[gdm] Add screen capture sound effect to screenshot tool

[William Jon McCann <mccann src gnome org>]

commit 75cd827c8329a3cf3d3d7278e9660d1769d1836b
Author: William Jon McCann <jmccann redhat com>
Date:   Sun Aug 23 16:47:25 2009 -0400

    Add screen capture sound effect to screenshot tool

 configure.ac           |    7 ++++++
 utils/Makefile.am      |    2 +
 utils/gdm-screenshot.c |   53 ++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 62 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 4470557..e04025e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -48,6 +48,7 @@ SCROLLKEEPER_REQUIRED_VERSION=0.1.4
 GCONF_REQUIRED_VERSION=2.6.1
 GNOME_PANEL_REQUIRED_VERSION=2.0.0
 LIBXKLAVIER_REQUIRED_VERSION=4.0
+LIBCANBERRA_GTK_REQUIRED_VERSION=0.4
 #FONTCONFIG_REQUIRED_VERSION=2.6.0
 FONTCONFIG_REQUIRED_VERSION=2.5.0
 
@@ -89,6 +90,12 @@ PKG_CHECK_MODULES(GTK,
 AC_SUBST(GTK_CFLAGS)
 AC_SUBST(GTK_LIBS)
 
+PKG_CHECK_MODULES(CANBERRA_GTK,
+        libcanberra-gtk >= $LIBCANBERRA_GTK_REQUIRED_VERSION
+)
+AC_SUBST(GCONF_CFLAGS)
+AC_SUBST(GCONF_LIBS)
+
 PKG_CHECK_MODULES(GCONF,
         gconf-2.0 >= $GCONF_REQUIRED_VERSION
 )
diff --git a/utils/Makefile.am b/utils/Makefile.am
index 7b90beb..0b6ea04 100644
--- a/utils/Makefile.am
+++ b/utils/Makefile.am
@@ -6,6 +6,7 @@ AM_CPPFLAGS = \
 	-DLOCALSTATEDIR=\""$(localstatedir)"\" 		\
 	-DGNOMELOCALEDIR=\""$(datadir)/locale"\" 	\
 	$(UTILS_CFLAGS)					\
+	$(CANBERRA_GTK_CFLAGS)				\
 	$(GTK_CFLAGS)					\
 	$(COMMON_CFLAGS)				\
 	$(NULL)
@@ -49,6 +50,7 @@ gdm_screenshot_SOURCES =	\
 
 gdm_screenshot_LDADD =		\
 	$(GTK_LIBS)		\
+	$(CANBERRA_GTK_LIBS)	\
 	$(COMMON_LIBS)		\
 	$(NULL)
 
diff --git a/utils/gdm-screenshot.c b/utils/gdm-screenshot.c
index ac01727..f66de46 100644
--- a/utils/gdm-screenshot.c
+++ b/utils/gdm-screenshot.c
@@ -28,6 +28,7 @@
 
 #include <glib/gi18n.h>
 #include <gtk/gtk.h>
+#include <canberra-gtk.h>
 
 #include <X11/Xatom.h>
 #include <gdk/gdkx.h>
@@ -188,6 +189,56 @@ screenshot_save (GdkPixbuf *pixbuf)
 }
 
 static void
+sound_effect_finished (ca_context *c,
+                       uint32_t    id,
+                       int         error_code,
+                       void       *userdata)
+{
+}
+
+static void
+play_sound_effect (Window xid)
+{
+        ca_context  *c;
+        ca_proplist *p;
+        int          res;
+
+        c = ca_gtk_context_get ();
+
+        p = NULL;
+        res = ca_proplist_create (&p);
+        if (res < 0) {
+                goto done;
+        }
+
+        res = ca_proplist_sets (p, CA_PROP_EVENT_ID, "screen-capture");
+        if (res < 0) {
+                goto done;
+        }
+
+        res = ca_proplist_sets (p, CA_PROP_EVENT_DESCRIPTION, _("Screenshot taken"));
+        if (res < 0) {
+                goto done;
+        }
+
+        res = ca_proplist_setf (p,
+                                CA_PROP_WINDOW_X11_XID,
+                                "%lu",
+                                (unsigned long) xid);
+        if (res < 0) {
+                goto done;
+        }
+
+        ca_context_play_full (c, 0, p, sound_effect_finished, NULL);
+
+ done:
+        if (p != NULL) {
+                ca_proplist_destroy (p);
+        }
+
+}
+
+static void
 prepare_screenshot (void)
 {
         Window     win;
@@ -209,6 +260,8 @@ prepare_screenshot (void)
                 exit (1);
         }
 
+        play_sound_effect (win);
+
         filename = screenshot_save (screenshot);
         if (filename != NULL) {
                 g_print ("Wrote %s\n", filename);