diff options
author | steckbrief <steckbrief@chefmail.de> | 2015-03-30 22:12:49 +0200 |
---|---|---|
committer | steckbrief <steckbrief@chefmail.de> | 2015-03-30 22:12:49 +0200 |
commit | 75c5275f7e9a27019b9517770603ca4c77f1fbd9 (patch) | |
tree | 567d10bd9e559089487f5627c436000e2a1a8fc8 /src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java | |
parent | c8fe93cf0a99481bfe7a30bbc1cd98383205bcaa (diff) | |
parent | 7eabdfd80f50634282307f45c5f99ab46181805d (diff) |
Merge tag '1.2.0' into trz/master
Conflicts:
src/main/java/eu/siacs/conversations/parser/AbstractParser.java
src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
src/main/res/values-de/strings.xml
src/main/res/xml/preferences.xml
Diffstat (limited to 'src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java')
-rw-r--r-- | src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java | 96 |
1 files changed, 92 insertions, 4 deletions
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java index 91fb021c..7b20b55f 100644 --- a/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java +++ b/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java @@ -1,17 +1,23 @@ package eu.siacs.conversations.ui.adapter; +import java.lang.ref.WeakReference; import java.util.List; +import java.util.concurrent.RejectedExecutionException; -import eu.siacs.conversations.Config; import eu.siacs.conversations.R; import eu.siacs.conversations.entities.ListItem; import eu.siacs.conversations.ui.XmppActivity; +import eu.siacs.conversations.utils.UIHelper; import eu.siacs.conversations.xmpp.jid.Jid; import android.content.Context; import android.content.SharedPreferences; +import android.content.res.Resources; +import android.graphics.Bitmap; +import android.graphics.drawable.BitmapDrawable; +import android.graphics.drawable.Drawable; +import android.os.AsyncTask; import android.preference.PreferenceManager; -import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; @@ -77,8 +83,7 @@ public class ListItemAdapter extends ArrayAdapter<ListItem> { tvJid.setText(""); } tvName.setText(item.getDisplayName()); - picture.setImageBitmap(activity.avatarService().get(item, - activity.getPixel(48))); + loadAvatar(item,picture); return view; } @@ -90,4 +95,87 @@ public class ListItemAdapter extends ArrayAdapter<ListItem> { public void onTagClicked(String tag); } + class BitmapWorkerTask extends AsyncTask<ListItem, Void, Bitmap> { + private final WeakReference<ImageView> imageViewReference; + private ListItem item = null; + + public BitmapWorkerTask(ImageView imageView) { + imageViewReference = new WeakReference<>(imageView); + } + + @Override + protected Bitmap doInBackground(ListItem... params) { + return activity.avatarService().get(params[0], activity.getPixel(48)); + } + + @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(ListItem item, ImageView imageView) { + if (cancelPotentialWork(item, imageView)) { + final Bitmap bm = activity.avatarService().get(item,activity.getPixel(48),true); + if (bm != null) { + imageView.setImageBitmap(bm); + imageView.setBackgroundColor(0x00000000); + } else { + imageView.setBackgroundColor(UIHelper.getColorForName(item.getDisplayName())); + imageView.setImageDrawable(null); + final BitmapWorkerTask task = new BitmapWorkerTask(imageView); + final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task); + imageView.setImageDrawable(asyncDrawable); + try { + task.execute(item); + } catch (final RejectedExecutionException ignored) { + } + } + } + } + + public static boolean cancelPotentialWork(ListItem item, ImageView imageView) { + final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView); + + if (bitmapWorkerTask != null) { + final ListItem oldItem = bitmapWorkerTask.item; + if (oldItem == null || item != oldItem) { + 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(); + } + } + } |