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1 /*
2  * Copyright (C) 2016 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.documentsui.dirlist;
18 
19 import static com.android.documentsui.base.State.MODE_GRID;
20 
21 import android.content.Context;
22 import android.database.Cursor;
23 import android.view.View;
24 import android.view.ViewGroup;
25 import android.widget.Button;
26 import android.widget.ImageView;
27 import android.widget.TextView;
28 
29 import com.android.documentsui.ConfigStore;
30 import com.android.documentsui.R;
31 import com.android.documentsui.base.State.ViewMode;
32 
33 /**
34  * RecyclerView.ViewHolder class that displays at the top of the directory list when there
35  * are more information from the Provider.
36  * Used by {@link DirectoryAddonsAdapter}.
37  */
38 final class HeaderMessageDocumentHolder extends MessageHolder {
39     private final View mRoot;
40     private final ImageView mIcon;
41     private final TextView mTitle;
42     private final TextView mSubtitle;
43     private final TextView mTextView;
44     private final View mActionView;
45     private final Button mDismissButton;
46     private final Button mActionButton;
47     private Message mMessage;
48 
HeaderMessageDocumentHolder(Context context, ViewGroup parent, ConfigStore configStore)49     HeaderMessageDocumentHolder(Context context, ViewGroup parent, ConfigStore configStore) {
50         super(context, parent, R.layout.item_doc_header_message, configStore);
51 
52         mRoot = itemView.findViewById(R.id.item_root);
53         mIcon = (ImageView) itemView.findViewById(R.id.message_icon);
54         mTitle = itemView.findViewById(R.id.message_title);
55         mSubtitle = itemView.findViewById(R.id.message_subtitle);
56         mTextView = (TextView) itemView.findViewById(R.id.message_textview);
57         mActionView = (View) itemView.findViewById(R.id.action_view);
58         mActionButton = (Button) itemView.findViewById(R.id.action_button);
59         mDismissButton = (Button) itemView.findViewById(R.id.dismiss_button);
60     }
61 
bind(Message message)62     public void bind(Message message) {
63         mMessage = message;
64         mDismissButton.setOnClickListener(this::onButtonClick);
65         mActionButton.setOnClickListener(this::onButtonClick);
66         bind(null, null);
67     }
68 
69     /**
70      * We set different padding on directory parent in different mode by
71      * {@link DirectoryFragment#onViewModeChanged()}. To avoid the layout shifting when
72      * display mode changed, we set the opposite padding on the item.
73      */
setPadding(@iewMode int mode)74     public void setPadding(@ViewMode int mode) {
75         int padding = itemView.getResources().getDimensionPixelSize(mode == MODE_GRID
76                 ? R.dimen.list_container_padding : R.dimen.grid_container_padding);
77         mRoot.setPadding(padding, 0, padding, 0);
78     }
79 
onButtonClick(View button)80     private void onButtonClick(View button) {
81         mMessage.runCallback();
82     }
83 
84     @Override
bind(Cursor cursor, String modelId)85     public void bind(Cursor cursor, String modelId) {
86         if (mMessage.getTitleString() != null) {
87             mTitle.setVisibility(View.VISIBLE);
88             mSubtitle.setVisibility(View.VISIBLE);
89             mTextView.setVisibility(View.GONE);
90             mTitle.setText(mMessage.getTitleString());
91             mSubtitle.setText(mMessage.getMessageString());
92         } else {
93             mTitle.setVisibility(View.GONE);
94             mSubtitle.setVisibility(View.GONE);
95             mTextView.setVisibility(View.VISIBLE);
96             mTextView.setText(mMessage.getMessageString());
97         }
98 
99         mIcon.setImageDrawable(mMessage.getIcon());
100 
101         if (mMessage.shouldKeep()) {
102             mActionView.setVisibility(View.VISIBLE);
103             mDismissButton.setVisibility(View.GONE);
104             if (mMessage.getButtonString() != null) {
105                 mActionButton.setText(mMessage.getButtonString());
106             }
107         } else {
108             mActionView.setVisibility(View.GONE);
109             mDismissButton.setVisibility(View.VISIBLE);
110             if (mMessage.getButtonString() != null) {
111                 mDismissButton.setText(mMessage.getButtonString());
112             }
113         }
114     }
115 }