android - 在styles.xml 中的Edittext 背景

Question

我在styles.xml中看到了这个：

?android:attr/editTextBackground

有没有办法弄清楚 ?android:attr/editTextBackground 到底是什么？

那是什么地方的九个补丁？

Answer 1

你可以很容易地在网上找到安卓资源。编辑文本背景是这样的选择器：

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright (C) 2007 The Android Open Source Project

     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
     You may obtain a copy of the License at

          http://www.apache.org/licenses/LICENSE-2.0

     Unless required by applicable law or agreed to in writing, software
     distributed under the License is distributed on an "AS IS" BASIS,
     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     See the License for the specific language governing permissions and
     limitations under the License.
-->

<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:state_window_focused="false" android:state_enabled="true" android:drawable="@drawable/textfield_default" />
    <item android:state_window_focused="false" android:state_enabled="false" android:drawable="@drawable/textfield_disabled" />
    <item android:state_enabled="true" android:state_focused="true" android:drawable="@drawable/textfield_selected" />
    <item android:state_enabled="true" android:drawable="@drawable/textfield_default" />
    <item android:state_focused="true" android:drawable="@drawable/textfield_disabled_selected" />
    <item android:drawable="@drawable/textfield_disabled" />
</selector>