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don't freak out if BMenuWindow::AttachScrollers() is called more than once (happens when a menu window has scrollers already, and we call BMenu::AddItem().

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24094 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stefano Ceccherini 2008-02-24 15:29:10 +00:00
parent a6ca2bfcec
commit 60e1cfbfbb
1 changed files with 16 additions and 10 deletions
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26
src/kits/interface/MenuWindow.cpp
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@ -280,21 +280,27 @@ BMenuWindow::DetachMenu()
void
BMenuWindow::AttachScrollers()
{
// We want to attach a scroller only if there's a menu frame already
// existing.
// We want to attach a scroller only if there's a
// menu frame already existing.
if (!fMenu || !fMenuFrame)
return;
if (fUpperScroller || fLowerScroller)
debugger("Scrollers are already attached!");
fMenu->MakeFocus(true);
BRect frame = Bounds();
fUpperScroller = new UpperScroller(BRect(0, 0, frame.right, kScrollerHeight));
AddChild(fUpperScroller);
fLowerScroller = new LowerScroller(BRect(0, frame.bottom - kScrollerHeight, frame.right, frame.bottom));
AddChild(fLowerScroller);
if (fUpperScroller == NULL) {
fUpperScroller = new UpperScroller(
BRect(0, 0, frame.right, kScrollerHeight));
AddChild(fUpperScroller);
}
if (fLowerScroller == NULL) {
fLowerScroller = new LowerScroller(
BRect(0, frame.bottom - kScrollerHeight,
frame.right, frame.bottom));
AddChild(fLowerScroller);
}
fUpperScroller->SetEnabled(false);
fLowerScroller->SetEnabled(true);