mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-11-06 16:50:11 +00:00
db74a6e816
_gdk_device_get_axis_use() dates back to pre-sealing, when the xi2 work began, this remaining can be gone with a public gdk_device_get_axis_use() function already in place.
663 lines
21 KiB
C
663 lines
21 KiB
C
/* 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, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include "gdkx11device-xi.h"
|
|
|
|
#include "gdkdeviceprivate-xi.h"
|
|
|
|
#ifdef XINPUT_XFREE
|
|
|
|
#include "gdkwindow.h"
|
|
#include "gdkintl.h"
|
|
#include "gdkprivate-x11.h"
|
|
#include "gdkasync.h"
|
|
|
|
#endif
|
|
|
|
G_DEFINE_TYPE (GdkX11DeviceXI, gdk_x11_device_xi, GDK_TYPE_DEVICE)
|
|
|
|
#ifdef XINPUT_XFREE
|
|
|
|
#define MAX_DEVICE_CLASSES 13
|
|
|
|
static GQuark quark_window_input_info = 0;
|
|
|
|
typedef struct
|
|
{
|
|
gdouble root_x;
|
|
gdouble root_y;
|
|
} GdkWindowInputInfo;
|
|
|
|
static void gdk_x11_device_xi_constructed (GObject *object);
|
|
static void gdk_x11_device_xi_dispose (GObject *object);
|
|
|
|
static void gdk_x11_device_xi_set_property (GObject *object,
|
|
guint prop_id,
|
|
const GValue *value,
|
|
GParamSpec *pspec);
|
|
static void gdk_x11_device_xi_get_property (GObject *object,
|
|
guint prop_id,
|
|
GValue *value,
|
|
GParamSpec *pspec);
|
|
|
|
static gboolean gdk_x11_device_xi_get_history (GdkDevice *device,
|
|
GdkWindow *window,
|
|
guint32 start,
|
|
guint32 stop,
|
|
GdkTimeCoord ***events,
|
|
gint *n_events);
|
|
|
|
static void gdk_x11_device_xi_get_state (GdkDevice *device,
|
|
GdkWindow *window,
|
|
gdouble *axes,
|
|
GdkModifierType *mask);
|
|
static void gdk_x11_device_xi_set_window_cursor (GdkDevice *device,
|
|
GdkWindow *window,
|
|
GdkCursor *cursor);
|
|
static void gdk_x11_device_xi_warp (GdkDevice *device,
|
|
GdkScreen *screen,
|
|
gint x,
|
|
gint y);
|
|
static gboolean gdk_x11_device_xi_query_state (GdkDevice *device,
|
|
GdkWindow *window,
|
|
GdkWindow **root_window,
|
|
GdkWindow **child_window,
|
|
gint *root_x,
|
|
gint *root_y,
|
|
gint *win_x,
|
|
gint *win_y,
|
|
GdkModifierType *mask);
|
|
static GdkGrabStatus gdk_x11_device_xi_grab (GdkDevice *device,
|
|
GdkWindow *window,
|
|
gboolean owner_events,
|
|
GdkEventMask event_mask,
|
|
GdkWindow *confine_to,
|
|
GdkCursor *cursor,
|
|
guint32 time_);
|
|
static void gdk_x11_device_xi_ungrab (GdkDevice *device,
|
|
guint32 time_);
|
|
|
|
static GdkWindow* gdk_x11_device_xi_window_at_position (GdkDevice *device,
|
|
gint *win_x,
|
|
gint *win_y,
|
|
GdkModifierType *mask,
|
|
gboolean get_toplevel);
|
|
|
|
static void gdk_x11_device_xi_select_window_events (GdkDevice *device,
|
|
GdkWindow *window,
|
|
GdkEventMask mask);
|
|
|
|
|
|
enum {
|
|
PROP_0,
|
|
PROP_DEVICE_ID
|
|
};
|
|
|
|
static void
|
|
gdk_x11_device_xi_class_init (GdkX11DeviceXIClass *klass)
|
|
{
|
|
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
|
GdkDeviceClass *device_class = GDK_DEVICE_CLASS (klass);
|
|
|
|
quark_window_input_info = g_quark_from_static_string ("gdk-window-input-info");
|
|
|
|
object_class->constructed = gdk_x11_device_xi_constructed;
|
|
object_class->set_property = gdk_x11_device_xi_set_property;
|
|
object_class->get_property = gdk_x11_device_xi_get_property;
|
|
object_class->dispose = gdk_x11_device_xi_dispose;
|
|
|
|
device_class->get_history = gdk_x11_device_xi_get_history;
|
|
device_class->get_state = gdk_x11_device_xi_get_state;
|
|
device_class->set_window_cursor = gdk_x11_device_xi_set_window_cursor;
|
|
device_class->warp = gdk_x11_device_xi_warp;
|
|
device_class->query_state = gdk_x11_device_xi_query_state;
|
|
device_class->grab = gdk_x11_device_xi_grab;
|
|
device_class->ungrab = gdk_x11_device_xi_ungrab;
|
|
device_class->window_at_position = gdk_x11_device_xi_window_at_position;
|
|
device_class->select_window_events = gdk_x11_device_xi_select_window_events;
|
|
|
|
g_object_class_install_property (object_class,
|
|
PROP_DEVICE_ID,
|
|
g_param_spec_int ("device-id",
|
|
P_("Device ID"),
|
|
P_("Device ID"),
|
|
0, G_MAXINT, 0,
|
|
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
|
|
}
|
|
|
|
static void
|
|
gdk_x11_device_xi_init (GdkX11DeviceXI *device)
|
|
{
|
|
}
|
|
|
|
static void
|
|
gdk_x11_device_xi_constructed (GObject *object)
|
|
{
|
|
GdkX11DeviceXI *device;
|
|
GdkDisplay *display;
|
|
|
|
device = GDK_X11_DEVICE_XI (object);
|
|
display = gdk_device_get_display (GDK_DEVICE (object));
|
|
|
|
gdk_x11_display_error_trap_push (display);
|
|
device->xdevice = XOpenDevice (GDK_DISPLAY_XDISPLAY (display),
|
|
device->device_id);
|
|
|
|
if (gdk_x11_display_error_trap_pop (display))
|
|
g_warning ("Device %s can't be opened",
|
|
gdk_device_get_name (GDK_DEVICE (device)));
|
|
|
|
if (G_OBJECT_CLASS (gdk_x11_device_xi_parent_class)->constructed)
|
|
G_OBJECT_CLASS (gdk_x11_device_xi_parent_class)->constructed (object);
|
|
}
|
|
|
|
static void
|
|
gdk_x11_device_xi_set_property (GObject *object,
|
|
guint prop_id,
|
|
const GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
GdkX11DeviceXI *device = GDK_X11_DEVICE_XI (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_DEVICE_ID:
|
|
device->device_id = g_value_get_int (value);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gdk_x11_device_xi_get_property (GObject *object,
|
|
guint prop_id,
|
|
GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
GdkX11DeviceXI *device = GDK_X11_DEVICE_XI (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_DEVICE_ID:
|
|
g_value_set_int (value, device->device_id);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gdk_x11_device_xi_dispose (GObject *object)
|
|
{
|
|
GdkX11DeviceXI *device_xi;
|
|
GdkDisplay *display;
|
|
|
|
device_xi = GDK_X11_DEVICE_XI (object);
|
|
display = gdk_device_get_display (GDK_DEVICE (device_xi));
|
|
|
|
if (device_xi->xdevice)
|
|
{
|
|
XCloseDevice (GDK_DISPLAY_XDISPLAY (display), device_xi->xdevice);
|
|
device_xi->xdevice = NULL;
|
|
}
|
|
|
|
if (device_xi->axis_data)
|
|
{
|
|
g_free (device_xi->axis_data);
|
|
device_xi->axis_data = NULL;
|
|
}
|
|
|
|
G_OBJECT_CLASS (gdk_x11_device_xi_parent_class)->dispose (object);
|
|
}
|
|
|
|
static gboolean
|
|
gdk_x11_device_xi_get_history (GdkDevice *device,
|
|
GdkWindow *window,
|
|
guint32 start,
|
|
guint32 stop,
|
|
GdkTimeCoord ***events,
|
|
gint *n_events)
|
|
{
|
|
GdkTimeCoord **coords;
|
|
XDeviceTimeCoord *device_coords;
|
|
GdkWindow *impl_window;
|
|
GdkX11DeviceXI *device_xi;
|
|
gint n_events_return;
|
|
gint mode_return;
|
|
gint axis_count_return;
|
|
gint i;
|
|
|
|
device_xi = GDK_X11_DEVICE_XI (device);
|
|
impl_window = _gdk_window_get_impl_window (window);
|
|
|
|
device_coords = XGetDeviceMotionEvents (GDK_WINDOW_XDISPLAY (impl_window),
|
|
device_xi->xdevice,
|
|
start, stop,
|
|
&n_events_return,
|
|
&mode_return,
|
|
&axis_count_return);
|
|
|
|
if (!device_coords)
|
|
return FALSE;
|
|
|
|
*n_events = n_events_return;
|
|
coords = _gdk_device_allocate_history (device, *n_events);
|
|
|
|
for (i = 0; i < *n_events; i++)
|
|
{
|
|
coords[i]->time = device_coords[i].time;
|
|
_gdk_x11_device_xi_translate_axes (device, window,
|
|
device_coords[i].data,
|
|
coords[i]->axes,
|
|
NULL, NULL);
|
|
}
|
|
|
|
XFreeDeviceMotionEvents (device_coords);
|
|
|
|
*events = coords;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
gdk_x11_device_xi_get_state (GdkDevice *device,
|
|
GdkWindow *window,
|
|
gdouble *axes,
|
|
GdkModifierType *mask)
|
|
{
|
|
GdkX11DeviceXI *device_xi;
|
|
XDeviceState *state;
|
|
XInputClass *input_class;
|
|
gint i;
|
|
|
|
if (mask)
|
|
gdk_window_get_pointer (window, NULL, NULL, mask);
|
|
|
|
device_xi = GDK_X11_DEVICE_XI (device);
|
|
state = XQueryDeviceState (GDK_WINDOW_XDISPLAY (window),
|
|
device_xi->xdevice);
|
|
input_class = state->data;
|
|
|
|
for (i = 0; i < state->num_classes; i++)
|
|
{
|
|
switch (input_class->class)
|
|
{
|
|
case ValuatorClass:
|
|
if (axes)
|
|
_gdk_x11_device_xi_translate_axes (device, window,
|
|
((XValuatorState *) input_class)->valuators,
|
|
axes, NULL, NULL);
|
|
break;
|
|
|
|
case ButtonClass:
|
|
if (mask)
|
|
{
|
|
*mask &= 0xFF;
|
|
if (((XButtonState *)input_class)->num_buttons > 0)
|
|
*mask |= ((XButtonState *)input_class)->buttons[0] << 7;
|
|
/* GDK_BUTTON1_MASK = 1 << 8, and button n is stored
|
|
* in bit 1<<(n%8) in byte n/8. n = 1,2,... */
|
|
}
|
|
break;
|
|
}
|
|
|
|
input_class = (XInputClass *)(((char *)input_class)+input_class->length);
|
|
}
|
|
|
|
XFreeDeviceState (state);
|
|
}
|
|
|
|
static void
|
|
gdk_x11_device_xi_set_window_cursor (GdkDevice *device,
|
|
GdkWindow *window,
|
|
GdkCursor *cursor)
|
|
{
|
|
}
|
|
|
|
static void
|
|
gdk_x11_device_xi_warp (GdkDevice *device,
|
|
GdkScreen *screen,
|
|
gint x,
|
|
gint y)
|
|
{
|
|
}
|
|
|
|
static void
|
|
find_events (GdkDevice *device,
|
|
GdkEventMask mask,
|
|
XEventClass *classes,
|
|
int *num_classes)
|
|
{
|
|
GdkX11DeviceXI *device_xi;
|
|
XEventClass class;
|
|
gint i;
|
|
|
|
device_xi = GDK_X11_DEVICE_XI (device);
|
|
i = 0;
|
|
|
|
if (mask & GDK_BUTTON_PRESS_MASK)
|
|
{
|
|
DeviceButtonPress (device_xi->xdevice, device_xi->button_press_type, class);
|
|
if (class != 0)
|
|
classes[i++] = class;
|
|
|
|
DeviceButtonPressGrab (device_xi->xdevice, 0, class);
|
|
if (class != 0)
|
|
classes[i++] = class;
|
|
}
|
|
|
|
if (mask & GDK_BUTTON_RELEASE_MASK)
|
|
{
|
|
DeviceButtonRelease (device_xi->xdevice, device_xi->button_release_type, class);
|
|
if (class != 0)
|
|
classes[i++] = class;
|
|
}
|
|
|
|
if (mask & (GDK_POINTER_MOTION_MASK |
|
|
GDK_BUTTON1_MOTION_MASK | GDK_BUTTON2_MOTION_MASK |
|
|
GDK_BUTTON3_MOTION_MASK | GDK_BUTTON_MOTION_MASK))
|
|
{
|
|
/* Make sure device->motionnotify_type is set */
|
|
DeviceMotionNotify (device_xi->xdevice, device_xi->motion_notify_type, class);
|
|
if (class != 0)
|
|
classes[i++] = class;
|
|
DeviceStateNotify (device_xi->xdevice, device_xi->state_notify_type, class);
|
|
if (class != 0)
|
|
classes[i++] = class;
|
|
}
|
|
|
|
if (mask & GDK_KEY_PRESS_MASK)
|
|
{
|
|
DeviceKeyPress (device_xi->xdevice, device_xi->key_press_type, class);
|
|
if (class != 0)
|
|
classes[i++] = class;
|
|
}
|
|
|
|
if (mask & GDK_KEY_RELEASE_MASK)
|
|
{
|
|
DeviceKeyRelease (device_xi->xdevice, device_xi->key_release_type, class);
|
|
if (class != 0)
|
|
classes[i++] = class;
|
|
}
|
|
|
|
if (mask & GDK_PROXIMITY_IN_MASK)
|
|
{
|
|
ProximityIn (device_xi->xdevice, device_xi->proximity_in_type, class);
|
|
if (class != 0)
|
|
classes[i++] = class;
|
|
}
|
|
|
|
if (mask & GDK_PROXIMITY_OUT_MASK)
|
|
{
|
|
ProximityOut (device_xi->xdevice, device_xi->proximity_out_type, class);
|
|
if (class != 0)
|
|
classes[i++] = class;
|
|
}
|
|
|
|
*num_classes = i;
|
|
}
|
|
|
|
static gboolean
|
|
gdk_x11_device_xi_query_state (GdkDevice *device,
|
|
GdkWindow *window,
|
|
GdkWindow **root_window,
|
|
GdkWindow **child_window,
|
|
gint *root_x,
|
|
gint *root_y,
|
|
gint *win_x,
|
|
gint *win_y,
|
|
GdkModifierType *mask)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
static GdkGrabStatus
|
|
gdk_x11_device_xi_grab (GdkDevice *device,
|
|
GdkWindow *window,
|
|
gboolean owner_events,
|
|
GdkEventMask event_mask,
|
|
GdkWindow *confine_to,
|
|
GdkCursor *cursor,
|
|
guint32 time_)
|
|
{
|
|
XEventClass event_classes[MAX_DEVICE_CLASSES];
|
|
gint status, num_classes;
|
|
GdkX11DeviceXI *device_xi;
|
|
GdkDisplay *display;
|
|
|
|
device_xi = GDK_X11_DEVICE_XI (device);
|
|
display = gdk_device_get_display (device);
|
|
find_events (device, event_mask, event_classes, &num_classes);
|
|
|
|
#ifdef G_ENABLE_DEBUG
|
|
if (_gdk_debug_flags & GDK_DEBUG_NOGRABS)
|
|
status = GrabSuccess;
|
|
else
|
|
#endif
|
|
status = XGrabDevice (GDK_DISPLAY_XDISPLAY (display),
|
|
device_xi->xdevice,
|
|
GDK_WINDOW_XID (window),
|
|
owner_events,
|
|
num_classes, event_classes,
|
|
GrabModeAsync, GrabModeAsync,
|
|
time_);
|
|
|
|
_gdk_x11_display_update_grab_info (display, device, status);
|
|
|
|
return _gdk_x11_convert_grab_status (status);
|
|
}
|
|
|
|
static void
|
|
gdk_x11_device_xi_ungrab (GdkDevice *device,
|
|
guint32 time_)
|
|
{
|
|
GdkX11DeviceXI *device_xi;
|
|
GdkDisplay *display;
|
|
Display *xdisplay;
|
|
unsigned long serial;
|
|
|
|
device_xi = GDK_X11_DEVICE_XI (device);
|
|
display = gdk_device_get_display (device);
|
|
xdisplay = GDK_DISPLAY_XDISPLAY (display);
|
|
|
|
serial = NextRequest (xdisplay);
|
|
|
|
XUngrabDevice (xdisplay, device_xi->xdevice, time_);
|
|
|
|
_gdk_x11_display_update_grab_info_ungrab (display, device, time_, serial);
|
|
}
|
|
|
|
static GdkWindow*
|
|
gdk_x11_device_xi_window_at_position (GdkDevice *device,
|
|
gint *win_x,
|
|
gint *win_y,
|
|
GdkModifierType *mask,
|
|
gboolean get_toplevel)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
static void
|
|
gdk_x11_device_xi_select_window_events (GdkDevice *device,
|
|
GdkWindow *window,
|
|
GdkEventMask event_mask)
|
|
{
|
|
XEventClass event_classes[MAX_DEVICE_CLASSES];
|
|
gint num_classes;
|
|
|
|
event_mask |= (GDK_PROXIMITY_IN_MASK |
|
|
GDK_PROXIMITY_OUT_MASK);
|
|
|
|
find_events (device, event_mask, event_classes, &num_classes);
|
|
|
|
XSelectExtensionEvent (GDK_WINDOW_XDISPLAY (window),
|
|
GDK_WINDOW_XID (window),
|
|
event_classes, num_classes);
|
|
|
|
if (event_mask)
|
|
{
|
|
GdkWindowInputInfo *info;
|
|
|
|
info = g_new0 (GdkWindowInputInfo, 1);
|
|
g_object_set_qdata_full (G_OBJECT (window),
|
|
quark_window_input_info,
|
|
info,
|
|
(GDestroyNotify) g_free);
|
|
}
|
|
else
|
|
g_object_set_qdata (G_OBJECT (window),
|
|
quark_window_input_info,
|
|
NULL);
|
|
}
|
|
|
|
void
|
|
_gdk_x11_device_xi_update_window_info (GdkWindow *window)
|
|
{
|
|
GdkWindowInputInfo *info;
|
|
gint root_x, root_y;
|
|
|
|
info = g_object_get_qdata (G_OBJECT (window),
|
|
quark_window_input_info);
|
|
|
|
if (!info)
|
|
return;
|
|
|
|
gdk_window_get_origin (window, &root_x, &root_y);
|
|
info->root_x = (gdouble) root_x;
|
|
info->root_y = (gdouble) root_y;
|
|
}
|
|
|
|
static gboolean
|
|
gdk_x11_device_xi_get_window_info (GdkWindow *window,
|
|
gdouble *root_x,
|
|
gdouble *root_y)
|
|
{
|
|
GdkWindowInputInfo *info;
|
|
|
|
info = g_object_get_qdata (G_OBJECT (window),
|
|
quark_window_input_info);
|
|
|
|
if (!info)
|
|
return FALSE;
|
|
|
|
*root_x = info->root_x;
|
|
*root_y = info->root_y;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
void
|
|
_gdk_x11_device_xi_update_axes (GdkDevice *device,
|
|
gint axes_count,
|
|
gint first_axis,
|
|
gint *axis_data)
|
|
{
|
|
GdkX11DeviceXI *device_xi;
|
|
int i;
|
|
|
|
device_xi = GDK_X11_DEVICE_XI (device);
|
|
g_return_if_fail (first_axis >= 0 &&
|
|
first_axis + axes_count <= gdk_device_get_n_axes (device));
|
|
|
|
if (!device_xi->axis_data)
|
|
device_xi->axis_data = g_new0 (gint, gdk_device_get_n_axes (device));
|
|
|
|
for (i = 0; i < axes_count; i++)
|
|
device_xi->axis_data[first_axis + i] = axis_data[i];
|
|
}
|
|
|
|
void
|
|
_gdk_x11_device_xi_translate_axes (GdkDevice *device,
|
|
GdkWindow *window,
|
|
gint *axis_data,
|
|
gdouble *axes,
|
|
gdouble *x,
|
|
gdouble *y)
|
|
{
|
|
GdkWindow *impl_window;
|
|
gdouble root_x, root_y;
|
|
gdouble temp_x, temp_y;
|
|
gint n_axes;
|
|
gint i;
|
|
|
|
impl_window = _gdk_window_get_impl_window (window);
|
|
temp_x = temp_y = 0;
|
|
|
|
if (!gdk_x11_device_xi_get_window_info (impl_window, &root_x, &root_y))
|
|
return;
|
|
|
|
n_axes = gdk_device_get_n_axes (device);
|
|
|
|
for (i = 0; i < n_axes; i++)
|
|
{
|
|
GdkAxisUse use;
|
|
|
|
use = gdk_device_get_axis_use (device, i);
|
|
|
|
switch (use)
|
|
{
|
|
case GDK_AXIS_X:
|
|
case GDK_AXIS_Y:
|
|
if (gdk_device_get_mode (device) == GDK_MODE_WINDOW)
|
|
_gdk_device_translate_window_coord (device, window,
|
|
i, axis_data[i],
|
|
&axes[i]);
|
|
else
|
|
_gdk_device_translate_screen_coord (device, window,
|
|
root_x, root_y,
|
|
i, axis_data[i],
|
|
&axes[i]);
|
|
if (use == GDK_AXIS_X)
|
|
temp_x = axes[i];
|
|
else if (use == GDK_AXIS_Y)
|
|
temp_y = axes[i];
|
|
|
|
break;
|
|
default:
|
|
_gdk_device_translate_axis (device, i, axis_data[i], &axes[i]);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (x)
|
|
*x = temp_x;
|
|
|
|
if (y)
|
|
*y = temp_y;
|
|
}
|
|
|
|
#else /* XINPUT_XFREE */
|
|
|
|
static void
|
|
gdk_x11_device_xi_class_init (GdkX11DeviceXIClass *klass)
|
|
{
|
|
}
|
|
|
|
static void
|
|
gdk_x11_device_xi_init (GdkX11DeviceXI *device)
|
|
{
|
|
}
|
|
|
|
#endif /* XINPUT_XFREE */
|