Listview中的播放/暂停按钮未更新

I am new on Android. I have a listview, which have image, text and play/pause button. When I click on a play button in a row and then click on the play button in another row, the background of both buttons remain pause. So I want that when I click on play button in a row and then click on the play button in another row, the background of first button should change to play and background of second should remain pause. Thanks in advance.I am new on Android. I have a listview, which h