SeekBar拖动条

1 TextView tv=(TextView)findViewById(R.id.TV); 2 tv.setMovementMethod(ScrollingMovementMethod.getInstance());//滚动文本 3 SeekBar sb=(SeekBar)findViewById(R.id.seekbar); 4 sb.setOnSeekBarChangeListener( 5         new OnSeekBarChangeListener() {    //设置操作监听 6     public void onProgressChanged(SeekBar seekBar, int progress, 7                  boolean fromUser) { 8         tv.setText("当前进度"+progress); 9      }10      public void onStartTrackingTouch(SeekBar seekBar) {11          tv.setText("正在拖动，当前值"+seekBar.getProgress());12      }13      public void onStopTrackingTouch(SeekBar seekBar) {14          tv.setText("停止拖动，当前值"+seekBar.getProgress());15      }16 });