Sound plugin for compiz

4 files changed, 279 insertions, 0 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..61ce49c
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,5 @@
+find_package (Compiz REQUIRED)
+
+include (CompizPlugin)
+
+compiz_plugin (sound PKGDEPS gstreamer-0.10)
diff --git a/sound.xml.in b/sound.xml.in
new file mode 100644
index 0000000..f3411d9
--- /dev/null
+++ b/sound.xml.in
@@ -0,0 +1,49 @@
+<compiz>
+	<plugin name="sound" useBcop="true">
+	<_short>Sound</_short>
+	<_long>Play sounds on window events</_long>
+	<options>
+		<option name="minimize" type="string">
+		<_short>Minimize</_short>
+		<_long>Sound to play on minimize</_long>
+		<default></default>
+		<hints>file;</hints>
+		</option>
+		<option name="unminimize" type="string">
+		<_short>Unminimize</_short>
+		<_long>Sound to play on unminimize</_long>
+		<default></default>
+		<hints>file;</hints>
+		</option>
+		<option name="open" type="string">
+		<_short>Open</_short>
+		<_long>Sound to play on open</_long>
+		<default></default>
+		<hints>file;</hints>
+		</option>
+		<option name="close" type="string">
+		<_short>Close</_short>
+		<_long>Sound to play on close</_long>
+		<default></default>
+		<hints>file;</hints>
+		</option>
+		<option name="shade" type="string">
+		<_short>Shade</_short>
+		<_long>Sound to play on shade</_long>
+		<default></default>
+		<hints>file;</hints>
+		</option>
+		<option name="unshade" type="string">
+		<_short>Unshade</_short>
+		<_long>Sound to play on unshade</_long>
+		<default></default>
+		<hints>file;</hints>
+		</option>
+		<option name="window_match" type="match">
+		<_short>Sound Windows</_short>
+		<_long>Windows to play a sound on</_long>
+		<default>(type=toolbar | type=utility | type=dialog | type=normal) &amp; !(state=skiptaskbar | state=skippager)</default>
+		</option>
+	</options>
+	</plugin>
+</compiz>
diff --git a/src/sound.cpp b/src/sound.cpp
new file mode 100644
index 0000000..19fda6e
--- /dev/null
+++ b/src/sound.cpp
@@ -0,0 +1,171 @@
+#include "sound.h"
+
+COMPIZ_PLUGIN_20090315 (sound, SoundPluginVTable);
+
+static GMainLoop *loop;
+
+extern "C"
+{
+    static
+    gboolean bus_call (GstBus *bus, GstMessage *msg, void *user_data)
+    {
+	SoundScreen *ss = SoundScreen::get (screen);
+
+	return ss->busCall (bus, msg, user_data);
+    }
+}
+
+gboolean
+SoundScreen::busCall (GstBus *bus, GstMessage *msg, void *user_data)
+{
+    switch (GST_MESSAGE_TYPE(msg)) {
+    case GST_MESSAGE_EOS:
+    {
+	if (!pipeline)
+	    break;
+	gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_NULL);
+	gst_object_unref(GST_OBJECT(pipeline));
+	pipeline = NULL;
+	break;
+    }
+    case GST_MESSAGE_ERROR:
+    {
+	gchar *debug;
+	GError *err;
+
+	gst_message_parse_error(msg, &err, &debug);
+	g_free(debug);
+
+	compLogMessage ("sound", CompLogLevelError, "GStreamer Error: %s\n", err->message);
+	g_error_free(err);
+	break;
+    }
+    default:
+	break;
+    }
+
+    return true;
+}
+
+void
+SoundScreen::playSound (CompString &fileName)
+{
+    if (fileName.empty ())
+	return;
+
+    if (pipeline)
+    {
+	gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_NULL);
+	gst_object_unref(GST_OBJECT(pipeline));
+	pipeline = NULL;
+    }
+
+    CompString uri = "file:" + fileName;
+
+    GstBus *bus;
+
+    loop = g_main_loop_new(NULL, FALSE);
+    pipeline = gst_element_factory_make("playbin", "player");
+
+    if (uri.size ())
+	g_object_set(G_OBJECT(pipeline), "uri", uri.c_str (), NULL);
+
+    bus = gst_pipeline_get_bus(GST_PIPELINE(pipeline));
+    gst_bus_add_watch(bus, bus_call, NULL);
+    gst_object_unref(bus);
+
+    gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_PLAYING);
+}
+
+bool
+SoundWindow::shouldSound ()
+{
+    if (window->overrideRedirect ())
+	return false;
+
+    if (window->destroyed ())
+	return false;
+
+    if (!SoundScreen::get (screen)->optionGetWindowMatch ().evaluate (window))
+	return false;
+
+    return true;
+}
+
+void
+SoundWindow::windowNotify (CompWindowNotify n)
+{
+    CompString str;
+
+    SOUND_SCREEN (screen);
+
+    if (shouldSound ())
+    {
+
+	switch (n)
+	{
+	case CompWindowNotifyMinimize:
+	    str = ss->optionGetMinimize ();
+	    ss->playSound (str);
+	    break;
+	case CompWindowNotifyUnminimize:
+	    str = ss->optionGetUnminimize ();
+	    ss->playSound (str);
+	    break;
+	case CompWindowNotifyClose:
+	    str = ss->optionGetClose ();
+	    ss->playSound (str);
+	    break;
+	case CompWindowNotifyShade:
+	    str = ss->optionGetShade ();
+	    ss->playSound (str);
+	    break;
+	case CompWindowNotifyUnshade:
+	    str = ss->optionGetUnshade ();
+	    ss->playSound (str);
+	    break;
+	default:
+	    break;
+	}
+    }
+
+    return window->windowNotify (n);
+}
+
+SoundScreen::SoundScreen (CompScreen *s) :
+    PluginClassHandler <SoundScreen, CompScreen> (s),
+    pipeline (NULL)
+{
+    gst_init(&programArgc, &programArgv);
+}
+
+SoundScreen::~SoundScreen ()
+{
+    if (pipeline)
+    {
+	gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_NULL);
+	gst_object_unref(GST_OBJECT(pipeline));
+    }
+}
+
+SoundWindow::SoundWindow (CompWindow *w) :
+    PluginClassHandler <SoundWindow, CompWindow> (w),
+    window (w)
+{
+    SOUND_SCREEN (screen);
+    CompString str = ss->optionGetOpen ();
+
+    WindowInterface::setHandler (w);
+
+    if (!window->mapNum () && shouldSound ())
+	ss->playSound (str);
+}
+
+bool
+SoundPluginVTable::init ()
+{
+    if (!CompPlugin::checkPluginABI ("core", CORE_ABIVERSION))
+	return false;
+
+    return true;
+}
diff --git a/src/sound.h b/src/sound.h
new file mode 100644
index 0000000..c093d2c
--- /dev/null
+++ b/src/sound.h
@@ -0,0 +1,54 @@
+#include <core/core.h>
+#include <core/pluginclasshandler.h>
+#include <compiz.h>
+#include <gst/gst.h>
+#include <stdbool.h>
+
+#include "sound_options.h"
+
+class SoundScreen :
+    public PluginClassHandler <SoundScreen, CompScreen>,
+    public SoundOptions
+{
+    public:
+
+	SoundScreen (CompScreen *);
+	~SoundScreen ();
+
+	GstElement *pipeline;
+
+    public:
+
+	void playSound (CompString &);
+	gboolean busCall (GstBus *, GstMessage *, void *);
+};
+
+#define SOUND_SCREEN(s)						   	      \
+    SoundScreen *ss = SoundScreen::get (s);
+
+class SoundWindow :
+    public PluginClassHandler <SoundWindow, CompWindow>,
+    public WindowInterface
+{
+    public:
+
+	SoundWindow (CompWindow *w);
+
+	CompWindow *window;
+
+    public:
+
+	void windowNotify (CompWindowNotify);
+	bool shouldSound ();
+};
+
+#define SOUND_WINDOW(w)							      \
+    SoundWindow *sw = SoundWindow::get (w);
+
+class SoundPluginVTable :
+    public CompPlugin::VTableForScreenAndWindow <SoundScreen, SoundWindow>
+{
+    public:
+
+	bool init ();
+};