From c295f524b23af358192ddb352454ebf995dd51b0 Mon Sep 17 00:00:00 2001
From: Eugene Sandulenko
Date: Sat, 6 Jun 2009 17:36:06 +0000
Subject: Implement feature request #1180217: "GUI: Mute option"

svn-id: r41233
---
 engines/engine.cpp | 22 +++++++++++++++++++---
 engines/engine.h   |  5 +++++
 2 files changed, 24 insertions(+), 3 deletions(-)

(limited to 'engines')

diff --git a/engines/engine.cpp b/engines/engine.cpp
index 269bb0bc28..0847e27246 100644
--- a/engines/engine.cpp
+++ b/engines/engine.cpp
@@ -304,9 +304,25 @@ void Engine::syncSoundSettings() {
 	int soundVolumeSFX = ConfMan.getInt("sfx_volume");
 	int soundVolumeSpeech = ConfMan.getInt("speech_volume");
 
-	_mixer->setVolumeForSoundType(Audio::Mixer::kMusicSoundType, soundVolumeMusic);
-	_mixer->setVolumeForSoundType(Audio::Mixer::kSFXSoundType, soundVolumeSFX);
-	_mixer->setVolumeForSoundType(Audio::Mixer::kSpeechSoundType, soundVolumeSpeech);
+	bool mute = false;
+	if (ConfMan.hasKey("mute"))
+		mute = ConfMan.getBool("mute");
+
+	_mixer->setVolumeForSoundType(Audio::Mixer::kMusicSoundType, (mute ? 0 : soundVolumeMusic));
+	_mixer->setVolumeForSoundType(Audio::Mixer::kSFXSoundType, (mute ? 0 : soundVolumeSFX));
+	_mixer->setVolumeForSoundType(Audio::Mixer::kSpeechSoundType, (mute ? 0 : soundVolumeSpeech));
+}
+
+void Engine::flipMute() {
+	bool mute = false;
+
+	if (ConfMan.hasKey("mute")) {
+		mute = !ConfMan.getBool("mute");
+	}
+	
+	ConfMan.setBool("mute", mute);
+
+	syncSoundSettings();
 }
 
 Common::Error Engine::loadGameState(int slot) {
diff --git a/engines/engine.h b/engines/engine.h
index 45477f408d..ff3ce6c326 100644
--- a/engines/engine.h
+++ b/engines/engine.h
@@ -175,6 +175,11 @@ public:
 	 */
 	virtual void syncSoundSettings();
 
+	/**
+	 * Flip mute all sound option.
+	 */
+	virtual void flipMute();
+
 	/**
 	 * Load a game state.
 	 * @param slot	the slot from which a savestate should be loaded
-- 
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