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 17 package com.android.keyguard; 18 19 import static java.util.Collections.emptySet; 20 21 import android.content.Context; 22 import android.os.Trace; 23 import android.util.AttributeSet; 24 import android.view.View; 25 import android.view.ViewGroup; 26 import android.widget.GridLayout; 27 28 import com.android.systemui.R; 29 import com.android.systemui.statusbar.CrossFadeHelper; 30 31 import java.io.PrintWriter; 32 import java.util.Set; 33 34 /** 35 * View consisting of: 36 * - keyguard clock 37 * - media player (split shade mode only) 38 */ 39 public class KeyguardStatusView extends GridLayout { 40 private static final boolean DEBUG = KeyguardConstants.DEBUG; 41 private static final String TAG = "KeyguardStatusView"; 42 43 private ViewGroup mStatusViewContainer; 44 private KeyguardClockSwitch mClockView; 45 private KeyguardSliceView mKeyguardSlice; 46 private View mMediaHostContainer; 47 48 private float mDarkAmount = 0; 49 KeyguardStatusView(Context context)50 public KeyguardStatusView(Context context) { 51 this(context, null, 0); 52 } 53 KeyguardStatusView(Context context, AttributeSet attrs)54 public KeyguardStatusView(Context context, AttributeSet attrs) { 55 this(context, attrs, 0); 56 } 57 KeyguardStatusView(Context context, AttributeSet attrs, int defStyle)58 public KeyguardStatusView(Context context, AttributeSet attrs, int defStyle) { 59 super(context, attrs, defStyle); 60 } 61 62 @Override onFinishInflate()63 protected void onFinishInflate() { 64 super.onFinishInflate(); 65 mStatusViewContainer = findViewById(R.id.status_view_container); 66 67 mClockView = findViewById(R.id.keyguard_clock_container); 68 if (KeyguardClockAccessibilityDelegate.isNeeded(mContext)) { 69 mClockView.setAccessibilityDelegate(new KeyguardClockAccessibilityDelegate(mContext)); 70 } 71 72 mKeyguardSlice = findViewById(R.id.keyguard_slice_view); 73 74 mMediaHostContainer = findViewById(R.id.status_view_media_container); 75 76 updateDark(); 77 } 78 setDarkAmount(float darkAmount)79 void setDarkAmount(float darkAmount) { 80 if (mDarkAmount == darkAmount) { 81 return; 82 } 83 mDarkAmount = darkAmount; 84 CrossFadeHelper.fadeOut(mMediaHostContainer, darkAmount); 85 updateDark(); 86 } 87 updateDark()88 void updateDark() { 89 mKeyguardSlice.setDarkAmount(mDarkAmount); 90 } 91 92 /** Sets a translationY value on every child view except for the media view. */ setChildrenTranslationY(float translationY, boolean excludeMedia)93 public void setChildrenTranslationY(float translationY, boolean excludeMedia) { 94 setChildrenTranslationYExcluding(translationY, 95 excludeMedia ? Set.of(mMediaHostContainer) : emptySet()); 96 } 97 98 /** Sets a translationY value on every view except for the views in the provided set. */ setChildrenTranslationYExcluding(float translationY, Set<View> excludedViews)99 private void setChildrenTranslationYExcluding(float translationY, Set<View> excludedViews) { 100 for (int i = 0; i < mStatusViewContainer.getChildCount(); i++) { 101 final View child = mStatusViewContainer.getChildAt(i); 102 103 if (!excludedViews.contains(child)) { 104 child.setTranslationY(translationY); 105 } 106 } 107 } 108 dump(PrintWriter pw, String[] args)109 public void dump(PrintWriter pw, String[] args) { 110 pw.println("KeyguardStatusView:"); 111 pw.println(" mDarkAmount: " + mDarkAmount); 112 if (mClockView != null) { 113 mClockView.dump(pw, args); 114 } 115 if (mKeyguardSlice != null) { 116 mKeyguardSlice.dump(pw, args); 117 } 118 } 119 120 @Override onMeasure(int widthMeasureSpec, int heightMeasureSpec)121 protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 122 Trace.beginSection("KeyguardStatusView#onMeasure"); 123 super.onMeasure(widthMeasureSpec, heightMeasureSpec); 124 Trace.endSection(); 125 } 126 } 127