1 /*
2  * Copyright (C) 2019 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.notification.stack;
18 
19 import static com.android.internal.util.Preconditions.checkNotNull;
20 
21 import android.annotation.Nullable;
22 import android.content.Context;
23 import android.graphics.RectF;
24 import android.util.AttributeSet;
25 import android.view.LayoutInflater;
26 import android.view.MotionEvent;
27 import android.view.View;
28 import android.view.ViewGroup;
29 import android.widget.ImageView;
30 import android.widget.TextView;
31 
32 import com.android.systemui.R;
33 import com.android.systemui.statusbar.notification.row.ActivatableNotificationView;
34 
35 /**
36  * Similar in size and appearance to the NotificationShelf, appears at the beginning of some
37  * notification sections. Currently only used for gentle notifications.
38  */
39 public class SectionHeaderView extends ActivatableNotificationView {
40     private ViewGroup mContents;
41     private TextView mLabelView;
42     private ImageView mClearAllButton;
43     @Nullable private View.OnClickListener mOnClearClickListener = null;
44 
45     private final RectF mTmpRect = new RectF();
46 
SectionHeaderView(Context context, AttributeSet attrs)47     public SectionHeaderView(Context context, AttributeSet attrs) {
48         super(context, attrs);
49     }
50 
51     @Override
onFinishInflate()52     protected void onFinishInflate() {
53         super.onFinishInflate();
54         mContents = checkNotNull(findViewById(R.id.content));
55         bindContents();
56     }
57 
bindContents()58     private void bindContents() {
59         mLabelView = checkNotNull(findViewById(R.id.header_label));
60         mClearAllButton = checkNotNull(findViewById(R.id.btn_clear_all));
61         if (mOnClearClickListener != null) {
62             mClearAllButton.setOnClickListener(mOnClearClickListener);
63         }
64     }
65 
66     @Override
getContentView()67     protected View getContentView() {
68         return mContents;
69     }
70 
71     /**
72      * Destroys and reinflates the visible contents of the section header. For use on configuration
73      * changes or any other time that layout values might need to be re-evaluated.
74      *
75      * Does not reinflate the base content view itself ({@link #getContentView()} or any of the
76      * decorator views, such as the background view or shadow view.
77      */
reinflateContents()78     void reinflateContents() {
79         mContents.removeAllViews();
80         LayoutInflater.from(getContext()).inflate(
81                 R.layout.status_bar_notification_section_header_contents,
82                 mContents);
83         bindContents();
84     }
85 
86     @Override
isTransparent()87     public boolean isTransparent() {
88         return true;
89     }
90 
91     /** Must be called whenever the UI mode changes (i.e. when we enter night mode). */
onUiModeChanged()92     void onUiModeChanged() {
93         updateBackgroundColors();
94         mLabelView.setTextColor(
95                 getContext().getColor(R.color.notification_section_header_label_color));
96         mClearAllButton.setImageResource(
97                 R.drawable.status_bar_notification_section_header_clear_btn);
98     }
99 
setAreThereDismissableGentleNotifs(boolean areThereDismissableGentleNotifs)100     void setAreThereDismissableGentleNotifs(boolean areThereDismissableGentleNotifs) {
101         mClearAllButton.setVisibility(areThereDismissableGentleNotifs ? View.VISIBLE : View.GONE);
102     }
103 
104     @Override
disallowSingleClick(MotionEvent event)105     protected boolean disallowSingleClick(MotionEvent event) {
106         // Disallow single click on lockscreen if user is tapping on clear all button
107         mTmpRect.set(
108                 mClearAllButton.getLeft(),
109                 mClearAllButton.getTop(),
110                 mClearAllButton.getLeft() + mClearAllButton.getWidth(),
111                 mClearAllButton.getTop() + mClearAllButton.getHeight());
112         return mTmpRect.contains(event.getX(), event.getY());
113     }
114 
115     /**
116      * Fired whenever the user clicks on the body of the header (e.g. no sub-buttons or anything).
117      */
setOnHeaderClickListener(View.OnClickListener listener)118     void setOnHeaderClickListener(View.OnClickListener listener) {
119         mContents.setOnClickListener(listener);
120     }
121 
122     /** Fired when the user clicks on the "X" button on the far right of the header. */
setOnClearAllClickListener(View.OnClickListener listener)123     void setOnClearAllClickListener(View.OnClickListener listener) {
124         mOnClearClickListener = listener;
125         mClearAllButton.setOnClickListener(listener);
126     }
127 }
128