[Android实例] 带clean按钮的输入框

<declare-styleable name="EditDeleteText">
<attr name="text" format="string" />
<attr name="textColor" format="color" />
<attr name="textSize" format="float" />
<attr name="hint" format="string" />
<attr name="enabled" format="boolean" />
</declare-styleable>

<com.example.editdeletetext.EditDeleteText
android:layout_width="match_parent"
android:layout_height="wrap_content"
custom:enabled="true"
custom:hint="oooooo"
custom:text="aaaaa"
custom:textSize="20" />