1 /* Control Panel management
3 * Copyright 2001 Eric Pouech
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 #include "wine/debug.h"
30 #include "wine/unicode.h"
32 #define NO_SHLWAPI_REG
35 WINE_DEFAULT_DEBUG_CHANNEL(shlctrl);
37 typedef struct CPlApplet {
38 struct CPlApplet* next; /* linked list */
40 unsigned count; /* number of subprograms */
41 HMODULE hModule; /* module of loaded applet */
42 APPLET_PROC proc; /* entry point address */
43 NEWCPLINFOW info[1]; /* array of count information.
44 * dwSize field is 0 if entry is invalid */
47 typedef struct CPanel {
48 CPlApplet* first; /* linked list */
55 static CPlApplet* Control_UnloadApplet(CPlApplet* applet)
60 for (i = 0; i < applet->count; i++) {
61 if (!applet->info[i].dwSize) continue;
62 applet->proc(applet->hWnd, CPL_STOP, i, applet->info[i].lData);
64 if (applet->proc) applet->proc(applet->hWnd, CPL_EXIT, 0L, 0L);
65 FreeLibrary(applet->hModule);
67 HeapFree(GetProcessHeap(), 0, applet);
71 static CPlApplet* Control_LoadApplet(HWND hWnd, LPCWSTR cmd, CPanel* panel)
78 if (!(applet = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*applet))))
83 if (!(applet->hModule = LoadLibraryW(cmd))) {
84 WARN("Cannot load control panel applet %s\n", debugstr_w(cmd));
87 if (!(applet->proc = (APPLET_PROC)GetProcAddress(applet->hModule, "CPlApplet"))) {
88 WARN("Not a valid control panel applet %s\n", debugstr_w(cmd));
91 if (!applet->proc(hWnd, CPL_INIT, 0L, 0L)) {
92 WARN("Init of applet has failed\n");
95 if ((applet->count = applet->proc(hWnd, CPL_GETCOUNT, 0L, 0L)) == 0) {
96 WARN("No subprogram in applet\n");
100 applet = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, applet,
101 sizeof(*applet) + (applet->count - 1) * sizeof(NEWCPLINFOW));
103 for (i = 0; i < applet->count; i++) {
104 ZeroMemory(&newinfo, sizeof(newinfo));
105 newinfo.dwSize = sizeof(NEWCPLINFOA);
106 applet->info[i].dwSize = sizeof(NEWCPLINFOW);
107 /* proc is supposed to return a null value upon success for
108 * CPL_INQUIRE and CPL_NEWINQUIRE
109 * However, real drivers don't seem to behave like this
110 * So, use introspection rather than return value
112 applet->proc(hWnd, CPL_NEWINQUIRE, i, (LPARAM)&newinfo);
113 if (newinfo.hIcon == 0) {
114 applet->proc(hWnd, CPL_INQUIRE, i, (LPARAM)&info);
115 if (info.idIcon == 0 || info.idName == 0) {
116 WARN("Couldn't get info from sp %u\n", i);
117 applet->info[i].dwSize = 0;
119 /* convert the old data into the new structure */
120 applet->info[i].dwFlags = 0;
121 applet->info[i].dwHelpContext = 0;
122 applet->info[i].lData = info.lData;
123 applet->info[i].hIcon = LoadIconW(applet->hModule,
124 MAKEINTRESOURCEW(info.idIcon));
125 LoadStringW(applet->hModule, info.idName,
126 applet->info[i].szName, sizeof(applet->info[i].szName) / sizeof(WCHAR));
127 LoadStringW(applet->hModule, info.idInfo,
128 applet->info[i].szInfo, sizeof(applet->info[i].szInfo) / sizeof(WCHAR));
129 applet->info[i].szHelpFile[0] = '\0';
134 CopyMemory(&applet->info[i], &newinfo, newinfo.dwSize);
135 if (newinfo.dwSize != sizeof(NEWCPLINFOW))
137 applet->info[i].dwSize = sizeof(NEWCPLINFOW);
138 MultiByteToWideChar(CP_ACP, 0, ((LPNEWCPLINFOA)&newinfo)->szName,
139 sizeof(((LPNEWCPLINFOA)&newinfo)->szName) / sizeof(CHAR),
140 applet->info[i].szName,
141 sizeof(applet->info[i].szName) / sizeof(WCHAR));
142 MultiByteToWideChar(CP_ACP, 0, ((LPNEWCPLINFOA)&newinfo)->szInfo,
143 sizeof(((LPNEWCPLINFOA)&newinfo)->szInfo) / sizeof(CHAR),
144 applet->info[i].szInfo,
145 sizeof(applet->info[i].szInfo) / sizeof(WCHAR));
146 MultiByteToWideChar(CP_ACP, 0, ((LPNEWCPLINFOA)&newinfo)->szHelpFile,
147 sizeof(((LPNEWCPLINFOA)&newinfo)->szHelpFile) / sizeof(CHAR),
148 applet->info[i].szHelpFile,
149 sizeof(applet->info[i].szHelpFile) / sizeof(WCHAR));
154 applet->next = panel->first;
155 panel->first = applet;
160 Control_UnloadApplet(applet);
164 static void Control_WndProc_Create(HWND hWnd, const CREATESTRUCTA* cs)
166 CPanel* panel = (CPanel*)cs->lpCreateParams;
168 SetWindowLongA(hWnd, 0, (LPARAM)panel);
178 static BOOL Control_Localize(const CPanel* panel, unsigned cx, unsigned cy,
179 CPlApplet** papplet, unsigned* psp)
181 unsigned i, x = (XSTEP-XICON)/2, y = 0;
185 GetClientRect(panel->hWnd, &rc);
186 for (applet = panel->first; applet; applet = applet = applet->next) {
187 for (i = 0; i < applet->count; i++) {
188 if (!applet->info[i].dwSize) continue;
189 if (x + XSTEP >= rc.right - rc.left) {
193 if (cx >= x && cx < x + XICON && cy >= y && cy < y + YSTEP) {
204 static LRESULT Control_WndProc_Paint(const CPanel* panel, WPARAM wParam)
209 unsigned i, x = 0, y = 0;
213 hdc = (wParam) ? (HDC)wParam : BeginPaint(panel->hWnd, &ps);
214 hOldFont = SelectObject(hdc, GetStockObject(ANSI_VAR_FONT));
215 GetClientRect(panel->hWnd, &rc);
216 for (applet = panel->first; applet; applet = applet = applet->next) {
217 for (i = 0; i < applet->count; i++) {
218 if (x + XSTEP >= rc.right - rc.left) {
222 if (!applet->info[i].dwSize) continue;
223 DrawIcon(hdc, x + (XSTEP-XICON)/2, y, applet->info[i].hIcon);
225 txtRect.right = x + XSTEP;
226 txtRect.top = y + YICON;
227 txtRect.bottom = y + YSTEP;
228 DrawTextW(hdc, applet->info[i].szName, -1, &txtRect,
229 DT_CENTER | DT_VCENTER);
233 SelectObject(hdc, hOldFont);
234 if (!wParam) EndPaint(panel->hWnd, &ps);
238 static LRESULT Control_WndProc_LButton(CPanel* panel, LPARAM lParam, BOOL up)
243 if (Control_Localize(panel, LOWORD(lParam), HIWORD(lParam), &applet, &i)) {
245 if (panel->clkApplet == applet && panel->clkSP == i) {
246 applet->proc(applet->hWnd, CPL_DBLCLK, i, applet->info[i].lData);
249 panel->clkApplet = applet;
256 static LRESULT WINAPI Control_WndProc(HWND hWnd, UINT wMsg,
257 WPARAM lParam1, LPARAM lParam2)
259 CPanel* panel = (CPanel*)GetWindowLongA(hWnd, 0);
261 if (panel || wMsg == WM_CREATE) {
264 Control_WndProc_Create(hWnd, (CREATESTRUCTA*)lParam2);
267 while ((panel->first = Control_UnloadApplet(panel->first)));
270 return Control_WndProc_Paint(panel, lParam1);
272 return Control_WndProc_LButton(panel, lParam2, TRUE);
274 return Control_WndProc_LButton(panel, lParam2, FALSE);
275 /* EPP case WM_COMMAND: */
276 /* EPP return Control_WndProc_Command(mwi, lParam1, lParam2); */
280 return DefWindowProcA(hWnd, wMsg, lParam1, lParam2);
283 static void Control_DoInterface(CPanel* panel, HWND hWnd, HINSTANCE hInst)
288 wc.style = CS_HREDRAW|CS_VREDRAW;
289 wc.lpfnWndProc = Control_WndProc;
291 wc.cbWndExtra = sizeof(CPlApplet*);
292 wc.hInstance = hInst;
295 wc.hbrBackground = GetStockObject(WHITE_BRUSH);
296 wc.lpszMenuName = NULL;
297 wc.lpszClassName = "Shell_Control_WndClass";
299 if (!RegisterClassA(&wc)) return;
301 CreateWindowExA(0, wc.lpszClassName, "Wine Control Panel",
302 WS_OVERLAPPEDWINDOW | WS_VISIBLE,
303 CW_USEDEFAULT, CW_USEDEFAULT,
304 CW_USEDEFAULT, CW_USEDEFAULT,
305 hWnd, NULL, hInst, panel);
306 if (!panel->hWnd) return;
307 while (GetMessageA(&msg, panel->hWnd, 0, 0)) {
308 TranslateMessage(&msg);
309 DispatchMessageA(&msg);
310 if (!panel->first) break;
314 static void Control_DoWindow(CPanel* panel, HWND hWnd, HINSTANCE hInst)
318 WCHAR buffer[MAX_PATH];
319 static const WCHAR wszAllCpl[] = {'*','.','c','p','l',0};
322 GetSystemDirectoryW( buffer, MAX_PATH );
323 p = buffer + strlenW(buffer);
325 lstrcpyW(p, wszAllCpl);
327 if ((h = FindFirstFileW(buffer, &fd)) != 0) {
329 lstrcpyW(p, fd.cFileName);
330 Control_LoadApplet(hWnd, buffer, panel);
331 } while (FindNextFileW(h, &fd));
335 if (panel->first) Control_DoInterface(panel, hWnd, hInst);
338 static void Control_DoLaunch(CPanel* panel, HWND hWnd, LPCWSTR wszCmd)
354 LPWSTR extraPmts = NULL;
357 buffer = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(wszCmd) + 1) * sizeof(*wszCmd));
360 end = lstrcpyW(buffer, wszCmd);
364 if (ch == '"') quoted = !quoted;
365 if (!quoted && (ch == ' ' || ch == ',' || ch == '\0')) {
370 } else if (*beg == '\0') {
376 if (ch == '\0') break;
378 if (ch == ' ') while (end[1] == ' ') end++;
382 while ((ptr = StrChrW(buffer, '"')))
383 memmove(ptr, ptr+1, lstrlenW(ptr));
385 TRACE("cmd %s, extra %s, sp %d\n", debugstr_w(buffer), debugstr_w(extraPmts), sp);
387 Control_LoadApplet(hWnd, buffer, panel);
390 CPlApplet* applet = panel->first;
392 assert(applet && applet->next == NULL);
393 if (sp >= applet->count) {
394 WARN("Out of bounds (%u >= %u), setting to 0\n", sp, applet->count);
397 if (applet->info[sp].dwSize) {
398 if (!applet->proc(applet->hWnd, CPL_STARTWPARMSA, sp, (LPARAM)extraPmts))
399 applet->proc(applet->hWnd, CPL_DBLCLK, sp, applet->info[sp].lData);
401 Control_UnloadApplet(applet);
403 HeapFree(GetProcessHeap(), 0, buffer);
406 /*************************************************************************
407 * Control_RunDLLW [SHELL32.@]
410 void WINAPI Control_RunDLLW(HWND hWnd, HINSTANCE hInst, LPCWSTR cmd, DWORD nCmdShow)
414 TRACE("(%p, %p, %s, 0x%08lx)\n",
415 hWnd, hInst, debugstr_w(cmd), nCmdShow);
417 memset(&panel, 0, sizeof(panel));
420 Control_DoWindow(&panel, hWnd, hInst);
422 Control_DoLaunch(&panel, hWnd, cmd);
426 /*************************************************************************
427 * Control_RunDLLA [SHELL32.@]
430 void WINAPI Control_RunDLLA(HWND hWnd, HINSTANCE hInst, LPCSTR cmd, DWORD nCmdShow)
432 DWORD len = MultiByteToWideChar(CP_ACP, 0, cmd, -1, NULL, 0 );
433 LPWSTR wszCmd = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
434 if (wszCmd && MultiByteToWideChar(CP_ACP, 0, cmd, -1, wszCmd, len ))
436 Control_RunDLLW(hWnd, hInst, wszCmd, nCmdShow);
438 HeapFree(GetProcessHeap(), 0, wszCmd);
441 /*************************************************************************
442 * Control_FillCache_RunDLL [SHELL32.@]
445 HRESULT WINAPI Control_FillCache_RunDLL(HWND hWnd, HANDLE hModule, DWORD w, DWORD x)
447 FIXME("%p %p 0x%04lx 0x%04lx stub\n", hWnd, hModule, w, x);
451 /*************************************************************************
452 * RunDLL_CallEntry16 [SHELL32.122]
453 * the name is probably wrong
455 HRESULT WINAPI RunDLL_CallEntry16(DWORD v, DWORD w, DWORD x, DWORD y, DWORD z)
457 FIXME("0x%04lx 0x%04lx 0x%04lx 0x%04lx 0x%04lx stub\n",v,w,x,y,z);
461 /*************************************************************************
462 * CallCPLEntry16 [SHELL32.166]
464 * called by desk.cpl on "Advanced" with:
465 * hMod("DeskCp16.Dll"), pFunc("CplApplet"), 0, 1, 0xc, 0
468 DWORD WINAPI CallCPLEntry16(HMODULE hMod, FARPROC pFunc, DWORD dw3, DWORD dw4, DWORD dw5, DWORD dw6)
470 FIXME("(%p, %p, %08lx, %08lx, %08lx, %08lx): stub.\n", hMod, pFunc, dw3, dw4, dw5, dw6);