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[REGEDIT] Creating a new Key should add a new entry even when no child exist. CORE-18878 (#5274)

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- Avoid using a NULL pointer when My Computer is selected, by disabling the New Key menu item.
- Simplifies and fix code style in GetItemPath function.
- Add a new entry even when no child items exist.
CORE-18878
This commit is contained in:
Jose Carlos Jesus 2023-05-18 06:16:49 -04:00 committed by GitHub
parent f870bbe1d4
commit 7f45cac9ab
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 21 additions and 9 deletions
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30
base/applications/regedit/treeview.c
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@ -90,14 +90,25 @@ LPCWSTR GetItemPath(HWND hwndTV, HTREEITEM hItem, HKEY* phRootKey)
int pathLen = 0, maxLen;
*phRootKey = NULL;
if (!pathBuffer) pathBuffer = HeapAlloc(GetProcessHeap(), 0, 1024);
if (!pathBuffer) return NULL;
*pathBuffer = 0;
if (!pathBuffer)
{
pathBuffer = HeapAlloc(GetProcessHeap(), 0, 1024);
}
if (!pathBuffer)
{
return NULL;
}
*pathBuffer = UNICODE_NULL;
maxLen = (int) HeapSize(GetProcessHeap(), 0, pathBuffer);
if (maxLen == -1) return NULL;
if (!hItem) hItem = TreeView_GetSelection(hwndTV);
if (!hItem) return NULL;
if (!get_item_path(hwndTV, hItem, phRootKey, &pathBuffer, &pathLen, &maxLen))
if (!hItem)
{
hItem = TreeView_GetSelection(hwndTV);
}
if (maxLen == -1 || !hItem || !get_item_path(hwndTV, hItem, phRootKey, &pathBuffer, &pathLen, &maxLen))
{
return NULL;
}
@ -353,7 +364,7 @@ HTREEITEM InsertNode(HWND hwndTV, HTREEITEM hItem, LPWSTR name)
if (!TreeView_GetItem(hwndTV, &item))
return FALSE;
if ((item.state & TVIS_EXPANDEDONCE) && (item.cChildren > 0))
if (item.state & TVIS_EXPANDEDONCE)
{
hNewItem = AddEntryToTree(hwndTV, hItem, name, 0, 0);
SendMessageW(hwndTV, TVM_SORTCHILDREN, 0, (LPARAM) hItem);
@ -645,8 +656,9 @@ BOOL TreeWndNotifyProc(HWND hWnd, WPARAM wParam, LPARAM lParam, BOOL *Result)
UpdateAddress(pnmtv->itemNew.hItem, NULL, NULL, TRUE);
/* Disable the Permissions menu item for 'My Computer' */
/* Disable the Permissions and new key menu items for 'My Computer' */
EnableMenuItem(hMenuFrame, ID_EDIT_PERMISSIONS, MF_BYCOMMAND | (hParentItem ? MF_ENABLED : MF_GRAYED));
EnableMenuItem(hMenuFrame, ID_EDIT_NEW_KEY, MF_BYCOMMAND | (hParentItem ? MF_ENABLED : MF_GRAYED));
/*
* Disable Delete/Rename menu options for 'My Computer' (first item so doesn't have any parent)