本文整理汇总了C++中BPopUpMenu::AttachedToWindow方法的典型用法代码示例。如果您正苦于以下问题：C++ BPopUpMenu::AttachedToWindow方法的具体用法？C++ BPopUpMenu::AttachedToWindow怎么用？C++ BPopUpMenu::AttachedToWindow使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类BPopUpMenu的用法示例。
在下文中一共展示了BPopUpMenu::AttachedToWindow方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: MessageReceived
virtual void MessageReceived(BMessage* message)
{
switch (message->what) {
case MSG_SCROLL_TABS_LEFT:
fTabContainerView->SetFirstVisibleTabIndex(
fTabContainerView->FirstVisibleTabIndex() - 1);
break;
case MSG_SCROLL_TABS_RIGHT:
fTabContainerView->SetFirstVisibleTabIndex(
fTabContainerView->FirstVisibleTabIndex() + 1);
break;
case MSG_OPEN_TAB_MENU:
{
BPopUpMenu* tabMenu = new BPopUpMenu("tab menu", true, false);
int tabCount = fTabContainerView->GetLayout()->CountItems();
for (int i = 0; i < tabCount; i++) {
TabView* tab = fTabContainerView->TabAt(i);
if (tab) {
BMenuItem* item = new BMenuItem(tab->Label(), NULL);
tabMenu->AddItem(item);
if (tab->IsFront())
item->SetMarked(true);
}
}
// Force layout to get the final menu size. InvalidateLayout()
// did not seem to work here.
tabMenu->AttachedToWindow();
BRect buttonFrame = fTabMenuButton->Frame();
BRect menuFrame = tabMenu->Frame();
BPoint openPoint = ConvertToScreen(buttonFrame.LeftBottom());
// Open with the right side of the menu aligned with the right
// side of the button and a little below.
openPoint.x -= menuFrame.Width() - buttonFrame.Width();
openPoint.y += 2;
BMenuItem *selected = tabMenu->Go(openPoint, false, false,
ConvertToScreen(buttonFrame));
if (selected) {
selected->SetMarked(true);
int32 index = tabMenu->IndexOf(selected);
if (index != B_ERROR)
fTabContainerView->SelectTab(index);
}
fTabMenuButton->MenuClosed();
delete tabMenu;
break;
}
default:
BGroupView::MessageReceived(message);
break;
}
}