[Xfce4-commits] [apps/xfdashboard] 01/01: Implement new signal "closed" at window interface XfdashboardWindowTrackerWindow and implement a default signal handler at window manager interface XfdashboardWindowTracker also which emits the new windows' "closed" signal and will be inherited by all backend by default.

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   in repository apps/xfdashboard.

commit 85d4e6c02f91bdd67d365ec27c7a840fc5d48d66
Author: Stephan Haller <nomad at froevel.de>
Date:   Tue Jun 26 07:45:54 2018 +0200

    Implement new signal "closed" at window interface XfdashboardWindowTrackerWindow and implement a default signal handler at window manager interface XfdashboardWindowTracker also which emits the new windows' "closed" signal and will be inherited by all backend by default.
---
 libxfdashboard/window-tracker-window.c | 12 ++++++++++++
 libxfdashboard/window-tracker-window.h |  1 +
 libxfdashboard/window-tracker.c        | 16 ++++++++++++++++
 3 files changed, 29 insertions(+)

diff --git a/libxfdashboard/window-tracker-window.c b/libxfdashboard/window-tracker-window.c
index 4e8daea..0be0343 100644
--- a/libxfdashboard/window-tracker-window.c
+++ b/libxfdashboard/window-tracker-window.c
@@ -51,6 +51,7 @@ enum
 	SIGNAL_WORKSPACE_CHANGED,
 	SIGNAL_MONITOR_CHANGED,
 	SIGNAL_GEOMETRY_CHANGED,
+	SIGNAL_CLOSED,
 
 	SIGNAL_LAST
 };
@@ -284,6 +285,17 @@ static void xfdashboard_window_tracker_window_default_init(XfdashboardWindowTrac
 							G_TYPE_NONE,
 							0);
 
+		XfdashboardWindowTrackerWindowSignals[SIGNAL_CLOSED]=
+			g_signal_new("closed",
+							G_TYPE_FROM_INTERFACE(iface),
+							G_SIGNAL_RUN_LAST,
+							G_STRUCT_OFFSET(XfdashboardWindowTrackerWindowInterface, closed),
+							NULL,
+							NULL,
+							g_cclosure_marshal_VOID__VOID,
+							G_TYPE_NONE,
+							0);
+
 		/* Set flag that base initialization was done for this interface */
 		initialized=TRUE;
 	}
diff --git a/libxfdashboard/window-tracker-window.h b/libxfdashboard/window-tracker-window.h
index facb798..4d6d289 100644
--- a/libxfdashboard/window-tracker-window.h
+++ b/libxfdashboard/window-tracker-window.h
@@ -143,6 +143,7 @@ struct _XfdashboardWindowTrackerWindowInterface
 	void (*monitor_changed)(XfdashboardWindowTrackerWindow *self,
 							XfdashboardWindowTrackerMonitor *inOldMonitor);
 	void (*geometry_changed)(XfdashboardWindowTrackerWindow *self);
+	void (*closed)(XfdashboardWindowTrackerWindow *self);
 };
 
 /* Public API */
diff --git a/libxfdashboard/window-tracker.c b/libxfdashboard/window-tracker.c
index 07757b3..29b8f44 100644
--- a/libxfdashboard/window-tracker.c
+++ b/libxfdashboard/window-tracker.c
@@ -84,6 +84,17 @@ static guint XfdashboardWindowTrackerSignals[SIGNAL_LAST]={ 0, };
 				G_OBJECT_TYPE_NAME(self), \
 				vfunc);
 
+/* Default implementation of virtual signal handler function "window_closed" */
+static void _xfdashboard_window_tracker_real_window_closed(XfdashboardWindowTracker *self,
+															XfdashboardWindowTrackerWindow *inWindow)
+{
+	g_return_if_fail(XFDASHBOARD_IS_WINDOW_TRACKER(self));
+	g_return_if_fail(XFDASHBOARD_IS_WINDOW_TRACKER_WINDOW(inWindow));
+
+	/* By default (if not overidden) emit "close" signal at window */
+	g_signal_emit_by_name(inWindow, "closed");
+}
+
 
 /* IMPLEMENTATION: GObject */
 
@@ -95,6 +106,11 @@ void xfdashboard_window_tracker_default_init(XfdashboardWindowTrackerInterface *
 	static gboolean		initialized=FALSE;
 	GParamSpec			*property;
 
+	/* The following virtual functions should be overriden if default
+	 * implementation does not fit.
+	 */
+	iface->window_closed=_xfdashboard_window_tracker_real_window_closed;
+
 	/* Define properties, signals and actions */
 	if(!initialized)
 	{

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