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1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Program: wxWindows Widgets Sample | |
3 | // Name: notebook.cpp | |
4 | // Purpose: Part of the widgets sample showing wxNotebook | |
5 | // Author: Vadim Zeitlin | |
6 | // Created: 06.04.01 | |
7 | // Id: $Id$ | |
8 | // Copyright: (c) 2001 Vadim Zeitlin | |
9 | // License: wxWindows license | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // ============================================================================ | |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | // for compilers that support precompilation, includes "wx/wx.h". | |
21 | #include "wx/wxprec.h" | |
22 | ||
23 | #ifdef __BORLANDC__ | |
24 | #pragma hdrstop | |
25 | #endif | |
26 | ||
27 | // for all others, include the necessary headers | |
28 | #ifndef WX_PRECOMP | |
29 | #include "wx/app.h" | |
30 | #include "wx/log.h" | |
31 | ||
32 | #include "wx/button.h" | |
33 | #include "wx/checkbox.h" | |
34 | #include "wx/combobox.h" | |
35 | #include "wx/radiobox.h" | |
36 | #include "wx/statbox.h" | |
37 | #include "wx/textctrl.h" | |
38 | ||
39 | #include "wx/dynarray.h" | |
40 | #endif | |
41 | ||
42 | #include "wx/sizer.h" | |
43 | #include "wx/notebook.h" | |
44 | ||
45 | #include "widgets.h" | |
46 | ||
47 | #include "icons/notebook.xpm" | |
48 | ||
49 | // ---------------------------------------------------------------------------- | |
50 | // constants | |
51 | // ---------------------------------------------------------------------------- | |
52 | ||
53 | // control ids | |
54 | enum | |
55 | { | |
56 | NotebookPage_Reset = 100, | |
57 | NotebookPage_SelectPage, | |
58 | NotebookPage_AddPage, | |
59 | NotebookPage_InsertPage, | |
60 | NotebookPage_RemovePage, | |
61 | NotebookPage_DeleteAll, | |
62 | NotebookPage_InsertText, | |
63 | NotebookPage_RemoveText, | |
64 | NotebookPage_SelectText, | |
65 | NotebookPage_NumPagesText, | |
66 | NotebookPage_CurSelectText, | |
67 | NotebookPage_Notebook | |
68 | }; | |
69 | ||
70 | // notebook orientations | |
71 | enum Orient | |
72 | { | |
73 | Orient_Top, | |
74 | Orient_Bottom, | |
75 | Orient_Left, | |
76 | Orient_Right, | |
77 | Orient_Max | |
78 | }; | |
79 | ||
80 | // old versions of wxWindows don't define this style | |
81 | #ifndef wxNB_TOP | |
82 | #define wxNB_TOP (0) | |
83 | #endif | |
84 | ||
85 | // ---------------------------------------------------------------------------- | |
86 | // NotebookWidgetsPage | |
87 | // ---------------------------------------------------------------------------- | |
88 | ||
89 | class NotebookWidgetsPage : public WidgetsPage | |
90 | { | |
91 | public: | |
92 | NotebookWidgetsPage(wxNotebook *notebook, wxImageList *imaglist); | |
93 | virtual ~NotebookWidgetsPage(); | |
94 | ||
95 | protected: | |
96 | // event handlers | |
97 | void OnPageChanging(wxNotebookEvent& event); | |
98 | void OnPageChanged(wxNotebookEvent& event); | |
99 | ||
100 | void OnButtonReset(wxCommandEvent& event); | |
101 | void OnButtonDeleteAll(wxCommandEvent& event); | |
102 | void OnButtonSelectPage(wxCommandEvent& event); | |
103 | void OnButtonAddPage(wxCommandEvent& event); | |
104 | void OnButtonInsertPage(wxCommandEvent& event); | |
105 | void OnButtonRemovePage(wxCommandEvent& event); | |
106 | ||
107 | void OnCheckOrRadioBox(wxCommandEvent& event); | |
108 | ||
109 | void OnUpdateUINumPagesText(wxUpdateUIEvent& event); | |
110 | void OnUpdateUICurSelectText(wxUpdateUIEvent& event); | |
111 | ||
112 | void OnUpdateUISelectButton(wxUpdateUIEvent& event); | |
113 | void OnUpdateUIInsertButton(wxUpdateUIEvent& event); | |
114 | void OnUpdateUIRemoveButton(wxUpdateUIEvent& event); | |
115 | ||
116 | void OnUpdateUIResetButton(wxUpdateUIEvent& event); | |
117 | ||
118 | // reset the wxNotebook parameters | |
119 | void Reset(); | |
120 | ||
121 | // (re)create the wxNotebook | |
122 | void CreateNotebook(); | |
123 | ||
124 | // create or destroy the image list | |
125 | void CreateImageList(); | |
126 | ||
127 | // create a new page | |
128 | wxWindow *CreateNewPage(); | |
129 | ||
130 | // get the image index for the new page | |
131 | int GetIconIndex() const; | |
132 | ||
133 | // get the numeric value of text ctrl | |
134 | int GetTextValue(wxTextCtrl *text) const; | |
135 | ||
136 | // the controls | |
137 | // ------------ | |
138 | ||
139 | // the check/radio boxes for styles | |
140 | wxCheckBox *m_chkImages; | |
141 | wxRadioBox *m_radioOrient; | |
142 | ||
143 | // the text controls containing input for various commands | |
144 | wxTextCtrl *m_textInsert, | |
145 | *m_textRemove, | |
146 | *m_textSelect; | |
147 | ||
148 | // the notebook itself and the sizer it is in | |
149 | wxNotebook *m_notebook; | |
150 | wxSizer *m_sizerNotebook; | |
151 | ||
152 | // thei mage list for our notebook | |
153 | wxImageList *m_imageList; | |
154 | ||
155 | private: | |
5e173f35 GD |
156 | DECLARE_EVENT_TABLE() |
157 | DECLARE_WIDGETS_PAGE(NotebookWidgetsPage) | |
32b8ec41 VZ |
158 | }; |
159 | ||
160 | // ---------------------------------------------------------------------------- | |
161 | // event tables | |
162 | // ---------------------------------------------------------------------------- | |
163 | ||
164 | BEGIN_EVENT_TABLE(NotebookWidgetsPage, WidgetsPage) | |
165 | EVT_BUTTON(NotebookPage_Reset, NotebookWidgetsPage::OnButtonReset) | |
166 | EVT_BUTTON(NotebookPage_SelectPage, NotebookWidgetsPage::OnButtonSelectPage) | |
167 | EVT_BUTTON(NotebookPage_AddPage, NotebookWidgetsPage::OnButtonAddPage) | |
168 | EVT_BUTTON(NotebookPage_InsertPage, NotebookWidgetsPage::OnButtonInsertPage) | |
169 | EVT_BUTTON(NotebookPage_RemovePage, NotebookWidgetsPage::OnButtonRemovePage) | |
170 | EVT_BUTTON(NotebookPage_DeleteAll, NotebookWidgetsPage::OnButtonDeleteAll) | |
171 | ||
172 | EVT_UPDATE_UI(NotebookPage_NumPagesText, NotebookWidgetsPage::OnUpdateUINumPagesText) | |
173 | EVT_UPDATE_UI(NotebookPage_CurSelectText, NotebookWidgetsPage::OnUpdateUICurSelectText) | |
174 | ||
175 | EVT_UPDATE_UI(NotebookPage_SelectPage, NotebookWidgetsPage::OnUpdateUISelectButton) | |
176 | EVT_UPDATE_UI(NotebookPage_InsertPage, NotebookWidgetsPage::OnUpdateUIInsertButton) | |
177 | EVT_UPDATE_UI(NotebookPage_RemovePage, NotebookWidgetsPage::OnUpdateUIRemoveButton) | |
178 | ||
179 | EVT_NOTEBOOK_PAGE_CHANGING(-1, NotebookWidgetsPage::OnPageChanging) | |
180 | EVT_NOTEBOOK_PAGE_CHANGED(-1, NotebookWidgetsPage::OnPageChanged) | |
181 | ||
182 | EVT_CHECKBOX(-1, NotebookWidgetsPage::OnCheckOrRadioBox) | |
183 | EVT_RADIOBOX(-1, NotebookWidgetsPage::OnCheckOrRadioBox) | |
184 | END_EVENT_TABLE() | |
185 | ||
186 | // ============================================================================ | |
187 | // implementation | |
188 | // ============================================================================ | |
189 | ||
190 | IMPLEMENT_WIDGETS_PAGE(NotebookWidgetsPage, _T("Notebook")); | |
191 | ||
192 | NotebookWidgetsPage::NotebookWidgetsPage(wxNotebook *notebook, | |
193 | wxImageList *imaglist) | |
194 | : WidgetsPage(notebook) | |
195 | { | |
196 | imaglist->Add(wxBitmap(notebook_xpm)); | |
197 | ||
198 | // init everything | |
199 | m_chkImages = NULL; | |
200 | m_imageList = NULL; | |
201 | ||
202 | m_notebook = (wxNotebook *)NULL; | |
203 | m_sizerNotebook = (wxSizer *)NULL; | |
204 | ||
205 | wxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL); | |
206 | ||
207 | // left pane | |
208 | wxStaticBox *box = new wxStaticBox(this, -1, _T("&Set style")); | |
209 | ||
210 | // must be in sync with Orient enum | |
211 | wxString orientations[] = | |
212 | { | |
213 | _T("&top"), | |
214 | _T("&bottom"), | |
215 | _T("&left"), | |
216 | _T("&right"), | |
217 | }; | |
218 | ||
219 | wxASSERT_MSG( WXSIZEOF(orientations) == Orient_Max, | |
220 | _T("forgot to update something") ); | |
221 | ||
222 | m_chkImages = new wxCheckBox(this, -1, _T("Show &images")); | |
223 | m_radioOrient = new wxRadioBox(this, -1, _T("&Tab orientation"), | |
224 | wxDefaultPosition, wxDefaultSize, | |
225 | WXSIZEOF(orientations), orientations, | |
226 | 1, wxRA_SPECIFY_COLS); | |
227 | ||
228 | wxSizer *sizerLeft = new wxStaticBoxSizer(box, wxVERTICAL); | |
229 | ||
230 | sizerLeft->Add(m_chkImages, 0, wxALL, 5); | |
231 | sizerLeft->Add(5, 5, 0, wxGROW | wxALL, 5); // spacer | |
232 | sizerLeft->Add(m_radioOrient, 0, wxALL, 5); | |
233 | ||
234 | wxButton *btn = new wxButton(this, NotebookPage_Reset, _T("&Reset")); | |
235 | sizerLeft->Add(btn, 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 15); | |
236 | ||
237 | // middle pane | |
238 | wxStaticBox *box2 = new wxStaticBox(this, -1, _T("&Contents")); | |
239 | wxSizer *sizerMiddle = new wxStaticBoxSizer(box2, wxVERTICAL); | |
240 | ||
241 | wxTextCtrl *text; | |
242 | wxSizer *sizerRow = CreateSizerWithTextAndLabel(_T("Number of pages: "), | |
243 | NotebookPage_NumPagesText, | |
244 | &text); | |
245 | text->SetEditable(FALSE); | |
246 | sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5); | |
247 | ||
248 | sizerRow = CreateSizerWithTextAndLabel(_T("Current selection: "), | |
249 | NotebookPage_CurSelectText, | |
250 | &text); | |
251 | text->SetEditable(FALSE); | |
252 | sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5); | |
253 | ||
254 | sizerRow = CreateSizerWithTextAndButton(NotebookPage_SelectPage, | |
255 | _T("&Select page"), | |
256 | NotebookPage_SelectText, | |
257 | &m_textSelect); | |
258 | sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5); | |
259 | ||
260 | btn = new wxButton(this, NotebookPage_AddPage, _T("&Add page")); | |
261 | sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5); | |
262 | ||
263 | sizerRow = CreateSizerWithTextAndButton(NotebookPage_InsertPage, | |
264 | _T("&Insert page at"), | |
265 | NotebookPage_InsertText, | |
266 | &m_textInsert); | |
267 | sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5); | |
268 | ||
269 | sizerRow = CreateSizerWithTextAndButton(NotebookPage_RemovePage, | |
270 | _T("&Remove page"), | |
271 | NotebookPage_RemoveText, | |
272 | &m_textRemove); | |
273 | sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5); | |
274 | ||
275 | btn = new wxButton(this, NotebookPage_DeleteAll, _T("&Delete All")); | |
276 | sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5); | |
277 | ||
278 | // right pane | |
279 | wxSizer *sizerRight = new wxBoxSizer(wxHORIZONTAL); | |
280 | m_notebook = new wxNotebook(this, NotebookPage_Notebook); | |
281 | sizerRight->Add(m_notebook, 1, wxGROW | wxALL, 5); | |
282 | sizerRight->SetMinSize(250, 0); | |
283 | m_sizerNotebook = sizerRight; // save it to modify it later | |
284 | ||
285 | // the 3 panes panes compose the window | |
286 | sizerTop->Add(sizerLeft, 0, wxGROW | (wxALL & ~wxLEFT), 10); | |
287 | sizerTop->Add(sizerMiddle, 0, wxGROW | wxALL, 10); | |
288 | sizerTop->Add(sizerRight, 1, wxGROW | (wxALL & ~wxRIGHT), 10); | |
289 | ||
290 | // final initializations | |
291 | Reset(); | |
292 | CreateImageList(); | |
293 | ||
294 | SetAutoLayout(TRUE); | |
295 | SetSizer(sizerTop); | |
296 | ||
297 | sizerTop->Fit(this); | |
298 | } | |
299 | ||
300 | NotebookWidgetsPage::~NotebookWidgetsPage() | |
301 | { | |
302 | delete m_imageList; | |
303 | } | |
304 | ||
305 | // ---------------------------------------------------------------------------- | |
306 | // operations | |
307 | // ---------------------------------------------------------------------------- | |
308 | ||
309 | void NotebookWidgetsPage::Reset() | |
310 | { | |
311 | m_chkImages->SetValue(TRUE); | |
312 | m_radioOrient->SetSelection(Orient_Top); | |
313 | } | |
314 | ||
315 | void NotebookWidgetsPage::CreateImageList() | |
316 | { | |
317 | if ( m_chkImages->GetValue() ) | |
318 | { | |
319 | if ( !m_imageList ) | |
320 | { | |
321 | // create a dummy image list with a few icons | |
322 | m_imageList = new wxImageList(32, 32); | |
323 | m_imageList->Add(wxTheApp->GetStdIcon(wxICON_INFORMATION)); | |
324 | m_imageList->Add(wxTheApp->GetStdIcon(wxICON_QUESTION)); | |
325 | m_imageList->Add(wxTheApp->GetStdIcon(wxICON_WARNING)); | |
326 | m_imageList->Add(wxTheApp->GetStdIcon(wxICON_ERROR)); | |
327 | } | |
328 | ||
329 | m_notebook->SetImageList(m_imageList); | |
330 | } | |
331 | else // no images | |
332 | { | |
333 | if ( m_imageList ) | |
334 | { | |
335 | delete m_imageList; | |
336 | m_imageList = NULL; | |
337 | } | |
338 | } | |
339 | ||
340 | // because of the bug in wxMSW we can't use SetImageList(NULL) - although | |
341 | // it would be logical if this removed the image list from notebook, under | |
342 | // MSW it crashes instead | |
343 | } | |
344 | ||
345 | void NotebookWidgetsPage::CreateNotebook() | |
346 | { | |
347 | int flags; | |
348 | switch ( m_radioOrient->GetSelection() ) | |
349 | { | |
350 | default: | |
351 | wxFAIL_MSG( _T("unknown notebok orientation") ); | |
352 | // fall through | |
353 | ||
354 | case Orient_Top: | |
355 | flags = wxNB_TOP; | |
356 | break; | |
357 | ||
358 | case Orient_Bottom: | |
359 | flags = wxNB_BOTTOM; | |
360 | break; | |
361 | ||
362 | case Orient_Left: | |
363 | flags = wxNB_LEFT; | |
364 | break; | |
365 | ||
366 | case Orient_Right: | |
367 | flags = wxNB_RIGHT; | |
368 | break; | |
369 | } | |
370 | ||
371 | wxNotebook *notebook = m_notebook; | |
372 | ||
373 | m_notebook = new wxNotebook(this, NotebookPage_Notebook, | |
374 | wxDefaultPosition, wxDefaultSize, | |
375 | flags); | |
376 | ||
377 | CreateImageList(); | |
378 | ||
379 | if ( notebook ) | |
380 | { | |
381 | int sel = notebook->GetSelection(); | |
382 | ||
383 | int count = notebook->GetPageCount(); | |
384 | for ( int n = 0; n < count; n++ ) | |
385 | { | |
386 | wxNotebookPage *page = notebook->GetPage(0); | |
387 | page->Reparent(m_notebook); | |
388 | ||
389 | m_notebook->AddPage(page, notebook->GetPageText(0), FALSE, | |
390 | notebook->GetPageImage(0)); | |
391 | ||
392 | notebook->RemovePage(0); | |
393 | } | |
394 | ||
395 | m_sizerNotebook->Remove(notebook); | |
396 | delete notebook; | |
397 | ||
398 | // restore selection | |
399 | if ( sel != -1 ) | |
400 | { | |
401 | m_notebook->SetSelection(sel); | |
402 | } | |
403 | } | |
404 | ||
405 | m_sizerNotebook->Add(m_notebook, 1, wxGROW | wxALL, 5); | |
406 | m_sizerNotebook->Layout(); | |
407 | } | |
408 | ||
409 | // ---------------------------------------------------------------------------- | |
410 | // helpers | |
411 | // ---------------------------------------------------------------------------- | |
412 | ||
413 | int NotebookWidgetsPage::GetTextValue(wxTextCtrl *text) const | |
414 | { | |
415 | long pos; | |
416 | if ( !text->GetValue().ToLong(&pos) ) | |
417 | pos = -1; | |
418 | ||
419 | return (int)pos; | |
420 | } | |
421 | ||
422 | int NotebookWidgetsPage::GetIconIndex() const | |
423 | { | |
424 | if ( m_imageList ) | |
425 | { | |
426 | int nImages = m_imageList->GetImageCount(); | |
427 | if ( nImages > 0 ) | |
428 | { | |
429 | return m_notebook->GetPageCount() % nImages; | |
430 | } | |
431 | } | |
432 | ||
433 | return -1; | |
434 | } | |
435 | ||
436 | wxWindow *NotebookWidgetsPage::CreateNewPage() | |
437 | { | |
438 | return new wxTextCtrl(m_notebook, -1, _T("I'm a notebook page")); | |
439 | } | |
440 | ||
441 | // ---------------------------------------------------------------------------- | |
442 | // event handlers | |
443 | // ---------------------------------------------------------------------------- | |
444 | ||
445 | void NotebookWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event)) | |
446 | { | |
447 | Reset(); | |
448 | ||
449 | CreateNotebook(); | |
450 | } | |
451 | ||
452 | void NotebookWidgetsPage::OnButtonDeleteAll(wxCommandEvent& WXUNUSED(event)) | |
453 | { | |
454 | m_notebook->DeleteAllPages(); | |
455 | } | |
456 | ||
457 | void NotebookWidgetsPage::OnButtonSelectPage(wxCommandEvent& event) | |
458 | { | |
459 | int pos = GetTextValue(m_textSelect); | |
460 | wxCHECK_RET( pos >= 0, _T("button should be disabled") ); | |
461 | ||
462 | m_notebook->SetSelection(pos); | |
463 | } | |
464 | ||
465 | void NotebookWidgetsPage::OnButtonAddPage(wxCommandEvent& WXUNUSED(event)) | |
466 | { | |
467 | m_notebook->AddPage(CreateNewPage(), _T("Added page"), FALSE, | |
468 | GetIconIndex()); | |
469 | } | |
470 | ||
471 | void NotebookWidgetsPage::OnButtonInsertPage(wxCommandEvent& WXUNUSED(event)) | |
472 | { | |
473 | int pos = GetTextValue(m_textInsert); | |
474 | wxCHECK_RET( pos >= 0, _T("button should be disabled") ); | |
475 | ||
476 | m_notebook->InsertPage(pos, CreateNewPage(), _T("Inserted page"), FALSE, | |
477 | GetIconIndex()); | |
478 | } | |
479 | ||
480 | void NotebookWidgetsPage::OnButtonRemovePage(wxCommandEvent& WXUNUSED(event)) | |
481 | { | |
482 | int pos = GetTextValue(m_textRemove); | |
483 | wxCHECK_RET( pos >= 0, _T("button should be disabled") ); | |
484 | ||
485 | m_notebook->DeletePage(pos); | |
486 | } | |
487 | ||
488 | void NotebookWidgetsPage::OnUpdateUISelectButton(wxUpdateUIEvent& event) | |
489 | { | |
490 | event.Enable( GetTextValue(m_textSelect) >= 0 ); | |
491 | } | |
492 | ||
493 | void NotebookWidgetsPage::OnUpdateUIInsertButton(wxUpdateUIEvent& event) | |
494 | { | |
495 | event.Enable( GetTextValue(m_textInsert) >= 0 ); | |
496 | } | |
497 | ||
498 | void NotebookWidgetsPage::OnUpdateUIRemoveButton(wxUpdateUIEvent& event) | |
499 | { | |
500 | event.Enable( GetTextValue(m_textRemove) >= 0 ); | |
501 | } | |
502 | ||
503 | void NotebookWidgetsPage::OnUpdateUIResetButton(wxUpdateUIEvent& event) | |
504 | { | |
505 | event.Enable( !m_chkImages->GetValue() || | |
506 | m_radioOrient->GetSelection() != wxNB_TOP ); | |
507 | } | |
508 | ||
509 | void NotebookWidgetsPage::OnUpdateUINumPagesText(wxUpdateUIEvent& event) | |
510 | { | |
511 | event.SetText( wxString::Format(_T("%d"), m_notebook->GetPageCount()) ); | |
512 | } | |
513 | ||
514 | void NotebookWidgetsPage::OnUpdateUICurSelectText(wxUpdateUIEvent& event) | |
515 | { | |
516 | event.SetText( wxString::Format(_T("%d"), m_notebook->GetSelection()) ); | |
517 | } | |
518 | ||
519 | void NotebookWidgetsPage::OnCheckOrRadioBox(wxCommandEvent& event) | |
520 | { | |
521 | CreateNotebook(); | |
522 | } | |
523 | ||
524 | void NotebookWidgetsPage::OnPageChanging(wxNotebookEvent& event) | |
525 | { | |
526 | wxLogMessage(_T("Notebook page changing from %d to %d (currently %d)."), | |
527 | event.GetOldSelection(), | |
528 | event.GetSelection(), | |
529 | m_notebook->GetSelection()); | |
530 | ||
531 | event.Skip(); | |
532 | } | |
533 | ||
534 | void NotebookWidgetsPage::OnPageChanged(wxNotebookEvent& event) | |
535 | { | |
536 | wxLogMessage(_T("Notebook page changed from %d to %d (currently %d)."), | |
537 | event.GetOldSelection(), | |
538 | event.GetSelection(), | |
539 | m_notebook->GetSelection()); | |
540 | ||
541 | event.Skip(); | |
542 | } | |
543 |