博客

代码:

View initview = activityToView(context,
        new Intent(context, MainActivity.class));

public static View activityToView(ActivityGroup parent, Intent intent) {
    LocalActivityManager mLocalActivityManager = parent.getLocalActivityManager();
    final Window w = mLocalActivityManager.startActivity("id", intent);
    final View wd = w != null ? w.getDecorView() : null;
    if (wd != null) {
        wd.setVisibility(View.VISIBLE);
        wd.setFocusableInTouchMode(true);
        ((ViewGroup) wd)
                .setDescendantFocusability(ViewGroup.FOCUS_AFTER_DESCENDANTS);
    }
    return wd;
}