package com.song.seekbardemo;

import android.os.Bundle;
import android.widget.SeekBar;
import android.widget.TextView;
import android.app.Activity;

public class MainActivity extends Activity implements SeekBar.OnSeekBarChangeListener{
	private SeekBar seekBar;
	private TextView textView1,textView2;
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		
		
        seekBar = (SeekBar) this.findViewById(R.id.seekbar);
       textView1 = (TextView) this.findViewById(R.id.tv1);
       textView2 = (TextView) this.findViewById(R.id.tv2);
       seekBar.setOnSeekBarChangeListener(this);//添加事件监听
	}
	      //拖动中
	      @Override
	      public void onProgressChanged(SeekBar seekBar, int progress,
	              boolean fromUser) {
	          this.textView1.setText("当前值:"+progress+",共100");
	      }
	      //开始拖动
	      @Override
	      public void onStartTrackingTouch(SeekBar seekBar) {
	          this.textView2.setText("拖动中...");
	      }
	      //结束拖动
	      @Override
	      public void onStopTrackingTouch(SeekBar seekBar) {
	          this.textView2.setText("拖动完毕");
	      }
	  

	
}