create a list of directories with theirhoto count
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parent
3cafb49996
commit
75288f6351
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@ -0,0 +1,25 @@
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package gallery.simplemobiletools.com;
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public class Directory {
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private final String path;
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private final String name;
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private final int photoCnt;
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public Directory(String path, String name, int photoCnt) {
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this.path = path;
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this.name = name;
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this.photoCnt = photoCnt;
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}
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public String getPath() {
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return path;
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}
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public String getName() {
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return name;
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}
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public int getPhotoCnt() {
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return photoCnt;
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}
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}
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@ -1,32 +1,55 @@
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package gallery.simplemobiletools.com;
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import android.content.ContentResolver;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.Bundle;
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import android.provider.MediaStore;
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import android.support.v7.app.AppCompatActivity;
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import java.io.File;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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public class MainActivity extends AppCompatActivity {
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private List<Directory> dirs;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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getImages();
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Map<String, Integer> directories = getImages();
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dirs = new ArrayList<>(directories.size());
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for (Map.Entry<String, Integer> dir : directories.entrySet()) {
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final String path = dir.getKey();
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final String name = path.substring(path.lastIndexOf("/") + 1);
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final int cnt = dir.getValue();
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dirs.add(new Directory(path, name, cnt));
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}
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}
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private void getImages() {
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final ContentResolver contentResolver = getContentResolver();
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private Map<String, Integer> getImages() {
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Map<String, Integer> dirs = new HashMap<>();
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final Uri uri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
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final Cursor cursor = contentResolver.query(uri, null, null, null, null);
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final Cursor cursor = getContentResolver().query(uri, null, null, null, null);
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if (cursor != null && cursor.moveToFirst()) {
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final int pathIndex = cursor.getColumnIndex(MediaStore.Images.Media.DATA);
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do {
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final String path = cursor.getString(pathIndex);
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final File file = new File(cursor.getString(pathIndex));
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final String path = file.getParent().toLowerCase();
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if (dirs.containsKey(path)) {
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dirs.put(path, dirs.get(path) + 1);
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} else {
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dirs.put(path, 1);
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}
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} while (cursor.moveToNext());
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cursor.close();
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}
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return dirs;
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}
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}
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