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9b0b88d16b
gtk2/gdk/wayland/gdkdevice-wayland.c
Carlos Garnacho 9b0b88d16b wayland: Implement the dropping part of DnD 
All destination-side events are emitted, and updates to the drop context
are notified through the currently handled wl_data_offer.

https://bugzilla.gnome.org/show_bug.cgi?id=697855
2014-09-01 19:17:53 +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 <gdk/gdkwindow.h>
#include <gdk/gdktypes.h>
#include "gdkprivate-wayland.h"
#include "gdkwayland.h"
#include "gdkkeysyms.h"
#include "gdkdeviceprivate.h"
#include "gdkdevicemanagerprivate.h"
#include <xkbcommon/xkbcommon.h>
#include <sys/time.h>
#include <sys/mman.h>
typedef struct _GdkWaylandTouchData GdkWaylandTouchData;
struct _GdkWaylandTouchData
{
uint32_t id;
gdouble x;
gdouble y;
GdkWindow *window;
uint32_t touch_down_serial;
guint initial_touch : 1;
};
struct _GdkWaylandDeviceData
{
guint32 id;
struct wl_seat *wl_seat;
struct wl_pointer *wl_pointer;
struct wl_keyboard *wl_keyboard;
struct wl_touch *wl_touch;
GdkDisplay *display;
GdkDeviceManager *device_manager;
GdkDevice *master_pointer;
GdkDevice *master_keyboard;
GdkDevice *pointer;
GdkDevice *keyboard;
GdkDevice *touch;
GdkCursor *cursor;
GdkKeymap *keymap;
GHashTable *touches;
GdkModifierType modifiers;
GdkWindow *pointer_focus;
GdkWindow *keyboard_focus;
struct wl_data_device *data_device;
double surface_x, surface_y;
uint32_t time;
uint32_t enter_serial;
uint32_t button_press_serial;
GdkWindow *pointer_grab_window;
uint32_t pointer_grab_time;
gboolean have_server_repeat;
uint32_t server_repeat_rate;
uint32_t server_repeat_delay;
guint32 repeat_timer;
guint32 repeat_key;
guint32 repeat_count;
GSettings *keyboard_settings;
guint cursor_timeout_id;
guint cursor_image_index;
GdkDragContext *drop_context;
struct wl_surface *pointer_surface;
};
struct _GdkWaylandDevice
{
GdkDevice parent_instance;
GdkWaylandDeviceData *device;
};
struct _GdkWaylandDeviceClass
{
GdkDeviceClass parent_class;
};
G_DEFINE_TYPE (GdkWaylandDevice, gdk_wayland_device, GDK_TYPE_DEVICE)
#define GDK_TYPE_WAYLAND_DEVICE_MANAGER (gdk_wayland_device_manager_get_type ())
#define GDK_WAYLAND_DEVICE_MANAGER(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDK_TYPE_WAYLAND_DEVICE_MANAGER, GdkWaylandDeviceManager))
#define GDK_WAYLAND_DEVICE_MANAGER_CLASS(c) (G_TYPE_CHECK_CLASS_CAST ((c), GDK_TYPE_WAYLAND_DEVICE_MANAGER, GdkWaylandDeviceManagerClass))
#define GDK_IS_WAYLAND_DEVICE_MANAGER(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDK_TYPE_WAYLAND_DEVICE_MANAGER))
#define GDK_IS_WAYLAND_DEVICE_MANAGER_CLASS(c) (G_TYPE_CHECK_CLASS_TYPE ((c), GDK_TYPE_WAYLAND_DEVICE_MANAGER))
#define GDK_WAYLAND_DEVICE_MANAGER_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GDK_TYPE_WAYLAND_DEVICE_MANAGER, GdkWaylandDeviceManagerClass))
#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)
typedef struct _GdkWaylandDeviceManager GdkWaylandDeviceManager;
typedef struct _GdkWaylandDeviceManagerClass GdkWaylandDeviceManagerClass;
struct _GdkWaylandDeviceManager
{
GdkDeviceManager parent_object;
GList *devices;
};
struct _GdkWaylandDeviceManagerClass
{
GdkDeviceManagerClass parent_class;
};
G_DEFINE_TYPE (GdkWaylandDeviceManager,
gdk_wayland_device_manager, GDK_TYPE_DEVICE_MANAGER)
static gboolean
gdk_wayland_device_get_history (GdkDevice *device,
GdkWindow *window,
guint32 start,
guint32 stop,
GdkTimeCoord ***events,
gint *n_events)
{
return FALSE;
}
static void
gdk_wayland_device_get_state (GdkDevice *device,
GdkWindow *window,
gdouble *axes,
GdkModifierType *mask)
{
gdouble x, y;
gdk_window_get_device_position_double (window, device, &x, &y, mask);
if (axes)
{
axes[0] = x;
axes[1] = y;
}
}
static void
gdk_wayland_device_stop_window_cursor_animation (GdkWaylandDeviceData *wd)
{
if (wd->cursor_timeout_id > 0)
{
g_source_remove (wd->cursor_timeout_id);
wd->cursor_timeout_id = 0;
}
wd->cursor_image_index = 0;
}
static gboolean
gdk_wayland_device_update_window_cursor (GdkWaylandDeviceData *wd)
{
struct wl_buffer *buffer;
int x, y, w, h, scale;
guint next_image_index, next_image_delay;
buffer = _gdk_wayland_cursor_get_buffer (wd->cursor, wd->cursor_image_index,
&x, &y, &w, &h, &scale);
if (!wd->wl_pointer)
return FALSE;
wl_pointer_set_cursor (wd->wl_pointer,
wd->enter_serial,
wd->pointer_surface,
x, y);
wl_surface_attach (wd->pointer_surface, buffer, 0, 0);
wl_surface_set_buffer_scale (wd->pointer_surface, scale);
wl_surface_damage (wd->pointer_surface, 0, 0, w, h);
wl_surface_commit (wd->pointer_surface);
next_image_index =
_gdk_wayland_cursor_get_next_image_index (wd->cursor,
wd->cursor_image_index,
&next_image_delay);
if (next_image_index != wd->cursor_image_index)
{
guint id;
/* Queue timeout for next frame */
id = g_timeout_add (next_image_delay,
(GSourceFunc)gdk_wayland_device_update_window_cursor,
wd);
g_source_set_name_by_id (id, "[gtk+] gdk_wayland_device_update_window_cursor");
wd->cursor_timeout_id = id;
wd->cursor_image_index = next_image_index;
}
else
wd->cursor_timeout_id = 0;
return FALSE;
}
static void
gdk_wayland_device_set_window_cursor (GdkDevice *device,
GdkWindow *window,
GdkCursor *cursor)
{
GdkWaylandDeviceData *wd = GDK_WAYLAND_DEVICE (device)->device;
/* Setting the cursor to NULL means that we should use
* the default cursor
*/
if (!cursor)
{
/* FIXME: Is this the best sensible default ? */
cursor = _gdk_wayland_display_get_cursor_for_type (device->display,
GDK_LEFT_PTR);
}
if (cursor == wd->cursor)
return;
gdk_wayland_device_stop_window_cursor_animation (wd);
if (wd->cursor)
g_object_unref (wd->cursor);
wd->cursor = g_object_ref (cursor);
gdk_wayland_device_update_window_cursor (wd);
}
static void
gdk_wayland_device_warp (GdkDevice *device,
GdkScreen *screen,
gdouble x,
gdouble y)
{
}
static void
get_coordinates (GdkWaylandDeviceData *data,
double *x, double *y,
double *x_root, double *y_root)
{
int root_x, root_y;
if (x)
*x = data->surface_x;
if (y)
*y = data->surface_y;
if (data->pointer_focus)
{
gdk_window_get_root_coords (data->pointer_focus,
data->surface_x,
data->surface_y,
&root_x, &root_y);
}
else
{
root_x = data->surface_x;
root_y = data->surface_y;
}
if (x_root)
*x_root = root_x;
if (y_root)
*y_root = root_y;
}
static void
gdk_wayland_device_query_state (GdkDevice *device,
GdkWindow *window,
GdkWindow **root_window,
GdkWindow **child_window,
gdouble *root_x,
gdouble *root_y,
gdouble *win_x,
gdouble *win_y,
GdkModifierType *mask)
{
GdkWaylandDeviceData *wd;
GdkScreen *default_screen;
wd = GDK_WAYLAND_DEVICE (device)->device;
default_screen = gdk_display_get_default_screen (wd->display);
if (root_window)
*root_window = gdk_screen_get_root_window (default_screen);
if (child_window)
*child_window = wd->pointer_focus;
if (mask)
*mask = wd->modifiers;
get_coordinates (wd, win_x, win_y, root_x, root_y);
}
static GdkGrabStatus
gdk_wayland_device_grab (GdkDevice *device,
GdkWindow *window,
gboolean owner_events,
GdkEventMask event_mask,
GdkWindow *confine_to,
GdkCursor *cursor,
guint32 time_)
{
GdkWaylandDeviceData *wayland_device = GDK_WAYLAND_DEVICE (device)->device;
if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
{
/* Device is a keyboard */
return GDK_GRAB_SUCCESS;
}
else
{
/* Device is a pointer */
if (wayland_device->pointer_grab_window != NULL &&
time_ != 0 && wayland_device->pointer_grab_time > time_)
{
return GDK_GRAB_ALREADY_GRABBED;
}
if (time_ == 0)
time_ = wayland_device->time;
wayland_device->pointer_grab_window = window;
wayland_device->pointer_grab_time = time_;
/* FIXME: This probably breaks if you end up with multiple grabs
* on the same window - but we need to know the input device for
* when we are asked to map a popup window so that the grab can
* be managed by the compositor.
*/
_gdk_wayland_window_set_device_grabbed (window,
device,
wayland_device->wl_seat,
time_);
}
return GDK_GRAB_SUCCESS;
}
static void
gdk_wayland_device_ungrab (GdkDevice *device,
guint32 time_)
{
GdkWaylandDeviceData *wayland_device = GDK_WAYLAND_DEVICE (device)->device;
GdkDisplay *display;
GdkDeviceGrabInfo *grab;
display = gdk_device_get_display (device);
if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
{
/* Device is a keyboard */
}
else
{
/* Device is a pointer */
grab = _gdk_display_get_last_device_grab (display, device);
if (grab)
grab->serial_end = grab->serial_start;
if (wayland_device->pointer_grab_window)
_gdk_wayland_window_set_device_grabbed (wayland_device->pointer_grab_window,
NULL,
NULL,
0);
}
}
static GdkWindow *
gdk_wayland_device_window_at_position (GdkDevice *device,
gdouble *win_x,
gdouble *win_y,
GdkModifierType *mask,
gboolean get_toplevel)
{
GdkWaylandDeviceData *wd;
wd = GDK_WAYLAND_DEVICE(device)->device;
if (win_x)
*win_x = wd->surface_x;
if (win_y)
*win_y = wd->surface_y;
if (mask)
*mask = wd->modifiers;
return wd->pointer_focus;
}
static void
gdk_wayland_device_select_window_events (GdkDevice *device,
GdkWindow *window,
GdkEventMask event_mask)
{
}
static void
gdk_wayland_device_class_init (GdkWaylandDeviceClass *klass)
{
GdkDeviceClass *device_class = GDK_DEVICE_CLASS (klass);
device_class->get_history = gdk_wayland_device_get_history;
device_class->get_state = gdk_wayland_device_get_state;
device_class->set_window_cursor = gdk_wayland_device_set_window_cursor;
device_class->warp = gdk_wayland_device_warp;
device_class->query_state = gdk_wayland_device_query_state;
device_class->grab = gdk_wayland_device_grab;
device_class->ungrab = gdk_wayland_device_ungrab;
device_class->window_at_position = gdk_wayland_device_window_at_position;
device_class->select_window_events = gdk_wayland_device_select_window_events;
}
static void
gdk_wayland_device_init (GdkWaylandDevice *device_core)
{
GdkDevice *device;
device = GDK_DEVICE (device_core);
_gdk_device_add_axis (device, GDK_NONE, GDK_AXIS_X, 0, 0, 1);
_gdk_device_add_axis (device, GDK_NONE, GDK_AXIS_Y, 0, 0, 1);
}
/**
* gdk_wayland_device_get_wl_seat:
* @device: (type GdkWaylandDevice): a #GdkDevice
*
* Returns the Wayland wl_seat of a #GdkDevice
*
* Returns: (transfer none): a Wayland wl_seat
*
* Since: 3.10
*/
struct wl_seat *
gdk_wayland_device_get_wl_seat (GdkDevice *device)
{
g_return_val_if_fail(GDK_IS_WAYLAND_DEVICE (device), NULL);
return GDK_WAYLAND_DEVICE (device)->device->wl_seat;
}
/**
* gdk_wayland_device_get_wl_pointer:
* @device: (type GdkWaylandDevice): a #GdkDevice
*
* Returns the Wayland wl_pointer of a #GdkDevice
*
* Returns: (transfer none): a Wayland wl_pointer
*
* Since: 3.10
*/
struct wl_pointer *
gdk_wayland_device_get_wl_pointer (GdkDevice *device)
{
g_return_val_if_fail(GDK_IS_WAYLAND_DEVICE (device), NULL);
return GDK_WAYLAND_DEVICE (device)->device->wl_pointer;
}
/**
* gdk_wayland_device_get_wl_keyboard:
* @device: (type GdkWaylandDevice): a #GdkDevice
*
* Returns the Wayland wl_keyboard of a #GdkDevice
*
* Returns: (transfer none): a Wayland wl_keyboard
*
* Since: 3.10
*/
struct wl_keyboard *
gdk_wayland_device_get_wl_keyboard (GdkDevice *device)
{
g_return_val_if_fail(GDK_IS_WAYLAND_DEVICE (device), NULL);
return GDK_WAYLAND_DEVICE (device)->device->wl_keyboard;
}
GdkKeymap *
_gdk_wayland_device_get_keymap (GdkDevice *device)
{
return GDK_WAYLAND_DEVICE (device)->device->keymap;
}
static void
data_device_data_offer (void *data,
struct wl_data_device *data_device,
struct wl_data_offer *_offer)
{
gdk_wayland_selection_set_offer (_offer);
}
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)
{
GdkWaylandDeviceData *device = (GdkWaylandDeviceData *)data;
GdkWindow *dest_window;
dest_window = wl_surface_get_user_data (surface);
if (!GDK_IS_WINDOW (dest_window))
return;
g_debug (G_STRLOC ": %s data_device = %p serial = %u, surface = %p, x = %d y = %d, offer = %p",
G_STRFUNC, data_device, serial, surface, x, y, offer);
/* Update pointer state, so device state queries work during DnD */
device->pointer_focus = g_object_ref (dest_window);
device->surface_x = wl_fixed_to_double (x);
device->surface_y = wl_fixed_to_double (y);
gdk_wayland_drop_context_update_targets (device->drop_context);
_gdk_wayland_drag_context_set_dest_window (device->drop_context,
dest_window, serial);
_gdk_wayland_drag_context_set_coords (device->drop_context,
wl_fixed_to_double (x),
wl_fixed_to_double (y));
_gdk_wayland_drag_context_emit_event (device->drop_context, GDK_DRAG_ENTER,
GDK_CURRENT_TIME);
gdk_wayland_selection_set_offer (offer);
}
static void
data_device_leave (void *data,
struct wl_data_device *data_device)
{
GdkWaylandDeviceData *device = (GdkWaylandDeviceData *) data;
g_debug (G_STRLOC ": %s data_device = %p",
G_STRFUNC, data_device);
if (!gdk_drag_context_get_dest_window (device->drop_context))
return;
device->pointer_focus = NULL;
_gdk_wayland_drag_context_set_coords (device->drop_context, -1, -1);
_gdk_wayland_drag_context_emit_event (device->drop_context, GDK_DRAG_LEAVE,
GDK_CURRENT_TIME);
_gdk_wayland_drag_context_set_dest_window (device->drop_context, NULL, 0);
}
static void
data_device_motion (void *data,
struct wl_data_device *data_device,
uint32_t time,
wl_fixed_t x,
wl_fixed_t y)
{
GdkWaylandDeviceData *device = (GdkWaylandDeviceData *) data;
g_debug (G_STRLOC ": %s data_device = %p, time = %d, x = %d, y = %d",
G_STRFUNC, data_device, time, x, y);
if (!gdk_drag_context_get_dest_window (device->drop_context))
return;
/* Update pointer state, so device state queries work during DnD */
device->surface_x = wl_fixed_to_double (x);
device->surface_y = wl_fixed_to_double (y);
gdk_wayland_drop_context_update_targets (device->drop_context);
_gdk_wayland_drag_context_set_coords (device->drop_context,
wl_fixed_to_double (x),
wl_fixed_to_double (y));
_gdk_wayland_drag_context_emit_event (device->drop_context,
GDK_DRAG_MOTION, time);
}
static void
data_device_drop (void *data,
struct wl_data_device *data_device)
{
GdkWaylandDeviceData *device = (GdkWaylandDeviceData *) data;
g_debug (G_STRLOC ": %s data_device = %p",
G_STRFUNC, data_device);
_gdk_wayland_drag_context_emit_event (device->drop_context,
GDK_DROP_START, GDK_CURRENT_TIME);
}
static void
data_device_selection (void *data,
struct wl_data_device *wl_data_device,
struct wl_data_offer *offer)
{
g_debug (G_STRLOC ": %s wl_data_device = %p wl_data_offer = %p",
G_STRFUNC, wl_data_device, offer);
gdk_wayland_selection_set_offer (offer);
}
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 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)
{
GdkWaylandDeviceData *device = data;
GdkEvent *event;
GdkWaylandDisplay *wayland_display =
GDK_WAYLAND_DISPLAY (device->display);
if (!surface)
return;
if (!GDK_IS_WINDOW (wl_surface_get_user_data (surface)))
return;
_gdk_wayland_display_update_serial (wayland_display, serial);
device->pointer_focus = wl_surface_get_user_data(surface);
g_object_ref(device->pointer_focus);
device->surface_x = wl_fixed_to_double (sx);
device->surface_y = wl_fixed_to_double (sy);
device->enter_serial = serial;
event = gdk_event_new (GDK_ENTER_NOTIFY);
event->crossing.window = g_object_ref (device->pointer_focus);
gdk_event_set_device (event, device->master_pointer);
gdk_event_set_source_device (event, device->pointer);
event->crossing.subwindow = NULL;
event->crossing.time = (guint32)(g_get_monotonic_time () / 1000);
event->crossing.mode = GDK_CROSSING_NORMAL;
event->crossing.detail = GDK_NOTIFY_ANCESTOR;
event->crossing.focus = TRUE;
event->crossing.state = 0;
get_coordinates (device,
&event->crossing.x,
&event->crossing.y,
&event->crossing.x_root,
&event->crossing.y_root);
_gdk_wayland_display_deliver_event (device->display, event);
GDK_NOTE (EVENTS,
g_message ("enter, device %p surface %p",
device, device->pointer_focus));
}
static void
pointer_handle_leave (void *data,
struct wl_pointer *pointer,
uint32_t serial,
struct wl_surface *surface)
{
GdkWaylandDeviceData *device = data;
GdkEvent *event;
GdkWaylandDisplay *wayland_display =
GDK_WAYLAND_DISPLAY (device->display);
if (!surface)
return;
if (!GDK_IS_WINDOW (wl_surface_get_user_data (surface)))
return;
if (!device->pointer_focus)
return;
_gdk_wayland_display_update_serial (wayland_display, serial);
event = gdk_event_new (GDK_LEAVE_NOTIFY);
event->crossing.window = g_object_ref (device->pointer_focus);
gdk_event_set_device (event, device->master_pointer);
gdk_event_set_source_device (event, device->pointer);
event->crossing.subwindow = NULL;
event->crossing.time = (guint32)(g_get_monotonic_time () / 1000);
event->crossing.mode = GDK_CROSSING_NORMAL;
event->crossing.detail = GDK_NOTIFY_ANCESTOR;
event->crossing.focus = TRUE;
event->crossing.state = 0;
get_coordinates (device,
&event->crossing.x,
&event->crossing.y,
&event->crossing.x_root,
&event->crossing.y_root);
_gdk_wayland_display_deliver_event (device->display, event);
GDK_NOTE (EVENTS,
g_message ("leave, device %p surface %p",
device, device->pointer_focus));
g_object_unref(device->pointer_focus);
if (device->cursor)
{
gdk_wayland_device_stop_window_cursor_animation (device);
g_object_unref (device->cursor);
device->cursor = NULL;
}
device->pointer_focus = NULL;
}
static void
pointer_handle_motion (void *data,
struct wl_pointer *pointer,
uint32_t time,
wl_fixed_t sx,
wl_fixed_t sy)
{
GdkWaylandDeviceData *device = data;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (device->display);
GdkEvent *event;
if (!device->pointer_focus)
return;
event = gdk_event_new (GDK_NOTHING);
device->time = time;
device->surface_x = wl_fixed_to_double (sx);
device->surface_y = wl_fixed_to_double (sy);
event->motion.type = GDK_MOTION_NOTIFY;
event->motion.window = g_object_ref (device->pointer_focus);
gdk_event_set_device (event, device->master_pointer);
gdk_event_set_source_device (event, device->pointer);
event->motion.time = time;
event->motion.axes = NULL;
event->motion.state = device->modifiers;
event->motion.is_hint = 0;
gdk_event_set_screen (event, display->screen);
get_coordinates (device,
&event->motion.x,
&event->motion.y,
&event->motion.x_root,
&event->motion.y_root);
GDK_NOTE (EVENTS,
g_message ("motion %d %d, state %d",
sx, sy, event->button.state));
_gdk_wayland_display_deliver_event (device->display, event);
}
static void
pointer_handle_button (void *data,
struct wl_pointer *pointer,
uint32_t serial,
uint32_t time,
uint32_t button,
uint32_t state)
{
GdkWaylandDeviceData *device = data;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (device->display);
GdkEvent *event;
uint32_t modifier;
int gdk_button;
GdkWaylandDisplay *wayland_display =
GDK_WAYLAND_DISPLAY (device->display);
if (!device->pointer_focus)
return;
_gdk_wayland_display_update_serial (wayland_display, serial);
switch (button) {
case 273:
gdk_button = 3;
break;
case 274:
gdk_button = 2;
break;
default:
gdk_button = button - 271;
break;
}
device->time = time;
if (state)
device->button_press_serial = serial;
event = gdk_event_new (state ? GDK_BUTTON_PRESS : GDK_BUTTON_RELEASE);
event->button.window = g_object_ref (device->pointer_focus);
gdk_event_set_device (event, device->master_pointer);
gdk_event_set_source_device (event, device->pointer);
event->button.time = time;
event->button.axes = NULL;
event->button.state = device->modifiers;
event->button.button = gdk_button;
gdk_event_set_screen (event, display->screen);
get_coordinates (device,
&event->button.x,
&event->button.y,
&event->button.x_root,
&event->button.y_root);
modifier = 1 << (8 + gdk_button - 1);
if (state)
device->modifiers |= modifier;
else
device->modifiers &= ~modifier;
GDK_NOTE (EVENTS,
g_message ("button %d %s, state %d",
event->button.button,
state ? "press" : "release", event->button.state));
_gdk_wayland_display_deliver_event (device->display, event);
}
static void
pointer_handle_axis (void *data,
struct wl_pointer *pointer,
uint32_t time,
uint32_t axis,
wl_fixed_t value)
{
GdkWaylandDeviceData *device = data;
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (device->display);
GdkEvent *event;
gdouble delta_x, delta_y;
if (!device->pointer_focus)
return;
/* get the delta and convert it into the expected range */
switch (axis) {
case WL_POINTER_AXIS_VERTICAL_SCROLL:
delta_x = 0;
delta_y = wl_fixed_to_double (value) / 10.0;
break;
case WL_POINTER_AXIS_HORIZONTAL_SCROLL:
delta_x = wl_fixed_to_double (value) / 10.0;
delta_y = 0;
break;
default:
g_return_if_reached ();
}
device->time = time;
event = gdk_event_new (GDK_SCROLL);
event->scroll.window = g_object_ref (device->pointer_focus);
gdk_event_set_device (event, device->master_pointer);
gdk_event_set_source_device (event, device->pointer);
event->scroll.time = time;
event->scroll.direction = GDK_SCROLL_SMOOTH;
event->scroll.delta_x = delta_x;
event->scroll.delta_y = delta_y;
event->scroll.state = device->modifiers;
gdk_event_set_screen (event, display->screen);
get_coordinates (device,
&event->scroll.x,
&event->scroll.y,
&event->scroll.x_root,
&event->scroll.y_root);
GDK_NOTE (EVENTS,
g_message ("scroll %f %f",
event->scroll.delta_x, event->scroll.delta_y));
_gdk_wayland_display_deliver_event (device->display, event);
}
static void
keyboard_handle_keymap (void *data,
struct wl_keyboard *keyboard,
uint32_t format,
int fd,
uint32_t size)
{
GdkWaylandDeviceData *device = data;
_gdk_wayland_keymap_update_from_fd (device->keymap, format, fd, size);
g_signal_emit_by_name (device->keymap, "keys-changed");
g_signal_emit_by_name (device->keymap, "state-changed");
g_signal_emit_by_name (device->keymap, "direction-changed");
}
static void
keyboard_handle_enter (void *data,
struct wl_keyboard *keyboard,
uint32_t serial,
struct wl_surface *surface,
struct wl_array *keys)
{
GdkWaylandDeviceData *device = data;
GdkEvent *event;
GdkWaylandDisplay *wayland_display =
GDK_WAYLAND_DISPLAY (device->display);
if (!surface)
return;
if (!GDK_IS_WINDOW (wl_surface_get_user_data (surface)))
return;
_gdk_wayland_display_update_serial (wayland_display, serial);
device->keyboard_focus = wl_surface_get_user_data(surface);
g_object_ref(device->keyboard_focus);
event = gdk_event_new (GDK_FOCUS_CHANGE);
event->focus_change.window = g_object_ref (device->keyboard_focus);
event->focus_change.send_event = FALSE;
event->focus_change.in = TRUE;
gdk_event_set_device (event, device->master_keyboard);
gdk_event_set_source_device (event, device->keyboard);
GDK_NOTE (EVENTS,
g_message ("focus int, device %p surface %p",
device, device->keyboard_focus));
_gdk_wayland_display_deliver_event (device->display, event);
}
static void
keyboard_handle_leave (void *data,
struct wl_keyboard *keyboard,
uint32_t serial,
struct wl_surface *surface)
{
GdkWaylandDeviceData *device = data;
GdkEvent *event;
GdkWaylandDisplay *wayland_display =
GDK_WAYLAND_DISPLAY (device->display);
if (!surface)
return;
if (!GDK_IS_WINDOW (wl_surface_get_user_data (surface)))
return;
if (!device->keyboard_focus)
return;
_gdk_wayland_display_update_serial (wayland_display, serial);
event = gdk_event_new (GDK_FOCUS_CHANGE);
event->focus_change.window = g_object_ref (device->keyboard_focus);
event->focus_change.send_event = FALSE;
event->focus_change.in = FALSE;
gdk_event_set_device (event, device->master_keyboard);
gdk_event_set_source_device (event, device->keyboard);
g_object_unref(device->keyboard_focus);
device->keyboard_focus = NULL;
GDK_NOTE (EVENTS,
g_message ("focus out, device %p surface %p",
device, device->keyboard_focus));
_gdk_wayland_display_deliver_event (device->display, event);
}
static gboolean
keyboard_repeat (gpointer data);
static void
translate_keyboard_string (GdkEventKey *event)
{
gunichar c = 0;
gchar buf[7];
/* Fill in event->string crudely, since various programs
* depend on it.
*/
event->string = NULL;
if (event->keyval != GDK_KEY_VoidSymbol)
c = gdk_keyval_to_unicode (event->keyval);
if (c)
{
gsize bytes_written;
gint len;
/* Apply the control key - Taken from Xlib
*/
if (event->state & GDK_CONTROL_MASK)
{
if ((c >= '@' && c < '\177') || c == ' ') c &= 0x1F;
else if (c == '2')
{
event->string = g_memdup ("\0\0", 2);
event->length = 1;
buf[0] = '\0';
return;
}
else if (c >= '3' && c <= '7') c -= ('3' - '\033');
else if (c == '8') c = '\177';
else if (c == '/') c = '_' & 0x1F;
}
len = g_unichar_to_utf8 (c, buf);
buf[len] = '\0';
event->string = g_locale_from_utf8 (buf, len,
NULL, &bytes_written,
NULL);
if (event->string)
event->length = bytes_written;
}
else if (event->keyval == GDK_KEY_Escape)
{
event->length = 1;
event->string = g_strdup ("\033");
}
else if (event->keyval == GDK_KEY_Return ||
event->keyval == GDK_KEY_KP_Enter)
{
event->length = 1;
event->string = g_strdup ("\r");
}
if (!event->string)
{
event->length = 0;
event->string = g_strdup ("");
}
}
static GSettings *
get_keyboard_settings (GdkWaylandDeviceData *device)
{
if (!device->keyboard_settings)
{
GSettingsSchemaSource *source;
GSettingsSchema *schema;
source = g_settings_schema_source_get_default ();
schema = g_settings_schema_source_lookup (source, "org.gnome.settings-daemon.peripherals.keyboard", FALSE);
if (schema != NULL)
{
device->keyboard_settings = g_settings_new_full (schema, NULL, NULL);
g_settings_schema_unref (schema);
}
}
return device->keyboard_settings;
}
static gboolean
get_key_repeat (GdkWaylandDeviceData *device,
guint *delay,
guint *interval)
{
gboolean repeat;
if (device->have_server_repeat)
{
if (device->server_repeat_rate > 0)
{
repeat = TRUE;
*delay = device->server_repeat_delay;
*interval = (1000 / device->server_repeat_rate);
}
else
{
repeat = FALSE;
}
}
else
{
GSettings *keyboard_settings = get_keyboard_settings (device);
if (keyboard_settings)
{
repeat = g_settings_get_boolean (keyboard_settings, "repeat");
*delay = g_settings_get_uint (keyboard_settings, "delay");
*interval = g_settings_get_uint (keyboard_settings, "repeat-interval");
}
else
{
repeat = TRUE;
*delay = 400;
*interval = 80;
}
}
return repeat;
}
static gboolean
deliver_key_event (GdkWaylandDeviceData *device,
uint32_t time_,
uint32_t key,
uint32_t state)
{
GdkEvent *event;
struct xkb_state *xkb_state;
struct xkb_keymap *xkb_keymap;
GdkKeymap *keymap;
xkb_keysym_t sym;
guint delay, interval;
keymap = device->keymap;
xkb_state = _gdk_wayland_keymap_get_xkb_state (keymap);
xkb_keymap = _gdk_wayland_keymap_get_xkb_keymap (keymap);
sym = xkb_state_key_get_one_sym (xkb_state, key);
device->time = time_;
device->modifiers = gdk_keymap_get_modifier_state (keymap);
event = gdk_event_new (state ? GDK_KEY_PRESS : GDK_KEY_RELEASE);
event->key.window = device->keyboard_focus ? g_object_ref (device->keyboard_focus) : NULL;
gdk_event_set_device (event, device->master_keyboard);
gdk_event_set_source_device (event, device->keyboard);
event->key.time = time_;
event->key.state = device->modifiers;
event->key.group = 0;
event->key.hardware_keycode = key;
event->key.keyval = sym;
event->key.is_modifier = _gdk_wayland_keymap_key_is_modifier (keymap, key);
translate_keyboard_string (&event->key);
_gdk_wayland_display_deliver_event (device->display, event);
GDK_NOTE (EVENTS,
g_message ("keyboard event, code %d, sym %d, "
"string %s, mods 0x%x",
event->key.hardware_keycode, event->key.keyval,
event->key.string, event->key.state));
if (!xkb_keymap_key_repeats (xkb_keymap, key))
return FALSE;
if (!get_key_repeat (device, &delay, &interval))
return FALSE;
device->repeat_count++;
device->repeat_key = key;
if (state == 0)
{
if (device->repeat_timer)
{
g_source_remove (device->repeat_timer);
device->repeat_timer = 0;
}
return FALSE;
}
else
{
switch (device->repeat_count)
{
case 1:
if (device->repeat_timer)
{
g_source_remove (device->repeat_timer);
device->repeat_timer = 0;
}
device->repeat_timer =
gdk_threads_add_timeout (delay, keyboard_repeat, device);
g_source_set_name_by_id (device->repeat_timer, "[gtk+] keyboard_repeat");
return TRUE;
case 2:
device->repeat_timer =
gdk_threads_add_timeout (interval, keyboard_repeat, device);
g_source_set_name_by_id (device->repeat_timer, "[gtk+] keyboard_repeat");
return FALSE;
default:
return TRUE;
}
}
}
static gboolean
keyboard_repeat (gpointer data)
{
GdkWaylandDeviceData *device = data;
return deliver_key_event (device, device->time, device->repeat_key, 1);
}
static void
keyboard_handle_key (void *data,
struct wl_keyboard *keyboard,
uint32_t serial,
uint32_t time,
uint32_t key,
uint32_t state_w)
{
GdkWaylandDeviceData *device = data;
GdkWaylandDisplay *wayland_display =
GDK_WAYLAND_DISPLAY (device->display);
if (!device->keyboard_focus)
return;
device->repeat_count = 0;
_gdk_wayland_display_update_serial (wayland_display, serial);
deliver_key_event (data, time, key + 8, state_w);
}
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)
{
GdkWaylandDeviceData *device = data;
GdkKeymap *keymap;
struct xkb_state *xkb_state;
PangoDirection direction;
keymap = device->keymap;
direction = gdk_keymap_get_direction (keymap);
xkb_state = _gdk_wayland_keymap_get_xkb_state (keymap);
device->modifiers = mods_depressed | mods_latched | mods_locked;
xkb_state_update_mask (xkb_state, mods_depressed, mods_latched, mods_locked, group, 0, 0);
g_signal_emit_by_name (keymap, "state-changed");
if (direction != gdk_keymap_get_direction (keymap))
g_signal_emit_by_name (keymap, "direction-changed");
}
static void
keyboard_handle_repeat_info (void *data,
struct wl_keyboard *keyboard,
int32_t rate,
int32_t delay)
{
GdkWaylandDeviceData *device = data;
device->have_server_repeat = TRUE;
device->server_repeat_rate = rate;
device->server_repeat_delay = delay;
}
static GdkWaylandTouchData *
gdk_wayland_device_add_touch (GdkWaylandDeviceData *device,
uint32_t id,
struct wl_surface *surface)
{
GdkWaylandTouchData *touch;
touch = g_new0 (GdkWaylandTouchData, 1);
touch->id = id;
touch->window = wl_surface_get_user_data (surface);
touch->initial_touch = (g_hash_table_size (device->touches) == 0);
g_hash_table_insert (device->touches, GUINT_TO_POINTER (id), touch);
return touch;
}
static GdkWaylandTouchData *
gdk_wayland_device_get_touch (GdkWaylandDeviceData *device,
uint32_t id)
{
return g_hash_table_lookup (device->touches, GUINT_TO_POINTER (id));
}
static void
gdk_wayland_device_remove_touch (GdkWaylandDeviceData *device,
uint32_t id)
{
g_hash_table_remove (device->touches, GUINT_TO_POINTER (id));
}
static GdkEvent *
_create_touch_event (GdkWaylandDeviceData *device,
GdkWaylandTouchData *touch,
GdkEventType evtype,
uint32_t time)
{
GdkWaylandDisplay *display = GDK_WAYLAND_DISPLAY (device->display);
gint x_root, y_root;
GdkEvent *event;
event = gdk_event_new (evtype);
event->touch.window = g_object_ref (touch->window);
gdk_event_set_device (event, device->master_pointer);
gdk_event_set_source_device (event, device->touch);
event->touch.time = time;
event->touch.state = device->modifiers;
gdk_event_set_screen (event, display->screen);
event->touch.sequence = GDK_SLOT_TO_EVENT_SEQUENCE (touch->id);
if (touch->initial_touch)
{
_gdk_event_set_pointer_emulated (event, TRUE);
event->touch.emulating_pointer = TRUE;
}
gdk_window_get_root_coords (touch->window,
touch->x, touch->y,
&x_root, &y_root);
event->touch.x = touch->x;
event->touch.y = touch->y;
event->touch.x_root = x_root;
event->touch.y_root = y_root;
return event;
}
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)
{
GdkWaylandDeviceData *device = data;
GdkWaylandDisplay *wayland_display =
GDK_WAYLAND_DISPLAY (device->display);
GdkWaylandTouchData *touch;
GdkEvent *event;
_gdk_wayland_display_update_serial (wayland_display, serial);
touch = gdk_wayland_device_add_touch (device, id, wl_surface);
touch->x = wl_fixed_to_double (x);
touch->y = wl_fixed_to_double (y);
touch->touch_down_serial = serial;
event = _create_touch_event (device, touch, GDK_TOUCH_BEGIN, time);
GDK_NOTE (EVENTS,
g_message ("touch begin %f %f", event->touch.x, event->touch.y));
_gdk_wayland_display_deliver_event (device->display, event);
}
static void
touch_handle_up (void *data,
struct wl_touch *wl_touch,
uint32_t serial,
uint32_t time,
int32_t id)
{
GdkWaylandDeviceData *device = data;
GdkWaylandDisplay *wayland_display =
GDK_WAYLAND_DISPLAY (device->display);
GdkWaylandTouchData *touch;
GdkEvent *event;
_gdk_wayland_display_update_serial (wayland_display, serial);
touch = gdk_wayland_device_get_touch (device, id);
event = _create_touch_event (device, touch, GDK_TOUCH_END, time);
GDK_NOTE (EVENTS,
g_message ("touch end %f %f", event->touch.x, event->touch.y));
_gdk_wayland_display_deliver_event (device->display, event);
gdk_wayland_device_remove_touch (device, 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)
{
GdkWaylandDeviceData *device = data;
GdkWaylandTouchData *touch;
GdkEvent *event;
touch = gdk_wayland_device_get_touch (device, id);
touch->x = wl_fixed_to_double (x);
touch->y = wl_fixed_to_double (y);
event = _create_touch_event (device, touch, GDK_TOUCH_UPDATE, time);
GDK_NOTE (EVENTS,
g_message ("touch update %f %f", event->touch.x, event->touch.y));
_gdk_wayland_display_deliver_event (device->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)
{
GdkWaylandDeviceData *device = data;
GdkWaylandTouchData *touch;
GHashTableIter iter;
GdkEvent *event;
g_hash_table_iter_init (&iter, device->touches);
while (g_hash_table_iter_next (&iter, NULL, (gpointer *) &touch))
{
event = _create_touch_event (device, touch, GDK_TOUCH_CANCEL,
GDK_CURRENT_TIME);
_gdk_wayland_display_deliver_event (device->display, event);
g_hash_table_iter_remove (&iter);
}
GDK_NOTE (EVENTS, g_message ("touch cancel"));
}
static const struct wl_pointer_listener pointer_listener = {
pointer_handle_enter,
pointer_handle_leave,
pointer_handle_motion,
pointer_handle_button,
pointer_handle_axis,
};
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
};
static void
seat_handle_capabilities (void *data,
struct wl_seat *seat,
enum wl_seat_capability caps)
{
GdkWaylandDeviceData *device = data;
GdkWaylandDeviceManager *device_manager =
GDK_WAYLAND_DEVICE_MANAGER (device->device_manager);
if ((caps & WL_SEAT_CAPABILITY_POINTER) && !device->wl_pointer)
{
device->wl_pointer = wl_seat_get_pointer (seat);
wl_pointer_set_user_data (device->wl_pointer, device);
wl_pointer_add_listener (device->wl_pointer, &pointer_listener, device);
device->pointer = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Wayland Pointer",
"type", GDK_DEVICE_TYPE_SLAVE,
"input-source", GDK_SOURCE_MOUSE,
"input-mode", GDK_MODE_SCREEN,
"has-cursor", TRUE,
"display", device->display,
"device-manager", device->device_manager,
NULL);
_gdk_device_set_associated_device (device->pointer, device->master_pointer);
GDK_WAYLAND_DEVICE (device->pointer)->device = device;
device_manager->devices =
g_list_prepend (device_manager->devices, device->pointer);
device->drop_context = _gdk_wayland_drop_context_new (device->pointer,
device->data_device);
g_signal_emit_by_name (device_manager, "device-added", device->pointer);
}
else if (!(caps & WL_SEAT_CAPABILITY_POINTER) && device->wl_pointer)
{
wl_pointer_release (device->wl_pointer);
device->wl_pointer = NULL;
_gdk_device_set_associated_device (device->pointer, NULL);
device_manager->devices =
g_list_remove (device_manager->devices, device->pointer);
g_clear_object (&device->drop_context);
g_signal_emit_by_name (device_manager, "device-removed", device->pointer);
g_object_unref (device->pointer);
device->pointer = NULL;
}
if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !device->wl_keyboard)
{
device->wl_keyboard = wl_seat_get_keyboard (seat);
wl_keyboard_set_user_data (device->wl_keyboard, device);
wl_keyboard_add_listener (device->wl_keyboard, &keyboard_listener, device);
device->keyboard = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Wayland Keyboard",
"type", GDK_DEVICE_TYPE_SLAVE,
"input-source", GDK_SOURCE_KEYBOARD,
"input-mode", GDK_MODE_SCREEN,
"has-cursor", FALSE,
"display", device->display,
"device-manager", device->device_manager,
NULL);
_gdk_device_set_associated_device (device->keyboard, device->master_keyboard);
GDK_WAYLAND_DEVICE (device->keyboard)->device = device;
device_manager->devices =
g_list_prepend (device_manager->devices, device->keyboard);
g_signal_emit_by_name (device_manager, "device-added", device->keyboard);
}
else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD) && device->wl_keyboard)
{
wl_keyboard_release (device->wl_keyboard);
device->wl_keyboard = NULL;
_gdk_device_set_associated_device (device->keyboard, NULL);
device_manager->devices =
g_list_remove (device_manager->devices, device->keyboard);
g_signal_emit_by_name (device_manager, "device-removed", device->keyboard);
g_object_unref (device->keyboard);
device->keyboard = NULL;
}
if ((caps & WL_SEAT_CAPABILITY_TOUCH) && !device->wl_touch)
{
device->wl_touch = wl_seat_get_touch (seat);
wl_touch_set_user_data (device->wl_touch, device);
wl_touch_add_listener (device->wl_touch, &touch_listener, device);
device->touch = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Wayland Touch",
"type", GDK_DEVICE_TYPE_SLAVE,
"input-source", GDK_SOURCE_TOUCHSCREEN,
"input-mode", GDK_MODE_SCREEN,
"has-cursor", FALSE,
"display", device->display,
"device-manager", device->device_manager,
NULL);
_gdk_device_set_associated_device (device->touch, device->master_pointer);
GDK_WAYLAND_DEVICE (device->touch)->device = device;
device_manager->devices =
g_list_prepend (device_manager->devices, device->touch);
g_signal_emit_by_name (device_manager, "device-added", device->touch);
}
else if (!(caps & WL_SEAT_CAPABILITY_TOUCH) && device->wl_touch)
{
wl_touch_release (device->wl_touch);
device->wl_touch = NULL;
_gdk_device_set_associated_device (device->touch, NULL);
device_manager->devices =
g_list_remove (device_manager->devices, device->touch);
g_signal_emit_by_name (device_manager, "device-removed", device->touch);
g_object_unref (device->touch);
device->touch = NULL;
}
}
static void
seat_handle_name (void *data,
struct wl_seat *seat,
const char *name)
{
/* We don't care about the name. */
}
static const struct wl_seat_listener seat_listener = {
seat_handle_capabilities,
seat_handle_name,
};
static void
init_devices (GdkWaylandDeviceData *device)
{
GdkWaylandDeviceManager *device_manager =
GDK_WAYLAND_DEVICE_MANAGER (device->device_manager);
/* pointer */
device->master_pointer = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Core Pointer",
"type", GDK_DEVICE_TYPE_MASTER,
"input-source", GDK_SOURCE_MOUSE,
"input-mode", GDK_MODE_SCREEN,
"has-cursor", TRUE,
"display", device->display,
"device-manager", device_manager,
NULL);
GDK_WAYLAND_DEVICE (device->master_pointer)->device = device;
device_manager->devices =
g_list_prepend (device_manager->devices, device->master_pointer);
g_signal_emit_by_name (device_manager, "device-added", device->master_pointer);
/* keyboard */
device->master_keyboard = g_object_new (GDK_TYPE_WAYLAND_DEVICE,
"name", "Core Keyboard",
"type", GDK_DEVICE_TYPE_MASTER,
"input-source", GDK_SOURCE_KEYBOARD,
"input-mode", GDK_MODE_SCREEN,
"has-cursor", FALSE,
"display", device->display,
"device-manager", device_manager,
NULL);
GDK_WAYLAND_DEVICE (device->master_keyboard)->device = device;
device_manager->devices =
g_list_prepend (device_manager->devices, device->master_keyboard);
g_signal_emit_by_name (device_manager, "device-added", device->master_keyboard);
/* link both */
_gdk_device_set_associated_device (device->master_pointer, device->master_keyboard);
_gdk_device_set_associated_device (device->master_keyboard, device->master_pointer);
}
void
_gdk_wayland_device_manager_add_seat (GdkDeviceManager *device_manager,
guint32 id,
struct wl_seat *wl_seat)
{
GdkDisplay *display;
GdkWaylandDisplay *display_wayland;
GdkWaylandDeviceData *device;
display = gdk_device_manager_get_display (device_manager);
display_wayland = GDK_WAYLAND_DISPLAY (display);
device = g_new0 (GdkWaylandDeviceData, 1);
device->id = id;
device->keymap = _gdk_wayland_keymap_new ();
device->display = display;
device->device_manager = device_manager;
device->touches = g_hash_table_new_full (NULL, NULL, NULL,
(GDestroyNotify) g_free);
device->wl_seat = wl_seat;
wl_seat_add_listener (device->wl_seat, &seat_listener, device);
wl_seat_set_user_data (device->wl_seat, device);
device->data_device =
wl_data_device_manager_get_data_device (display_wayland->data_device_manager,
device->wl_seat);
wl_data_device_add_listener (device->data_device,
&data_device_listener, device);
device->pointer_surface =
wl_compositor_create_surface (display_wayland->compositor);
init_devices (device);
}
void
_gdk_wayland_device_manager_remove_seat (GdkDeviceManager *manager,
guint32 id)
{
GdkWaylandDeviceManager *device_manager = GDK_WAYLAND_DEVICE_MANAGER (manager);
GList *l;
for (l = device_manager->devices; l != NULL; l = l->next)
{
GdkWaylandDevice *wayland_device = l->data;
GdkWaylandDeviceData *device = wayland_device->device;
if (device->id == id)
{
seat_handle_capabilities (device, device->wl_seat, 0);
g_object_unref (device->keymap);
wl_surface_destroy (device->pointer_surface);
/* FIXME: destroy data_device */
g_clear_object (&device->keyboard_settings);
g_hash_table_destroy (device->touches);
g_free (device);
break;
}
}
}
static void
free_device (gpointer data)
{
g_object_unref (data);
}
static void
gdk_wayland_device_manager_finalize (GObject *object)
{
GdkWaylandDeviceManager *device_manager;
device_manager = GDK_WAYLAND_DEVICE_MANAGER (object);
g_list_free_full (device_manager->devices, free_device);
G_OBJECT_CLASS (gdk_wayland_device_manager_parent_class)->finalize (object);
}
static GList *
gdk_wayland_device_manager_list_devices (GdkDeviceManager *device_manager,
GdkDeviceType type)
{
GdkWaylandDeviceManager *wayland_device_manager;
GList *devices = NULL, *l;
wayland_device_manager = (GdkWaylandDeviceManager *) device_manager;
for (l = wayland_device_manager->devices; l; l = l->next)
{
if (gdk_device_get_device_type (l->data) == type)
devices = g_list_prepend (devices, l->data);
}
return devices;
}
static GdkDevice *
gdk_wayland_device_manager_get_client_pointer (GdkDeviceManager *device_manager)
{
GdkWaylandDeviceManager *wayland_device_manager;
GList *l;
wayland_device_manager = (GdkWaylandDeviceManager *) device_manager;
/* Find the first master pointer device */
for (l = wayland_device_manager->devices; l != NULL; l = l->next)
{
GdkDevice *device = l->data;
if (gdk_device_get_source (device) == GDK_SOURCE_MOUSE &&
gdk_device_get_device_type (device) == GDK_DEVICE_TYPE_MASTER)
return device;
}
return NULL;
}
static void
gdk_wayland_device_manager_class_init (GdkWaylandDeviceManagerClass *klass)
{
GdkDeviceManagerClass *device_manager_class = GDK_DEVICE_MANAGER_CLASS (klass);
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = gdk_wayland_device_manager_finalize;
device_manager_class->list_devices = gdk_wayland_device_manager_list_devices;
device_manager_class->get_client_pointer = gdk_wayland_device_manager_get_client_pointer;
}
static void
gdk_wayland_device_manager_init (GdkWaylandDeviceManager *device_manager)
{
}
GdkDeviceManager *
_gdk_wayland_device_manager_new (GdkDisplay *display)
{
return g_object_new (GDK_TYPE_WAYLAND_DEVICE_MANAGER,
"display", display,
NULL);
}
uint32_t
_gdk_wayland_device_get_implicit_grab_serial (GdkWaylandDevice *device,
const GdkEvent *event)
{
GdkEventSequence *sequence = NULL;
GdkWaylandTouchData *touch = NULL;
if (event)
sequence = gdk_event_get_event_sequence (event);
if (sequence)
touch = gdk_wayland_device_get_touch (device->device,
GDK_EVENT_SEQUENCE_TO_SLOT (sequence));
if (touch)
return touch->touch_down_serial;
else
return device->device->button_press_serial;
}
uint32_t
_gdk_wayland_device_get_last_implicit_grab_serial (GdkWaylandDevice *device,
GdkEventSequence **sequence)
{
GdkWaylandTouchData *touch;
GHashTableIter iter;
uint32_t serial = 0;
g_hash_table_iter_init (&iter, device->device->touches);
if (sequence)
*sequence = NULL;
if (device->device->button_press_serial > serial)
serial = device->device->button_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)
{
GdkWaylandDeviceData *device;
g_return_if_fail (GDK_IS_WAYLAND_DEVICE (gdk_device));
device = GDK_WAYLAND_DEVICE (gdk_device)->device;
gdk_wayland_device_remove_touch (device, GDK_EVENT_SEQUENCE_TO_SLOT (sequence));
_gdk_display_end_touch_grab (gdk_device_get_display (gdk_device),
gdk_device, sequence);
}
struct wl_data_device *
gdk_wayland_device_get_data_device (GdkDevice *gdk_device)
{
GdkWaylandDeviceData *device;
g_return_val_if_fail (GDK_IS_WAYLAND_DEVICE (gdk_device), NULL);
device = GDK_WAYLAND_DEVICE (gdk_device)->device;
return device->data_device;
}
void
gdk_wayland_device_set_selection (GdkDevice *gdk_device,
struct wl_data_source *source)
{
GdkWaylandDeviceData *device;
GdkWaylandDisplay *display_wayland;
g_return_if_fail (GDK_IS_WAYLAND_DEVICE (gdk_device));
device = GDK_WAYLAND_DEVICE (gdk_device)->device;
display_wayland = GDK_WAYLAND_DISPLAY (gdk_device_get_display (gdk_device));
wl_data_device_set_selection (device->data_device, source,
_gdk_wayland_display_get_serial (display_wayland));
}
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