1 /* 2 * Copyright (C) 2014 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.qs; 18 19 import android.content.Context; 20 import android.graphics.Point; 21 import android.util.AttributeSet; 22 import android.view.View; 23 import android.widget.FrameLayout; 24 25 import com.android.systemui.R; 26 import com.android.systemui.qs.customize.QSCustomizer; 27 28 /** 29 * Wrapper view with background which contains {@link QSPanel} and {@link BaseStatusBarHeader} 30 */ 31 public class QSContainerImpl extends FrameLayout { 32 33 private final Point mSizePoint = new Point(); 34 35 private int mHeightOverride = -1; 36 protected View mQSPanel; 37 private View mQSDetail; 38 protected View mHeader; 39 protected float mQsExpansion; 40 private QSCustomizer mQSCustomizer; 41 private QSFooter mQSFooter; 42 private int mGutterHeight; 43 private View mBackground; 44 private float mFullElevation; 45 46 public QSContainerImpl(Context context, AttributeSet attrs) { 47 super(context, attrs); 48 } 49 50 @Override 51 protected void onFinishInflate() { 52 super.onFinishInflate(); 53 mQSPanel = findViewById(R.id.quick_settings_panel); 54 mQSDetail = findViewById(R.id.qs_detail); 55 mHeader = findViewById(R.id.header); 56 mQSCustomizer = findViewById(R.id.qs_customize); 57 mQSFooter = findViewById(R.id.qs_footer); 58 mBackground = findViewById(R.id.qs_background); 59 mGutterHeight = getContext().getResources().getDimensionPixelSize(R.dimen.qs_gutter_height); 60 mFullElevation = mQSPanel.getElevation(); 61 62 setClickable(true); 63 setImportantForAccessibility(IMPORTANT_FOR_ACCESSIBILITY_NO); 64 } 65 66 @Override 67 public boolean performClick() { 68 // Want to receive clicks so missing QQS tiles doesn't cause collapse, but 69 // don't want to do anything with them. 70 return true; 71 } 72 73 @Override 74 protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 75 // Since we control our own bottom, be whatever size we want. 76 // Otherwise the QSPanel ends up with 0 height when the window is only the 77 // size of the status bar. 78 mQSPanel.measure(widthMeasureSpec, MeasureSpec.makeMeasureSpec( 79 MeasureSpec.getSize(heightMeasureSpec), MeasureSpec.UNSPECIFIED)); 80 int width = mQSPanel.getMeasuredWidth(); 81 LayoutParams layoutParams = (LayoutParams) mQSPanel.getLayoutParams(); 82 int height = layoutParams.topMargin + layoutParams.bottomMargin 83 + mQSPanel.getMeasuredHeight(); 84 super.onMeasure(MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY), 85 MeasureSpec.makeMeasureSpec(height, MeasureSpec.EXACTLY)); 86 87 // QSCustomizer will always be the height of the screen, but do this after 88 // other measuring to avoid changing the height of the QS. 89 getDisplay().getRealSize(mSizePoint); 90 mQSCustomizer.measure(widthMeasureSpec, 91 MeasureSpec.makeMeasureSpec(mSizePoint.y, MeasureSpec.EXACTLY)); 92 } 93 94 @Override 95 protected void onLayout(boolean changed, int left, int top, int right, int bottom) { 96 super.onLayout(changed, left, top, right, bottom); 97 updateExpansion(); 98 } 99 100 /** 101 * Overrides the height of this view (post-layout), so that the content is clipped to that 102 * height and the background is set to that height. 103 * 104 * @param heightOverride the overridden height 105 */ 106 public void setHeightOverride(int heightOverride) { 107 mHeightOverride = heightOverride; 108 updateExpansion(); 109 } 110 111 public void updateExpansion() { 112 int height = calculateContainerHeight(); 113 int gutterHeight = Math.round(mQsExpansion * mGutterHeight); 114 setBottom(getTop() + height + gutterHeight); 115 mQSDetail.setBottom(getTop() + height); 116 mBackground.setBottom(getTop() + height); 117 // Pin QS Footer to the bottom of the panel. 118 mQSFooter.setTranslationY(height - mQSFooter.getHeight()); 119 120 float elevation = mQsExpansion * mFullElevation; 121 mQSDetail.setElevation(elevation); 122 mBackground.setElevation(elevation); 123 mQSFooter.setElevation(elevation); 124 mQSPanel.setElevation(elevation); 125 } 126 127 protected int calculateContainerHeight() { 128 int heightOverride = mHeightOverride != -1 ? mHeightOverride : getMeasuredHeight(); 129 return mQSCustomizer.isCustomizing() ? mQSCustomizer.getHeight() 130 : Math.round(mQsExpansion * (heightOverride - mHeader.getHeight())) 131 + mHeader.getHeight(); 132 } 133 134 public void setExpansion(float expansion) { 135 mQsExpansion = expansion; 136 updateExpansion(); 137 } 138 139 public void setGutterEnabled(boolean gutterEnabled) { 140 if (gutterEnabled == (mGutterHeight != 0)) { 141 return; 142 } 143 if (gutterEnabled) { 144 mGutterHeight = getContext().getResources().getDimensionPixelSize( 145 R.dimen.qs_gutter_height); 146 } else { 147 mGutterHeight = 0; 148 } 149 updateExpansion(); 150 } 151 } 152