]>
Commit | Line | Data |
---|---|---|
1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: listctrl.cpp | |
3 | // Purpose: wxListCtrl | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 04/01/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart and Markus Holzem | |
9 | // Licence: wxWindows license | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // ============================================================================ | |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | #ifdef __GNUG__ | |
21 | #pragma implementation "listctrl.h" | |
22 | #endif | |
23 | ||
24 | // For compilers that support precompilation, includes "wx.h". | |
25 | #include "wx/wxprec.h" | |
26 | ||
27 | #ifdef __BORLANDC__ | |
28 | #pragma hdrstop | |
29 | #endif | |
30 | ||
31 | #ifndef WX_PRECOMP | |
32 | #include "wx/wx.h" | |
33 | #endif | |
34 | ||
35 | #ifdef __WIN95__ | |
36 | ||
37 | #include "wx/listctrl.h" | |
38 | #include "wx/log.h" | |
39 | ||
40 | #include "wx/msw/private.h" | |
41 | ||
42 | #if defined(__GNUWIN32__) && !defined(wxUSE_NORLANDER_HEADERS) | |
43 | #include "wx/msw/gnuwin32/extra.h" | |
44 | #else | |
45 | #include <commctrl.h> | |
46 | #endif | |
47 | ||
48 | // ---------------------------------------------------------------------------- | |
49 | // private functions | |
50 | // ---------------------------------------------------------------------------- | |
51 | ||
52 | static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& tvItem); | |
53 | static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& tvItem, HWND getFullInfo = 0); | |
54 | ||
55 | // ---------------------------------------------------------------------------- | |
56 | // macros | |
57 | // ---------------------------------------------------------------------------- | |
58 | ||
59 | #if !USE_SHARED_LIBRARY | |
60 | IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl) | |
61 | IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject) | |
62 | #endif // USE_SHARED_LIBRARY | |
63 | ||
64 | // ============================================================================ | |
65 | // implementation | |
66 | // ============================================================================ | |
67 | ||
68 | // ---------------------------------------------------------------------------- | |
69 | // wxListCtrl construction | |
70 | // ---------------------------------------------------------------------------- | |
71 | ||
72 | wxListCtrl::wxListCtrl() | |
73 | { | |
74 | m_imageListNormal = NULL; | |
75 | m_imageListSmall = NULL; | |
76 | m_imageListState = NULL; | |
77 | m_baseStyle = 0; | |
78 | m_colCount = 0; | |
79 | m_textCtrl = NULL; | |
80 | } | |
81 | ||
82 | bool wxListCtrl::Create(wxWindow *parent, | |
83 | wxWindowID id, | |
84 | const wxPoint& pos, | |
85 | const wxSize& size, | |
86 | long style, | |
87 | const wxValidator& validator, | |
88 | const wxString& name) | |
89 | { | |
90 | m_imageListNormal = NULL; | |
91 | m_imageListSmall = NULL; | |
92 | m_imageListState = NULL; | |
93 | m_textCtrl = NULL; | |
94 | m_colCount = 0; | |
95 | ||
96 | SetValidator(validator); | |
97 | SetName(name); | |
98 | ||
99 | int x = pos.x; | |
100 | int y = pos.y; | |
101 | int width = size.x; | |
102 | int height = size.y; | |
103 | ||
104 | m_windowStyle = style; | |
105 | ||
106 | SetParent(parent); | |
107 | ||
108 | if (width <= 0) | |
109 | width = 100; | |
110 | if (height <= 0) | |
111 | height = 30; | |
112 | if (x < 0) | |
113 | x = 0; | |
114 | if (y < 0) | |
115 | y = 0; | |
116 | ||
117 | m_windowId = (id == -1) ? NewControlId() : id; | |
118 | ||
119 | DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | | |
120 | LVS_SHAREIMAGELISTS | LVS_SHOWSELALWAYS; | |
121 | if ( wxStyleHasBorder(m_windowStyle) ) | |
122 | wstyle |= WS_BORDER; | |
123 | m_baseStyle = wstyle; | |
124 | ||
125 | if ( !DoCreateControl(x, y, width, height) ) | |
126 | return FALSE; | |
127 | ||
128 | if (parent) | |
129 | parent->AddChild(this); | |
130 | ||
131 | return TRUE; | |
132 | } | |
133 | ||
134 | bool wxListCtrl::DoCreateControl(int x, int y, int w, int h) | |
135 | { | |
136 | DWORD wstyle = m_baseStyle; | |
137 | ||
138 | bool want3D; | |
139 | WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D); | |
140 | ||
141 | // Even with extended styles, need to combine with WS_BORDER | |
142 | // for them to look right. | |
143 | if ( want3D ) | |
144 | wstyle |= WS_BORDER; | |
145 | ||
146 | long oldStyle = 0; // Dummy | |
147 | wstyle |= ConvertToMSWStyle(oldStyle, m_windowStyle); | |
148 | ||
149 | // Create the ListView control. | |
150 | m_hWnd = (WXHWND)CreateWindowEx(exStyle, | |
151 | WC_LISTVIEW, | |
152 | _T(""), | |
153 | wstyle, | |
154 | x, y, w, h, | |
155 | GetWinHwnd(GetParent()), | |
156 | (HMENU)m_windowId, | |
157 | wxGetInstance(), | |
158 | NULL); | |
159 | ||
160 | if ( !m_hWnd ) | |
161 | { | |
162 | wxLogError(_T("Can't create list control window.")); | |
163 | ||
164 | return FALSE; | |
165 | } | |
166 | ||
167 | // for comctl32.dll v 4.70+ we want to have this attribute because it's | |
168 | // prettier (and also because wxGTK does it like this) | |
169 | #ifdef ListView_SetExtendedListViewStyle | |
170 | if ( wstyle & LVS_REPORT ) | |
171 | { | |
172 | ListView_SetExtendedListViewStyle(GetHwnd(), | |
173 | LVS_EX_FULLROWSELECT); | |
174 | } | |
175 | #endif // ListView_SetExtendedListViewStyle | |
176 | ||
177 | wxSystemSettings settings; | |
178 | SetBackgroundColour(settings.GetSystemColour(wxSYS_COLOUR_WINDOW)); | |
179 | SetForegroundColour(GetParent()->GetForegroundColour()); | |
180 | ||
181 | SubclassWin(m_hWnd); | |
182 | ||
183 | return TRUE; | |
184 | } | |
185 | ||
186 | void wxListCtrl::UpdateStyle() | |
187 | { | |
188 | if ( GetHWND() ) | |
189 | { | |
190 | // The new window view style | |
191 | long dummy; | |
192 | DWORD dwStyleNew = ConvertToMSWStyle(dummy, m_windowStyle); | |
193 | dwStyleNew |= m_baseStyle; | |
194 | ||
195 | // Get the current window style. | |
196 | DWORD dwStyleOld = ::GetWindowLong(GetHwnd(), GWL_STYLE); | |
197 | ||
198 | // Only set the window style if the view bits have changed. | |
199 | if ( dwStyleOld != dwStyleNew ) | |
200 | { | |
201 | ::SetWindowLong(GetHwnd(), GWL_STYLE, dwStyleNew); | |
202 | } | |
203 | } | |
204 | } | |
205 | ||
206 | wxListCtrl::~wxListCtrl() | |
207 | { | |
208 | if (m_textCtrl) | |
209 | { | |
210 | m_textCtrl->UnsubclassWin(); | |
211 | m_textCtrl->SetHWND(0); | |
212 | delete m_textCtrl; | |
213 | m_textCtrl = NULL; | |
214 | } | |
215 | } | |
216 | ||
217 | // ---------------------------------------------------------------------------- | |
218 | // set/get/change style | |
219 | // ---------------------------------------------------------------------------- | |
220 | ||
221 | // Add or remove a single window style | |
222 | void wxListCtrl::SetSingleStyle(long style, bool add) | |
223 | { | |
224 | long flag = GetWindowStyleFlag(); | |
225 | ||
226 | // Get rid of conflicting styles | |
227 | if ( add ) | |
228 | { | |
229 | if ( style & wxLC_MASK_TYPE) | |
230 | flag = flag & ~wxLC_MASK_TYPE; | |
231 | if ( style & wxLC_MASK_ALIGN ) | |
232 | flag = flag & ~wxLC_MASK_ALIGN; | |
233 | if ( style & wxLC_MASK_SORT ) | |
234 | flag = flag & ~wxLC_MASK_SORT; | |
235 | } | |
236 | ||
237 | if ( flag & style ) | |
238 | { | |
239 | if ( !add ) | |
240 | flag -= style; | |
241 | } | |
242 | else | |
243 | { | |
244 | if ( add ) | |
245 | { | |
246 | flag |= style; | |
247 | } | |
248 | } | |
249 | ||
250 | m_windowStyle = flag; | |
251 | ||
252 | UpdateStyle(); | |
253 | } | |
254 | ||
255 | // Set the whole window style | |
256 | void wxListCtrl::SetWindowStyleFlag(long flag) | |
257 | { | |
258 | m_windowStyle = flag; | |
259 | ||
260 | UpdateStyle(); | |
261 | } | |
262 | ||
263 | // Can be just a single style, or a bitlist | |
264 | long wxListCtrl::ConvertToMSWStyle(long& oldStyle, long style) const | |
265 | { | |
266 | long wstyle = 0; | |
267 | if ( style & wxLC_ICON ) | |
268 | { | |
269 | if ( (oldStyle & LVS_TYPEMASK) == LVS_SMALLICON ) | |
270 | oldStyle -= LVS_SMALLICON; | |
271 | if ( (oldStyle & LVS_TYPEMASK) == LVS_REPORT ) | |
272 | oldStyle -= LVS_REPORT; | |
273 | if ( (oldStyle & LVS_TYPEMASK) == LVS_LIST ) | |
274 | oldStyle -= LVS_LIST; | |
275 | wstyle |= LVS_ICON; | |
276 | } | |
277 | ||
278 | if ( style & wxLC_SMALL_ICON ) | |
279 | { | |
280 | if ( (oldStyle & LVS_TYPEMASK) == LVS_ICON ) | |
281 | oldStyle -= LVS_ICON; | |
282 | if ( (oldStyle & LVS_TYPEMASK) == LVS_REPORT ) | |
283 | oldStyle -= LVS_REPORT; | |
284 | if ( (oldStyle & LVS_TYPEMASK) == LVS_LIST ) | |
285 | oldStyle -= LVS_LIST; | |
286 | wstyle |= LVS_SMALLICON; | |
287 | } | |
288 | ||
289 | if ( style & wxLC_LIST ) | |
290 | { | |
291 | if ( (oldStyle & LVS_TYPEMASK) == LVS_ICON ) | |
292 | oldStyle -= LVS_ICON; | |
293 | if ( (oldStyle & LVS_TYPEMASK) == LVS_REPORT ) | |
294 | oldStyle -= LVS_REPORT; | |
295 | if ( (oldStyle & LVS_TYPEMASK) == LVS_SMALLICON ) | |
296 | oldStyle -= LVS_SMALLICON; | |
297 | wstyle |= LVS_LIST; | |
298 | } | |
299 | ||
300 | if ( style & wxLC_REPORT ) | |
301 | { | |
302 | if ( (oldStyle & LVS_TYPEMASK) == LVS_ICON ) | |
303 | oldStyle -= LVS_ICON; | |
304 | if ( (oldStyle & LVS_TYPEMASK) == LVS_LIST ) | |
305 | oldStyle -= LVS_LIST; | |
306 | if ( (oldStyle & LVS_TYPEMASK) == LVS_SMALLICON ) | |
307 | oldStyle -= LVS_SMALLICON; | |
308 | ||
309 | wstyle |= LVS_REPORT; | |
310 | } | |
311 | ||
312 | if ( style & wxLC_ALIGN_LEFT ) | |
313 | { | |
314 | if ( oldStyle & LVS_ALIGNTOP ) | |
315 | oldStyle -= LVS_ALIGNTOP; | |
316 | wstyle |= LVS_ALIGNLEFT; | |
317 | } | |
318 | ||
319 | if ( style & wxLC_ALIGN_TOP ) | |
320 | { | |
321 | if ( oldStyle & LVS_ALIGNLEFT ) | |
322 | oldStyle -= LVS_ALIGNLEFT; | |
323 | wstyle |= LVS_ALIGNTOP; | |
324 | } | |
325 | ||
326 | if ( style & wxLC_AUTOARRANGE ) | |
327 | wstyle |= LVS_AUTOARRANGE; | |
328 | ||
329 | // Apparently, no such style (documentation wrong?) | |
330 | /* | |
331 | if ( style & wxLC_BUTTON ) | |
332 | wstyle |= LVS_BUTTON; | |
333 | */ | |
334 | ||
335 | if ( style & wxLC_NO_SORT_HEADER ) | |
336 | wstyle |= LVS_NOSORTHEADER; | |
337 | ||
338 | if ( style & wxLC_NO_HEADER ) | |
339 | wstyle |= LVS_NOCOLUMNHEADER; | |
340 | ||
341 | if ( style & wxLC_EDIT_LABELS ) | |
342 | wstyle |= LVS_EDITLABELS; | |
343 | ||
344 | if ( style & wxLC_SINGLE_SEL ) | |
345 | wstyle |= LVS_SINGLESEL; | |
346 | ||
347 | if ( style & wxLC_SORT_ASCENDING ) | |
348 | { | |
349 | if ( oldStyle & LVS_SORTDESCENDING ) | |
350 | oldStyle -= LVS_SORTDESCENDING; | |
351 | wstyle |= LVS_SORTASCENDING; | |
352 | } | |
353 | ||
354 | if ( style & wxLC_SORT_DESCENDING ) | |
355 | { | |
356 | if ( oldStyle & LVS_SORTASCENDING ) | |
357 | oldStyle -= LVS_SORTASCENDING; | |
358 | wstyle |= LVS_SORTDESCENDING; | |
359 | } | |
360 | ||
361 | return wstyle; | |
362 | } | |
363 | ||
364 | // ---------------------------------------------------------------------------- | |
365 | // accessors | |
366 | // ---------------------------------------------------------------------------- | |
367 | ||
368 | // Sets the background colour (GetBackgroundColour already implicit in | |
369 | // wxWindow class) | |
370 | bool wxListCtrl::SetBackgroundColour(const wxColour& col) | |
371 | { | |
372 | if ( !wxWindow::SetBackgroundColour(col) ) | |
373 | return FALSE; | |
374 | ||
375 | ListView_SetBkColor(GetHwnd(), PALETTERGB(col.Red(), col.Green(), col.Blue())); | |
376 | ||
377 | return TRUE; | |
378 | } | |
379 | ||
380 | // Gets information about this column | |
381 | bool wxListCtrl::GetColumn(int col, wxListItem& item) const | |
382 | { | |
383 | LV_COLUMN lvCol; | |
384 | lvCol.mask = 0; | |
385 | lvCol.fmt = 0; | |
386 | lvCol.pszText = NULL; | |
387 | ||
388 | if ( item.m_mask & wxLIST_MASK_TEXT ) | |
389 | { | |
390 | lvCol.mask |= LVCF_TEXT; | |
391 | lvCol.pszText = new wxChar[513]; | |
392 | lvCol.cchTextMax = 512; | |
393 | } | |
394 | ||
395 | bool success = (ListView_GetColumn(GetHwnd(), col, & lvCol) != 0); | |
396 | ||
397 | // item.m_subItem = lvCol.iSubItem; | |
398 | item.m_width = lvCol.cx; | |
399 | ||
400 | if ( (item.m_mask & wxLIST_MASK_TEXT) && lvCol.pszText ) | |
401 | { | |
402 | item.m_text = lvCol.pszText; | |
403 | delete[] lvCol.pszText; | |
404 | } | |
405 | ||
406 | if ( item.m_mask & wxLIST_MASK_FORMAT ) | |
407 | { | |
408 | if (lvCol.fmt == LVCFMT_LEFT) | |
409 | item.m_format = wxLIST_FORMAT_LEFT; | |
410 | else if (lvCol.fmt == LVCFMT_RIGHT) | |
411 | item.m_format = wxLIST_FORMAT_RIGHT; | |
412 | else if (lvCol.fmt == LVCFMT_CENTER) | |
413 | item.m_format = wxLIST_FORMAT_CENTRE; | |
414 | } | |
415 | ||
416 | return success; | |
417 | } | |
418 | ||
419 | // Sets information about this column | |
420 | bool wxListCtrl::SetColumn(int col, wxListItem& item) | |
421 | { | |
422 | LV_COLUMN lvCol; | |
423 | lvCol.mask = 0; | |
424 | lvCol.fmt = 0; | |
425 | lvCol.pszText = NULL; | |
426 | ||
427 | if ( item.m_mask & wxLIST_MASK_TEXT ) | |
428 | { | |
429 | lvCol.mask |= LVCF_TEXT; | |
430 | lvCol.pszText = WXSTRINGCAST item.m_text; | |
431 | lvCol.cchTextMax = 0; // Ignored | |
432 | } | |
433 | if ( item.m_mask & wxLIST_MASK_FORMAT ) | |
434 | { | |
435 | lvCol.mask |= LVCF_FMT; | |
436 | ||
437 | if ( item.m_format == wxLIST_FORMAT_LEFT ) | |
438 | lvCol.fmt = LVCFMT_LEFT; | |
439 | if ( item.m_format == wxLIST_FORMAT_RIGHT ) | |
440 | lvCol.fmt = LVCFMT_RIGHT; | |
441 | if ( item.m_format == wxLIST_FORMAT_CENTRE ) | |
442 | lvCol.fmt = LVCFMT_CENTER; | |
443 | } | |
444 | ||
445 | if ( item.m_mask & wxLIST_MASK_WIDTH ) | |
446 | { | |
447 | lvCol.mask |= LVCF_WIDTH; | |
448 | lvCol.cx = item.m_width; | |
449 | ||
450 | if ( lvCol.cx == wxLIST_AUTOSIZE) | |
451 | lvCol.cx = LVSCW_AUTOSIZE; | |
452 | else if ( lvCol.cx == wxLIST_AUTOSIZE_USEHEADER) | |
453 | lvCol.cx = LVSCW_AUTOSIZE_USEHEADER; | |
454 | } | |
455 | lvCol.mask |= LVCF_SUBITEM; | |
456 | lvCol.iSubItem = col; | |
457 | return (ListView_SetColumn(GetHwnd(), col, & lvCol) != 0); | |
458 | } | |
459 | ||
460 | // Gets the column width | |
461 | int wxListCtrl::GetColumnWidth(int col) const | |
462 | { | |
463 | return ListView_GetColumnWidth(GetHwnd(), col); | |
464 | } | |
465 | ||
466 | // Sets the column width | |
467 | bool wxListCtrl::SetColumnWidth(int col, int width) | |
468 | { | |
469 | int col2 = col; | |
470 | if ( m_windowStyle & wxLC_LIST ) | |
471 | col2 = -1; | |
472 | ||
473 | int width2 = width; | |
474 | if ( width2 == wxLIST_AUTOSIZE) | |
475 | width2 = LVSCW_AUTOSIZE; | |
476 | else if ( width2 == wxLIST_AUTOSIZE_USEHEADER) | |
477 | width2 = LVSCW_AUTOSIZE_USEHEADER; | |
478 | ||
479 | return (ListView_SetColumnWidth(GetHwnd(), col2, width2) != 0); | |
480 | } | |
481 | ||
482 | // Gets the number of items that can fit vertically in the | |
483 | // visible area of the list control (list or report view) | |
484 | // or the total number of items in the list control (icon | |
485 | // or small icon view) | |
486 | int wxListCtrl::GetCountPerPage(void) const | |
487 | { | |
488 | return ListView_GetCountPerPage(GetHwnd()); | |
489 | } | |
490 | ||
491 | // Gets the edit control for editing labels. | |
492 | wxTextCtrl* wxListCtrl::GetEditControl(void) const | |
493 | { | |
494 | return m_textCtrl; | |
495 | } | |
496 | ||
497 | // Gets information about the item | |
498 | bool wxListCtrl::GetItem(wxListItem& info) const | |
499 | { | |
500 | LV_ITEM lvItem; | |
501 | #ifdef __GNUWIN32__ | |
502 | memset(&lvItem, 0, sizeof(lvItem)); | |
503 | #else | |
504 | ZeroMemory(&lvItem, sizeof(lvItem)); // must set all fields to 0 | |
505 | #endif | |
506 | ||
507 | lvItem.iItem = info.m_itemId; | |
508 | lvItem.iSubItem = info.m_col; | |
509 | ||
510 | if ( info.m_mask & wxLIST_MASK_TEXT ) | |
511 | { | |
512 | lvItem.mask |= LVIF_TEXT; | |
513 | lvItem.pszText = new wxChar[513]; | |
514 | lvItem.cchTextMax = 512; | |
515 | } | |
516 | else | |
517 | { | |
518 | lvItem.pszText = NULL; | |
519 | } | |
520 | ||
521 | if (info.m_mask & wxLIST_MASK_DATA) | |
522 | lvItem.mask |= LVIF_PARAM; | |
523 | ||
524 | if ( info.m_mask & wxLIST_MASK_STATE ) | |
525 | { | |
526 | lvItem.mask |= LVIF_STATE; | |
527 | // the other bits are hardly interesting anyhow | |
528 | lvItem.stateMask = LVIS_SELECTED | LVIS_FOCUSED; | |
529 | } | |
530 | ||
531 | bool success = ListView_GetItem((HWND)GetHWND(), &lvItem) != 0; | |
532 | if ( !success ) | |
533 | { | |
534 | wxLogError(_("Couldn't retrieve information about list control item %d."), | |
535 | lvItem.iItem); | |
536 | } | |
537 | else | |
538 | { | |
539 | wxConvertFromMSWListItem(this, info, lvItem); | |
540 | } | |
541 | ||
542 | if (lvItem.pszText) | |
543 | delete[] lvItem.pszText; | |
544 | ||
545 | return success; | |
546 | } | |
547 | ||
548 | // Sets information about the item | |
549 | bool wxListCtrl::SetItem(wxListItem& info) | |
550 | { | |
551 | LV_ITEM item; | |
552 | wxConvertToMSWListItem(this, info, item); | |
553 | item.cchTextMax = 0; | |
554 | bool ok = ListView_SetItem(GetHwnd(), &item) != 0; | |
555 | if ( ok && (info.m_mask & wxLIST_MASK_IMAGE) ) | |
556 | { | |
557 | // make the change visible | |
558 | ListView_Update(GetHwnd(), item.iItem); | |
559 | } | |
560 | ||
561 | return ok; | |
562 | } | |
563 | ||
564 | long wxListCtrl::SetItem(long index, int col, const wxString& label, int imageId) | |
565 | { | |
566 | wxListItem info; | |
567 | info.m_text = label; | |
568 | info.m_mask = wxLIST_MASK_TEXT; | |
569 | info.m_itemId = index; | |
570 | info.m_col = col; | |
571 | if ( imageId > -1 ) | |
572 | { | |
573 | info.m_image = imageId; | |
574 | info.m_mask |= wxLIST_MASK_IMAGE; | |
575 | } | |
576 | return SetItem(info); | |
577 | } | |
578 | ||
579 | ||
580 | // Gets the item state | |
581 | int wxListCtrl::GetItemState(long item, long stateMask) const | |
582 | { | |
583 | wxListItem info; | |
584 | ||
585 | info.m_mask = wxLIST_MASK_STATE; | |
586 | info.m_stateMask = stateMask; | |
587 | info.m_itemId = item; | |
588 | ||
589 | if (!GetItem(info)) | |
590 | return 0; | |
591 | ||
592 | return info.m_state; | |
593 | } | |
594 | ||
595 | // Sets the item state | |
596 | bool wxListCtrl::SetItemState(long item, long state, long stateMask) | |
597 | { | |
598 | wxListItem info; | |
599 | ||
600 | info.m_mask = wxLIST_MASK_STATE; | |
601 | info.m_state = state; | |
602 | info.m_stateMask = stateMask; | |
603 | info.m_itemId = item; | |
604 | ||
605 | return SetItem(info); | |
606 | } | |
607 | ||
608 | // Sets the item image | |
609 | bool wxListCtrl::SetItemImage(long item, int image, int selImage) | |
610 | { | |
611 | wxListItem info; | |
612 | ||
613 | info.m_mask = wxLIST_MASK_IMAGE; | |
614 | info.m_image = image; | |
615 | info.m_itemId = item; | |
616 | ||
617 | return SetItem(info); | |
618 | } | |
619 | ||
620 | // Gets the item text | |
621 | wxString wxListCtrl::GetItemText(long item) const | |
622 | { | |
623 | wxListItem info; | |
624 | ||
625 | info.m_mask = wxLIST_MASK_TEXT; | |
626 | info.m_itemId = item; | |
627 | ||
628 | if (!GetItem(info)) | |
629 | return wxString(""); | |
630 | return info.m_text; | |
631 | } | |
632 | ||
633 | // Sets the item text | |
634 | void wxListCtrl::SetItemText(long item, const wxString& str) | |
635 | { | |
636 | wxListItem info; | |
637 | ||
638 | info.m_mask = wxLIST_MASK_TEXT; | |
639 | info.m_itemId = item; | |
640 | info.m_text = str; | |
641 | ||
642 | SetItem(info); | |
643 | } | |
644 | ||
645 | // Gets the item data | |
646 | long wxListCtrl::GetItemData(long item) const | |
647 | { | |
648 | wxListItem info; | |
649 | ||
650 | info.m_mask = wxLIST_MASK_DATA; | |
651 | info.m_itemId = item; | |
652 | ||
653 | if (!GetItem(info)) | |
654 | return 0; | |
655 | return info.m_data; | |
656 | } | |
657 | ||
658 | // Sets the item data | |
659 | bool wxListCtrl::SetItemData(long item, long data) | |
660 | { | |
661 | wxListItem info; | |
662 | ||
663 | info.m_mask = wxLIST_MASK_DATA; | |
664 | info.m_itemId = item; | |
665 | info.m_data = data; | |
666 | ||
667 | return SetItem(info); | |
668 | } | |
669 | ||
670 | // Gets the item rectangle | |
671 | bool wxListCtrl::GetItemRect(long item, wxRect& rect, int code) const | |
672 | { | |
673 | RECT rect2; | |
674 | ||
675 | int code2 = LVIR_BOUNDS; | |
676 | if ( code == wxLIST_RECT_BOUNDS ) | |
677 | code2 = LVIR_BOUNDS; | |
678 | else if ( code == wxLIST_RECT_ICON ) | |
679 | code2 = LVIR_ICON; | |
680 | else if ( code == wxLIST_RECT_LABEL ) | |
681 | code2 = LVIR_LABEL; | |
682 | ||
683 | #ifdef __WXWINE__ | |
684 | bool success = (ListView_GetItemRect(GetHwnd(), (int) item, &rect2 ) != 0); | |
685 | #else | |
686 | bool success = (ListView_GetItemRect(GetHwnd(), (int) item, &rect2, code2) != 0); | |
687 | #endif | |
688 | ||
689 | rect.x = rect2.left; | |
690 | rect.y = rect2.top; | |
691 | rect.width = rect2.right - rect2.left; | |
692 | rect.height = rect2.bottom - rect2.left; | |
693 | return success; | |
694 | } | |
695 | ||
696 | // Gets the item position | |
697 | bool wxListCtrl::GetItemPosition(long item, wxPoint& pos) const | |
698 | { | |
699 | POINT pt; | |
700 | ||
701 | bool success = (ListView_GetItemPosition(GetHwnd(), (int) item, &pt) != 0); | |
702 | ||
703 | pos.x = pt.x; pos.y = pt.y; | |
704 | return success; | |
705 | } | |
706 | ||
707 | // Sets the item position. | |
708 | bool wxListCtrl::SetItemPosition(long item, const wxPoint& pos) | |
709 | { | |
710 | return (ListView_SetItemPosition(GetHwnd(), (int) item, pos.x, pos.y) != 0); | |
711 | } | |
712 | ||
713 | // Gets the number of items in the list control | |
714 | int wxListCtrl::GetItemCount(void) const | |
715 | { | |
716 | return ListView_GetItemCount(GetHwnd()); | |
717 | } | |
718 | ||
719 | // Retrieves the spacing between icons in pixels. | |
720 | // If small is TRUE, gets the spacing for the small icon | |
721 | // view, otherwise the large icon view. | |
722 | int wxListCtrl::GetItemSpacing(bool isSmall) const | |
723 | { | |
724 | return ListView_GetItemSpacing(GetHwnd(), (BOOL) isSmall); | |
725 | } | |
726 | ||
727 | // Gets the number of selected items in the list control | |
728 | int wxListCtrl::GetSelectedItemCount(void) const | |
729 | { | |
730 | return ListView_GetSelectedCount(GetHwnd()); | |
731 | } | |
732 | ||
733 | // Gets the text colour of the listview | |
734 | wxColour wxListCtrl::GetTextColour(void) const | |
735 | { | |
736 | COLORREF ref = ListView_GetTextColor(GetHwnd()); | |
737 | wxColour col(GetRValue(ref), GetGValue(ref), GetBValue(ref)); | |
738 | return col; | |
739 | } | |
740 | ||
741 | // Sets the text colour of the listview | |
742 | void wxListCtrl::SetTextColour(const wxColour& col) | |
743 | { | |
744 | ListView_SetTextColor(GetHwnd(), PALETTERGB(col.Red(), col.Green(), col.Blue())); | |
745 | } | |
746 | ||
747 | // Gets the index of the topmost visible item when in | |
748 | // list or report view | |
749 | long wxListCtrl::GetTopItem(void) const | |
750 | { | |
751 | return (long) ListView_GetTopIndex(GetHwnd()); | |
752 | } | |
753 | ||
754 | // Searches for an item, starting from 'item'. | |
755 | // 'geometry' is one of | |
756 | // wxLIST_NEXT_ABOVE/ALL/BELOW/LEFT/RIGHT. | |
757 | // 'state' is a state bit flag, one or more of | |
758 | // wxLIST_STATE_DROPHILITED/FOCUSED/SELECTED/CUT. | |
759 | // item can be -1 to find the first item that matches the | |
760 | // specified flags. | |
761 | // Returns the item or -1 if unsuccessful. | |
762 | long wxListCtrl::GetNextItem(long item, int geom, int state) const | |
763 | { | |
764 | long flags = 0; | |
765 | ||
766 | if ( geom == wxLIST_NEXT_ABOVE ) | |
767 | flags |= LVNI_ABOVE; | |
768 | if ( geom == wxLIST_NEXT_ALL ) | |
769 | flags |= LVNI_ALL; | |
770 | if ( geom == wxLIST_NEXT_BELOW ) | |
771 | flags |= LVNI_BELOW; | |
772 | if ( geom == wxLIST_NEXT_LEFT ) | |
773 | flags |= LVNI_TOLEFT; | |
774 | if ( geom == wxLIST_NEXT_RIGHT ) | |
775 | flags |= LVNI_TORIGHT; | |
776 | ||
777 | if ( state & wxLIST_STATE_CUT ) | |
778 | flags |= LVNI_CUT; | |
779 | if ( state & wxLIST_STATE_DROPHILITED ) | |
780 | flags |= LVNI_DROPHILITED; | |
781 | if ( state & wxLIST_STATE_FOCUSED ) | |
782 | flags |= LVNI_FOCUSED; | |
783 | if ( state & wxLIST_STATE_SELECTED ) | |
784 | flags |= LVNI_SELECTED; | |
785 | ||
786 | return (long) ListView_GetNextItem(GetHwnd(), item, flags); | |
787 | } | |
788 | ||
789 | ||
790 | wxImageList *wxListCtrl::GetImageList(int which) const | |
791 | { | |
792 | if ( which == wxIMAGE_LIST_NORMAL ) | |
793 | { | |
794 | return m_imageListNormal; | |
795 | } | |
796 | else if ( which == wxIMAGE_LIST_SMALL ) | |
797 | { | |
798 | return m_imageListSmall; | |
799 | } | |
800 | else if ( which == wxIMAGE_LIST_STATE ) | |
801 | { | |
802 | return m_imageListState; | |
803 | } | |
804 | return NULL; | |
805 | } | |
806 | ||
807 | void wxListCtrl::SetImageList(wxImageList *imageList, int which) | |
808 | { | |
809 | int flags = 0; | |
810 | if ( which == wxIMAGE_LIST_NORMAL ) | |
811 | { | |
812 | flags = LVSIL_NORMAL; | |
813 | m_imageListNormal = imageList; | |
814 | } | |
815 | else if ( which == wxIMAGE_LIST_SMALL ) | |
816 | { | |
817 | flags = LVSIL_SMALL; | |
818 | m_imageListSmall = imageList; | |
819 | } | |
820 | else if ( which == wxIMAGE_LIST_STATE ) | |
821 | { | |
822 | flags = LVSIL_STATE; | |
823 | m_imageListState = imageList; | |
824 | } | |
825 | ListView_SetImageList(GetHwnd(), (HIMAGELIST) imageList ? imageList->GetHIMAGELIST() : 0, flags); | |
826 | } | |
827 | ||
828 | // ---------------------------------------------------------------------------- | |
829 | // Operations | |
830 | // ---------------------------------------------------------------------------- | |
831 | ||
832 | // Arranges the items | |
833 | bool wxListCtrl::Arrange(int flag) | |
834 | { | |
835 | UINT code = 0; | |
836 | if ( flag == wxLIST_ALIGN_LEFT ) | |
837 | code = LVA_ALIGNLEFT; | |
838 | else if ( flag == wxLIST_ALIGN_TOP ) | |
839 | code = LVA_ALIGNTOP; | |
840 | else if ( flag == wxLIST_ALIGN_DEFAULT ) | |
841 | code = LVA_DEFAULT; | |
842 | else if ( flag == wxLIST_ALIGN_SNAP_TO_GRID ) | |
843 | code = LVA_SNAPTOGRID; | |
844 | ||
845 | return (ListView_Arrange(GetHwnd(), code) != 0); | |
846 | } | |
847 | ||
848 | // Deletes an item | |
849 | bool wxListCtrl::DeleteItem(long item) | |
850 | { | |
851 | return (ListView_DeleteItem(GetHwnd(), (int) item) != 0); | |
852 | } | |
853 | ||
854 | // Deletes all items | |
855 | bool wxListCtrl::DeleteAllItems() | |
856 | { | |
857 | return (ListView_DeleteAllItems(GetHwnd()) != 0); | |
858 | } | |
859 | ||
860 | // Deletes all items | |
861 | bool wxListCtrl::DeleteAllColumns() | |
862 | { | |
863 | while ( m_colCount > 0 ) | |
864 | { | |
865 | if ( ListView_DeleteColumn(GetHwnd(), 0) == 0 ) | |
866 | { | |
867 | wxLogLastError("ListView_DeleteColumn"); | |
868 | ||
869 | return FALSE; | |
870 | } | |
871 | ||
872 | m_colCount--; | |
873 | } | |
874 | ||
875 | wxASSERT_MSG( m_colCount == 0, _T("no columns should be left") ); | |
876 | ||
877 | return TRUE; | |
878 | } | |
879 | ||
880 | // Deletes a column | |
881 | bool wxListCtrl::DeleteColumn(int col) | |
882 | { | |
883 | bool success = (ListView_DeleteColumn(GetHwnd(), col) != 0); | |
884 | ||
885 | if ( success && (m_colCount > 0) ) | |
886 | m_colCount --; | |
887 | return success; | |
888 | } | |
889 | ||
890 | // Clears items, and columns if there are any. | |
891 | void wxListCtrl::ClearAll() | |
892 | { | |
893 | DeleteAllItems(); | |
894 | if ( m_colCount > 0 ) | |
895 | DeleteAllColumns(); | |
896 | } | |
897 | ||
898 | wxTextCtrl* wxListCtrl::EditLabel(long item, wxClassInfo* textControlClass) | |
899 | { | |
900 | wxASSERT( (textControlClass->IsKindOf(CLASSINFO(wxTextCtrl))) ); | |
901 | ||
902 | HWND hWnd = (HWND) ListView_EditLabel(GetHwnd(), item); | |
903 | ||
904 | if (m_textCtrl) | |
905 | { | |
906 | m_textCtrl->UnsubclassWin(); | |
907 | m_textCtrl->SetHWND(0); | |
908 | delete m_textCtrl; | |
909 | m_textCtrl = NULL; | |
910 | } | |
911 | ||
912 | m_textCtrl = (wxTextCtrl*) textControlClass->CreateObject(); | |
913 | m_textCtrl->SetHWND((WXHWND) hWnd); | |
914 | m_textCtrl->SubclassWin((WXHWND) hWnd); | |
915 | ||
916 | return m_textCtrl; | |
917 | } | |
918 | ||
919 | // End label editing, optionally cancelling the edit | |
920 | bool wxListCtrl::EndEditLabel(bool cancel) | |
921 | { | |
922 | wxFAIL; | |
923 | ||
924 | /* I don't know how to implement this: there's no such macro as ListView_EndEditLabelNow. | |
925 | * ??? | |
926 | bool success = (ListView_EndEditLabelNow(GetHwnd(), cancel) != 0); | |
927 | ||
928 | if (m_textCtrl) | |
929 | { | |
930 | m_textCtrl->UnsubclassWin(); | |
931 | m_textCtrl->SetHWND(0); | |
932 | delete m_textCtrl; | |
933 | m_textCtrl = NULL; | |
934 | } | |
935 | return success; | |
936 | */ | |
937 | return FALSE; | |
938 | } | |
939 | ||
940 | ||
941 | // Ensures this item is visible | |
942 | bool wxListCtrl::EnsureVisible(long item) | |
943 | { | |
944 | return (ListView_EnsureVisible(GetHwnd(), (int) item, FALSE) != 0); | |
945 | } | |
946 | ||
947 | // Find an item whose label matches this string, starting from the item after 'start' | |
948 | // or the beginning if 'start' is -1. | |
949 | long wxListCtrl::FindItem(long start, const wxString& str, bool partial) | |
950 | { | |
951 | LV_FINDINFO findInfo; | |
952 | ||
953 | findInfo.flags = LVFI_STRING; | |
954 | if ( partial ) | |
955 | findInfo.flags |= LVFI_STRING; | |
956 | findInfo.psz = WXSTRINGCAST str; | |
957 | ||
958 | return ListView_FindItem(GetHwnd(), (int) start, & findInfo); | |
959 | } | |
960 | ||
961 | // Find an item whose data matches this data, starting from the item after 'start' | |
962 | // or the beginning if 'start' is -1. | |
963 | long wxListCtrl::FindItem(long start, long data) | |
964 | { | |
965 | LV_FINDINFO findInfo; | |
966 | ||
967 | findInfo.flags = LVFI_PARAM; | |
968 | findInfo.lParam = data; | |
969 | ||
970 | return ListView_FindItem(GetHwnd(), (int) start, & findInfo); | |
971 | } | |
972 | ||
973 | // Find an item nearest this position in the specified direction, starting from | |
974 | // the item after 'start' or the beginning if 'start' is -1. | |
975 | long wxListCtrl::FindItem(long start, const wxPoint& pt, int direction) | |
976 | { | |
977 | LV_FINDINFO findInfo; | |
978 | ||
979 | findInfo.flags = LVFI_NEARESTXY; | |
980 | findInfo.pt.x = pt.x; | |
981 | findInfo.pt.y = pt.y; | |
982 | findInfo.vkDirection = VK_RIGHT; | |
983 | ||
984 | if ( direction == wxLIST_FIND_UP ) | |
985 | findInfo.vkDirection = VK_UP; | |
986 | else if ( direction == wxLIST_FIND_DOWN ) | |
987 | findInfo.vkDirection = VK_DOWN; | |
988 | else if ( direction == wxLIST_FIND_LEFT ) | |
989 | findInfo.vkDirection = VK_LEFT; | |
990 | else if ( direction == wxLIST_FIND_RIGHT ) | |
991 | findInfo.vkDirection = VK_RIGHT; | |
992 | ||
993 | return ListView_FindItem(GetHwnd(), (int) start, & findInfo); | |
994 | } | |
995 | ||
996 | // Determines which item (if any) is at the specified point, | |
997 | // giving details in 'flags' (see wxLIST_HITTEST_... flags above) | |
998 | long wxListCtrl::HitTest(const wxPoint& point, int& flags) | |
999 | { | |
1000 | LV_HITTESTINFO hitTestInfo; | |
1001 | hitTestInfo.pt.x = (int) point.x; | |
1002 | hitTestInfo.pt.y = (int) point.y; | |
1003 | ||
1004 | ListView_HitTest(GetHwnd(), & hitTestInfo); | |
1005 | ||
1006 | flags = 0; | |
1007 | if ( hitTestInfo.flags & LVHT_ABOVE ) | |
1008 | flags |= wxLIST_HITTEST_ABOVE; | |
1009 | if ( hitTestInfo.flags & LVHT_BELOW ) | |
1010 | flags |= wxLIST_HITTEST_BELOW; | |
1011 | if ( hitTestInfo.flags & LVHT_NOWHERE ) | |
1012 | flags |= wxLIST_HITTEST_NOWHERE; | |
1013 | if ( hitTestInfo.flags & LVHT_ONITEMICON ) | |
1014 | flags |= wxLIST_HITTEST_ONITEMICON; | |
1015 | if ( hitTestInfo.flags & LVHT_ONITEMLABEL ) | |
1016 | flags |= wxLIST_HITTEST_ONITEMLABEL; | |
1017 | if ( hitTestInfo.flags & LVHT_ONITEMSTATEICON ) | |
1018 | flags |= wxLIST_HITTEST_ONITEMSTATEICON; | |
1019 | if ( hitTestInfo.flags & LVHT_TOLEFT ) | |
1020 | flags |= wxLIST_HITTEST_TOLEFT; | |
1021 | if ( hitTestInfo.flags & LVHT_TORIGHT ) | |
1022 | flags |= wxLIST_HITTEST_TORIGHT; | |
1023 | ||
1024 | return (long) hitTestInfo.iItem; | |
1025 | } | |
1026 | ||
1027 | // Inserts an item, returning the index of the new item if successful, | |
1028 | // -1 otherwise. | |
1029 | long wxListCtrl::InsertItem(wxListItem& info) | |
1030 | { | |
1031 | LV_ITEM item; | |
1032 | wxConvertToMSWListItem(this, info, item); | |
1033 | ||
1034 | return (long) ListView_InsertItem(GetHwnd(), & item); | |
1035 | } | |
1036 | ||
1037 | long wxListCtrl::InsertItem(long index, const wxString& label) | |
1038 | { | |
1039 | wxListItem info; | |
1040 | info.m_text = label; | |
1041 | info.m_mask = wxLIST_MASK_TEXT; | |
1042 | info.m_itemId = index; | |
1043 | return InsertItem(info); | |
1044 | } | |
1045 | ||
1046 | // Inserts an image item | |
1047 | long wxListCtrl::InsertItem(long index, int imageIndex) | |
1048 | { | |
1049 | wxListItem info; | |
1050 | info.m_image = imageIndex; | |
1051 | info.m_mask = wxLIST_MASK_IMAGE; | |
1052 | info.m_itemId = index; | |
1053 | return InsertItem(info); | |
1054 | } | |
1055 | ||
1056 | // Inserts an image/string item | |
1057 | long wxListCtrl::InsertItem(long index, const wxString& label, int imageIndex) | |
1058 | { | |
1059 | wxListItem info; | |
1060 | info.m_image = imageIndex; | |
1061 | info.m_text = label; | |
1062 | info.m_mask = wxLIST_MASK_IMAGE | wxLIST_MASK_TEXT; | |
1063 | info.m_itemId = index; | |
1064 | return InsertItem(info); | |
1065 | } | |
1066 | ||
1067 | // For list view mode (only), inserts a column. | |
1068 | long wxListCtrl::InsertColumn(long col, wxListItem& item) | |
1069 | { | |
1070 | LV_COLUMN lvCol; | |
1071 | lvCol.mask = 0; | |
1072 | lvCol.fmt = 0; | |
1073 | lvCol.pszText = NULL; | |
1074 | ||
1075 | if ( item.m_mask & wxLIST_MASK_TEXT ) | |
1076 | { | |
1077 | lvCol.mask |= LVCF_TEXT; | |
1078 | lvCol.pszText = WXSTRINGCAST item.m_text; | |
1079 | lvCol.cchTextMax = 0; // Ignored | |
1080 | } | |
1081 | if ( item.m_mask & wxLIST_MASK_FORMAT ) | |
1082 | { | |
1083 | lvCol.mask |= LVCF_FMT; | |
1084 | ||
1085 | if ( item.m_format == wxLIST_FORMAT_LEFT ) | |
1086 | lvCol.fmt = LVCFMT_LEFT; | |
1087 | if ( item.m_format == wxLIST_FORMAT_RIGHT ) | |
1088 | lvCol.fmt = LVCFMT_RIGHT; | |
1089 | if ( item.m_format == wxLIST_FORMAT_CENTRE ) | |
1090 | lvCol.fmt = LVCFMT_CENTER; | |
1091 | } | |
1092 | ||
1093 | lvCol.mask |= LVCF_WIDTH; | |
1094 | if ( item.m_mask & wxLIST_MASK_WIDTH ) | |
1095 | { | |
1096 | if ( item.m_width == wxLIST_AUTOSIZE) | |
1097 | lvCol.cx = LVSCW_AUTOSIZE; | |
1098 | else if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER) | |
1099 | lvCol.cx = LVSCW_AUTOSIZE_USEHEADER; | |
1100 | else | |
1101 | lvCol.cx = item.m_width; | |
1102 | } | |
1103 | else | |
1104 | { | |
1105 | // always give some width to the new column: this one is compatible | |
1106 | // with wxGTK | |
1107 | lvCol.cx = 80; | |
1108 | } | |
1109 | ||
1110 | lvCol.mask |= LVCF_SUBITEM; | |
1111 | lvCol.iSubItem = col; | |
1112 | ||
1113 | bool success = ListView_InsertColumn(GetHwnd(), col, & lvCol) != -1; | |
1114 | if ( success ) | |
1115 | { | |
1116 | m_colCount++; | |
1117 | } | |
1118 | else | |
1119 | { | |
1120 | wxLogDebug(_T("Failed to insert the column '%s' into listview!"), | |
1121 | lvCol.pszText); | |
1122 | } | |
1123 | ||
1124 | return success; | |
1125 | } | |
1126 | ||
1127 | long wxListCtrl::InsertColumn(long col, const wxString& heading, int format, | |
1128 | int width) | |
1129 | { | |
1130 | wxListItem item; | |
1131 | item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT; | |
1132 | item.m_text = heading; | |
1133 | if ( width > -1 ) | |
1134 | { | |
1135 | item.m_mask |= wxLIST_MASK_WIDTH; | |
1136 | item.m_width = width; | |
1137 | } | |
1138 | item.m_format = format; | |
1139 | ||
1140 | return InsertColumn(col, item); | |
1141 | } | |
1142 | ||
1143 | // Scrolls the list control. If in icon, small icon or report view mode, | |
1144 | // x specifies the number of pixels to scroll. If in list view mode, x | |
1145 | // specifies the number of columns to scroll. | |
1146 | // If in icon, small icon or list view mode, y specifies the number of pixels | |
1147 | // to scroll. If in report view mode, y specifies the number of lines to scroll. | |
1148 | bool wxListCtrl::ScrollList(int dx, int dy) | |
1149 | { | |
1150 | return (ListView_Scroll(GetHwnd(), dx, dy) != 0); | |
1151 | } | |
1152 | ||
1153 | // Sort items. | |
1154 | ||
1155 | // fn is a function which takes 3 long arguments: item1, item2, data. | |
1156 | // item1 is the long data associated with a first item (NOT the index). | |
1157 | // item2 is the long data associated with a second item (NOT the index). | |
1158 | // data is the same value as passed to SortItems. | |
1159 | // The return value is a negative number if the first item should precede the second | |
1160 | // item, a positive number of the second item should precede the first, | |
1161 | // or zero if the two items are equivalent. | |
1162 | ||
1163 | // data is arbitrary data to be passed to the sort function. | |
1164 | bool wxListCtrl::SortItems(wxListCtrlCompare fn, long data) | |
1165 | { | |
1166 | return (ListView_SortItems(GetHwnd(), (PFNLVCOMPARE) fn, data) != 0); | |
1167 | } | |
1168 | ||
1169 | // ---------------------------------------------------------------------------- | |
1170 | // message processing | |
1171 | // ---------------------------------------------------------------------------- | |
1172 | ||
1173 | bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id) | |
1174 | { | |
1175 | if (cmd == EN_UPDATE) | |
1176 | { | |
1177 | wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, id); | |
1178 | event.SetEventObject( this ); | |
1179 | ProcessCommand(event); | |
1180 | return TRUE; | |
1181 | } | |
1182 | else if (cmd == EN_KILLFOCUS) | |
1183 | { | |
1184 | wxCommandEvent event(wxEVT_KILL_FOCUS, id); | |
1185 | event.SetEventObject( this ); | |
1186 | ProcessCommand(event); | |
1187 | return TRUE; | |
1188 | } | |
1189 | else | |
1190 | return FALSE; | |
1191 | } | |
1192 | ||
1193 | bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) | |
1194 | { | |
1195 | wxListEvent event(wxEVT_NULL, m_windowId); | |
1196 | wxEventType eventType = wxEVT_NULL; | |
1197 | NMHDR *hdr1 = (NMHDR *) lParam; | |
1198 | switch ( hdr1->code ) | |
1199 | { | |
1200 | case LVN_BEGINRDRAG: | |
1201 | eventType = wxEVT_COMMAND_LIST_BEGIN_RDRAG; | |
1202 | // fall through | |
1203 | ||
1204 | case LVN_BEGINDRAG: | |
1205 | if ( eventType == wxEVT_NULL ) | |
1206 | { | |
1207 | eventType = wxEVT_COMMAND_LIST_BEGIN_DRAG; | |
1208 | } | |
1209 | ||
1210 | { | |
1211 | NM_LISTVIEW *hdr = (NM_LISTVIEW *)lParam; | |
1212 | event.m_itemIndex = hdr->iItem; | |
1213 | event.m_pointDrag.x = hdr->ptAction.x; | |
1214 | event.m_pointDrag.y = hdr->ptAction.y; | |
1215 | } | |
1216 | break; | |
1217 | ||
1218 | case LVN_BEGINLABELEDIT: | |
1219 | { | |
1220 | eventType = wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT; | |
1221 | LV_DISPINFO *info = (LV_DISPINFO *)lParam; | |
1222 | wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd()); | |
1223 | break; | |
1224 | } | |
1225 | ||
1226 | case LVN_COLUMNCLICK: | |
1227 | { | |
1228 | eventType = wxEVT_COMMAND_LIST_COL_CLICK; | |
1229 | NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; | |
1230 | event.m_itemIndex = -1; | |
1231 | event.m_col = hdr->iSubItem; | |
1232 | break; | |
1233 | } | |
1234 | ||
1235 | case LVN_DELETEALLITEMS: | |
1236 | // what's the sense of generating a wxWin event for this when | |
1237 | // it's absolutely not portable? | |
1238 | #if 0 | |
1239 | eventType = wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS; | |
1240 | event.m_itemIndex = -1; | |
1241 | #endif // 0 | |
1242 | ||
1243 | // return TRUE to suppress all additional LVN_DELETEITEM | |
1244 | // notifications - this makes deleting all items from a list ctrl | |
1245 | // much faster | |
1246 | *result = TRUE; | |
1247 | return TRUE; | |
1248 | ||
1249 | case LVN_DELETEITEM: | |
1250 | { | |
1251 | eventType = wxEVT_COMMAND_LIST_DELETE_ITEM; | |
1252 | NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; | |
1253 | event.m_itemIndex = hdr->iItem; | |
1254 | break; | |
1255 | } | |
1256 | case LVN_ENDLABELEDIT: | |
1257 | { | |
1258 | eventType = wxEVT_COMMAND_LIST_END_LABEL_EDIT; | |
1259 | LV_DISPINFO *info = (LV_DISPINFO *)lParam; | |
1260 | wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd()); | |
1261 | if ( info->item.pszText == NULL || info->item.iItem == -1 ) | |
1262 | event.m_cancelled = TRUE; | |
1263 | break; | |
1264 | } | |
1265 | case LVN_GETDISPINFO: | |
1266 | return FALSE; | |
1267 | ||
1268 | // this provokes stack overflow: indeed, wxConvertFromMSWListItem() | |
1269 | // sends us WM_NOTIFY! As it doesn't do anything for now, just leave | |
1270 | // it out. | |
1271 | #if 0 | |
1272 | { | |
1273 | // TODO: some text buffering here, I think | |
1274 | // TODO: API for getting Windows to retrieve values | |
1275 | // on demand. | |
1276 | eventType = wxEVT_COMMAND_LIST_GET_INFO; | |
1277 | LV_DISPINFO *info = (LV_DISPINFO *)lParam; | |
1278 | wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd()); | |
1279 | break; | |
1280 | } | |
1281 | #endif // 0 | |
1282 | ||
1283 | case LVN_INSERTITEM: | |
1284 | { | |
1285 | eventType = wxEVT_COMMAND_LIST_INSERT_ITEM; | |
1286 | NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; | |
1287 | event.m_itemIndex = hdr->iItem; | |
1288 | break; | |
1289 | } | |
1290 | case LVN_ITEMCHANGED: | |
1291 | { | |
1292 | // This needs to be sent to wxListCtrl as a rather more | |
1293 | // concrete event. For now, just detect a selection | |
1294 | // or deselection. | |
1295 | NM_LISTVIEW* hdr = (NM_LISTVIEW*)lParam; | |
1296 | if ( (hdr->uNewState & LVIS_SELECTED) && !(hdr->uOldState & LVIS_SELECTED) ) | |
1297 | { | |
1298 | eventType = wxEVT_COMMAND_LIST_ITEM_SELECTED; | |
1299 | event.m_itemIndex = hdr->iItem; | |
1300 | } | |
1301 | else if ( !(hdr->uNewState & LVIS_SELECTED) && (hdr->uOldState & LVIS_SELECTED) ) | |
1302 | { | |
1303 | eventType = wxEVT_COMMAND_LIST_ITEM_DESELECTED; | |
1304 | event.m_itemIndex = hdr->iItem; | |
1305 | } | |
1306 | else | |
1307 | return FALSE; | |
1308 | break; | |
1309 | } | |
1310 | ||
1311 | case LVN_KEYDOWN: | |
1312 | { | |
1313 | LV_KEYDOWN *info = (LV_KEYDOWN *)lParam; | |
1314 | WORD wVKey = info->wVKey; | |
1315 | ||
1316 | // get the current selection | |
1317 | long lItem = GetNextItem(-1, | |
1318 | wxLIST_NEXT_ALL, | |
1319 | wxLIST_STATE_SELECTED); | |
1320 | ||
1321 | // <Enter> or <Space> activate the selected item if any | |
1322 | if ( lItem != -1 && (wVKey == VK_RETURN || wVKey == VK_SPACE) ) | |
1323 | { | |
1324 | // TODO this behaviour probably should be optional | |
1325 | eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED; | |
1326 | event.m_itemIndex = lItem; | |
1327 | } | |
1328 | else | |
1329 | { | |
1330 | eventType = wxEVT_COMMAND_LIST_KEY_DOWN; | |
1331 | event.m_code = wxCharCodeMSWToWX(wVKey); | |
1332 | } | |
1333 | break; | |
1334 | } | |
1335 | ||
1336 | case NM_DBLCLK: | |
1337 | // if the user processes it in wxEVT_COMMAND_LEFT_CLICK(), don't do | |
1338 | // anything else | |
1339 | if ( wxControl::MSWOnNotify(idCtrl, lParam, result) ) | |
1340 | { | |
1341 | return TRUE; | |
1342 | } | |
1343 | ||
1344 | // else translate it into wxEVT_COMMAND_LIST_ITEM_ACTIVATED event | |
1345 | eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED; | |
1346 | break; | |
1347 | ||
1348 | case LVN_SETDISPINFO: | |
1349 | { | |
1350 | eventType = wxEVT_COMMAND_LIST_SET_INFO; | |
1351 | LV_DISPINFO *info = (LV_DISPINFO *)lParam; | |
1352 | wxConvertFromMSWListItem(this, event.m_item, info->item, GetHwnd()); | |
1353 | break; | |
1354 | } | |
1355 | ||
1356 | default: | |
1357 | return wxControl::MSWOnNotify(idCtrl, lParam, result); | |
1358 | } | |
1359 | ||
1360 | event.SetEventObject( this ); | |
1361 | event.SetEventType(eventType); | |
1362 | ||
1363 | if ( !GetEventHandler()->ProcessEvent(event) ) | |
1364 | return FALSE; | |
1365 | ||
1366 | if (hdr1->code == LVN_GETDISPINFO) | |
1367 | { | |
1368 | LV_DISPINFO *info = (LV_DISPINFO *)lParam; | |
1369 | if ( info->item.mask & LVIF_TEXT ) | |
1370 | { | |
1371 | if ( !event.m_item.m_text.IsNull() ) | |
1372 | { | |
1373 | info->item.pszText = AddPool(event.m_item.m_text); | |
1374 | info->item.cchTextMax = wxStrlen(info->item.pszText) + 1; | |
1375 | } | |
1376 | } | |
1377 | // wxConvertToMSWListItem(this, event.m_item, info->item); | |
1378 | } | |
1379 | ||
1380 | *result = !event.IsAllowed(); | |
1381 | ||
1382 | return TRUE; | |
1383 | } | |
1384 | ||
1385 | wxChar *wxListCtrl::AddPool(const wxString& str) | |
1386 | { | |
1387 | // Remove the first element if 3 strings exist | |
1388 | if ( m_stringPool.Number() == 3 ) | |
1389 | { | |
1390 | wxNode *node = m_stringPool.First(); | |
1391 | delete[] (char *)node->Data(); | |
1392 | delete node; | |
1393 | } | |
1394 | wxNode *node = m_stringPool.Add(WXSTRINGCAST str); | |
1395 | return (wxChar *)node->Data(); | |
1396 | } | |
1397 | ||
1398 | // ---------------------------------------------------------------------------- | |
1399 | // wxListItem | |
1400 | // ---------------------------------------------------------------------------- | |
1401 | ||
1402 | // List item structure | |
1403 | wxListItem::wxListItem() | |
1404 | { | |
1405 | m_mask = 0; | |
1406 | m_itemId = 0; | |
1407 | m_col = 0; | |
1408 | m_state = 0; | |
1409 | m_stateMask = 0; | |
1410 | m_image = 0; | |
1411 | m_data = 0; | |
1412 | ||
1413 | m_format = wxLIST_FORMAT_CENTRE; | |
1414 | m_width = 0; | |
1415 | } | |
1416 | ||
1417 | static void wxConvertFromMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& lvItem, HWND getFullInfo) | |
1418 | { | |
1419 | info.m_data = lvItem.lParam; | |
1420 | info.m_mask = 0; | |
1421 | info.m_state = 0; | |
1422 | info.m_stateMask = 0; | |
1423 | info.m_itemId = lvItem.iItem; | |
1424 | ||
1425 | long oldMask = lvItem.mask; | |
1426 | ||
1427 | bool needText = FALSE; | |
1428 | if (getFullInfo != 0) | |
1429 | { | |
1430 | if ( lvItem.mask & LVIF_TEXT ) | |
1431 | needText = FALSE; | |
1432 | else | |
1433 | needText = TRUE; | |
1434 | ||
1435 | if ( needText ) | |
1436 | { | |
1437 | lvItem.pszText = new wxChar[513]; | |
1438 | lvItem.cchTextMax = 512; | |
1439 | } | |
1440 | // lvItem.mask |= TVIF_HANDLE | TVIF_STATE | TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_CHILDREN | TVIF_PARAM; | |
1441 | lvItem.mask |= LVIF_TEXT | LVIF_IMAGE | LVIF_PARAM; | |
1442 | ::SendMessage(getFullInfo, LVM_GETITEM, 0, (LPARAM)& lvItem); | |
1443 | } | |
1444 | ||
1445 | if ( lvItem.mask & LVIF_STATE ) | |
1446 | { | |
1447 | info.m_mask |= wxLIST_MASK_STATE; | |
1448 | ||
1449 | if ( lvItem.stateMask & LVIS_CUT) | |
1450 | { | |
1451 | info.m_stateMask |= wxLIST_STATE_CUT; | |
1452 | if ( lvItem.state & LVIS_CUT ) | |
1453 | info.m_state |= wxLIST_STATE_CUT; | |
1454 | } | |
1455 | if ( lvItem.stateMask & LVIS_DROPHILITED) | |
1456 | { | |
1457 | info.m_stateMask |= wxLIST_STATE_DROPHILITED; | |
1458 | if ( lvItem.state & LVIS_DROPHILITED ) | |
1459 | info.m_state |= wxLIST_STATE_DROPHILITED; | |
1460 | } | |
1461 | if ( lvItem.stateMask & LVIS_FOCUSED) | |
1462 | { | |
1463 | info.m_stateMask |= wxLIST_STATE_FOCUSED; | |
1464 | if ( lvItem.state & LVIS_FOCUSED ) | |
1465 | info.m_state |= wxLIST_STATE_FOCUSED; | |
1466 | } | |
1467 | if ( lvItem.stateMask & LVIS_SELECTED) | |
1468 | { | |
1469 | info.m_stateMask |= wxLIST_STATE_SELECTED; | |
1470 | if ( lvItem.state & LVIS_SELECTED ) | |
1471 | info.m_state |= wxLIST_STATE_SELECTED; | |
1472 | } | |
1473 | } | |
1474 | ||
1475 | if ( lvItem.mask & LVIF_TEXT ) | |
1476 | { | |
1477 | info.m_mask |= wxLIST_MASK_TEXT; | |
1478 | info.m_text = lvItem.pszText; | |
1479 | } | |
1480 | if ( lvItem.mask & LVIF_IMAGE ) | |
1481 | { | |
1482 | info.m_mask |= wxLIST_MASK_IMAGE; | |
1483 | info.m_image = lvItem.iImage; | |
1484 | } | |
1485 | if ( lvItem.mask & LVIF_PARAM ) | |
1486 | info.m_mask |= wxLIST_MASK_DATA; | |
1487 | if ( lvItem.mask & LVIF_DI_SETITEM ) | |
1488 | info.m_mask |= wxLIST_SET_ITEM; | |
1489 | info.m_col = lvItem.iSubItem; | |
1490 | ||
1491 | if (needText) | |
1492 | { | |
1493 | if (lvItem.pszText) | |
1494 | delete[] lvItem.pszText; | |
1495 | } | |
1496 | lvItem.mask = oldMask; | |
1497 | } | |
1498 | ||
1499 | static void wxConvertToMSWListItem(const wxListCtrl *ctrl, wxListItem& info, LV_ITEM& lvItem) | |
1500 | { | |
1501 | lvItem.iItem = (int) info.m_itemId; | |
1502 | ||
1503 | lvItem.iImage = info.m_image; | |
1504 | lvItem.lParam = info.m_data; | |
1505 | lvItem.stateMask = 0; | |
1506 | lvItem.state = 0; | |
1507 | lvItem.mask = 0; | |
1508 | lvItem.iSubItem = info.m_col; | |
1509 | ||
1510 | if (info.m_mask & wxLIST_MASK_STATE) | |
1511 | { | |
1512 | lvItem.mask |= LVIF_STATE; | |
1513 | if (info.m_stateMask & wxLIST_STATE_CUT) | |
1514 | { | |
1515 | lvItem.stateMask |= LVIS_CUT; | |
1516 | if (info.m_state & wxLIST_STATE_CUT) | |
1517 | lvItem.state |= LVIS_CUT; | |
1518 | } | |
1519 | if (info.m_stateMask & wxLIST_STATE_DROPHILITED) | |
1520 | { | |
1521 | lvItem.stateMask |= LVIS_DROPHILITED; | |
1522 | if (info.m_state & wxLIST_STATE_DROPHILITED) | |
1523 | lvItem.state |= LVIS_DROPHILITED; | |
1524 | } | |
1525 | if (info.m_stateMask & wxLIST_STATE_FOCUSED) | |
1526 | { | |
1527 | lvItem.stateMask |= LVIS_FOCUSED; | |
1528 | if (info.m_state & wxLIST_STATE_FOCUSED) | |
1529 | lvItem.state |= LVIS_FOCUSED; | |
1530 | } | |
1531 | if (info.m_stateMask & wxLIST_STATE_SELECTED) | |
1532 | { | |
1533 | lvItem.stateMask |= LVIS_SELECTED; | |
1534 | if (info.m_state & wxLIST_STATE_SELECTED) | |
1535 | lvItem.state |= LVIS_SELECTED; | |
1536 | } | |
1537 | } | |
1538 | ||
1539 | if (info.m_mask & wxLIST_MASK_TEXT) | |
1540 | { | |
1541 | lvItem.mask |= LVIF_TEXT; | |
1542 | if ( ctrl->GetWindowStyleFlag() & wxLC_USER_TEXT ) | |
1543 | { | |
1544 | lvItem.pszText = LPSTR_TEXTCALLBACK; | |
1545 | } | |
1546 | else | |
1547 | { | |
1548 | lvItem.pszText = WXSTRINGCAST info.m_text; | |
1549 | if ( lvItem.pszText ) | |
1550 | lvItem.cchTextMax = info.m_text.Length(); | |
1551 | else | |
1552 | lvItem.cchTextMax = 0; | |
1553 | } | |
1554 | } | |
1555 | if (info.m_mask & wxLIST_MASK_IMAGE) | |
1556 | lvItem.mask |= LVIF_IMAGE; | |
1557 | if (info.m_mask & wxLIST_MASK_DATA) | |
1558 | lvItem.mask |= LVIF_PARAM; | |
1559 | } | |
1560 | ||
1561 | // ---------------------------------------------------------------------------- | |
1562 | // List event | |
1563 | // ---------------------------------------------------------------------------- | |
1564 | ||
1565 | IMPLEMENT_DYNAMIC_CLASS(wxListEvent, wxNotifyEvent) | |
1566 | ||
1567 | wxListEvent::wxListEvent(wxEventType commandType, int id) | |
1568 | : wxNotifyEvent(commandType, id) | |
1569 | { | |
1570 | m_code = 0; | |
1571 | m_itemIndex = 0; | |
1572 | m_col = 0; | |
1573 | m_cancelled = FALSE; | |
1574 | } | |
1575 | ||
1576 | #endif // __WIN95__ | |
1577 |