MainActivity.java 文件源码

@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
@OnClick(R.id.file_chooser)
public void showFileChooser() {
    chooserDialog = R.id.file_chooser;
    if (ActivityCompat.checkSelfPermission(MainActivity.this, Manifest.permission.READ_EXTERNAL_STORAGE) !=
            PackageManager.PERMISSION_GRANTED) {
        ActivityCompat.requestPermissions(MainActivity.this, new String[]{Manifest.permission.READ_EXTERNAL_STORAGE}, STORAGE_PERMISSION_RC);
        return;
    }
    new FileChooserDialog.Builder(this)
            .show();
}