/* Ignores (x, y) on input, translates event coordinates to
* allocation relative (x, y) of the returned widget.
*/
static GtkWidget *
find_topmost_widget_coords_from_event (GdkEvent *event,
gint *x,
gint *y)
{
GtkAllocation allocation;
gint tx, ty;
gdouble dx, dy;
GtkWidget *tmp;
gdk_event_get_coords (event, &dx, &dy);
/* Returns coordinates relative to tmp's allocation. */
tmp = _gtk_widget_find_at_coords (event->any.window, dx, dy, &tx, &ty);
if (!tmp)
return NULL;
/* Make sure the pointer can actually be on the widget returned. */
gtk_widget_get_allocation (tmp, &allocation);
if (tx < 0 || tx >= allocation.width ||
ty < 0 || ty >= allocation.height)
return NULL;
if (x)
*x = tx;
if (y)
*y = ty;
return tmp;
}
/* Ignores (x, y) on input, translates event coordinates to
* allocation relative (x, y) of the returned widget.
*/
static GtkWidget *
find_topmost_widget_coords_from_event (GdkEvent *event,
gint *x,
gint *y)
{
GtkAllocation allocation;
gint tx, ty;
gdouble dx, dy;
GtkWidget *tmp;
gdk_event_get_coords (event, &dx, &dy);
/* Returns coordinates relative to tmp's allocation. */
tmp = _gtk_widget_find_at_coords (event->any.window, dx, dy, &tx, &ty);
if (!tmp)
return NULL;
/* Make sure the pointer can actually be on the widget returned. */
gtk_widget_get_allocation (tmp, &allocation);
allocation.x = 0;
allocation.y = 0;
if (GTK_IS_WINDOW (tmp))
{
GtkBorder border;
_gtk_window_get_shadow_width (GTK_WINDOW (tmp), &border);
allocation.x = border.left;
allocation.y = border.top;
allocation.width -= border.left + border.right;
allocation.height -= border.top + border.bottom;
}
if (tx < allocation.x || tx >= allocation.width ||
ty < allocation.y || ty >= allocation.height)
return NULL;
if (x)
*x = tx;
if (y)
*y = ty;
return tmp;
}
static void
gtk_tooltip_show_tooltip (GdkDisplay *display)
{
gint x, y;
GdkScreen *screen;
GdkWindow *window;
GtkWidget *tooltip_widget;
GtkTooltip *tooltip;
gboolean has_tooltip;
gboolean return_value = FALSE;
tooltip = g_object_get_data (G_OBJECT (display),
"gdk-display-current-tooltip");
if (tooltip->keyboard_mode_enabled)
{
x = y = -1;
tooltip_widget = tooltip->keyboard_widget;
}
else
{
GdkDevice *device;
gint tx, ty;
window = tooltip->last_window;
if (!GDK_IS_WINDOW (window))
return;
device = gdk_device_manager_get_client_pointer (gdk_display_get_device_manager (display));
gdk_window_get_device_position (window, device, &x, &y, NULL);
gdk_window_get_root_coords (window, x, y, &tx, &ty);
tooltip->last_x = tx;
tooltip->last_y = ty;
tooltip_widget = _gtk_widget_find_at_coords (window, x, y, &x, &y);
}
if (!tooltip_widget)
return;
g_object_get (tooltip_widget, "has-tooltip", &has_tooltip, NULL);
return_value = gtk_tooltip_run_requery (&tooltip_widget, tooltip, &x, &y);
if (!return_value)
return;
if (!tooltip->current_window)
{
if (gtk_widget_get_tooltip_window (tooltip_widget))
tooltip->current_window = gtk_widget_get_tooltip_window (tooltip_widget);
else
tooltip->current_window = GTK_WINDOW (GTK_TOOLTIP (tooltip)->window);
}
screen = gtk_widget_get_screen (tooltip_widget);
/* FIXME: should use tooltip->current_window iso tooltip->window */
if (screen != gtk_widget_get_screen (tooltip->window))
{
g_signal_handlers_disconnect_by_func (display,
gtk_tooltip_display_closed,
tooltip);
gtk_window_set_screen (GTK_WINDOW (tooltip->window), screen);
g_signal_connect (display, "closed",
G_CALLBACK (gtk_tooltip_display_closed), tooltip);
}
gtk_tooltip_position (tooltip, display, tooltip_widget);
/* Now a tooltip is visible again on the display, make sure browse
* mode is enabled.
*/
tooltip->browse_mode_enabled = TRUE;
if (tooltip->browse_mode_timeout_id)
{
g_source_remove (tooltip->browse_mode_timeout_id);
tooltip->browse_mode_timeout_id = 0;
}
}
