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Drop support for setting event masks for floating devices

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These are very rarely needed, and are X11-specific.
If it turns out that somebody needs this, it can come
back as X11-specific functionality.
This commit is contained in:
Matthias Clasen 2017-11-23 16:21:37 -05:00
parent 4c40accbb9
commit 480ea400f3
4 changed files with 0 additions and 158 deletions
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2
docs/reference/gdk/gdk4-sections.txt
View File

@ -328,8 +328,6 @@ gdk_window_get_device_cursor
gdk_window_set_device_cursor
gdk_window_get_device_events
gdk_window_set_device_events
gdk_window_get_source_events
gdk_window_set_source_events
gdk_window_get_event_compression
gdk_window_set_event_compression

4
gdk/gdkinternals.h
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@ -279,10 +279,6 @@ struct _GdkWindow
GList *devices_inside;
GHashTable *device_events;
GHashTable *source_event_masks;
gulong device_added_handler_id;
gulong device_changed_handler_id;
GdkFrameClock *frame_clock; /* NULL to use from parent or default */
GdkDrawingContext *drawing_context;

144
gdk/gdkwindow.c
View File

@ -381,9 +381,6 @@ gdk_window_finalize (GObject *object)
if (window->device_events)
g_hash_table_destroy (window->device_events);
if (window->source_event_masks)
g_hash_table_destroy (window->source_event_masks);
if (window->devices_inside)
g_list_free (window->devices_inside);
@ -5546,147 +5543,6 @@ _gdk_display_set_window_under_pointer (GdkDisplay *display,
}
}
static void
source_events_device_added (GdkDeviceManager *device_manager,
GdkDevice *device,
gpointer user_data)
{
GdkWindow *window;
GdkEventMask event_mask;
GdkInputSource source;
if (gdk_device_get_device_type (device) != GDK_DEVICE_TYPE_FLOATING)
return;
window = user_data;
source = gdk_device_get_source (device);
event_mask = GPOINTER_TO_INT (g_hash_table_lookup (window->source_event_masks,
GINT_TO_POINTER (source)));
if (event_mask)
gdk_window_set_device_events (window, device, event_mask);
}
static void
source_events_device_changed (GdkDeviceManager *device_manager,
GdkDevice *device,
gpointer user_data)
{
GdkDeviceType type;
GdkInputSource source;
GdkEventMask event_mask;
GdkWindow *window;
window = user_data;
type = gdk_device_get_device_type (device);
source = gdk_device_get_source (device);
event_mask = GPOINTER_TO_INT (g_hash_table_lookup (window->source_event_masks,
GINT_TO_POINTER (source)));
if (!event_mask)
return;
if (type == GDK_DEVICE_TYPE_FLOATING)
{
/* The device was just floated, enable its event mask */
gdk_window_set_device_events (window, device, event_mask);
}
else if (type == GDK_DEVICE_TYPE_SLAVE)
gdk_window_set_device_events (window, device, 0);
}
/**
* gdk_window_set_source_events:
* @window: a #GdkWindow
* @source: a #GdkInputSource to define the source class.
* @event_mask: event mask for @window
*
* Sets the event mask for any floating device (i.e. not attached to any
* visible pointer) that has the source defined as @source. This event
* mask will be applied both to currently existing, newly added devices
* after this call, and devices being attached/detached.
*
* Since: 3.0
**/
void
gdk_window_set_source_events (GdkWindow *window,
GdkInputSource source,
GdkEventMask event_mask)
{
GdkDeviceManager *device_manager;
GdkDisplay *display;
GList *devices, *d;
guint size;
g_return_if_fail (GDK_IS_WINDOW (window));
G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
display = gdk_window_get_display (window);
device_manager = gdk_display_get_device_manager (display);
devices = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_FLOATING);
/* Set event mask for existing devices */
for (d = devices; d; d = d->next)
{
GdkDevice *device = d->data;
if (source == gdk_device_get_source (device))
gdk_window_set_device_events (window, device, event_mask);
}
g_list_free (devices);
G_GNUC_END_IGNORE_DEPRECATIONS;
/* Update accounting */
if (G_UNLIKELY (!window->source_event_masks))
window->source_event_masks = g_hash_table_new (NULL, NULL);
if (event_mask)
g_hash_table_insert (window->source_event_masks,
GUINT_TO_POINTER (source),
GUINT_TO_POINTER (event_mask));
else
g_hash_table_remove (window->source_event_masks,
GUINT_TO_POINTER (source));
size = g_hash_table_size (window->source_event_masks);
/* Update handler if needed */
if (!window->device_added_handler_id && size > 0)
{
window->device_added_handler_id =
g_signal_connect (device_manager, "device-added",
G_CALLBACK (source_events_device_added), window);
window->device_changed_handler_id =
g_signal_connect (device_manager, "device-changed",
G_CALLBACK (source_events_device_changed), window);
}
else if (window->device_added_handler_id && size == 0)
g_signal_handler_disconnect (device_manager, window->device_added_handler_id);
}
/**
* gdk_window_get_source_events:
* @window: a #GdkWindow
* @source: a #GdkInputSource to define the source class.
*
* Returns the event mask for @window corresponding to the device class specified
* by @source.
*
* Returns: source event mask for @window
**/
GdkEventMask
gdk_window_get_source_events (GdkWindow *window,
GdkInputSource source)
{
g_return_val_if_fail (GDK_IS_WINDOW (window), 0);
return GPOINTER_TO_UINT (g_hash_table_lookup (window->source_event_masks,
GUINT_TO_POINTER (source)));
}
#define GDK_ANY_BUTTON_MASK (GDK_BUTTON1_MASK | \
GDK_BUTTON2_MASK | \
GDK_BUTTON3_MASK | \

8
gdk/gdkwindow.h
View File

@ -714,14 +714,6 @@ GDK_AVAILABLE_IN_ALL
GdkEventMask gdk_window_get_device_events (GdkWindow *window,
GdkDevice *device);
GDK_AVAILABLE_IN_ALL
void gdk_window_set_source_events (GdkWindow *window,
GdkInputSource source,
GdkEventMask event_mask);
GDK_AVAILABLE_IN_ALL
GdkEventMask gdk_window_get_source_events (GdkWindow *window,
GdkInputSource source);
GDK_AVAILABLE_IN_ALL
void gdk_window_set_icon_list (GdkWindow *window,
GList *surfaces);