2 * Registry editing UI functions.
4 * Copyright (C) 2003 Dimitrie O. Paun
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #define WIN32_LEAN_AND_MEAN /* Exclude rarely-used stuff from Windows headers */
37 static const TCHAR
* editValueName
;
38 static TCHAR
* stringValueData
;
39 static BOOL isDecimal
;
44 LPCTSTR lpszValueName
;
49 static INT
vmessagebox(HWND hwnd
, INT buttons
, INT titleId
, INT resId
, va_list ap
)
55 if (!LoadString(hInst
, titleId
, title
, COUNT_OF(title
)))
56 lstrcpy(title
, "Error");
58 if (!LoadString(hInst
, resId
, errfmt
, COUNT_OF(errfmt
)))
59 lstrcpy(errfmt
, "Unknown error string!");
61 _vsntprintf(errstr
, COUNT_OF(errstr
), errfmt
, ap
);
63 return MessageBox(hwnd
, errstr
, title
, buttons
);
66 static INT
messagebox(HWND hwnd
, INT buttons
, INT titleId
, INT resId
, ...)
72 result
= vmessagebox(hwnd
, buttons
, titleId
, resId
, ap
);
78 void error(HWND hwnd
, INT resId
, ...)
83 vmessagebox(hwnd
, MB_OK
| MB_ICONERROR
, IDS_ERROR
, resId
, ap
);
87 static void error_code_messagebox(HWND hwnd
, DWORD error_code
)
92 static const TCHAR fallback
[] = TEXT("Error displaying error message.\n");
93 if (!LoadString(hInst
, IDS_ERROR
, title
, COUNT_OF(title
)))
94 lstrcpy(title
, TEXT("Error"));
95 status
= FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER
| FORMAT_MESSAGE_FROM_SYSTEM
,
96 NULL
, error_code
, 0, (LPTSTR
)&lpMsgBuf
, 0, NULL
);
98 lpMsgBuf
= (LPTSTR
)fallback
;
99 MessageBox(hwnd
, lpMsgBuf
, title
, MB_OK
| MB_ICONERROR
);
100 if (lpMsgBuf
!= fallback
)
104 static BOOL
change_dword_base(HWND hwndDlg
, BOOL toHex
)
109 if (!GetDlgItemText(hwndDlg
, IDC_VALUE_DATA
, buf
, COUNT_OF(buf
))) return FALSE
;
110 if (!_stscanf(buf
, toHex
? "%ld" : "%lx", &val
)) return FALSE
;
111 wsprintf(buf
, toHex
? "%lx" : "%ld", val
);
112 return SetDlgItemText(hwndDlg
, IDC_VALUE_DATA
, buf
);
115 static INT_PTR CALLBACK
modify_dlgproc(HWND hwndDlg
, UINT uMsg
, WPARAM wParam
, LPARAM lParam
)
123 SetDlgItemText(hwndDlg
, IDC_VALUE_NAME
, editValueName
);
124 SetDlgItemText(hwndDlg
, IDC_VALUE_DATA
, stringValueData
);
125 CheckRadioButton(hwndDlg
, IDC_DWORD_HEX
, IDC_DWORD_DEC
, isDecimal
? IDC_DWORD_DEC
: IDC_DWORD_HEX
);
128 switch (LOWORD(wParam
)) {
130 if (isDecimal
&& change_dword_base(hwndDlg
, TRUE
)) isDecimal
= FALSE
;
133 if (!isDecimal
&& change_dword_base(hwndDlg
, FALSE
)) isDecimal
= TRUE
;
136 if ((hwndValue
= GetDlgItem(hwndDlg
, IDC_VALUE_DATA
))) {
137 len
= GetWindowTextLength(hwndValue
);
138 if ((valueData
= HeapReAlloc(GetProcessHeap(), 0, stringValueData
, (len
+ 1) * sizeof(TCHAR
)))) {
139 stringValueData
= valueData
;
140 if (!GetWindowText(hwndValue
, stringValueData
, len
+ 1))
141 *stringValueData
= 0;
146 EndDialog(hwndDlg
, wParam
);
153 static INT_PTR CALLBACK
bin_modify_dlgproc(HWND hwndDlg
, UINT uMsg
, WPARAM wParam
, LPARAM lParam
)
155 struct edit_params
*params
;
162 params
= (struct edit_params
*)lParam
;
163 SetWindowLongPtr(hwndDlg
, DWLP_USER
, (ULONG_PTR
)params
);
164 if (params
->lpszValueName
)
165 SetDlgItemText(hwndDlg
, IDC_VALUE_NAME
, params
->lpszValueName
);
167 SetDlgItemText(hwndDlg
, IDC_VALUE_NAME
, g_pszDefaultValueName
);
168 SendDlgItemMessage(hwndDlg
, IDC_VALUE_DATA
, HEM_SETDATA
, (WPARAM
)params
->cbData
, (LPARAM
)params
->pData
);
171 switch (LOWORD(wParam
)) {
173 params
= (struct edit_params
*)GetWindowLongPtr(hwndDlg
, DWLP_USER
);
174 cbData
= SendDlgItemMessage(hwndDlg
, IDC_VALUE_DATA
, HEM_GETDATA
, 0, 0);
175 pData
= HeapAlloc(GetProcessHeap(), 0, cbData
);
179 SendDlgItemMessage(hwndDlg
, IDC_VALUE_DATA
, HEM_GETDATA
, (WPARAM
)cbData
, (LPARAM
)pData
);
180 lRet
= RegSetValueEx(params
->hKey
, params
->lpszValueName
, 0, REG_BINARY
, pData
, cbData
);
183 lRet
= ERROR_OUTOFMEMORY
;
185 if (lRet
== ERROR_SUCCESS
)
186 EndDialog(hwndDlg
, 1);
189 error_code_messagebox(hwndDlg
, lRet
);
190 EndDialog(hwndDlg
, 0);
194 EndDialog(hwndDlg
, 0);
201 static BOOL
check_value(HWND hwnd
, HKEY hKey
, LPCTSTR valueName
)
203 LONG lRet
= RegQueryValueEx(hKey
, valueName
? valueName
: _T(""), 0, NULL
, 0, NULL
);
204 if(lRet
!= ERROR_SUCCESS
) return FALSE
;
208 static LPTSTR
read_value(HWND hwnd
, HKEY hKey
, LPCTSTR valueName
, DWORD
*lpType
, LONG
*len
)
211 LPTSTR buffer
= NULL
;
214 lRet
= RegQueryValueEx(hKey
, valueName
? valueName
: _T(""), 0, lpType
, 0, &valueDataLen
);
215 if (lRet
!= ERROR_SUCCESS
) {
216 if (lRet
== ERROR_FILE_NOT_FOUND
&& !valueName
) { /* no default value here, make it up */
218 if (lpType
) *lpType
= REG_SZ
;
219 buffer
= HeapAlloc(GetProcessHeap(), 0, 1);
223 error(hwnd
, IDS_BAD_VALUE
, valueName
);
226 if ( *lpType
== REG_DWORD
) valueDataLen
= sizeof(DWORD
);
227 if (!(buffer
= HeapAlloc(GetProcessHeap(), 0, valueDataLen
))) {
228 error(hwnd
, IDS_TOO_BIG_VALUE
, valueDataLen
);
231 lRet
= RegQueryValueEx(hKey
, valueName
, 0, 0, (LPBYTE
)buffer
, &valueDataLen
);
232 if (lRet
!= ERROR_SUCCESS
) {
233 error(hwnd
, IDS_BAD_VALUE
, valueName
);
237 if(len
) *len
= valueDataLen
;
241 HeapFree(GetProcessHeap(), 0, buffer
);
245 BOOL
CreateKey(HWND hwnd
, HKEY hKeyRoot
, LPCTSTR keyPath
, LPTSTR keyName
)
248 LONG lRet
= ERROR_SUCCESS
;
250 TCHAR newKey
[MAX_NEW_KEY_LEN
- 4];
254 lRet
= RegOpenKeyEx(hKeyRoot
, keyPath
, 0, KEY_CREATE_SUB_KEY
, &hKey
);
255 if (lRet
!= ERROR_SUCCESS
) {
256 error_code_messagebox(hwnd
, lRet
);
260 if (!LoadString(GetModuleHandle(0), IDS_NEWKEY
, newKey
, COUNT_OF(newKey
))) goto done
;
262 /* try to find out a name for the newly create key (max 100 times) */
263 for (keyNum
= 1; keyNum
< 100; keyNum
++) {
264 wsprintf(keyName
, newKey
, keyNum
);
265 lRet
= RegOpenKey(hKey
, keyName
, &retKey
);
266 if (lRet
!= ERROR_SUCCESS
) break;
269 if (lRet
== ERROR_SUCCESS
) goto done
;
271 lRet
= RegCreateKey(hKey
, keyName
, &retKey
);
272 if (lRet
!= ERROR_SUCCESS
) {
273 error_code_messagebox(hwnd
, lRet
);
284 BOOL
ModifyValue(HWND hwnd
, HKEY hKeyRoot
, LPCTSTR keyPath
, LPCTSTR valueName
)
292 lRet
= RegOpenKeyEx(hKeyRoot
, keyPath
, 0, KEY_READ
| KEY_SET_VALUE
, &hKey
);
293 if (lRet
!= ERROR_SUCCESS
) {
294 error_code_messagebox(hwnd
, lRet
);
298 editValueName
= valueName
? valueName
: g_pszDefaultValueName
;
299 if(!(stringValueData
= read_value(hwnd
, hKey
, valueName
, &type
, &len
))) goto done
;
301 if ( (type
== REG_SZ
) || (type
== REG_EXPAND_SZ
) ) {
302 if (DialogBox(0, MAKEINTRESOURCE(IDD_EDIT_STRING
), hwnd
, modify_dlgproc
) == IDOK
) {
303 lRet
= RegSetValueEx(hKey
, valueName
, 0, type
, (LPBYTE
)stringValueData
, lstrlen(stringValueData
) + 1);
304 if (lRet
== ERROR_SUCCESS
) result
= TRUE
;
305 else error_code_messagebox(hwnd
, lRet
);
307 } else if ( type
== REG_DWORD
) {
308 wsprintf(stringValueData
, isDecimal
? "%ld" : "%lx", *((DWORD
*)stringValueData
));
309 if (DialogBox(0, MAKEINTRESOURCE(IDD_EDIT_DWORD
), hwnd
, modify_dlgproc
) == IDOK
) {
311 if (_stscanf(stringValueData
, isDecimal
? "%ld" : "%lx", &val
)) {
312 lRet
= RegSetValueEx(hKey
, valueName
, 0, type
, (BYTE
*)&val
, sizeof(val
));
313 if (lRet
== ERROR_SUCCESS
) result
= TRUE
;
314 else error_code_messagebox(hwnd
, lRet
);
317 } else if ( type
== REG_BINARY
) {
318 struct edit_params params
;
320 params
.lpszValueName
= valueName
;
321 params
.pData
= stringValueData
;
323 result
= DialogBoxParam(NULL
, MAKEINTRESOURCE(IDD_EDIT_BINARY
), hwnd
,
324 bin_modify_dlgproc
, (LPARAM
)¶ms
);
326 error(hwnd
, IDS_UNSUPPORTED_TYPE
, type
);
330 HeapFree(GetProcessHeap(), 0, stringValueData
);
331 stringValueData
= NULL
;
336 BOOL
DeleteKey(HWND hwnd
, HKEY hKeyRoot
, LPCTSTR keyPath
)
342 lRet
= RegOpenKeyEx(hKeyRoot
, keyPath
, 0, KEY_READ
|KEY_SET_VALUE
, &hKey
);
343 if (lRet
!= ERROR_SUCCESS
) {
344 error_code_messagebox(hwnd
, lRet
);
348 if (messagebox(hwnd
, MB_YESNO
| MB_ICONEXCLAMATION
, IDS_DELETE_BOX_TITLE
, IDS_DELETE_BOX_TEXT
, keyPath
) != IDYES
)
351 lRet
= SHDeleteKey(hKeyRoot
, keyPath
);
352 if (lRet
!= ERROR_SUCCESS
) {
353 error(hwnd
, IDS_BAD_KEY
, keyPath
);
363 BOOL
DeleteValue(HWND hwnd
, HKEY hKeyRoot
, LPCTSTR keyPath
, LPCTSTR valueName
)
368 LPCSTR visibleValueName
= valueName
? valueName
: g_pszDefaultValueName
;
370 lRet
= RegOpenKeyEx(hKeyRoot
, keyPath
, 0, KEY_READ
| KEY_SET_VALUE
, &hKey
);
371 if (lRet
!= ERROR_SUCCESS
) return FALSE
;
373 if (messagebox(hwnd
, MB_YESNO
| MB_ICONEXCLAMATION
, IDS_DELETE_BOX_TITLE
, IDS_DELETE_BOX_TEXT
, visibleValueName
) != IDYES
)
376 lRet
= RegDeleteValue(hKey
, valueName
? valueName
: "");
377 if (lRet
!= ERROR_SUCCESS
&& valueName
) {
378 error(hwnd
, IDS_BAD_VALUE
, valueName
);
380 if (lRet
!= ERROR_SUCCESS
) goto done
;
388 BOOL
CreateValue(HWND hwnd
, HKEY hKeyRoot
, LPCTSTR keyPath
, DWORD valueType
, LPTSTR valueName
)
390 LONG lRet
= ERROR_SUCCESS
;
392 DWORD valueDword
= 0;
397 lRet
= RegOpenKeyEx(hKeyRoot
, keyPath
, 0, KEY_READ
| KEY_SET_VALUE
, &hKey
);
398 if (lRet
!= ERROR_SUCCESS
) {
399 error_code_messagebox(hwnd
, lRet
);
403 if (!LoadString(GetModuleHandle(0), IDS_NEWVALUE
, newValue
, COUNT_OF(newValue
))) goto done
;
405 /* try to find out a name for the newly create key (max 100 times) */
406 for (valueNum
= 1; valueNum
< 100; valueNum
++) {
407 wsprintf(valueName
, newValue
, valueNum
);
408 lRet
= RegQueryValueEx(hKey
, valueName
, 0, 0, 0, 0);
409 if (lRet
== ERROR_FILE_NOT_FOUND
) break;
411 if (lRet
!= ERROR_FILE_NOT_FOUND
) {
412 error_code_messagebox(hwnd
, lRet
);
416 lRet
= RegSetValueEx(hKey
, valueName
, 0, valueType
, (BYTE
*)&valueDword
, sizeof(DWORD
));
417 if (lRet
!= ERROR_SUCCESS
) {
418 error_code_messagebox(hwnd
, lRet
);
428 BOOL
RenameValue(HWND hwnd
, HKEY hKeyRoot
, LPCTSTR keyPath
, LPCTSTR oldName
, LPCTSTR newName
)
436 if (!oldName
) return FALSE
;
437 if (!newName
) return FALSE
;
439 lRet
= RegOpenKeyEx(hKeyRoot
, keyPath
, 0, KEY_READ
| KEY_SET_VALUE
, &hKey
);
440 if (lRet
!= ERROR_SUCCESS
) {
441 error_code_messagebox(hwnd
, lRet
);
444 /* check if value already exists */
445 if (check_value(hwnd
, hKey
, newName
)) goto done
;
446 value
= read_value(hwnd
, hKey
, oldName
, &type
, &len
);
447 if(!value
) goto done
;
448 lRet
= RegSetValueEx(hKey
, newName
, 0, type
, (BYTE
*)value
, len
);
449 if (lRet
!= ERROR_SUCCESS
) {
450 error_code_messagebox(hwnd
, lRet
);
453 lRet
= RegDeleteValue(hKey
, oldName
);
454 if (lRet
!= ERROR_SUCCESS
) {
455 RegDeleteValue(hKey
, newName
);
456 error_code_messagebox(hwnd
, lRet
);
462 HeapFree(GetProcessHeap(), 0, value
);
468 BOOL
RenameKey(HWND hwnd
, HKEY hRootKey
, LPCTSTR keyPath
, LPCTSTR newName
)
470 LPTSTR parentPath
= 0;
471 LPCTSTR srcSubKey
= 0;
478 if (!keyPath
|| !newName
) return FALSE
;
480 if (!strrchr(keyPath
, '\\')) {
481 parentKey
= hRootKey
;
484 parentPath
= strdup(keyPath
);
485 srcSubKey
= strrchr(parentPath
, '\\') + 1;
486 *((LPTSTR
)srcSubKey
- 1) = 0;
487 lRet
= RegOpenKeyEx(hRootKey
, parentPath
, 0, KEY_READ
| KEY_CREATE_SUB_KEY
, &parentKey
);
488 if (lRet
!= ERROR_SUCCESS
) {
489 error_code_messagebox(hwnd
, lRet
);
494 /* The following fails if the old name is the same as the new name. */
495 if (!strcmp(srcSubKey
, newName
)) goto done
;
497 lRet
= RegCreateKeyEx(parentKey
, newName
, 0, NULL
, REG_OPTION_NON_VOLATILE
,
498 KEY_WRITE
, NULL
/* FIXME */, &destKey
, &disposition
);
499 if (disposition
== REG_OPENED_EXISTING_KEY
)
500 lRet
= ERROR_FILE_EXISTS
; /* FIXME: we might want a better error message than this */
501 if (lRet
!= ERROR_SUCCESS
) {
502 error_code_messagebox(hwnd
, lRet
);
506 /* FIXME: SHCopyKey does not copy the security attributes */
507 lRet
= SHCopyKey(parentKey
, srcSubKey
, destKey
, 0);
508 if (lRet
!= ERROR_SUCCESS
) {
509 RegCloseKey(destKey
);
510 RegDeleteKey(parentKey
, newName
);
511 error_code_messagebox(hwnd
, lRet
);
515 lRet
= SHDeleteKey(hRootKey
, keyPath
);
516 if (lRet
!= ERROR_SUCCESS
) {
517 error_code_messagebox(hwnd
, lRet
);
524 RegCloseKey(destKey
);
526 RegCloseKey(parentKey
);