Android programming activity startup white screen black screen problem solution

This paper describes the Android programming activity startup white screen, black screen problem solution. To share for your reference, the details are as follows:

By default, when activity starts, the screen is painted white before the interface is drawn. There is more or less delay in drawing the interface. During this time, you will see a white screen, which obviously affects the user experience.

Set style on Activity theme

<style name="AppTheme" parent="android:Theme.Light.NoTitleBar"> 
 <item name="android:windowIsTranslucent">true</item> 
 <item name="android:windowNoTitle">true</item> 
 <item name="android:windowActionBar">false</item> 
 <item name="android:windowBackground">@android:color/transparent</item> 
 <!-- All customizations that are NOT specific to a particular API-level can go here. --> 
</style> 

<application 
 android:name="com.skymobi.moposns.MyApplication" 
 android:allowBackup="true" 
 android:icon="@drawable/ic_launcher" 
 android:label="@string/app_name" 
 android:theme="@style/AppTheme" > 
<activity 
 android:name="com.skymobi.moposns.MainActivity" 
 android:label="@string/app_name" 
 android:screenOrientation="portrait" > 
 <intent-filter> 
  <action android:name="android.intent.action.MAIN" /> 
  <category android:name="android.intent.category.LAUNCHER" /> 
 </intent-filter> 
</activity>

I hope this article has been helpful in Android programming.