[reactos] 01/01: [REGEDIT] Fix and improvement in TreeView (Null handle check, incorrect display after edit, WM_NOTIFY refactor) (#2733)
https://git.reactos.org/?p=reactos.git;a=commitdiff;h=4d1cd723175c25a76c17f5...
commit 4d1cd723175c25a76c17f58cb93f4e83dfd8881c Author: Kyle Katarn contact@kcsoftwares.com AuthorDate: Sat May 16 14:23:20 2020 +0200 Commit: GitHub noreply@github.com CommitDate: Sat May 16 21:23:20 2020 +0900
[REGEDIT] Fix and improvement in TreeView (Null handle check, incorrect display after edit, WM_NOTIFY refactor) (#2733)
* - Fix of missing invalid handle check - Fix of Address & status bar incorrect display after rename - Refactoring of Treeview WM_NOTIFY code, for better consistency with WM_NOTIFY management for ListView
* Fix following review (space in #define)
* Cleanup following review
* fix following review
* Fix of round 3 of review comments
* UpdateAdress kept in its original location
* fix
* fix (extern missing)
* both extern removed
* Review comments Error message being added in order to support CORE-17048 --- base/applications/regedit/childwnd.c | 138 ++++++++--------------------------- base/applications/regedit/listview.c | 2 +- base/applications/regedit/main.h | 6 +- base/applications/regedit/treeview.c | 106 +++++++++++++++++++++++++++ 4 files changed, 143 insertions(+), 109 deletions(-)
diff --git a/base/applications/regedit/childwnd.c b/base/applications/regedit/childwnd.c index e5c2788da15..a10f11ea96d 100644 --- a/base/applications/regedit/childwnd.c +++ b/base/applications/regedit/childwnd.c @@ -228,11 +228,12 @@ LRESULT CALLBACK AddressBarProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lPar return CallWindowProcW(oldwndproc, hwnd, uMsg, wParam, lParam); }
-static VOID +VOID UpdateAddress(HTREEITEM hItem, HKEY hRootKey, LPCWSTR pszPath) { LPCWSTR keyPath, rootName; LPWSTR fullPath; + DWORD cbFullPath;
/* Wipe the listview, the status bar and the address bar if the root key was selected */ if (TreeView_GetParent(g_pChildWnd->hTreeWnd, hItem) == NULL) @@ -252,33 +253,36 @@ UpdateAddress(HTREEITEM hItem, HKEY hRootKey, LPCWSTR pszPath) { RefreshListView(g_pChildWnd->hListWnd, hRootKey, keyPath); rootName = get_root_key_name(hRootKey); - fullPath = HeapAlloc(GetProcessHeap(), 0, (wcslen(rootName) + 1 + wcslen(keyPath) + 1) * sizeof(WCHAR)); + cbFullPath = (wcslen(rootName) + 1 + wcslen(keyPath) + 1) * sizeof(WCHAR); + fullPath = HeapAlloc(GetProcessHeap(), 0, cbFullPath); if (fullPath) { /* set (correct) the address bar text */ if (keyPath[0] != L'\0') - swprintf(fullPath, L"%s\%s", rootName, keyPath); + swprintf(fullPath, L"%s%s%s", rootName, keyPath[0]==L'\'?L"":L"\", keyPath); else fullPath = wcscpy(fullPath, rootName); + SendMessageW(hStatusBar, SB_SETTEXTW, 0, (LPARAM)fullPath); SendMessageW(g_pChildWnd->hAddressBarWnd, WM_SETTEXT, 0, (LPARAM)fullPath); HeapFree(GetProcessHeap(), 0, fullPath); + /* disable hive manipulation items temporarily (enable only if necessary) */ - EnableMenuItem(GetSubMenu(hMenuFrame,0), ID_REGISTRY_LOADHIVE, MF_BYCOMMAND | MF_GRAYED); - EnableMenuItem(GetSubMenu(hMenuFrame,0), ID_REGISTRY_UNLOADHIVE, MF_BYCOMMAND | MF_GRAYED); + EnableMenuItem(hMenuFrame, ID_REGISTRY_LOADHIVE, MF_BYCOMMAND | MF_GRAYED); + EnableMenuItem(hMenuFrame, ID_REGISTRY_UNLOADHIVE, MF_BYCOMMAND | MF_GRAYED); /* compare the strings to see if we should enable/disable the "Load Hive" menus accordingly */ - if (!(_wcsicmp(rootName, L"HKEY_LOCAL_MACHINE") && - _wcsicmp(rootName, L"HKEY_USERS"))) + if (_wcsicmp(rootName, L"HKEY_LOCAL_MACHINE") != 0 || + _wcsicmp(rootName, L"HKEY_USERS") != 0) { /* * enable the unload menu item if at the root, otherwise * enable the load menu item if there is no slash in * keyPath (ie. immediate child selected) */ - if(keyPath[0] == L'\0') - EnableMenuItem(GetSubMenu(hMenuFrame,0), ID_REGISTRY_LOADHIVE, MF_BYCOMMAND | MF_ENABLED); - else if(!wcschr(keyPath, L'\')) - EnableMenuItem(GetSubMenu(hMenuFrame,0), ID_REGISTRY_UNLOADHIVE, MF_BYCOMMAND | MF_ENABLED); + if (keyPath[0] == UNICODE_NULL) + EnableMenuItem(hMenuFrame, ID_REGISTRY_LOADHIVE, MF_BYCOMMAND | MF_ENABLED); + else if (!wcschr(keyPath, L'\')) + EnableMenuItem(hMenuFrame, ID_REGISTRY_UNLOADHIVE, MF_BYCOMMAND | MF_ENABLED); } } } @@ -472,111 +476,33 @@ LRESULT CALLBACK ChildWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lPa break;
case WM_NOTIFY: - if ((int)wParam == TREE_WINDOW && g_pChildWnd != NULL) + if (g_pChildWnd == NULL) break; + + if (((LPNMHDR)lParam)->idFrom == TREE_WINDOW) { - switch (((LPNMHDR)lParam)->code) - { - case TVN_ITEMEXPANDING: - return !OnTreeExpanding(g_pChildWnd->hTreeWnd, (NMTREEVIEW*)lParam); - case TVN_SELCHANGED: - { - NMTREEVIEW* pnmtv = (NMTREEVIEW*)lParam; - /* Get the parent of the current item */ - HTREEITEM hParentItem = TreeView_GetParent(g_pChildWnd->hTreeWnd, pnmtv->itemNew.hItem); - - UpdateAddress(pnmtv->itemNew.hItem, NULL, NULL); - - /* Disable the Permissions menu item for 'My Computer' */ - EnableMenuItem(hMenuFrame , ID_EDIT_PERMISSIONS, MF_BYCOMMAND | ((hParentItem == NULL) ? MF_GRAYED : MF_ENABLED)); - - /* - * Disable Delete/Rename menu options for 'My Computer' (first item so doesn't have any parent) - * and HKEY_* keys (their parent is 'My Computer' and the previous remark applies). - */ - if (!hParentItem || !TreeView_GetParent(g_pChildWnd->hTreeWnd, hParentItem)) - { - EnableMenuItem(hMenuFrame , ID_EDIT_DELETE, MF_BYCOMMAND | MF_GRAYED); - EnableMenuItem(hMenuFrame , ID_EDIT_RENAME, MF_BYCOMMAND | MF_GRAYED); - EnableMenuItem(hPopupMenus, ID_TREE_DELETE, MF_BYCOMMAND | MF_GRAYED); - EnableMenuItem(hPopupMenus, ID_TREE_RENAME, MF_BYCOMMAND | MF_GRAYED); - } - else - { - EnableMenuItem(hMenuFrame , ID_EDIT_DELETE, MF_BYCOMMAND | MF_ENABLED); - EnableMenuItem(hMenuFrame , ID_EDIT_RENAME, MF_BYCOMMAND | MF_ENABLED); - EnableMenuItem(hPopupMenus, ID_TREE_DELETE, MF_BYCOMMAND | MF_ENABLED); - EnableMenuItem(hPopupMenus, ID_TREE_RENAME, MF_BYCOMMAND | MF_ENABLED); - } - - break; - } - case NM_SETFOCUS: - g_pChildWnd->nFocusPanel = 0; - break; - case TVN_BEGINLABELEDIT: + if (!TreeWndNotifyProc(g_pChildWnd->hListWnd, wParam, lParam, &Result)) { - LPNMTVDISPINFO ptvdi; - /* cancel label edit for rootkeys */ - ptvdi = (LPNMTVDISPINFO) lParam; - if (!TreeView_GetParent(g_pChildWnd->hTreeWnd, ptvdi->item.hItem) || - !TreeView_GetParent(g_pChildWnd->hTreeWnd, TreeView_GetParent(g_pChildWnd->hTreeWnd, ptvdi->item.hItem))) - return TRUE; - break; - } - case TVN_ENDLABELEDIT: - { - LPCWSTR keyPath; - HKEY hRootKey; - HKEY hKey = NULL; - LPNMTVDISPINFO ptvdi; - LONG lResult = TRUE; - WCHAR szBuffer[MAX_PATH]; - - ptvdi = (LPNMTVDISPINFO) lParam; - if (ptvdi->item.pszText) - { - keyPath = GetItemPath(g_pChildWnd->hTreeWnd, TreeView_GetParent(g_pChildWnd->hTreeWnd, ptvdi->item.hItem), &hRootKey); - _snwprintf(szBuffer, COUNT_OF(szBuffer), L"%s\%s", keyPath, ptvdi->item.pszText); - keyPath = GetItemPath(g_pChildWnd->hTreeWnd, ptvdi->item.hItem, &hRootKey); - if (RegOpenKeyExW(hRootKey, szBuffer, 0, KEY_READ, &hKey) == ERROR_SUCCESS) - { - lResult = FALSE; - RegCloseKey(hKey); - TreeView_EditLabel(g_pChildWnd->hTreeWnd, ptvdi->item.hItem); - } - else - { - if (RenameKey(hRootKey, keyPath, ptvdi->item.pszText) != ERROR_SUCCESS) - lResult = FALSE; - else - UpdateAddress(ptvdi->item.hItem, hRootKey, szBuffer); - } - return lResult; - } - } - default: - return 0; + goto def; } + + return Result; } else { - if ((int)wParam == LIST_WINDOW && g_pChildWnd != NULL) + if (((LPNMHDR)lParam)->idFrom == LIST_WINDOW) { - switch (((LPNMHDR)lParam)->code) + if (!ListWndNotifyProc(g_pChildWnd->hListWnd, wParam, lParam, &Result)) { - case NM_SETFOCUS: - g_pChildWnd->nFocusPanel = 1; - break; - default: - if(!ListWndNotifyProc(g_pChildWnd->hListWnd, wParam, lParam, &Result)) - { - goto def; - } - return Result; - break; + goto def; } + + return Result; } - } + else + { + goto def; + } + } break;
case WM_CONTEXTMENU: diff --git a/base/applications/regedit/listview.c b/base/applications/regedit/listview.c index 04ed77ffc59..d7fa0a14f7f 100644 --- a/base/applications/regedit/listview.c +++ b/base/applications/regedit/listview.c @@ -563,7 +563,7 @@ BOOL ListWndNotifyProc(HWND hWnd, WPARAM wParam, LPARAM lParam, BOOL *Result) } return TRUE; case NM_SETFOCUS: - g_pChildWnd->nFocusPanel = 0; + g_pChildWnd->nFocusPanel = 1; break; case LVN_BEGINLABELEDIT: Info = (NMLVDISPINFO*)lParam; diff --git a/base/applications/regedit/main.h b/base/applications/regedit/main.h index 12ae68cfa3e..01b7541434a 100644 --- a/base/applications/regedit/main.h +++ b/base/applications/regedit/main.h @@ -27,8 +27,8 @@ #define TREE_WINDOW 2002 #define LIST_WINDOW 2003
-#define SPLIT_WIDTH 5 -#define SPLIT_MIN 30 +#define SPLIT_WIDTH 5 +#define SPLIT_MIN 30
#define COUNT_OF(a) (sizeof(a)/sizeof(a[0]))
@@ -94,6 +94,7 @@ extern void ShowAboutBox(HWND hWnd); extern LRESULT CALLBACK ChildWndProc(HWND, UINT, WPARAM, LPARAM); extern void ResizeWnd(int cx, int cy); extern LPCWSTR get_root_key_name(HKEY hRootKey); +VOID UpdateAddress(HTREEITEM hItem, HKEY hRootKey, LPCWSTR pszPath);
/* error.c */ extern int ErrorMessageBox(HWND hWnd, LPCWSTR lpTitle, DWORD dwErrorCode, ...); @@ -115,6 +116,7 @@ extern HWND CreateListView(HWND hwndParent, HMENU id, INT cx); extern BOOL RefreshListView(HWND hwndLV, HKEY hKey, LPCWSTR keyPath); extern LPCWSTR GetValueName(HWND hwndLV, int iStartAt); extern BOOL ListWndNotifyProc(HWND hWnd, WPARAM wParam, LPARAM lParam, BOOL *Result); +extern BOOL TreeWndNotifyProc(HWND hWnd, WPARAM wParam, LPARAM lParam, BOOL *Result); extern BOOL IsDefaultValue(HWND hwndLV, int i);
/* regedit.c */ diff --git a/base/applications/regedit/treeview.c b/base/applications/regedit/treeview.c index 0f1a7706839..b7b45635b74 100644 --- a/base/applications/regedit/treeview.c +++ b/base/applications/regedit/treeview.c @@ -625,6 +625,110 @@ done: return bSuccess; }
+BOOL TreeWndNotifyProc(HWND hWnd, WPARAM wParam, LPARAM lParam, BOOL *Result) +{ + UNREFERENCED_PARAMETER(wParam); + *Result = TRUE; + + switch (((LPNMHDR)lParam)->code) + { + case TVN_ITEMEXPANDING: + *Result = !OnTreeExpanding(g_pChildWnd->hTreeWnd, (NMTREEVIEW*)lParam); + return TRUE; + case TVN_SELCHANGED: + { + NMTREEVIEW* pnmtv = (NMTREEVIEW*)lParam; + /* Get the parent of the current item */ + HTREEITEM hParentItem = TreeView_GetParent(g_pChildWnd->hTreeWnd, pnmtv->itemNew.hItem); + + UpdateAddress(pnmtv->itemNew.hItem, NULL, NULL); + + /* Disable the Permissions menu item for 'My Computer' */ + EnableMenuItem(hMenuFrame, ID_EDIT_PERMISSIONS, MF_BYCOMMAND | (hParentItem ? MF_ENABLED : MF_GRAYED)); + + /* + * Disable Delete/Rename menu options for 'My Computer' (first item so doesn't have any parent) + * and HKEY_* keys (their parent is 'My Computer' and the previous remark applies). + */ + if (!hParentItem || !TreeView_GetParent(g_pChildWnd->hTreeWnd, hParentItem)) + { + EnableMenuItem(hMenuFrame , ID_EDIT_DELETE, MF_BYCOMMAND | MF_GRAYED); + EnableMenuItem(hMenuFrame , ID_EDIT_RENAME, MF_BYCOMMAND | MF_GRAYED); + EnableMenuItem(hPopupMenus, ID_TREE_DELETE, MF_BYCOMMAND | MF_GRAYED); + EnableMenuItem(hPopupMenus, ID_TREE_RENAME, MF_BYCOMMAND | MF_GRAYED); + } + else + { + EnableMenuItem(hMenuFrame , ID_EDIT_DELETE, MF_BYCOMMAND | MF_ENABLED); + EnableMenuItem(hMenuFrame , ID_EDIT_RENAME, MF_BYCOMMAND | MF_ENABLED); + EnableMenuItem(hPopupMenus, ID_TREE_DELETE, MF_BYCOMMAND | MF_ENABLED); + EnableMenuItem(hPopupMenus, ID_TREE_RENAME, MF_BYCOMMAND | MF_ENABLED); + } + + return TRUE; + } + case NM_SETFOCUS: + g_pChildWnd->nFocusPanel = 0; + break; + case TVN_BEGINLABELEDIT: + { + LPNMTVDISPINFO ptvdi = (LPNMTVDISPINFO) lParam; + /* cancel label edit for rootkeys */ + if (!TreeView_GetParent(g_pChildWnd->hTreeWnd, ptvdi->item.hItem) || + !TreeView_GetParent(g_pChildWnd->hTreeWnd, TreeView_GetParent(g_pChildWnd->hTreeWnd, ptvdi->item.hItem))) + { + *Result = TRUE; + } + else + { + *Result = FALSE; + } + return TRUE; + } + case TVN_ENDLABELEDIT: + { + LPCWSTR keyPath; + HKEY hRootKey; + HKEY hKey = NULL; + LPNMTVDISPINFO ptvdi = (LPNMTVDISPINFO) lParam; + LONG nRenResult; + LONG lResult = TRUE; + WCHAR szBuffer[MAX_PATH]; + WCHAR Caption[128]; + + if (ptvdi->item.pszText) + { + keyPath = GetItemPath(g_pChildWnd->hTreeWnd, TreeView_GetParent(g_pChildWnd->hTreeWnd, ptvdi->item.hItem), &hRootKey); + if (wcslen(keyPath)) + _snwprintf(szBuffer, COUNT_OF(szBuffer), L"%s\%s", keyPath, ptvdi->item.pszText); + else + _snwprintf(szBuffer, COUNT_OF(szBuffer), L"%s", ptvdi->item.pszText); + keyPath = GetItemPath(g_pChildWnd->hTreeWnd, ptvdi->item.hItem, &hRootKey); + if (RegOpenKeyExW(hRootKey, szBuffer, 0, KEY_READ, &hKey) == ERROR_SUCCESS) + { + lResult = FALSE; + RegCloseKey(hKey); + TreeView_EditLabel(g_pChildWnd->hTreeWnd, ptvdi->item.hItem); + } + else + { + nRenResult = RenameKey(hRootKey, keyPath, ptvdi->item.pszText); + if (nRenResult != ERROR_SUCCESS) + { + LoadStringW(hInst, IDS_ERROR, Caption, COUNT_OF(Caption)); + ErrorMessageBox(hWnd, Caption, nRenResult); + lResult = FALSE; + } + else + UpdateAddress(ptvdi->item.hItem, hRootKey, szBuffer); + } + *Result = lResult; + } + return TRUE; + } + } + return FALSE; +}
/* * CreateTreeView - creates a tree view control. @@ -642,6 +746,8 @@ HWND CreateTreeView(HWND hwndParent, LPWSTR pHostName, HMENU id) WS_VISIBLE | WS_CHILD | WS_TABSTOP | TVS_HASLINES | TVS_HASBUTTONS | TVS_LINESATROOT | TVS_EDITLABELS | TVS_SHOWSELALWAYS, 0, 0, rcClient.right, rcClient.bottom, hwndParent, id, hInst, NULL); + if (!hwndTV) return NULL; + /* Initialize the image list, and add items to the control. */ if (!InitTreeViewImageLists(hwndTV) || !InitTreeViewItems(hwndTV, pHostName)) {
-
Kyle Katarn