如何获取手机上所有图像的列表并在 ListView 中显示所有图像。基本上我有一个对话框,我在其中询问相册名称和照片名称,这些名称将填充从 ListView 中所做的选择。如何使用此代码获取文件 URI...
Android list all images available
Intent intent = new Intent();
intent.setType("image/*");
intent.setAction(Intent.ACTION_GET_CONTENT);
startActivityForResult(Intent.createChooser(intent, "Select Picture"), SELECT_IMAGE);
在回答另一个问题时,hpique 回答说 here :
public static List<String> getCameraImages(Context context) {
final String[] projection = { MediaStore.Images.Media.DATA };
final String selection = MediaStore.Images.Media.BUCKET_ID + " = ?";
final String[] selectionArgs = { CAMERA_IMAGE_BUCKET_ID };
final Cursor cursor = context.getContentResolver().query(Images.Media.EXTERNAL_CONTENT_URI,
projection,
selection,
selectionArgs,
null);
ArrayList<String> result = new ArrayList<String>(cursor.getCount());
if (cursor.moveToFirst()) {
final int dataColumn = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
do {
final String data = cursor.getString(dataColumn);
result.add(data);
} while (cursor.moveToNext());
}
cursor.close();
return result;
}