public class A_activity extends Activity {
public static A_activity _instance = null;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
_instance = this;
}
}
public class B_activity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
A_activity._instance.finish();
}
}
public static A_activity _instance = null;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
_instance = this;
}
}
public class B_activity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
A_activity._instance.finish();
}
}
本文提供两个 Android Activity 的示例代码:A_activity 和 B_activity。A_activity 定义了一个静态实例 _instance,并在 onCreate 方法中初始化。B_activity 在其 onCreate 方法中调用了 A_activity 的 finish 方法,演示了 Activity 之间的交互。
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