Move developer options related class to development package

Bug: 34203528
Test: none, purely moving classes around
Change-Id: I3cd1d257f948729fda5c04632e7ce9114c40bd0c

src/com/android/settings/development/ColorModePreference.java

@@ -0,0 +1,124 @@
+/*
+ * Copyright (C) 2015 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.development;
+
+import android.content.Context;
+import android.content.res.Resources;
+import android.hardware.display.DisplayManager;
+import android.hardware.display.DisplayManager.DisplayListener;
+import android.os.Handler;
+import android.os.Looper;
+import android.support.v14.preference.SwitchPreference;
+import android.util.AttributeSet;
+import android.view.Display;
+
+import com.android.settings.R;
+
+import java.util.ArrayList;
+
+public class ColorModePreference extends SwitchPreference implements DisplayListener {
+
+    private DisplayManager mDisplayManager;
+    private Display mDisplay;
+
+    private int mCurrentIndex;
+    private ArrayList<ColorModeDescription> mDescriptions;
+
+    public ColorModePreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        mDisplayManager = getContext().getSystemService(DisplayManager.class);
+    }
+
+    public int getColorModeCount() {
+        return mDescriptions.size();
+    }
+
+    public void startListening() {
+        mDisplayManager.registerDisplayListener(this, new Handler(Looper.getMainLooper()));
+    }
+
+    public void stopListening() {
+        mDisplayManager.unregisterDisplayListener(this);
+    }
+
+    @Override
+    public void onDisplayAdded(int displayId) {
+        if (displayId == Display.DEFAULT_DISPLAY) {
+            updateCurrentAndSupported();
+        }
+    }
+
+    @Override
+    public void onDisplayChanged(int displayId) {
+        if (displayId == Display.DEFAULT_DISPLAY) {
+            updateCurrentAndSupported();
+        }
+    }
+
+    @Override
+    public void onDisplayRemoved(int displayId) {
+    }
+
+    public void updateCurrentAndSupported() {
+        mDisplay = mDisplayManager.getDisplay(Display.DEFAULT_DISPLAY);
+
+        mDescriptions = new ArrayList<>();
+
+        Resources resources = getContext().getResources();
+        int[] colorModes = resources.getIntArray(R.array.color_mode_ids);
+        String[] titles = resources.getStringArray(R.array.color_mode_names);
+        String[] descriptions = resources.getStringArray(R.array.color_mode_descriptions);
+        // Map the resource information describing color modes.
+        for (int i = 0; i < colorModes.length; i++) {
+            if (colorModes[i] != -1 && i != 1 /* Skip Natural for now. */) {
+                ColorModeDescription desc = new ColorModeDescription();
+                desc.colorMode = colorModes[i];
+                desc.title = titles[i];
+                desc.summary = descriptions[i];
+                mDescriptions.add(desc);
+            }
+        }
+
+        int currentColorMode = mDisplay.getColorMode();
+        mCurrentIndex = -1;
+        for (int i = 0; i < mDescriptions.size(); i++) {
+            if (mDescriptions.get(i).colorMode == currentColorMode) {
+                mCurrentIndex = i;
+                break;
+            }
+        }
+        setChecked(mCurrentIndex == 1);
+    }
+
+    @Override
+    protected boolean persistBoolean(boolean value) {
+        // Right now this is a switch, so we only support two modes.
+        if (mDescriptions.size() == 2) {
+            ColorModeDescription desc = mDescriptions.get(value ? 1 : 0);
+
+            mDisplay.requestColorMode(desc.colorMode);
+            mCurrentIndex = mDescriptions.indexOf(desc);
+        }
+
+        return true;
+    }
+
+    private static class ColorModeDescription {
+        private int colorMode;
+        private String title;
+        private String summary;
+    }
+}

src/com/android/settings/development/OemUnlockUtils.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2017 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.development;
+
+import android.content.Context;
+import android.os.UserHandle;
+import android.os.UserManager;
+import android.service.persistentdata.PersistentDataBlockManager;
+import android.util.Log;
+
+public class OemUnlockUtils {
+    private static final String TAG = "OemUnlockUtils";
+
+    /**
+     * Returns whether or not this device is able to be OEM unlocked.
+     */
+    static boolean isOemUnlockEnabled(Context context) {
+        PersistentDataBlockManager manager = (PersistentDataBlockManager)
+                context.getSystemService(Context.PERSISTENT_DATA_BLOCK_SERVICE);
+        return manager.getOemUnlockEnabled();
+    }
+
+    /**
+     * Allows enabling or disabling OEM unlock on this device. OEM unlocked
+     * devices allow users to flash other OSes to them.
+     */
+    static void setOemUnlockEnabled(Context context, boolean enabled) {
+        try {
+            PersistentDataBlockManager manager = (PersistentDataBlockManager)
+                    context.getSystemService(Context.PERSISTENT_DATA_BLOCK_SERVICE);
+            manager.setOemUnlockEnabled(enabled);
+        } catch (SecurityException e) {
+            Log.e(TAG, "Fail to set oem unlock.", e);
+        }
+    }
+
+    /**
+     * Returns {@code true} if OEM unlock is disallowed by user restriction
+     * {@link UserManager#DISALLOW_FACTORY_RESET} or {@link UserManager#DISALLOW_OEM_UNLOCK}.
+     * Otherwise, returns {@code false}.
+     */
+    static boolean isOemUnlockAllowed(UserManager um) {
+        final UserHandle userHandle = UserHandle.of(UserHandle.myUserId());
+        return !(um.hasBaseUserRestriction(UserManager.DISALLOW_OEM_UNLOCK, userHandle)
+                || um.hasBaseUserRestriction(UserManager.DISALLOW_FACTORY_RESET, userHandle));
+    }
+}