效果:
<SeekBar android:id="@+id/seekbar"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:paddingLeft="5dip"
android:paddingRight="5dip"
android:layout_marginLeft="10dip"
android:layout_marginRight="10dip"
android:progressDrawable="@layout/seekbar_style"
style="?android:attr/progressBarStyleHorizontal"
android:thumb="@layout/thumb"
android:layout_weight="1"
/>
其實最最關鍵的就是:
android:progressDrawable="@layout/seekbar_style"
android:thumb="@layout/thumb"
怎麼去定義呢?
看下面的代碼:
seekbar_style.xml
<?xml version="1.0" encoding="UTF-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<item android:id="@android:id/background">
<shape>
<corners android:radius="10dip" />
<gradient android:startColor="#ffffffff"
android:centerColor="#ff000000" android:endColor="#ff808A87"
android:centerY="0.45" android:angle="270" />
</shape>
</item>
<item android:id="@android:id/progress">
<clip>
<shape>
<corners android:radius="10dip" />
<gradient android:startColor="#ffffffff"
android:centerColor="#ffFFFF00" android:endColor="#ffAABD00"
android:centerY="0.45" android:angle="270" />
</shape>
</clip>
</item>
</layer-list>
thumb.xml的代碼,這裏就是哪個條上的進度按鈕,你可以設置不圖片。方形,圓形都可以
<?xml version="1.0" encoding="UTF-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- 按下狀態 -->
<item
android:state_pressed="true"
android:drawable="@drawable/thumb_normal"
/>
<!-- 普通無焦點狀態 -->
<item
android:state_focused="false"
android:state_pressed="false"
android:drawable="@drawable/thumb_normal"
/>
</selector>
Java代碼的處理:並實現播放中的拖動功能
seekBar = (SeekBar) controlView.findViewById(R.id.seekbar);
seekBar.setOnSeekBarChangeListener(new OnSeekBarChangeListener() {
@Override
public void onProgressChanged(SeekBar seekbar, int progress,
boolean fromUser) {
if (fromUser) {
//if(!isOnline){
vv.seekTo(progress);
//}
}
}
@Override
public void onStartTrackingTouch(SeekBar arg0) {
myHandler.removeMessages(HIDE_CONTROLER);
}
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
myHandler.sendEmptyMessageDelayed(HIDE_CONTROLER, TIME);
}
});