// TreeView 全開･全閉
void TreeView_ExpandAll(HWND hwndTree, bool bExpand, int nMaxDepth)
{
HTREEITEM htiCur;
HTREEITEM htiItem;
HTREEITEM htiNext;
::SendMessageAny(hwndTree, WM_SETREDRAW, (WPARAM)FALSE, 0);
htiCur = htiItem = TreeView_GetSelection( hwndTree );
if (!bExpand && htiCur != NULL) {
// 閉じる時はトップに変更
for (htiNext = htiCur; htiNext != NULL; ) {
htiItem = htiNext;
htiNext = TreeView_GetParent( hwndTree, htiItem );
}
if (htiCur != htiItem) {
htiCur = htiItem;
TreeView_SelectItem( hwndTree, htiCur );
}
}
std::vector<HTREEITEM> tree;
HTREEITEM item = TreeView_GetRoot(hwndTree);
while( 0 < tree.size() || item != NULL ){
while(item != NULL && (int)tree.size() < nMaxDepth ){
// 先に展開してからGetChildしないと、ファイルツリーのサブアイテムが展開されない
TreeView_Expand(hwndTree, item, bExpand ? TVE_EXPAND : TVE_COLLAPSE);
tree.push_back(item);
item = TreeView_GetChild(hwndTree, item);
}
item = tree.back();
tree.pop_back();
item = TreeView_GetNextSibling(hwndTree, item);
}
// 選択位置を戻す
if (htiCur == NULL) {
if (bExpand ) {
htiItem = TreeView_GetRoot( hwndTree );
TreeView_SelectSetFirstVisible( hwndTree, htiItem );
}
TreeView_SelectItem( hwndTree, NULL );
}
else {
TreeView_SelectSetFirstVisible( hwndTree, htiCur );
}
::SendMessageAny(hwndTree, WM_SETREDRAW, (WPARAM)TRUE, 0);
}
void treeview_scroll_to(HWND htv)
{
if (first_visible_lparam) {
TreeView_Walk(htv, TVI_ROOT, TRUE, cb_treeview_walk_find_lparam, NULL, FALSE);
TreeView_SelectSetFirstVisible(htv, first_visible_htvi);
}
}
bool SelectSetFirstNode(_Ty Key) {
HTREEITEM hItem = KeyToHandle(Key);
if (NULL != hItem) {
return WND_TRUE(TreeView_SelectSetFirstVisible(m_hWnd, hItem));
}
return false;
}