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, List<Conversation> conversations) {
36 super(activity, 0, conversations);
37 this.activity = activity;
38 }
39
40 @Override
41 public View getView(int position, View view, ViewGroup parent) {
42 if (view == null) {
43 LayoutInflater inflater = (LayoutInflater) activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
44 view = inflater.inflate(R.layout.conversation_list_row,parent, false);
45 }
46 Conversation conversation = getItem(position);
47 if (this.activity instanceof ConversationActivity) {
48 View swipeableItem = view.findViewById(R.id.swipeable_item);
49 ConversationActivity a = (ConversationActivity) this.activity;
50 int c = a.highlightSelectedConversations() && conversation == a.getSelectedConversation() ? a.getSecondaryBackgroundColor() : a.getPrimaryBackgroundColor();
51 swipeableItem.setBackgroundColor(c);
52 }
53 TextView convName = (TextView) view.findViewById(R.id.conversation_name);
54 if (conversation.getMode() == Conversation.MODE_SINGLE || activity.useSubjectToIdentifyConference()) {
55 convName.setText(conversation.getName());
56 } else {
57 convName.setText(conversation.getJid().toBareJid().toString());
58 }
59 TextView mLastMessage = (TextView) view.findViewById(R.id.conversation_lastmsg);
60 ImageView mLastMessageImage = (ImageView) view.findViewById(R.id.conversation_lastmsg_img);
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 if (unreadCount > 0) {
70 unreadCountCustomView.setVisibility(View.VISIBLE);
71 unreadCountCustomView.setUnreadCount(unreadCount);
72 } else {
73 unreadCountCustomView.setVisibility(View.GONE);
74 }
75
76 if (!conversation.isRead()) {
77 convName.setTypeface(null, Typeface.BOLD);
78 } else {
79 convName.setTypeface(null, Typeface.NORMAL);
80 }
81
82 final boolean fileAvailable = message.getTransferable() == null || message.getTransferable().getStatus() != Transferable.STATUS_DELETED;
83 if (message.getFileParams().width > 0 && fileAvailable) {
84 mSenderName.setVisibility(View.GONE);
85 mLastMessage.setVisibility(View.GONE);
86 mLastMessageImage.setVisibility(View.GONE);
87 imagePreview.setVisibility(View.VISIBLE);
88 activity.loadBitmap(message, imagePreview);
89 } else {
90 final boolean showPreviewText;
91 if (message.getType() == Message.TYPE_FILE && fileAvailable) {
92 if (message.getFileParams().runtime > 0) {
93 showPreviewText = false;
94 mLastMessageImage.setImageResource(activity.getThemeResource(R.attr.ic_attach_record, R.drawable.ic_attach_record));
95 } else {
96 showPreviewText = true;
97 mLastMessageImage.setImageResource(activity.getThemeResource(R.attr.ic_attach_document, R.drawable.ic_attach_document));
98 }
99 mLastMessageImage.setVisibility(View.VISIBLE);
100 } else if (message.isGeoUri()) {
101 showPreviewText = false;
102 mLastMessageImage.setImageResource(activity.getThemeResource(R.attr.ic_attach_location, R.drawable.ic_attach_location));
103 mLastMessageImage.setVisibility(View.VISIBLE);
104 } else {
105 showPreviewText = true;
106 mLastMessageImage.setVisibility(View.GONE);
107 }
108
109 final Pair<String,Boolean> preview = UIHelper.getMessagePreview(activity,message);
110 if (showPreviewText) {
111 mLastMessage.setText(preview.first);
112 } else {
113 mLastMessageImage.setContentDescription(preview.first);
114 }
115 mLastMessage.setVisibility(showPreviewText ? View.VISIBLE : View.GONE);
116 imagePreview.setVisibility(View.GONE);
117 if (preview.second) {
118 if (conversation.isRead()) {
119 mLastMessage.setTypeface(null, Typeface.ITALIC);
120 mSenderName.setTypeface(null, Typeface.NORMAL);
121 } else {
122 mLastMessage.setTypeface(null,Typeface.BOLD_ITALIC);
123 mSenderName.setTypeface(null,Typeface.BOLD);
124 }
125 } else {
126 if (conversation.isRead()) {
127 mLastMessage.setTypeface(null,Typeface.NORMAL);
128 mSenderName.setTypeface(null,Typeface.NORMAL);
129 } else {
130 mLastMessage.setTypeface(null,Typeface.BOLD);
131 mSenderName.setTypeface(null,Typeface.BOLD);
132 }
133 }
134 if (message.getStatus() == Message.STATUS_RECEIVED) {
135 if (conversation.getMode() == Conversation.MODE_MULTI) {
136 mSenderName.setVisibility(View.VISIBLE);
137 mSenderName.setText(UIHelper.getMessageDisplayName(message).split("\\s+")[0]+':');
138 } else {
139 mSenderName.setVisibility(View.GONE);
140 }
141 } else if (message.getType() != Message.TYPE_STATUS) {
142 mSenderName.setVisibility(View.VISIBLE);
143 mSenderName.setText(activity.getString(R.string.me)+':');
144 } else {
145 mSenderName.setVisibility(View.GONE);
146 }
147 }
148
149 long muted_till = conversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL,0);
150 if (muted_till == Long.MAX_VALUE) {
151 notificationStatus.setVisibility(View.VISIBLE);
152 int ic_notifications_off = activity.getThemeResource(R.attr.icon_notifications_off, R.drawable.ic_notifications_off_black_24dp);
153 notificationStatus.setImageResource(ic_notifications_off);
154 } else if (muted_till >= System.currentTimeMillis()) {
155 notificationStatus.setVisibility(View.VISIBLE);
156 int ic_notifications_paused = activity.getThemeResource(R.attr.icon_notifications_paused, R.drawable.ic_notifications_paused_black_24dp);
157 notificationStatus.setImageResource(ic_notifications_paused);
158 } else if (conversation.alwaysNotify()) {
159 notificationStatus.setVisibility(View.GONE);
160 } else {
161 notificationStatus.setVisibility(View.VISIBLE);
162 int ic_notifications_none = activity.getThemeResource(R.attr.icon_notifications_none, R.drawable.ic_notifications_none_black_24dp);
163 notificationStatus.setImageResource(ic_notifications_none);
164 }
165
166 mTimestamp.setText(UIHelper.readableTimeDifference(activity,conversation.getLatestMessage().getTimeSent()));
167 ImageView profilePicture = (ImageView) view.findViewById(R.id.conversation_image);
168 loadAvatar(conversation,profilePicture);
169
170 return view;
171 }
172
173 class BitmapWorkerTask extends AsyncTask<Conversation, Void, Bitmap> {
174 private final WeakReference<ImageView> imageViewReference;
175 private Conversation conversation = null;
176
177 public BitmapWorkerTask(ImageView imageView) {
178 imageViewReference = new WeakReference<>(imageView);
179 }
180
181 @Override
182 protected Bitmap doInBackground(Conversation... params) {
183 return activity.avatarService().get(params[0], activity.getPixel(56), isCancelled());
184 }
185
186 @Override
187 protected void onPostExecute(Bitmap bitmap) {
188 if (bitmap != null && !isCancelled()) {
189 final ImageView imageView = imageViewReference.get();
190 if (imageView != null) {
191 imageView.setImageBitmap(bitmap);
192 imageView.setBackgroundColor(0x00000000);
193 }
194 }
195 }
196 }
197
198 public void loadAvatar(Conversation conversation, ImageView imageView) {
199 if (cancelPotentialWork(conversation, imageView)) {
200 final Bitmap bm = activity.avatarService().get(conversation, activity.getPixel(56), true);
201 if (bm != null) {
202 cancelPotentialWork(conversation, imageView);
203 imageView.setImageBitmap(bm);
204 imageView.setBackgroundColor(0x00000000);
205 } else {
206 imageView.setBackgroundColor(UIHelper.getColorForName(conversation.getName()));
207 imageView.setImageDrawable(null);
208 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
209 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
210 imageView.setImageDrawable(asyncDrawable);
211 try {
212 task.execute(conversation);
213 } catch (final RejectedExecutionException ignored) {
214 }
215 }
216 }
217 }
218
219 public static boolean cancelPotentialWork(Conversation conversation, ImageView imageView) {
220 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
221
222 if (bitmapWorkerTask != null) {
223 final Conversation oldConversation = bitmapWorkerTask.conversation;
224 if (oldConversation == null || conversation != oldConversation) {
225 bitmapWorkerTask.cancel(true);
226 } else {
227 return false;
228 }
229 }
230 return true;
231 }
232
233 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
234 if (imageView != null) {
235 final Drawable drawable = imageView.getDrawable();
236 if (drawable instanceof AsyncDrawable) {
237 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
238 return asyncDrawable.getBitmapWorkerTask();
239 }
240 }
241 return null;
242 }
243
244 static class AsyncDrawable extends BitmapDrawable {
245 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
246
247 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
248 super(res, bitmap);
249 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
250 }
251
252 public BitmapWorkerTask getBitmapWorkerTask() {
253 return bitmapWorkerTaskReference.get();
254 }
255 }
256}