bool CEditTreeCtrl::HandleKeyDown(WPARAM wParam, LPARAM lParam) {
bool bCtrl = (::GetKeyState(VK_CONTROL) & 0x8000) != 0;
bool bShift = (::GetKeyState(VK_SHIFT) & 0x8000) != 0;
HTREEITEM hCur = GetSelectedItem();
if(GetEditControl() == 0) {
method fnc = m_Keymap[int(wParam)][bCtrl][bShift];
if(fnc)
return (this->*fnc)(hCur);
}
// under some circumstances we need to check some more keys
switch(int(wParam)) {
case VK_ESCAPE:
if(m_pDragData) {
DragStop();
return true;
}
/*FALLTHRU*/
case VK_RETURN:
if(GetEditControl() != 0) {
GetEditControl()->SendMessage(WM_KEYDOWN, wParam, lParam);
return true;
}
break;
default:
break;
}
return false;
}
void CEditTreeCtrl::OnRButtonUp(UINT nFlags, CPoint point)
{
if(m_pDragData) {
if(m_pDragData->IsRightDragging())
DragEnd();
else
// Right-click during a left-click-drag breaks the drag operation
DragStop();
} else
CTreeCtrl::OnRButtonUp(nFlags, point);
}
void CEditTreeCtrl::OnDragContextCmd(UINT id) {
// Should only reach this during a right-drag...
ASSERT(m_pDragData != 0);
if(id != ID_DRAG_CANCEL) {
bool bCopy = (id == ID_DRAG_COPY);
DragMoveItem(m_pDragData->GetDragItem(), m_pDragData->GetDropTarget(), EDropHint(m_pDragData->GetDropHint()), bCopy);
}
DragStop();
}
void CEditTreeCtrl::DragEnd() {
ASSERT(m_pDragData != 0);
TRACE1(_T("CEditTreeCtrl::DragEnd('%s')\n"), LPCTSTR(GetItemText(m_pDragData->GetDragItem())));
EDropHint eHint;
HTREEITEM hDrop = GetDropTarget(eHint);
if(m_pDragData->IsRightDragging()) {
if(eHint == DROP_NODROP)
DragStop();
else {
CPoint point;
GetCursorPos(&point);
DragDisplayContextMenu(point);
}
} else {
bool bCtrl = (::GetKeyState(VK_CONTROL) & 0x8000) != 0;
DragMoveItem(m_pDragData->GetDragItem(), hDrop, eHint, bCtrl);
DragStop();
}
}
bool
TBarView::InvokeItem(const char* signature)
{
// sent from TeamMenuItem
if (Dragging() && AppCanHandleTypes(signature)) {
SendDragMessage(signature);
// invoking okay to toss memory
DragStop(true);
return true;
}
return false;
}
void
TBarView::HandleDeskbarMenu(BMessage* messagewithdestination)
{
if (!Dragging())
return;
// in mini-mode
if (fVertical && fState != kExpandoState) {
// if drop is in the team menu, bail
if (fBarMenuBar->CountItems() >= 2) {
uint32 buttons;
BPoint location;
GetMouse(&location, &buttons);
if (fBarMenuBar->ItemAt(1)->Frame().Contains(location))
return;
}
}
if (messagewithdestination) {
entry_ref ref;
if (messagewithdestination->FindRef("refs", &ref) == B_OK) {
BEntry entry(&ref, true);
if (entry.IsDirectory()) {
// if the ref received (should only be 1) is a directory
// then add the drag refs to the directory
AddRefsToDeskbarMenu(DragMessage(), &ref);
} else
SendDragMessage(NULL, &ref);
}
} else {
// adds drag refs to top level in deskbar menu
AddRefsToDeskbarMenu(DragMessage(), NULL);
}
// clean up drag message and types list
DragStop(true);
}
