怎样把Manifest中的<application android:allowBackup="true" android:dataExtractionRules="@xml/data_extraction_rules" android:fullBackupContent="@xml/backup_rules" android:icon="@mipmap/ic_launcher" android:label="冗余文件清理" android:textColor="@android:color/white" android:supportsRtl="true" android:theme="@style/Theme.Test11" tools:targetApi="31"> <activity android:name=".ListActivity" android:exported="true" /> <activity android:name=".FileDeleteActivity" android:exported="true" /> <activity android:name=".MainActivity" android:exported="true"> <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> </application>的label字体变成白色
时间: 2023-07-06 14:07:05 浏览: 252
可以在Manifest中的application标签中加入android:label="@string/app_name",然后在res/values/colors.xml文件中定义一个白色的颜色值:
```xml
<resources>
<color name="white">#FFFFFF</color>
</resources>
```
最后,在res/values/styles.xml文件中定义一个新的AppTheme,将android:textColorPrimary属性设置为白色:
```xml
<resources>
<style name="AppTheme" parent="Theme.Test11">
<item name="android:textColorPrimary">@color/white</item>
</style>
</resources>
```
然后在Manifest中的application标签中将android:theme属性设置为新的AppTheme即可:
```xml
<application
android:allowBackup="true"
android:dataExtractionRules="@xml/data_extraction_rules"
android:fullBackupContent="@xml/backup_rules"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:supportsRtl="true"
android:theme="@style/AppTheme"
tools:targetApi="31">
<activity android:name=".ListActivity" android:exported="true" />
<activity android:name=".FileDeleteActivity" android:exported="true" />
<activity android:name=".MainActivity" android:exported="true">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
```
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