Android 目录选择器实现

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chooserdialog.xml

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?package hkp.dirchooser;
?package hkp.dirchooser;
import android.app.Activity;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;public class MainActivity extends Activity {    /** Called when the activity is first created. */    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);        Button btn = (Button) findViewById(R.id.btn_open);        btn.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {// TODO Auto-generated method stubString path = null;String [] fileType = {"dst"};//要过滤的文件类型列表DirChooserDialog dlg = new DirChooserDialog(MainActivity.this,2,fileType,path);dlg.setTitle("Choose dst file dir");dlg.show();}});    }}