source: trunk/src/comctl32/pager.cpp@ 4777

Last change on this file since 4777 was 3182, checked in by cbratschi, 26 years ago

bug fixes and improvements
File size: 8.7 KB
Line 
1/* $Id: pager.cpp,v 1.3 2000-03-21 17:30:44 cbratschi Exp $ */
2/*
3 * Pager control
4 *
5 * Copyright 1998, 1999 Eric Kohl
6 * Copyright 1999 Achim Hasenmueller
7 *
8 * NOTES
9 * This is just a dummy control. An author is needed! Any volunteers?
10 * I will only improve this control once in a while.
11 * Eric <ekohl@abo.rhein-zeitung.de>
12 *
13 * TODO:
14 * - All messages.
15 * - All notifications.
16 */
17
18#include "winbase.h"
19#include "commctrl.h"
20#include "ccbase.h"
21#include "pager.h"
22
23#define PAGER_GetInfoPtr(hwnd) ((PAGER_INFO*)getInfoPtr(hwnd))
24
25static LRESULT
26PAGER_ForwardMouse (HWND hwnd, WPARAM wParam)
27{
28 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
29
30 infoPtr->bForward = (BOOL)wParam;
31
32 return 0;
33}
34
35
36static LRESULT
37PAGER_GetBkColor (HWND hwnd, WPARAM wParam, LPARAM lParam)
38{
39 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
40
41 return (LRESULT)infoPtr->clrBk;
42}
43
44
45static LRESULT
46PAGER_GetBorder (HWND hwnd, WPARAM wParam, LPARAM lParam)
47{
48 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
49
50 return (LRESULT)infoPtr->nBorder;
51}
52
53
54static LRESULT
55PAGER_GetButtonSize (HWND hwnd, WPARAM wParam, LPARAM lParam)
56{
57 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
58
59 return (LRESULT)infoPtr->nButtonSize;
60}
61
62
63static LRESULT
64PAGER_GetButtonState (HWND hwnd, WPARAM wParam, LPARAM lParam)
65{
66 /* PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd); */
67
68// FIXME (pager, "empty stub!\n");
69
70 return PGF_INVISIBLE;
71}
72
73
74/* << PAGER_GetDropTarget >> */
75
76
77static LRESULT
78PAGER_GetPos (HWND hwnd, WPARAM wParam, LPARAM lParam)
79{
80 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
81
82 return infoPtr->nPos;
83}
84
85
86static LRESULT
87PAGER_RecalcSize (HWND hwnd, WPARAM wParam, LPARAM lParam)
88{
89 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
90 DWORD dwStyle = GetWindowLongA (hwnd, GWL_STYLE);
91 NMPGCALCSIZE nmpgcs;
92
93 if (infoPtr->hwndChild) {
94 ZeroMemory (&nmpgcs, sizeof (NMPGCALCSIZE));
95 nmpgcs.dwFlag = (dwStyle & PGS_HORZ) ? PGF_CALCWIDTH : PGF_CALCHEIGHT;
96 sendNotify(hwnd,PGN_CALCSIZE,&nmpgcs.hdr);
97
98 infoPtr->nChildSize = (dwStyle & PGS_HORZ) ? nmpgcs.iWidth : nmpgcs.iHeight;
99
100
101// FIXME (pager, "Child size %d\n", infoPtr->nChildSize);
102
103
104 }
105
106 return 0;
107}
108
109
110static LRESULT
111PAGER_SetBkColor (HWND hwnd, WPARAM wParam, LPARAM lParam)
112{
113 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
114 COLORREF clrTemp = infoPtr->clrBk;
115
116 infoPtr->clrBk = (COLORREF)lParam;
117
118 /* FIXME: redraw */
119
120 return (LRESULT)clrTemp;
121}
122
123
124static LRESULT
125PAGER_SetBorder (HWND hwnd, WPARAM wParam, LPARAM lParam)
126{
127 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
128 INT nTemp = infoPtr->nBorder;
129
130 infoPtr->nBorder = (INT)lParam;
131
132 /* FIXME: redraw */
133
134 return (LRESULT)nTemp;
135}
136
137
138static LRESULT
139PAGER_SetButtonSize (HWND hwnd, WPARAM wParam, LPARAM lParam)
140{
141 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
142 INT nTemp = infoPtr->nButtonSize;
143
144 infoPtr->nButtonSize = (INT)lParam;
145
146// FIXME (pager, "size=%d\n", infoPtr->nButtonSize);
147
148 /* FIXME: redraw */
149
150 return (LRESULT)nTemp;
151}
152
153
154static LRESULT
155PAGER_SetChild (HWND hwnd, WPARAM wParam, LPARAM lParam)
156{
157 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
158
159 infoPtr->hwndChild = IsWindow ((HWND)lParam) ? (HWND)lParam : 0;
160
161// FIXME (pager, "hwnd=%x\n", infoPtr->hwndChild);
162
163 /* FIXME: redraw */
164 if (infoPtr->hwndChild) {
165 RECT rect;
166
167 GetClientRect(hwnd,&rect);
168 SetParent (infoPtr->hwndChild, hwnd);
169 SetWindowPos (infoPtr->hwndChild, HWND_TOP,
170 0, 0, 0, 0, SWP_SHOWWINDOW | SWP_NOSIZE);
171
172 MoveWindow (infoPtr->hwndChild, 0, 0, rect.right, rect.bottom, TRUE);
173 }
174
175 return 0;
176}
177
178
179static LRESULT
180PAGER_SetPos (HWND hwnd, WPARAM wParam, LPARAM lParam)
181{
182 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
183
184 infoPtr->nPos = (INT)lParam;
185
186// FIXME (pager, "pos=%d\n", infoPtr->nPos);
187
188 /* FIXME: redraw */
189 SetWindowPos (infoPtr->hwndChild, HWND_TOP,
190 0, 0, 0, 0, SWP_SHOWWINDOW | SWP_NOSIZE);
191
192 return 0;
193}
194
195
196static LRESULT
197PAGER_Create (HWND hwnd, WPARAM wParam, LPARAM lParam)
198{
199 PAGER_INFO *infoPtr;
200
201 /* allocate memory for info structure */
202 infoPtr = (PAGER_INFO*)initControl(hwnd,sizeof(PAGER_INFO));
203
204 /* set default settings */
205 infoPtr->hwndChild = (HWND)NULL;
206 infoPtr->clrBk = GetSysColor (COLOR_BTNFACE);
207 infoPtr->nBorder = 0;
208 infoPtr->nButtonSize = 0;
209 infoPtr->nPos = 0;
210
211
212 return 0;
213}
214
215
216static LRESULT
217PAGER_Destroy (HWND hwnd, WPARAM wParam, LPARAM lParam)
218{
219 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
220
221 /* free pager info data */
222 doneControl(hwnd);
223
224 return 0;
225}
226
227
228static LRESULT
229PAGER_EraseBackground (HWND hwnd, WPARAM wParam, LPARAM lParam)
230{
231 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
232 HBRUSH hBrush = CreateSolidBrush (infoPtr->clrBk);
233 RECT rect;
234
235 GetClientRect (hwnd, &rect);
236 FillRect ((HDC)wParam, &rect, hBrush);
237 DeleteObject (hBrush);
238
239/* return TRUE; */
240 return FALSE;
241}
242
243
244static LRESULT
245PAGER_MouseMove (HWND hwnd, WPARAM wParam, LPARAM lParam)
246{
247 /* PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd); */
248
249// TRACE (pager, "stub!\n");
250
251 return 0;
252}
253
254
255/* << PAGER_Paint >> */
256
257
258static LRESULT
259PAGER_Size (HWND hwnd, WPARAM wParam, LPARAM lParam)
260{
261 PAGER_INFO *infoPtr = PAGER_GetInfoPtr (hwnd);
262 RECT rect;
263
264 GetClientRect (hwnd, &rect);
265 if (infoPtr->hwndChild) {
266 SetWindowPos (infoPtr->hwndChild, HWND_TOP, rect.left, rect.top,
267 rect.right - rect.left, rect.bottom - rect.top,
268 SWP_SHOWWINDOW);
269/* MoveWindow (infoPtr->hwndChild, 1, 1, rect.right - 2, rect.bottom-2, TRUE); */
270/* UpdateWindow (infoPtr->hwndChild); */
271
272 }
273/* FillRect ((HDC)wParam, &rect, hBrush); */
274/* DeleteObject (hBrush); */
275 return TRUE;
276}
277
278static VOID PAGER_Draw(HWND hwnd,HDC hdc,RECT *updateRect)
279{
280 drawStubControl(hwnd,hdc);
281}
282
283static LRESULT PAGER_Paint(HWND hwnd,WPARAM wParam,LPARAM lParam)
284{
285 HDC hdc = (HDC)wParam;
286
287 if (!hdc)
288 {
289 PAINTSTRUCT ps;
290
291 hdc = BeginPaint(hwnd,&ps);
292 PAGER_Draw(hwnd, hdc,&ps.rcPaint);
293 EndPaint(hwnd,&ps);
294 } else
295 PAGER_Draw(hwnd,hdc,NULL);
296
297 return 0;
298}
299
300static LRESULT WINAPI
301PAGER_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
302{
303 switch (uMsg)
304 {
305 case PGM_FORWARDMOUSE:
306 return PAGER_ForwardMouse (hwnd, wParam);
307
308 case PGM_GETBKCOLOR:
309 return PAGER_GetBkColor (hwnd, wParam, lParam);
310
311 case PGM_GETBORDER:
312 return PAGER_GetBorder (hwnd, wParam, lParam);
313
314 case PGM_GETBUTTONSIZE:
315 return PAGER_GetButtonSize (hwnd, wParam, lParam);
316
317 case PGM_GETBUTTONSTATE:
318 return PAGER_GetButtonState (hwnd, wParam, lParam);
319
320/* case PGM_GETDROPTARGET: */
321
322 case PGM_GETPOS:
323 return PAGER_SetPos (hwnd, wParam, lParam);
324
325 case PGM_RECALCSIZE:
326 return PAGER_RecalcSize (hwnd, wParam, lParam);
327
328 case PGM_SETBKCOLOR:
329 return PAGER_SetBkColor (hwnd, wParam, lParam);
330
331 case PGM_SETBORDER:
332 return PAGER_SetBorder (hwnd, wParam, lParam);
333
334 case PGM_SETBUTTONSIZE:
335 return PAGER_SetButtonSize (hwnd, wParam, lParam);
336
337 case PGM_SETCHILD:
338 return PAGER_SetChild (hwnd, wParam, lParam);
339
340 case PGM_SETPOS:
341 return PAGER_SetPos (hwnd, wParam, lParam);
342
343 case WM_CREATE:
344 return PAGER_Create (hwnd, wParam, lParam);
345
346 case WM_DESTROY:
347 return PAGER_Destroy (hwnd, wParam, lParam);
348
349 case WM_ERASEBKGND:
350 return PAGER_EraseBackground (hwnd, wParam, lParam);
351
352 case WM_MOUSEMOVE:
353 return PAGER_MouseMove (hwnd, wParam, lParam);
354
355 case WM_NOTIFY:
356 case WM_COMMAND:
357 return SendMessageA (GetParent (hwnd), uMsg, wParam, lParam);
358
359 case WM_PAINT:
360 return PAGER_Paint(hwnd,wParam,lParam);
361
362 case WM_SIZE:
363 return PAGER_Size (hwnd, wParam, lParam);
364
365 default:
366 //if (uMsg >= WM_USER)
367 // ERR (pager, "unknown msg %04x wp=%08x lp=%08lx\n",
368 // uMsg, wParam, lParam);
369 return defComCtl32ProcA (hwnd, uMsg, wParam, lParam);
370 }
371 return 0;
372}
373
374
375VOID
376PAGER_Register (VOID)
377{
378 WNDCLASSA wndClass;
379
380 ZeroMemory (&wndClass, sizeof(WNDCLASSA));
381 wndClass.style = CS_GLOBALCLASS | CS_DBLCLKS | CS_SAVEBITS;
382 wndClass.lpfnWndProc = (WNDPROC)PAGER_WindowProc;
383 wndClass.cbClsExtra = 0;
384 wndClass.cbWndExtra = sizeof(PAGER_INFO *);
385 wndClass.hCursor = LoadCursorA (0, IDC_ARROWA);
386 wndClass.hbrBackground = 0;
387 wndClass.lpszClassName = WC_PAGESCROLLERA;
388
389 RegisterClassA (&wndClass);
390}
391
392
393VOID
394PAGER_Unregister (VOID)
395{
396 UnregisterClassA (WC_PAGESCROLLERA, (HINSTANCE)NULL);
397}
398
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