Create your own activity

Create your own activity

1. New class, Inherit activity class

2. Overriding the OnCreate method of a new class

 Public class extends Activity {    publicvoid  onCreate (Bundle saveinstancestate) {        super  . OnCreate (saveinstancestate);        Setcontentview (r.layout.second_layout);    // To reference the layout file, first build the file, see below
}

3. Create a new layout file

4. Add a description in Androidmainfest.xml (must be in application)

The Intent-filter in the first activity description is the description statement as the first start page

<ActivityAndroid:name=". Firstactivity "Android:label= "Activity created by yourself">            <Intent-filter>                <ActionAndroid:name= "Android.intent.action.MAIN" />                <categoryAndroid:name= "Android.intent.category.LAUNCHER" />            </Intent-filter>        </Activity>        <ActivityAndroid:name=". Secondactivity "Android:label= "This is a second activity"/>

Create complete, detect references successfully by CTRL + Mouse

Create your own activity