Black screen during program startup

By default,ProgramDuring startup, there will be a black screen period because the first activity loads some data, such as initializing list data and sending requests to the server to obtain data. Removal Method

1. Add a style in the style:
<Style name = "contentoverlay" parent = "@ Android: style/theme. Light">
<Item name = "Android: windownotitle"> true </item>
<Item name = "Android: javaswistranslucent"> true </item>
<Item name = "Android: windowcontentoverlay"> @ null </item>

</Style>

2. Set the topic to the topic that starts the activity.
Android: theme = "@ style/contentoverlay"