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.statusbar;
18 
19 import android.content.Context;
20 import android.content.res.Configuration;
21 import android.util.AttributeSet;
22 import android.view.View;
23 
24 import com.android.systemui.R;
25 import com.android.systemui.statusbar.stack.ExpandableViewState;
26 import com.android.systemui.statusbar.stack.StackScrollState;
27 
28 public class DismissView extends StackScrollerDecorView {
29     private final int mClearAllTopPadding;
30     private DismissViewButton mDismissButton;
31 
DismissView(Context context, AttributeSet attrs)32     public DismissView(Context context, AttributeSet attrs) {
33         super(context, attrs);
34         mClearAllTopPadding = context.getResources().getDimensionPixelSize(
35                 R.dimen.clear_all_padding_top);
36     }
37 
38     @Override
findContentView()39     protected View findContentView() {
40         return findViewById(R.id.dismiss_text);
41     }
42 
43     @Override
onFinishInflate()44     protected void onFinishInflate() {
45         super.onFinishInflate();
46         mDismissButton = (DismissViewButton) findContentView();
47     }
48 
setOnButtonClickListener(OnClickListener listener)49     public void setOnButtonClickListener(OnClickListener listener) {
50         mContent.setOnClickListener(listener);
51     }
52 
isOnEmptySpace(float touchX, float touchY)53     public boolean isOnEmptySpace(float touchX, float touchY) {
54         return touchX < mContent.getX()
55                 || touchX > mContent.getX() + mContent.getWidth()
56                 || touchY < mContent.getY()
57                 || touchY > mContent.getY() + mContent.getHeight();
58     }
59 
60     @Override
onConfigurationChanged(Configuration newConfig)61     protected void onConfigurationChanged(Configuration newConfig) {
62         super.onConfigurationChanged(newConfig);
63         mDismissButton.setText(R.string.clear_all_notifications_text);
64         mDismissButton.setContentDescription(
65                 mContext.getString(R.string.accessibility_clear_all));
66     }
67 
isButtonVisible()68     public boolean isButtonVisible() {
69         return mDismissButton.getAlpha() != 0.0f;
70     }
71 
72     @Override
createNewViewState(StackScrollState stackScrollState)73     public ExpandableViewState createNewViewState(StackScrollState stackScrollState) {
74         return new DismissViewState();
75     }
76 
77     public class DismissViewState extends ExpandableViewState {
78         @Override
applyToView(View view)79         public void applyToView(View view) {
80             super.applyToView(view);
81             if (view instanceof DismissView) {
82                 DismissView dismissView = (DismissView) view;
83                 boolean visible = this.clipTopAmount < mClearAllTopPadding;
84                 dismissView.performVisibilityAnimation(visible && !dismissView.willBeGone());
85             }
86         }
87     }
88 }
89