Add an developer option to enable config_navBarDefaultTransparent

This enables the user to make navigation bar color transparent by default. It will only affect apps which don't specify the navigation bar color. Fix: 232195501 Test: atest TransparentNavigationBarPreferenceControllerTest Change-Id: I91581558b92abeaa3501b9749f1a1ab43db8e771
2023-02-21 23:15:45 +08:00
parent 4951384ba2
commit f9616e0e5a
4 changed files with 199 additions and 0 deletions
--- a/src/com/android/settings/development/TransparentNavigationBarPreferenceController.java
+++ b/src/com/android/settings/development/TransparentNavigationBarPreferenceController.java
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2023 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 static android.os.UserHandle.USER_CURRENT;
+
+import android.content.Context;
+import android.content.om.IOverlayManager;
+import android.os.RemoteException;
+import android.os.ServiceManager;
+
+import androidx.preference.Preference;
+import androidx.preference.SwitchPreference;
+
+import com.android.internal.R;
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.settings.core.PreferenceControllerMixin;
+import com.android.settingslib.development.DeveloperOptionsPreferenceController;
+
+public class TransparentNavigationBarPreferenceController
+        extends DeveloperOptionsPreferenceController
+        implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin {
+
+    private static final String TRANSPARENT_NAVIGATION_BAR_KEY =
+            "transparent_navigation_bar";
+
+    private static final String OVERLAY_PACKAGE_NAME =
+            "com.android.internal.systemui.navbar.transparent";
+
+    private final IOverlayManager mOverlayManager;
+
+    public TransparentNavigationBarPreferenceController(Context context) {
+        super(context);
+        mOverlayManager = IOverlayManager.Stub.asInterface(
+                ServiceManager.getService(Context.OVERLAY_SERVICE));
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return TRANSPARENT_NAVIGATION_BAR_KEY;
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        setEnabled((boolean) newValue);
+        return true;
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        ((SwitchPreference) mPreference).setChecked(isEnabled());
+    }
+
+    @Override
+    protected void onDeveloperOptionsSwitchDisabled() {
+        super.onDeveloperOptionsSwitchDisabled();
+        ((SwitchPreference) mPreference).setChecked(false);
+        final boolean enabled = isEnabled();
+        if (!enabled) {
+            setEnabled(false);
+        }
+    }
+
+    @VisibleForTesting
+    protected boolean isEnabled() {
+        return mContext.getResources().getBoolean(R.bool.config_navBarDefaultTransparent);
+    }
+
+    @VisibleForTesting
+    protected void setEnabled(boolean enabled) {
+        try {
+            mOverlayManager.setEnabled(OVERLAY_PACKAGE_NAME, enabled, USER_CURRENT);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+}