【安卓5】高级控件——拖动条SeekBar

SeekBar拖动条

TextView tv=(TextView)findViewById(R.id.TV);
tv.setMovementMethod(ScrollingMovementMethod.getInstance());//滚动文本
SeekBar sb=(SeekBar)findViewById(R.id.seekbar);
sb.setOnSeekBarChangeListener(
        new OnSeekBarChangeListener() {    //设置操作监听
    public void onProgressChanged(SeekBar seekBar, int progress,
                 boolean fromUser) {
        tv.setText("当前进度"+progress);
     }
     public void onStartTrackingTouch(SeekBar seekBar) {
         tv.setText("正在拖动，当前值"+seekBar.getProgress());
     }
     public void onStopTrackingTouch(SeekBar seekBar) {
         tv.setText("停止拖动，当前值"+seekBar.getProgress());
     }
});