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Regedit: Optimized tree expansion

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svn path=/trunk/; revision=18145
This commit is contained in:
Nathan Woods 2005-09-29 00:50:40 +00:00
parent 1afd009025
commit 0556dd9754
1 changed files with 9 additions and 1 deletions
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10
reactos/subsys/system/regedit/treeview.c
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@ -123,7 +123,7 @@ static HTREEITEM AddEntryToTree(HWND hwndTV, HTREEITEM hParent, LPTSTR label, HK
tvi.cChildren = dwChildren;
tvi.lParam = (LPARAM)hKey;
tvins.u.item = tvi;
tvins.hInsertAfter = (HTREEITEM)(hKey ? TVI_LAST : TVI_SORT);
tvins.hInsertAfter = (HTREEITEM)(hKey ? TVI_LAST : TVI_FIRST);
tvins.hParent = hParent;
return TreeView_InsertItem(hwndTV, &tvins);
}
@ -139,6 +139,7 @@ static BOOL RefreshTreeItem(HWND hwndTV, HTREEITEM hItem)
LPTSTR pszNodes = NULL;
BOOL bSuccess = FALSE;
LPTSTR s;
BOOL bAddedAny;
KeyPath = GetItemPath(hwndTV, hItem, &hRoot);
@ -219,6 +220,7 @@ static BOOL RefreshTreeItem(HWND hwndTV, HTREEITEM hItem)
}
/* Now go through all the children in the registry, and check if any have to be added. */
bAddedAny = FALSE;
for (dwIndex = 0; dwIndex < dwCount; dwIndex++) {
DWORD cName = dwMaxSubKeyLen, dwSubCount;
BOOL found;
@ -249,10 +251,14 @@ static BOOL RefreshTreeItem(HWND hwndTV, HTREEITEM hItem)
}
AddEntryToTree(hwndTV, hItem, Name, NULL, dwSubCount);
bAddedAny = TRUE;
}
}
RegCloseKey(hKey);
if (bAddedAny)
SendMessage(hwndTV, TVM_SORTCHILDREN, 0, (LPARAM) hItem);
/* Now go through all the children in the tree, and check if any have to be removed. */
childItem = TreeView_GetChild(hwndTV, hItem);
while (childItem) {
@ -306,6 +312,7 @@ HTREEITEM InsertNode(HWND hwndTV, HTREEITEM hItem, LPTSTR name)
if (!hItem) return FALSE;
if (TreeView_GetItemState(hwndTV, hItem, TVIS_EXPANDEDONCE)) {
hNewItem = AddEntryToTree(hwndTV, hItem, name, 0, 0);
SendMessage(hwndTV, TVM_SORTCHILDREN, 0, (LPARAM) hItem);
} else {
item.mask = TVIF_CHILDREN | TVIF_HANDLE;
item.hItem = hItem;
@ -514,6 +521,7 @@ BOOL CreateNewKey(HWND hwndTV, HTREEITEM hItem)
hNewItem = AddEntryToTree(hwndTV, hItem, szNewKey, NULL, 0);
if (!hNewItem)
goto done;
SendMessage(hwndTV, TVM_SORTCHILDREN, 0, (LPARAM) hItem);
TreeView_EditLabel(hwndTV, hNewItem);
bSuccess = TRUE;