AriesParts: add toggles for car and desk dock audio output

Change-Id: Icd651195588b779ff36df0d6f4e9cf23785eaaec

5 files changed, 102 insertions, 0 deletions

diff --git a/AriesParts/res/values/strings.xml b/AriesParts/res/values/strings.xml
index f4a8d23..80679a0 100644
--- a/AriesParts/res/values/strings.xml
+++ b/AriesParts/res/values/strings.xml
@@ -41,4 +41,13 @@
     <string name="mic_spk_title">Speakerphone Mic</string>
     <string name="mic_hp_title">Headphone Mic</string>
     <string name="mic_hp_no_mic_title">Headphone (with no mic) Mic</string>
+
+    <string name="category_dock_audio_title">Dock Audio</string>
+    <string name="cardock_audio_title_head">Car Dock</string>
+    <string name="cardock_audio_summary_on">Car dock audio enabled</string>
+    <string name="cardock_audio_summary_off">Car dock audio disabled</string>
+    <string name="deskdock_audio_title_head">Desk Dock</string>
+    <string name="deskdock_audio_summary_on">Desk dock audio enabled</string>
+    <string name="deskdock_audio_summary_off">Desk dock audio disabled</string>
+
 </resources>
diff --git a/AriesParts/res/xml/main.xml b/AriesParts/res/xml/main.xml
index 7f88321..913f3fa 100644
--- a/AriesParts/res/xml/main.xml
+++ b/AriesParts/res/xml/main.xml
@@ -71,4 +71,22 @@
                 android:summary="@string/volume_boost_summary_head" />
 	</PreferenceCategory>
 
+        <PreferenceCategory
+            android:title="@string/category_dock_audio_title"
+            android:key="category_dock_audio">
+            <!-- Dock Audio -->
+            <CheckBoxPreference
+                android:key="cardock_audio"
+                android:title="@string/cardock_audio_title_head"
+                android:summaryOn="@string/cardock_audio_summary_on"
+                android:summaryOff="@string/cardock_audio_summary_off"
+                android:persistent="true" />
+            <CheckBoxPreference
+                android:key="deskdock_audio"
+                android:title="@string/deskdock_audio_title_head"
+                android:summaryOn="@string/deskdock_audio_summary_on"
+                android:summaryOff="@string/deskdock_audio_summary_off"
+                android:persistent="true" />
+        </PreferenceCategory>
+
 </PreferenceScreen>
diff --git a/AriesParts/src/com/cyanogenmod/settings/device/DeviceSettings.java b/AriesParts/src/com/cyanogenmod/settings/device/DeviceSettings.java
index 1eb677b..2501218 100644
--- a/AriesParts/src/com/cyanogenmod/settings/device/DeviceSettings.java
+++ b/AriesParts/src/com/cyanogenmod/settings/device/DeviceSettings.java
@@ -23,6 +23,9 @@ public class DeviceSettings extends PreferenceActivity  {
     public static final String KEY_TVOUT_SYSTEM = "tvout_system";
     public static final String KEY_VOLUME_BOOST = "volume_boost";
     public static final String KEY_VOLUME_CATEGORY = "category_volume_boost";
+    public static final String KEY_CARDOCK_AUDIO = "cardock_audio";
+    public static final String KEY_DESKDOCK_AUDIO = "deskdock_audio";
+    public static final String KEY_DOCK_AUDIO_CATEGORY = "category_dock_audio";
 
     private ColorTuningPreference mColorTuning;
     private ListPreference mMdnie;
@@ -32,6 +35,8 @@ public class DeviceSettings extends PreferenceActivity  {
     private ListPreference mTvOutSystem;
     private TvOut mTvOut;
     private VolumeBoostPreference mVolumeBoost;
+    private CheckBoxPreference mCarDockAudio;
+    private CheckBoxPreference mDeskDockAudio;
 
     private BroadcastReceiver mHeadsetReceiver = new BroadcastReceiver() {
 
@@ -75,6 +80,18 @@ public class DeviceSettings extends PreferenceActivity  {
             getPreferenceScreen().removePreference(category);
         }
 
+        mCarDockAudio = (CheckBoxPreference) findPreference(KEY_CARDOCK_AUDIO);
+        mDeskDockAudio = (CheckBoxPreference) findPreference(KEY_DESKDOCK_AUDIO);
+        if (DockAudio.isSupported()) {
+            mCarDockAudio.setOnPreferenceChangeListener(new DockAudio());
+            mDeskDockAudio.setOnPreferenceChangeListener(new DockAudio());
+        } else {
+            PreferenceCategory category = (PreferenceCategory) getPreferenceScreen().findPreference(KEY_DOCK_AUDIO_CATEGORY);
+            category.removePreference(mCarDockAudio);
+            category.removePreference(mDeskDockAudio);
+            getPreferenceScreen().removePreference(category);
+        }
+
         mTvOut = new TvOut();
         mTvOutEnable = (CheckBoxPreference) findPreference(KEY_TVOUT_ENABLE);
         mTvOutEnable.setChecked(mTvOut._isEnabled());
diff --git a/AriesParts/src/com/cyanogenmod/settings/device/DockAudio.java b/AriesParts/src/com/cyanogenmod/settings/device/DockAudio.java
new file mode 100644
index 0000000..1070fa0
--- /dev/null
+++ b/AriesParts/src/com/cyanogenmod/settings/device/DockAudio.java
@@ -0,0 +1,57 @@
+package com.cyanogenmod.settings.device;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.preference.CheckBoxPreference;
+import android.preference.Preference;
+import android.preference.Preference.OnPreferenceChangeListener;
+import android.preference.PreferenceManager;
+
+public class DockAudio implements OnPreferenceChangeListener {
+
+    private static final String[] FILE_PATH = new String[] {
+        "/sys/class/misc/dockaudio/cardock_enable",
+        "/sys/class/misc/dockaudio/deskdock_enable"
+    };
+
+    public static boolean isSupported() {
+        boolean supported = true;
+
+        for (int i = 0; i < FILE_PATH.length; i++) {
+            if (!Utils.fileExists(FILE_PATH[i])) {
+                supported = false;
+            }
+        }
+        return supported;
+    }
+
+    /**
+     * Restore dockaudio settings from SharedPreferences. (Write to kernel.)
+     * @param context       The context to read the SharedPreferences from
+     */
+    public static void restore(Context context) {
+        if (!isSupported()) {
+            return;
+        }
+
+        SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(context);
+        int value;
+        for (int i = 0; i < FILE_PATH.length; i++) {
+            if (i == 0)
+                value = sharedPrefs.getBoolean(DeviceSettings.KEY_CARDOCK_AUDIO, false) ? 1 : 0;
+            else
+                value = sharedPrefs.getBoolean(DeviceSettings.KEY_DESKDOCK_AUDIO, false) ? 1 : 0;
+
+            Utils.writeValue(FILE_PATH[i], String.valueOf(value));
+        }
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        for (int i = 0; i < FILE_PATH.length; i++) {
+            Utils.writeValue(FILE_PATH[i], ((CheckBoxPreference)preference).isChecked() ? "0" : "1");
+        }
+        return true;
+    }
+
+}
diff --git a/AriesParts/src/com/cyanogenmod/settings/device/Startup.java b/AriesParts/src/com/cyanogenmod/settings/device/Startup.java
index 7437c64..901f47e 100644
--- a/AriesParts/src/com/cyanogenmod/settings/device/Startup.java
+++ b/AriesParts/src/com/cyanogenmod/settings/device/Startup.java
@@ -13,6 +13,7 @@ public class Startup extends BroadcastReceiver {
         TouchKeyBacklightTimeout.restore(context);
         Hspa.restore(context);
         VolumeBoostPreference.restore(context);
+        DockAudio.restore(context);
     }
 
 }