我想要一个简单的TextView的行为方式simple_list_item_1在一个ListView做。这是XML文件:

<TextView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_height="wrap_content" android:layout_width="fill_parent"
    android:gravity="center" android:focusable="true"
    android:minHeight="?android:attr/listPreferredItemHeight"
    android:textAppearance="?android:attr/textAppearanceLarge"
    android:background="@android:drawable/list_selector_background" />

除了文本颜色在聚焦状态下没有改变外,其他一切都正常。我如何使它改变为textappearance elargeinverse ?


当前回答

下面是我的实现,它的行为与list中的item完全相同(至少在2.3上)

xml res - - list_video_footer布局。

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

    <TextView
        android:id="@+id/list_video_footer"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:background="@android:drawable/list_selector_background"
        android:clickable="true"
        android:gravity="center"
        android:minHeight="98px"
        android:text="@string/more"
        android:textColor="@color/bright_text_dark_focused"
        android:textSize="18dp"
        android:textStyle="bold" />

</FrameLayout>

res /颜色/ bright_text_dark_focused。xml

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

    <item android:state_selected="true" android:color="#444"/>
    <item android:state_focused="true" android:color="#444"/>
    <item android:state_pressed="true" android:color="#444"/>
    <item android:color="#ccc"/>

</selector>

其他回答

如果在选项卡中使用TextViews,这个选择器定义对我有用(尝试了Klaus Balduino的,但它没有):

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

  <!--  Active tab -->
  <item
    android:state_selected="true"
    android:state_focused="false"
    android:state_pressed="false"
    android:color="#000000" />

  <!--  Inactive tab -->
  <item
    android:state_selected="false"
    android:state_focused="false"
    android:state_pressed="false"
    android:color="#FFFFFF" />

</selector>

下面是我的实现,它的行为与list中的item完全相同(至少在2.3上)

xml res - - list_video_footer布局。

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

    <TextView
        android:id="@+id/list_video_footer"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:background="@android:drawable/list_selector_background"
        android:clickable="true"
        android:gravity="center"
        android:minHeight="98px"
        android:text="@string/more"
        android:textColor="@color/bright_text_dark_focused"
        android:textSize="18dp"
        android:textStyle="bold" />

</FrameLayout>

res /颜色/ bright_text_dark_focused。xml

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

    <item android:state_selected="true" android:color="#444"/>
    <item android:state_focused="true" android:color="#444"/>
    <item android:state_pressed="true" android:color="#444"/>
    <item android:color="#ccc"/>

</selector>

selector也是这里的答案。

在源代码中搜索bright_text_dark_focused.xml,添加到res/color目录下的项目,然后从TextView引用为

android:textColor="@color/bright_text_dark_focused"

我做了几个测试,直到一个成功,所以: res /颜色/ button_dark_text.xml

<?xml version="1.0" encoding="utf-8"?>
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
     <item android:state_pressed="true"
           android:color="#000000" /> <!-- pressed -->
     <item android:state_focused="true"
           android:color="#000000" /> <!-- focused -->
     <item android:color="#FFFFFF" /> <!-- default -->
 </selector>

res - xml布局- view)。

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
   android:orientation="vertical"
   android:layout_width="fill_parent"
   android:layout_height="fill_parent"
   >
    <Button
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"
       android:text="EXIT"
       android:textColor="@color/button_dark_text" />
</LinearLayout>

在res/color中放置一个“text_selector.xml”文件:

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:color="@color/blue" android:state_focused="true" />
    <item android:color="@color/blue" android:state_selected="true" />
    <item android:color="@color/green" />
</selector>

然后在TextView使用它:

<TextView
    android:id="@+id/value_1"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:text="Text"
    android:textColor="@color/text_selector"
    android:textSize="15sp"
    />

在代码中,你需要设置一个点击监听器。

private var isPressed = false

private fun TextView.setListener() {
    this.setOnClickListener { v ->
        run {
            if (isPressed) {
                v.isSelected = false
                v.clearFocus()
            } else {
                v.isSelected = true
                v.requestFocus()
            }
            isPressed = !isPressed
        }
    }
}

override fun onResume() {
    super.onResume()
    textView.setListener()
}

override fun onPause() {
    textView.setOnClickListener(null)
    super.onPause()
}

抱歉,如果有错误,我在发布之前更改了一个代码,没有检查。