319 lines
9.7 KiB
Java
319 lines
9.7 KiB
Java
/*
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* Copyright (C) 2015 The CyanogenMod Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cyanogenmod.externalviews;
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import android.app.Activity;
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import android.app.Application;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.Intent;
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import android.content.ServiceConnection;
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import android.graphics.Point;
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import android.graphics.Rect;
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import android.os.Bundle;
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import android.os.IBinder;
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import android.os.RemoteException;
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import android.util.AttributeSet;
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import android.view.View;
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import android.view.ViewTreeObserver;
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import android.view.WindowManager;
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import java.util.LinkedList;
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/**
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* TODO: unhide once documented and finalized
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* @hide
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*/
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public class KeyguardExternalView extends View implements Application.ActivityLifecycleCallbacks,
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ViewTreeObserver.OnPreDrawListener {
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public static final String EXTRA_PERMISSION_LIST = "permissions_list";
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public static final String CATEGORY_KEYGUARD_GRANT_PERMISSION
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= "org.cyanogenmod.intent.category.KEYGUARD_GRANT_PERMISSION";
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private LinkedList<Runnable> mQueue = new LinkedList<Runnable>();
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private Context mContext;
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private final ExternalViewProperties mExternalViewProperties;
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private volatile IKeyguardExternalViewProvider mExternalViewProvider;
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private final Point mDisplaySize;
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public KeyguardExternalView(Context context, AttributeSet attrs) {
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this(context, attrs, null);
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}
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public KeyguardExternalView(Context context, AttributeSet attrs, int defStyleAttr) {
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this(context, attrs);
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}
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public KeyguardExternalView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
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this(context, attrs);
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}
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public KeyguardExternalView(Context context, AttributeSet attributeSet, ComponentName componentName) {
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super(context, attributeSet);
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mContext = getContext();
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mExternalViewProperties = new ExternalViewProperties(this, mContext);
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Application app = (mContext instanceof Activity) ? ((Activity) mContext).getApplication()
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: (Application) mContext;
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app.registerActivityLifecycleCallbacks(this);
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if (componentName != null) {
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mContext.bindService(new Intent().setComponent(componentName),
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mServiceConnection, Context.BIND_AUTO_CREATE);
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}
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mDisplaySize = new Point();
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WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
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wm.getDefaultDisplay().getRealSize(mDisplaySize);
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}
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private ServiceConnection mServiceConnection = new ServiceConnection() {
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@Override
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public void onServiceConnected(ComponentName name, IBinder service) {
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try {
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mExternalViewProvider = IKeyguardExternalViewProvider.Stub.asInterface(
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IExternalViewProviderFactory.Stub.asInterface(service).
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createExternalView(null));
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executeQueue();
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} catch (RemoteException e) {
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e.printStackTrace();
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}
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}
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@Override
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public void onServiceDisconnected(ComponentName name) {
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mExternalViewProvider = null;
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}
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};
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private void executeQueue() {
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while (!mQueue.isEmpty()) {
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Runnable r = mQueue.pop();
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r.run();
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}
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}
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protected void performAction(Runnable r) {
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if (mExternalViewProvider != null) {
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r.run();
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} else {
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mQueue.add(r);
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}
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}
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// view overrides, for positioning
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@Override
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public boolean onPreDraw() {
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if (!mExternalViewProperties.hasChanged()) {
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return true;
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}
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// keyguard views always take up the full screen when visible
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final int x = mExternalViewProperties.getX();
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final int y = mExternalViewProperties.getY();
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final int width = mDisplaySize.x - x;
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final int height = mDisplaySize.y - y;
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final boolean visible = mExternalViewProperties.isVisible();
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final Rect clipRect = new Rect(x, y, width + x, height + y);
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performAction(new Runnable() {
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@Override
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public void run() {
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try {
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mExternalViewProvider.alterWindow(x, y, width, height, visible,
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clipRect);
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} catch (RemoteException e) {
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}
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}
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});
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return true;
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}
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// Activity lifecycle callbacks
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@Override
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public void onActivityCreated(Activity activity, Bundle savedInstanceState) {
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}
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@Override
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public void onActivityStarted(Activity activity) {
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performAction(new Runnable() {
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@Override
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public void run() {
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try {
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mExternalViewProvider.onStart();
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} catch (RemoteException e) {
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}
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}
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});
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}
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@Override
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public void onActivityResumed(Activity activity) {
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performAction(new Runnable() {
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@Override
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public void run() {
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try {
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mExternalViewProvider.onResume();
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} catch (RemoteException e) {
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}
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getViewTreeObserver().addOnPreDrawListener(KeyguardExternalView.this);
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}
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});
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}
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@Override
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public void onActivityPaused(Activity activity) {
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performAction(new Runnable() {
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@Override
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public void run() {
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try {
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mExternalViewProvider.onPause();
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} catch (RemoteException e) {
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}
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getViewTreeObserver().removeOnPreDrawListener(KeyguardExternalView.this);
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}
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});
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}
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@Override
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public void onActivityStopped(Activity activity) {
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performAction(new Runnable() {
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@Override
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public void run() {
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try {
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mExternalViewProvider.onStop();
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} catch (RemoteException e) {
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}
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}
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});
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}
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@Override
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public void onActivitySaveInstanceState(Activity activity, Bundle outState) {
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}
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@Override
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public void onActivityDestroyed(Activity activity) {
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mExternalViewProvider = null;
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mContext.unbindService(mServiceConnection);
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}
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// Placeholder callbacks
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@Override
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public void onDetachedFromWindow() {
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performAction(new Runnable() {
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@Override
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public void run() {
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try {
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mExternalViewProvider.onDetach();
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} catch (RemoteException e) {
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}
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}
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});
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}
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@Override
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public void onAttachedToWindow() {
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performAction(new Runnable() {
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@Override
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public void run() {
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try {
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mExternalViewProvider.onAttach(null);
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} catch (RemoteException e) {
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}
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}
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});
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}
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/**
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* Sets the component of the ExternalViewProviderService to be used for this ExternalView.
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* If a provider is already connected to this view, it is first unbound before binding to the
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* new provider.
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* @param componentName
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*/
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public void setProviderComponent(ComponentName componentName) {
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// unbind any existing external view provider
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if (mExternalViewProvider != null) {
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mContext.unbindService(mServiceConnection);
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}
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if (componentName != null) {
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mContext.bindService(new Intent().setComponent(componentName),
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mServiceConnection, Context.BIND_AUTO_CREATE);
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}
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}
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public void onKeyguardShowing(final boolean screenOn) {
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performAction(new Runnable() {
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@Override
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public void run() {
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try {
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mExternalViewProvider.onKeyguardShowing(screenOn);
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} catch (RemoteException e) {
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}
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}
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});
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}
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public void onKeyguardDismissed() {
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performAction(new Runnable() {
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@Override
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public void run() {
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try {
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mExternalViewProvider.onKeyguardDismissed();
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} catch (RemoteException e) {
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}
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}
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});
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}
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public void onBouncerShowing(final boolean showing) {
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performAction(new Runnable() {
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@Override
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public void run() {
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try {
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mExternalViewProvider.onBouncerShowing(showing);
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} catch (RemoteException e) {
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}
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}
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});
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}
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public void onScreenTurnedOn() {
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performAction(new Runnable() {
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@Override
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public void run() {
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try {
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mExternalViewProvider.onScreenTurnedOn();
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} catch (RemoteException e) {
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}
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}
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});
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}
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public void onScreenTurnedOff() {
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performAction(new Runnable() {
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@Override
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public void run() {
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try {
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mExternalViewProvider.onScreenTurnedOff();
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} catch (RemoteException e) {
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}
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}
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});
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}
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}
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