Updated project directories for unified 'systemUI' folder (#5034)

systemUI/plugin/src/com/android/systemui/plugins/OverlayPlugin.java

@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2016 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.systemui.plugins;
+
+import android.view.View;
+
+import com.android.systemui.plugins.annotations.ProvidesInterface;
+import com.android.systemui.plugins.statusbar.DozeParameters;
+
+@ProvidesInterface(action = OverlayPlugin.ACTION, version = OverlayPlugin.VERSION)
+public interface OverlayPlugin extends Plugin {
+
+    String ACTION = "com.android.systemui.action.PLUGIN_OVERLAY";
+    int VERSION = 4;
+
+    /**
+     * Setup overlay plugin
+     */
+    void setup(View statusBar, View navBar);
+
+    /**
+     * Setup overlay plugin with callback and DozeParameters
+     */
+    default void setup(View statusBar, View navBar, Callback callback,
+            DozeParameters dozeParameters) {
+        setup(statusBar, navBar);
+    }
+
+    default boolean holdStatusBarOpen() {
+        return false;
+    }
+
+    /**
+     * Only called if the plugin has returned true to holdStatusBarOpen().
+     */
+    default void setCollapseDesired(boolean collapseDesired) {
+    }
+
+    /**
+     * Used to update system ui whether to hold status bar open
+     */
+    interface Callback {
+        void onHoldStatusBarOpenChange();
+    }
+}