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display: Add signals for plugins to know when a grab op begins/ends

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https://bugzilla.gnome.org/show_bug.cgi?id=670658
This commit is contained in:
Jasper St. Pierre 2012-02-10 10:27:14 -05:00
parent 9e439a22b5
commit efc90173b1
1 changed files with 32 additions and 0 deletions
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32
src/core/display.c
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@ -51,6 +51,8 @@
#include <meta/compositor.h>
#include <X11/Xatom.h>
#include <X11/cursorfont.h>
#include "mutter-enum-types.h"
#ifdef HAVE_SOLARIS_XINERAMA
#include <X11/extensions/xinerama.h>
#endif
@ -135,6 +137,8 @@ enum
WINDOW_CREATED,
WINDOW_DEMANDS_ATTENTION,
WINDOW_MARKED_URGENT,
GRAB_OP_BEGIN,
GRAB_OP_END,
LAST_SIGNAL
};
@ -258,6 +262,28 @@ meta_display_class_init (MetaDisplayClass *klass)
G_TYPE_NONE, 1,
META_TYPE_WINDOW);
display_signals[GRAB_OP_BEGIN] =
g_signal_new ("grab-op-begin",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
0,
NULL, NULL, NULL,
G_TYPE_NONE, 3,
META_TYPE_SCREEN,
META_TYPE_WINDOW,
META_TYPE_GRAB_OP);
display_signals[GRAB_OP_END] =
g_signal_new ("grab-op-end",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
0,
NULL, NULL, NULL,
G_TYPE_NONE, 3,
META_TYPE_SCREEN,
META_TYPE_WINDOW,
META_TYPE_GRAB_OP);
g_object_class_install_property (object_class,
PROP_FOCUS_WINDOW,
g_param_spec_object ("focus-window",
@ -3703,6 +3729,9 @@ meta_display_begin_grab_op (MetaDisplay *display,
meta_window_refresh_resize_popup (display->grab_window);
}
g_signal_emit (display, display_signals[GRAB_OP_BEGIN], 0,
screen, display->grab_window, display->grab_op);
return TRUE;
}
@ -3716,6 +3745,9 @@ meta_display_end_grab_op (MetaDisplay *display,
if (display->grab_op == META_GRAB_OP_NONE)
return;
g_signal_emit (display, display_signals[GRAB_OP_END], 0,
display->grab_screen, display->grab_window, display->grab_op);
if (display->grab_window != NULL)
display->grab_window->shaken_loose = FALSE;