#include "gdkinternals.h"
typedef struct _GdkIOClosure GdkIOClosure;
-typedef struct _GdkEventPrivate GdkEventPrivate;
-
-#define DOUBLE_CLICK_TIME 250
-#define TRIPLE_CLICK_TIME 500
-#define DOUBLE_CLICK_DIST 5
-#define TRIPLE_CLICK_DIST 5
-
-typedef enum
-{
- /* Following flag is set for events on the event queue during
- * translation and cleared afterwards.
- */
- GDK_EVENT_PENDING = 1 << 0
-} GdkEventFlags;
struct _GdkIOClosure
{
gpointer data;
};
-struct _GdkEventPrivate
-{
- GdkEvent event;
- guint flags;
-};
-
-/*
- * Private function declarations
- */
-
-GdkFilterReturn gdk_wm_protocols_filter (GdkXEvent *xev,
- GdkEvent *event,
- gpointer data);
-
/* Private variable declarations
*/
-static guint32 button_click_time[2] = { 0, 0}; /* The last 2 button click times. Used
- * to determine if the latest button click
- * is part of a double or triple click.
- */
-static GdkWindow *button_window[2] = { NULL, NULL}; /* The last 2 windows to receive button presses.
- * Also used to determine if the latest button
- * click is part of a double or triple click.
- */
-static guint button_number[2] = { -1, -1 }; /* The last 2 buttons to be pressed.
- */
-GdkEventFunc gdk_event_func = NULL; /* Callback for events */
-gpointer gdk_event_data = NULL;
-GDestroyNotify gdk_event_notify = NULL;
-
-GPollFD event_poll_fd;
+GdkEventFunc _gdk_event_func = NULL; /* Callback for events */
+gpointer _gdk_event_data = NULL;
+GDestroyNotify _gdk_event_notify = NULL;
+
+#define TRIPLE_CLICK_TIME(display) (2*display->double_click_time)
+#define DOUBLE_CLICK_DIST 5
+#define TRIPLE_CLICK_DIST 5
/*********************************************
* Functions for maintaining the event queue *
*********************************************/
-/*************************************************************
- * gdk_event_queue_find_first:
- * Find the first event on the queue that is not still
- * being filled in.
- * arguments:
- *
- * results:
- * Pointer to the list node for that event, or NULL
- *************************************************************/
-
+/**
+ * _gdk_event_queue_find_first:
+ * @display: a #GdkDisplay
+ *
+ * Find the first event on the queue that is not still
+ * being filled in.
+ *
+ * Return value: Pointer to the list node for that event, or NULL.
+ **/
GList*
-gdk_event_queue_find_first (void)
+_gdk_event_queue_find_first (GdkDisplay *display)
{
- GList *tmp_list = gdk_queued_events;
+ GList *tmp_list = display->queued_events;
while (tmp_list)
{
return NULL;
}
-/*************************************************************
- * gdk_event_queue_remove_link:
- * Remove a specified list node from the event queue.
- * arguments:
- * node: Node to remove.
- * results:
- *************************************************************/
+/**
+ * _gdk_event_queue_append:
+ * @display: a #GdkDisplay
+ * @event: Event to append.
+ *
+ * Appends an event onto the tail of the event queue.
+ *
+ * Returns: the newly appended list node.
+ **/
+GList *
+_gdk_event_queue_append (GdkDisplay *display,
+ GdkEvent *event)
+{
+ display->queued_tail = g_list_append (display->queued_tail, event);
+
+ if (!display->queued_events)
+ display->queued_events = display->queued_tail;
+ else
+ display->queued_tail = display->queued_tail->next;
+ return display->queued_tail;
+}
+
+/**
+ * _gdk_event_queue_remove_link:
+ * @display: a #GdkDisplay
+ * @node: node to remove
+ *
+ * Removes a specified list node from the event queue.
+ **/
void
-gdk_event_queue_remove_link (GList *node)
+_gdk_event_queue_remove_link (GdkDisplay *display,
+ GList *node)
{
if (node->prev)
node->prev->next = node->next;
else
- gdk_queued_events = node->next;
+ display->queued_events = node->next;
if (node->next)
node->next->prev = node->prev;
else
- gdk_queued_tail = node->prev;
+ display->queued_tail = node->prev;
}
-/*************************************************************
- * gdk_event_queue_append:
- * Append an event onto the tail of the event queue.
- * arguments:
- * event: Event to append.
- * results:
- *************************************************************/
-
-void
-gdk_event_queue_append (GdkEvent *event)
+/**
+ * _gdk_event_unqueue:
+ * @display: a #GdkDisplay
+ *
+ * Removes and returns the first event from the event
+ * queue that is not still being filled in.
+ *
+ * Return value: the event, or %NULL. Ownership is transferred
+ * to the caller.
+ **/
+GdkEvent*
+_gdk_event_unqueue (GdkDisplay *display)
{
- gdk_queued_tail = g_list_append (gdk_queued_tail, event);
-
- if (!gdk_queued_events)
- gdk_queued_events = gdk_queued_tail;
- else
- gdk_queued_tail = gdk_queued_tail->next;
+ GdkEvent *event = NULL;
+ GList *tmp_list;
+
+ tmp_list = _gdk_event_queue_find_first (display);
+
+ if (tmp_list)
+ {
+ event = tmp_list->data;
+ _gdk_event_queue_remove_link (display, tmp_list);
+ g_list_free_1 (tmp_list);
+ }
+
+ return event;
}
-/*************************************************************
+/**
* gdk_event_handler_set:
- *
- * arguments:
- * func: Callback function to be called for each event.
- * data: Data supplied to the function
- * notify: function called when function is no longer needed
+ * @func: the function to call to handle events from GDK.
+ * @data: user data to pass to the function.
+ * @notify: the function to call when the handler function is removed, i.e. when
+ * gdk_event_handler_set() is called with another event handler.
*
- * results:
- *************************************************************/
-
+ * Sets the function to call to handle all events from GDK.
+ *
+ * Note that GTK+ uses this to install its own event handler, so it is
+ * usually not useful for GTK+ applications. (Although an application
+ * can call this function then call gtk_main_do_event() to pass
+ * events to GTK+.)
+ **/
void
gdk_event_handler_set (GdkEventFunc func,
gpointer data,
GDestroyNotify notify)
{
- if (gdk_event_notify)
- (*gdk_event_notify) (gdk_event_data);
+ if (_gdk_event_notify)
+ (*_gdk_event_notify) (_gdk_event_data);
- gdk_event_func = func;
- gdk_event_data = data;
- gdk_event_notify = notify;
+ _gdk_event_func = func;
+ _gdk_event_data = data;
+ _gdk_event_notify = notify;
}
-/*
- *--------------------------------------------------------------
- * gdk_event_get
- *
- * Gets the next event.
- *
- * Arguments:
- *
- * Results:
- * If an event is waiting that we care about, returns
- * a pointer to that event, to be freed with gdk_event_free.
- * Otherwise, returns NULL.
- *
- * Side effects:
- *
- *--------------------------------------------------------------
- */
-
+/**
+ * gdk_event_get:
+ *
+ * Checks all open displays for a #GdkEvent to process,to be processed
+ * on, fetching events from the windowing system if necessary.
+ * See gdk_display_get_event().
+ *
+ * Return value: the next #GdkEvent to be processed, or %NULL if no events
+ * are pending. The returned #GdkEvent should be freed with gdk_event_free().
+ **/
GdkEvent*
gdk_event_get (void)
{
- gdk_events_queue ();
+ GSList *tmp_list;
- return gdk_event_unqueue ();
+ for (tmp_list = _gdk_displays; tmp_list; tmp_list = tmp_list->next)
+ {
+ GdkEvent *event = gdk_display_get_event (tmp_list->data);
+ if (event)
+ return event;
+ }
+
+ return NULL;
}
-/*
- *--------------------------------------------------------------
- * gdk_event_peek
- *
- * Gets the next event.
- *
- * Arguments:
- *
- * Results:
- * If an event is waiting that we care about, returns
- * a copy of that event, but does not remove it from
- * the queue. The pointer is to be freed with gdk_event_free.
- * Otherwise, returns NULL.
- *
- * Side effects:
+/**
+ * gdk_event_peek:
*
- *--------------------------------------------------------------
- */
-
+ * If there is an event waiting in the event queue of some open
+ * display, returns a copy of it. See gdk_display_peek_event().
+ *
+ * Return value: a copy of the first #GdkEvent on some event queue, or %NULL if no
+ * events are in any queues. The returned #GdkEvent should be freed with
+ * gdk_event_free().
+ **/
GdkEvent*
gdk_event_peek (void)
{
- GList *tmp_list;
+ GSList *tmp_list;
- tmp_list = gdk_event_queue_find_first ();
-
- if (tmp_list)
- return gdk_event_copy (tmp_list->data);
- else
- return NULL;
+ for (tmp_list = _gdk_displays; tmp_list; tmp_list = tmp_list->next)
+ {
+ GdkEvent *event = gdk_display_peek_event (tmp_list->data);
+ if (event)
+ return event;
+ }
+
+ return NULL;
}
+/**
+ * gdk_event_put:
+ * @event: a #GdkEvent.
+ *
+ * Appends a copy of the given event onto the front of the event
+ * queue for event->any.window's display, or the default event
+ * queue if event->any.window is %NULL. See gdk_display_put_event().
+ **/
void
gdk_event_put (GdkEvent *event)
{
- GdkEvent *new_event;
+ GdkDisplay *display;
g_return_if_fail (event != NULL);
-
- new_event = gdk_event_copy (event);
- gdk_event_queue_append (new_event);
-}
+ if (event->any.window)
+ display = gdk_drawable_get_display (event->any.window);
+ else
+ {
+ GDK_NOTE (MULTIHEAD,
+ g_message ("Falling back to default display for gdk_event_put()"));
+ display = gdk_display_get_default ();
+ }
-/*
- *--------------------------------------------------------------
- * gdk_event_copy
- *
- * Copy a event structure into new storage.
- *
- * Arguments:
- * "event" is the event struct to copy.
- *
- * Results:
- * A new event structure. Free it with gdk_event_free.
- *
- * Side effects:
- * The reference count of the window in the event is increased.
- *
- *--------------------------------------------------------------
- */
+ gdk_display_put_event (display, event);
+}
static GMemChunk *event_chunk = NULL;
+static GHashTable *event_hash = NULL;
GdkEvent*
-gdk_event_new (void)
+_gdk_event_new (void)
{
GdkEventPrivate *new_event;
if (event_chunk == NULL)
- event_chunk = g_mem_chunk_new ("events",
- sizeof (GdkEventPrivate),
- 4096,
- G_ALLOC_AND_FREE);
+ {
+ event_chunk = g_mem_chunk_new ("events",
+ sizeof (GdkEventPrivate),
+ 4096,
+ G_ALLOC_AND_FREE);
+ event_hash = g_hash_table_new (g_direct_hash, NULL);
+ }
new_event = g_chunk_new (GdkEventPrivate, event_chunk);
new_event->flags = 0;
+ new_event->screen = NULL;
+
+ g_hash_table_insert (event_hash, new_event, GUINT_TO_POINTER (1));
return (GdkEvent*) new_event;
}
+static gboolean
+gdk_event_is_allocated (GdkEvent *event)
+{
+ if (event_hash)
+ return g_hash_table_lookup (event_hash, event) != NULL;
+}
+
+/**
+ * gdk_event_copy:
+ * @event: a #GdkEvent
+ *
+ * Copies a #GdkEvent, copying or incrementing the reference count of the
+ * resources associated with it (e.g. #GdkWindow's and strings).
+ *
+ * Return value: a copy of @event. The returned #GdkEvent should be freed with
+ * gdk_event_free().
+ **/
GdkEvent*
gdk_event_copy (GdkEvent *event)
{
g_return_val_if_fail (event != NULL, NULL);
- new_event = gdk_event_new ();
+ new_event = _gdk_event_new ();
*new_event = *event;
if (new_event->any.window)
- gdk_window_ref (new_event->any.window);
+ g_object_ref (new_event->any.window);
switch (event->any.type)
{
case GDK_ENTER_NOTIFY:
case GDK_LEAVE_NOTIFY:
if (event->crossing.subwindow != NULL)
- gdk_window_ref (event->crossing.subwindow);
+ g_object_ref (event->crossing.subwindow);
break;
case GDK_DRAG_ENTER:
case GDK_DRAG_STATUS:
case GDK_DROP_START:
case GDK_DROP_FINISHED:
- gdk_drag_context_ref (event->dnd.context);
+ g_object_ref (event->dnd.context);
+ break;
+
+ case GDK_EXPOSE:
+ if (event->expose.region)
+ new_event->expose.region = gdk_region_copy (event->expose.region);
+ break;
+
+ case GDK_SETTING:
+ new_event->setting.name = g_strdup (new_event->setting.name);
break;
default:
return new_event;
}
-/*
- *--------------------------------------------------------------
- * gdk_event_free
- *
- * Free a event structure obtained from gdk_event_copy. Do not use
- * with other event structures.
- *
- * Arguments:
- * "event" is the event struct to free.
- *
- * Results:
- *
- * Side effects:
- * The reference count of the window in the event is decreased and
- * might be freed, too.
- *
- *-------------------------------------------------------------- */
-
+/**
+ * gdk_event_free:
+ * @event: a #GdkEvent.
+ *
+ * Frees a #GdkEvent, freeing or decrementing any resources associated with it.
+ * Note that this function should only be called with events returned from
+ * functions such as gdk_event_peek(), gdk_event_get(),
+ * gdk_event_get_graphics_expose() and gdk_event_copy().
+ **/
void
gdk_event_free (GdkEvent *event)
{
g_assert (event_chunk != NULL); /* paranoid */
if (event->any.window)
- gdk_window_unref (event->any.window);
+ g_object_unref (event->any.window);
switch (event->any.type)
{
case GDK_ENTER_NOTIFY:
case GDK_LEAVE_NOTIFY:
if (event->crossing.subwindow != NULL)
- gdk_window_unref (event->crossing.subwindow);
+ g_object_unref (event->crossing.subwindow);
break;
case GDK_DRAG_ENTER:
case GDK_DRAG_STATUS:
case GDK_DROP_START:
case GDK_DROP_FINISHED:
- gdk_drag_context_unref (event->dnd.context);
+ g_object_unref (event->dnd.context);
break;
case GDK_BUTTON_PRESS:
if (event->button.axes)
g_free (event->button.axes);
break;
-
+
+ case GDK_EXPOSE:
+ if (event->expose.region)
+ gdk_region_destroy (event->expose.region);
+ break;
+
case GDK_MOTION_NOTIFY:
if (event->motion.axes)
g_free (event->motion.axes);
break;
+ case GDK_SETTING:
+ g_free (event->setting.name);
+ break;
+
default:
break;
}
-
+
+ g_hash_table_remove (event_chunk, event);
g_mem_chunk_free (event_chunk, event);
}
-/*
- *--------------------------------------------------------------
+/**
* gdk_event_get_time:
- * Get the timestamp from an event.
- * arguments:
- * event:
- * results:
- * The event's time stamp, if it has one, otherwise
- * GDK_CURRENT_TIME.
- *--------------------------------------------------------------
- */
-
+ * @event: a #GdkEvent
+ *
+ * Returns the time stamp from @event, if there is one; otherwise
+ * returns #GDK_CURRENT_TIME. If @event is %NULL, returns #GDK_CURRENT_TIME.
+ *
+ * Return value: time stamp field from @event
+ **/
guint32
gdk_event_get_time (GdkEvent *event)
{
case GDK_EXPOSE:
case GDK_MAP:
case GDK_UNMAP:
+ case GDK_WINDOW_STATE:
+ case GDK_SETTING:
/* return current time */
break;
}
*
* If the event contains a "state" field, puts that field in @state. Otherwise
* stores an empty state (0). Returns %TRUE if there was a state field
- * in the event.
+ * in the event. @event may be %NULL, in which case it's treated
+ * as if the event had no state field.
*
* Return value: %TRUE if there was a state field in the event
**/
gdk_event_get_state (GdkEvent *event,
GdkModifierType *state)
{
+ g_return_val_if_fail (state != NULL, FALSE);
+
if (event)
switch (event->type)
{
case GDK_MOTION_NOTIFY:
- return event->motion.state;
+ *state = event->motion.state;
+ return TRUE;
case GDK_BUTTON_PRESS:
case GDK_2BUTTON_PRESS:
case GDK_3BUTTON_PRESS:
case GDK_BUTTON_RELEASE:
- return event->button.state;
+ *state = event->button.state;
+ return TRUE;
case GDK_SCROLL:
- return event->scroll.state;
+ *state = event->scroll.state;
+ return TRUE;
case GDK_KEY_PRESS:
case GDK_KEY_RELEASE:
- return event->key.state;
+ *state = event->key.state;
+ return TRUE;
case GDK_ENTER_NOTIFY:
case GDK_LEAVE_NOTIFY:
- return event->crossing.state;
+ *state = event->crossing.state;
+ return TRUE;
case GDK_PROPERTY_NOTIFY:
- return event->property.state;
+ *state = event->property.state;
+ return TRUE;
case GDK_VISIBILITY_NOTIFY:
- return event->visibility.state;
case GDK_CLIENT_EVENT:
case GDK_NO_EXPOSE:
case GDK_CONFIGURE:
case GDK_EXPOSE:
case GDK_MAP:
case GDK_UNMAP:
+ case GDK_WINDOW_STATE:
+ case GDK_SETTING:
/* no state field */
break;
}
- return 0;
+ *state = 0;
+ return FALSE;
+}
+
+/**
+ * gdk_event_get_coords:
+ * @event: a #GdkEvent
+ * @x_win: location to put event window x coordinate
+ * @y_win: location to put event window y coordinate
+ *
+ * Extract the event window relative x/y coordinates from an event.
+ *
+ * Return value: %TRUE if the event delivered event window coordinates
+ **/
+gboolean
+gdk_event_get_coords (GdkEvent *event,
+ gdouble *x_win,
+ gdouble *y_win)
+{
+ gdouble x = 0, y = 0;
+ gboolean fetched = TRUE;
+
+ g_return_val_if_fail (event != NULL, FALSE);
+
+ switch (event->type)
+ {
+ case GDK_CONFIGURE:
+ x = event->configure.x;
+ y = event->configure.y;
+ break;
+ case GDK_ENTER_NOTIFY:
+ case GDK_LEAVE_NOTIFY:
+ x = event->crossing.x;
+ y = event->crossing.y;
+ break;
+ case GDK_SCROLL:
+ x = event->scroll.x;
+ y = event->scroll.y;
+ break;
+ case GDK_BUTTON_PRESS:
+ case GDK_2BUTTON_PRESS:
+ case GDK_3BUTTON_PRESS:
+ case GDK_BUTTON_RELEASE:
+ x = event->button.x;
+ y = event->button.y;
+ break;
+ case GDK_MOTION_NOTIFY:
+ x = event->motion.x;
+ y = event->motion.y;
+ break;
+ default:
+ fetched = FALSE;
+ break;
+ }
+
+ if (x_win)
+ *x_win = x;
+ if (y_win)
+ *y_win = y;
+
+ return fetched;
+}
+
+/**
+ * gdk_event_get_root_coords:
+ * @event: a #GdkEvent
+ * @x_root: location to put root window x coordinate
+ * @y_root: location to put root window y coordinate
+ *
+ * Extract the root window relative x/y coordinates from an event.
+ *
+ * Return value: %TRUE if the event delivered root window coordinates
+ **/
+gboolean
+gdk_event_get_root_coords (GdkEvent *event,
+ gdouble *x_root,
+ gdouble *y_root)
+{
+ gdouble x = 0, y = 0;
+ gboolean fetched = TRUE;
+
+ g_return_val_if_fail (event != NULL, FALSE);
+
+ switch (event->type)
+ {
+ case GDK_MOTION_NOTIFY:
+ x = event->motion.x_root;
+ y = event->motion.y_root;
+ break;
+ case GDK_BUTTON_PRESS:
+ case GDK_2BUTTON_PRESS:
+ case GDK_3BUTTON_PRESS:
+ case GDK_BUTTON_RELEASE:
+ x = event->button.x_root;
+ y = event->button.y_root;
+ break;
+ case GDK_ENTER_NOTIFY:
+ case GDK_LEAVE_NOTIFY:
+ x = event->crossing.x_root;
+ y = event->crossing.y_root;
+ break;
+ case GDK_DRAG_ENTER:
+ case GDK_DRAG_LEAVE:
+ case GDK_DRAG_MOTION:
+ case GDK_DRAG_STATUS:
+ case GDK_DROP_START:
+ case GDK_DROP_FINISHED:
+ x = event->dnd.x_root;
+ y = event->dnd.y_root;
+ break;
+ default:
+ fetched = FALSE;
+ break;
+ }
+
+ if (x_root)
+ *x_root = x;
+ if (y_root)
+ *y_root = y;
+
+ return fetched;
}
/**
return gdk_device_get_axis (device, axes, axis_use, value);
}
-/*
- *--------------------------------------------------------------
- * gdk_set_show_events
- *
- * Turns on/off the showing of events.
- *
- * Arguments:
- * "show_events" is a boolean describing whether or
- * not to show the events gdk receives.
- *
- * Results:
- *
- * Side effects:
- * When "show_events" is TRUE, calls to "gdk_event_get"
- * will output debugging informatin regarding the event
- * received to stdout.
- *
- *--------------------------------------------------------------
- */
+/**
+ * gdk_event_set_screen:
+ * @event: a #GdkEvent
+ * @screen: a #GdkScreen
+ *
+ * Sets the screen for @event to @screen. The event must
+ * have been allocated by GTK+, for instance, by
+ * gdk_event_copy().
+ **/
+void
+gdk_event_set_screen (GdkEvent *event,
+ GdkScreen *screen)
+{
+ GdkEventPrivate *private;
+
+ g_return_if_fail (gdk_event_is_allocated (event));
+
+ private = (GdkEventPrivate *)event;
+
+ private->screen = screen;
+}
+
+/**
+ * gdk_event_get_screen:
+ * @event: a #GdkEvent
+ *
+ * Returns the screen for the event. The screen is
+ * typically the screen for event->any.window, but
+ * for events such as mouse events, it is the screen
+ * where the the pointer was when the event occurs -
+ * that is, the screen which has the root window
+ * to which event->motion.x_root and
+ * event->motion.y_root are relative.
+ *
+ * Return value: the screen for the event
+ **/
+GdkScreen *
+gdk_event_get_screen (GdkEvent *event)
+{
+ if (gdk_event_is_allocated (event))
+ {
+ GdkEventPrivate *private = (GdkEventPrivate *)event;
+
+ if (private->screen)
+ return private->screen;
+ }
+
+ if (event->any.window)
+ return gdk_drawable_get_screen (event->any.window);
+ return NULL;
+}
+
+/**
+ * gdk_set_show_events:
+ * @show_events: %TRUE to output event debugging information.
+ *
+ * Sets whether a trace of received events is output.
+ * Note that GTK+ must be compiled with debugging (that is,
+ * configured using the <option>--enable-debug</option> option)
+ * to use this option.
+ **/
void
gdk_set_show_events (gboolean show_events)
{
if (show_events)
- gdk_debug_flags |= GDK_DEBUG_EVENTS;
+ _gdk_debug_flags |= GDK_DEBUG_EVENTS;
else
- gdk_debug_flags &= ~GDK_DEBUG_EVENTS;
+ _gdk_debug_flags &= ~GDK_DEBUG_EVENTS;
}
+/**
+ * gdk_get_show_events:
+ *
+ * Gets whether event debugging output is enabled.
+ *
+ * Return value: %TRUE if event debugging output is enabled.
+ **/
gboolean
gdk_get_show_events (void)
{
- return (gdk_debug_flags & GDK_DEBUG_EVENTS) != 0;
+ return (_gdk_debug_flags & GDK_DEBUG_EVENTS) != 0;
}
static void
g_source_remove (tag);
}
-GdkEvent*
-gdk_event_unqueue (void)
-{
- GdkEvent *event = NULL;
- GList *tmp_list;
-
- tmp_list = gdk_event_queue_find_first ();
-
- if (tmp_list)
- {
- event = tmp_list->data;
- gdk_event_queue_remove_link (tmp_list);
- g_list_free_1 (tmp_list);
- }
-
- return event;
-}
-
-void
-gdk_synthesize_click (GdkEvent *event,
- gint nclicks)
+static void
+gdk_synthesize_click (GdkDisplay *display,
+ GdkEvent *event,
+ gint nclicks)
{
GdkEvent temp_event;
temp_event = *event;
temp_event.type = (nclicks == 2) ? GDK_2BUTTON_PRESS : GDK_3BUTTON_PRESS;
- gdk_event_put (&temp_event);
+ gdk_display_put_event (display, &temp_event);
}
void
-gdk_event_button_generate (GdkEvent *event)
+_gdk_event_button_generate (GdkDisplay *display,
+ GdkEvent *event)
{
- if ((event->button.time < (button_click_time[1] + TRIPLE_CLICK_TIME)) &&
- (event->button.window == button_window[1]) &&
- (event->button.button == button_number[1]))
+ if ((event->button.time < (display->button_click_time[1] + TRIPLE_CLICK_TIME (display))) &&
+ (event->button.window == display->button_window[1]) &&
+ (event->button.button == display->button_number[1]))
{
- gdk_synthesize_click (event, 3);
+ gdk_synthesize_click (display, event, 3);
- button_click_time[1] = 0;
- button_click_time[0] = 0;
- button_window[1] = NULL;
- button_window[0] = 0;
- button_number[1] = -1;
- button_number[0] = -1;
+ display->button_click_time[1] = 0;
+ display->button_click_time[0] = 0;
+ display->button_window[1] = NULL;
+ display->button_window[0] = 0;
+ display->button_number[1] = -1;
+ display->button_number[0] = -1;
}
- else if ((event->button.time < (button_click_time[0] + DOUBLE_CLICK_TIME)) &&
- (event->button.window == button_window[0]) &&
- (event->button.button == button_number[0]))
+ else if ((event->button.time < (display->button_click_time[0] + display->double_click_time)) &&
+ (event->button.window == display->button_window[0]) &&
+ (event->button.button == display->button_number[0]))
{
- gdk_synthesize_click (event, 2);
+ gdk_synthesize_click (display, event, 2);
- button_click_time[1] = button_click_time[0];
- button_click_time[0] = event->button.time;
- button_window[1] = button_window[0];
- button_window[0] = event->button.window;
- button_number[1] = button_number[0];
- button_number[0] = event->button.button;
+ display->button_click_time[1] = display->button_click_time[0];
+ display->button_click_time[0] = event->button.time;
+ display->button_window[1] = display->button_window[0];
+ display->button_window[0] = event->button.window;
+ display->button_number[1] = display->button_number[0];
+ display->button_number[0] = event->button.button;
}
else
{
- button_click_time[1] = 0;
- button_click_time[0] = event->button.time;
- button_window[1] = NULL;
- button_window[0] = event->button.window;
- button_number[1] = -1;
- button_number[0] = event->button.button;
+ display->button_click_time[1] = 0;
+ display->button_click_time[0] = event->button.time;
+ display->button_window[1] = NULL;
+ display->button_window[0] = event->button.window;
+ display->button_number[1] = -1;
+ display->button_number[0] = event->button.button;
+ }
+}
+
+void
+gdk_synthesize_window_state (GdkWindow *window,
+ GdkWindowState unset_flags,
+ GdkWindowState set_flags)
+{
+ GdkEvent temp_event;
+ GdkWindowState old;
+
+ g_return_if_fail (window != NULL);
+
+ temp_event.window_state.window = window;
+ temp_event.window_state.type = GDK_WINDOW_STATE;
+ temp_event.window_state.send_event = FALSE;
+
+ old = ((GdkWindowObject*) temp_event.window_state.window)->state;
+
+ temp_event.window_state.changed_mask = (unset_flags | set_flags) ^ old;
+ temp_event.window_state.new_window_state = old;
+ temp_event.window_state.new_window_state |= set_flags;
+ temp_event.window_state.new_window_state &= ~unset_flags;
+
+ if (temp_event.window_state.new_window_state == old)
+ return; /* No actual work to do, nothing changed. */
+
+ /* Actually update the field in GdkWindow, this is sort of an odd
+ * place to do it, but seems like the safest since it ensures we expose no
+ * inconsistent state to the user.
+ */
+
+ ((GdkWindowObject*) window)->state = temp_event.window_state.new_window_state;
+
+ /* We only really send the event to toplevels, since
+ * all the window states don't apply to non-toplevels.
+ * Non-toplevels do use the GDK_WINDOW_STATE_WITHDRAWN flag
+ * internally so we needed to update window->state.
+ */
+ switch (((GdkWindowObject*) window)->window_type)
+ {
+ case GDK_WINDOW_TOPLEVEL:
+ case GDK_WINDOW_DIALOG:
+ case GDK_WINDOW_TEMP: /* ? */
+ gdk_display_put_event (gdk_drawable_get_display (window), &temp_event);
+ break;
+
+ case GDK_WINDOW_FOREIGN:
+ case GDK_WINDOW_ROOT:
+ case GDK_WINDOW_CHILD:
+ break;
}
}
+
+/**
+ * gdk_display_set_double_click_time:
+ * @display: a #GdkDisplay
+ * @msec: double click time in milliseconds (thousandths of a second)
+ *
+ * Sets the double click time (two clicks within this time interval
+ * count as a double click and result in a #GDK_2BUTTON_PRESS event).
+ * Applications should NOT set this, it is a global user-configured setting.
+ **/
+void
+gdk_display_set_double_click_time (GdkDisplay *display,
+ guint msec)
+{
+ display->double_click_time = msec;
+}
+
+/**
+ * gdk_set_double_click_time:
+ * @msec: double click time in milliseconds (thousandths of a second)
+ *
+ * Set the double click time for the default display. See
+ * gdk_display_set_double_click_time(). Applications should NOT
+ * set this, it is a global user-configured setting.
+ **/
+void
+gdk_set_double_click_time (guint msec)
+{
+ gdk_display_set_double_click_time (gdk_display_get_default (), msec);
+}
+
+GType
+gdk_event_get_type (void)
+{
+ static GType our_type = 0;
+
+ if (our_type == 0)
+ our_type = g_boxed_type_register_static ("GdkEvent",
+ (GBoxedCopyFunc)gdk_event_copy,
+ (GBoxedFreeFunc)gdk_event_free);
+ return our_type;
+}
+
+/**
+ * gdk_setting_get:
+ * @name: the name of the setting.
+ * @value: location to store the value of the setting.
+ *
+ * Obtains a desktop-wide setting, such as the double-click time,
+ * for the default screen. See gdk_screen_get_setting().
+ *
+ * Returns : %TRUE if the setting existed and a value was stored
+ * in @value, %FALSE otherwise.
+ **/
+gboolean
+gdk_setting_get (const gchar *name,
+ GValue *value)
+{
+ return gdk_screen_get_setting (gdk_screen_get_default (), name, value);
+}
projects / ~andy / gtk / blobdiff