1package eu.siacs.conversations.ui.adapter;
2
3import android.content.Context;
4import android.content.res.Resources;
5import android.graphics.Bitmap;
6import android.graphics.Typeface;
7import android.graphics.drawable.BitmapDrawable;
8import android.graphics.drawable.Drawable;
9import android.os.AsyncTask;
10import android.util.Pair;
11import android.view.LayoutInflater;
12import android.view.View;
13import android.view.ViewGroup;
14import android.widget.ArrayAdapter;
15import android.widget.ImageView;
16import android.widget.TextView;
17
18import java.lang.ref.WeakReference;
19import java.util.List;
20import java.util.concurrent.RejectedExecutionException;
21
22import eu.siacs.conversations.R;
23import eu.siacs.conversations.entities.Conversation;
24import eu.siacs.conversations.entities.Message;
25import eu.siacs.conversations.entities.Transferable;
26import eu.siacs.conversations.ui.ConversationActivity;
27import eu.siacs.conversations.ui.XmppActivity;
28import eu.siacs.conversations.ui.widget.UnreadCountCustomView;
29import eu.siacs.conversations.utils.UIHelper;
30
31public class ConversationAdapter extends ArrayAdapter<Conversation> {
32
33 private XmppActivity activity;
34
35 public ConversationAdapter(XmppActivity activity,
36 List<Conversation> conversations) {
37 super(activity, 0, conversations);
38 this.activity = activity;
39 }
40
41 @Override
42 public View getView(int position, View view, ViewGroup parent) {
43 if (view == null) {
44 LayoutInflater inflater = (LayoutInflater) activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
45 view = inflater.inflate(R.layout.conversation_list_row,parent, false);
46 }
47 Conversation conversation = getItem(position);
48 if (this.activity instanceof ConversationActivity) {
49 View swipeableItem = view.findViewById(R.id.swipeable_item);
50 ConversationActivity a = (ConversationActivity) this.activity;
51 int c = a.highlightSelectedConversations() && conversation == a.getSelectedConversation() ? a.getSecondaryBackgroundColor() : a.getPrimaryBackgroundColor();
52 swipeableItem.setBackgroundColor(c);
53 }
54 TextView convName = (TextView) view.findViewById(R.id.conversation_name);
55 if (conversation.getMode() == Conversation.MODE_SINGLE || activity.useSubjectToIdentifyConference()) {
56 convName.setText(conversation.getName());
57 } else {
58 convName.setText(conversation.getJid().toBareJid().toString());
59 }
60 TextView mLastMessage = (TextView) view.findViewById(R.id.conversation_lastmsg);
61 TextView mTimestamp = (TextView) view.findViewById(R.id.conversation_lastupdate);
62 TextView mSenderName = (TextView) view.findViewById(R.id.sender_name);
63 ImageView imagePreview = (ImageView) view.findViewById(R.id.conversation_lastimage);
64 ImageView notificationStatus = (ImageView) view.findViewById(R.id.notification_status);
65 UnreadCountCustomView unreadCountCustomView = (UnreadCountCustomView) view.findViewById(R.id.unread_count);
66
67 Message message = conversation.getLatestMessage();
68 int unreadCount = conversation.unreadCount();
69
70 if (!conversation.isRead()) {
71 convName.setTypeface(null, Typeface.BOLD);
72 } else {
73 convName.setTypeface(null, Typeface.NORMAL);
74 }
75
76 if (message.getFileParams().width > 0
77 && (message.getTransferable() == null
78 || message.getTransferable().getStatus() != Transferable.STATUS_DELETED)) {
79 mLastMessage.setVisibility(View.GONE);
80 imagePreview.setVisibility(View.VISIBLE);
81 activity.loadBitmap(message, imagePreview);
82 } else {
83 Pair<String,Boolean> preview = UIHelper.getMessagePreview(activity,message);
84 mLastMessage.setVisibility(View.VISIBLE);
85 imagePreview.setVisibility(View.GONE);
86 if (unreadCount > 0) {
87 unreadCountCustomView.setVisibility(View.VISIBLE);
88 unreadCountCustomView.setUnreadCount(unreadCount);
89 } else {
90 unreadCountCustomView.setVisibility(View.GONE);
91 }
92 mLastMessage.setText(preview.first);
93 if (preview.second) {
94 if (conversation.isRead()) {
95 mLastMessage.setTypeface(null, Typeface.ITALIC);
96 mSenderName.setTypeface(null, Typeface.NORMAL);
97 } else {
98 mLastMessage.setTypeface(null,Typeface.BOLD_ITALIC);
99 mSenderName.setTypeface(null,Typeface.BOLD);
100 }
101 } else {
102 if (conversation.isRead()) {
103 mLastMessage.setTypeface(null,Typeface.NORMAL);
104 mSenderName.setTypeface(null,Typeface.NORMAL);
105 } else {
106 mLastMessage.setTypeface(null,Typeface.BOLD);
107 mSenderName.setTypeface(null,Typeface.BOLD);
108 }
109 }
110 if (message.getStatus() == Message.STATUS_RECEIVED) {
111 if (conversation.getMode() == Conversation.MODE_MULTI) {
112 mSenderName.setVisibility(View.VISIBLE);
113 mSenderName.setText(UIHelper.getMessageDisplayName(message));
114 } else {
115 mSenderName.setVisibility(View.GONE);
116 }
117 } else {
118 mSenderName.setVisibility(View.VISIBLE);
119 mSenderName.setText(activity.getString(R.string.me));
120 }
121 }
122
123 long muted_till = conversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL,0);
124 if (muted_till == Long.MAX_VALUE) {
125 notificationStatus.setVisibility(View.VISIBLE);
126 int ic_notifications_off = activity.getThemeResource(R.attr.icon_notifications_off, R.drawable.ic_notifications_off_black54_24dp);
127 notificationStatus.setImageResource(ic_notifications_off);
128 } else if (muted_till >= System.currentTimeMillis()) {
129 notificationStatus.setVisibility(View.VISIBLE);
130 int ic_notifications_paused = activity.getThemeResource(R.attr.icon_notifications_paused, R.drawable.ic_notifications_paused_black54_24dp);
131 notificationStatus.setImageResource(ic_notifications_paused);
132 } else if (conversation.alwaysNotify()) {
133 notificationStatus.setVisibility(View.GONE);
134 } else {
135 notificationStatus.setVisibility(View.VISIBLE);
136 int ic_notifications_none = activity.getThemeResource(R.attr.icon_notifications_none, R.drawable.ic_notifications_none_black54_24dp);
137 notificationStatus.setImageResource(ic_notifications_none);
138 }
139
140 mTimestamp.setText(UIHelper.readableTimeDifference(activity,conversation.getLatestMessage().getTimeSent()));
141 ImageView profilePicture = (ImageView) view.findViewById(R.id.conversation_image);
142 loadAvatar(conversation,profilePicture);
143
144 return view;
145 }
146
147 class BitmapWorkerTask extends AsyncTask<Conversation, Void, Bitmap> {
148 private final WeakReference<ImageView> imageViewReference;
149 private Conversation conversation = null;
150
151 public BitmapWorkerTask(ImageView imageView) {
152 imageViewReference = new WeakReference<>(imageView);
153 }
154
155 @Override
156 protected Bitmap doInBackground(Conversation... params) {
157 return activity.avatarService().get(params[0], activity.getPixel(56), isCancelled());
158 }
159
160 @Override
161 protected void onPostExecute(Bitmap bitmap) {
162 if (bitmap != null && !isCancelled()) {
163 final ImageView imageView = imageViewReference.get();
164 if (imageView != null) {
165 imageView.setImageBitmap(bitmap);
166 imageView.setBackgroundColor(0x00000000);
167 }
168 }
169 }
170 }
171
172 public void loadAvatar(Conversation conversation, ImageView imageView) {
173 if (cancelPotentialWork(conversation, imageView)) {
174 final Bitmap bm = activity.avatarService().get(conversation, activity.getPixel(56), true);
175 if (bm != null) {
176 cancelPotentialWork(conversation, imageView);
177 imageView.setImageBitmap(bm);
178 imageView.setBackgroundColor(0x00000000);
179 } else {
180 imageView.setBackgroundColor(UIHelper.getColorForName(conversation.getName()));
181 imageView.setImageDrawable(null);
182 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
183 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
184 imageView.setImageDrawable(asyncDrawable);
185 try {
186 task.execute(conversation);
187 } catch (final RejectedExecutionException ignored) {
188 }
189 }
190 }
191 }
192
193 public static boolean cancelPotentialWork(Conversation conversation, ImageView imageView) {
194 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
195
196 if (bitmapWorkerTask != null) {
197 final Conversation oldConversation = bitmapWorkerTask.conversation;
198 if (oldConversation == null || conversation != oldConversation) {
199 bitmapWorkerTask.cancel(true);
200 } else {
201 return false;
202 }
203 }
204 return true;
205 }
206
207 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
208 if (imageView != null) {
209 final Drawable drawable = imageView.getDrawable();
210 if (drawable instanceof AsyncDrawable) {
211 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
212 return asyncDrawable.getBitmapWorkerTask();
213 }
214 }
215 return null;
216 }
217
218 static class AsyncDrawable extends BitmapDrawable {
219 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
220
221 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
222 super(res, bitmap);
223 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
224 }
225
226 public BitmapWorkerTask getBitmapWorkerTask() {
227 return bitmapWorkerTaskReference.get();
228 }
229 }
230}