Make picture color mode less of a feature

- Shun it to developer settings
 - Hide 'natural' mode
 - Remove dialog

Bug: 24038268
Change-Id: Ibaf363bc06b444f2a361707b98742328fc290cfc

res/values/strings.xml

@@ -7026,4 +7026,7 @@
 
     <!-- Name of feature to change color setting for the display [CHAR LIMIT=60] -->
     <string name="picture_color_mode">Picture color mode</string>
+
+    <!-- Description of feature to change color setting for the display [CHAR LIMIT=NONE] -->
+    <string name="picture_color_mode_desc">Use sRGB</string>
 </resources>

res/xml/development_prefs.xml

@@ -60,6 +60,12 @@
         android:summary="@string/runningservices_settings_summary"
         android:fragment="com.android.settings.applications.RunningServices" />
 
+    <com.android.settings.ColorModePreference
+        android:key="color_mode"
+        android:title="@string/picture_color_mode"
+        android:summary="@string/picture_color_mode_desc"
+        android:persistent="false" />
+
     <PreferenceCategory android:key="debug_debugging_category"
             android:title="@string/debug_debugging_category">
 

res/xml/display_settings.xml

@@ -104,12 +104,6 @@
                 android:key="auto_rotate"
                 android:title="@string/display_auto_rotate_title" />
 
-        <com.android.settings.ColorModePreference
-                android:key="color_mode"
-                android:title="@string/picture_color_mode"
-                android:persistent="false"
-                settings:keywords="@string/keywords_color_mode" />
-
         <PreferenceScreen
                 android:key="wifi_display"
                 android:title="@string/wifi_display_settings_title"

src/com/android/settings/ColorModePreference.java

@@ -23,6 +23,7 @@ import android.hardware.display.DisplayManager.DisplayListener;
 import android.os.Handler;
 import android.os.Looper;
 import android.preference.DialogPreference;
+import android.preference.SwitchPreference;
 import android.util.AttributeSet;
 import android.view.Display;
 import android.view.Display.ColorTransform;
@@ -35,8 +36,7 @@ import android.widget.TextView;
 
 import java.util.ArrayList;
 
-public class ColorModePreference extends DialogPreference implements
+public class ColorModePreference extends SwitchPreference implements DisplayListener {
-        OnClickListener, DisplayListener {
 
     private DisplayManager mDisplayManager;
     private Display mDisplay;
@@ -91,7 +91,7 @@ public class ColorModePreference extends DialogPreference implements
         String[] descriptions = resources.getStringArray(R.array.color_mode_descriptions);
         // Map the resource information describing color transforms.
         for (int i = 0; i < transforms.length; i++) {
-            if (transforms[i] != -1) {
+            if (transforms[i] != -1 && i != 1 /* Skip Natural for now. */) {
                 ColorTransformDescription desc = new ColorTransformDescription();
                 desc.colorTransform = transforms[i];
                 desc.title = titles[i];
@@ -126,46 +126,20 @@ public class ColorModePreference extends DialogPreference implements
                 break;
             }
         }
-        if (mCurrentIndex != -1) {
+        setChecked(mCurrentIndex == 1);
-            setSummary(mDescriptions.get(mCurrentIndex).title);
+    }
-        } else {
+
-            setSummary(null);
+    @Override
+    protected boolean persistBoolean(boolean value) {
+        // Right now this is a switch, so we only support two modes.
+        if (mDescriptions.size() == 2) {
+            ColorTransformDescription desc = mDescriptions.get(value ? 1 : 0);
+
+            mDisplay.requestColorTransform(desc.transform);
+            mCurrentIndex = mDescriptions.indexOf(desc);
         }
-    }
 
-    @Override
+        return true;
-    protected View onCreateDialogView() {
-        LayoutInflater inflater = LayoutInflater.from(getContext());
-        LinearLayout v = (LinearLayout) inflater.inflate(R.layout.radio_list_container, null);
-        for (int i = 0; i < mDescriptions.size(); i++) {
-            View child = inflater.inflate(R.layout.radio_with_summary, v, false);
-            ColorTransformDescription desc = mDescriptions.get(i);
-            child.setTag(desc);
-            ((TextView) child.findViewById(android.R.id.title)).setText(desc.title);
-            ((TextView) child.findViewById(android.R.id.summary)).setText(desc.summary);
-            ((Checkable) child).setChecked(i == mCurrentIndex);
-            child.setClickable(true);
-            child.setOnClickListener(this);
-            v.addView(child);
-        }
-        return v;
-    }
-
-    @Override
-    protected void onPrepareDialogBuilder(Builder builder) {
-        super.onPrepareDialogBuilder(builder);
-        builder.setPositiveButton(null, null);
-    }
-
-    @Override
-    public void onClick(View v) {
-        ColorTransformDescription desc = (ColorTransformDescription) v.getTag();
-
-        mDisplay.requestColorTransform(desc.transform);
-        mCurrentIndex = mDescriptions.indexOf(desc);
-
-        setSummary(desc.title);
-        getDialog().dismiss();
     }
 
     private static class ColorTransformDescription {

src/com/android/settings/DevelopmentSettings.java

@@ -156,6 +156,7 @@ public class DevelopmentSettings extends SettingsPreferenceFragment
     private static final String USB_CONFIGURATION_KEY = "select_usb_configuration";
     private static final String WIFI_LEGACY_DHCP_CLIENT_KEY = "legacy_dhcp_client";
     private static final String MOBILE_DATA_ALWAYS_ON = "mobile_data_always_on";
+    private static final String KEY_COLOR_MODE = "color_mode";
 
     private static final String INACTIVE_APPS_KEY = "inactive_apps";
 
@@ -253,6 +254,8 @@ public class DevelopmentSettings extends SettingsPreferenceFragment
 
     private SwitchPreference mShowAllANRs;
 
+    private ColorModePreference mColorModePreference;
+
     private final ArrayList<Preference> mAllPrefs = new ArrayList<Preference>();
 
     private final ArrayList<SwitchPreference> mResetSwitchPrefs
@@ -407,6 +410,13 @@ public class DevelopmentSettings extends SettingsPreferenceFragment
             mAllPrefs.add(hdcpChecking);
             removePreferenceForProduction(hdcpChecking);
         }
+
+        mColorModePreference = (ColorModePreference) findPreference(KEY_COLOR_MODE);
+        mColorModePreference.updateCurrentAndSupported();
+        if (mColorModePreference.getTransformsCount() < 2) {
+            removePreference(KEY_COLOR_MODE);
+            mColorModePreference = null;
+        }
     }
 
     private ListPreference addListPreference(String prefKey) {
@@ -512,6 +522,19 @@ public class DevelopmentSettings extends SettingsPreferenceFragment
             setPrefsEnabledState(mLastEnabledState);
         }
         mSwitchBar.show();
+
+        if (mColorModePreference != null) {
+            mColorModePreference.startListening();
+            mColorModePreference.updateCurrentAndSupported();
+        }
+    }
+
+    @Override
+    public void onPause() {
+        super.onPause();
+        if (mColorModePreference != null) {
+            mColorModePreference.stopListening();
+        }
     }
 
     @Override

src/com/android/settings/DisplaySettings.java

@@ -79,7 +79,6 @@ public class DisplaySettings extends SettingsPreferenceFragment implements
     private static final String KEY_CAMERA_GESTURE = "camera_gesture";
     private static final String KEY_CAMERA_DOUBLE_TAP_POWER_GESTURE
             = "camera_double_tap_power_gesture";
-    private static final String KEY_COLOR_MODE = "color_mode";
 
     private static final int DLG_GLOBAL_CHANGE_WARNING = 1;
 
@@ -97,8 +96,6 @@ public class DisplaySettings extends SettingsPreferenceFragment implements
     private SwitchPreference mCameraGesturePreference;
     private SwitchPreference mCameraDoubleTapPowerGesturePreference;
 
-    private ColorModePreference mColorModePreference;
-
     @Override
     protected int getMetricsCategory() {
         return MetricsLogger.DISPLAY;
@@ -174,13 +171,6 @@ public class DisplaySettings extends SettingsPreferenceFragment implements
             removePreference(KEY_CAMERA_DOUBLE_TAP_POWER_GESTURE);
         }
 
-        mColorModePreference = (ColorModePreference) findPreference(KEY_COLOR_MODE);
-        mColorModePreference.updateCurrentAndSupported();
-        if (mColorModePreference.getTransformsCount() < 2) {
-            removePreference(KEY_COLOR_MODE);
-            mColorModePreference = null;
-        }
-
         if (RotationPolicy.isRotationLockToggleVisible(activity)) {
             DropDownPreference rotatePreference =
                     (DropDownPreference) findPreference(KEY_AUTO_ROTATE);
@@ -370,17 +360,6 @@ public class DisplaySettings extends SettingsPreferenceFragment implements
     public void onResume() {
         super.onResume();
         updateState();
-        if (mColorModePreference != null) {
-            mColorModePreference.startListening();
-        }
-    }
-
-    @Override
-    public void onPause() {
-        super.onPause();
-        if (mColorModePreference != null) {
-            mColorModePreference.stopListening();
-        }
     }
 
     @Override
@@ -438,10 +417,6 @@ public class DisplaySettings extends SettingsPreferenceFragment implements
                     getContentResolver(), CAMERA_DOUBLE_TAP_POWER_GESTURE_DISABLED, 0);
             mCameraDoubleTapPowerGesturePreference.setChecked(value == 0);
         }
-
-        if (mColorModePreference != null) {
-            mColorModePreference.updateCurrentAndSupported();
-        }
     }
 
     private void updateScreenSaverSummary() {
@@ -581,11 +556,6 @@ public class DisplaySettings extends SettingsPreferenceFragment implements
                     if (!isCameraDoubleTapPowerGestureAvailable(context.getResources())) {
                         result.add(KEY_CAMERA_DOUBLE_TAP_POWER_GESTURE);
                     }
-                    ColorModePreference pref = new ColorModePreference(context, null);
-                    pref.updateCurrentAndSupported();
-                    if (pref.getTransformsCount() < 2) {
-                        result.add(KEY_COLOR_MODE);
-                    }
                     return result;
                 }
             };