source: trunk/src/user32/windlgmsg.cpp@ 2204

Last change on this file since 2204 was 2204, checked in by cbratschi, 26 years ago

non-client fixes, DefWndProc enhancements, several other bugs fixed
File size: 10.1 KB
Line 
1/* $Id: windlgmsg.cpp,v 1.3 1999-12-26 17:30:20 cbratschi 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 Wine code (990815: window\dialog.c)
8 *
9 * Copyright 1993, 1994, 1996 Alexandre Julliard
10 *
11 * TODO: Dialog accelerator
12 *
13 * Project Odin Software License can be found in LICENSE.TXT
14 *
15 */
16#include <os2win.h>
17#include <misc.h>
18#include <string.h>
19#include <ctype.h>
20#include "win32wbase.h"
21#include "win32dlg.h"
22
23//******************************************************************************
24//******************************************************************************
25LONG WIN32API SendDlgItemMessageA( HWND hwnd, int id, UINT Msg, WPARAM wParam, LPARAM lParam)
26{
27 Win32Dialog *dialog;
28 Win32BaseWindow *dlgcontrol;
29
30 dialog = (Win32Dialog *)Win32BaseWindow::GetWindowFromHandle(hwnd);
31 if(!dialog) {
32 dprintf(("SendDlgItemMessageA, window %x not found", hwnd));
33 return 0;
34 }
35 dlgcontrol = dialog->getDlgItem(id);
36 if(dlgcontrol) {
37 return dlgcontrol->SendMessageA(Msg, wParam, lParam);
38 }
39 return 0;
40}
41//******************************************************************************
42//******************************************************************************
43LONG WIN32API SendDlgItemMessageW( HWND hwnd, int id, UINT Msg, WPARAM wParam, LPARAM lParam)
44{
45 Win32Dialog *dialog;
46 Win32BaseWindow *dlgcontrol;
47
48 dialog = (Win32Dialog *)Win32BaseWindow::GetWindowFromHandle(hwnd);
49 if(!dialog) {
50 dprintf(("SendDlgItemMessageW, window %x not found", hwnd));
51 return 0;
52 }
53 dlgcontrol = dialog->getDlgItem(id);
54 if(dlgcontrol) {
55 return dlgcontrol->SendMessageW(Msg, wParam, lParam);
56 }
57 return 0;
58}
59/***********************************************************************
60 * DIALOG_IsAccelerator
61 */
62static BOOL DIALOG_IsAccelerator( HWND hwnd, HWND hwndDlg, WPARAM vKey )
63{
64 HWND hwndControl = hwnd;
65 HWND hwndNext;
66 Win32BaseWindow *win32wnd;
67 BOOL RetVal = FALSE;
68 INT dlgCode;
69
70 if (vKey == VK_SPACE)
71 {
72 dlgCode = SendMessageA( hwndControl, WM_GETDLGCODE, 0, 0 );
73 if (dlgCode & DLGC_BUTTON)
74 {
75 SendMessageA( hwndControl, WM_LBUTTONDOWN, 0, 0);
76 SendMessageA( hwndControl, WM_LBUTTONUP, 0, 0);
77 RetVal = TRUE;
78 }
79 }
80 else
81 {
82 do
83 {
84 win32wnd = Win32BaseWindow::GetWindowFromHandle(hwndControl);
85 if ( (win32wnd != NULL) &&
86 ((win32wnd->getStyle() & (WS_VISIBLE | WS_DISABLED)) == WS_VISIBLE) )
87 {
88 dlgCode = SendMessageA( hwndControl, WM_GETDLGCODE, 0, 0 );
89 if (dlgCode & (DLGC_BUTTON | DLGC_STATIC))
90 {
91 INT textLen = win32wnd->GetWindowTextLength();
92
93 if (textLen > 0)
94 {
95 /* find the accelerator key */
96 char* text;
97 LPSTR p;
98
99 text = (char*)malloc(textLen+1);
100 win32wnd->GetWindowTextA(text,textLen);
101 p = text - 2;
102 do
103 {
104 p = strchr( p + 2, '&' );
105 }
106 while (p != NULL && p[1] == '&');
107
108 /* and check if it's the one we're looking for */
109 if (p != NULL && toupper( p[1] ) == toupper( vKey ) )
110 {
111 if ((dlgCode & DLGC_STATIC) ||
112 (win32wnd->getStyle() & 0x0f) == BS_GROUPBOX )
113 {
114 /* set focus to the control */
115 SendMessageA( hwndDlg, WM_NEXTDLGCTL,
116 hwndControl, 1);
117 /* and bump it on to next */
118 SendMessageA( hwndDlg, WM_NEXTDLGCTL, 0, 0);
119 }
120 else if (dlgCode &
121 (DLGC_DEFPUSHBUTTON | DLGC_UNDEFPUSHBUTTON))
122 {
123 /* send command message as from the control */
124 SendMessageA( hwndDlg, WM_COMMAND,
125 MAKEWPARAM( LOWORD(win32wnd->getWindowId()),
126 BN_CLICKED ),
127 (LPARAM)hwndControl );
128 }
129 else
130 {
131 /* click the control */
132 SendMessageA( hwndControl, WM_LBUTTONDOWN, 0, 0);
133 SendMessageA( hwndControl, WM_LBUTTONUP, 0, 0);
134 }
135 RetVal = TRUE;
136 free(text);
137 break;
138 }
139 free(text);
140 }
141 }
142 hwndNext = GetWindow( hwndControl, GW_CHILD );
143 }
144 else
145 {
146 hwndNext = 0;
147 }
148 if (!hwndNext)
149 {
150 hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
151 }
152 while (!hwndNext)
153 {
154 hwndControl = GetParent( hwndControl );
155 if (hwndControl == hwndDlg)
156 {
157 if(hwnd==hwndDlg){ /* prevent endless loop */
158 hwndNext=hwnd;
159 break;
160 }
161 hwndNext = GetWindow( hwndDlg, GW_CHILD );
162 }
163 else
164 {
165 hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
166 }
167 }
168 hwndControl = hwndNext;
169 }
170 while (hwndControl != hwnd);
171 }
172 return RetVal;
173}
174/***********************************************************************
175 * DIALOG_IsDialogMessage
176 */
177static BOOL DIALOG_IsDialogMessage( HWND hwnd, HWND hwndDlg,
178 UINT message, WPARAM wParam,
179 LPARAM lParam, BOOL *translate,
180 BOOL *dispatch, INT dlgCode )
181{
182 *translate = *dispatch = FALSE;
183
184 if (message == WM_PAINT)
185 {
186 /* Apparently, we have to handle this one as well */
187 *dispatch = TRUE;
188 return TRUE;
189 }
190
191 /* Only the key messages get special processing */
192 if ((message != WM_KEYDOWN) &&
193 (message != WM_SYSCHAR) &&
194 (message != WM_CHAR))
195 return FALSE;
196
197 if (dlgCode & DLGC_WANTMESSAGE)
198 {
199 *translate = *dispatch = TRUE;
200 return TRUE;
201 }
202
203 switch(message)
204 {
205 case WM_KEYDOWN:
206 switch(wParam)
207 {
208 case VK_TAB:
209 if (!(dlgCode & DLGC_WANTTAB))
210 {
211 SendMessageA( hwndDlg, WM_NEXTDLGCTL,
212 (GetKeyState(VK_SHIFT) & 0x8000), 0 );
213 return TRUE;
214 }
215 break;
216
217 case VK_RIGHT:
218 case VK_DOWN:
219 case VK_LEFT:
220 case VK_UP:
221 if (!(dlgCode & DLGC_WANTARROWS))
222 {
223 BOOL fPrevious = (wParam == VK_LEFT || wParam == VK_UP);
224 HWND hwndNext =
225 GetNextDlgGroupItem (hwndDlg, GetFocus(), fPrevious );
226 SendMessageA( hwndDlg, WM_NEXTDLGCTL, hwndNext, 1 );
227 return TRUE;
228 }
229 break;
230
231 case VK_ESCAPE:
232 SendMessageA( hwndDlg, WM_COMMAND, IDCANCEL,
233 (LPARAM)GetDlgItem( hwndDlg, IDCANCEL ) );
234 return TRUE;
235
236 case VK_RETURN:
237 {
238 DWORD dw = SendMessageA( hwndDlg, DM_GETDEFID, 0, 0 );
239 if (HIWORD(dw) == DC_HASDEFID)
240 {
241 SendMessageA( hwndDlg, WM_COMMAND,
242 MAKEWPARAM( LOWORD(dw), BN_CLICKED ),
243 (LPARAM)GetDlgItem(hwndDlg, LOWORD(dw)));
244 }
245 else
246 {
247 SendMessageA( hwndDlg, WM_COMMAND, IDOK,
248 (LPARAM)GetDlgItem( hwndDlg, IDOK ) );
249
250 }
251 }
252 return TRUE;
253 }
254 *translate = TRUE;
255 break; /* case WM_KEYDOWN */
256
257 case WM_CHAR:
258 if (dlgCode & DLGC_WANTCHARS) break;
259 /* drop through */
260
261 case WM_SYSCHAR:
262 if (DIALOG_IsAccelerator( hwnd, hwndDlg, wParam ))
263 {
264 /* don't translate or dispatch */
265 return TRUE;
266 }
267 break;
268 }
269
270 /* If we get here, the message has not been treated specially */
271 /* and can be sent to its destination window. */
272 *dispatch = TRUE;
273 return TRUE;
274}
275//******************************************************************************
276//******************************************************************************
277BOOL WIN32API IsDialogMessageA( HWND hwndDlg, LPMSG msg)
278{
279 BOOL ret, translate, dispatch;
280 INT dlgCode;
281
282 if ((hwndDlg != msg->hwnd) && !IsChild( hwndDlg, msg->hwnd ))
283 return FALSE;
284
285 dlgCode = SendMessageA( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg);
286 ret = DIALOG_IsDialogMessage( msg->hwnd, hwndDlg, msg->message,
287 msg->wParam, msg->lParam,
288 &translate, &dispatch, dlgCode );
289 if (translate) TranslateMessage( msg );
290 if (dispatch) DispatchMessageA( msg );
291
292 return ret;
293}
294//******************************************************************************
295//******************************************************************************
296BOOL WIN32API IsDialogMessageW(HWND hwndDlg, LPMSG msg)
297{
298 BOOL ret, translate, dispatch;
299 INT dlgCode;
300
301 if ((hwndDlg != msg->hwnd) && !IsChild( hwndDlg, msg->hwnd ))
302 return FALSE;
303
304 dlgCode = SendMessageW( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg);
305 ret = DIALOG_IsDialogMessage( msg->hwnd, hwndDlg, msg->message,
306 msg->wParam, msg->lParam,
307 &translate, &dispatch, dlgCode );
308 if (translate) TranslateMessage( msg );
309 if (dispatch) DispatchMessageW( msg );
310 return ret;
311}
312//******************************************************************************
313//******************************************************************************
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