Initial Contribution

src/com/android/settings/SoundAndDisplaySettings.java

@@ -0,0 +1,172 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings;
+
+import static android.provider.Settings.System.SCREEN_OFF_TIMEOUT;
+
+import android.content.BroadcastReceiver;
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.media.AudioManager;
+import android.os.Bundle;
+import android.preference.ListPreference;
+import android.preference.Preference;
+import android.preference.PreferenceActivity;
+import android.preference.PreferenceScreen;
+import android.preference.CheckBoxPreference;
+import android.provider.Settings;
+import android.util.Log;
+
+public class SoundAndDisplaySettings extends PreferenceActivity implements
+        Preference.OnPreferenceChangeListener {
+    private static final String TAG = "SoundAndDisplaysSettings";
+
+    /** If there is no setting in the provider, use this. */
+    private static final int FALLBACK_SCREEN_TIMEOUT_VALUE = 30000;
+    
+    private static final String KEY_SILENT = "silent";
+    private static final String KEY_VIBRATE = "vibrate";
+    private static final String KEY_SCREEN_TIMEOUT = "screen_timeout";
+    private static final String KEY_DTMF_TONE = "dtmf_tone";
+    private static final String KEY_SOUND_EFFECTS = "sound_effects";
+    
+    private CheckBoxPreference mSilent;
+    private CheckBoxPreference mVibrate;
+    private CheckBoxPreference mDtmfTone;
+    private CheckBoxPreference mSoundEffects;
+    
+    private AudioManager mAudioManager;
+    
+    private BroadcastReceiver mReceiver = new BroadcastReceiver() {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            
+            int ringerMode = intent
+                    .getIntExtra(AudioManager.EXTRA_RINGER_MODE, AudioManager.RINGER_MODE_NORMAL);
+            boolean isSilentMode = ringerMode != AudioManager.RINGER_MODE_NORMAL;
+            
+            if (mSilent.isChecked() != isSilentMode) {
+                mSilent.setChecked(isSilentMode);
+            }
+        }
+    };
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        ContentResolver resolver = getContentResolver();
+        
+        mAudioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
+        
+        addPreferencesFromResource(R.xml.sound_and_display_settings);
+        
+        mSilent = (CheckBoxPreference) findPreference(KEY_SILENT);
+        mVibrate = (CheckBoxPreference) findPreference(KEY_VIBRATE);
+        mDtmfTone = (CheckBoxPreference) findPreference(KEY_DTMF_TONE);
+        mDtmfTone.setPersistent(false);
+        mDtmfTone.setChecked(Settings.System.getInt(resolver,
+                Settings.System.DTMF_TONE_WHEN_DIALING, 1) != 0);
+        mSoundEffects = (CheckBoxPreference) findPreference(KEY_SOUND_EFFECTS);
+        mSoundEffects.setPersistent(false);
+        mSoundEffects.setChecked(Settings.System.getInt(resolver,
+                Settings.System.SOUND_EFFECTS_ENABLED, 0) != 0);
+        
+        ListPreference screenTimeoutPreference =
+            (ListPreference) findPreference(KEY_SCREEN_TIMEOUT);
+        screenTimeoutPreference.setValue(String.valueOf(Settings.System.getInt(
+                getContentResolver(), SCREEN_OFF_TIMEOUT, FALLBACK_SCREEN_TIMEOUT_VALUE)));
+        screenTimeoutPreference.setOnPreferenceChangeListener(this);
+    }
+    
+    @Override
+    protected void onResume() {
+        super.onResume();
+        
+        updateState(true);
+        
+        IntentFilter filter = new IntentFilter(AudioManager.RINGER_MODE_CHANGED_ACTION);
+        registerReceiver(mReceiver, filter);
+    }
+
+    @Override
+    protected void onPause() {
+        super.onPause();
+
+        unregisterReceiver(mReceiver);
+    }
+
+    private void updateState(boolean force) {
+        final boolean silent = mAudioManager.getRingerMode() != AudioManager.RINGER_MODE_NORMAL;
+        final boolean phoneVibrate = mAudioManager
+                .getVibrateSetting(AudioManager.VIBRATE_TYPE_RINGER)
+                        == AudioManager.VIBRATE_SETTING_ON;
+        
+        if (silent != mSilent.isChecked() || force) {
+            mSilent.setChecked(silent);
+        }
+        
+        if (phoneVibrate != mVibrate.isChecked() || force) {
+            mVibrate.setChecked(phoneVibrate);
+        }
+    }
+
+    @Override
+    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
+
+        if (preference == mSilent) {
+            final boolean silent = mSilent.isChecked();
+            mAudioManager.setRingerMode(silent ? AudioManager.RINGER_MODE_SILENT
+                    : AudioManager.RINGER_MODE_NORMAL);
+            
+        } else if (preference == mVibrate) {
+            final boolean vibrate = mVibrate.isChecked();
+            mAudioManager.setVibrateSetting(AudioManager.VIBRATE_TYPE_RINGER,
+                    vibrate ? AudioManager.VIBRATE_SETTING_ON
+                            : AudioManager.VIBRATE_SETTING_OFF);
+        } else if (preference == mDtmfTone) {
+            Settings.System.putInt(getContentResolver(), Settings.System.DTMF_TONE_WHEN_DIALING,
+                    mDtmfTone.isChecked() ? 1 : 0);
+            
+        } else if (preference == mSoundEffects) {
+            if (mSoundEffects.isChecked()) {
+                mAudioManager.loadSoundEffects();
+            } else {
+                mAudioManager.unloadSoundEffects();
+            }
+            Settings.System.putInt(getContentResolver(), Settings.System.SOUND_EFFECTS_ENABLED,
+                    mSoundEffects.isChecked() ? 1 : 0);
+        }
+        return true;
+    }
+
+    public boolean onPreferenceChange(Preference preference, Object objValue) {
+        if (KEY_SCREEN_TIMEOUT.equals(preference.getKey())) {
+            int value = Integer.parseInt((String) objValue);
+            try {
+                Settings.System.putInt(getContentResolver(), 
+                        SCREEN_OFF_TIMEOUT, value);
+            } catch (NumberFormatException e) {
+                Log.e(TAG, "could not persist screen timeout setting", e);
+            }
+        }
+        
+        return true;
+    }
+
+}