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 if (message.getFileParams().width > 0
83 && (message.getTransferable() == null
84 || message.getTransferable().getStatus() != Transferable.STATUS_DELETED)) {
85 mSenderName.setVisibility(View.GONE);
86 mLastMessage.setVisibility(View.GONE);
87 mLastMessageImage.setVisibility(View.GONE);
88 imagePreview.setVisibility(View.VISIBLE);
89 activity.loadBitmap(message, imagePreview);
90 } else {
91 final boolean showPreviewText;
92 if (message.getType() == Message.TYPE_FILE) {
93 if (message.getFileParams().runtime > 0) {
94 showPreviewText = false;
95 mLastMessageImage.setImageResource(activity.getThemeResource(R.attr.ic_attach_record, R.drawable.ic_attach_record));
96 } else {
97 showPreviewText = true;
98 mLastMessageImage.setImageResource(activity.getThemeResource(R.attr.ic_attach_document, R.drawable.ic_attach_document));
99 }
100 mLastMessageImage.setVisibility(View.VISIBLE);
101 } else if (message.isGeoUri()) {
102 showPreviewText = false;
103 mLastMessageImage.setImageResource(activity.getThemeResource(R.attr.ic_attach_location, R.drawable.ic_attach_location));
104 mLastMessageImage.setVisibility(View.VISIBLE);
105 } else {
106 showPreviewText = true;
107 mLastMessageImage.setVisibility(View.GONE);
108 }
109
110 final Pair<String,Boolean> preview = UIHelper.getMessagePreview(activity,message);
111 if (showPreviewText) {
112 mLastMessage.setText(preview.first);
113 } else {
114 mLastMessageImage.setContentDescription(preview.first);
115 }
116 mLastMessage.setVisibility(showPreviewText ? View.VISIBLE : View.GONE);
117 imagePreview.setVisibility(View.GONE);
118 if (preview.second) {
119 if (conversation.isRead()) {
120 mLastMessage.setTypeface(null, Typeface.ITALIC);
121 mSenderName.setTypeface(null, Typeface.NORMAL);
122 } else {
123 mLastMessage.setTypeface(null,Typeface.BOLD_ITALIC);
124 mSenderName.setTypeface(null,Typeface.BOLD);
125 }
126 } else {
127 if (conversation.isRead()) {
128 mLastMessage.setTypeface(null,Typeface.NORMAL);
129 mSenderName.setTypeface(null,Typeface.NORMAL);
130 } else {
131 mLastMessage.setTypeface(null,Typeface.BOLD);
132 mSenderName.setTypeface(null,Typeface.BOLD);
133 }
134 }
135 if (message.getStatus() == Message.STATUS_RECEIVED) {
136 if (conversation.getMode() == Conversation.MODE_MULTI) {
137 mSenderName.setVisibility(View.VISIBLE);
138 mSenderName.setText(UIHelper.getMessageDisplayName(message).split("\\s+")[0]+':');
139 } else {
140 mSenderName.setVisibility(View.GONE);
141 }
142 } else if (message.getType() != Message.TYPE_STATUS) {
143 mSenderName.setVisibility(View.VISIBLE);
144 mSenderName.setText(activity.getString(R.string.me)+':');
145 } else {
146 mSenderName.setVisibility(View.GONE);
147 }
148 }
149
150 long muted_till = conversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL,0);
151 if (muted_till == Long.MAX_VALUE) {
152 notificationStatus.setVisibility(View.VISIBLE);
153 int ic_notifications_off = activity.getThemeResource(R.attr.icon_notifications_off, R.drawable.ic_notifications_off_black_24dp);
154 notificationStatus.setImageResource(ic_notifications_off);
155 } else if (muted_till >= System.currentTimeMillis()) {
156 notificationStatus.setVisibility(View.VISIBLE);
157 int ic_notifications_paused = activity.getThemeResource(R.attr.icon_notifications_paused, R.drawable.ic_notifications_paused_black_24dp);
158 notificationStatus.setImageResource(ic_notifications_paused);
159 } else if (conversation.alwaysNotify()) {
160 notificationStatus.setVisibility(View.GONE);
161 } else {
162 notificationStatus.setVisibility(View.VISIBLE);
163 int ic_notifications_none = activity.getThemeResource(R.attr.icon_notifications_none, R.drawable.ic_notifications_none_black_24dp);
164 notificationStatus.setImageResource(ic_notifications_none);
165 }
166
167 mTimestamp.setText(UIHelper.readableTimeDifference(activity,conversation.getLatestMessage().getTimeSent()));
168 ImageView profilePicture = (ImageView) view.findViewById(R.id.conversation_image);
169 loadAvatar(conversation,profilePicture);
170
171 return view;
172 }
173
174 class BitmapWorkerTask extends AsyncTask<Conversation, Void, Bitmap> {
175 private final WeakReference<ImageView> imageViewReference;
176 private Conversation conversation = null;
177
178 public BitmapWorkerTask(ImageView imageView) {
179 imageViewReference = new WeakReference<>(imageView);
180 }
181
182 @Override
183 protected Bitmap doInBackground(Conversation... params) {
184 return activity.avatarService().get(params[0], activity.getPixel(56), isCancelled());
185 }
186
187 @Override
188 protected void onPostExecute(Bitmap bitmap) {
189 if (bitmap != null && !isCancelled()) {
190 final ImageView imageView = imageViewReference.get();
191 if (imageView != null) {
192 imageView.setImageBitmap(bitmap);
193 imageView.setBackgroundColor(0x00000000);
194 }
195 }
196 }
197 }
198
199 public void loadAvatar(Conversation conversation, ImageView imageView) {
200 if (cancelPotentialWork(conversation, imageView)) {
201 final Bitmap bm = activity.avatarService().get(conversation, activity.getPixel(56), true);
202 if (bm != null) {
203 cancelPotentialWork(conversation, imageView);
204 imageView.setImageBitmap(bm);
205 imageView.setBackgroundColor(0x00000000);
206 } else {
207 imageView.setBackgroundColor(UIHelper.getColorForName(conversation.getName()));
208 imageView.setImageDrawable(null);
209 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
210 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
211 imageView.setImageDrawable(asyncDrawable);
212 try {
213 task.execute(conversation);
214 } catch (final RejectedExecutionException ignored) {
215 }
216 }
217 }
218 }
219
220 public static boolean cancelPotentialWork(Conversation conversation, ImageView imageView) {
221 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
222
223 if (bitmapWorkerTask != null) {
224 final Conversation oldConversation = bitmapWorkerTask.conversation;
225 if (oldConversation == null || conversation != oldConversation) {
226 bitmapWorkerTask.cancel(true);
227 } else {
228 return false;
229 }
230 }
231 return true;
232 }
233
234 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
235 if (imageView != null) {
236 final Drawable drawable = imageView.getDrawable();
237 if (drawable instanceof AsyncDrawable) {
238 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
239 return asyncDrawable.getBitmapWorkerTask();
240 }
241 }
242 return null;
243 }
244
245 static class AsyncDrawable extends BitmapDrawable {
246 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
247
248 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
249 super(res, bitmap);
250 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
251 }
252
253 public BitmapWorkerTask getBitmapWorkerTask() {
254 return bitmapWorkerTaskReference.get();
255 }
256 }
257}