/**
* name: InitTreeItems()
* desc: initialize the tree control's datastructure
* param: needWidth - width to expand the tree by
* return: TRUE if initialization is ok, FALSE otherwise
**/
BOOLEAN CPsTree::InitTreeItems(LPWORD needWidth)
{
INT i;
DBVARIANT dbv;
if (!_hWndTree || !_pItems)
{
return FALSE;
}
if (!DB::Setting::GetUString(NULL, MODNAME, SET_LASTITEM, &dbv))
{
_curItem = FindItemIndexByName(dbv.pszVal);
DB::Variant::Free(&dbv);
}
// init the groups
if ((_dwFlags & PSTVF_GROUPS) || (!_pPs->hContact && myGlobals.CanChangeDetails))
{
LPSTR pszGroup;
// set treeview styles
TreeView_SetIndent(_hWndTree, 3);
SetWindowLongPtr(_hWndTree, GWL_STYLE, GetWindowLongPtr(_hWndTree, GWL_STYLE)|TVS_HASBUTTONS);
// init the iParent member for all the items
for (i = 0; i < _numItems; i++)
{
if (_pItems[i] && (pszGroup = _pItems[i]->ParentItemName()) != NULL)
{
INT iParent = FindItemIndexByName(pszGroup);
// need to add an empty parent item
if (iParent == -1)
{
iParent = AddDummyItem(pszGroup);
}
_pItems[i]->Parent(iParent);
mir_free(pszGroup);
}
}
}
if (needWidth)
{
*needWidth = 0;
}
ShowWindow(_hWndTree, SW_HIDE);
for (i = 0; i < _numItems; i++)
{
if (_pItems[i]->State() != DBTVIS_INVISIBLE)
{
ShowItem(i, needWidth);
}
}
ShowWindow(_hWndTree, SW_SHOW);
return TRUE;
}
/**
* name: FindItemHandleByName
* class: CPsTree
* desc: returns the treeitem with specified name
* param: pszName - name of the item to search for
* return: HTREEITEM if item exists or NULL otherwise
**/
HTREEITEM CPsTree::FindItemHandleByName(LPCSTR pszName)
{
int i;
if ((i = FindItemIndexByName(pszName)) > -1)
{
return _pItems[i]->Hti();
}
return NULL;
}
/**
* name: FindItemByName
* class: CPsTree
* desc: returns the treeitem with specified name
* param: pszName - name of the item to search for
* return: HTREEITEM if item exists or NULL otherwise
**/
CPsTreeItem* CPsTree::FindItemByName(LPCSTR pszName)
{
int i;
if ((i = FindItemIndexByName(pszName)) > -1)
{
return _pItems[i];
}
return NULL;
}