lock_state (keymap))
g_object_notify (G_OBJECT (seat->logical_keyboard), "num-lock-state");
if (scroll_lock != gdk_keymap_get_scroll_lock_state (keymap))
g_object_notify (G_OBJECT (seat->logical_keyboard), "scroll-lock-state");
if (modifiers != gdk_keymap_get_modifier_state (keymap))
g_object_notify (G_OBJECT (seat->logical_keyboard), "modifier-state");
}
static void
keyboard_handle_repeat_info (void *data,
struct wl_keyboard *keyboard,
int32_t rate,
int32_t delay)
{
GdkWaylandSeat *seat = data;
seat->have_server_repeat = TRUE;
seat->server_repeat_rate = rate;
seat->server_repeat_delay = delay;
}
static GdkWaylandTouchData *
gdk_wayland_seat_add_touch (GdkWaylandSeat *seat,
uint32_t id,
struct wl_surface *surface)
{
GdkWaylandTouchData *touch;
touch = g_new0 (GdkWaylandTouchData, 1);
touch->id = id;
touch->surface = wl_surface_get_user_data (surface);
touch->initial_touch = (g_hash_table_size (seat->touches) == 0);
g_hash_table_insert (seat->touches, GUINT_TO_POINTER (id), touch);
return touch;
}
static GdkWaylandTouchData *
gdk_wayland_seat_get_touch (GdkWaylandSeat *seat,
uint32_t id)
{
return g_hash_table_lookup (seat->touches, GUINT_TO_POINTER (id));
}
static void
gdk_wayland_seat_remove_touch (GdkWaylandSeat *seat,
uint32_t id)
{
g_hash_table_remove (seat->touches, GUINT_TO_POINTER (id));
}
void
gdk_wayland_seat_clear_touchpoints (GdkWaylandSeat *seat,
GdkSurface *surface)
{
GHashTableIter iter;
GdkWaylandTouchData *touch;
g_hash_table_iter_init (&iter, seat->touches);
while (g_hash_table_iter_next (&iter, NULL, (gpointer *) &touch))
{
if (touch->surface == surface)
g_hash_table_iter_remove (&iter);
}
}
static void
mimic_pointer_emulating_touch_info (GdkDevice *device,
GdkWaylandTouchData *touch)
{
GdkWaylandPointerData *pointer;
pointer = GDK_WAYLAND_DEVICE (device)->pointer;
g_set_object (&pointer->focus, touch->surface);
pointer->press_serial = pointer->enter_serial = touch->touch_down_serial;
pointer->surface_x = touch->x;
pointer->surface_y = touch->y;
}
static void
touch_handle_logical_pointer_crossing (GdkWaylandSeat *seat,
GdkWaylandTouchData *touch,
uint32_t time)
{
GdkWaylandPointerData *pointer;
pointer = GDK_WAYLAND_DEVICE (seat->logical_touch)->pointer;
if (pointer->focus == touch->surface)
return;
if (pointer->focus)
{
emulate_touch_crossing (pointer->focus, NULL,
seat->logical_touch, seat->touch, touch,
GDK_LEAVE_NOTIFY, GDK_CROSSING_NORMAL, time);
}
if (touch->surface)
{
emulate_touch_crossing (touch->surface, NULL,
seat->logical_touch, seat->touch, touch,
GDK_ENTER_NOTIFY, GDK_CROSSING_NORMAL, time);
}
}
static void
touch_handle_down (void *data,
struct wl_touch *wl_touch,
uint32_t serial,
uint32_t time,
struct wl_surface *wl_surface,
int32_t id,
wl_fixed_t x,
wl_fixed_t y)
{
GdkWaylandSeat *seat = data;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (seat->display);
GdkWaylandTouchData *touch;
GdkEvent *event;
_gdk_wayland_display_update_serial (display, serial);
if (!wl_surface)
return;
touch = gdk_wayland_seat_add_touch (seat, id, wl_surface);
touch->x = wl_fixed_to_double (x);
touch->y = wl_fixed_to_double (y);
touch->touch_down_serial = serial;
event = gdk_touch_event_new (GDK_TOUCH_BEGIN,
GDK_SLOT_TO_EVENT_SEQUENCE (touch->id),
touch->surface,
seat->logical_touch,
time,
device_get_modifiers (seat->logical_touch),
touch->x, touch->y,
NULL,
touch->initial_touch);
if (touch->initial_touch)
{
touch_handle_logical_pointer_crossing (seat, touch, time);
GDK_WAYLAND_DEVICE(seat->logical_touch)->emulating_touch = touch;
mimic_pointer_emulating_touch_info (seat->logical_touch, touch);
}
if (GDK_DISPLAY_DEBUG_CHECK (gdk_seat_get_display (GDK_SEAT (seat)), EVENTS))
{
double xx, yy;
gdk_event_get_position (event, &xx, &yy);
g_message ("touch begin %f %f", xx, yy);
}
_gdk_wayland_display_deliver_event (seat->display, event);
}
static void
touch_handle_up (void *data,
struct wl_touch *wl_touch,
uint32_t serial,
uint32_t time,
int32_t id)
{
GdkWaylandSeat *seat = data;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (seat->display);
GdkWaylandTouchData *touch;
GdkEvent *event;
_gdk_wayland_display_update_serial (display, serial);
touch = gdk_wayland_seat_get_touch (seat, id);
if (!touch)
return;
event = gdk_touch_event_new (GDK_TOUCH_END,
GDK_SLOT_TO_EVENT_SEQUENCE (touch->id),
touch->surface,
seat->logical_touch,
time,
device_get_modifiers (seat->logical_touch),
touch->x, touch->y,
NULL,
touch->initial_touch);
if (GDK_DISPLAY_DEBUG_CHECK (gdk_seat_get_display (GDK_SEAT (seat)), EVENTS))
{
double x, y;
gdk_event_get_position (event, &x, &y);
g_message ("touch end %f %f", x, y);
}
_gdk_wayland_display_deliver_event (seat->display, event);
if (touch->initial_touch)
GDK_WAYLAND_DEVICE(seat->logical_touch)->emulating_touch = NULL;
gdk_wayland_seat_remove_touch (seat, id);
}
static void
touch_handle_motion (void *data,
struct wl_touch *wl_touch,
uint32_t time,
int32_t id,
wl_fixed_t x,
wl_fixed_t y)
{
GdkWaylandSeat *seat = data;
GdkWaylandTouchData *touch;
GdkEvent *event;
touch = gdk_wayland_seat_get_touch (seat, id);
if (!touch)
return;
touch->x = wl_fixed_to_double (x);
touch->y = wl_fixed_to_double (y);
if (touch->initial_touch)
mimic_pointer_emulating_touch_info (seat->logical_touch, touch);
event = gdk_touch_event_new (GDK_TOUCH_UPDATE,
GDK_SLOT_TO_EVENT_SEQUENCE (touch->id),
touch->surface,
seat->logical_touch,
time,
device_get_modifiers (seat->logical_touch),
touch->x, touch->y,
NULL,
touch->initial_touch);
if (GDK_DISPLAY_DEBUG_CHECK (gdk_seat_get_display (GDK_SEAT (seat)), EVENTS))
{
double xx, yy;
gdk_event_get_position (event, &xx, &yy);
g_message ("touch update %f %f", xx, yy);
}
_gdk_wayland_display_deliver_event (seat->display, event);
}
static void
touch_handle_frame (void *data,
struct wl_touch *wl_touch)
{
}
static void
touch_handle_cancel (void *data,
struct wl_touch *wl_touch)
{
GdkWaylandSeat *seat = data;
GdkWaylandTouchData *touch;
GHashTableIter iter;
GdkEvent *event;
if (GDK_WAYLAND_DEVICE (seat->logical_touch)->emulating_touch)
{
touch = GDK_WAYLAND_DEVICE (seat->logical_touch)->emulating_touch;
GDK_WAYLAND_DEVICE (seat->logical_touch)->emulating_touch = NULL;
}
g_hash_table_iter_init (&iter, seat->touches);
while (g_hash_table_iter_next (&iter, NULL, (gpointer *) &touch))
{
event = gdk_touch_event_new (GDK_TOUCH_CANCEL,
GDK_SLOT_TO_EVENT_SEQUENCE (touch->id),
touch->surface,
seat->logical_touch,
GDK_CURRENT_TIME,
device_get_modifiers (seat->logical_touch),
touch->x, touch->y,
NULL,
touch->initial_touch);
_gdk_wayland_display_deliver_event (seat->display, event);
g_hash_table_iter_remove (&iter);
}
GDK_SEAT_NOTE (seat, EVENTS, g_message ("touch cancel"));
}
static void
touch_handle_shape (void *data,
struct wl_touch *touch,
int32_t id,
wl_fixed_t major,
wl_fixed_t minor)
{
}
static void
touch_handle_orientation (void *data,
struct wl_touch *touch,
int32_t id,
wl_fixed_t orientation)
{
}
static void
emit_gesture_swipe_event (GdkWaylandSeat *seat,
GdkTouchpadGesturePhase phase,
guint32 _time,
guint32 n_fingers,
double dx,
double dy)
{
GdkEvent *event;
if (!seat->pointer_info.focus)
return;
seat->pointer_info.time = _time;
event = gdk_touchpad_event_new_swipe (seat->pointer_info.focus,
seat->logical_pointer,
_time,
device_get_modifiers (seat->logical_pointer),
phase,
seat->pointer_info.surface_x,
seat->pointer_info.surface_y,
n_fingers,
dx, dy);
if (GDK_DISPLAY_DEBUG_CHECK (gdk_seat_get_display (GDK_SEAT (seat)), EVENTS))
{
double x, y;
gdk_event_get_position (event, &x, &y);
g_message ("swipe event %d, coords: %f %f, seat %p state %d",
gdk_event_get_event_type (event), x, y, seat,
gdk_event_get_modifier_state (event));
}
_gdk_wayland_display_deliver_event (seat->display, event);
}
static void
gesture_swipe_begin (void *data,
struct zwp_pointer_gesture_swipe_v1 *swipe,
uint32_t serial,
uint32_t time,
struct wl_surface *surface,
uint32_t fingers)
{
GdkWaylandSeat *seat = data;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (seat->display);
_gdk_wayland_display_update_serial (display, serial);
emit_gesture_swipe_event (seat,
GDK_TOUCHPAD_GESTURE_PHASE_BEGIN,
time, fingers, 0, 0);
seat->gesture_n_fingers = fingers;
}
static void
gesture_swipe_update (void *data,
struct zwp_pointer_gesture_swipe_v1 *swipe,
uint32_t time,
wl_fixed_t dx,
wl_fixed_t dy)
{
GdkWaylandSeat *seat = data;
emit_gesture_swipe_event (seat,
GDK_TOUCHPAD_GESTURE_PHASE_UPDATE,
time,
seat->gesture_n_fingers,
wl_fixed_to_double (dx),
wl_fixed_to_double (dy));
}
static void
gesture_swipe_end (void *data,
struct zwp_pointer_gesture_swipe_v1 *swipe,
uint32_t serial,
uint32_t time,
int32_t cancelled)
{
GdkWaylandSeat *seat = data;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (seat->display);
GdkTouchpadGesturePhase phase;
_gdk_wayland_display_update_serial (display, serial);
phase = (cancelled) ?
GDK_TOUCHPAD_GESTURE_PHASE_CANCEL :
GDK_TOUCHPAD_GESTURE_PHASE_END;
emit_gesture_swipe_event (seat, phase, time,
seat->gesture_n_fingers, 0, 0);
}
static void
emit_gesture_pinch_event (GdkWaylandSeat *seat,
GdkTouchpadGesturePhase phase,
guint32 _time,
guint n_fingers,
double dx,
double dy,
double scale,
double angle_delta)
{
GdkEvent *event;
if (!seat->pointer_info.focus)
return;
seat->pointer_info.time = _time;
event = gdk_touchpad_event_new_pinch (seat->pointer_info.focus,
seat->logical_pointer,
_time,
device_get_modifiers (seat->logical_pointer),
phase,
seat->pointer_info.surface_x,
seat->pointer_info.surface_y,
n_fingers,
dx, dy,
scale, angle_delta * G_PI / 180);
if (GDK_DISPLAY_DEBUG_CHECK (gdk_seat_get_display (GDK_SEAT (seat)), EVENTS))
{
double x, y;
gdk_event_get_position (event, &x, &y);
g_message ("pinch event %d, coords: %f %f, seat %p state %d",
gdk_event_get_event_type (event),
x, y, seat,
gdk_event_get_modifier_state (event));
}
_gdk_wayland_display_deliver_event (seat->display, event);
}
static void
gesture_pinch_begin (void *data,
struct zwp_pointer_gesture_pinch_v1 *pinch,
uint32_t serial,
uint32_t time,
struct wl_surface *surface,
uint32_t fingers)
{
GdkWaylandSeat *seat = data;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (seat->display);
_gdk_wayland_display_update_serial (display, serial);
emit_gesture_pinch_event (seat,
GDK_TOUCHPAD_GESTURE_PHASE_BEGIN,
time, fingers, 0, 0, 1, 0);
seat->gesture_n_fingers = fingers;
}
static void
gesture_pinch_update (void *data,
struct zwp_pointer_gesture_pinch_v1 *pinch,
uint32_t time,
wl_fixed_t dx,
wl_fixed_t dy,
wl_fixed_t scale,
wl_fixed_t rotation)
{
GdkWaylandSeat *seat = data;
emit_gesture_pinch_event (seat,
GDK_TOUCHPAD_GESTURE_PHASE_UPDATE, time,
seat->gesture_n_fingers,
wl_fixed_to_double (dx),
wl_fixed_to_double (dy),
wl_fixed_to_double (scale),
wl_fixed_to_double (rotation));
}
static void
gesture_pinch_end (void *data,
struct zwp_pointer_gesture_pinch_v1 *pinch,
uint32_t serial,
uint32_t time,
int32_t cancelled)
{
GdkWaylandSeat *seat = data;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (seat->display);
GdkTouchpadGesturePhase phase;
_gdk_wayland_display_update_serial (display, serial);
phase = (cancelled) ?
GDK_TOUCHPAD_GESTURE_PHASE_CANCEL :
GDK_TOUCHPAD_GESTURE_PHASE_END;
emit_gesture_pinch_event (seat, phase,
time, seat->gesture_n_fingers,
0, 0, 1, 0);
}
static void
_gdk_wayland_seat_remove_tool (GdkWaylandSeat *seat,
GdkWaylandTabletToolData *tool)
{
seat->tablet_tools = g_list_remove (seat->tablet_tools, tool);
gdk_seat_tool_removed (GDK_SEAT (seat), tool->tool);
zwp_tablet_tool_v2_destroy (tool->wp_tablet_tool);
g_object_unref (tool->tool);
g_free (tool);
}
static void
_gdk_wayland_seat_remove_tablet (GdkWaylandSeat *seat,
GdkWaylandTabletData *tablet)
{
seat->tablets = g_list_remove (seat->tablets, tablet);
gdk_seat_device_removed (GDK_SEAT (seat), tablet->stylus_device);
gdk_seat_device_removed (GDK_SEAT (seat), tablet->logical_device);
while (tablet->pads)
{
GdkWaylandTabletPadData *pad = tablet->pads->data;
pad->current_tablet = NULL;
tablet->pads = g_list_remove (tablet->pads, pad);
}
zwp_tablet_v2_destroy (tablet->wp_tablet);
_gdk_device_set_associated_device (tablet->logical_device, NULL);
_gdk_device_set_associated_device (tablet->stylus_device, NULL);
if (tablet->pointer_info.focus)
g_object_unref (tablet->pointer_info.focus);
wl_surface_destroy (tablet->pointer_info.pointer_surface);
g_object_unref (tablet->logical_device);
g_object_unref (tablet->stylus_device);
g_free (tablet);
}
static void
_gdk_wayland_seat_remove_tablet_pad (GdkWaylandSeat *seat,
GdkWaylandTabletPadData *pad)
{
seat->tablet_pads = g_list_remove (seat->tablet_pads, pad);
gdk_seat_device_removed (GDK_SEAT (seat), pad->device);
_gdk_device_set_associated_device (pad->device, NULL);
g_object_unref (pad->device);
g_free (pad);
}
static GdkWaylandTabletPadGroupData *
tablet_pad_lookup_button_group (GdkWaylandTabletPadData *pad,
uint32_t button)
{
GdkWaylandTabletPadGroupData *group;
GList *l;
for (l = pad->mode_groups; l; l = l->next)
{
group = l->data;
if (g_list_find (group->buttons, GUINT_TO_POINTER (button)))
return group;
}
return NULL;
}
static void
tablet_handle_name (void *data,
struct zwp_tablet_v2 *wp_tablet,
const char *name)
{
GdkWaylandTabletData *tablet = data;
tablet->name = g_strdup (name);
}
static void
tablet_handle_id (void *data,
struct zwp_tablet_v2 *wp_tablet,
uint32_t vid,
uint32_t pid)
{
GdkWaylandTabletData *tablet = data;
tablet->vid = vid;
tablet->pid = pid;
}
static void
tablet_handle_path (void *data,
struct zwp_tablet_v2 *wp_tablet,
const char *path)
{
GdkWaylandTabletData *tablet = data;
tablet->path = g_strdup (path);
}
static void
tablet_handle_done (void *data,
struct zwp_tablet_v2 *wp_tablet)
{
GdkWaylandTabletData *tablet = data;
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (tablet->seat);
GdkDisplay *display = gdk_seat_get_display (GDK_SEAT (seat));
GdkDevice *logical_device, *stylus_device;
char *logical_name;
char *vid, *pid;
vid = g_strdup_printf ("%.4x", tablet->vid);
pid = g_strdup_printf ("%.4x", tablet->pid);
logical_name = g_strdup_printf ("Logical pointer for %s", tablet->name);
logical_device = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", logical_name,
"source", GDK_SOURCE_MOUSE,
"has-cursor", TRUE,
"display", display,
"seat", seat,
NULL);
GDK_WAYLAND_DEVICE (logical_device)->pointer = &tablet->pointer_info;
stylus_device = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", tablet->name,
"source", GDK_SOURCE_PEN,
"has-cursor", FALSE,
"display", display,
"seat", seat,
"vendor-id", vid,
"product-id", pid,
NULL);
tablet->logical_device = logical_device;
init_pointer_data (&tablet->pointer_info, display, tablet->logical_device);
tablet->stylus_device = stylus_device;
_gdk_device_set_associated_device (logical_device, seat->logical_keyboard);
_gdk_device_set_associated_device (stylus_device, logical_device);
gdk_seat_device_added (GDK_SEAT (seat), logical_device);
gdk_seat_device_added (GDK_SEAT (seat), stylus_device);
g_free (logical_name);
g_free (vid);
g_free (pid);
}
static void
tablet_handle_removed (void *data,
struct zwp_tablet_v2 *wp_tablet)
{
GdkWaylandTabletData *tablet = data;
_gdk_wayland_seat_remove_tablet (GDK_WAYLAND_SEAT (tablet->seat), tablet);
}
static const struct wl_pointer_listener pointer_listener = {
pointer_handle_enter,
pointer_handle_leave,
pointer_handle_motion,
pointer_handle_button,
pointer_handle_axis,
pointer_handle_frame,
pointer_handle_axis_source,
pointer_handle_axis_stop,
pointer_handle_axis_discrete,
};
static const struct wl_keyboard_listener keyboard_listener = {
keyboard_handle_keymap,
keyboard_handle_enter,
keyboard_handle_leave,
keyboard_handle_key,
keyboard_handle_modifiers,
keyboard_handle_repeat_info,
};
static const struct wl_touch_listener touch_listener = {
touch_handle_down,
touch_handle_up,
touch_handle_motion,
touch_handle_frame,
touch_handle_cancel,
touch_handle_shape,
touch_handle_orientation,
};
static const struct zwp_pointer_gesture_swipe_v1_listener gesture_swipe_listener = {
gesture_swipe_begin,
gesture_swipe_update,
gesture_swipe_end
};
static const struct zwp_pointer_gesture_pinch_v1_listener gesture_pinch_listener = {
gesture_pinch_begin,
gesture_pinch_update,
gesture_pinch_end
};
static const struct zwp_tablet_v2_listener tablet_listener = {
tablet_handle_name,
tablet_handle_id,
tablet_handle_path,
tablet_handle_done,
tablet_handle_removed,
};
static void
seat_handle_capabilities (void *data,
struct wl_seat *wl_seat,
enum wl_seat_capability caps)
{
GdkWaylandSeat *seat = data;
GdkWaylandDisplay *display_wayland = GDK_WAYLAND_DISPLAY (seat->display);
GDK_SEAT_NOTE (seat, MISC,
g_message ("seat %p with %s%s%s", wl_seat,
(caps & WL_SEAT_CAPABILITY_POINTER) ? " pointer, " : "",
(caps & WL_SEAT_CAPABILITY_KEYBOARD) ? " keyboard, " : "",
(caps & WL_SEAT_CAPABILITY_TOUCH) ? " touch" : ""));
if ((caps & WL_SEAT_CAPABILITY_POINTER) && !seat->wl_pointer)
{
seat->wl_pointer = wl_seat_get_pointer (wl_seat);
wl_pointer_set_user_data (seat->wl_pointer, seat);
wl_pointer_add_listener (seat->wl_pointer, &pointer_listener, seat);
seat->pointer = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Wayland Pointer",
"source", GDK_SOURCE_MOUSE,
"has-cursor", TRUE,
"display", seat->display,
"seat", seat,
NULL);
_gdk_device_set_associated_device (seat->pointer, seat->logical_pointer);
gdk_seat_device_added (GDK_SEAT (seat), seat->pointer);
if (display_wayland->pointer_gestures)
{
seat->wp_pointer_gesture_swipe =
zwp_pointer_gestures_v1_get_swipe_gesture (display_wayland->pointer_gestures,
seat->wl_pointer);
zwp_pointer_gesture_swipe_v1_set_user_data (seat->wp_pointer_gesture_swipe,
seat);
zwp_pointer_gesture_swipe_v1_add_listener (seat->wp_pointer_gesture_swipe,
&gesture_swipe_listener, seat);
seat->wp_pointer_gesture_pinch =
zwp_pointer_gestures_v1_get_pinch_gesture (display_wayland->pointer_gestures,
seat->wl_pointer);
zwp_pointer_gesture_pinch_v1_set_user_data (seat->wp_pointer_gesture_pinch,
seat);
zwp_pointer_gesture_pinch_v1_add_listener (seat->wp_pointer_gesture_pinch,
&gesture_pinch_listener, seat);
}
}
else if (!(caps & WL_SEAT_CAPABILITY_POINTER) && seat->wl_pointer)
{
g_clear_pointer (&seat->wp_pointer_gesture_swipe,
zwp_pointer_gesture_swipe_v1_destroy);
g_clear_pointer (&seat->wp_pointer_gesture_pinch,
zwp_pointer_gesture_pinch_v1_destroy);
wl_pointer_release (seat->wl_pointer);
seat->wl_pointer = NULL;
gdk_seat_device_removed (GDK_SEAT (seat), seat->pointer);
_gdk_device_set_associated_device (seat->pointer, NULL);
g_clear_object (&seat->pointer);
if (seat->wheel_scrolling)
{
gdk_seat_device_removed (GDK_SEAT (seat), seat->wheel_scrolling);
_gdk_device_set_associated_device (seat->wheel_scrolling, NULL);
g_clear_object (&seat->wheel_scrolling);
}
if (seat->finger_scrolling)
{
gdk_seat_device_removed (GDK_SEAT (seat), seat->finger_scrolling);
_gdk_device_set_associated_device (seat->finger_scrolling, NULL);
g_clear_object (&seat->finger_scrolling);
}
if (seat->continuous_scrolling)
{
gdk_seat_device_removed (GDK_SEAT (seat), seat->continuous_scrolling);
_gdk_device_set_associated_device (seat->continuous_scrolling, NULL);
g_clear_object (&seat->continuous_scrolling);
}
}
if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !seat->wl_keyboard)
{
seat->wl_keyboard = wl_seat_get_keyboard (wl_seat);
wl_keyboard_set_user_data (seat->wl_keyboard, seat);
wl_keyboard_add_listener (seat->wl_keyboard, &keyboard_listener, seat);
seat->keyboard = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Wayland Keyboard",
"source", GDK_SOURCE_KEYBOARD,
"has-cursor", FALSE,
"display", seat->display,
"seat", seat,
NULL);
_gdk_device_reset_axes (seat->keyboard);
_gdk_device_set_associated_device (seat->keyboard, seat->logical_keyboard);
gdk_seat_device_added (GDK_SEAT (seat), seat->keyboard);
}
else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD) && seat->wl_keyboard)
{
wl_keyboard_release (seat->wl_keyboard);
seat->wl_keyboard = NULL;
gdk_seat_device_removed (GDK_SEAT (seat), seat->keyboard);
_gdk_device_set_associated_device (seat->keyboard, NULL);
g_clear_object (&seat->keyboard);
}
if ((caps & WL_SEAT_CAPABILITY_TOUCH) && !seat->wl_touch)
{
seat->wl_touch = wl_seat_get_touch (wl_seat);
wl_touch_set_user_data (seat->wl_touch, seat);
wl_touch_add_listener (seat->wl_touch, &touch_listener, seat);
seat->logical_touch = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Wayland Touch Logical Pointer",
"source", GDK_SOURCE_TOUCHSCREEN,
"has-cursor", TRUE,
"display", seat->display,
"seat", seat,
NULL);
GDK_WAYLAND_DEVICE (seat->logical_touch)->pointer = &seat->touch_info;
_gdk_device_set_associated_device (seat->logical_touch, seat->logical_keyboard);
gdk_seat_device_added (GDK_SEAT (seat), seat->logical_touch);
seat->touch = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Wayland Touch",
"source", GDK_SOURCE_TOUCHSCREEN,
"has-cursor", FALSE,
"display", seat->display,
"seat", seat,
NULL);
_gdk_device_set_associated_device (seat->touch, seat->logical_touch);
gdk_seat_device_added (GDK_SEAT (seat), seat->touch);
}
else if (!(caps & WL_SEAT_CAPABILITY_TOUCH) && seat->wl_touch)
{
wl_touch_release (seat->wl_touch);
seat->wl_touch = NULL;
gdk_seat_device_removed (GDK_SEAT (seat), seat->touch);
gdk_seat_device_removed (GDK_SEAT (seat), seat->logical_touch);
_gdk_device_set_associated_device (seat->logical_touch, NULL);
_gdk_device_set_associated_device (seat->touch, NULL);
g_clear_object (&seat->logical_touch);
g_clear_object (&seat->touch);
}
}
static GdkDevice *
get_scroll_device (GdkWaylandSeat *seat,
enum wl_pointer_axis_source source)
{
if (!seat->pointer)
return NULL;
switch (source)
{
case WL_POINTER_AXIS_SOURCE_WHEEL:
if (seat->wheel_scrolling == NULL)
{
seat->wheel_scrolling = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Wayland Wheel Scrolling",
"source", GDK_SOURCE_MOUSE,
"has-cursor", TRUE,
"display", seat->display,
"seat", seat,
NULL);
gdk_seat_device_added (GDK_SEAT (seat), seat->wheel_scrolling);
}
return seat->wheel_scrolling;
case WL_POINTER_AXIS_SOURCE_FINGER:
if (seat->finger_scrolling == NULL)
{
seat->finger_scrolling = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Wayland Finger Scrolling",
"source", GDK_SOURCE_TOUCHPAD,
"has-cursor", TRUE,
"display", seat->display,
"seat", seat,
NULL);
gdk_seat_device_added (GDK_SEAT (seat), seat->finger_scrolling);
}
return seat->finger_scrolling;
case WL_POINTER_AXIS_SOURCE_CONTINUOUS:
if (seat->continuous_scrolling == NULL)
{
seat->continuous_scrolling = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Wayland Continuous Scrolling",
"source", GDK_SOURCE_TRACKPOINT,
"has-cursor", TRUE,
"display", seat->display,
"seat", seat,
NULL);
gdk_seat_device_added (GDK_SEAT (seat), seat->continuous_scrolling);
}
return seat->continuous_scrolling;
case WL_POINTER_AXIS_SOURCE_WHEEL_TILT:
default:
return seat->pointer;
}
}
static void
seat_handle_name (void *data,
struct wl_seat *seat,
const char *name)
{
/* We don't care about the name. */
GDK_SEAT_NOTE (GDK_WAYLAND_SEAT (data), MISC,
g_message ("seat %p name %s", seat, name));
}
static const struct wl_seat_listener seat_listener = {
seat_handle_capabilities,
seat_handle_name,
};
static void
tablet_tool_handle_type (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
uint32_t tool_type)
{
GdkWaylandTabletToolData *tool = data;
switch (tool_type)
{
case ZWP_TABLET_TOOL_V2_TYPE_PEN:
tool->type = GDK_DEVICE_TOOL_TYPE_PEN;
break;
case ZWP_TABLET_TOOL_V2_TYPE_BRUSH:
tool->type = GDK_DEVICE_TOOL_TYPE_BRUSH;
break;
case ZWP_TABLET_TOOL_V2_TYPE_AIRBRUSH:
tool->type = GDK_DEVICE_TOOL_TYPE_AIRBRUSH;
break;
case ZWP_TABLET_TOOL_V2_TYPE_PENCIL:
tool->type = GDK_DEVICE_TOOL_TYPE_PENCIL;
break;
case ZWP_TABLET_TOOL_V2_TYPE_ERASER:
tool->type = GDK_DEVICE_TOOL_TYPE_ERASER;
break;
case ZWP_TABLET_TOOL_V2_TYPE_MOUSE:
tool->type = GDK_DEVICE_TOOL_TYPE_MOUSE;
break;
case ZWP_TABLET_TOOL_V2_TYPE_LENS:
tool->type = GDK_DEVICE_TOOL_TYPE_LENS;
break;
default:
tool->type = GDK_DEVICE_TOOL_TYPE_UNKNOWN;
break;
};
}
static void
tablet_tool_handle_hardware_serial (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
uint32_t serial_hi,
uint32_t serial_lo)
{
GdkWaylandTabletToolData *tool = data;
tool->hardware_serial = ((guint64) serial_hi) << 32 | serial_lo;
}
static void
tablet_tool_handle_hardware_id_wacom (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
uint32_t id_hi,
uint32_t id_lo)
{
GdkWaylandTabletToolData *tool = data;
tool->hardware_id_wacom = ((guint64) id_hi) << 32 | id_lo;
}
static void
tablet_tool_handle_capability (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
uint32_t capability)
{
GdkWaylandTabletToolData *tool = data;
switch (capability)
{
case ZWP_TABLET_TOOL_V2_CAPABILITY_TILT:
tool->axes |= GDK_AXIS_FLAG_XTILT | GDK_AXIS_FLAG_YTILT;
break;
case ZWP_TABLET_TOOL_V2_CAPABILITY_PRESSURE:
tool->axes |= GDK_AXIS_FLAG_PRESSURE;
break;
case ZWP_TABLET_TOOL_V2_CAPABILITY_DISTANCE:
tool->axes |= GDK_AXIS_FLAG_DISTANCE;
break;
case ZWP_TABLET_TOOL_V2_CAPABILITY_ROTATION:
tool->axes |= GDK_AXIS_FLAG_ROTATION;
break;
case ZWP_TABLET_TOOL_V2_CAPABILITY_SLIDER:
tool->axes |= GDK_AXIS_FLAG_SLIDER;
break;
default:
break;
}
}
static void
tablet_tool_handle_done (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool)
{
GdkWaylandTabletToolData *tool = data;
tool->tool = gdk_device_tool_new (tool->hardware_serial,
tool->hardware_id_wacom,
tool->type, tool->axes);
gdk_seat_tool_added (tool->seat, tool->tool);
}
static void
tablet_tool_handle_removed (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool)
{
GdkWaylandTabletToolData *tool = data;
_gdk_wayland_seat_remove_tool (GDK_WAYLAND_SEAT (tool->seat), tool);
}
static void
gdk_wayland_tablet_flush_frame_event (GdkWaylandTabletData *tablet,
guint32 time)
{
GdkEvent *event;
GdkEventType type;
event = tablet->pointer_info.frame.event;
tablet->pointer_info.frame.event = NULL;
if (!event)
return;
gdk_event_ref (event);
type = gdk_event_get_event_type (event);
if (type == GDK_PROXIMITY_OUT)
emulate_crossing (gdk_event_get_surface (event), NULL,
tablet->logical_device, GDK_LEAVE_NOTIFY,
GDK_CROSSING_NORMAL, time);
_gdk_wayland_display_deliver_event (gdk_seat_get_display (tablet->seat),
event);
if (type == GDK_PROXIMITY_IN)
emulate_crossing (gdk_event_get_surface (event), NULL,
tablet->logical_device, GDK_ENTER_NOTIFY,
GDK_CROSSING_NORMAL, time);
gdk_event_unref (event);
}
static void
gdk_wayland_tablet_set_frame_event (GdkWaylandTabletData *tablet,
GdkEvent *event)
{
if (tablet->pointer_info.frame.event &&
gdk_event_get_event_type (tablet->pointer_info.frame.event) != gdk_event_get_event_type (event))
gdk_wayland_tablet_flush_frame_event (tablet, GDK_CURRENT_TIME);
tablet->pointer_info.frame.event = event;
}
static void
gdk_wayland_device_tablet_clone_tool_axes (GdkWaylandTabletData *tablet,
GdkDeviceTool *tool)
{
int axis_pos;
g_object_freeze_notify (G_OBJECT (tablet->stylus_device));
_gdk_device_reset_axes (tablet->stylus_device);
_gdk_device_add_axis (tablet->stylus_device, GDK_AXIS_X, 0, 0, 0);
_gdk_device_add_axis (tablet->stylus_device, GDK_AXIS_Y, 0, 0, 0);
if (tool->tool_axes & (GDK_AXIS_FLAG_XTILT | GDK_AXIS_FLAG_YTILT))
{
axis_pos = _gdk_device_add_axis (tablet->stylus_device,
GDK_AXIS_XTILT, -90, 90, 0);
tablet->axis_indices[GDK_AXIS_XTILT] = axis_pos;
axis_pos = _gdk_device_add_axis (tablet->stylus_device,
GDK_AXIS_YTILT, -90, 90, 0);
tablet->axis_indices[GDK_AXIS_YTILT] = axis_pos;
}
if (tool->tool_axes & GDK_AXIS_FLAG_DISTANCE)
{
axis_pos = _gdk_device_add_axis (tablet->stylus_device,
GDK_AXIS_DISTANCE, 0, 65535, 0);
tablet->axis_indices[GDK_AXIS_DISTANCE] = axis_pos;
}
if (tool->tool_axes & GDK_AXIS_FLAG_PRESSURE)
{
axis_pos = _gdk_device_add_axis (tablet->stylus_device,
GDK_AXIS_PRESSURE, 0, 65535, 0);
tablet->axis_indices[GDK_AXIS_PRESSURE] = axis_pos;
}
if (tool->tool_axes & GDK_AXIS_FLAG_ROTATION)
{
axis_pos = _gdk_device_add_axis (tablet->stylus_device,
GDK_AXIS_ROTATION, 0, 360, 0);
tablet->axis_indices[GDK_AXIS_ROTATION] = axis_pos;
}
if (tool->tool_axes & GDK_AXIS_FLAG_SLIDER)
{
axis_pos = _gdk_device_add_axis (tablet->stylus_device,
GDK_AXIS_SLIDER, -65535, 65535, 0);
tablet->axis_indices[GDK_AXIS_SLIDER] = axis_pos;
}
g_object_thaw_notify (G_OBJECT (tablet->stylus_device));
}
static void
gdk_wayland_mimic_device_axes (GdkDevice *logical,
GdkDevice *physical)
{
double axis_min, axis_max, axis_resolution;
GdkAxisUse axis_use;
int axis_count;
int i;
g_object_freeze_notify (G_OBJECT (logical));
_gdk_device_reset_axes (logical);
axis_count = gdk_device_get_n_axes (physical);
for (i = 0; i < axis_count; i++)
{
_gdk_device_get_axis_info (physical, i, &axis_use, &axis_min,
&axis_max, &axis_resolution);
_gdk_device_add_axis (logical, axis_use, axis_min,
axis_max, axis_resolution);
}
g_object_thaw_notify (G_OBJECT (logical));
}
static void
tablet_tool_handle_proximity_in (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
uint32_t serial,
struct zwp_tablet_v2 *wp_tablet,
struct wl_surface *wsurface)
{
GdkWaylandTabletToolData *tool = data;
GdkWaylandTabletData *tablet = zwp_tablet_v2_get_user_data (wp_tablet);
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (tablet->seat);
GdkWaylandDisplay *display_wayland = GDK_WAYLAND_DISPLAY (seat->display);
GdkSurface *surface;
GdkEvent *event;
if (!wsurface)
return;
surface = wl_surface_get_user_data (wsurface);
if (!surface)
return;
if (!GDK_IS_SURFACE (surface))
return;
tool->current_tablet = tablet;
tablet->current_tool = tool;
_gdk_wayland_display_update_serial (display_wayland, serial);
tablet->pointer_info.enter_serial = serial;
tablet->pointer_info.focus = g_object_ref (surface);
gdk_device_update_tool (tablet->stylus_device, tool->tool);
gdk_wayland_device_tablet_clone_tool_axes (tablet, tool->tool);
gdk_wayland_mimic_device_axes (tablet->logical_device, tablet->stylus_device);
event = gdk_proximity_event_new (GDK_PROXIMITY_IN,
tablet->pointer_info.focus,
tablet->logical_device,
tool->tool,
tablet->pointer_info.time);
gdk_wayland_tablet_set_frame_event (tablet, event);
tablet->pointer_info.pointer_surface_outputs =
g_slist_append (tablet->pointer_info.pointer_surface_outputs,
gdk_wayland_surface_get_wl_output (surface));
pointer_surface_update_scale (tablet->logical_device);
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("proximity in, seat %p surface %p tool %d",
seat, tablet->pointer_info.focus,
gdk_device_tool_get_tool_type (tool->tool)));
}
static void
tablet_tool_handle_proximity_out (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool)
{
GdkWaylandTabletToolData *tool = data;
GdkWaylandTabletData *tablet = tool->current_tablet;
GdkEvent *event;
if (!tablet)
return;
GDK_SEAT_NOTE (tool->seat, EVENTS,
g_message ("proximity out, seat %p, tool %d", tool->seat,
gdk_device_tool_get_tool_type (tool->tool)));
event = gdk_proximity_event_new (GDK_PROXIMITY_OUT,
tablet->pointer_info.focus,
tablet->logical_device,
tool->tool,
tablet->pointer_info.time);
gdk_wayland_tablet_set_frame_event (tablet, event);
gdk_wayland_pointer_stop_cursor_animation (&tablet->pointer_info);
tablet->pointer_info.pointer_surface_outputs =
g_slist_remove (tablet->pointer_info.pointer_surface_outputs,
gdk_wayland_surface_get_wl_output (tablet->pointer_info.focus));
pointer_surface_update_scale (tablet->logical_device);
g_object_unref (tablet->pointer_info.focus);
tablet->pointer_info.focus = NULL;
gdk_device_update_tool (tablet->stylus_device, NULL);
g_clear_object (&tablet->pointer_info.cursor);
}
static double *
tablet_copy_axes (GdkWaylandTabletData *tablet)
{
return g_memdup2 (tablet->axes, sizeof (double) * GDK_AXIS_LAST);
}
static void
tablet_create_button_event_frame (GdkWaylandTabletData *tablet,
GdkEventType evtype,
guint button)
{
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (tablet->seat);
GdkEvent *event;
event = gdk_button_event_new (evtype,
tablet->pointer_info.focus,
tablet->logical_device,
tablet->current_tool->tool,
tablet->pointer_info.time,
device_get_modifiers (seat->logical_pointer),
button,
tablet->pointer_info.surface_x,
tablet->pointer_info.surface_y,
tablet_copy_axes (tablet));
gdk_wayland_tablet_set_frame_event (tablet, event);
}
static void
tablet_tool_handle_down (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
uint32_t serial)
{
GdkWaylandTabletToolData *tool = data;
GdkWaylandTabletData *tablet = tool->current_tablet;
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (tool->seat);
GdkWaylandDisplay *display_wayland = GDK_WAYLAND_DISPLAY (seat->display);
if (!tablet || !tablet->pointer_info.focus)
return;
_gdk_wayland_display_update_serial (display_wayland, serial);
tablet->pointer_info.press_serial = serial;
tablet_create_button_event_frame (tablet, GDK_BUTTON_PRESS, GDK_BUTTON_PRIMARY);
tablet->pointer_info.button_modifiers |= GDK_BUTTON1_MASK;
}
static void
tablet_tool_handle_up (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool)
{
GdkWaylandTabletToolData *tool = data;
GdkWaylandTabletData *tablet = tool->current_tablet;
if (!tablet || !tablet->pointer_info.focus)
return;
tablet_create_button_event_frame (tablet, GDK_BUTTON_RELEASE, GDK_BUTTON_PRIMARY);
tablet->pointer_info.button_modifiers &= ~GDK_BUTTON1_MASK;
}
static void
tablet_tool_handle_motion (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
wl_fixed_t sx,
wl_fixed_t sy)
{
GdkWaylandTabletToolData *tool = data;
GdkWaylandTabletData *tablet = tool->current_tablet;
GdkEvent *event;
if (!tablet)
return;
tablet->pointer_info.surface_x = wl_fixed_to_double (sx);
tablet->pointer_info.surface_y = wl_fixed_to_double (sy);
GDK_SEAT_NOTE (tool->seat, EVENTS,
g_message ("tablet motion %f %f",
tablet->pointer_info.surface_x,
tablet->pointer_info.surface_y));
event = gdk_motion_event_new (tablet->pointer_info.focus,
tablet->logical_device,
tool->tool,
tablet->pointer_info.time,
device_get_modifiers (tablet->logical_device),
tablet->pointer_info.surface_x,
tablet->pointer_info.surface_y,
tablet_copy_axes (tablet));
gdk_wayland_tablet_set_frame_event (tablet, event);
}
static void
tablet_tool_handle_pressure (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
uint32_t pressure)
{
GdkWaylandTabletToolData *tool = data;
GdkWaylandTabletData *tablet = tool->current_tablet;
int axis_index;
if (!tablet)
return;
axis_index = tablet->axis_indices[GDK_AXIS_PRESSURE];
_gdk_device_translate_axis (tablet->stylus_device, axis_index,
pressure, &tablet->axes[GDK_AXIS_PRESSURE]);
GDK_SEAT_NOTE (tool->seat, EVENTS,
g_message ("tablet tool %d pressure %d",
gdk_device_tool_get_tool_type (tool->tool), pressure));
}
static void
tablet_tool_handle_distance (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
uint32_t distance)
{
GdkWaylandTabletToolData *tool = data;
GdkWaylandTabletData *tablet = tool->current_tablet;
int axis_index;
if (!tablet)
return;
axis_index = tablet->axis_indices[GDK_AXIS_DISTANCE];
_gdk_device_translate_axis (tablet->stylus_device, axis_index,
distance, &tablet->axes[GDK_AXIS_DISTANCE]);
GDK_SEAT_NOTE (tool->seat, EVENTS,
g_message ("tablet tool %d distance %d",
gdk_device_tool_get_tool_type (tool->tool), distance));
}
static void
tablet_tool_handle_tilt (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
wl_fixed_t xtilt,
wl_fixed_t ytilt)
{
GdkWaylandTabletToolData *tool = data;
GdkWaylandTabletData *tablet = tool->current_tablet;
int xtilt_axis_index;
int ytilt_axis_index;
if (!tablet)
return;
xtilt_axis_index = tablet->axis_indices[GDK_AXIS_XTILT];
ytilt_axis_index = tablet->axis_indices[GDK_AXIS_YTILT];
_gdk_device_translate_axis (tablet->stylus_device, xtilt_axis_index,
wl_fixed_to_double (xtilt),
&tablet->axes[GDK_AXIS_XTILT]);
_gdk_device_translate_axis (tablet->stylus_device, ytilt_axis_index,
wl_fixed_to_double (ytilt),
&tablet->axes[GDK_AXIS_YTILT]);
GDK_SEAT_NOTE (tool->seat, EVENTS,
g_message ("tablet tool %d tilt %f/%f",
gdk_device_tool_get_tool_type (tool->tool),
wl_fixed_to_double (xtilt), wl_fixed_to_double (ytilt)));
}
static void
tablet_tool_handle_button (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
uint32_t serial,
uint32_t button,
uint32_t state)
{
GdkWaylandTabletToolData *tool = data;
GdkWaylandTabletData *tablet = tool->current_tablet;
GdkEventType evtype;
guint n_button;
if (!tablet || !tablet->pointer_info.focus)
return;
tablet->pointer_info.press_serial = serial;
if (button == BTN_STYLUS)
n_button = GDK_BUTTON_SECONDARY;
else if (button == BTN_STYLUS2)
n_button = GDK_BUTTON_MIDDLE;
else if (button == BTN_STYLUS3)
n_button = 8; /* Back */
else
return;
if (state == ZWP_TABLET_TOOL_V2_BUTTON_STATE_PRESSED)
evtype = GDK_BUTTON_PRESS;
else if (state == ZWP_TABLET_TOOL_V2_BUTTON_STATE_RELEASED)
evtype = GDK_BUTTON_RELEASE;
else
return;
tablet_create_button_event_frame (tablet, evtype, n_button);
}
static void
tablet_tool_handle_rotation (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
wl_fixed_t degrees)
{
GdkWaylandTabletToolData *tool = data;
GdkWaylandTabletData *tablet = tool->current_tablet;
int axis_index;
if (!tablet)
return;
axis_index = tablet->axis_indices[GDK_AXIS_ROTATION];
_gdk_device_translate_axis (tablet->stylus_device, axis_index,
wl_fixed_to_double (degrees),
&tablet->axes[GDK_AXIS_ROTATION]);
GDK_SEAT_NOTE (tool->seat, EVENTS,
g_message ("tablet tool %d rotation %f",
gdk_device_tool_get_tool_type (tool->tool),
wl_fixed_to_double (degrees)));
}
static void
tablet_tool_handle_slider (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
int32_t position)
{
GdkWaylandTabletToolData *tool = data;
GdkWaylandTabletData *tablet = tool->current_tablet;
int axis_index;
if (!tablet)
return;
axis_index = tablet->axis_indices[GDK_AXIS_SLIDER];
_gdk_device_translate_axis (tablet->stylus_device, axis_index,
position, &tablet->axes[GDK_AXIS_SLIDER]);
GDK_SEAT_NOTE (tool->seat, EVENTS,
g_message ("tablet tool %d slider %d",
gdk_device_tool_get_tool_type (tool->tool), position));
}
static void
tablet_tool_handle_wheel (void *data,
struct zwp_tablet_tool_v2 *wp_tablet_tool,
int32_t degrees,
int32_t clicks)
{
GdkWaylandTabletToolData *tool = data;
GdkWaylandTabletData *tablet = tool->current_tablet;
GdkWaylandSeat *seat;
GdkEvent *event;
if (!tablet)
return;
seat = GDK_WAYLAND_SEAT (tablet->seat);
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("tablet tool %d wheel %d/%d",
gdk_device_tool_get_tool_type (tool->tool), degrees, clicks));
if (clicks == 0)
return;
/* Send smooth event */
event = gdk_scroll_event_new (tablet->pointer_info.focus,
tablet->logical_device,
tablet->current_tool->tool,
tablet->pointer_info.time,
device_get_modifiers (tablet->logical_device),
0, clicks,
FALSE);
_gdk_wayland_display_deliver_event (seat->display, event);
/* Send discrete event */
event = gdk_scroll_event_new_discrete (tablet->pointer_info.focus,
tablet->stylus_device,
tablet->current_tool->tool,
tablet->pointer_info.time,
device_get_modifiers (tablet->logical_device),
clicks > 0 ? GDK_SCROLL_DOWN : GDK_SCROLL_UP,
TRUE);
_gdk_wayland_display_deliver_event (seat->display, event);
}
static void
tablet_tool_handle_frame (void *data,
struct zwp_tablet_tool_v2 *wl_tablet_tool,
uint32_t time)
{
GdkWaylandTabletToolData *tool = data;
GdkWaylandTabletData *tablet = tool->current_tablet;
GdkEvent *frame_event;
if (!tablet)
return;
GDK_SEAT_NOTE (tablet->seat, EVENTS,
g_message ("tablet frame, time %d", time));
frame_event = tablet->pointer_info.frame.event;
if (frame_event && gdk_event_get_event_type (frame_event) == GDK_PROXIMITY_OUT)
{
tool->current_tablet = NULL;
tablet->current_tool = NULL;
}
tablet->pointer_info.time = time;
gdk_wayland_tablet_flush_frame_event (tablet, time);
}
static const struct zwp_tablet_tool_v2_listener tablet_tool_listener = {
tablet_tool_handle_type,
tablet_tool_handle_hardware_serial,
tablet_tool_handle_hardware_id_wacom,
tablet_tool_handle_capability,
tablet_tool_handle_done,
tablet_tool_handle_removed,
tablet_tool_handle_proximity_in,
tablet_tool_handle_proximity_out,
tablet_tool_handle_down,
tablet_tool_handle_up,
tablet_tool_handle_motion,
tablet_tool_handle_pressure,
tablet_tool_handle_distance,
tablet_tool_handle_tilt,
tablet_tool_handle_rotation,
tablet_tool_handle_slider,
tablet_tool_handle_wheel,
tablet_tool_handle_button,
tablet_tool_handle_frame,
};
static void
tablet_pad_ring_handle_source (void *data,
struct zwp_tablet_pad_ring_v2 *wp_tablet_pad_ring,
uint32_t source)
{
GdkWaylandTabletPadGroupData *group = data;
GDK_SEAT_NOTE (group->pad->seat, EVENTS,
g_message ("tablet pad ring handle source, ring = %p source = %d",
wp_tablet_pad_ring, source));
group->axis_tmp_info.source = source;
}
static void
tablet_pad_ring_handle_angle (void *data,
struct zwp_tablet_pad_ring_v2 *wp_tablet_pad_ring,
wl_fixed_t angle)
{
GdkWaylandTabletPadGroupData *group = data;
GDK_SEAT_NOTE (group->pad->seat, EVENTS,
g_message ("tablet pad ring handle angle, ring = %p angle = %f",
wp_tablet_pad_ring, wl_fixed_to_double (angle)));
group->axis_tmp_info.value = wl_fixed_to_double (angle);
}
static void
tablet_pad_ring_handle_stop (void *data,
struct zwp_tablet_pad_ring_v2 *wp_tablet_pad_ring)
{
GdkWaylandTabletPadGroupData *group = data;
GDK_SEAT_NOTE (group->pad->seat, EVENTS,
g_message ("tablet pad ring handle stop, ring = %p", wp_tablet_pad_ring));
group->axis_tmp_info.is_stop = TRUE;
}
static void
tablet_pad_ring_handle_frame (void *data,
struct zwp_tablet_pad_ring_v2 *wp_tablet_pad_ring,
uint32_t time)
{
GdkWaylandTabletPadGroupData *group = data;
GdkWaylandTabletPadData *pad = group->pad;
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (pad->seat);
GdkEvent *event;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("tablet pad ring handle frame, ring = %p", wp_tablet_pad_ring));
event = gdk_pad_event_new_ring (seat->keyboard_focus,
pad->device,
time,
g_list_index (pad->mode_groups, group),
g_list_index (pad->rings, wp_tablet_pad_ring),
group->current_mode,
group->axis_tmp_info.value);
_gdk_wayland_display_deliver_event (gdk_seat_get_display (pad->seat),
event);
}
static const struct zwp_tablet_pad_ring_v2_listener tablet_pad_ring_listener = {
tablet_pad_ring_handle_source,
tablet_pad_ring_handle_angle,
tablet_pad_ring_handle_stop,
tablet_pad_ring_handle_frame,
};
static void
tablet_pad_strip_handle_source (void *data,
struct zwp_tablet_pad_strip_v2 *wp_tablet_pad_strip,
uint32_t source)
{
GdkWaylandTabletPadGroupData *group = data;
GDK_SEAT_NOTE (group->pad->seat, EVENTS,
g_message ("tablet pad strip handle source, strip = %p source = %d",
wp_tablet_pad_strip, source));
group->axis_tmp_info.source = source;
}
static void
tablet_pad_strip_handle_position (void *data,
struct zwp_tablet_pad_strip_v2 *wp_tablet_pad_strip,
uint32_t position)
{
GdkWaylandTabletPadGroupData *group = data;
GDK_SEAT_NOTE (group->pad->seat, EVENTS,
g_message ("tablet pad strip handle position, strip = %p position = %d",
wp_tablet_pad_strip, position));
group->axis_tmp_info.value = (double) position / 65535;
}
static void
tablet_pad_strip_handle_stop (void *data,
struct zwp_tablet_pad_strip_v2 *wp_tablet_pad_strip)
{
GdkWaylandTabletPadGroupData *group = data;
GDK_SEAT_NOTE (group->pad->seat, EVENTS,
g_message ("tablet pad strip handle stop, strip = %p",
wp_tablet_pad_strip));
group->axis_tmp_info.is_stop = TRUE;
}
static void
tablet_pad_strip_handle_frame (void *data,
struct zwp_tablet_pad_strip_v2 *wp_tablet_pad_strip,
uint32_t time)
{
GdkWaylandTabletPadGroupData *group = data;
GdkWaylandTabletPadData *pad = group->pad;
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (pad->seat);
GdkEvent *event;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("tablet pad strip handle frame, strip = %p",
wp_tablet_pad_strip));
event = gdk_pad_event_new_strip (seat->keyboard_focus,
pad->device,
time,
g_list_index (pad->mode_groups, group),
g_list_index (pad->strips, wp_tablet_pad_strip),
group->current_mode,
group->axis_tmp_info.value);
_gdk_wayland_display_deliver_event (gdk_seat_get_display (pad->seat),
event);
}
static const struct zwp_tablet_pad_strip_v2_listener tablet_pad_strip_listener = {
tablet_pad_strip_handle_source,
tablet_pad_strip_handle_position,
tablet_pad_strip_handle_stop,
tablet_pad_strip_handle_frame,
};
static void
tablet_pad_group_handle_buttons (void *data,
struct zwp_tablet_pad_group_v2 *wp_tablet_pad_group,
struct wl_array *buttons)
{
GdkWaylandTabletPadGroupData *group = data;
uint32_t *p;
GDK_SEAT_NOTE (group->pad->seat, EVENTS,
g_message ("tablet pad group handle buttons, pad group = %p, n_buttons = %" G_GSIZE_FORMAT,
wp_tablet_pad_group, buttons->size));
wl_array_for_each (p, buttons)
{
group->buttons = g_list_prepend (group->buttons, GUINT_TO_POINTER (*p));
}
group->buttons = g_list_reverse (group->buttons);
}
static void
tablet_pad_group_handle_ring (void *data,
struct zwp_tablet_pad_group_v2 *wp_tablet_pad_group,
struct zwp_tablet_pad_ring_v2 *wp_tablet_pad_ring)
{
GdkWaylandTabletPadGroupData *group = data;
GDK_SEAT_NOTE (group->pad->seat, EVENTS,
g_message ("tablet pad group handle ring, pad group = %p, ring = %p",
wp_tablet_pad_group, wp_tablet_pad_ring));
zwp_tablet_pad_ring_v2_add_listener (wp_tablet_pad_ring,
&tablet_pad_ring_listener, group);
zwp_tablet_pad_ring_v2_set_user_data (wp_tablet_pad_ring, group);
group->rings = g_list_append (group->rings, wp_tablet_pad_ring);
group->pad->rings = g_list_append (group->pad->rings, wp_tablet_pad_ring);
}
static void
tablet_pad_group_handle_strip (void *data,
struct zwp_tablet_pad_group_v2 *wp_tablet_pad_group,
struct zwp_tablet_pad_strip_v2 *wp_tablet_pad_strip)
{
GdkWaylandTabletPadGroupData *group = data;
GDK_SEAT_NOTE (group->pad->seat, EVENTS,
g_message ("tablet pad group handle strip, pad group = %p, strip = %p",
wp_tablet_pad_group, wp_tablet_pad_strip));
zwp_tablet_pad_strip_v2_add_listener (wp_tablet_pad_strip,
&tablet_pad_strip_listener, group);
zwp_tablet_pad_strip_v2_set_user_data (wp_tablet_pad_strip, group);
group->strips = g_list_append (group->strips, wp_tablet_pad_strip);
group->pad->strips = g_list_append (group->pad->strips, wp_tablet_pad_strip);
}
static void
tablet_pad_group_handle_modes (void *data,
struct zwp_tablet_pad_group_v2 *wp_tablet_pad_group,
uint32_t modes)
{
GdkWaylandTabletPadGroupData *group = data;
GDK_SEAT_NOTE (group->pad->seat, EVENTS,
g_message ("tablet pad group handle modes, pad group = %p, n_modes = %d",
wp_tablet_pad_group, modes));
group->n_modes = modes;
}
static void
tablet_pad_group_handle_done (void *data,
struct zwp_tablet_pad_group_v2 *wp_tablet_pad_group)
{
#ifdef G_ENABLE_DEBUG
GdkWaylandTabletPadGroupData *group = data;
#endif
GDK_SEAT_NOTE (group->pad->seat, EVENTS,
g_message ("tablet pad group handle done, pad group = %p",
wp_tablet_pad_group));
}
static void
tablet_pad_group_handle_mode (void *data,
struct zwp_tablet_pad_group_v2 *wp_tablet_pad_group,
uint32_t time,
uint32_t serial,
uint32_t mode)
{
GdkWaylandTabletPadGroupData *group = data;
GdkWaylandTabletPadData *pad = group->pad;
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (pad->seat);
GdkEvent *event;
guint n_group;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("tablet pad group handle mode, pad group = %p, mode = %d",
wp_tablet_pad_group, mode));
group->mode_switch_serial = serial;
group->current_mode = mode;
n_group = g_list_index (pad->mode_groups, group);
event = gdk_pad_event_new_group_mode (seat->keyboard_focus,
pad->device,
time,
n_group,
mode);
_gdk_wayland_display_deliver_event (gdk_seat_get_display (pad->seat),
event);
}
static const struct zwp_tablet_pad_group_v2_listener tablet_pad_group_listener = {
tablet_pad_group_handle_buttons,
tablet_pad_group_handle_ring,
tablet_pad_group_handle_strip,
tablet_pad_group_handle_modes,
tablet_pad_group_handle_done,
tablet_pad_group_handle_mode,
};
static void
tablet_pad_handle_group (void *data,
struct zwp_tablet_pad_v2 *wp_tablet_pad,
struct zwp_tablet_pad_group_v2 *wp_tablet_pad_group)
{
GdkWaylandTabletPadData *pad = data;
GdkWaylandTabletPadGroupData *group;
GDK_SEAT_NOTE (pad->seat, EVENTS,
g_message ("tablet pad handle group, pad group = %p, group = %p",
wp_tablet_pad_group, wp_tablet_pad_group));
group = g_new0 (GdkWaylandTabletPadGroupData, 1);
group->wp_tablet_pad_group = wp_tablet_pad_group;
group->pad = pad;
zwp_tablet_pad_group_v2_add_listener (wp_tablet_pad_group,
&tablet_pad_group_listener, group);
zwp_tablet_pad_group_v2_set_user_data (wp_tablet_pad_group, group);
pad->mode_groups = g_list_append (pad->mode_groups, group);
}
static void
tablet_pad_handle_path (void *data,
struct zwp_tablet_pad_v2 *wp_tablet_pad,
const char *path)
{
GdkWaylandTabletPadData *pad = data;
GDK_SEAT_NOTE (pad->seat, EVENTS,
g_message ("tablet pad handle path, pad = %p, path = %s",
wp_tablet_pad, path));
pad->path = g_strdup (path);
}
static void
tablet_pad_handle_buttons (void *data,
struct zwp_tablet_pad_v2 *wp_tablet_pad,
uint32_t buttons)
{
GdkWaylandTabletPadData *pad = data;
GDK_SEAT_NOTE (pad->seat, EVENTS,
g_message ("tablet pad handle buttons, pad = %p, n_buttons = %d",
wp_tablet_pad, buttons));
pad->n_buttons = buttons;
}
static void
tablet_pad_handle_done (void *data,
struct zwp_tablet_pad_v2 *wp_tablet_pad)
{
GdkWaylandTabletPadData *pad = data;
GDK_SEAT_NOTE (pad->seat, EVENTS,
g_message ("tablet pad handle done, pad = %p", wp_tablet_pad));
pad->device =
g_object_new (GDK_TYPE_WAYLAND_DEVICE_PAD,
"name", "Pad device",
"source", GDK_SOURCE_TABLET_PAD,
"display", gdk_seat_get_display (pad->seat),
"seat", pad->seat,
NULL);
_gdk_device_set_associated_device (pad->device, GDK_WAYLAND_SEAT (pad->seat)->logical_keyboard);
gdk_seat_device_added (GDK_SEAT (pad->seat), pad->device);
}
static void
tablet_pad_handle_button (void *data,
struct zwp_tablet_pad_v2 *wp_tablet_pad,
uint32_t time,
uint32_t button,
uint32_t state)
{
GdkWaylandTabletPadData *pad = data;
GdkWaylandTabletPadGroupData *group;
GdkEvent *event;
int n_group;
GDK_SEAT_NOTE (pad->seat, EVENTS,
g_message ("tablet pad handle button, pad = %p, button = %d, state = %d",
wp_tablet_pad, button, state));
group = tablet_pad_lookup_button_group (pad, button);
#ifdef G_DISABLE_ASSERT
if (group == NULL)
return;
#else
g_assert (group != NULL);
#endif
n_group = g_list_index (pad->mode_groups, group);
event = gdk_pad_event_new_button (state == ZWP_TABLET_PAD_V2_BUTTON_STATE_PRESSED
? GDK_PAD_BUTTON_PRESS
: GDK_PAD_BUTTON_RELEASE,
GDK_WAYLAND_SEAT (pad->seat)->keyboard_focus,
pad->device,
time,
n_group,
button,
group->current_mode);
_gdk_wayland_display_deliver_event (gdk_seat_get_display (pad->seat), event);
}
static void
tablet_pad_handle_enter (void *data,
struct zwp_tablet_pad_v2 *wp_tablet_pad,
uint32_t serial,
struct zwp_tablet_v2 *wp_tablet,
struct wl_surface *surface)
{
GdkWaylandTabletPadData *pad = data;
GdkWaylandTabletData *tablet = zwp_tablet_v2_get_user_data (wp_tablet);
GDK_SEAT_NOTE (pad->seat, EVENTS,
g_message ("tablet pad handle enter, pad = %p, tablet = %p surface = %p",
wp_tablet_pad, wp_tablet, surface));
/* Relate pad and tablet */
tablet->pads = g_list_prepend (tablet->pads, pad);
pad->current_tablet = tablet;
}
static void
tablet_pad_handle_leave (void *data,
struct zwp_tablet_pad_v2 *wp_tablet_pad,
uint32_t serial,
struct wl_surface *surface)
{
GdkWaylandTabletPadData *pad = data;
GDK_SEAT_NOTE (pad->seat, EVENTS,
g_message ("tablet pad handle leave, pad = %p, surface = %p",
wp_tablet_pad, surface));
if (pad->current_tablet)
{
pad->current_tablet->pads = g_list_remove (pad->current_tablet->pads, pad);
pad->current_tablet = NULL;
}
}
static void
tablet_pad_handle_removed (void *data,
struct zwp_tablet_pad_v2 *wp_tablet_pad)
{
GdkWaylandTabletPadData *pad = data;
GDK_SEAT_NOTE (pad->seat, EVENTS,
g_message ("tablet pad handle removed, pad = %p", wp_tablet_pad));
/* Remove from the current tablet */
if (pad->current_tablet)
{
pad->current_tablet->pads = g_list_remove (pad->current_tablet->pads, pad);
pad->current_tablet = NULL;
}
_gdk_wayland_seat_remove_tablet_pad (GDK_WAYLAND_SEAT (pad->seat), pad);
}
static const struct zwp_tablet_pad_v2_listener tablet_pad_listener = {
tablet_pad_handle_group,
tablet_pad_handle_path,
tablet_pad_handle_buttons,
tablet_pad_handle_done,
tablet_pad_handle_button,
tablet_pad_handle_enter,
tablet_pad_handle_leave,
tablet_pad_handle_removed,
};
static void
tablet_seat_handle_tablet_added (void *data,
struct zwp_tablet_seat_v2 *wp_tablet_seat,
struct zwp_tablet_v2 *wp_tablet)
{
GdkWaylandSeat *seat = data;
GdkWaylandTabletData *tablet;
tablet = g_new0 (GdkWaylandTabletData, 1);
tablet->seat = GDK_SEAT (seat);
tablet->wp_tablet = wp_tablet;
seat->tablets = g_list_prepend (seat->tablets, tablet);
zwp_tablet_v2_add_listener (wp_tablet, &tablet_listener, tablet);
zwp_tablet_v2_set_user_data (wp_tablet, tablet);
}
static void
tablet_seat_handle_tool_added (void *data,
struct zwp_tablet_seat_v2 *wp_tablet_seat,
struct zwp_tablet_tool_v2 *wp_tablet_tool)
{
GdkWaylandSeat *seat = data;
GdkWaylandTabletToolData *tool;
tool = g_new0 (GdkWaylandTabletToolData, 1);
tool->wp_tablet_tool = wp_tablet_tool;
tool->seat = GDK_SEAT (seat);
zwp_tablet_tool_v2_add_listener (wp_tablet_tool, &tablet_tool_listener, tool);
zwp_tablet_tool_v2_set_user_data (wp_tablet_tool, tool);
seat->tablet_tools = g_list_prepend (seat->tablet_tools, tool);
}
static void
tablet_seat_handle_pad_added (void *data,
struct zwp_tablet_seat_v2 *wp_tablet_seat,
struct zwp_tablet_pad_v2 *wp_tablet_pad)
{
GdkWaylandSeat *seat = data;
GdkWaylandTabletPadData *pad;
pad = g_new0 (GdkWaylandTabletPadData, 1);
pad->wp_tablet_pad = wp_tablet_pad;
pad->seat = GDK_SEAT (seat);
zwp_tablet_pad_v2_add_listener (wp_tablet_pad, &tablet_pad_listener, pad);
zwp_tablet_pad_v2_set_user_data (wp_tablet_pad, pad);
seat->tablet_pads = g_list_prepend (seat->tablet_pads, pad);
}
static const struct zwp_tablet_seat_v2_listener tablet_seat_listener = {
tablet_seat_handle_tablet_added,
tablet_seat_handle_tool_added,
tablet_seat_handle_pad_added,
};
static void
init_devices (GdkWaylandSeat *seat)
{
/* pointer */
seat->logical_pointer = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Core Pointer",
"source", GDK_SOURCE_MOUSE,
"has-cursor", TRUE,
"display", seat->display,
"seat", seat,
NULL);
GDK_WAYLAND_DEVICE (seat->logical_pointer)->pointer = &seat->pointer_info;
/* keyboard */
seat->logical_keyboard = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Core Keyboard",
"source", GDK_SOURCE_KEYBOARD,
"has-cursor", FALSE,
"display", seat->display,
"seat", seat,
NULL);
_gdk_device_reset_axes (seat->logical_keyboard);
/* link both */
_gdk_device_set_associated_device (seat->logical_pointer, seat->logical_keyboard);
_gdk_device_set_associated_device (seat->logical_keyboard, seat->logical_pointer);
gdk_seat_device_added (GDK_SEAT (seat), seat->logical_pointer);
gdk_seat_device_added (GDK_SEAT (seat), seat->logical_keyboard);
}
static void
pointer_surface_update_scale (GdkDevice *device)
{
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (device));
GdkWaylandPointerData *pointer = GDK_WAYLAND_DEVICE (device)->pointer;
GdkWaylandDisplay *display_wayland = GDK_WAYLAND_DISPLAY (seat->display);
guint32 scale;
GSList *l;
if (display_wayland->compositor_version < WL_SURFACE_HAS_BUFFER_SCALE)
{
/* We can't set the scale on this surface */
return;
}
if (!pointer->pointer_surface_outputs)
return;
scale = 1;
for (l = pointer->pointer_surface_outputs; l != NULL; l = l->next)
{
guint32 output_scale = gdk_wayland_display_get_output_scale (display_wayland, l->data);
scale = MAX (scale, output_scale);
}
if (pointer->current_output_scale == scale)
return;
pointer->current_output_scale = scale;
gdk_wayland_device_update_surface_cursor (device);
}
void
gdk_wayland_seat_update_cursor_scale (GdkWaylandSeat *seat)
{
GList *l;
pointer_surface_update_scale (seat->logical_pointer);
for (l = seat->tablets; l; l = l->next)
{
GdkWaylandTabletData *tablet = l->data;
pointer_surface_update_scale (tablet->logical_device);
}
}
static void
pointer_surface_enter (void *data,
struct wl_surface *wl_surface,
struct wl_output *output)
{
GdkDevice *device = data;
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (device));
GdkWaylandTabletData *tablet;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("pointer surface of seat %p entered output %p",
seat, output));
tablet = gdk_wayland_seat_find_tablet (seat, device);
if (tablet)
{
tablet->pointer_info.pointer_surface_outputs =
g_slist_append (tablet->pointer_info.pointer_surface_outputs, output);
}
else
{
seat->pointer_info.pointer_surface_outputs =
g_slist_append (seat->pointer_info.pointer_surface_outputs, output);
}
pointer_surface_update_scale (device);
}
static void
pointer_surface_leave (void *data,
struct wl_surface *wl_surface,
struct wl_output *output)
{
GdkDevice *device = data;
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (device));
GdkWaylandTabletData *tablet;
GDK_SEAT_NOTE (seat, EVENTS,
g_message ("pointer surface of seat %p left output %p",
seat, output));
tablet = gdk_wayland_seat_find_tablet (seat, device);
if (tablet)
{
tablet->pointer_info.pointer_surface_outputs =
g_slist_remove (tablet->pointer_info.pointer_surface_outputs, output);
}
else
{
seat->pointer_info.pointer_surface_outputs =
g_slist_remove (seat->pointer_info.pointer_surface_outputs, output);
}
pointer_surface_update_scale (device);
}
static const struct wl_surface_listener pointer_surface_listener = {
pointer_surface_enter,
pointer_surface_leave
};
static void
gdk_wayland_pointer_data_finalize (GdkWaylandPointerData *pointer)
{
g_clear_object (&pointer->focus);
g_clear_object (&pointer->cursor);
wl_surface_destroy (pointer->pointer_surface);
g_slist_free (pointer->pointer_surface_outputs);
}
static void
gdk_wayland_seat_finalize (GObject *object)
{
GdkWaylandSeat *seat = GDK_WAYLAND_SEAT (object);
GList *l;
for (l = seat->tablet_tools; l != NULL; l = l->next)
_gdk_wayland_seat_remove_tool (seat, l->data);
for (l = seat->tablet_pads; l != NULL; l = l->next)
_gdk_wayland_seat_remove_tablet_pad (seat, l->data);
for (l = seat->tablets; l != NULL; l = l->next)
_gdk_wayland_seat_remove_tablet (seat, l->data);
seat_handle_capabilities (seat, seat->wl_seat, 0);
g_object_unref (seat->keymap);
gdk_wayland_pointer_data_finalize (&seat->pointer_info);
/* FIXME: destroy data_device */
g_clear_object (&seat->drag);
g_clear_object (&seat->drop);
g_clear_object (&seat->clipboard);
g_clear_object (&seat->primary_clipboard);
g_hash_table_destroy (seat->touches);
zwp_tablet_seat_v2_destroy (seat->wp_tablet_seat);
stop_key_repeat (seat);
G_OBJECT_CLASS (gdk_wayland_seat_parent_class)->finalize (object);
}
static GdkSeatCapabilities
gdk_wayland_seat_get_capabilities (GdkSeat *seat)
{
GdkWaylandSeat *wayland_seat = GDK_WAYLAND_SEAT (seat);
GdkSeatCapabilities caps = 0;
if (wayland_seat->logical_pointer)
caps |= GDK_SEAT_CAPABILITY_POINTER;
if (wayland_seat->logical_keyboard)
caps |= GDK_SEAT_CAPABILITY_KEYBOARD;
if (wayland_seat->logical_touch)
caps |= GDK_SEAT_CAPABILITY_TOUCH;
return caps;
}
static void
gdk_wayland_seat_set_grab_surface (GdkWaylandSeat *seat,
GdkSurface *surface)
{
if (seat->grab_surface)
{
_gdk_wayland_surface_set_grab_seat (seat->grab_surface, NULL);
g_object_remove_weak_pointer (G_OBJECT (seat->grab_surface),
(gpointer *) &seat->grab_surface);
seat->grab_surface = NULL;
}
if (surface)
{
seat->grab_surface = surface;
g_object_add_weak_pointer (G_OBJECT (surface),
(gpointer *) &seat->grab_surface);
_gdk_wayland_surface_set_grab_seat (surface, GDK_SEAT (seat));
}
}
static GdkGrabStatus
gdk_wayland_seat_grab (GdkSeat *seat,
GdkSurface *surface,
GdkSeatCapabilities capabilities,
gboolean owner_events,
GdkCursor *cursor,
GdkEvent *event,
GdkSeatGrabPrepareFunc prepare_func,
gpointer prepare_func_data)
{
GdkWaylandSeat *wayland_seat = GDK_WAYLAND_SEAT (seat);
guint32 evtime = event ? gdk_event_get_time (event) : GDK_CURRENT_TIME;
GdkDisplay *display = gdk_seat_get_display (seat);
GList *l;
if (surface == NULL || GDK_SURFACE_DESTROYED (surface))
return GDK_GRAB_NOT_VIEWABLE;
gdk_wayland_seat_set_grab_surface (wayland_seat, surface);
wayland_seat->grab_time = evtime;
if (prepare_func)
(prepare_func) (seat, surface, prepare_func_data);
if (!gdk_wayland_surface_has_surface (surface))
{
gdk_wayland_seat_set_grab_surface (wayland_seat, NULL);
return GDK_GRAB_NOT_VIEWABLE;
}
if (wayland_seat->logical_pointer &&
capabilities & GDK_SEAT_CAPABILITY_POINTER)
{
device_maybe_emit_grab_crossing (wayland_seat->logical_pointer,
surface, evtime);
_gdk_display_add_device_grab (display,
wayland_seat->logical_pointer,
surface,
owner_events,
GDK_ALL_EVENTS_MASK,
_gdk_display_get_next_serial (display),
evtime,
FALSE);
gdk_wayland_seat_set_global_cursor (seat, cursor);
g_set_object (&wayland_seat->cursor, cursor);
gdk_wayland_device_update_surface_cursor (wayland_seat->logical_pointer);
}
if (wayland_seat->logical_touch &&
capabilities & GDK_SEAT_CAPABILITY_TOUCH)
{
device_maybe_emit_grab_crossing (wayland_seat->logical_touch,
surface, evtime);
_gdk_display_add_device_grab (display,
wayland_seat->logical_touch,
surface,
owner_events,
GDK_ALL_EVENTS_MASK,
_gdk_display_get_next_serial (display),
evtime,
FALSE);
}
if (wayland_seat->logical_keyboard &&
capabilities & GDK_SEAT_CAPABILITY_KEYBOARD)
{
device_maybe_emit_grab_crossing (wayland_seat->logical_keyboard,
surface, evtime);
_gdk_display_add_device_grab (display,
wayland_seat->logical_keyboard,
surface,
owner_events,
GDK_ALL_EVENTS_MASK,
_gdk_display_get_next_serial (display),
evtime,
FALSE);
/* Inhibit shortcuts if the seat grab is for the keyboard only */
if (capabilities == GDK_SEAT_CAPABILITY_KEYBOARD)
gdk_wayland_surface_inhibit_shortcuts (surface, seat);
}
if (wayland_seat->tablets &&
capabilities & GDK_SEAT_CAPABILITY_TABLET_STYLUS)
{
for (l = wayland_seat->tablets; l; l = l->next)
{
GdkWaylandTabletData *tablet = l->data;
device_maybe_emit_grab_crossing (tablet->logical_device,
surface,
evtime);
_gdk_display_add_device_grab (display,
tablet->logical_device,
surface,
owner_events,
GDK_ALL_EVENTS_MASK,
_gdk_display_get_next_serial (display),
evtime,
FALSE);
gdk_wayland_device_update_surface_cursor (tablet->logical_device);
}
}
return GDK_GRAB_SUCCESS;
}
static void
gdk_wayland_seat_ungrab (GdkSeat *seat)
{
GdkWaylandSeat *wayland_seat = GDK_WAYLAND_SEAT (seat);
GdkDisplay *display = gdk_seat_get_display (seat);
GdkDeviceGrabInfo *grab;
GList *l;
g_clear_object (&wayland_seat->grab_cursor);
gdk_wayland_seat_set_grab_surface (wayland_seat, NULL);
if (wayland_seat->logical_pointer)
{
device_maybe_emit_ungrab_crossing (wayland_seat->logical_pointer,
GDK_CURRENT_TIME);
gdk_wayland_device_update_surface_cursor (wayland_seat->logical_pointer);
}
if (wayland_seat->logical_keyboard)
{
GdkSurface *prev_focus;
prev_focus = device_maybe_emit_ungrab_crossing (wayland_seat->logical_keyboard,
GDK_CURRENT_TIME);
if (prev_focus)
gdk_wayland_surface_restore_shortcuts (prev_focus, seat);
}
if (wayland_seat->logical_touch)
{
grab = _gdk_display_get_last_device_grab (display, wayland_seat->logical_touch);
if (grab)
grab->serial_end = grab->serial_start;
}
for (l = wayland_seat->tablets; l; l = l->next)
{
GdkWaylandTabletData *tablet = l->data;
grab = _gdk_display_get_last_device_grab (display, tablet->logical_device);
if (grab)
grab->serial_end = grab->serial_start;
}
}
static GdkDevice *
gdk_wayland_seat_get_logical_device (GdkSeat *seat,
GdkSeatCapabilities capabilities)
{
GdkWaylandSeat *wayland_seat = GDK_WAYLAND_SEAT (seat);
if (capabilities == GDK_SEAT_CAPABILITY_POINTER)
return wayland_seat->logical_pointer;
else if (capabilities == GDK_SEAT_CAPABILITY_KEYBOARD)
return wayland_seat->logical_keyboard;
else if (capabilities == GDK_SEAT_CAPABILITY_TOUCH)
return wayland_seat->logical_touch;
return NULL;
}
static GList *
gdk_wayland_seat_get_devices (GdkSeat *seat,
GdkSeatCapabilities capabilities)
{
GdkWaylandSeat *wayland_seat = GDK_WAYLAND_SEAT (seat);
GList *physical_devices = NULL;
if (wayland_seat->finger_scrolling && (capabilities & GDK_SEAT_CAPABILITY_POINTER))
physical_devices = g_list_prepend (physical_devices, wayland_seat->finger_scrolling);
if (wayland_seat->continuous_scrolling && (capabilities & GDK_SEAT_CAPABILITY_POINTER))
physical_devices = g_list_prepend (physical_devices, wayland_seat->continuous_scrolling);
if (wayland_seat->wheel_scrolling && (capabilities & GDK_SEAT_CAPABILITY_POINTER))
physical_devices = g_list_prepend (physical_devices, wayland_seat->wheel_scrolling);
if (wayland_seat->pointer && (capabilities & GDK_SEAT_CAPABILITY_POINTER))
physical_devices = g_list_prepend (physical_devices, wayland_seat->pointer);
if (wayland_seat->keyboard && (capabilities & GDK_SEAT_CAPABILITY_KEYBOARD))
physical_devices = g_list_prepend (physical_devices, wayland_seat->keyboard);
if (wayland_seat->touch && (capabilities & GDK_SEAT_CAPABILITY_TOUCH))
physical_devices = g_list_prepend (physical_devices, wayland_seat->touch);
if (wayland_seat->tablets && (capabilities & GDK_SEAT_CAPABILITY_TABLET_STYLUS))
{
GList *l;
for (l = wayland_seat->tablets; l; l = l->next)
{
GdkWaylandTabletData *tablet = l->data;
physical_devices = g_list_prepend (physical_devices, tablet->stylus_device);
}
}
if (wayland_seat->tablet_pads && (capabilities & GDK_SEAT_CAPABILITY_TABLET_PAD))
{
GList *l;
for (l = wayland_seat->tablet_pads; l; l = l->next)
{
GdkWaylandTabletPadData *data = l->data;
physical_devices = g_list_prepend (physical_devices, data->device);
}
}
return physical_devices;
}
static GList *
gdk_wayland_seat_get_tools (GdkSeat *seat)
{
GdkWaylandSeat *wayland_seat = GDK_WAYLAND_SEAT (seat);
GList *tools = NULL, *l;
for (l = wayland_seat->tablet_tools; l; l = l->next)
{
GdkWaylandTabletToolData *tool = l->data;
tools = g_list_prepend (tools, tool->tool);
}
return tools;
}
static void
gdk_wayland_seat_class_init (GdkWaylandSeatClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GdkSeatClass *seat_class = GDK_SEAT_CLASS (klass);
object_class->finalize = gdk_wayland_seat_finalize;
seat_class->get_capabilities = gdk_wayland_seat_get_capabilities;
seat_class->grab = gdk_wayland_seat_grab;
seat_class->ungrab = gdk_wayland_seat_ungrab;
seat_class->get_logical_device = gdk_wayland_seat_get_logical_device;
seat_class->get_devices = gdk_wayland_seat_get_devices;
seat_class->get_tools = gdk_wayland_seat_get_tools;
}
static void
gdk_wayland_seat_init (GdkWaylandSeat *seat)
{
}
static void
init_pointer_data (GdkWaylandPointerData *pointer_data,
GdkDisplay *display,
GdkDevice *logical_device)
{
GdkWaylandDisplay *display_wayland;
display_wayland = GDK_WAYLAND_DISPLAY (display);
pointer_data->current_output_scale = 1;
pointer_data->pointer_surface =
wl_compositor_create_surface (display_wayland->compositor);
wl_surface_add_listener (pointer_data->pointer_surface,
&pointer_surface_listener,
logical_device);
}
void
_gdk_wayland_display_create_seat (GdkWaylandDisplay *display_wayland,
guint32 id,
struct wl_seat *wl_seat)
{
GdkDisplay *display = GDK_DISPLAY (display_wayland);
GdkWaylandSeat *seat;
seat = g_object_new (GDK_TYPE_WAYLAND_SEAT,
"display", display_wayland,
NULL);
seat->id = id;
seat->keymap = _gdk_wayland_keymap_new (display);
seat->display = display;
seat->touches = g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify) g_free);
seat->wl_seat = wl_seat;
wl_seat_add_listener (seat->wl_seat, &seat_listener, seat);
wl_seat_set_user_data (seat->wl_seat, seat);
if (display_wayland->primary_selection_manager)
{
seat->primary_clipboard = gdk_wayland_primary_new (seat);
}
else
{
/* If the compositor doesn't support primary clipboard,
* just do it local-only */
seat->primary_clipboard = gdk_clipboard_new (display);
}
seat->data_device =
wl_data_device_manager_get_data_device (display_wayland->data_device_manager,
seat->wl_seat);
seat->clipboard = gdk_wayland_clipboard_new (display);
wl_data_device_add_listener (seat->data_device,
&data_device_listener, seat);
init_devices (seat);
init_pointer_data (&seat->pointer_info, display, seat->logical_pointer);
if (display_wayland->tablet_manager)
{
seat->wp_tablet_seat =
zwp_tablet_manager_v2_get_tablet_seat (display_wayland->tablet_manager,
wl_seat);
zwp_tablet_seat_v2_add_listener (seat->wp_tablet_seat, &tablet_seat_listener,
seat);
}
if (display->clipboard == NULL)
display->clipboard = g_object_ref (seat->clipboard);
if (display->primary_clipboard == NULL)
display->primary_clipboard = g_object_ref (seat->primary_clipboard);
gdk_display_add_seat (display, GDK_SEAT (seat));
}
void
_gdk_wayland_display_remove_seat (GdkWaylandDisplay *display_wayland,
guint32 id)
{
GdkDisplay *display = GDK_DISPLAY (display_wayland);
GList *l, *seats;
seats = gdk_display_list_seats (display);
for (l = seats; l != NULL; l = l->next)
{
GdkWaylandSeat *seat = l->data;
if (seat->id != id)
continue;
gdk_display_remove_seat (display, GDK_SEAT (seat));
break;
}
g_list_free (seats);
}
uint32_t
_gdk_wayland_seat_get_implicit_grab_serial (GdkSeat *seat,
GdkEvent *event)
{
GdkEventSequence *sequence = NULL;
GdkWaylandTouchData *touch = NULL;
if (event)
sequence = gdk_event_get_event_sequence (event);
if (sequence)
touch = gdk_wayland_seat_get_touch (GDK_WAYLAND_SEAT (seat),
GDK_EVENT_SEQUENCE_TO_SLOT (sequence));
if (touch)
return touch->touch_down_serial;
if (event)
{
GdkDevice *source = gdk_event_get_device (event);
GdkWaylandSeat *wayland_seat = GDK_WAYLAND_SEAT (seat);
GList *l;
for (l = wayland_seat->tablets; l; l = l->next)
{
GdkWaylandTabletData *tablet = l->data;
if (tablet->stylus_device == source)
return tablet->pointer_info.press_serial;
}
}
return GDK_WAYLAND_SEAT (seat)->pointer_info.press_serial;
}
uint32_t
_gdk_wayland_seat_get_last_implicit_grab_serial (GdkWaylandSeat *seat,
GdkEventSequence **sequence)
{
GdkWaylandTouchData *touch;
GHashTableIter iter;
GList *l;
uint32_t serial;
g_hash_table_iter_init (&iter, seat->touches);
if (sequence)
*sequence = NULL;
serial = seat->keyboard_key_serial;
if (seat->pointer_info.press_serial > serial)
serial = seat->pointer_info.press_serial;
for (l = seat->tablets; l; l = l->next)
{
GdkWaylandTabletData *tablet = l->data;
if (tablet->pointer_info.press_serial > serial)
serial = tablet->pointer_info.press_serial;
}
while (g_hash_table_iter_next (&iter, NULL, (gpointer *) &touch))
{
if (touch->touch_down_serial > serial)
{
if (sequence)
*sequence = GDK_SLOT_TO_EVENT_SEQUENCE (touch->id);
serial = touch->touch_down_serial;
}
}
return serial;
}
void
gdk_wayland_device_unset_touch_grab (GdkDevice *gdk_device,
GdkEventSequence *sequence)
{
GdkWaylandSeat *seat;
GdkWaylandTouchData *touch;
GdkEvent *event;
g_return_if_fail (GDK_IS_WAYLAND_DEVICE (gdk_device));
seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (gdk_device));
touch = gdk_wayland_seat_get_touch (seat,
GDK_EVENT_SEQUENCE_TO_SLOT (sequence));
if (GDK_WAYLAND_DEVICE (seat->logical_touch)->emulating_touch == touch)
{
GDK_WAYLAND_DEVICE (seat->logical_touch)->emulating_touch = NULL;
emulate_touch_crossing (touch->surface, NULL,
seat->logical_touch, seat->touch,
touch, GDK_LEAVE_NOTIFY, GDK_CROSSING_NORMAL,
GDK_CURRENT_TIME);
}
event = gdk_touch_event_new (GDK_TOUCH_CANCEL,
GDK_SLOT_TO_EVENT_SEQUENCE (touch->id),
touch->surface,
seat->logical_touch,
GDK_CURRENT_TIME,
device_get_modifiers (seat->logical_touch),
touch->x, touch->y,
NULL,
touch->initial_touch);
_gdk_wayland_display_deliver_event (seat->display, event);
}
void
gdk_wayland_seat_set_global_cursor (GdkSeat *seat,
GdkCursor *cursor)
{
GdkWaylandSeat *wayland_seat = GDK_WAYLAND_SEAT (seat);
GdkDevice *pointer;
pointer = gdk_seat_get_pointer (seat);
g_set_object (&wayland_seat->grab_cursor, cursor);
gdk_wayland_device_set_surface_cursor (pointer,
gdk_wayland_device_get_focus (pointer),
NULL);
}
void
gdk_wayland_seat_set_drag (GdkSeat *seat,
GdkDrag *drag)
{
GdkWaylandSeat *wayland_seat = GDK_WAYLAND_SEAT (seat);
g_set_object (&wayland_seat->drag, drag);
}
/**
* gdk_wayland_device_get_data_device: (skip)
* @gdk_device: (type GdkWaylandDevice): a `GdkDevice`
*
* Returns the Wayland `wl_data_device` of a `GdkDevice`.
*
* Returns: (transfer none): a Wayland `wl_data_device`
*/
struct wl_data_device *
gdk_wayland_device_get_data_device (GdkDevice *gdk_device)
{
GdkWaylandSeat *seat;
g_return_val_if_fail (GDK_IS_WAYLAND_DEVICE (gdk_device), NULL);
seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (gdk_device));
return seat->data_device;
}
/**
* gdk_wayland_device_set_selection: (skip)
* @gdk_device: (type GdkWaylandDevice): a `GdkDevice`
* @source: the data source for the selection
*
* Sets the selection of the `GdkDevice.
*
* This is calling wl_data_device_set_selection() on
* the `wl_data_device` of @gdk_device.
*/
void
gdk_wayland_device_set_selection (GdkDevice *gdk_device,
struct wl_data_source *source)
{
GdkWaylandSeat *seat;
GdkWaylandDisplay *display_wayland;
g_return_if_fail (GDK_IS_WAYLAND_DEVICE (gdk_device));
seat = GDK_WAYLAND_SEAT (gdk_device_get_seat (gdk_device));
display_wayland = GDK_WAYLAND_DISPLAY (seat->display);
wl_data_device_set_selection (seat->data_device, source,
_gdk_wayland_display_get_serial (display_wayland));
}
/**
* gdk_wayland_seat_get_wl_seat: (skip)
* @seat: (type GdkWaylandSeat): a `GdkSeat`
*
* Returns the Wayland `wl_seat` of a `GdkSeat`.
*
* Returns: (transfer none): a Wayland `wl_seat`
*/
struct wl_seat *
gdk_wayland_seat_get_wl_seat (GdkSeat *seat)
{
g_return_val_if_fail (GDK_IS_WAYLAND_SEAT (seat), NULL);
return GDK_WAYLAND_SEAT (seat)->wl_seat;
}
/**
* gdk_wayland_device_get_node_path:
* @device: (type GdkWaylandDevice): a `GdkDevice`
*
* Returns the `/dev/input/event*` path of this device.
*
* For `GdkDevice`s that possibly coalesce multiple hardware
* devices (eg. mouse, keyboard, touch,...), this function
* will return %NULL.
*
* This is most notably implemented for devices of type
* %GDK_SOURCE_PEN, %GDK_SOURCE_TABLET_PAD.
*
* Returns: (nullable) (transfer none): the `/dev/input/event*`
* path of this device
*/
const char *
gdk_wayland_device_get_node_path (GdkDevice *device)
{
GdkWaylandTabletData *tablet;
GdkWaylandTabletPadData *pad;
GdkSeat *seat;
g_return_val_if_fail (GDK_IS_DEVICE (device), NULL);
seat = gdk_device_get_seat (device);
tablet = gdk_wayland_seat_find_tablet (GDK_WAYLAND_SEAT (seat), device);
if (tablet)
return tablet->path;
pad = gdk_wayland_seat_find_pad (GDK_WAYLAND_SEAT (seat), device);
if (pad)
return pad->path;
return NULL;
}
/*<private>
* gdk_wayland_device_pad_set_feedback:
* @device: (type GdkWaylandDevice): a %GDK_SOURCE_TABLET_PAD device
* @feature: Feature to set the feedback label for
* @feature_idx: 0-indexed index of the feature to set the feedback label for
* @label: Feedback label
*
* Sets the feedback label for the given feature/index.
*
* This may be used by the compositor to provide user feedback
* of the actions available/performed.
*/
void
gdk_wayland_device_pad_set_feedback (GdkDevice *device,
GdkDevicePadFeature feature,
guint feature_idx,
const char *label)
{
GdkWaylandTabletPadData *pad;
GdkWaylandTabletPadGroupData *group;
GdkSeat *seat;
seat = gdk_device_get_seat (device);
pad = gdk_wayland_seat_find_pad (GDK_WAYLAND_SEAT (seat), device);
if (!pad)
return;
if (feature == GDK_DEVICE_PAD_FEATURE_BUTTON)
{
group = tablet_pad_lookup_button_group (pad, feature_idx);
if (!group)
return;
zwp_tablet_pad_v2_set_feedback (pad->wp_tablet_pad, feature_idx, label,
group->mode_switch_serial);
}
else if (feature == GDK_DEVICE_PAD_FEATURE_RING)
{
struct zwp_tablet_pad_ring_v2 *wp_pad_ring;
wp_pad_ring = g_list_nth_data (pad->rings, feature_idx);
if (!wp_pad_ring)
return;
group = zwp_tablet_pad_ring_v2_get_user_data (wp_pad_ring);
zwp_tablet_pad_ring_v2_set_feedback (wp_pad_ring, label,
group->mode_switch_serial);
}
else if (feature == GDK_DEVICE_PAD_FEATURE_STRIP)
{
struct zwp_tablet_pad_strip_v2 *wp_pad_strip;
wp_pad_strip = g_list_nth_data (pad->strips, feature_idx);
if (!wp_pad_strip)
return;
group = zwp_tablet_pad_strip_v2_get_user_data (wp_pad_strip);
zwp_tablet_pad_strip_v2_set_feedback (wp_pad_strip, label,
group->mode_switch_serial);
}
}
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