Android控件之SlidingDrawer(滑动式抽屉)详解与实例分享

package com.wjq;
import android.app.Activity;
import android.os.Bundle;
import android.widget.ImageButton;
import android.widget.SlidingDrawer;
import android.widget.TextView;
public class SlidingDrawerDemo extends Activity {
private SlidingDrawer mDrawer;
private ImageButton imbg;
private Boolean flag=false;
private TextView tv;
 /* (non-Javadoc)
  * @see android.app.Activity#onCreate(android.os.Bundle)
  */
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  // TODO Auto-generated method stub
  super.onCreate(savedInstanceState);
  setContentView(R.layout.sildingdrawer);
  imbg=(ImageButton)findViewById(R.id.handle);
  mDrawer=(SlidingDrawer)findViewById(R.id.slidingdrawer);
  tv=(TextView)findViewById(R.id.tv);
  mDrawer.setOnDrawerOpenListener(new SlidingDrawer.OnDrawerOpenListener()
  {
   @Override
   public void onDrawerOpened() {
    flag=true;
    imbg.setImageResource(R.drawable.down);
   }
  });
  mDrawer.setOnDrawerCloseListener(new SlidingDrawer.OnDrawerCloseListener(){
   @Override
   public void onDrawerClosed() {
    flag=false;
    imbg.setImageResource(R.drawable.up);
   }
  });
  mDrawer.setOnDrawerScrollListener(new SlidingDrawer.OnDrawerScrollListener(){
   @Override
   public void onScrollEnded() {
    tv.setText("结束拖动");
   }
   @Override
   public void onScrollStarted() {
   tv.setText("开始拖动");
   }
  });
 }
}