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我有一个tabActivity在一个选项卡中有多个活动。android openPanel菜单是空的
在Android 2.3,但下面的代码工作,它不工作在Android 4.2
ActivityStack.java
public class ActivityStack extends ActivityGroup {
..
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// // what is the current activity?
menu.add(0, 0, 0, "holder");
return true;
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
// start a new
menu.clear();
// add some menu options
getLocalActivityManager().getCurrentActivity().onPrepareOptionsMenu(menu);
return super.onPrepareOptionsMenu(menu);
}
.. Activity1Tab1.java
here I have a button from where I am calling Activity2Tab1.java onClickListener
Intent acIntent = new Intent();
acIntent.setClass(getParent(),
Activity2Tab1.class);
ActivityStack activityStack = (ActivityStack) getParent();
activityStack.push("SecondActivity", acIntent);
Activity2Tab1.java
..
here I have multiple layouts...defined
@Override
public boolean onPrepareOptionsMenu(Menu menu)
{ //add menus or inflate here
Log.d(TAG, "onPrepareOptionMenu");
if (!isMainMenuVisible) {
pushMainMenuUp();
} else {
pushMainMenuDown();
}
return true;
}
需要一些帮助!
既不Activity1Tab1或Activity2Tab1的重写方法的onkeyup()不会被调用。唯一被调用的方法来自StackActivity。为什么?