source: trunk/src/user32/oslibmsg.cpp@ 2314

Last change on this file since 2314 was 2314, checked in by sandervl, 26 years ago

dispatchmessage bugfix
File size: 14.3 KB
Line 
1/* $Id: oslibmsg.cpp,v 1.21 2000-01-03 22:53:16 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 }
181 return (LONG)WinDispatchMsg(thdb->hab, &os2msg);
182 }
183 else {//is this allowed?
184// dprintf(("WARNING: OSLibWinDispatchMsg: called with own message!"));
185 return SendMessageA(msg->hwnd, msg->message, msg->wParam, msg->lParam);
186 }
187}
188//******************************************************************************
189//******************************************************************************
190BOOL OSLibWinGetMsg(LPMSG pMsg, HWND hwnd, UINT uMsgFilterMin, UINT uMsgFilterMax,
191 BOOL isUnicode)
192{
193 BOOL rc, eaten;
194 THDB *thdb;
195 QMSG os2msg;
196
197 thdb = GetThreadTHDB();
198 if(thdb == NULL) {
199 DebugInt3();
200 return FALSE;
201 }
202
203 if(thdb->fTranslated && (!hwnd || hwnd == thdb->msgWCHAR.hwnd)) {
204 if(uMsgFilterMin) {
205 if(thdb->msgWCHAR.message < uMsgFilterMin)
206 goto continuegetmsg;
207 }
208 if(uMsgFilterMax) {
209 if(thdb->msgWCHAR.message > uMsgFilterMax)
210 goto continuegetmsg;
211 }
212 thdb->fTranslated = FALSE;
213 memcpy(pMsg, &thdb->msgWCHAR, sizeof(MSG));
214 MsgThreadPtr->msg = 0;
215 MsgThreadPtr->hwnd = 0;
216 return TRUE;
217 }
218
219continuegetmsg:
220 if(hwnd) {
221 do {
222 WinWaitMsg(thdb->hab, TranslateWinMsg(uMsgFilterMin, TRUE), TranslateWinMsg(uMsgFilterMax, FALSE));
223 rc = OSLibWinPeekMsg(pMsg, hwnd, uMsgFilterMin, uMsgFilterMax, PM_REMOVE_W, isUnicode);
224 }
225 while(rc == FALSE);
226
227 return rc;
228 }
229 else
230 {
231 do {
232 eaten = FALSE;
233 rc = WinGetMsg(thdb->hab, &os2msg, TranslateWinMsg(uMsgFilterMin, TRUE), TranslateWinMsg(uMsgFilterMax, FALSE), 0);
234 if (os2msg.msg == WM_TIMER)
235 eaten = TIMER_HandleTimer(&os2msg);
236 } while (eaten);
237 }
238 if(rc) {
239 OS2ToWinMsgTranslate((PVOID)thdb, &os2msg, pMsg, isUnicode, MSG_REMOVE);
240 memcpy(MsgThreadPtr, &os2msg, sizeof(QMSG));
241 }
242 return rc;
243}
244//******************************************************************************
245//******************************************************************************
246BOOL OSLibWinPeekMsg(LPMSG pMsg, HWND hwnd, UINT uMsgFilterMin, UINT uMsgFilterMax,
247 DWORD fRemove, BOOL isUnicode)
248{
249 BOOL rc, eaten;
250 THDB *thdb;
251 QMSG os2msg;
252
253 thdb = GetThreadTHDB();
254 if(thdb == NULL) {
255 DebugInt3();
256 return FALSE;
257 }
258
259 if(thdb->fTranslated && (!hwnd || hwnd == thdb->msgWCHAR.hwnd)) {
260 if(uMsgFilterMin) {
261 if(thdb->msgWCHAR.message < uMsgFilterMin)
262 goto continuepeekmsg;
263 }
264 if(uMsgFilterMax) {
265 if(thdb->msgWCHAR.message > uMsgFilterMax)
266 goto continuepeekmsg;
267 }
268
269 if(fRemove & PM_REMOVE_W) {
270 thdb->fTranslated = FALSE;
271 MsgThreadPtr->msg = 0;
272 MsgThreadPtr->hwnd = 0;
273 }
274 memcpy(pMsg, &thdb->msgWCHAR, sizeof(MSG));
275 return TRUE;
276 }
277continuepeekmsg:
278 do {
279 eaten = FALSE;
280 rc = WinPeekMsg(thdb->hab, &os2msg, Win32BaseWindow::OS2ToWin32Handle(hwnd), TranslateWinMsg(uMsgFilterMin, TRUE),
281 TranslateWinMsg(uMsgFilterMax, FALSE), (fRemove & PM_REMOVE_W) ? PM_REMOVE : PM_NOREMOVE);
282
283 if (rc && (fRemove & PM_REMOVE_W) && os2msg.msg == WM_TIMER) {
284 eaten = TIMER_HandleTimer(&os2msg);
285 }
286 }
287 while (eaten && rc);
288
289 if(rc == FALSE) {
290 return FALSE;
291 }
292
293 OS2ToWinMsgTranslate((PVOID)thdb, &os2msg, pMsg, isUnicode, (fRemove & PM_REMOVE_W) ? MSG_REMOVE : MSG_NOREMOVE);
294 //TODO: This is not safe! There's no guarantee this message will be dispatched and it might overwrite a previous message
295 if(fRemove & PM_REMOVE_W) {
296 memcpy(MsgThreadPtr, &os2msg, sizeof(QMSG));
297 }
298 return rc;
299}
300//******************************************************************************
301//******************************************************************************
302ULONG OSLibWinQueryMsgTime()
303{
304 return WinQueryMsgTime(GetThreadHAB());
305}
306//******************************************************************************
307//******************************************************************************
308BOOL OSLibWinWaitMessage()
309{
310 return WinWaitMsg(GetThreadHAB(), 0, 0);
311}
312//******************************************************************************
313//TODO: QS_HOTKEY
314//******************************************************************************
315ULONG OSLibWinQueryQueueStatus()
316{
317 ULONG statusOS2, statusWin32 = 0;
318
319 statusOS2 = WinQueryQueueStatus(HWND_DESKTOP);
320
321 if(statusOS2 & QS_KEY)
322 statusWin32 |= QS_KEY_W;
323 if(statusOS2 & QS_MOUSEBUTTON)
324 statusWin32 |= QS_MOUSEBUTTON_W;
325 if(statusOS2 & QS_MOUSEMOVE)
326 statusWin32 |= QS_MOUSEMOVE_W;
327 if(statusOS2 & QS_TIMER)
328 statusWin32 |= QS_TIMER_W;
329 if(statusOS2 & QS_PAINT)
330 statusWin32 |= QS_PAINT_W;
331 if(statusOS2 & QS_POSTMSG)
332 statusWin32 |= QS_POSTMESSAGE_W;
333 if(statusOS2 & QS_SENDMSG)
334 statusWin32 |= QS_SENDMESSAGE_W;
335
336 return statusWin32;
337}
338//******************************************************************************
339//******************************************************************************
340BOOL OSLibWinInSendMessage()
341{
342 return WinInSendMsg(GetThreadHAB());
343}
344//******************************************************************************
345//******************************************************************************
346DWORD OSLibWinGetMessagePos()
347{
348 APIRET rc;
349 POINTL ptl;
350
351 rc = WinQueryMsgPos(GetThreadHAB(), &ptl);
352 if(!rc) {
353 return 0;
354 }
355 //convert to windows coordinates
356 return MAKEULONG(ptl.x,mapScreenY(ptl.y));
357}
358//******************************************************************************
359//******************************************************************************
360LONG OSLibWinGetMessageTime()
361{
362 return (LONG)WinQueryMsgTime(GetThreadHAB());
363}
364//******************************************************************************
365//******************************************************************************
366BOOL OSLibWinReplyMessage(ULONG result)
367{
368 return (BOOL)WinReplyMsg( NULLHANDLE, NULLHANDLE, HMQ_CURRENT, (MRESULT)result);
369}
370//******************************************************************************
371//******************************************************************************
372ULONG OSLibSendMessage(HWND hwnd, ULONG msg, ULONG wParam, ULONG lParam, BOOL fUnicode)
373{
374 POSTMSG_PACKET *packet = (POSTMSG_PACKET *)_smalloc(sizeof(POSTMSG_PACKET));
375
376 packet->Msg = msg;
377 packet->wParam = wParam;
378 packet->lParam = lParam;
379
380 return (ULONG)WinSendMsg(hwnd, WIN32APP_POSTMSG, (MPARAM)((fUnicode) ? WIN32MSG_MAGICW : WIN32MSG_MAGICA), (MPARAM)packet);
381}
382//******************************************************************************
383//******************************************************************************
384ULONG OSLibWinBroadcastMsg(ULONG msg, ULONG wParam, ULONG lParam, BOOL fSend)
385{
386 return WinBroadcastMsg(HWND_DESKTOP, msg, (MPARAM)wParam, (MPARAM)lParam,
387 (fSend) ? BMSG_SEND : BMSG_POST);
388}
389//******************************************************************************
390//******************************************************************************
391BOOL OSLibPostMessage(HWND hwnd, ULONG msg, ULONG wParam, ULONG lParam, BOOL fUnicode)
392{
393 POSTMSG_PACKET *packet = (POSTMSG_PACKET *)_smalloc(sizeof(POSTMSG_PACKET));
394
395 packet->Msg = msg;
396 packet->wParam = wParam;
397 packet->lParam = lParam;
398 return WinPostMsg(hwnd, WIN32APP_POSTMSG, (MPARAM)((fUnicode) ? WIN32MSG_MAGICW : WIN32MSG_MAGICA), (MPARAM)packet);
399}
400//******************************************************************************
401BOOL _System _O32_PostThreadMessage( DWORD, UINT, WPARAM, LPARAM );
402
403inline BOOL O32_PostThreadMessage(DWORD a, UINT b, WPARAM c, LPARAM d)
404{
405 BOOL yyrc;
406 USHORT sel = RestoreOS2FS();
407
408 yyrc = _O32_PostThreadMessage(a, b, c, d);
409 SetFS(sel);
410
411 return yyrc;
412}
413//******************************************************************************
414BOOL OSLibPostThreadMessage(ULONG threadid, UINT msg, WPARAM wParam, LPARAM lParam, BOOL fUnicode)
415{
416// THDB *thdb = GetTHDBFromThreadId(threadid);
417 POSTMSG_PACKET *packet = (POSTMSG_PACKET *)_smalloc(sizeof(POSTMSG_PACKET));
418
419// if(thdb == NULL) {
420// dprintf(("OSLibPostThreadMessage: thread %x not found!", threadid));
421// return FALSE;
422// }
423 dprintf(("PostThreadMessageA %x %x %x %x", threadid, msg, wParam, lParam));
424 packet->Msg = msg;
425 packet->wParam = wParam;
426 packet->lParam = lParam;
427 return _O32_PostThreadMessage(threadid, WIN32APP_POSTMSG-OPEN32_MSGDIFF, ((fUnicode) ? WIN32MSG_MAGICW : WIN32MSG_MAGICA), (LPARAM)packet);
428}
429//******************************************************************************
430//******************************************************************************
431
Note: See TracBrowser for help on using the repository browser.