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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/common/tbarbase.cpp | |
3 | // Purpose: wxToolBarBase implementation | |
4 | // Author: Julian Smart | |
5 | // Modified by: VZ at 11.12.99 (wxScrollableToolBar split off) | |
6 | // Created: 04/01/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // ============================================================================ | |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | // For compilers that support precompilation, includes "wx.h". | |
21 | #include "wx/wxprec.h" | |
22 | ||
23 | #ifdef __BORLANDC__ | |
24 | #pragma hdrstop | |
25 | #endif | |
26 | ||
27 | #if wxUSE_TOOLBAR | |
28 | ||
29 | #include "wx/toolbar.h" | |
30 | ||
31 | #ifndef WX_PRECOMP | |
32 | #include "wx/control.h" | |
33 | #include "wx/frame.h" | |
34 | #include "wx/settings.h" | |
35 | #if WXWIN_COMPATIBILITY_2_8 | |
36 | #include "wx/image.h" | |
37 | #endif // WXWIN_COMPATIBILITY_2_8 | |
38 | #include "wx/menu.h" | |
39 | #endif | |
40 | ||
41 | // ---------------------------------------------------------------------------- | |
42 | // wxWidgets macros | |
43 | // ---------------------------------------------------------------------------- | |
44 | ||
45 | BEGIN_EVENT_TABLE(wxToolBarBase, wxControl) | |
46 | END_EVENT_TABLE() | |
47 | ||
48 | #include "wx/listimpl.cpp" | |
49 | ||
50 | WX_DEFINE_LIST(wxToolBarToolsList) | |
51 | ||
52 | // ============================================================================ | |
53 | // implementation | |
54 | // ============================================================================ | |
55 | ||
56 | // ---------------------------------------------------------------------------- | |
57 | // wxToolBarToolBase | |
58 | // ---------------------------------------------------------------------------- | |
59 | ||
60 | IMPLEMENT_DYNAMIC_CLASS(wxToolBarToolBase, wxObject) | |
61 | ||
62 | wxToolBarToolBase::~wxToolBarToolBase() | |
63 | { | |
64 | #if wxUSE_MENUS | |
65 | delete m_dropdownMenu; | |
66 | #endif | |
67 | ||
68 | if ( IsControl() ) | |
69 | GetControl()->Destroy(); | |
70 | } | |
71 | ||
72 | ||
73 | bool wxToolBarToolBase::Enable(bool enable) | |
74 | { | |
75 | if ( m_enabled == enable ) | |
76 | return false; | |
77 | ||
78 | m_enabled = enable; | |
79 | ||
80 | return true; | |
81 | } | |
82 | ||
83 | bool wxToolBarToolBase::Toggle(bool toggle) | |
84 | { | |
85 | wxASSERT_MSG( CanBeToggled(), wxT("can't toggle this tool") ); | |
86 | ||
87 | if ( m_toggled == toggle ) | |
88 | return false; | |
89 | ||
90 | m_toggled = toggle; | |
91 | ||
92 | return true; | |
93 | } | |
94 | ||
95 | bool wxToolBarToolBase::SetToggle(bool toggle) | |
96 | { | |
97 | wxItemKind kind = toggle ? wxITEM_CHECK : wxITEM_NORMAL; | |
98 | if ( m_kind == kind ) | |
99 | return false; | |
100 | ||
101 | m_kind = kind; | |
102 | ||
103 | return true; | |
104 | } | |
105 | ||
106 | bool wxToolBarToolBase::SetShortHelp(const wxString& help) | |
107 | { | |
108 | if ( m_shortHelpString == help ) | |
109 | return false; | |
110 | ||
111 | m_shortHelpString = help; | |
112 | ||
113 | return true; | |
114 | } | |
115 | ||
116 | bool wxToolBarToolBase::SetLongHelp(const wxString& help) | |
117 | { | |
118 | if ( m_longHelpString == help ) | |
119 | return false; | |
120 | ||
121 | m_longHelpString = help; | |
122 | ||
123 | return true; | |
124 | } | |
125 | ||
126 | ||
127 | #if wxUSE_MENUS | |
128 | void wxToolBarToolBase::SetDropdownMenu(wxMenu* menu) | |
129 | { | |
130 | delete m_dropdownMenu; | |
131 | m_dropdownMenu = menu; | |
132 | } | |
133 | #endif | |
134 | ||
135 | ||
136 | // ---------------------------------------------------------------------------- | |
137 | // wxToolBarBase adding/deleting items | |
138 | // ---------------------------------------------------------------------------- | |
139 | ||
140 | wxToolBarBase::wxToolBarBase() | |
141 | { | |
142 | // the list owns the pointers | |
143 | m_xMargin = m_yMargin = 0; | |
144 | m_maxRows = m_maxCols = 0; | |
145 | m_toolPacking = m_toolSeparation = 0; | |
146 | m_defaultWidth = 16; | |
147 | m_defaultHeight = 15; | |
148 | } | |
149 | ||
150 | void wxToolBarBase::FixupStyle() | |
151 | { | |
152 | if ( !HasFlag(wxTB_TOP | wxTB_LEFT | wxTB_RIGHT | wxTB_BOTTOM) ) | |
153 | { | |
154 | // this is the default | |
155 | m_windowStyle |= wxTB_TOP; | |
156 | } | |
157 | } | |
158 | ||
159 | wxToolBarToolBase *wxToolBarBase::DoAddTool(int id, | |
160 | const wxString& label, | |
161 | const wxBitmap& bitmap, | |
162 | const wxBitmap& bmpDisabled, | |
163 | wxItemKind kind, | |
164 | const wxString& shortHelp, | |
165 | const wxString& longHelp, | |
166 | wxObject *clientData, | |
167 | wxCoord WXUNUSED(xPos), | |
168 | wxCoord WXUNUSED(yPos)) | |
169 | { | |
170 | InvalidateBestSize(); | |
171 | return InsertTool(GetToolsCount(), id, label, bitmap, bmpDisabled, | |
172 | kind, shortHelp, longHelp, clientData); | |
173 | } | |
174 | ||
175 | wxToolBarToolBase *wxToolBarBase::InsertTool(size_t pos, | |
176 | int id, | |
177 | const wxString& label, | |
178 | const wxBitmap& bitmap, | |
179 | const wxBitmap& bmpDisabled, | |
180 | wxItemKind kind, | |
181 | const wxString& shortHelp, | |
182 | const wxString& longHelp, | |
183 | wxObject *clientData) | |
184 | { | |
185 | wxCHECK_MSG( pos <= GetToolsCount(), NULL, | |
186 | wxT("invalid position in wxToolBar::InsertTool()") ); | |
187 | ||
188 | return DoInsertNewTool(pos, CreateTool(id, label, bitmap, bmpDisabled, kind, | |
189 | clientData, shortHelp, longHelp)); | |
190 | } | |
191 | ||
192 | wxToolBarToolBase *wxToolBarBase::AddTool(wxToolBarToolBase *tool) | |
193 | { | |
194 | return InsertTool(GetToolsCount(), tool); | |
195 | } | |
196 | ||
197 | wxToolBarToolBase * | |
198 | wxToolBarBase::InsertTool(size_t pos, wxToolBarToolBase *tool) | |
199 | { | |
200 | wxCHECK_MSG( pos <= GetToolsCount(), NULL, | |
201 | wxT("invalid position in wxToolBar::InsertTool()") ); | |
202 | ||
203 | if ( !tool || !DoInsertTool(pos, tool) ) | |
204 | { | |
205 | return NULL; | |
206 | } | |
207 | ||
208 | m_tools.Insert(pos, tool); | |
209 | tool->Attach(this); | |
210 | ||
211 | return tool; | |
212 | } | |
213 | ||
214 | wxToolBarToolBase * | |
215 | wxToolBarBase::AddControl(wxControl *control, const wxString& label) | |
216 | { | |
217 | return InsertControl(GetToolsCount(), control, label); | |
218 | } | |
219 | ||
220 | wxToolBarToolBase * | |
221 | wxToolBarBase::InsertControl(size_t pos, | |
222 | wxControl *control, | |
223 | const wxString& label) | |
224 | { | |
225 | wxCHECK_MSG( control, NULL, | |
226 | wxT("toolbar: can't insert NULL control") ); | |
227 | ||
228 | wxCHECK_MSG( control->GetParent() == this, NULL, | |
229 | wxT("control must have toolbar as parent") ); | |
230 | ||
231 | return DoInsertNewTool(pos, CreateTool(control, label)); | |
232 | } | |
233 | ||
234 | wxControl *wxToolBarBase::FindControl( int id ) | |
235 | { | |
236 | for ( wxToolBarToolsList::compatibility_iterator node = m_tools.GetFirst(); | |
237 | node; | |
238 | node = node->GetNext() ) | |
239 | { | |
240 | const wxToolBarToolBase * const tool = node->GetData(); | |
241 | if ( tool->IsControl() ) | |
242 | { | |
243 | wxControl * const control = tool->GetControl(); | |
244 | ||
245 | if ( !control ) | |
246 | { | |
247 | wxFAIL_MSG( wxT("NULL control in toolbar?") ); | |
248 | } | |
249 | else if ( control->GetId() == id ) | |
250 | { | |
251 | // found | |
252 | return control; | |
253 | } | |
254 | } | |
255 | } | |
256 | ||
257 | return NULL; | |
258 | } | |
259 | ||
260 | wxToolBarToolBase *wxToolBarBase::AddSeparator() | |
261 | { | |
262 | return InsertSeparator(GetToolsCount()); | |
263 | } | |
264 | ||
265 | wxToolBarToolBase *wxToolBarBase::InsertSeparator(size_t pos) | |
266 | { | |
267 | return DoInsertNewTool(pos, CreateSeparator()); | |
268 | } | |
269 | ||
270 | wxToolBarToolBase *wxToolBarBase::AddStretchableSpace() | |
271 | { | |
272 | return InsertStretchableSpace(GetToolsCount()); | |
273 | } | |
274 | ||
275 | wxToolBarToolBase *wxToolBarBase::InsertStretchableSpace(size_t pos) | |
276 | { | |
277 | wxToolBarToolBase * const tool = CreateSeparator(); | |
278 | if ( tool ) | |
279 | { | |
280 | // this is a hack but we know that all the current implementations | |
281 | // don't really use the tool when it's created, they will do it | |
282 | // InsertTool() at earliest and maybe even in Realize() much later | |
283 | // | |
284 | // so we can create the tool as a plain separator and mark it as being | |
285 | // a stretchable space later | |
286 | tool->MakeStretchable(); | |
287 | } | |
288 | ||
289 | return DoInsertNewTool(pos, tool); | |
290 | } | |
291 | ||
292 | wxToolBarToolBase *wxToolBarBase::RemoveTool(int id) | |
293 | { | |
294 | size_t pos = 0; | |
295 | wxToolBarToolsList::compatibility_iterator node; | |
296 | for ( node = m_tools.GetFirst(); node; node = node->GetNext() ) | |
297 | { | |
298 | if ( node->GetData()->GetId() == id ) | |
299 | break; | |
300 | ||
301 | pos++; | |
302 | } | |
303 | ||
304 | if ( !node ) | |
305 | { | |
306 | // don't give any error messages - sometimes we might call RemoveTool() | |
307 | // without knowing whether the tool is or not in the toolbar | |
308 | return NULL; | |
309 | } | |
310 | ||
311 | wxToolBarToolBase *tool = node->GetData(); | |
312 | wxCHECK_MSG( tool, NULL, "NULL tool in the tools list?" ); | |
313 | ||
314 | if ( !DoDeleteTool(pos, tool) ) | |
315 | return NULL; | |
316 | ||
317 | m_tools.Erase(node); | |
318 | ||
319 | tool->Detach(); | |
320 | ||
321 | return tool; | |
322 | } | |
323 | ||
324 | bool wxToolBarBase::DeleteToolByPos(size_t pos) | |
325 | { | |
326 | wxCHECK_MSG( pos < GetToolsCount(), false, | |
327 | wxT("invalid position in wxToolBar::DeleteToolByPos()") ); | |
328 | ||
329 | wxToolBarToolsList::compatibility_iterator node = m_tools.Item(pos); | |
330 | ||
331 | if ( !DoDeleteTool(pos, node->GetData()) ) | |
332 | { | |
333 | return false; | |
334 | } | |
335 | ||
336 | delete node->GetData(); | |
337 | m_tools.Erase(node); | |
338 | ||
339 | return true; | |
340 | } | |
341 | ||
342 | bool wxToolBarBase::DeleteTool(int id) | |
343 | { | |
344 | size_t pos = 0; | |
345 | wxToolBarToolsList::compatibility_iterator node; | |
346 | for ( node = m_tools.GetFirst(); node; node = node->GetNext() ) | |
347 | { | |
348 | if ( node->GetData()->GetId() == id ) | |
349 | break; | |
350 | ||
351 | pos++; | |
352 | } | |
353 | ||
354 | if ( !node || !DoDeleteTool(pos, node->GetData()) ) | |
355 | { | |
356 | return false; | |
357 | } | |
358 | ||
359 | delete node->GetData(); | |
360 | m_tools.Erase(node); | |
361 | ||
362 | return true; | |
363 | } | |
364 | ||
365 | wxToolBarToolBase *wxToolBarBase::FindById(int id) const | |
366 | { | |
367 | wxToolBarToolBase *tool = NULL; | |
368 | ||
369 | for ( wxToolBarToolsList::compatibility_iterator node = m_tools.GetFirst(); | |
370 | node; | |
371 | node = node->GetNext() ) | |
372 | { | |
373 | tool = node->GetData(); | |
374 | if ( tool->GetId() == id ) | |
375 | { | |
376 | // found | |
377 | break; | |
378 | } | |
379 | ||
380 | tool = NULL; | |
381 | } | |
382 | ||
383 | return tool; | |
384 | } | |
385 | ||
386 | void wxToolBarBase::UnToggleRadioGroup(wxToolBarToolBase *tool) | |
387 | { | |
388 | wxCHECK_RET( tool, wxT("NULL tool in wxToolBarTool::UnToggleRadioGroup") ); | |
389 | ||
390 | if ( !tool->IsButton() || tool->GetKind() != wxITEM_RADIO ) | |
391 | return; | |
392 | ||
393 | wxToolBarToolsList::compatibility_iterator node = m_tools.Find(tool); | |
394 | wxCHECK_RET( node, wxT("invalid tool in wxToolBarTool::UnToggleRadioGroup") ); | |
395 | ||
396 | wxToolBarToolsList::compatibility_iterator nodeNext = node->GetNext(); | |
397 | while ( nodeNext ) | |
398 | { | |
399 | wxToolBarToolBase *toolNext = nodeNext->GetData(); | |
400 | ||
401 | if ( !toolNext->IsButton() || toolNext->GetKind() != wxITEM_RADIO ) | |
402 | break; | |
403 | ||
404 | if ( toolNext->Toggle(false) ) | |
405 | { | |
406 | DoToggleTool(toolNext, false); | |
407 | } | |
408 | ||
409 | nodeNext = nodeNext->GetNext(); | |
410 | } | |
411 | ||
412 | wxToolBarToolsList::compatibility_iterator nodePrev = node->GetPrevious(); | |
413 | while ( nodePrev ) | |
414 | { | |
415 | wxToolBarToolBase *toolNext = nodePrev->GetData(); | |
416 | ||
417 | if ( !toolNext->IsButton() || toolNext->GetKind() != wxITEM_RADIO ) | |
418 | break; | |
419 | ||
420 | if ( toolNext->Toggle(false) ) | |
421 | { | |
422 | DoToggleTool(toolNext, false); | |
423 | } | |
424 | ||
425 | nodePrev = nodePrev->GetPrevious(); | |
426 | } | |
427 | } | |
428 | ||
429 | void wxToolBarBase::ClearTools() | |
430 | { | |
431 | while ( GetToolsCount() ) | |
432 | { | |
433 | DeleteToolByPos(0); | |
434 | } | |
435 | } | |
436 | ||
437 | void wxToolBarBase::AdjustToolBitmapSize() | |
438 | { | |
439 | const wxSize sizeOrig(m_defaultWidth, m_defaultHeight); | |
440 | ||
441 | wxSize sizeActual(sizeOrig); | |
442 | ||
443 | for ( wxToolBarToolsList::const_iterator i = m_tools.begin(); | |
444 | i != m_tools.end(); | |
445 | ++i ) | |
446 | { | |
447 | const wxBitmap& bmp = (*i)->GetNormalBitmap(); | |
448 | if ( bmp.IsOk() ) | |
449 | sizeActual.IncTo(bmp.GetSize()); | |
450 | } | |
451 | ||
452 | if ( sizeActual != sizeOrig ) | |
453 | SetToolBitmapSize(sizeActual); | |
454 | } | |
455 | ||
456 | bool wxToolBarBase::Realize() | |
457 | { | |
458 | // check if we have anything to do | |
459 | if ( m_tools.empty() ) | |
460 | return false; | |
461 | ||
462 | // make sure tool size is large enough for all bitmaps to fit in | |
463 | AdjustToolBitmapSize(); | |
464 | ||
465 | return true; | |
466 | } | |
467 | ||
468 | wxToolBarBase::~wxToolBarBase() | |
469 | { | |
470 | WX_CLEAR_LIST(wxToolBarToolsList, m_tools); | |
471 | ||
472 | // notify the frame that it doesn't have a tool bar any longer to avoid | |
473 | // dangling pointers | |
474 | wxFrame *frame = wxDynamicCast(GetParent(), wxFrame); | |
475 | if ( frame && frame->GetToolBar() == this ) | |
476 | { | |
477 | frame->SetToolBar(NULL); | |
478 | } | |
479 | } | |
480 | ||
481 | // ---------------------------------------------------------------------------- | |
482 | // wxToolBarBase tools state | |
483 | // ---------------------------------------------------------------------------- | |
484 | ||
485 | void wxToolBarBase::EnableTool(int id, bool enable) | |
486 | { | |
487 | wxToolBarToolBase *tool = FindById(id); | |
488 | if ( tool ) | |
489 | { | |
490 | if ( tool->Enable(enable) ) | |
491 | { | |
492 | DoEnableTool(tool, enable); | |
493 | } | |
494 | } | |
495 | } | |
496 | ||
497 | void wxToolBarBase::ToggleTool(int id, bool toggle) | |
498 | { | |
499 | wxToolBarToolBase *tool = FindById(id); | |
500 | if ( tool && tool->CanBeToggled() ) | |
501 | { | |
502 | if ( tool->Toggle(toggle) ) | |
503 | { | |
504 | UnToggleRadioGroup(tool); | |
505 | DoToggleTool(tool, toggle); | |
506 | } | |
507 | } | |
508 | } | |
509 | ||
510 | void wxToolBarBase::SetToggle(int id, bool toggle) | |
511 | { | |
512 | wxToolBarToolBase *tool = FindById(id); | |
513 | if ( tool ) | |
514 | { | |
515 | if ( tool->SetToggle(toggle) ) | |
516 | { | |
517 | DoSetToggle(tool, toggle); | |
518 | } | |
519 | } | |
520 | } | |
521 | ||
522 | void wxToolBarBase::SetToolShortHelp(int id, const wxString& help) | |
523 | { | |
524 | wxToolBarToolBase *tool = FindById(id); | |
525 | if ( tool ) | |
526 | { | |
527 | (void)tool->SetShortHelp(help); | |
528 | } | |
529 | } | |
530 | ||
531 | void wxToolBarBase::SetToolLongHelp(int id, const wxString& help) | |
532 | { | |
533 | wxToolBarToolBase *tool = FindById(id); | |
534 | if ( tool ) | |
535 | { | |
536 | (void)tool->SetLongHelp(help); | |
537 | } | |
538 | } | |
539 | ||
540 | wxObject *wxToolBarBase::GetToolClientData(int id) const | |
541 | { | |
542 | wxToolBarToolBase *tool = FindById(id); | |
543 | ||
544 | return tool ? tool->GetClientData() : NULL; | |
545 | } | |
546 | ||
547 | void wxToolBarBase::SetToolClientData(int id, wxObject *clientData) | |
548 | { | |
549 | wxToolBarToolBase *tool = FindById(id); | |
550 | ||
551 | wxCHECK_RET( tool, wxT("no such tool in wxToolBar::SetToolClientData") ); | |
552 | ||
553 | tool->SetClientData(clientData); | |
554 | } | |
555 | ||
556 | int wxToolBarBase::GetToolPos(int id) const | |
557 | { | |
558 | size_t pos = 0; | |
559 | wxToolBarToolsList::compatibility_iterator node; | |
560 | ||
561 | for ( node = m_tools.GetFirst(); node; node = node->GetNext() ) | |
562 | { | |
563 | if ( node->GetData()->GetId() == id ) | |
564 | return pos; | |
565 | ||
566 | pos++; | |
567 | } | |
568 | ||
569 | return wxNOT_FOUND; | |
570 | } | |
571 | ||
572 | bool wxToolBarBase::GetToolState(int id) const | |
573 | { | |
574 | wxToolBarToolBase *tool = FindById(id); | |
575 | wxCHECK_MSG( tool, false, wxT("no such tool") ); | |
576 | ||
577 | return tool->IsToggled(); | |
578 | } | |
579 | ||
580 | bool wxToolBarBase::GetToolEnabled(int id) const | |
581 | { | |
582 | wxToolBarToolBase *tool = FindById(id); | |
583 | wxCHECK_MSG( tool, false, wxT("no such tool") ); | |
584 | ||
585 | return tool->IsEnabled(); | |
586 | } | |
587 | ||
588 | wxString wxToolBarBase::GetToolShortHelp(int id) const | |
589 | { | |
590 | wxToolBarToolBase *tool = FindById(id); | |
591 | wxCHECK_MSG( tool, wxEmptyString, wxT("no such tool") ); | |
592 | ||
593 | return tool->GetShortHelp(); | |
594 | } | |
595 | ||
596 | wxString wxToolBarBase::GetToolLongHelp(int id) const | |
597 | { | |
598 | wxToolBarToolBase *tool = FindById(id); | |
599 | wxCHECK_MSG( tool, wxEmptyString, wxT("no such tool") ); | |
600 | ||
601 | return tool->GetLongHelp(); | |
602 | } | |
603 | ||
604 | // ---------------------------------------------------------------------------- | |
605 | // wxToolBarBase geometry | |
606 | // ---------------------------------------------------------------------------- | |
607 | ||
608 | void wxToolBarBase::SetMargins(int x, int y) | |
609 | { | |
610 | m_xMargin = x; | |
611 | m_yMargin = y; | |
612 | } | |
613 | ||
614 | void wxToolBarBase::SetRows(int WXUNUSED(nRows)) | |
615 | { | |
616 | // nothing | |
617 | } | |
618 | ||
619 | bool wxToolBarBase::IsVertical() const | |
620 | { | |
621 | return HasFlag(wxTB_LEFT | wxTB_RIGHT); | |
622 | } | |
623 | ||
624 | ||
625 | // ---------------------------------------------------------------------------- | |
626 | // event processing | |
627 | // ---------------------------------------------------------------------------- | |
628 | ||
629 | // Only allow toggle if returns true | |
630 | bool wxToolBarBase::OnLeftClick(int id, bool toggleDown) | |
631 | { | |
632 | wxCommandEvent event(wxEVT_COMMAND_TOOL_CLICKED, id); | |
633 | event.SetEventObject(this); | |
634 | ||
635 | // we use SetInt() to make wxCommandEvent::IsChecked() return toggleDown | |
636 | event.SetInt((int)toggleDown); | |
637 | ||
638 | // and SetExtraLong() for backwards compatibility | |
639 | event.SetExtraLong((long)toggleDown); | |
640 | ||
641 | // Send events to this toolbar instead (and thence up the window hierarchy) | |
642 | HandleWindowEvent(event); | |
643 | ||
644 | return true; | |
645 | } | |
646 | ||
647 | // Call when right button down. | |
648 | void wxToolBarBase::OnRightClick(int id, | |
649 | long WXUNUSED(x), | |
650 | long WXUNUSED(y)) | |
651 | { | |
652 | wxCommandEvent event(wxEVT_COMMAND_TOOL_RCLICKED, id); | |
653 | event.SetEventObject(this); | |
654 | event.SetInt(id); | |
655 | ||
656 | GetEventHandler()->ProcessEvent(event); | |
657 | } | |
658 | ||
659 | // Called when the mouse cursor enters a tool bitmap (no button pressed). | |
660 | // Argument is wxID_ANY if mouse is exiting the toolbar. | |
661 | // Note that for this event, the id of the window is used, | |
662 | // and the integer parameter of wxCommandEvent is used to retrieve | |
663 | // the tool id. | |
664 | void wxToolBarBase::OnMouseEnter(int id) | |
665 | { | |
666 | wxCommandEvent event(wxEVT_COMMAND_TOOL_ENTER, GetId()); | |
667 | event.SetEventObject(this); | |
668 | event.SetInt(id); | |
669 | ||
670 | wxFrame *frame = wxDynamicCast(GetParent(), wxFrame); | |
671 | if ( frame ) | |
672 | { | |
673 | wxString help; | |
674 | if ( id != wxID_ANY ) | |
675 | { | |
676 | const wxToolBarToolBase * const tool = FindById(id); | |
677 | if ( tool ) | |
678 | help = tool->GetLongHelp(); | |
679 | } | |
680 | ||
681 | // call DoGiveHelp() even if help string is empty to avoid showing the | |
682 | // help for the previously selected tool when another one is selected | |
683 | frame->DoGiveHelp(help, id != wxID_ANY); | |
684 | } | |
685 | ||
686 | (void)GetEventHandler()->ProcessEvent(event); | |
687 | } | |
688 | ||
689 | // ---------------------------------------------------------------------------- | |
690 | // UI updates | |
691 | // ---------------------------------------------------------------------------- | |
692 | ||
693 | // Do the toolbar button updates (check for EVT_UPDATE_UI handlers) | |
694 | void wxToolBarBase::UpdateWindowUI(long flags) | |
695 | { | |
696 | wxWindowBase::UpdateWindowUI(flags); | |
697 | ||
698 | // don't waste time updating state of tools in a hidden toolbar | |
699 | if ( !IsShown() ) | |
700 | return; | |
701 | ||
702 | // There is no sense in updating the toolbar UI | |
703 | // if the parent window is about to get destroyed | |
704 | wxWindow *tlw = wxGetTopLevelParent( this ); | |
705 | if (tlw && wxPendingDelete.Member( tlw )) | |
706 | return; | |
707 | ||
708 | wxEvtHandler* evtHandler = GetEventHandler() ; | |
709 | ||
710 | for ( wxToolBarToolsList::compatibility_iterator node = m_tools.GetFirst(); | |
711 | node; | |
712 | node = node->GetNext() ) | |
713 | { | |
714 | wxToolBarToolBase * const tool = node->GetData(); | |
715 | if ( tool->IsSeparator() ) | |
716 | continue; | |
717 | ||
718 | int id = tool->GetId(); | |
719 | ||
720 | wxUpdateUIEvent event(id); | |
721 | event.SetEventObject(this); | |
722 | ||
723 | if ( evtHandler->ProcessEvent(event) ) | |
724 | { | |
725 | if ( event.GetSetEnabled() ) | |
726 | EnableTool(id, event.GetEnabled()); | |
727 | if ( event.GetSetChecked() ) | |
728 | ToggleTool(id, event.GetChecked()); | |
729 | #if 0 | |
730 | if ( event.GetSetText() ) | |
731 | // Set tooltip? | |
732 | #endif // 0 | |
733 | } | |
734 | } | |
735 | } | |
736 | ||
737 | #if wxUSE_MENUS | |
738 | bool wxToolBarBase::SetDropdownMenu(int toolid, wxMenu* menu) | |
739 | { | |
740 | wxToolBarToolBase * const tool = FindById(toolid); | |
741 | wxCHECK_MSG( tool, false, wxT("invalid tool id") ); | |
742 | ||
743 | wxCHECK_MSG( tool->GetKind() == wxITEM_DROPDOWN, false, | |
744 | wxT("menu can be only associated with drop down tools") ); | |
745 | ||
746 | tool->SetDropdownMenu(menu); | |
747 | ||
748 | return true; | |
749 | } | |
750 | #endif | |
751 | ||
752 | #if WXWIN_COMPATIBILITY_2_8 | |
753 | ||
754 | bool wxCreateGreyedImage(const wxImage& in, wxImage& out) | |
755 | { | |
756 | #if wxUSE_IMAGE | |
757 | out = in.ConvertToGreyscale(); | |
758 | if ( out.Ok() ) | |
759 | return true; | |
760 | #endif // wxUSE_IMAGE | |
761 | return false; | |
762 | } | |
763 | ||
764 | #endif // WXWIN_COMPATIBILITY_2_8 | |
765 | ||
766 | #endif // wxUSE_TOOLBAR |