onInterceptTouchEvent()方法中。
if(itemnum==0){
if(itemnum==(getAdapter().getCount()-1)){
//只有一项
setSelector(R.drawable.app_list_corner_round);
}else{
//第一项
setSelector(R.drawable.app_list_corner_round_top);
}
}else if(itemnum==(getAdapter().getCount()-1))
//最后一项
setSelector(R.drawable.app_list_corner_round_bottom);
else{
//中间一项
setSelector(R.drawable.app_list_corner_shape);
}
<?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="http://schemas.android.com/apk/res/android"> <gradient android:startColor="#BFEEFF" android:endColor="#40B9FF" android:angle="270"/> <corners android:topLeftRadius="6dip" android:topRightRadius="6dip" android:bottomLeftRadius="6dip" android:bottomRightRadius="6dip"/> </shape>
<?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="http://schemas.android.com/apk/res/android"> <gradient android:startColor="#BFEEFF" android:endColor="#40B9FF" android:angle="270"/> <corners android:topLeftRadius="6dip" android:topRightRadius="6dip"/> </shape>
<?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="http://schemas.android.com/apk/res/android"> <gradient android:startColor="#BFEEFF" android:endColor="#40B9FF" android:angle="270"/> <corners android:bottomLeftRadius="6dip" android:bottomRightRadius="6dip" /> </shape>
<?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="http://schemas.android.com/apk/res/android"> <gradient android:startColor="#BFEEFF" android:endColor="#40B9FF" android:angle="270"/> </shape>
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