reload the gallery after deleting the files
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parent
07cbc6bedb
commit
9e219d7410
2 changed files with 20 additions and 10 deletions
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@ -38,9 +38,9 @@ public class PhotosActivity extends AppCompatActivity implements AdapterView.OnI
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super.onCreate(savedInstanceState);
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_photos);
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setContentView(R.layout.activity_photos);
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photos = new ArrayList<>();
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path = getIntent().getStringExtra(Constants.DIRECTORY);
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path = getIntent().getStringExtra(Constants.DIRECTORY);
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adapter = new PhotosAdapter(this, getPhotos());
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photos = getPhotos();
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adapter = new PhotosAdapter(this, photos);
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gridView = (GridView) findViewById(R.id.photos_grid);
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gridView = (GridView) findViewById(R.id.photos_grid);
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gridView.setAdapter(adapter);
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gridView.setAdapter(adapter);
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gridView.setOnItemClickListener(this);
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gridView.setOnItemClickListener(this);
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@ -51,7 +51,7 @@ public class PhotosActivity extends AppCompatActivity implements AdapterView.OnI
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}
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}
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private List<String> getPhotos() {
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private List<String> getPhotos() {
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photos.clear();
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List<String> myPhotos = new ArrayList<>();
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final Uri uri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
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final Uri uri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
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final String where = MediaStore.Images.Media.DATA + " like ? ";
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final String where = MediaStore.Images.Media.DATA + " like ? ";
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final String[] args = new String[]{path + "%"};
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final String[] args = new String[]{path + "%"};
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@ -65,12 +65,12 @@ public class PhotosActivity extends AppCompatActivity implements AdapterView.OnI
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do {
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do {
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final String curPath = cursor.getString(pathIndex);
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final String curPath = cursor.getString(pathIndex);
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if (curPath.matches(pattern)) {
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if (curPath.matches(pattern)) {
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photos.add(cursor.getString(pathIndex));
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myPhotos.add(cursor.getString(pathIndex));
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}
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}
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} while (cursor.moveToNext());
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} while (cursor.moveToNext());
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cursor.close();
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cursor.close();
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}
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}
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return photos;
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return myPhotos;
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}
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}
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private void deleteSelectedItems() {
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private void deleteSelectedItems() {
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@ -78,12 +78,22 @@ public class PhotosActivity extends AppCompatActivity implements AdapterView.OnI
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int cnt = items.size();
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int cnt = items.size();
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for (int i = 0; i < cnt; i++) {
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for (int i = 0; i < cnt; i++) {
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final int id = items.keyAt(i);
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final int id = items.keyAt(i);
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new File(photos.get(id)).delete();
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final File file = new File(photos.get(id));
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file.delete();
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}
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}
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MediaScannerConnection.scanFile(this, new String[]{path}, null, null);
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MediaScannerConnection.scanFile(this, new String[]{path}, null, new MediaScannerConnection.OnScanCompletedListener() {
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adapter.updateItems(getPhotos());
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@Override
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adapter.notifyDataSetChanged();
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public void onScanCompleted(final String path, final Uri uri) {
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runOnUiThread(new Runnable() {
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@Override
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public void run() {
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photos = getPhotos();
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adapter.updateItems(photos);
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}
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});
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}
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});
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}
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}
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@Override
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@Override
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@ -34,7 +34,7 @@ public class PhotosAdapter extends BaseAdapter {
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holder = (ViewHolder) view.getTag();
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holder = (ViewHolder) view.getTag();
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}
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}
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String path = photos.get(position);
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final String path = photos.get(position);
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Glide.with(context).load(path).placeholder(R.color.tmb_background).centerCrop().crossFade().into(holder.photoThumbnail);
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Glide.with(context).load(path).placeholder(R.color.tmb_background).centerCrop().crossFade().into(holder.photoThumbnail);
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return view;
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return view;
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