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