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Constrain tooltips to monitors

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Use st_tooltip_set_constrain_func() to set a function that constrains
tooltips to be on the same monitor as the original tip area.

https://bugzilla.gnome.org/show_bug.cgi?id=645547
This commit is contained in:
Owen W. Taylor 2011-03-22 11:56:24 -04:00
parent d19cdc206b
commit 80eb37ef60
1 changed files with 41 additions and 0 deletions
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41
src/main.c
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@ -108,6 +108,45 @@ shell_dbus_init (void)
g_object_unref (bus);
}
static void
constrain_tooltip (StTooltip *tooltip,
const ClutterGeometry *geometry,
ClutterGeometry *adjusted_geometry,
gpointer data)
{
const ClutterGeometry *tip_area = st_tooltip_get_tip_area (tooltip);
ShellGlobal *global = shell_global_get ();
MetaScreen *screen = shell_global_get_screen (global);
int n_monitors = meta_screen_get_n_monitors (screen);
int i;
*adjusted_geometry = *geometry;
/* A point that determines what screen we'll constrain to */
int x = tip_area->x + tip_area->width / 2;
int y = tip_area->y + tip_area->height / 2;
for (i = 0; i < n_monitors; i++)
{
MetaRectangle rect;
meta_screen_get_monitor_geometry (screen, i, &rect);
if (x >= rect.x && x < rect.x + rect.width &&
y >= rect.y && y < rect.y + rect.height)
{
if (adjusted_geometry->x + adjusted_geometry->width > rect.x + rect.width)
adjusted_geometry->x = rect.x + rect.width - adjusted_geometry->width;
if (adjusted_geometry->x < rect.x)
adjusted_geometry->x = rect.x;
if (adjusted_geometry->y + adjusted_geometry->height > rect.y + rect.height)
adjusted_geometry->y = rect.y + rect.height - adjusted_geometry->height;
if (adjusted_geometry->y < rect.y)
adjusted_geometry->y = rect.y;
return;
}
}
}
static void
update_font_options (GtkSettings *settings)
@ -139,6 +178,8 @@ update_font_options (GtkSettings *settings)
else
st_theme_context_set_default_resolution (context);
st_tooltip_set_constrain_func (stage, constrain_tooltip, NULL, NULL);
/* Clutter (as of 0.9) passes comprehensively wrong font options
* override whatever set_font_flags() did above.
*