CTreeCtrl::SetCheck BOOL SetCheck( HTREEITEM hItem, BOOL fCheck = TRUE );ResCall this member function to set the check state for a tree control item. When the tree control item is checked (fCheck set to TRUE), the item appears with an adjacent check.Example// The pointer to my tree control. extern CTreeCtrl* pmyTreeCtrl;UINT i, uCount = pmyTreeCtrl->GetVisibleCount(); HTREEITEM hItem = pmyTreeCtrl->GetFirstVisibleItem();// Toggle the check state of all the visible items. for (i=0;i < uCount;i++) { ASSERT(hItem != NULL); pmyTreeCtrl->SetCheck(hItem, !pmyTreeCtrl->GetCheck(hItem)); hItem = pmyTreeCtrl->GetNextVisibleItem(hItem); }
BOOL SetCheck( HTREEITEM hItem, BOOL fCheck = TRUE );ResCall this member function to set the check state for a tree control item. When the tree control item is checked (fCheck set to TRUE), the item appears with an adjacent check.Example// The pointer to my tree control.
extern CTreeCtrl* pmyTreeCtrl;UINT i, uCount = pmyTreeCtrl->GetVisibleCount();
HTREEITEM hItem = pmyTreeCtrl->GetFirstVisibleItem();// Toggle the check state of all the visible items.
for (i=0;i < uCount;i++)
{
ASSERT(hItem != NULL);
pmyTreeCtrl->SetCheck(hItem, !pmyTreeCtrl->GetCheck(hItem));
hItem = pmyTreeCtrl->GetNextVisibleItem(hItem);
}