moparisthebest/open-keychain
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Code Issues Releases Wiki Activity

Cache input file thumbnail.

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This commit is contained in:
mar-v-in 2014-08-01 12:41:30 +02:00
parent 1ebb92b336
commit b206b6d351
1 changed files with 20 additions and 3 deletions
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23
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptFileFragment.java
View File

@ -38,9 +38,13 @@ import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.helper.FileHelper;
import org.sufficientlysecure.keychain.helper.OtherHelper;
import org.sufficientlysecure.keychain.provider.TemporaryStorageProvider;
import org.sufficientlysecure.keychain.util.Log;
import java.io.File;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
public class EncryptFileFragment extends Fragment implements EncryptActivityInterface.UpdateListener {
public static final String ARG_URIS = "uris";
@ -55,6 +59,7 @@ public class EncryptFileFragment extends Fragment implements EncryptActivityInte
private View mShareFile;
private View mEncryptFile;
private SelectedFilesAdapter mAdapter = new SelectedFilesAdapter();
private final Map<Uri, Bitmap> thumbnailCache = new HashMap<Uri, Bitmap>();
@Override
public void onAttach(Activity activity) {
@ -237,6 +242,14 @@ public class EncryptFileFragment extends Fragment implements EncryptActivityInte
@Override
public void onNotifyUpdate() {
// Clear cache if needed
for (Uri uri : new HashSet<Uri>(thumbnailCache.keySet())) {
if (!mEncryptInterface.getInputUris().contains(uri)) {
Log.d(Constants.TAG, "Removed thumbnail for uri: "+uri);
thumbnailCache.remove(uri);
}
}
mAdapter.notifyDataSetChanged();
}
@ -258,14 +271,15 @@ public class EncryptFileFragment extends Fragment implements EncryptActivityInte
@Override
public View getView(final int position, View convertView, ViewGroup parent) {
Uri inputUri = mEncryptInterface.getInputUris().get(position);
View view;
if (convertView == null) {
view = getActivity().getLayoutInflater().inflate(R.layout.file_list_entry, null);
} else {
view = convertView;
}
((TextView) view.findViewById(R.id.filename)).setText(FileHelper.getFilename(getActivity(), mEncryptInterface.getInputUris().get(position)));
long size = FileHelper.getFileSize(getActivity(), mEncryptInterface.getInputUris().get(position));
((TextView) view.findViewById(R.id.filename)).setText(FileHelper.getFilename(getActivity(), inputUri));
long size = FileHelper.getFileSize(getActivity(), inputUri);
if (size == -1) {
((TextView) view.findViewById(R.id.filesize)).setText("");
} else {
@ -278,7 +292,10 @@ public class EncryptFileFragment extends Fragment implements EncryptActivityInte
}
});
int px = OtherHelper.dpToPx(getActivity(), 48);
Bitmap bitmap = FileHelper.getThumbnail(getActivity(), mEncryptInterface.getInputUris().get(position), new Point(px, px));
if (!thumbnailCache.containsKey(inputUri)) {
thumbnailCache.put(inputUri, FileHelper.getThumbnail(getActivity(), inputUri, new Point(px, px)));
}
Bitmap bitmap = thumbnailCache.get(inputUri);
if (bitmap != null) {
((ImageView) view.findViewById(R.id.thumbnail)).setImageBitmap(bitmap);
} else {