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Export functions to iterate over window transients

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https://bugzilla.gnome.org/show_bug.cgi?id=616050
This commit is contained in:
Colin Walters 2010-04-24 17:19:25 -04:00
parent 49940877d1
commit 609aae684f
3 changed files with 37 additions and 14 deletions
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9
src/core/window-private.h
View File

@ -46,9 +46,6 @@
typedef struct _MetaWindowQueue MetaWindowQueue; typedef struct _MetaWindowQueue MetaWindowQueue;
typedef gboolean (*MetaWindowForeachFunc) (MetaWindow *window,
void *data);
typedef enum { typedef enum {
META_CLIENT_TYPE_UNKNOWN = 0, META_CLIENT_TYPE_UNKNOWN = 0,
META_CLIENT_TYPE_APPLICATION = 1, META_CLIENT_TYPE_APPLICATION = 1,
@ -580,12 +577,6 @@ void meta_window_refresh_resize_popup (MetaWindow *window);
void meta_window_free_delete_dialog (MetaWindow *window); void meta_window_free_delete_dialog (MetaWindow *window);
void meta_window_foreach_transient (MetaWindow *window,
MetaWindowForeachFunc func,
void *data);
void meta_window_foreach_ancestor (MetaWindow *window,
MetaWindowForeachFunc func,
void *data);
void meta_window_begin_grab_op (MetaWindow *window, void meta_window_begin_grab_op (MetaWindow *window,
MetaGrabOp op, MetaGrabOp op,

31
src/core/window.c
View File

@ -8247,10 +8247,22 @@ meta_window_refresh_resize_popup (MetaWindow *window)
} }
} }
/**
* meta_window_foreach_transient:
* @window: a #MetaWindow
* @func: (scope call): Called for each window which is a transient of @window (transitively)
* @user_data: (closure): User data
*
* Call @func for every window which is either transient for @window, or is
* a transient of a window which is in turn transient for @window.
* The order of window enumeration is not defined.
*
* Iteration will stop if @func at any point returns %FALSE.
*/
void void
meta_window_foreach_transient (MetaWindow *window, meta_window_foreach_transient (MetaWindow *window,
MetaWindowForeachFunc func, MetaWindowForeachFunc func,
void *data) void *user_data)
{ {
GSList *windows; GSList *windows;
GSList *tmp; GSList *tmp;
@ -8264,7 +8276,7 @@ meta_window_foreach_transient (MetaWindow *window,
if (meta_window_is_ancestor_of_transient (window, transient)) if (meta_window_is_ancestor_of_transient (window, transient))
{ {
if (!(* func) (transient, data)) if (!(* func) (transient, user_data))
break; break;
} }
@ -8274,10 +8286,19 @@ meta_window_foreach_transient (MetaWindow *window,
g_slist_free (windows); g_slist_free (windows);
} }
/**
* meta_window_foreach_ancestor:
* @window: a #MetaWindow
* @func: (scope call): Called for each window which is a transient parent of @window
* @user_data: (closure): User data
*
* If @window is transient, call @func with the window for which it's transient,
* repeatedly until either we find a non-transient window, or @func returns %FALSE.
*/
void void
meta_window_foreach_ancestor (MetaWindow *window, meta_window_foreach_ancestor (MetaWindow *window,
MetaWindowForeachFunc func, MetaWindowForeachFunc func,
void *data) void *user_data)
{ {
MetaWindow *w; MetaWindow *w;
MetaWindow *tortoise; MetaWindow *tortoise;
@ -8295,7 +8316,7 @@ meta_window_foreach_ancestor (MetaWindow *window,
if (w == NULL || w == tortoise) if (w == NULL || w == tortoise)
break; break;
if (!(* func) (w, data)) if (!(* func) (w, user_data))
break; break;
if (w->xtransient_for == None || if (w->xtransient_for == None ||
@ -8307,7 +8328,7 @@ meta_window_foreach_ancestor (MetaWindow *window,
if (w == NULL || w == tortoise) if (w == NULL || w == tortoise)
break; break;
if (!(* func) (w, data)) if (!(* func) (w, user_data))
break; break;
tortoise = meta_display_lookup_x_window (tortoise->display, tortoise = meta_display_lookup_x_window (tortoise->display,

11
src/include/window.h
View File

@ -108,6 +108,17 @@ MetaStackLayer meta_window_get_layer (MetaWindow *window);
MetaWindow* meta_window_find_root_ancestor (MetaWindow *window); MetaWindow* meta_window_find_root_ancestor (MetaWindow *window);
gboolean meta_window_is_ancestor_of_transient (MetaWindow *window, gboolean meta_window_is_ancestor_of_transient (MetaWindow *window,
MetaWindow *transient); MetaWindow *transient);
typedef gboolean (*MetaWindowForeachFunc) (MetaWindow *window,
void *data);
void meta_window_foreach_transient (MetaWindow *window,
MetaWindowForeachFunc func,
void *user_data);
void meta_window_foreach_ancestor (MetaWindow *window,
MetaWindowForeachFunc func,
void *user_data);
gboolean meta_window_is_mapped (MetaWindow *window); gboolean meta_window_is_mapped (MetaWindow *window);
gboolean meta_window_toplevel_is_mapped (MetaWindow *window); gboolean meta_window_toplevel_is_mapped (MetaWindow *window);
gboolean meta_window_get_icon_geometry (MetaWindow *window, gboolean meta_window_get_icon_geometry (MetaWindow *window,