source: trunk/src/user32/windlgmsg.cpp@ 5496

Last change on this file since 5496 was 5496, checked in by sandervl, 24 years ago

Sofiya: DBCS fixes
File size: 10.7 KB
Line 
1/* $Id: windlgmsg.cpp,v 1.8 2001-04-12 14:04:33 sandervl Exp $ */
2/*
3 * Win32 dialog message APIs for OS/2
4 *
5 * Copyright 1999 Sander van Leeuwen (OS/2 port & adaption)
6 *
7 * Based on Corel WINE code (20000317: window\dialog.c)
8 * (Based on Wine code (990815: window\dialog.c))
9 *
10 * Copyright 1993, 1994, 1996 Alexandre Julliard
11 *
12 * TODO: Dialog accelerator
13 *
14 * Project Odin Software License can be found in LICENSE.TXT
15 *
16 */
17#include <os2win.h>
18#include <misc.h>
19#include <string.h>
20#include <ctype.h>
21#include "win32wbase.h"
22#include "win32dlg.h"
23
24#define DBG_LOCALLOG DBG_windlgmsg
25#include "dbglocal.h"
26
27//******************************************************************************
28//******************************************************************************
29LONG WIN32API SendDlgItemMessageA( HWND hwnd, int id, UINT Msg, WPARAM wParam, LPARAM lParam)
30{
31 Win32Dialog *dialog;
32 Win32BaseWindow *dlgcontrol;
33
34 dialog = (Win32Dialog *)Win32BaseWindow::GetWindowFromHandle(hwnd);
35 if(!dialog) {
36 dprintf(("SendDlgItemMessageA, window %x not found", hwnd));
37 return 0;
38 }
39 dlgcontrol = dialog->getDlgItem(id);
40 if(dlgcontrol) {
41 return dlgcontrol->SendMessageA(Msg, wParam, lParam);
42 }
43 return 0;
44}
45//******************************************************************************
46//******************************************************************************
47LONG WIN32API SendDlgItemMessageW( HWND hwnd, int id, UINT Msg, WPARAM wParam, LPARAM lParam)
48{
49 Win32Dialog *dialog;
50 Win32BaseWindow *dlgcontrol;
51
52 dialog = (Win32Dialog *)Win32BaseWindow::GetWindowFromHandle(hwnd);
53 if(!dialog) {
54 dprintf(("SendDlgItemMessageW, window %x not found", hwnd));
55 return 0;
56 }
57 dlgcontrol = dialog->getDlgItem(id);
58 if(dlgcontrol) {
59 return dlgcontrol->SendMessageW(Msg, wParam, lParam);
60 }
61 return 0;
62}
63/***********************************************************************
64 * DIALOG_IsAccelerator
65 */
66static BOOL DIALOG_IsAccelerator( HWND hwnd, HWND hwndDlg, WPARAM vKey )
67{
68 HWND hwndControl = hwnd;
69 HWND hwndNext;
70 Win32BaseWindow *win32wnd;
71 BOOL RetVal = FALSE;
72 INT dlgCode;
73
74 if (vKey == VK_SPACE)
75 {
76 dlgCode = SendMessageA( hwndControl, WM_GETDLGCODE, 0, 0 );
77 if (dlgCode & DLGC_BUTTON)
78 {
79 SendMessageA( hwndControl, WM_LBUTTONDOWN, 0, 0);
80 SendMessageA( hwndControl, WM_LBUTTONUP, 0, 0);
81 RetVal = TRUE;
82 }
83 }
84 else
85 {
86 do
87 {
88 win32wnd = Win32BaseWindow::GetWindowFromHandle(hwndControl);
89 if ( (win32wnd != NULL) &&
90 ((win32wnd->getStyle() & (WS_VISIBLE | WS_DISABLED)) == WS_VISIBLE) )
91 {
92 dlgCode = SendMessageA( hwndControl, WM_GETDLGCODE, 0, 0 );
93 if (dlgCode & (DLGC_BUTTON | DLGC_STATIC))
94 {
95 INT textLen = win32wnd->GetWindowTextLengthA();
96
97 if (textLen > 0)
98 {
99 /* find the accelerator key */
100 char* text;
101 LPSTR p;
102
103 text = (char*)malloc(textLen+1);
104 win32wnd->GetWindowTextA(text,textLen);
105 p = text - 2;
106 do
107 {
108 p = strchr( p + 2, '&' );
109 }
110 while (p != NULL && p[1] == '&');
111
112 /* and check if it's the one we're looking for */
113 if (p != NULL && toupper( p[1] ) == toupper( vKey ) )
114 {
115 if ((dlgCode & DLGC_STATIC) ||
116 (win32wnd->getStyle() & 0x0f) == BS_GROUPBOX )
117 {
118 /* set focus to the control */
119 SendMessageA( hwndDlg, WM_NEXTDLGCTL,
120 hwndControl, 1);
121 /* and bump it on to next */
122 SendMessageA( hwndDlg, WM_NEXTDLGCTL, 0, 0);
123 }
124 else if (dlgCode &
125 (DLGC_DEFPUSHBUTTON | DLGC_UNDEFPUSHBUTTON))
126 {
127 /* send command message as from the control */
128 SendMessageA( hwndDlg, WM_COMMAND,
129 MAKEWPARAM( LOWORD(win32wnd->getWindowId()),
130 BN_CLICKED ),
131 (LPARAM)hwndControl );
132 }
133 else
134 {
135 /* click the control */
136 SendMessageA( hwndControl, WM_LBUTTONDOWN, 0, 0);
137 SendMessageA( hwndControl, WM_LBUTTONUP, 0, 0);
138 }
139 RetVal = TRUE;
140 free(text);
141 break;
142 }
143 free(text);
144 }
145 }
146 hwndNext = GetWindow( hwndControl, GW_CHILD );
147 }
148 else
149 {
150 hwndNext = 0;
151 }
152 if (!hwndNext)
153 {
154 hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
155 }
156 while (!hwndNext)
157 {
158 hwndControl = GetParent( hwndControl );
159 if (hwndControl == hwndDlg)
160 {
161 if(hwnd==hwndDlg){ /* prevent endless loop */
162 hwndNext=hwnd;
163 break;
164 }
165 hwndNext = GetWindow( hwndDlg, GW_CHILD );
166 }
167 else
168 {
169 hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
170 }
171 }
172 hwndControl = hwndNext;
173 }
174 while (hwndControl != hwnd);
175 }
176 return RetVal;
177}
178/***********************************************************************
179 * DIALOG_FindMsgDestination
180 *
181 * The messages that IsDialogMessage send may not go to the dialog
182 * calling IsDialogMessage if that dialog is a child, and it has the
183 * DS_CONTROL style set.
184 * We propagate up until we hit a that does not have DS_CONTROL, or
185 * whose parent is not a dialog.
186 */
187static HWND DIALOG_FindMsgDestination( HWND hwndDlg )
188{
189 while (GetWindowLongA(hwndDlg, GWL_STYLE) & DS_CONTROL)
190 {
191 Win32BaseWindow *pParent;
192 HWND hParent = GetParent(hwndDlg);
193 if (!hParent) break;
194
195 pParent = Win32BaseWindow::GetWindowFromHandle(hParent);
196 if (!pParent) break;
197
198 if (!pParent->IsDialog())
199 break;
200
201 hwndDlg = hParent;
202 }
203
204 return hwndDlg;
205}
206
207/***********************************************************************
208 * DIALOG_IsDialogMessage
209 */
210static BOOL DIALOG_IsDialogMessage( HWND hwndDlg, BOOL *translate, BOOL *dispatch, INT dlgCode, LPMSG msg )
211{
212 *translate = *dispatch = FALSE;
213
214 if (msg->message == WM_PAINT)
215 {
216 /* Apparently, we have to handle this one as well */
217 *dispatch = TRUE;
218 return TRUE;
219 }
220
221 /* Only the key messages get special processing */
222 if ((msg->message != WM_KEYDOWN) &&
223 (msg->message != WM_SYSCHAR) &&
224 (msg->message != WM_CHAR))
225 return FALSE;
226
227 if (dlgCode & DLGC_WANTMESSAGE)
228 {
229 *translate = *dispatch = TRUE;
230 return TRUE;
231 }
232
233 hwndDlg = DIALOG_FindMsgDestination(hwndDlg);
234
235 switch(msg->message)
236 {
237 case WM_KEYDOWN:
238 switch(msg->wParam)
239 {
240 case VK_TAB:
241 if (!(dlgCode & DLGC_WANTTAB))
242 {
243 SendMessageA( hwndDlg, WM_NEXTDLGCTL,
244 (GetKeyState(VK_SHIFT) & 0x8000), 0 );
245 return TRUE;
246 }
247 break;
248
249 case VK_RIGHT:
250 case VK_DOWN:
251 case VK_LEFT:
252 case VK_UP:
253 if (!(dlgCode & DLGC_WANTARROWS))
254 {
255 BOOL fPrevious = (msg->wParam == VK_LEFT || msg->wParam == VK_UP);
256 HWND hwndNext =
257 GetNextDlgGroupItem (hwndDlg, GetFocus(), fPrevious );
258 SendMessageA( hwndDlg, WM_NEXTDLGCTL, hwndNext, 1 );
259 return TRUE;
260 }
261 break;
262
263 case VK_ESCAPE:
264 SendMessageA( hwndDlg, WM_COMMAND, IDCANCEL,
265 (LPARAM)GetDlgItem( hwndDlg, IDCANCEL ) );
266 return TRUE;
267
268 case VK_RETURN:
269 {
270 DWORD dw = SendMessageA( hwndDlg, DM_GETDEFID, 0, 0 );
271 if (HIWORD(dw) == DC_HASDEFID)
272 {
273 SendMessageA( hwndDlg, WM_COMMAND,
274 MAKEWPARAM( LOWORD(dw), BN_CLICKED ),
275 (LPARAM)GetDlgItem(hwndDlg, LOWORD(dw)));
276 }
277 else
278 {
279 SendMessageA( hwndDlg, WM_COMMAND, IDOK,
280 (LPARAM)GetDlgItem( hwndDlg, IDOK ) );
281
282 }
283
284 return TRUE;
285 }
286 }
287 *translate = TRUE;
288 break; /* case WM_KEYDOWN */
289
290 case WM_CHAR:
291 if (dlgCode & DLGC_WANTCHARS) break;
292 /* drop through */
293
294 case WM_SYSCHAR:
295 if (DIALOG_IsAccelerator( msg->hwnd, hwndDlg, msg->wParam ))
296 {
297 /* don't translate or dispatch */
298 return TRUE;
299 }
300 break;
301 }
302
303 /* If we get here, the message has not been treated specially */
304 /* and can be sent to its destination window. */
305 *dispatch = TRUE;
306 return TRUE;
307}
308//******************************************************************************
309//******************************************************************************
310BOOL WIN32API IsDialogMessageA( HWND hwndDlg, LPMSG msg)
311{
312 BOOL ret, translate, dispatch;
313 INT dlgCode;
314
315 if ((hwndDlg != msg->hwnd) && !IsChild( hwndDlg, msg->hwnd ))
316 return FALSE;
317
318 dlgCode = SendMessageA( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg);
319 ret = DIALOG_IsDialogMessage(hwndDlg,&translate,&dispatch,dlgCode,msg);
320 if (translate) TranslateMessage( msg );
321 if (dispatch) DispatchMessageA( msg );
322
323 return ret;
324}
325//******************************************************************************
326//******************************************************************************
327BOOL WIN32API IsDialogMessageW(HWND hwndDlg, LPMSG msg)
328{
329 BOOL ret, translate, dispatch;
330 INT dlgCode;
331
332 if ((hwndDlg != msg->hwnd) && !IsChild( hwndDlg, msg->hwnd ))
333 return FALSE;
334
335 dlgCode = SendMessageW( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg);
336 ret = DIALOG_IsDialogMessage(hwndDlg,&translate,&dispatch,dlgCode,msg);
337 if (translate) TranslateMessage( msg );
338 if (dispatch) DispatchMessageW( msg );
339 return ret;
340}
341//******************************************************************************
342//******************************************************************************
Note: See TracBrowser for help on using the repository browser.