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      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.util.AttributeSet;
     21 import android.widget.FrameLayout;
     22 
     23 import com.android.systemui.R;
     24 
     25 /**
     26  * Wrapper view with background which contains {@link QSPanel}
     27  */
     28 public class QSContainer extends FrameLayout {
     29 
     30     private int mHeightOverride = -1;
     31     private QSPanel mQSPanel;
     32 
     33     public QSContainer(Context context, AttributeSet attrs) {
     34         super(context, attrs);
     35     }
     36 
     37     @Override
     38     protected void onFinishInflate() {
     39         super.onFinishInflate();
     40         mQSPanel = (QSPanel) findViewById(R.id.quick_settings_panel);
     41     }
     42 
     43     @Override
     44     protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
     45         super.onLayout(changed, left, top, right, bottom);
     46         updateBottom();
     47     }
     48 
     49     /**
     50      * Overrides the height of this view (post-layout), so that the content is clipped to that
     51      * height and the background is set to that height.
     52      *
     53      * @param heightOverride the overridden height
     54      */
     55     public void setHeightOverride(int heightOverride) {
     56         mHeightOverride = heightOverride;
     57         updateBottom();
     58     }
     59 
     60     /**
     61      * The height this view wants to be. This is different from {@link #getMeasuredHeight} such that
     62      * during closing the detail panel, this already returns the smaller height.
     63      */
     64     public int getDesiredHeight() {
     65         if (mQSPanel.isClosingDetail()) {
     66             return mQSPanel.getGridHeight() + getPaddingTop() + getPaddingBottom();
     67         } else {
     68             return getMeasuredHeight();
     69         }
     70     }
     71 
     72     private void updateBottom() {
     73         int height = mHeightOverride != -1 ? mHeightOverride : getMeasuredHeight();
     74         setBottom(getTop() + height);
     75     }
     76 }
     77