android按鈕點擊的背景設置方式

1.ImageButton設置selector

  <ImageButton
            android:layout_centerVertical="true"
            android:id="@+id/ib_back"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:background="@android:color/transparent"
           android:padding="25dp"
            android:src="@drawable/back_button_selector"/>



<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item  android:state_pressed="false" android:drawable="@drawable/home_back"/>
    <item  android:state_pressed="true" android:drawable="@drawable/home_back_pre"/>
</selector>

2.漸變色背景設置

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">


    <corners android:radius="27dp"/>
    <gradient android:startColor="#F77C38"
              android:endColor="#FC9957"
              android:angle="180"
              />

</shape>

3.給textView加上selecter背景

<TextView
            android:id="@+id/tv_know"
            android:gravity="center"
            android:layout_marginTop="40dp"
            android:layout_width="163dp"
            android:layout_height="45dp"
            android:text="知道了5s"
            android:textSize="20sp"
            android:textColor="@color/white"
            android:background="@drawable/submit_bt_bg"/>



<?xml version="1.0" encoding="utf-8"?>


<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item  android:state_focused="false" android:state_pressed="true">
<shape  android:shape="rectangle">
    <corners android:radius="36dp"/>
    <gradient android:startColor="@color/color_88FFB87E"
              android:endColor="@color/color_88FE824E"
              android:angle="270"
              />

</shape>
    </item>
    <item  android:state_window_focused="false">
<shape  android:shape="rectangle">
    <corners android:radius="36dp"/>
    <gradient android:startColor="@color/color_FFB87E"
              android:endColor="@color/color_FE824E"
              android:angle="270"
              />

</shape>
    </item>


</selector>