gtk2/tooltip-positioning.patch
2010-05-08 02:56:39 +00:00

183 lines
5.9 KiB
Diff

diff --git a/gtk/gtktooltip.c b/gtk/gtktooltip.c
index 5cc2334..204a2b6 100644
--- a/gtk/gtktooltip.c
+++ b/gtk/gtktooltip.c
@@ -903,53 +903,128 @@ gtk_tooltip_position (GtkTooltip *tooltip,
{
gint x, y;
GdkScreen *screen;
+ gint monitor_num;
+ GdkRectangle monitor;
+ GtkRequisition requisition;
+ guint cursor_size;
+ GdkRectangle bounds;
+
+#define MAX_DISTANCE 32
tooltip->tooltip_widget = new_tooltip_widget;
+ screen = gtk_widget_get_screen (new_tooltip_widget);
+
+ gtk_widget_size_request (GTK_WIDGET (tooltip->current_window), &requisition);
+
+ monitor_num = gdk_screen_get_monitor_at_point (screen,
+ tooltip->last_x,
+ tooltip->last_y);
+ gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
+
+ get_bounding_box (new_tooltip_widget, &bounds);
+
/* Position the tooltip */
- /* FIXME: should we swap this when RTL is enabled? */
- if (tooltip->keyboard_mode_enabled)
+
+ cursor_size = gdk_display_get_default_cursor_size (display);
+
+ /* Try below */
+ x = bounds.x + bounds.width / 2 - requisition.width / 2;
+ y = bounds.y + bounds.height + 4;
+
+ if (y + requisition.height <= monitor.y + monitor.height)
{
- GdkRectangle bounds;
+ if (tooltip->keyboard_mode_enabled)
+ goto found;
- get_bounding_box (new_tooltip_widget, &bounds);
+ if (y <= tooltip->last_y + cursor_size + MAX_DISTANCE)
+ {
+ if (tooltip->last_x + cursor_size + MAX_DISTANCE < x)
+ x = tooltip->last_x + cursor_size + MAX_DISTANCE;
+ else if (x + requisition.width < tooltip->last_x - MAX_DISTANCE)
+ x = tooltip->last_x - MAX_DISTANCE - requisition.width;
- /* For keyboard mode we position the tooltip below the widget,
- * right of the center of the widget.
- */
- x = bounds.x + bounds.width / 2;
- y = bounds.y + bounds.height + 4;
+ goto found;
+ }
+ }
+
+ /* Try above */
+ x = bounds.x + bounds.width / 2 - requisition.width / 2;
+ y = bounds.y - requisition.height - 4;
+
+ if (y >= monitor.y)
+ {
+ if (tooltip->keyboard_mode_enabled)
+ goto found;
+
+ if (y + requisition.height >= tooltip->last_y - MAX_DISTANCE)
+ {
+ if (tooltip->last_x + cursor_size + MAX_DISTANCE < x)
+ x = tooltip->last_x + cursor_size + MAX_DISTANCE;
+ else if (x + requisition.width < tooltip->last_x - MAX_DISTANCE)
+ x = tooltip->last_x - MAX_DISTANCE - requisition.width;
+
+ goto found;
+ }
}
- else
+
+ /* Try right FIXME: flip on rtl ? */
+ x = bounds.x + bounds.width + 4;
+ y = bounds.y + bounds.height / 2 - requisition.height / 2;
+
+ if (x + requisition.width <= monitor.x + monitor.width)
{
- guint cursor_size;
+ if (tooltip->keyboard_mode_enabled)
+ goto found;
- x = tooltip->last_x;
- y = tooltip->last_y;
+ if (x <= tooltip->last_x + cursor_size + MAX_DISTANCE)
+ {
+ if (tooltip->last_y + cursor_size + MAX_DISTANCE < y)
+ y = tooltip->last_y + cursor_size + MAX_DISTANCE;
+ else if (y + requisition.height < tooltip->last_y - MAX_DISTANCE)
+ y = tooltip->last_y - MAX_DISTANCE - requisition.height;
- /* For mouse mode, we position the tooltip right of the cursor,
- * a little below the cursor's center.
- */
- cursor_size = gdk_display_get_default_cursor_size (display);
- x += cursor_size / 2;
- y += cursor_size / 2;
+ goto found;
+ }
}
- screen = gtk_widget_get_screen (new_tooltip_widget);
+ /* Try left FIXME: flip on rtl ? */
+ x = bounds.x - requisition.width - 4;
+ y = bounds.y + bounds.height / 2 - requisition.height / 2;
- /* Show it */
- if (tooltip->current_window)
+ if (x >= monitor.x)
{
- gint monitor_num;
- GdkRectangle monitor;
- GtkRequisition requisition;
+ if (tooltip->keyboard_mode_enabled)
+ goto found;
- gtk_widget_size_request (GTK_WIDGET (tooltip->current_window),
- &requisition);
+ if (x + requisition.width >= tooltip->last_x - MAX_DISTANCE)
+ {
+ if (tooltip->last_y + cursor_size + MAX_DISTANCE < y)
+ y = tooltip->last_y + cursor_size + MAX_DISTANCE;
+ else if (y + requisition.height < tooltip->last_y - MAX_DISTANCE)
+ y = tooltip->last_y - MAX_DISTANCE - requisition.height;
- monitor_num = gdk_screen_get_monitor_at_point (screen, x, y);
- gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
+ goto found;
+ }
+ }
+ /* Fallback */
+ if (tooltip->keyboard_mode_enabled)
+ {
+ x = bounds.x + bounds.width / 2 - requisition.width / 2;
+ y = bounds.y + bounds.height + 4;
+ }
+ else
+ {
+ /* At cursor */
+ x = tooltip->last_x + cursor_size * 3 / 4;
+ y = tooltip->last_y + cursor_size * 3 / 4;
+ }
+
+found:
+ /* Show it */
+ if (tooltip->current_window)
+ {
if (x + requisition.width > monitor.x + monitor.width)
x -= x - (monitor.x + monitor.width) + requisition.width;
else if (x < monitor.x)
@@ -957,7 +1032,9 @@ gtk_tooltip_position (GtkTooltip *tooltip,
if (y + requisition.height > monitor.y + monitor.height)
y -= y - (monitor.y + monitor.height) + requisition.height;
-
+ else if (y < monitor.y)
+ y = monitor.y;
+
if (!tooltip->keyboard_mode_enabled)
{
/* don't pop up under the pointer */
@@ -965,7 +1042,7 @@ gtk_tooltip_position (GtkTooltip *tooltip,
y <= tooltip->last_y && tooltip->last_y < y + requisition.height)
y = tooltip->last_y - requisition.height - 2;
}
-
+
gtk_window_move (GTK_WINDOW (tooltip->current_window), x, y);
gtk_widget_show (GTK_WIDGET (tooltip->current_window));
}