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display: Add signals for plugins to know when a grab op begins/ends
https://bugzilla.gnome.org/show_bug.cgi?id=670658
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@ -51,6 +51,8 @@
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#include <meta/compositor.h>
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#include <X11/Xatom.h>
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#include <X11/cursorfont.h>
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#include "mutter-enum-types.h"
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#ifdef HAVE_SOLARIS_XINERAMA
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#include <X11/extensions/xinerama.h>
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#endif
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@ -135,6 +137,8 @@ enum
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WINDOW_CREATED,
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WINDOW_DEMANDS_ATTENTION,
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WINDOW_MARKED_URGENT,
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GRAB_OP_BEGIN,
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GRAB_OP_END,
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LAST_SIGNAL
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};
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@ -258,6 +262,28 @@ meta_display_class_init (MetaDisplayClass *klass)
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G_TYPE_NONE, 1,
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META_TYPE_WINDOW);
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display_signals[GRAB_OP_BEGIN] =
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g_signal_new ("grab-op-begin",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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0,
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NULL, NULL, NULL,
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G_TYPE_NONE, 3,
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META_TYPE_SCREEN,
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META_TYPE_WINDOW,
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META_TYPE_GRAB_OP);
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display_signals[GRAB_OP_END] =
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g_signal_new ("grab-op-end",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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0,
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NULL, NULL, NULL,
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G_TYPE_NONE, 3,
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META_TYPE_SCREEN,
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META_TYPE_WINDOW,
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META_TYPE_GRAB_OP);
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g_object_class_install_property (object_class,
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PROP_FOCUS_WINDOW,
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g_param_spec_object ("focus-window",
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@ -3702,6 +3728,9 @@ meta_display_begin_grab_op (MetaDisplay *display,
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{
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meta_window_refresh_resize_popup (display->grab_window);
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}
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g_signal_emit (display, display_signals[GRAB_OP_BEGIN], 0,
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screen, display->grab_window, display->grab_op);
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return TRUE;
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}
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@ -3716,6 +3745,9 @@ meta_display_end_grab_op (MetaDisplay *display,
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if (display->grab_op == META_GRAB_OP_NONE)
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return;
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g_signal_emit (display, display_signals[GRAB_OP_END], 0,
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display->grab_screen, display->grab_window, display->grab_op);
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if (display->grab_window != NULL)
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display->grab_window->shaken_loose = FALSE;
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