Android capture

uses-permission
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>

code
public class Test_screenshot extends Activity {

	Bitmap bmScreen;
	RelativeLayout mLayout;
	Dialog screenDialog;
	static final int ID_SCREENDIALOG = 1;

	ImageView bmImage;
	Button btnScreenDialog_OK;
	// TextView TextOut;

	View screen;
	EditText EditTextIn;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_test_screenshot);
		
        screen = (View) findViewById(R.id.screen);
        Button btnCaptureScreen = (Button) findViewById(R.id.capturescreen);

        btnCaptureScreen.setOnClickListener(new OnClickListener() {

            public void onClick(View arg0) {
                // TODO Auto-generated method stub
                screen.setDrawingCacheEnabled(true);
                bmScreen = screen.getDrawingCache();
                saveImage(bmScreen);
                // showDialog(ID_SCREENDIALOG);
            }
        });
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.test_screenshot, menu);
		return true;
	}
	
    protected void saveImage(Bitmap bmScreen2) {
        // TODO Auto-generated method stub

        // String fname = "Upload.png";
        File saved_image_file = new File(
                Environment.getExternalStorageDirectory()
                        + "/captured_Bitmap.png");
        if (saved_image_file.exists())
            saved_image_file.delete();
        try {
            FileOutputStream out = new FileOutputStream(saved_image_file);
            bmScreen2.compress(Bitmap.CompressFormat.PNG, 100, out);
            out.flush();
            out.close();

        } catch (Exception e) {
            e.printStackTrace();
        }

    }


}