1 /* Control Panel management
2 *
3 * Copyright 2001 Eric Pouech
4 * Copyright 2008 Owen Rudge
5 *
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.
10 *
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.
15 *
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 #include <assert.h>
22 #include <stdarg.h>
23 #include <stdio.h>
24 #include <stdlib.h>
25 #include <string.h>
26
27 #include "windef.h"
28 #include "winbase.h"
29 #include "wingdi.h"
30 #include "winuser.h"
31 #include "winreg.h"
32 #include "wine/debug.h"
33 #include "cpl.h"
34 #include "wine/unicode.h"
35 #include "commctrl.h"
36
37 #define NO_SHLWAPI_REG
38 #include "shlwapi.h"
39
40 #include "cpanel.h"
41 #include "shresdef.h"
42 #include "shell32_main.h"
43
44 #define MAX_STRING_LEN 1024
45
46 WINE_DEFAULT_DEBUG_CHANNEL(shlctrl);
47
48 CPlApplet* Control_UnloadApplet(CPlApplet* applet)
49 {
50 unsigned i;
51 CPlApplet* next;
52
53 for (i = 0; i < applet->count; i++) {
54 if (!applet->info[i].dwSize) continue;
55 applet->proc(applet->hWnd, CPL_STOP, i, applet->info[i].lData);
56 }
57 if (applet->proc) applet->proc(applet->hWnd, CPL_EXIT, 0L, 0L);
58 FreeLibrary(applet->hModule);
59 next = applet->next;
60 HeapFree(GetProcessHeap(), 0, applet->cmd);
61 HeapFree(GetProcessHeap(), 0, applet);
62 return next;
63 }
64
65 CPlApplet* Control_LoadApplet(HWND hWnd, LPCWSTR cmd, CPanel* panel)
66 {
67 CPlApplet* applet;
68 unsigned i;
69 CPLINFO info;
70 NEWCPLINFOW newinfo;
71
72 if (!(applet = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*applet))))
73 return applet;
74
75 applet->hWnd = hWnd;
76
77 if (!(applet->hModule = LoadLibraryW(cmd))) {
78 WARN("Cannot load control panel applet %s\n", debugstr_w(cmd));
79 goto theError;
80 }
81 if (!(applet->proc = (APPLET_PROC)GetProcAddress(applet->hModule, "CPlApplet"))) {
82 WARN("Not a valid control panel applet %s\n", debugstr_w(cmd));
83 goto theError;
84 }
85 if (!applet->proc(hWnd, CPL_INIT, 0L, 0L)) {
86 WARN("Init of applet has failed\n");
87 goto theError;
88 }
89 if ((applet->count = applet->proc(hWnd, CPL_GETCOUNT, 0L, 0L)) == 0) {
90 WARN("No subprogram in applet\n");
91 goto theError;
92 }
93
94 applet = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, applet,
95 sizeof(*applet) + (applet->count - 1) * sizeof(NEWCPLINFOW));
96
97 if (!(applet->cmd = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(cmd)+1) * sizeof(WCHAR)))) {
98 WARN("Cannot allocate memory for applet path\n");
99 goto theError;
100 }
101
102 lstrcpyW(applet->cmd, cmd);
103
104 for (i = 0; i < applet->count; i++) {
105 ZeroMemory(&newinfo, sizeof(newinfo));
106 newinfo.dwSize = sizeof(NEWCPLINFOA);
107 applet->info[i].dwSize = sizeof(NEWCPLINFOW);
108 applet->info[i].dwFlags = 0;
109 applet->info[i].dwHelpContext = 0;
110 applet->info[i].szHelpFile[0] = '\0';
111 /* proc is supposed to return a null value upon success for
112 * CPL_INQUIRE and CPL_NEWINQUIRE
113 * However, real drivers don't seem to behave like this
114 * So, use introspection rather than return value
115 */
116 applet->proc(hWnd, CPL_INQUIRE, i, (LPARAM)&info);
117 applet->info[i].lData = info.lData;
118 if (info.idIcon != CPL_DYNAMIC_RES)
119 applet->info[i].hIcon = LoadIconW(applet->hModule,
120 MAKEINTRESOURCEW(info.idIcon));
121 if (info.idName != CPL_DYNAMIC_RES)
122 LoadStringW(applet->hModule, info.idName,
123 applet->info[i].szName, sizeof(applet->info[i].szName) / sizeof(WCHAR));
124 if (info.idInfo != CPL_DYNAMIC_RES)
125 LoadStringW(applet->hModule, info.idInfo,
126 applet->info[i].szInfo, sizeof(applet->info[i].szInfo) / sizeof(WCHAR));
127
128 /* some broken control panels seem to return incorrect values in CPL_INQUIRE,
129 but proper data in CPL_NEWINQUIRE. if we get an empty string or a null
130 icon, see what we can get from CPL_NEWINQUIRE */
131
132 if (lstrlenW(applet->info[i].szName) == 0)
133 info.idName = CPL_DYNAMIC_RES;
134
135 /* zero-length szInfo may not be a buggy applet, but it doesn't hurt for us
136 to check anyway */
137
138 if (lstrlenW(applet->info[i].szInfo) == 0)
139 info.idInfo = CPL_DYNAMIC_RES;
140
141 if (applet->info[i].hIcon == NULL)
142 info.idIcon = CPL_DYNAMIC_RES;
143
144 if ((info.idIcon == CPL_DYNAMIC_RES) || (info.idName == CPL_DYNAMIC_RES) ||
145 (info.idInfo == CPL_DYNAMIC_RES)) {
146 applet->proc(hWnd, CPL_NEWINQUIRE, i, (LPARAM)&newinfo);
147
148 applet->info[i].dwFlags = newinfo.dwFlags;
149 applet->info[i].dwHelpContext = newinfo.dwHelpContext;
150 applet->info[i].lData = newinfo.lData;
151 if (info.idIcon == CPL_DYNAMIC_RES) {
152 if (!newinfo.hIcon) WARN("couldn't get icon for applet %u\n", i);
153 applet->info[i].hIcon = newinfo.hIcon;
154 }
155 if (newinfo.dwSize == sizeof(NEWCPLINFOW)) {
156 if (info.idName == CPL_DYNAMIC_RES)
157 memcpy(applet->info[i].szName, newinfo.szName, sizeof(newinfo.szName));
158 if (info.idInfo == CPL_DYNAMIC_RES)
159 memcpy(applet->info[i].szInfo, newinfo.szInfo, sizeof(newinfo.szInfo));
160 memcpy(applet->info[i].szHelpFile, newinfo.szHelpFile, sizeof(newinfo.szHelpFile));
161 } else {
162 if (info.idName == CPL_DYNAMIC_RES)
163 MultiByteToWideChar(CP_ACP, 0, ((LPNEWCPLINFOA)&newinfo)->szName,
164 sizeof(((LPNEWCPLINFOA)&newinfo)->szName) / sizeof(CHAR),
165 applet->info[i].szName,
166 sizeof(applet->info[i].szName) / sizeof(WCHAR));
167 if (info.idInfo == CPL_DYNAMIC_RES)
168 MultiByteToWideChar(CP_ACP, 0, ((LPNEWCPLINFOA)&newinfo)->szInfo,
169 sizeof(((LPNEWCPLINFOA)&newinfo)->szInfo) / sizeof(CHAR),
170 applet->info[i].szInfo,
171 sizeof(applet->info[i].szInfo) / sizeof(WCHAR));
172 MultiByteToWideChar(CP_ACP, 0, ((LPNEWCPLINFOA)&newinfo)->szHelpFile,
173 sizeof(((LPNEWCPLINFOA)&newinfo)->szHelpFile) / sizeof(CHAR),
174 applet->info[i].szHelpFile,
175 sizeof(applet->info[i].szHelpFile) / sizeof(WCHAR));
176 }
177 }
178 }
179
180 applet->next = panel->first;
181 panel->first = applet;
182
183 return applet;
184
185 theError:
186 Control_UnloadApplet(applet);
187 return NULL;
188 }
189
190 #define IDC_LISTVIEW 1000
191 #define IDC_STATUSBAR 1001
192
193 #define NUM_COLUMNS 2
194 #define LISTVIEW_DEFSTYLE (WS_CHILD | WS_VISIBLE | WS_TABSTOP |\
195 LVS_SORTASCENDING | LVS_AUTOARRANGE | LVS_SINGLESEL)
196
197 static BOOL Control_CreateListView (CPanel *panel)
198 {
199 RECT ws, sb;
200 WCHAR empty_string[] = {0};
201 WCHAR buf[MAX_STRING_LEN];
202 LVCOLUMNW lvc;
203
204 /* Create list view */
205 GetClientRect(panel->hWndStatusBar, &sb);
206 GetClientRect(panel->hWnd, &ws);
207
208 panel->hWndListView = CreateWindowExW(WS_EX_CLIENTEDGE, WC_LISTVIEWW,
209 empty_string, LISTVIEW_DEFSTYLE | LVS_ICON,
210 0, 0, ws.right - ws.left, ws.bottom - ws.top -
211 (sb.bottom - sb.top), panel->hWnd,
212 (HMENU) IDC_LISTVIEW, panel->hInst, NULL);
213
214 if (!panel->hWndListView)
215 return FALSE;
216
217 /* Create image lists for list view */
218 panel->hImageListSmall = ImageList_Create(GetSystemMetrics(SM_CXSMICON),
219 GetSystemMetrics(SM_CYSMICON), ILC_COLOR32 | ILC_MASK, 1, 1);
220 panel->hImageListLarge = ImageList_Create(GetSystemMetrics(SM_CXICON),
221 GetSystemMetrics(SM_CYICON), ILC_COLOR32 | ILC_MASK, 1, 1);
222
223 SendMessageW(panel->hWndListView, LVM_SETIMAGELIST, LVSIL_SMALL, (LPARAM)panel->hImageListSmall);
224 SendMessageW(panel->hWndListView, LVM_SETIMAGELIST, LVSIL_NORMAL, (LPARAM)panel->hImageListLarge);
225
226 /* Create columns for list view */
227 lvc.mask = LVCF_FMT | LVCF_TEXT | LVCF_SUBITEM | LVCF_WIDTH;
228 lvc.pszText = buf;
229 lvc.fmt = LVCFMT_LEFT;
230
231 /* Name column */
232 lvc.iSubItem = 0;
233 lvc.cx = (ws.right - ws.left) / 3;
234 LoadStringW(shell32_hInstance, IDS_CPANEL_NAME, buf, sizeof(buf) / sizeof(buf[0]));
235
236 if (ListView_InsertColumnW(panel->hWndListView, 0, &lvc) == -1)
237 return FALSE;
238
239 /* Description column */
240 lvc.iSubItem = 1;
241 lvc.cx = ((ws.right - ws.left) / 3) * 2;
242 LoadStringW(shell32_hInstance, IDS_CPANEL_DESCRIPTION, buf, sizeof(buf) /
243 sizeof(buf[0]));
244
245 if (ListView_InsertColumnW(panel->hWndListView, 1, &lvc) == -1)
246 return FALSE;
247
248 return(TRUE);
249 }
250
251 static void Control_WndProc_Create(HWND hWnd, const CREATESTRUCTW* cs)
252 {
253 CPanel* panel = cs->lpCreateParams;
254 HMENU hMenu, hSubMenu;
255 CPlApplet* applet;
256 MENUITEMINFOW mii;
257 unsigned int i;
258 int menucount, index;
259 CPlItem *item;
260 LVITEMW lvItem;
261 INITCOMMONCONTROLSEX icex;
262 INT sb_parts;
263 int itemidx;
264
265 SetWindowLongPtrW(hWnd, 0, (LONG_PTR)panel);
266 panel->hWnd = hWnd;
267
268 /* Initialise common control DLL */
269 icex.dwSize = sizeof(INITCOMMONCONTROLSEX);
270 icex.dwICC = ICC_LISTVIEW_CLASSES | ICC_BAR_CLASSES;
271 InitCommonControlsEx(&icex);
272
273 /* create the status bar */
274 if (!(panel->hWndStatusBar = CreateStatusWindowW(WS_CHILD | WS_VISIBLE | CCS_BOTTOM | SBARS_SIZEGRIP, NULL, hWnd, IDC_STATUSBAR)))
275 return;
276
277 sb_parts = -1;
278 SendMessageW(panel->hWndStatusBar, SB_SETPARTS, 1, (LPARAM) &sb_parts);
279
280 /* create the list view */
281 if (!Control_CreateListView(panel))
282 return;
283
284 hMenu = LoadMenuW(shell32_hInstance, MAKEINTRESOURCEW(MENU_CPANEL));
285
286 /* insert menu items for applets */
287 hSubMenu = GetSubMenu(hMenu, 0);
288 menucount = 0;
289
290 for (applet = panel->first; applet; applet = applet->next) {
291 for (i = 0; i < applet->count; i++) {
292 if (!applet->info[i].dwSize)
293 continue;
294
295 /* set up a CPlItem for this particular subprogram */
296 item = HeapAlloc(GetProcessHeap(), 0, sizeof(CPlItem));
297
298 if (!item)
299 continue;
300
301 item->applet = applet;
302 item->id = i;
303
304 mii.cbSize = sizeof(MENUITEMINFOW);
305 mii.fMask = MIIM_ID | MIIM_STRING | MIIM_DATA;
306 mii.dwTypeData = applet->info[i].szName;
307 mii.cch = sizeof(applet->info[i].szName) / sizeof(applet->info[i].szName[0]);
308 mii.wID = IDM_CPANEL_APPLET_BASE + menucount;
309 mii.dwItemData = (ULONG_PTR)item;
310
311 if (InsertMenuItemW(hSubMenu, menucount, TRUE, &mii)) {
312 /* add the list view item */
313 index = ImageList_AddIcon(panel->hImageListLarge, applet->info[i].hIcon);
314 ImageList_AddIcon(panel->hImageListSmall, applet->info[i].hIcon);
315
316 lvItem.mask = LVIF_IMAGE | LVIF_TEXT | LVIF_PARAM;
317 lvItem.iItem = menucount;
318 lvItem.iSubItem = 0;
319 lvItem.pszText = applet->info[i].szName;
320 lvItem.iImage = index;
321 lvItem.lParam = (LPARAM) item;
322
323 itemidx = ListView_InsertItemW(panel->hWndListView, &lvItem);
324
325 /* add the description */
326 ListView_SetItemTextW(panel->hWndListView, itemidx, 1,
327 applet->info[i].szInfo);
328
329 /* update menu bar, increment count */
330 DrawMenuBar(hWnd);
331 menucount++;
332 }
333 }
334 }
335
336 panel->total_subprogs = menucount;
337
338 /* check the "large items" icon in the View menu */
339 hSubMenu = GetSubMenu(hMenu, 1);
340 CheckMenuRadioItem(hSubMenu, FCIDM_SHVIEW_BIGICON, FCIDM_SHVIEW_REPORTVIEW,
341 FCIDM_SHVIEW_BIGICON, MF_BYCOMMAND);
342
343 SetMenu(hWnd, hMenu);
344 }
345
346 static void Control_FreeCPlItems(HWND hWnd, CPanel *panel)
347 {
348 HMENU hMenu, hSubMenu;
349 MENUITEMINFOW mii;
350 unsigned int i;
351
352 /* get the File menu */
353 hMenu = GetMenu(hWnd);
354
355 if (!hMenu)
356 return;
357
358 hSubMenu = GetSubMenu(hMenu, 0);
359
360 if (!hSubMenu)
361 return;
362
363 /* loop and free the item data */
364 for (i = IDM_CPANEL_APPLET_BASE; i <= IDM_CPANEL_APPLET_BASE + panel->total_subprogs; i++)
365 {
366 mii.cbSize = sizeof(MENUITEMINFOW);
367 mii.fMask = MIIM_DATA;
368
369 if (!GetMenuItemInfoW(hSubMenu, i, FALSE, &mii))
370 continue;
371
372 HeapFree(GetProcessHeap(), 0, (LPVOID) mii.dwItemData);
373 }
374 }
375
376 static void Control_UpdateListViewStyle(CPanel *panel, UINT style, UINT id)
377 {
378 HMENU hMenu, hSubMenu;
379
380 SetWindowLongW(panel->hWndListView, GWL_STYLE, LISTVIEW_DEFSTYLE | style);
381
382 /* update the menu */
383 hMenu = GetMenu(panel->hWnd);
384 hSubMenu = GetSubMenu(hMenu, 1);
385
386 CheckMenuRadioItem(hSubMenu, FCIDM_SHVIEW_BIGICON, FCIDM_SHVIEW_REPORTVIEW,
387 id, MF_BYCOMMAND);
388 }
389
390 static CPlItem* Control_GetCPlItem_From_MenuID(HWND hWnd, UINT id)
391 {
392 HMENU hMenu, hSubMenu;
393 MENUITEMINFOW mii;
394
395 /* retrieve the CPlItem structure from the menu item data */
396 hMenu = GetMenu(hWnd);
397
398 if (!hMenu)
399 return NULL;
400
401 hSubMenu = GetSubMenu(hMenu, 0);
402
403 if (!hSubMenu)
404 return NULL;
405
406 mii.cbSize = sizeof(MENUITEMINFOW);
407 mii.fMask = MIIM_DATA;
408
409 if (!GetMenuItemInfoW(hSubMenu, id, FALSE, &mii))
410 return NULL;
411
412 return (CPlItem *) mii.dwItemData;
413 }
414
415 static CPlItem* Control_GetCPlItem_From_ListView(CPanel *panel)
416 {
417 LVITEMW lvItem;
418 int selitem;
419
420 selitem = SendMessageW(panel->hWndListView, LVM_GETNEXTITEM, -1, LVNI_FOCUSED
421 | LVNI_SELECTED);
422
423 if (selitem != -1)
424 {
425 lvItem.iItem = selitem;
426 lvItem.mask = LVIF_PARAM;
427
428 if (SendMessageW(panel->hWndListView, LVM_GETITEMW, 0, (LPARAM) &lvItem))
429 return (CPlItem *) lvItem.lParam;
430 }
431
432 return NULL;
433 }
434
435 static void Control_StartApplet(HWND hWnd, CPlItem *item)
436 {
437 WCHAR verbOpen[] = {'c','p','l','o','p','e','n',0};
438 WCHAR format[] = {'@','%','d',0};
439 WCHAR param[MAX_PATH];
440
441 /* execute the applet if item is valid */
442 if (item)
443 {
444 wsprintfW(param, format, item->id);
445 ShellExecuteW(hWnd, verbOpen, item->applet->cmd, param, NULL, SW_SHOW);
446 }
447 }
448
449 static LRESULT WINAPI Control_WndProc(HWND hWnd, UINT wMsg,
450 WPARAM lParam1, LPARAM lParam2)
451 {
452 CPanel* panel = (CPanel*)GetWindowLongPtrW(hWnd, 0);
453
454 if (panel || wMsg == WM_CREATE) {
455 switch (wMsg) {
456 case WM_CREATE:
457 Control_WndProc_Create(hWnd, (CREATESTRUCTW*)lParam2);
458 return 0;
459 case WM_DESTROY:
460 {
461 CPlApplet* applet = panel->first;
462 while (applet)
463 applet = Control_UnloadApplet(applet);
464 }
465 Control_FreeCPlItems(hWnd, panel);
466 PostQuitMessage(0);
467 break;
468 case WM_COMMAND:
469 switch (LOWORD(lParam1))
470 {
471 case IDM_CPANEL_EXIT:
472 SendMessageW(hWnd, WM_CLOSE, 0, 0);
473 return 0;
474
475 case IDM_CPANEL_ABOUT:
476 {
477 WCHAR appName[MAX_STRING_LEN];
478 HICON icon = LoadImageW(shell32_hInstance, MAKEINTRESOURCEW(IDI_SHELL_CONTROL_PANEL),
479 IMAGE_ICON, 48, 48, LR_SHARED);
480
481 LoadStringW(shell32_hInstance, IDS_CPANEL_TITLE, appName,
482 sizeof(appName) / sizeof(appName[0]));
483 ShellAboutW(hWnd, appName, NULL, icon);
484
485 return 0;
486 }
487
488 case FCIDM_SHVIEW_BIGICON:
489 Control_UpdateListViewStyle(panel, LVS_ICON, FCIDM_SHVIEW_BIGICON);
490 return 0;
491
492 case FCIDM_SHVIEW_SMALLICON:
493 Control_UpdateListViewStyle(panel, LVS_SMALLICON, FCIDM_SHVIEW_SMALLICON);
494 return 0;
495
496 case FCIDM_SHVIEW_LISTVIEW:
497 Control_UpdateListViewStyle(panel, LVS_LIST, FCIDM_SHVIEW_LISTVIEW);
498 return 0;
499
500 case FCIDM_SHVIEW_REPORTVIEW:
501 Control_UpdateListViewStyle(panel, LVS_REPORT, FCIDM_SHVIEW_REPORTVIEW);
502 return 0;
503
504 default:
505 /* check if this is an applet */
506 if ((LOWORD(lParam1) >= IDM_CPANEL_APPLET_BASE) &&
507 (LOWORD(lParam1) <= IDM_CPANEL_APPLET_BASE + panel->total_subprogs))
508 {
509 Control_StartApplet(hWnd, Control_GetCPlItem_From_MenuID(hWnd, LOWORD(lParam1)));
510 return 0;
511 }
512
513 break;
514 }
515
516 break;
517
518 case WM_NOTIFY:
519 {
520 LPNMHDR nmh = (LPNMHDR) lParam2;
521
522 switch (nmh->idFrom)
523 {
524 case IDC_LISTVIEW:
525 switch (nmh->code)
526 {
527 case NM_RETURN:
528 case NM_DBLCLK:
529 {
530 Control_StartApplet(hWnd, Control_GetCPlItem_From_ListView(panel));
531 return 0;
532 }
533 case LVN_ITEMCHANGED:
534 {
535 CPlItem *item = Control_GetCPlItem_From_ListView(panel);
536
537 /* update the status bar if item is valid */
538 if (item)
539 SetWindowTextW(panel->hWndStatusBar,
540 item->applet->info[item->id].szInfo);
541 else
542 SetWindowTextW(panel->hWndStatusBar, NULL);
543
544 return 0;
545 }
546 }
547
548 break;
549 }
550
551 break;
552 }
553
554 case WM_MENUSELECT:
555 /* check if this is an applet */
556 if ((LOWORD(lParam1) >= IDM_CPANEL_APPLET_BASE) &&
557 (LOWORD(lParam1) <= IDM_CPANEL_APPLET_BASE + panel->total_subprogs))
558 {
559 CPlItem *item = Control_GetCPlItem_From_MenuID(hWnd, LOWORD(lParam1));
560
561 /* update the status bar if item is valid */
562 if (item)
563 SetWindowTextW(panel->hWndStatusBar, item->applet->info[item->id].szInfo);
564 }
565 else if ((HIWORD(lParam1) == 0xFFFF) && (lParam2 == 0))
566 {
567 /* reset status bar description to that of the selected icon */
568 CPlItem *item = Control_GetCPlItem_From_ListView(panel);
569
570 if (item)
571 SetWindowTextW(panel->hWndStatusBar, item->applet->info[item->id].szInfo);
572 else
573 SetWindowTextW(panel->hWndStatusBar, NULL);
574
575 return 0;
576 }
577 else
578 SetWindowTextW(panel->hWndStatusBar, NULL);
579
580 return 0;
581
582 case WM_SIZE:
583 {
584 HDWP hdwp;
585 RECT sb;
586
587 hdwp = BeginDeferWindowPos(2);
588
589 if (hdwp == NULL)
590 break;
591
592 GetClientRect(panel->hWndStatusBar, &sb);
593
594 hdwp = DeferWindowPos(hdwp, panel->hWndListView, NULL, 0, 0,
595 LOWORD(lParam2), HIWORD(lParam2) - (sb.bottom - sb.top),
596 SWP_NOZORDER | SWP_NOMOVE);
597
598 if (hdwp == NULL)
599 break;
600
601 hdwp = DeferWindowPos(hdwp, panel->hWndStatusBar, NULL, 0, 0,
602 LOWORD(lParam2), LOWORD(lParam1), SWP_NOZORDER | SWP_NOMOVE);
603
604 if (hdwp != NULL)
605 EndDeferWindowPos(hdwp);
606
607 return 0;
608 }
609 }
610 }
611
612 return DefWindowProcW(hWnd, wMsg, lParam1, lParam2);
613 }
614
615 static void Control_DoInterface(CPanel* panel, HWND hWnd, HINSTANCE hInst)
616 {
617 WNDCLASSEXW wc;
618 MSG msg;
619 WCHAR appName[MAX_STRING_LEN];
620 const WCHAR className[] = {'S','h','e','l','l','_','C','o','n','t','r','o',
621 'l','_','W','n','d','C','l','a','s','s',0};
622
623 LoadStringW(shell32_hInstance, IDS_CPANEL_TITLE, appName, sizeof(appName) / sizeof(appName[0]));
624
625 wc.cbSize = sizeof(wc);
626 wc.style = CS_HREDRAW|CS_VREDRAW;
627 wc.lpfnWndProc = Control_WndProc;
628 wc.cbClsExtra = 0;
629 wc.cbWndExtra = sizeof(CPlApplet*);
630 wc.hInstance = panel->hInst = hInst;
631 wc.hIcon = LoadIconW( shell32_hInstance, MAKEINTRESOURCEW(IDI_SHELL_CONTROL_PANEL) );
632 wc.hCursor = LoadCursorW( 0, (LPWSTR)IDC_ARROW );
633 wc.hbrBackground = GetStockObject(WHITE_BRUSH);
634 wc.lpszMenuName = NULL;
635 wc.lpszClassName = className;
636 wc.hIconSm = LoadImageW( shell32_hInstance, MAKEINTRESOURCEW(IDI_SHELL_CONTROL_PANEL), IMAGE_ICON,
637 GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED);
638
639 if (!RegisterClassExW(&wc)) return;
640
641 CreateWindowExW(0, wc.lpszClassName, appName,
642 WS_OVERLAPPEDWINDOW | WS_VISIBLE,
643 CW_USEDEFAULT, CW_USEDEFAULT,
644 CW_USEDEFAULT, CW_USEDEFAULT,
645 hWnd, NULL, hInst, panel);
646 if (!panel->hWnd) return;
647
648 while (GetMessageW(&msg, panel->hWnd, 0, 0)) {
649 TranslateMessage(&msg);
650 DispatchMessageW(&msg);
651 }
652 }
653
654 static void Control_RegisterRegistryApplets(HWND hWnd, CPanel *panel, HKEY hkey_root, LPCWSTR szRepPath)
655 {
656 WCHAR name[MAX_PATH];
657 WCHAR value[MAX_PATH];
658 HKEY hkey;
659
660 if (RegOpenKeyW(hkey_root, szRepPath, &hkey) == ERROR_SUCCESS)
661 {
662 int idx = 0;
663
664 for(;; ++idx)
665 {
666 DWORD nameLen = MAX_PATH;
667 DWORD valueLen = MAX_PATH;
668
669 if (RegEnumValueW(hkey, idx, name, &nameLen, NULL, NULL, (LPBYTE)value, &valueLen) != ERROR_SUCCESS)
670 break;
671
672 Control_LoadApplet(hWnd, value, panel);
673 }
674 RegCloseKey(hkey);
675 }
676 }
677
678 static void Control_DoWindow(CPanel* panel, HWND hWnd, HINSTANCE hInst)
679 {
680 HANDLE h;
681 WIN32_FIND_DATAW fd;
682 WCHAR buffer[MAX_PATH];
683 static const WCHAR wszAllCpl[] = {'*','.','c','p','l',0};
684 static const WCHAR wszRegPath[] = {'S','O','F','T','W','A','R','E','\\','M','i','c','r','o','s','o','f','t',
685 '\\','W','i','n','d','o','w','s','\\','C','u','r','r','e','n','t','V','e','r','s','i','o','n',
686 '\\','C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','C','p','l','s',0};
687 WCHAR *p;
688
689 /* first add .cpl files in the system directory */
690 GetSystemDirectoryW( buffer, MAX_PATH );
691 p = buffer + strlenW(buffer);
692 *p++ = '\\';
693 lstrcpyW(p, wszAllCpl);
694
695 if ((h = FindFirstFileW(buffer, &fd)) != INVALID_HANDLE_VALUE) {
696 do {
697 lstrcpyW(p, fd.cFileName);
698 Control_LoadApplet(hWnd, buffer, panel);
699 } while (FindNextFileW(h, &fd));
700 FindClose(h);
701 }
702
703 /* now check for cpls in the registry */
704 Control_RegisterRegistryApplets(hWnd, panel, HKEY_LOCAL_MACHINE, wszRegPath);
705 Control_RegisterRegistryApplets(hWnd, panel, HKEY_CURRENT_USER, wszRegPath);
706
707 Control_DoInterface(panel, hWnd, hInst);
708 }
709
710 static void Control_DoLaunch(CPanel* panel, HWND hWnd, LPCWSTR wszCmd)
711 /* forms to parse:
712 * foo.cpl,@sp,str
713 * foo.cpl,@sp
714 * foo.cpl,,str
715 * foo.cpl @sp
716 * foo.cpl str
717 * "a path\foo.cpl"
718 */
719 {
720 LPWSTR buffer;
721 LPWSTR beg = NULL;
722 LPWSTR end;
723 WCHAR ch;
724 LPWSTR ptr;
725 signed sp = -1;
726 LPWSTR extraPmtsBuf = NULL;
727 LPWSTR extraPmts = NULL;
728 int quoted = 0;
729
730 buffer = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(wszCmd) + 1) * sizeof(*wszCmd));
731 if (!buffer) return;
732
733 end = lstrcpyW(buffer, wszCmd);
734
735 for (;;) {
736 ch = *end;
737 if (ch == '"') quoted = !quoted;
738 if (!quoted && (ch == ' ' || ch == ',' || ch == '\0')) {
739 *end = '\0';
740 if (beg) {
741 if (*beg == '@') {
742 sp = atoiW(beg + 1);
743 } else if (*beg == '\0') {
744 sp = -1;
745 } else {
746 extraPmtsBuf = beg;
747 }
748 }
749 if (ch == '\0') break;
750 beg = end + 1;
751 if (ch == ' ') while (end[1] == ' ') end++;
752 }
753 end++;
754 }
755 while ((ptr = StrChrW(buffer, '"')))
756 memmove(ptr, ptr+1, lstrlenW(ptr)*sizeof(WCHAR));
757
758 /* now check for any quotes in extraPmtsBuf and remove */
759 if (extraPmtsBuf != NULL)
760 {
761 beg = end = extraPmtsBuf;
762 quoted = 0;
763
764 for (;;) {
765 ch = *end;
766 if (ch == '"') quoted = !quoted;
767 if (!quoted && (ch == ' ' || ch == ',' || ch == '\0')) {
768 *end = '\0';
769 if (beg) {
770 if (*beg != '\0') {
771 extraPmts = beg;
772 }
773 }
774 if (ch == '\0') break;
775 beg = end + 1;
776 if (ch == ' ') while (end[1] == ' ') end++;
777 }
778 end++;
779 }
780
781 while ((ptr = StrChrW(extraPmts, '"')))
782 memmove(ptr, ptr+1, lstrlenW(ptr)*sizeof(WCHAR));
783
784 if (extraPmts == NULL)
785 extraPmts = extraPmtsBuf;
786 }
787
788 /* Now check if there had been a numerical value in the extra params */
789 if ((extraPmts) && (*extraPmts == '@') && (sp == -1)) {
790 sp = atoiW(extraPmts + 1);
791 }
792
793 TRACE("cmd %s, extra %s, sp %d\n", debugstr_w(buffer), debugstr_w(extraPmts), sp);
794
795 Control_LoadApplet(hWnd, buffer, panel);
796
797 if (panel->first) {
798 CPlApplet* applet = panel->first;
799
800 assert(applet && applet->next == NULL);
801
802 /* we've been given a textual parameter (or none at all) */
803 if (sp == -1) {
804 while ((++sp) != applet->count) {
805 if (applet->info[sp].dwSize) {
806 TRACE("sp %d, name %s\n", sp, debugstr_w(applet->info[sp].szName));
807
808 if (StrCmpIW(extraPmts, applet->info[sp].szName) == 0)
809 break;
810 }
811 }
812 }
813
814 if (sp >= applet->count) {
815 WARN("Out of bounds (%u >= %u), setting to 0\n", sp, applet->count);
816 sp = 0;
817 }
818
819 if (applet->info[sp].dwSize) {
820 if (!applet->proc(applet->hWnd, CPL_STARTWPARMSW, sp, (LPARAM)extraPmts))
821 applet->proc(applet->hWnd, CPL_DBLCLK, sp, applet->info[sp].lData);
822 }
823
824 Control_UnloadApplet(applet);
825 }
826
827 HeapFree(GetProcessHeap(), 0, buffer);
828 }
829
830 /*************************************************************************
831 * Control_RunDLLW [SHELL32.@]
832 *
833 */
834 void WINAPI Control_RunDLLW(HWND hWnd, HINSTANCE hInst, LPCWSTR cmd, DWORD nCmdShow)
835 {
836 CPanel panel;
837
838 TRACE("(%p, %p, %s, 0x%08x)\n",
839 hWnd, hInst, debugstr_w(cmd), nCmdShow);
840
841 memset(&panel, 0, sizeof(panel));
842
843 if (!cmd || !*cmd) {
844 Control_DoWindow(&panel, hWnd, hInst);
845 } else {
846 Control_DoLaunch(&panel, hWnd, cmd);
847 }
848 }
849
850 /*************************************************************************
851 * Control_RunDLLA [SHELL32.@]
852 *
853 */
854 void WINAPI Control_RunDLLA(HWND hWnd, HINSTANCE hInst, LPCSTR cmd, DWORD nCmdShow)
855 {
856 DWORD len = MultiByteToWideChar(CP_ACP, 0, cmd, -1, NULL, 0 );
857 LPWSTR wszCmd = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
858 if (wszCmd && MultiByteToWideChar(CP_ACP, 0, cmd, -1, wszCmd, len ))
859 {
860 Control_RunDLLW(hWnd, hInst, wszCmd, nCmdShow);
861 }
862 HeapFree(GetProcessHeap(), 0, wszCmd);
863 }
864
865 /*************************************************************************
866 * Control_FillCache_RunDLLW [SHELL32.@]
867 *
868 */
869 HRESULT WINAPI Control_FillCache_RunDLLW(HWND hWnd, HANDLE hModule, DWORD w, DWORD x)
870 {
871 FIXME("%p %p 0x%08x 0x%08x stub\n", hWnd, hModule, w, x);
872 return 0;
873 }
874
875 /*************************************************************************
876 * Control_FillCache_RunDLLA [SHELL32.@]
877 *
878 */
879 HRESULT WINAPI Control_FillCache_RunDLLA(HWND hWnd, HANDLE hModule, DWORD w, DWORD x)
880 {
881 return Control_FillCache_RunDLLW(hWnd, hModule, w, x);
882 }
883
884 /*************************************************************************
885 * CallCPLEntry16 [SHELL32.166]
886 *
887 * called by desk.cpl on "Advanced" with:
888 * hMod("DeskCp16.Dll"), pFunc("CplApplet"), 0, 1, 0xc, 0
889 *
890 */
891 DWORD WINAPI CallCPLEntry16(HMODULE hMod, FARPROC pFunc, DWORD dw3, DWORD dw4, DWORD dw5, DWORD dw6)
892 {
893 FIXME("(%p, %p, %08x, %08x, %08x, %08x): stub.\n", hMod, pFunc, dw3, dw4, dw5, dw6);
894 return 0x0deadbee;
895 }
896
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