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authorDaniel Gultsch <daniel@gultsch.de>2015-10-29 12:08:15 +0100
committerDaniel Gultsch <daniel@gultsch.de>2015-10-29 12:08:15 +0100
commit1221cff561eb2ca321f96c7510e01f9218634bd6 (patch)
treea99fd51ffa8c4d88148f9932d60a4304502e2171 /src/main/java/eu/siacs/conversations/ui/adapter
parenta7fd629c051a3ba0031fba4e358ba4f3b843283d (diff)
load avatars in message adapter in background task
Diffstat (limited to 'src/main/java/eu/siacs/conversations/ui/adapter')
-rw-r--r--src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java103
1 files changed, 92 insertions, 11 deletions
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
index 42c68eb8..2befd65c 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
@@ -4,8 +4,13 @@ import android.content.ActivityNotFoundException;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
+import android.content.res.Resources;
+import android.graphics.Bitmap;
import android.graphics.Typeface;
+import android.graphics.drawable.BitmapDrawable;
+import android.graphics.drawable.Drawable;
import android.net.Uri;
+import android.os.AsyncTask;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.Spanned;
@@ -24,7 +29,9 @@ import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;
+import java.lang.ref.WeakReference;
import java.util.List;
+import java.util.concurrent.RejectedExecutionException;
import eu.siacs.conversations.R;
import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
@@ -493,17 +500,8 @@ public class MessageAdapter extends ArrayAdapter<Message> {
viewHolder.status_message.setText(message.getBody());
}
return view;
- } else if (type == RECEIVED) {
- Contact contact = message.getContact();
- if (contact != null) {
- viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(contact, activity.getPixel(48)));
- } else if (conversation.getMode() == Conversation.MODE_MULTI) {
- viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(
- UIHelper.getMessageDisplayName(message),
- activity.getPixel(48)));
- }
- } else if (type == SENT) {
- viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(account, activity.getPixel(48)));
+ } else {
+ loadAvatar(message,viewHolder.contact_picture);
}
viewHolder.contact_picture
@@ -674,4 +672,87 @@ public class MessageAdapter extends ArrayAdapter<Message> {
protected TextView status_message;
protected TextView encryption;
}
+
+ class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
+ private final WeakReference<ImageView> imageViewReference;
+ private Message message = null;
+
+ public BitmapWorkerTask(ImageView imageView) {
+ imageViewReference = new WeakReference<>(imageView);
+ }
+
+ @Override
+ protected Bitmap doInBackground(Message... params) {
+ return activity.avatarService().get(params[0], activity.getPixel(48), isCancelled());
+ }
+
+ @Override
+ protected void onPostExecute(Bitmap bitmap) {
+ if (bitmap != null) {
+ final ImageView imageView = imageViewReference.get();
+ if (imageView != null) {
+ imageView.setImageBitmap(bitmap);
+ imageView.setBackgroundColor(0x00000000);
+ }
+ }
+ }
+ }
+
+ public void loadAvatar(Message message, ImageView imageView) {
+ if (cancelPotentialWork(message, imageView)) {
+ final Bitmap bm = activity.avatarService().get(message, activity.getPixel(48), true);
+ if (bm != null) {
+ imageView.setImageBitmap(bm);
+ imageView.setBackgroundColor(0x00000000);
+ } else {
+ imageView.setBackgroundColor(UIHelper.getColorForName(UIHelper.getMessageDisplayName(message)));
+ imageView.setImageDrawable(null);
+ final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
+ final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
+ imageView.setImageDrawable(asyncDrawable);
+ try {
+ task.execute(message);
+ } catch (final RejectedExecutionException ignored) {
+ }
+ }
+ }
+ }
+
+ public static boolean cancelPotentialWork(Message message, ImageView imageView) {
+ final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
+
+ if (bitmapWorkerTask != null) {
+ final Message oldMessage = bitmapWorkerTask.message;
+ if (oldMessage == null || message != oldMessage) {
+ bitmapWorkerTask.cancel(true);
+ } else {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
+ if (imageView != null) {
+ final Drawable drawable = imageView.getDrawable();
+ if (drawable instanceof AsyncDrawable) {
+ final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
+ return asyncDrawable.getBitmapWorkerTask();
+ }
+ }
+ return null;
+ }
+
+ static class AsyncDrawable extends BitmapDrawable {
+ private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
+
+ public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
+ super(res, bitmap);
+ bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
+ }
+
+ public BitmapWorkerTask getBitmapWorkerTask() {
+ return bitmapWorkerTaskReference.get();
+ }
+ }
}