void ChromeClient::setCursor(const Cursor& cursor)
{
// [GTK] Widget::setCursor() gets called frequently
// http://bugs.webkit.org/show_bug.cgi?id=16388
// Setting the cursor may be an expensive operation in some backends,
// so don't re-set the cursor if it's already set to the target value.
GdkWindow* window = gtk_widget_get_window(platformPageClient());
GdkCursor* currentCursor = gdk_window_get_cursor(window);
GdkCursor* newCursor = cursor.platformCursor().get();
if (currentCursor != newCursor)
gdk_window_set_cursor(window, newCursor);
}
static void chatroom_enable_hand_cursor(GdkWindow *window, gboolean hand_cursor_enabled) {
#if GTK_CHECK_VERSION(2,22,0)
GdkCursor *cursor = gdk_window_get_cursor(window);
GdkCursor *new_cursor = NULL;
if(!hand_cursor_enabled && gdk_cursor_get_cursor_type(cursor) != GDK_XTERM) {
new_cursor = gdk_cursor_new(GDK_XTERM);
} else if(hand_cursor_enabled && gdk_cursor_get_cursor_type(cursor) != GDK_HAND1) {
new_cursor = gdk_cursor_new(GDK_HAND1);
}
if(new_cursor) {
gdk_window_set_cursor(window, new_cursor);
gdk_cursor_unref(new_cursor);
}
#endif
}
void trace_put_cursor(void)
{
GdkWindow *window;
GdkCursor *cursor;
if (!parent_window)
return;
window = GTK_WIDGET(parent_window)->window;
cursor = gdk_window_get_cursor(window);
if (cursor)
gdk_cursor_unref(cursor);
cursor = pop_cursor();
gdk_window_set_cursor(window, cursor);
}
void trace_set_cursor(GdkCursorType type)
{
GdkWindow *window;
GdkCursor *cursor;
if (!parent_window)
return;
window = GTK_WIDGET(parent_window)->window;
/* save the previous cursor */
cursor = gdk_window_get_cursor(window);
push_cursor(cursor);
cursor = gdk_cursor_new(type);
if (!cursor)
die("Can't create cursor");
gdk_window_set_cursor(window, cursor);
}
/**
* glade_cursor_set:
* @window: a #GdkWindow
* @type: a #GladeCursorType
*
* Sets the cursor for @window to something appropriate based on @type.
* (also sets the cursor on all visible project widgets)
*/
void
glade_cursor_set (GladeProject *project,
GdkWindow *window,
GladeCursorType type)
{
GladeWidgetAdaptor *adaptor;
GdkCursor *the_cursor = NULL;
g_return_if_fail (cursor != NULL);
switch (type)
{
case GLADE_CURSOR_SELECTOR:
the_cursor = cursor->selector;
break;
case GLADE_CURSOR_ADD_WIDGET:
if ((adaptor =
glade_project_get_add_item (project)) != NULL)
{
g_object_get (adaptor, "cursor", &the_cursor, NULL);
if (the_cursor == NULL)
the_cursor = cursor->add_widget;
}
else
the_cursor = cursor->add_widget;
break;
case GLADE_CURSOR_RESIZE_TOP_LEFT:
the_cursor = cursor->resize_top_left;
break;
case GLADE_CURSOR_RESIZE_TOP_RIGHT:
the_cursor = cursor->resize_top_right;
break;
case GLADE_CURSOR_RESIZE_BOTTOM_LEFT:
the_cursor = cursor->resize_bottom_left;
break;
case GLADE_CURSOR_RESIZE_BOTTOM_RIGHT:
the_cursor = cursor->resize_bottom_right;
break;
case GLADE_CURSOR_RESIZE_LEFT:
the_cursor = cursor->resize_left;
break;
case GLADE_CURSOR_RESIZE_RIGHT:
the_cursor = cursor->resize_right;
break;
case GLADE_CURSOR_RESIZE_TOP:
the_cursor = cursor->resize_top;
break;
case GLADE_CURSOR_RESIZE_BOTTOM:
the_cursor = cursor->resize_bottom;
break;
case GLADE_CURSOR_DRAG:
the_cursor = cursor->drag;
break;
default:
break;
}
if (the_cursor != gdk_window_get_cursor (window))
{
set_cursor (project, cursor->selector);
gdk_window_set_cursor (window, the_cursor);
}
}