1 /* 2 * Copyright (C) 2011 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 17 package com.android.systemui.statusbar.policy; 18 19 import android.animation.Animator; 20 import android.animation.AnimatorListenerAdapter; 21 import android.animation.LayoutTransition; 22 import android.animation.ObjectAnimator; 23 import android.animation.ValueAnimator; 24 import android.content.Context; 25 import android.content.res.Configuration; 26 import android.content.res.TypedArray; 27 import android.graphics.Rect; 28 import android.graphics.drawable.Drawable; 29 import android.util.AttributeSet; 30 import android.util.Log; 31 import android.util.Slog; 32 import android.view.MotionEvent; 33 import android.view.View; 34 import android.view.View.OnClickListener; 35 import android.view.ViewConfiguration; 36 import android.view.ViewGroup; 37 import android.widget.LinearLayout; 38 import android.widget.RemoteViews; 39 40 import com.android.systemui.R; 41 import com.android.systemui.SwipeHelper; 42 import com.android.systemui.statusbar.BaseStatusBar; 43 44 import java.util.HashMap; 45 46 public class IntruderAlertView extends LinearLayout implements SwipeHelper.Callback { 47 private static final String TAG = "IntruderAlertView"; 48 private static final boolean DEBUG = false; 49 50 Rect mTmpRect = new Rect(); 51 52 private SwipeHelper mSwipeHelper; 53 54 BaseStatusBar mBar; 55 private ViewGroup mContentHolder; 56 57 private RemoteViews mIntruderRemoteViews; 58 private OnClickListener mOnClickListener; 59 IntruderAlertView(Context context, AttributeSet attrs)60 public IntruderAlertView(Context context, AttributeSet attrs) { 61 this(context, attrs, 0); 62 } 63 IntruderAlertView(Context context, AttributeSet attrs, int defStyle)64 public IntruderAlertView(Context context, AttributeSet attrs, int defStyle) { 65 super(context, attrs, defStyle); 66 67 setOrientation(LinearLayout.VERTICAL); 68 } 69 70 @Override onAttachedToWindow()71 public void onAttachedToWindow() { 72 float densityScale = getResources().getDisplayMetrics().density; 73 float pagingTouchSlop = ViewConfiguration.get(getContext()).getScaledPagingTouchSlop(); 74 mSwipeHelper = new SwipeHelper(SwipeHelper.X, this, densityScale, pagingTouchSlop); 75 76 mContentHolder = (ViewGroup) findViewById(R.id.contentHolder); 77 if (mIntruderRemoteViews != null) { 78 // whoops, we're on already! 79 applyIntruderContent(mIntruderRemoteViews, mOnClickListener); 80 } 81 } 82 setBar(BaseStatusBar bar)83 public void setBar(BaseStatusBar bar) { 84 mBar = bar; 85 } 86 87 @Override onInterceptTouchEvent(MotionEvent ev)88 public boolean onInterceptTouchEvent(MotionEvent ev) { 89 if (DEBUG) Log.v(TAG, "onInterceptTouchEvent()"); 90 return mSwipeHelper.onInterceptTouchEvent(ev) || 91 super.onInterceptTouchEvent(ev); 92 } 93 94 @Override onTouchEvent(MotionEvent ev)95 public boolean onTouchEvent(MotionEvent ev) { 96 return mSwipeHelper.onTouchEvent(ev) || 97 super.onTouchEvent(ev); 98 } 99 canChildBeDismissed(View v)100 public boolean canChildBeDismissed(View v) { 101 return true; 102 } 103 onChildDismissed(View v)104 public void onChildDismissed(View v) { 105 Slog.v(TAG, "User swiped intruder to dismiss"); 106 mBar.dismissIntruder(); 107 } 108 onBeginDrag(View v)109 public void onBeginDrag(View v) { 110 } 111 onDragCancelled(View v)112 public void onDragCancelled(View v) { 113 mContentHolder.setAlpha(1f); // sometimes this isn't quite reset 114 } 115 getChildAtPosition(MotionEvent ev)116 public View getChildAtPosition(MotionEvent ev) { 117 return mContentHolder; 118 } 119 getChildContentView(View v)120 public View getChildContentView(View v) { 121 return v; 122 } 123 124 @Override onConfigurationChanged(Configuration newConfig)125 protected void onConfigurationChanged(Configuration newConfig) { 126 super.onConfigurationChanged(newConfig); 127 float densityScale = getResources().getDisplayMetrics().density; 128 mSwipeHelper.setDensityScale(densityScale); 129 float pagingTouchSlop = ViewConfiguration.get(getContext()).getScaledPagingTouchSlop(); 130 mSwipeHelper.setPagingTouchSlop(pagingTouchSlop); 131 } 132 133 @Override onDraw(android.graphics.Canvas c)134 public void onDraw(android.graphics.Canvas c) { 135 super.onDraw(c); 136 if (DEBUG) { 137 //Slog.d(TAG, "onDraw: canvas height: " + c.getHeight() + "px; measured height: " 138 // + getMeasuredHeight() + "px"); 139 c.save(); 140 c.clipRect(6, 6, c.getWidth() - 6, getMeasuredHeight() - 6, 141 android.graphics.Region.Op.DIFFERENCE); 142 c.drawColor(0xFFcc00cc); 143 c.restore(); 144 } 145 } 146 applyIntruderContent(RemoteViews intruderView, OnClickListener listener)147 public void applyIntruderContent(RemoteViews intruderView, OnClickListener listener) { 148 if (DEBUG) { 149 Slog.v(TAG, "applyIntruderContent: view=" + intruderView + " listener=" + listener); 150 } 151 mIntruderRemoteViews = intruderView; 152 mOnClickListener = listener; 153 if (mContentHolder == null) { 154 // too soon! 155 return; 156 } 157 mContentHolder.setX(0); 158 mContentHolder.setVisibility(View.VISIBLE); 159 mContentHolder.setAlpha(1f); 160 mContentHolder.removeAllViews(); 161 final View content = intruderView.apply(getContext(), mContentHolder); 162 if (listener != null) { 163 content.setOnClickListener(listener); 164 165 //content.setBackgroundResource(R.drawable.intruder_row_bg); 166 Drawable bg = getResources().getDrawable(R.drawable.intruder_row_bg); 167 if (bg == null) { 168 Log.e(TAG, String.format("Can't find background drawable id=0x%08x", R.drawable.intruder_row_bg)); 169 } else { 170 content.setBackgroundDrawable(bg); 171 } 172 } 173 mContentHolder.addView(content); 174 175 } 176 }