StatusBarWindowView.java revision 1a3bdd5097e83659590895991904bbc6250cd5f2
1/* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.systemui.statusbar.phone; 18 19import android.content.Context; 20import android.graphics.Canvas; 21import android.graphics.Paint; 22import android.util.AttributeSet; 23import android.util.Log; 24import android.view.KeyEvent; 25import android.view.MotionEvent; 26import android.view.View; 27import android.widget.FrameLayout; 28import android.widget.ScrollView; 29import android.widget.TextSwitcher; 30 31import com.android.systemui.ExpandHelper; 32import com.android.systemui.R; 33import com.android.systemui.statusbar.BaseStatusBar; 34import com.android.systemui.statusbar.policy.NotificationRowLayout; 35 36 37public class StatusBarWindowView extends FrameLayout 38{ 39 public static final String TAG = "StatusBarWindowView"; 40 public static final boolean DEBUG = BaseStatusBar.DEBUG; 41 42 private ExpandHelper mExpandHelper; 43 private NotificationRowLayout latestItems; 44 private NotificationPanelView mNotificationPanel; 45 private ScrollView mScrollView; 46 47 PhoneStatusBar mService; 48 49 public StatusBarWindowView(Context context, AttributeSet attrs) { 50 super(context, attrs); 51 setMotionEventSplittingEnabled(false); 52 setWillNotDraw(!DEBUG); 53 } 54 55 @Override 56 protected void onAttachedToWindow () { 57 super.onAttachedToWindow(); 58 latestItems = (NotificationRowLayout) findViewById(R.id.latestItems); 59 mScrollView = (ScrollView) findViewById(R.id.scroll); 60 mNotificationPanel = (NotificationPanelView) findViewById(R.id.notification_panel); 61 int minHeight = getResources().getDimensionPixelSize(R.dimen.notification_row_min_height); 62 int maxHeight = getResources().getDimensionPixelSize(R.dimen.notification_row_max_height); 63 mExpandHelper = new ExpandHelper(mContext, latestItems, minHeight, maxHeight); 64 mExpandHelper.setEventSource(this); 65 mExpandHelper.setScrollView(mScrollView); 66 } 67 68 @Override 69 public boolean dispatchKeyEvent(KeyEvent event) { 70 boolean down = event.getAction() == KeyEvent.ACTION_DOWN; 71 switch (event.getKeyCode()) { 72 case KeyEvent.KEYCODE_BACK: 73 if (!down) { 74 mService.animateCollapsePanels(); 75 } 76 return true; 77 } 78 return super.dispatchKeyEvent(event); 79 } 80 81 @Override 82 public boolean onInterceptTouchEvent(MotionEvent ev) { 83 boolean intercept = false; 84 if (mNotificationPanel.isFullyExpanded() && mScrollView.getVisibility() == View.VISIBLE) { 85 intercept = mExpandHelper.onInterceptTouchEvent(ev); 86 } 87 if (!intercept) { 88 super.onInterceptTouchEvent(ev); 89 } 90 if (intercept) { 91 MotionEvent cancellation = MotionEvent.obtain(ev); 92 cancellation.setAction(MotionEvent.ACTION_CANCEL); 93 latestItems.onInterceptTouchEvent(cancellation); 94 cancellation.recycle(); 95 } 96 return intercept; 97 } 98 99 @Override 100 public boolean onTouchEvent(MotionEvent ev) { 101 boolean handled = false; 102 if (mNotificationPanel.isFullyExpanded()) { 103 handled = mExpandHelper.onTouchEvent(ev); 104 } 105 if (!handled) { 106 handled = super.onTouchEvent(ev); 107 } 108 return handled; 109 } 110 111 @Override 112 public void onDraw(Canvas canvas) { 113 super.onDraw(canvas); 114 if (DEBUG) { 115 Paint pt = new Paint(); 116 pt.setColor(0x80FFFF00); 117 pt.setStrokeWidth(12.0f); 118 pt.setStyle(Paint.Style.STROKE); 119 canvas.drawRect(0, 0, canvas.getWidth(), canvas.getHeight(), pt); 120 } 121 } 122 123 public void cancelExpandHelper() { 124 if (mExpandHelper != null) { 125 mExpandHelper.cancel(); 126 } 127 } 128} 129 130