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use the first image in the directory as thumbnail

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This commit is contained in:
tibbi 2016-02-20 17:20:27 +01:00
parent a410e4371c
commit c2762ab014
3 changed files with 26 additions and 29 deletions
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18
app/src/main/java/gallery/simplemobiletools/com/Directory.java
View file

@ -1,25 +1,29 @@
package gallery.simplemobiletools.com; package gallery.simplemobiletools.com;
public class Directory { public class Directory {
private final String path; private final String thumbnail;
private final String name; private final String name;
private final String photoCnt; private int photoCnt;
public Directory(String path, String name, String photoCnt) { public Directory(String thumbnail, String name, int photoCnt) {
this.path = path; this.thumbnail = thumbnail;
this.name = name; this.name = name;
this.photoCnt = photoCnt; this.photoCnt = photoCnt;
} }
public String getPath() { public String getThumbnail() {
return path; return thumbnail;
} }
public String getName() { public String getName() {
return name; return name;
} }
public String getPhotoCnt() { public int getPhotoCnt() {
return photoCnt; return photoCnt;
} }
public void setPhotoCnt(int cnt) {
photoCnt = cnt;
}
} }

2
app/src/main/java/gallery/simplemobiletools/com/DirectoryAdapter.java
View file

@ -31,7 +31,7 @@ public class DirectoryAdapter extends BaseAdapter {
Directory dir = dirs.get(position); Directory dir = dirs.get(position);
holder.dirName.setText(dir.getName()); holder.dirName.setText(dir.getName());
holder.photoCnt.setText(dir.getPhotoCnt()); holder.photoCnt.setText(String.valueOf(dir.getPhotoCnt()));
return view; return view;
} }

35
app/src/main/java/gallery/simplemobiletools/com/MainActivity.java
View file

@ -9,36 +9,24 @@ import android.widget.GridView;
import java.io.File; import java.io.File;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.HashMap;
import java.util.List; import java.util.List;
import java.util.Map; import java.util.Map;
import java.util.TreeMap; import java.util.TreeMap;
public class MainActivity extends AppCompatActivity { public class MainActivity extends AppCompatActivity {
private List<Directory> dirs;
@Override @Override
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main); setContentView(R.layout.activity_main);
final Map<String, Integer> directories = getImages();
dirs = new ArrayList<>(directories.size());
for (Map.Entry<String, Integer> dir : directories.entrySet()) {
final String path = dir.getKey();
final String dirName = path.substring(path.lastIndexOf("/") + 1);
final String cnt = String.valueOf(dir.getValue());
dirs.add(new Directory(path, dirName, cnt));
}
final GridView gridView = (GridView) findViewById(R.id.photo_grid); final GridView gridView = (GridView) findViewById(R.id.photo_grid);
DirectoryAdapter adapter = new DirectoryAdapter(this, dirs);
final List<Directory> dirs = new ArrayList<>(getDirectories().values());
final DirectoryAdapter adapter = new DirectoryAdapter(this, dirs);
gridView.setAdapter(adapter); gridView.setAdapter(adapter);
} }
private Map<String, Integer> getImages() { private Map<String, Directory> getDirectories() {
final Map<String, Integer> directories = new TreeMap<>(); final Map<String, Directory> directories = new TreeMap<>();
final Uri uri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI; final Uri uri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
final Cursor cursor = getContentResolver().query(uri, null, null, null, null); final Cursor cursor = getContentResolver().query(uri, null, null, null, null);
@ -46,11 +34,16 @@ public class MainActivity extends AppCompatActivity {
final int pathIndex = cursor.getColumnIndex(MediaStore.Images.Media.DATA); final int pathIndex = cursor.getColumnIndex(MediaStore.Images.Media.DATA);
do { do {
final File file = new File(cursor.getString(pathIndex)); final File file = new File(cursor.getString(pathIndex));
final String path = file.getParent().toLowerCase(); final String fileDir = file.getParent().toLowerCase();
if (directories.containsKey(path)) {
directories.put(path, directories.get(path) + 1); if (directories.containsKey(fileDir)) {
final Directory directory = directories.get(fileDir);
final int newImageCnt = directory.getPhotoCnt() + 1;
directory.setPhotoCnt(newImageCnt);
} else { } else {
directories.put(path, 1); final String thumbnail = file.getAbsolutePath();
final String dirName = fileDir.substring(fileDir.lastIndexOf("/") + 1);
directories.put(fileDir, new Directory(thumbnail, dirName, 1));
} }
} while (cursor.moveToNext()); } while (cursor.moveToNext());
cursor.close(); cursor.close();