AuroraMiddleware/gtk2
1
0
Fork 0
forked from AuroraMiddleware/gtk
Code Issues Pull Requests Projects Releases Wiki Activity

widget: Don't use GdkDeviceManager

Browse Source 
We can just as well use GdkSeat to enumerate the devices.
This commit is contained in:
Matthias Clasen 2017-11-23 15:25:13 -05:00
parent c0d3ed0739
commit 2250daeb53
1 changed files with 18 additions and 39 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

57
gtk/gtkwidget.c
View File

@ -10304,61 +10304,40 @@ _gtk_widget_get_device_window (GtkWidget *widget,
return NULL;
}
static void
list_devices (GtkWidget *widget,
GdkDeviceManager *device_manager,
GdkDeviceType device_type,
GList **result)
{
GList *devices;
GList *l;
G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
devices = gdk_device_manager_list_devices (device_manager, device_type);
G_GNUC_END_IGNORE_DEPRECATIONS;
for (l = devices; l; l = l->next)
{
GdkDevice *device = l->data;
if (gdk_device_get_source (device) != GDK_SOURCE_KEYBOARD)
{
GdkWindow *window = gdk_device_get_last_event_window (device);
if (window && is_my_window (widget, window))
*result = g_list_prepend (*result, device);
}
}
g_list_free (devices);
}
/*
* _gtk_widget_list_devices:
* @widget: a #GtkWidget
*
* Returns the list of #GdkDevices that is currently on top
* of any window belonging to @widget.
* Free the list with g_list_free(), the elements are owned
* by GTK+ and must not be freed.
* Returns the list of pointer #GdkDevices that are currently
* on top of any window belonging to @widget. Free the list
* with g_list_free(), the elements are owned by GTK+ and must
* not be freed.
*/
GList *
_gtk_widget_list_devices (GtkWidget *widget)
{
GdkDisplay *display;
GdkDeviceManager *device_manager;
GdkSeat *seat;
GList *result = NULL;
GList *devices;
GList *l;
g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
if (!_gtk_widget_get_mapped (widget))
return NULL;
G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
display = gtk_widget_get_display (widget);
device_manager = gdk_display_get_device_manager (display);
G_GNUC_END_IGNORE_DEPRECATIONS;
seat = gdk_display_get_default_seat (gtk_widget_get_display (widget));
result = g_list_prepend (result, gdk_seat_get_pointer (seat));
list_devices (widget, device_manager, GDK_DEVICE_TYPE_MASTER, &result);
/* Rare, but we can get events for grabbed slave devices */
list_devices (widget, device_manager, GDK_DEVICE_TYPE_SLAVE, &result);
devices = gdk_seat_get_slaves (seat, GDK_SEAT_CAPABILITY_ALL_POINTING);
for (l = devices; l; l = l->next)
{
GdkDevice *device = l->data;
GdkWindow *window = gdk_device_get_last_event_window (device);
if (window && is_my_window (widget, window))
result = g_list_prepend (result, device);
}
g_list_free (devices);
return result;
}