source: trunk/src/user32/windowclass.cpp@ 1482

Last change on this file since 1482 was 1193, checked in by sandervl, 26 years ago

GetClassInfoA bugfix
File size: 12.7 KB
Line 
1/* $Id: windowclass.cpp,v 1.2 1999-10-08 16:28:21 sandervl Exp $ */
2/*
3 * Win32 Window Class Code for OS/2
4 *
5 *
6 * Copyright 1998-1999 Sander van Leeuwen (sandervl@xs4all.nl)
7 *
8 *
9 * Project Odin Software License can be found in LICENSE.TXT
10 *
11 */
12#include <os2win.h>
13#include <stdio.h>
14#include <stdlib.h>
15#include <string.h>
16#include <stdarg.h>
17#include <assert.h>
18#include <misc.h>
19#include <win32class.h>
20#include <win32wbase.h>
21#include <controls.h>
22
23//******************************************************************************
24//******************************************************************************
25void RegisterSystemClasses(ULONG hModule)
26{
27 dprintf(("RegisterSystemClasses\n"));
28 CONTROLS_Register();
29}
30//******************************************************************************
31//******************************************************************************
32void UnregisterSystemClasses()
33{
34 dprintf(("UnregisterSystemClasses\n"));
35 CONTROLS_Unregister();
36}
37//******************************************************************************
38//******************************************************************************
39ATOM WIN32API RegisterClassA(CONST WNDCLASSA *lpWndClass)
40{
41 WNDCLASSEXA wc;
42 Win32WndClass *wclass;
43
44 dprintf(("RegisterClassA\n"));
45 //CB: size new in ex structure
46 wc.cbSize = sizeof(wc);
47 memcpy(&wc.style, lpWndClass, sizeof(WNDCLASSA));
48 wc.hIconSm = 0;
49
50 wclass = new Win32WndClass(&wc,FALSE);
51 if(wclass == NULL) {
52 dprintf(("RegisterClassA wclass == NULL!"));
53 return(0);
54 }
55 return(wclass->getAtom());
56}
57//******************************************************************************
58//******************************************************************************
59ATOM WIN32API RegisterClassExA(CONST WNDCLASSEXA *lpWndClass)
60{
61 Win32WndClass *wclass;
62
63 dprintf(("RegisterClassExA\n"));
64 wclass = new Win32WndClass((WNDCLASSEXA *)lpWndClass,FALSE);
65 if(wclass == NULL) {
66 dprintf(("RegisterClassExA wclass == NULL!"));
67 return(0);
68 }
69 return(wclass->getAtom());
70}
71//******************************************************************************
72//******************************************************************************
73WORD WIN32API RegisterClassW(CONST WNDCLASSW *lpwc)
74{
75 ATOM rc;
76 WNDCLASSEXA wclass;
77 Win32WndClass *winclass;
78
79 dprintf(("RegisterClassW\n"));
80 //CB: size new in ex structure
81 wclass.cbSize = sizeof(wclass);
82 memcpy(&wclass.style, lpwc, sizeof(WNDCLASSA));
83
84 winclass = new Win32WndClass((WNDCLASSEXA *)&wclass, TRUE);
85 if(winclass == NULL) {
86 dprintf(("RegisterClassW wclass == NULL!"));
87 return(0);
88 }
89 rc = winclass->getAtom();
90
91 return(rc);
92}
93//******************************************************************************
94//******************************************************************************
95ATOM WIN32API RegisterClassExW(CONST WNDCLASSEXW *lpwc)
96{
97 ATOM rc;
98 WNDCLASSEXA wclass;
99 Win32WndClass *winclass;
100
101 dprintf(("RegisterClassExW\n"));
102 memcpy(&wclass, lpwc, sizeof(WNDCLASSEXA));
103
104 winclass = new Win32WndClass((WNDCLASSEXA *)&wclass, TRUE);
105 if(winclass == NULL) {
106 dprintf(("RegisterClassExW wclass == NULL!"));
107 return(0);
108 }
109 rc = winclass->getAtom();
110
111 return(rc);
112}
113//******************************************************************************
114//******************************************************************************
115BOOL WIN32API UnregisterClassA(LPCSTR lpszClassName, HINSTANCE hinst)
116{
117 dprintf(("USER32: UnregisterClassA\n"));
118 Win32WndClass::UnregisterClassA(hinst, (LPSTR)lpszClassName);
119
120 //Spintest returns FALSE in dll termination, so pretend it succeeded
121 return(TRUE);
122}
123//******************************************************************************
124//******************************************************************************
125BOOL WIN32API UnregisterClassW(LPCWSTR lpszClassName, HINSTANCE hinst)
126{
127 char *astring = NULL;
128
129 dprintf(("USER32: UnregisterClassW\n"));
130 if(HIWORD(lpszClassName) != 0) {
131 astring = UnicodeToAsciiString((LPWSTR)lpszClassName);
132 }
133 else astring = (char *)lpszClassName;
134
135 Win32WndClass::UnregisterClassA(hinst, (LPSTR)astring);
136 if(HIWORD(astring) != 0)
137 FreeAsciiString((char *)astring);
138
139 //Spintest returns FALSE in dll termination, so pretend it succeeded
140 return(TRUE);
141}
142//******************************************************************************
143//******************************************************************************
144BOOL WIN32API GetClassInfoA(HINSTANCE hInstance, LPCSTR lpszClass, WNDCLASSA *lpwc)
145{
146 WNDCLASSEXA wc;
147 BOOL rc;
148 Win32WndClass *wndclass;
149
150 dprintf(("USER32: GetClassInfoA\n"));
151
152 wndclass = Win32WndClass::FindClass(hInstance, (LPSTR)lpszClass);
153 if(wndclass) {
154 wndclass->getClassInfo(&wc);
155 memcpy(lpwc, &wc.style, sizeof(WNDCLASSA));
156 return(TRUE);
157 }
158 return(FALSE);
159}
160//******************************************************************************
161//******************************************************************************
162BOOL WIN32API GetClassInfoW(HINSTANCE hinst, LPCWSTR lpszClass, WNDCLASSW *lpwc)
163{
164 WNDCLASSEXW wc;
165 BOOL rc;
166 Win32WndClass *wndclass;
167 char *astring = NULL;
168
169 dprintf(("USER32: GetClassInfoW\n"));
170
171 if(HIWORD(lpszClass) != 0) {
172 astring = UnicodeToAsciiString((LPWSTR)lpszClass);
173 }
174 else astring = (char *)lpszClass;
175
176 wndclass = Win32WndClass::FindClass(hinst, astring);
177 if(HIWORD(astring) != 0)
178 FreeAsciiString((char *)astring);
179
180 if(wndclass) {
181 wndclass->getClassInfo(&wc);
182 memcpy(lpwc, &wc.style, sizeof(WNDCLASSW));
183 return(TRUE);
184 }
185 return(FALSE);
186}
187/****************************************************************************
188 * Name : BOOL WIN32API GetClassInfoExA
189 * Purpose : The GetClassInfoEx function retrieves information about a window
190 * class, including the handle of the small icon associated with the
191 * window class. GetClassInfo does not retrieve the handle of the small icon.
192 * Parameters: HINSTANCE hinst handle of application instance
193 * LPCTSTR lpszClass address of class name string
194 * LPWNDCLASSEX lpwcx address of structure for class data
195 * Variables :
196 * Result : If the function finds a matching class and successfully copies
197 * the data, the return value is TRUE;
198 * otherwise, it is FALSE.
199 * To get extended error information, call GetLastError.
200 * Remark : PH: does not obtain handle of the small icon
201 *****************************************************************************/
202BOOL WIN32API GetClassInfoExA(HINSTANCE hInstance,
203 LPCTSTR lpszClass,
204 LPWNDCLASSEXA lpwcx)
205{
206 BOOL rc;
207 Win32WndClass *wndclass;
208
209 dprintf(("USER32:GetClassInfoExA (%08xh,%x,%08x).\n",
210 hInstance,
211 lpszClass,
212 lpwcx));
213
214 wndclass = Win32WndClass::FindClass(hInstance, (LPSTR)lpszClass);
215 if(wndclass) {
216 wndclass->getClassInfo(lpwcx);
217 return(TRUE);
218 }
219 return(FALSE);
220}
221/*****************************************************************************
222 * Name : BOOL WIN32API GetClassInfoExW
223 * Purpose : The GetClassInfoEx function retrieves information about a window
224 * class, including the handle of the small icon associated with the
225 * window class. GetClassInfo does not retrieve the handle of the small icon.
226 * Parameters: HINSTANCE hinst handle of application instance
227 * LPCWSTR lpszClass address of class name string
228 * LPWNDCLASSEX lpwcx address of structure for class data
229 * Variables :
230 * Result : If the function finds a matching class and successfully copies
231 * the data, the return value is TRUE;
232 * otherwise, it is FALSE.
233 * To get extended error information, call GetLastError.
234 * Remark : does not obtain handle of the small icon
235 *
236 *****************************************************************************/
237BOOL WIN32API GetClassInfoExW(HINSTANCE hInstance,
238 LPCWSTR lpszClass,
239 LPWNDCLASSEXW lpwcx)
240{
241 BOOL rc;
242 Win32WndClass *wndclass;
243 char *astring = NULL;
244
245 dprintf(("USER32: GetClassInfoExW\n"));
246
247 if(HIWORD(lpszClass) != 0) {
248 astring = UnicodeToAsciiString((LPWSTR)lpszClass);
249 }
250 else astring = (char *)lpszClass;
251
252 wndclass = Win32WndClass::FindClass(hInstance, astring);
253 if(HIWORD(astring) != 0)
254 FreeAsciiString((char *)astring);
255
256 if(wndclass) {
257 wndclass->getClassInfo(lpwcx);
258 return(TRUE);
259 }
260 return(FALSE);
261}
262//******************************************************************************
263//******************************************************************************
264int WIN32API GetClassNameA(HWND hwnd, LPSTR lpszClassName, int cchClassName)
265{
266 Win32BaseWindow *wnd;
267
268 dprintf(("USER32: GetClassNameA\n"));
269 wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
270 if(!wnd) {
271 dprintf(("GetClassNameA wnd == NULL"));
272 return(0);
273 }
274 return (wnd->getClass())->getClassName(lpszClassName, cchClassName);
275}
276//******************************************************************************
277//******************************************************************************
278int WIN32API GetClassNameW(HWND hwnd, LPWSTR lpszClassName, int cchClassName)
279{
280 Win32BaseWindow *wnd;
281
282 dprintf(("USER32: GetClassNameW\n"));
283 wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
284 if(!wnd) {
285 dprintf(("GetClassNameA wnd == NULL"));
286 return(0);
287 }
288 return (wnd->getClass())->getClassName(lpszClassName, cchClassName);
289}
290//******************************************************************************
291//******************************************************************************
292LONG WIN32API SetClassLongA(HWND hwnd, int nIndex, LONG lNewVal)
293{
294 Win32BaseWindow *wnd;
295
296 dprintf(("USER32: SetClassLongA\n"));
297 wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
298 if(!wnd) {
299 dprintf(("SetClassLongA wnd == NULL"));
300 return(0);
301 }
302 return (wnd->getClass())->setClassLongA(nIndex, lNewVal);
303}
304//******************************************************************************
305//******************************************************************************
306LONG WIN32API SetClassLongW(HWND hwnd, int nIndex, LONG lNewVal)
307{
308 Win32BaseWindow *wnd;
309
310 dprintf(("USER32: SetClassLongW\n"));
311 wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
312 if(!wnd) {
313 dprintf(("SetClassLongW wnd == NULL"));
314 return(0);
315 }
316 return (wnd->getClass())->setClassLongW(nIndex, lNewVal);
317}
318//******************************************************************************
319//******************************************************************************
320WORD WIN32API SetClassWord(HWND hwnd, int nIndex, WORD wNewVal)
321{
322 Win32BaseWindow *wnd;
323
324 dprintf(("USER32: SetClassWordA\n"));
325 wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
326 if(!wnd) {
327 dprintf(("SetClassWordA wnd == NULL"));
328 return(0);
329 }
330 return (wnd->getClass())->setClassWord(nIndex, wNewVal);
331}
332//******************************************************************************
333//******************************************************************************
334WORD WIN32API GetClassWord(HWND hwnd, int nIndex)
335{
336 Win32BaseWindow *wnd;
337
338 dprintf(("USER32: GetClassWordA\n"));
339 wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
340 if(!wnd) {
341 dprintf(("GetClassWordA wnd == NULL"));
342 return(0);
343 }
344 return (wnd->getClass())->getClassWord(nIndex);
345}
346//******************************************************************************
347//******************************************************************************
348LONG WIN32API GetClassLongA(HWND hwnd, int nIndex)
349{
350 Win32BaseWindow *wnd;
351
352 dprintf(("USER32: GetClassLongA\n"));
353 wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
354 if(!wnd) {
355 dprintf(("GetClassLongA wnd == NULL"));
356 return(0);
357 }
358 return (wnd->getClass())->getClassLongA(nIndex);
359}
360//******************************************************************************
361//******************************************************************************
362LONG WIN32API GetClassLongW(HWND hwnd, int nIndex)
363{
364 Win32BaseWindow *wnd;
365
366 dprintf(("USER32: GetClassLongW\n"));
367 wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
368 if(!wnd) {
369 dprintf(("GetClassLongW wnd == NULL"));
370 return(0);
371 }
372 return (wnd->getClass())->getClassLongW(nIndex);
373}
374//******************************************************************************
375//******************************************************************************
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