source: trunk/src/user32/new/oslibmsg.cpp@ 2312

Last change on this file since 2312 was 2312, checked in by sandervl, 26 years ago

PostThreadMessage bugfix
File size: 14.5 KB
Line 
1/* $Id: oslibmsg.cpp,v 1.7 2000-01-03 21:37:17 sandervl Exp $ */
2/*
3 * Window message translation functions for OS/2
4 *
5 *
6 * Copyright 1999 Sander van Leeuwen (sandervl@xs4all.nl)
7 *
8 *
9 * Project Odin Software License can be found in LICENSE.TXT
10 *
11 * TODO: Some messages that are sent to the frame window are directly passed on to the client
12 * -> Get/PeekMessage never gets them as we return a dummy message for non-client windows
13 * (i.e. menu WM_COMMAND messages)
14 *
15 * TODO: Filter translation isn't correct! (for posted messages or messages that don't have
16 * a PM version.
17 *
18 */
19#define INCL_WIN
20#define INCL_PM
21#define INCL_DOSPROCESS
22#include <os2.h>
23#include <os2wrap.h>
24#include <string.h>
25#include <misc.h>
26#include "oslibmsg.h"
27#include <win32wnd.h>
28#include "oslibutil.h"
29#include "timer.h"
30#include <thread.h>
31#include <wprocess.h>
32#include "pmwindow.h"
33#include "oslibwin.h"
34
35typedef BOOL (EXPENTRY FNTRANS)(MSG *, QMSG *);
36typedef FNTRANS *PFNTRANS;
37
38typedef struct
39{
40 ULONG msgOS2;
41 ULONG msgWin32;
42// PFNTRANS toOS2;
43// PFNTRANS toWIN32;
44} MSGTRANSTAB, *PMSGTRANSTAB;
45
46//NOTE: Must be ordered by win32 message id!!
47MSGTRANSTAB MsgTransTab[] = {
48 WM_NULL, WINWM_NULL,
49 WM_CREATE, WINWM_CREATE,
50 WM_DESTROY, WINWM_DESTROY,
51 WM_MOVE, WINWM_MOVE, //TODO: Sent directly
52 WM_SIZE, WINWM_SIZE, //TODO: Sent directly
53 WM_ACTIVATE, WINWM_ACTIVATE,
54 WM_SETFOCUS, WINWM_SETFOCUS,
55 WM_SETFOCUS, WINWM_KILLFOCUS,
56 WM_ENABLE, WINWM_ENABLE,
57 WM_PAINT, WINWM_PAINT,
58 WM_CLOSE, WINWM_CLOSE,
59 WM_QUIT, WINWM_QUIT,
60 WM_SHOW, WINWM_SHOWWINDOW,
61
62 WM_HITTEST, WINWM_NCHITTEST,
63
64 //TODO: Needs better translation!
65 WM_CHAR, WINWM_KEYDOWN,
66 WM_CHAR, WINWM_KEYUP,
67 WM_CHAR, WINWM_CHAR,
68 WM_CHAR, WINWM_DEADCHAR,
69 WM_CHAR, WINWM_SYSKEYDOWN,
70 WM_CHAR, WINWM_SYSKEYUP,
71 WM_CHAR, WINWM_SYSCHAR,
72 WM_CHAR, WINWM_SYSDEADCHAR,
73 WM_CHAR, WINWM_KEYLAST,
74
75 WM_COMMAND, WINWM_COMMAND,
76 WM_SYSCOMMAND, WINWM_SYSCOMMAND,
77 //
78 WM_TIMER, WINWM_TIMER,
79 WM_INITMENU, WINWM_INITMENU,
80 //
81 WM_MOUSEMOVE, WINWM_MOUSEMOVE,
82 WM_BUTTON1DOWN, WINWM_LBUTTONDOWN,
83 WM_BUTTON1UP, WINWM_LBUTTONUP,
84 WM_BUTTON1DBLCLK, WINWM_LBUTTONDBLCLK,
85 WM_BUTTON2DOWN, WINWM_RBUTTONDOWN,
86 WM_BUTTON2UP, WINWM_RBUTTONUP,
87 WM_BUTTON2DBLCLK, WINWM_RBUTTONDBLCLK,
88 WM_BUTTON3DOWN, WINWM_MBUTTONDOWN,
89 WM_BUTTON3UP, WINWM_MBUTTONUP,
90 WM_BUTTON3DBLCLK, WINWM_MBUTTONDBLCLK,
91
92 999999999, 999999999,
93};
94#define MAX_MSGTRANSTAB (sizeof(MsgTransTab)/sizeof(MsgTransTab[0]))
95
96QMSG *MsgThreadPtr = 0;
97
98LRESULT WIN32API SendMessageA(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);
99
100//******************************************************************************
101//******************************************************************************
102BOOL OSLibInitMsgQueue()
103{
104 if(DosAllocThreadLocalMemory(sizeof(QMSG)/sizeof(ULONG), (PULONG *)&MsgThreadPtr) != 0)
105 {
106 dprintf(("OSLibInitMsgQueue: local thread memory alloc failed!!"));
107 DebugInt3();
108 return FALSE;
109 }
110 return TRUE;
111}
112//******************************************************************************
113//******************************************************************************
114void WinToOS2MsgTranslate(MSG *winMsg, QMSG *os2Msg, BOOL isUnicode)
115{
116// memcpy(os2Msg, winMsg, sizeof(MSG));
117// os2Msg->hwnd = Win32Window::Win32ToOS2Handle(winMsg->hwnd);
118// os2Msg->reserved = 0;
119}
120//******************************************************************************
121//TODO: NOT COMPLETE nor 100% CORRECT!!!
122//If both the minimum & maximum message are unknown, the result can be wrong (max > min)!
123//******************************************************************************
124ULONG TranslateWinMsg(ULONG msg, BOOL fMinFilter)
125{
126 if(msg == 0)
127 return 0;
128
129 if(msg >= WINWM_USER)
130 return WIN32APP_POSTMSG;
131
132 for(int i=0;i<MAX_MSGTRANSTAB;i++)
133 {
134 if(fMinFilter && MsgTransTab[i].msgWin32 >= msg) {
135 return MsgTransTab[i].msgOS2;
136 }
137 else
138 if(!fMinFilter && MsgTransTab[i].msgWin32 >= msg) {
139 if(MsgTransTab[i].msgWin32 == msg)
140 return MsgTransTab[i].msgOS2;
141 else return MsgTransTab[i-1].msgOS2;
142 }
143 }
144
145 return 0;
146}
147//******************************************************************************
148//******************************************************************************
149void OSLibWinPostQuitMessage(ULONG nExitCode)
150{
151 APIRET rc;
152
153 rc = WinPostQueueMsg(NULLHANDLE, WM_QUIT, (MPARAM)nExitCode, 0);
154 dprintf(("WinPostQueueMsg %d returned %d", nExitCode, rc));
155}
156//******************************************************************************
157//******************************************************************************
158LONG OSLibWinDispatchMsg(MSG *msg, BOOL isUnicode)
159{
160 THDB *thdb;
161 QMSG os2msg;
162 LONG rc;
163
164 thdb = GetThreadTHDB();
165 if(thdb == NULL) {
166 DebugInt3();
167 return FALSE;
168 }
169
170 //TODO: What to do if app changed msg? (translate)
171 // WinToOS2MsgTranslate(msg, &qmsg, isUnicode);
172
173 if(msg->time == MsgThreadPtr->time || msg->hwnd == 0) {
174 memcpy(&os2msg, MsgThreadPtr, sizeof(QMSG));
175 MsgThreadPtr->time = -1;
176 if(msg->hwnd) {
177 thdb->nrOfMsgs = 1;
178 thdb->msgstate++; //odd -> next call to our PM window handler should dispatch the translated msg
179 memcpy(&thdb->msg, msg, sizeof(MSG));
180 return (LONG)WinDispatchMsg(thdb->hab, &os2msg);
181 }
182 //SvL: TODO; What to do if messages posted by PostThreadMessage are
183 // dispatched? Wine doesn't appear to do this.
184 // If we call WinDispatchMsg, every window created by the thread
185 // receives this message. Does this also happen in NT?
186 return 0;
187 }
188 else {//is this allowed?
189// dprintf(("WARNING: OSLibWinDispatchMsg: called with own message!"));
190 return SendMessageA(msg->hwnd, msg->message, msg->wParam, msg->lParam);
191 }
192}
193//******************************************************************************
194//******************************************************************************
195BOOL OSLibWinGetMsg(LPMSG pMsg, HWND hwnd, UINT uMsgFilterMin, UINT uMsgFilterMax,
196 BOOL isUnicode)
197{
198 BOOL rc, eaten;
199 THDB *thdb;
200 QMSG os2msg;
201
202 thdb = GetThreadTHDB();
203 if(thdb == NULL) {
204 DebugInt3();
205 return FALSE;
206 }
207
208 if(thdb->fTranslated && (!hwnd || hwnd == thdb->msgWCHAR.hwnd)) {
209 if(uMsgFilterMin) {
210 if(thdb->msgWCHAR.message < uMsgFilterMin)
211 goto continuegetmsg;
212 }
213 if(uMsgFilterMax) {
214 if(thdb->msgWCHAR.message > uMsgFilterMax)
215 goto continuegetmsg;
216 }
217 thdb->fTranslated = FALSE;
218 memcpy(pMsg, &thdb->msgWCHAR, sizeof(MSG));
219 MsgThreadPtr->msg = 0;
220 MsgThreadPtr->hwnd = 0;
221 return TRUE;
222 }
223
224continuegetmsg:
225 if(hwnd) {
226 do {
227 WinWaitMsg(thdb->hab, TranslateWinMsg(uMsgFilterMin, TRUE), TranslateWinMsg(uMsgFilterMax, FALSE));
228 rc = OSLibWinPeekMsg(pMsg, hwnd, uMsgFilterMin, uMsgFilterMax, PM_REMOVE_W, isUnicode);
229 }
230 while(rc == FALSE);
231
232 return rc;
233 }
234 else
235 {
236 do {
237 eaten = FALSE;
238 rc = WinGetMsg(thdb->hab, &os2msg, TranslateWinMsg(uMsgFilterMin, TRUE), TranslateWinMsg(uMsgFilterMax, FALSE), 0);
239 if (os2msg.msg == WM_TIMER)
240 eaten = TIMER_HandleTimer(&os2msg);
241 } while (eaten);
242 }
243 if(rc) {
244 OS2ToWinMsgTranslate((PVOID)thdb, &os2msg, pMsg, isUnicode, MSG_REMOVE);
245 memcpy(MsgThreadPtr, &os2msg, sizeof(QMSG));
246 }
247 return rc;
248}
249//******************************************************************************
250//******************************************************************************
251BOOL OSLibWinPeekMsg(LPMSG pMsg, HWND hwnd, UINT uMsgFilterMin, UINT uMsgFilterMax,
252 DWORD fRemove, BOOL isUnicode)
253{
254 BOOL rc, eaten;
255 THDB *thdb;
256 QMSG os2msg;
257
258 thdb = GetThreadTHDB();
259 if(thdb == NULL) {
260 DebugInt3();
261 return FALSE;
262 }
263
264 if(thdb->fTranslated && (!hwnd || hwnd == thdb->msgWCHAR.hwnd)) {
265 if(uMsgFilterMin) {
266 if(thdb->msgWCHAR.message < uMsgFilterMin)
267 goto continuepeekmsg;
268 }
269 if(uMsgFilterMax) {
270 if(thdb->msgWCHAR.message > uMsgFilterMax)
271 goto continuepeekmsg;
272 }
273
274 if(fRemove & PM_REMOVE_W) {
275 thdb->fTranslated = FALSE;
276 MsgThreadPtr->msg = 0;
277 MsgThreadPtr->hwnd = 0;
278 }
279 memcpy(pMsg, &thdb->msgWCHAR, sizeof(MSG));
280 return TRUE;
281 }
282continuepeekmsg:
283 do {
284 eaten = FALSE;
285 rc = WinPeekMsg(thdb->hab, &os2msg, Win32BaseWindow::OS2ToWin32Handle(hwnd), TranslateWinMsg(uMsgFilterMin, TRUE),
286 TranslateWinMsg(uMsgFilterMax, FALSE), (fRemove & PM_REMOVE_W) ? PM_REMOVE : PM_NOREMOVE);
287
288 if (rc && (fRemove & PM_REMOVE_W) && os2msg.msg == WM_TIMER) {
289 eaten = TIMER_HandleTimer(&os2msg);
290 }
291 }
292 while (eaten && rc);
293
294 if(rc == FALSE) {
295 return FALSE;
296 }
297
298 OS2ToWinMsgTranslate((PVOID)thdb, &os2msg, pMsg, isUnicode, (fRemove & PM_REMOVE_W) ? MSG_REMOVE : MSG_NOREMOVE);
299 //TODO: This is not safe! There's no guarantee this message will be dispatched and it might overwrite a previous message
300 if(fRemove & PM_REMOVE_W) {
301 memcpy(MsgThreadPtr, &os2msg, sizeof(QMSG));
302 }
303 return rc;
304}
305//******************************************************************************
306//******************************************************************************
307ULONG OSLibWinQueryMsgTime()
308{
309 return WinQueryMsgTime(GetThreadHAB());
310}
311//******************************************************************************
312//******************************************************************************
313BOOL OSLibWinWaitMessage()
314{
315 return WinWaitMsg(GetThreadHAB(), 0, 0);
316}
317//******************************************************************************
318//TODO: QS_HOTKEY
319//******************************************************************************
320ULONG OSLibWinQueryQueueStatus()
321{
322 ULONG statusOS2, statusWin32 = 0;
323
324 statusOS2 = WinQueryQueueStatus(HWND_DESKTOP);
325
326 if(statusOS2 & QS_KEY)
327 statusWin32 |= QS_KEY_W;
328 if(statusOS2 & QS_MOUSEBUTTON)
329 statusWin32 |= QS_MOUSEBUTTON_W;
330 if(statusOS2 & QS_MOUSEMOVE)
331 statusWin32 |= QS_MOUSEMOVE_W;
332 if(statusOS2 & QS_TIMER)
333 statusWin32 |= QS_TIMER_W;
334 if(statusOS2 & QS_PAINT)
335 statusWin32 |= QS_PAINT_W;
336 if(statusOS2 & QS_POSTMSG)
337 statusWin32 |= QS_POSTMESSAGE_W;
338 if(statusOS2 & QS_SENDMSG)
339 statusWin32 |= QS_SENDMESSAGE_W;
340
341 return statusWin32;
342}
343//******************************************************************************
344//******************************************************************************
345BOOL OSLibWinInSendMessage()
346{
347 return WinInSendMsg(GetThreadHAB());
348}
349//******************************************************************************
350//******************************************************************************
351DWORD OSLibWinGetMessagePos()
352{
353 APIRET rc;
354 POINTL ptl;
355
356 rc = WinQueryMsgPos(GetThreadHAB(), &ptl);
357 if(!rc) {
358 return 0;
359 }
360 //convert to windows coordinates
361 return MAKEULONG(ptl.x,mapScreenY(ptl.y));
362}
363//******************************************************************************
364//******************************************************************************
365LONG OSLibWinGetMessageTime()
366{
367 return (LONG)WinQueryMsgTime(GetThreadHAB());
368}
369//******************************************************************************
370//******************************************************************************
371BOOL OSLibWinReplyMessage(ULONG result)
372{
373 return (BOOL)WinReplyMsg( NULLHANDLE, NULLHANDLE, HMQ_CURRENT, (MRESULT)result);
374}
375//******************************************************************************
376//******************************************************************************
377ULONG OSLibSendMessage(HWND hwnd, ULONG msg, ULONG wParam, ULONG lParam, BOOL fUnicode)
378{
379 POSTMSG_PACKET *packet = (POSTMSG_PACKET *)_smalloc(sizeof(POSTMSG_PACKET));
380
381 packet->Msg = msg;
382 packet->wParam = wParam;
383 packet->lParam = lParam;
384
385 return (ULONG)WinSendMsg(hwnd, WIN32APP_POSTMSG, (MPARAM)((fUnicode) ? WIN32MSG_MAGICW : WIN32MSG_MAGICA), (MPARAM)packet);
386}
387//******************************************************************************
388//******************************************************************************
389ULONG OSLibWinBroadcastMsg(ULONG msg, ULONG wParam, ULONG lParam, BOOL fSend)
390{
391 return WinBroadcastMsg(HWND_DESKTOP, msg, (MPARAM)wParam, (MPARAM)lParam,
392 (fSend) ? BMSG_SEND : BMSG_POST);
393}
394//******************************************************************************
395//******************************************************************************
396BOOL OSLibPostMessage(HWND hwnd, ULONG msg, ULONG wParam, ULONG lParam, BOOL fUnicode)
397{
398 POSTMSG_PACKET *packet = (POSTMSG_PACKET *)_smalloc(sizeof(POSTMSG_PACKET));
399
400 packet->Msg = msg;
401 packet->wParam = wParam;
402 packet->lParam = lParam;
403 return WinPostMsg(hwnd, WIN32APP_POSTMSG, (MPARAM)((fUnicode) ? WIN32MSG_MAGICW : WIN32MSG_MAGICA), (MPARAM)packet);
404}
405//******************************************************************************
406BOOL _System _O32_PostThreadMessage( DWORD, UINT, WPARAM, LPARAM );
407
408inline BOOL O32_PostThreadMessage(DWORD a, UINT b, WPARAM c, LPARAM d)
409{
410 BOOL yyrc;
411 USHORT sel = RestoreOS2FS();
412
413 yyrc = _O32_PostThreadMessage(a, b, c, d);
414 SetFS(sel);
415
416 return yyrc;
417}
418//******************************************************************************
419BOOL OSLibPostThreadMessage(ULONG threadid, UINT msg, WPARAM wParam, LPARAM lParam, BOOL fUnicode)
420{
421// THDB *thdb = GetTHDBFromThreadId(threadid);
422 POSTMSG_PACKET *packet = (POSTMSG_PACKET *)_smalloc(sizeof(POSTMSG_PACKET));
423
424// if(thdb == NULL) {
425// dprintf(("OSLibPostThreadMessage: thread %x not found!", threadid));
426// return FALSE;
427// }
428 dprintf(("PostThreadMessageA %x %x %x %x", threadid, msg, wParam, lParam));
429 packet->Msg = msg;
430 packet->wParam = wParam;
431 packet->lParam = lParam;
432 return _O32_PostThreadMessage(threadid, WIN32APP_POSTMSG-OPEN32_MSGDIFF, ((fUnicode) ? WIN32MSG_MAGICW : WIN32MSG_MAGICA), (LPARAM)packet);
433}
434//******************************************************************************
435//******************************************************************************
436
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