| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: msw/notebook.cpp |
| 3 | // Purpose: implementation of wxNotebook |
| 4 | // Author: Vadim Zeitlin |
| 5 | // Modified by: |
| 6 | // Created: 11.06.98 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr> |
| 9 | // Licence: wxWindows license |
| 10 | /////////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifdef __GNUG__ |
| 13 | #pragma implementation "notebook.h" |
| 14 | #endif |
| 15 | |
| 16 | // For compilers that support precompilation, includes "wx.h". |
| 17 | #include "wx/wxprec.h" |
| 18 | |
| 19 | #ifdef __BORLANDC__ |
| 20 | #pragma hdrstop |
| 21 | #endif |
| 22 | |
| 23 | #if wxUSE_NOTEBOOK |
| 24 | |
| 25 | // wxWindows |
| 26 | #ifndef WX_PRECOMP |
| 27 | #include "wx/string.h" |
| 28 | #endif // WX_PRECOMP |
| 29 | |
| 30 | #include "wx/log.h" |
| 31 | #include "wx/imaglist.h" |
| 32 | #include "wx/event.h" |
| 33 | #include "wx/control.h" |
| 34 | #include "wx/notebook.h" |
| 35 | |
| 36 | #include "wx/msw/private.h" |
| 37 | |
| 38 | // Windows standard headers |
| 39 | #ifndef __WIN95__ |
| 40 | #error "wxNotebook is only supported Windows 95 and above" |
| 41 | #endif //Win95 |
| 42 | |
| 43 | #include <windowsx.h> // for SetWindowFont |
| 44 | |
| 45 | #ifndef __TWIN32__ |
| 46 | #ifdef __GNUWIN32_OLD__ |
| 47 | #include "wx/msw/gnuwin32/extra.h" |
| 48 | #endif |
| 49 | #endif |
| 50 | |
| 51 | #if defined(__WIN95__) && !((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__)) |
| 52 | #include <commctrl.h> |
| 53 | #endif |
| 54 | |
| 55 | // ---------------------------------------------------------------------------- |
| 56 | // macros |
| 57 | // ---------------------------------------------------------------------------- |
| 58 | |
| 59 | // check that the page index is valid |
| 60 | #define IS_VALID_PAGE(nPage) (((nPage) >= 0) && ((nPage) < GetPageCount())) |
| 61 | |
| 62 | // hide the ugly cast |
| 63 | #define m_hwnd (HWND)GetHWND() |
| 64 | |
| 65 | // ---------------------------------------------------------------------------- |
| 66 | // constants |
| 67 | // ---------------------------------------------------------------------------- |
| 68 | |
| 69 | // This is a work-around for missing defines in gcc-2.95 headers |
| 70 | #ifndef TCS_RIGHT |
| 71 | #define TCS_RIGHT 0x0002 |
| 72 | #endif |
| 73 | |
| 74 | #ifndef TCS_VERTICAL |
| 75 | #define TCS_VERTICAL 0x0080 |
| 76 | #endif |
| 77 | |
| 78 | #ifndef TCS_BOTTOM |
| 79 | #define TCS_BOTTOM TCS_RIGHT |
| 80 | #endif |
| 81 | |
| 82 | // ---------------------------------------------------------------------------- |
| 83 | // event table |
| 84 | // ---------------------------------------------------------------------------- |
| 85 | |
| 86 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED) |
| 87 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING) |
| 88 | |
| 89 | BEGIN_EVENT_TABLE(wxNotebook, wxControl) |
| 90 | EVT_NOTEBOOK_PAGE_CHANGED(-1, wxNotebook::OnSelChange) |
| 91 | |
| 92 | EVT_SIZE(wxNotebook::OnSize) |
| 93 | |
| 94 | EVT_SET_FOCUS(wxNotebook::OnSetFocus) |
| 95 | |
| 96 | EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey) |
| 97 | END_EVENT_TABLE() |
| 98 | |
| 99 | IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl) |
| 100 | IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxNotifyEvent) |
| 101 | |
| 102 | // ============================================================================ |
| 103 | // implementation |
| 104 | // ============================================================================ |
| 105 | |
| 106 | // ---------------------------------------------------------------------------- |
| 107 | // wxNotebook construction |
| 108 | // ---------------------------------------------------------------------------- |
| 109 | |
| 110 | // common part of all ctors |
| 111 | void wxNotebook::Init() |
| 112 | { |
| 113 | m_imageList = NULL; |
| 114 | m_nSelection = -1; |
| 115 | } |
| 116 | |
| 117 | // default for dynamic class |
| 118 | wxNotebook::wxNotebook() |
| 119 | { |
| 120 | Init(); |
| 121 | } |
| 122 | |
| 123 | // the same arguments as for wxControl |
| 124 | wxNotebook::wxNotebook(wxWindow *parent, |
| 125 | wxWindowID id, |
| 126 | const wxPoint& pos, |
| 127 | const wxSize& size, |
| 128 | long style, |
| 129 | const wxString& name) |
| 130 | { |
| 131 | Init(); |
| 132 | |
| 133 | Create(parent, id, pos, size, style, name); |
| 134 | } |
| 135 | |
| 136 | // Create() function |
| 137 | bool wxNotebook::Create(wxWindow *parent, |
| 138 | wxWindowID id, |
| 139 | const wxPoint& pos, |
| 140 | const wxSize& size, |
| 141 | long style, |
| 142 | const wxString& name) |
| 143 | { |
| 144 | // base init |
| 145 | if ( !CreateBase(parent, id, pos, size, style, wxDefaultValidator, name) ) |
| 146 | return FALSE; |
| 147 | |
| 148 | parent->AddChild(this); |
| 149 | |
| 150 | // style |
| 151 | m_windowStyle = style | wxTAB_TRAVERSAL; |
| 152 | |
| 153 | long tabStyle = WS_TABSTOP | TCS_TABS; |
| 154 | |
| 155 | if ( m_windowStyle & wxBORDER ) |
| 156 | tabStyle |= WS_BORDER; |
| 157 | if ( m_windowStyle & wxCLIP_SIBLINGS ) |
| 158 | tabStyle |= WS_CLIPSIBLINGS; |
| 159 | if (m_windowStyle & wxCLIP_CHILDREN) |
| 160 | tabStyle |= WS_CLIPCHILDREN; |
| 161 | |
| 162 | if ( m_windowStyle & wxTC_MULTILINE ) |
| 163 | tabStyle |= TCS_MULTILINE; |
| 164 | if (m_windowStyle & wxNB_FIXEDWIDTH) |
| 165 | tabStyle |= TCS_FIXEDWIDTH ; |
| 166 | if (m_windowStyle & wxNB_BOTTOM) |
| 167 | tabStyle |= TCS_RIGHT; |
| 168 | if (m_windowStyle & wxNB_LEFT) |
| 169 | tabStyle |= TCS_VERTICAL; |
| 170 | if (m_windowStyle & wxNB_RIGHT) |
| 171 | tabStyle |= TCS_VERTICAL|TCS_RIGHT; |
| 172 | |
| 173 | // note that we don't want to have the default WS_EX_CLIENTEDGE style for the |
| 174 | // notebook, so explicitly specify 0 as last parameter |
| 175 | if ( !MSWCreateControl(WC_TABCONTROL, tabStyle, pos, size, _T(""), 0) ) |
| 176 | { |
| 177 | return FALSE; |
| 178 | } |
| 179 | |
| 180 | SetBackgroundColour(wxColour(::GetSysColor(COLOR_BTNFACE))); |
| 181 | |
| 182 | return TRUE; |
| 183 | } |
| 184 | |
| 185 | // ---------------------------------------------------------------------------- |
| 186 | // wxNotebook accessors |
| 187 | // ---------------------------------------------------------------------------- |
| 188 | |
| 189 | int wxNotebook::GetPageCount() const |
| 190 | { |
| 191 | // consistency check |
| 192 | wxASSERT( (int)m_pages.Count() == TabCtrl_GetItemCount(m_hwnd) ); |
| 193 | |
| 194 | return m_pages.Count(); |
| 195 | } |
| 196 | |
| 197 | int wxNotebook::GetRowCount() const |
| 198 | { |
| 199 | return TabCtrl_GetRowCount(m_hwnd); |
| 200 | } |
| 201 | |
| 202 | int wxNotebook::SetSelection(int nPage) |
| 203 | { |
| 204 | wxCHECK_MSG( IS_VALID_PAGE(nPage), -1, wxT("notebook page out of range") ); |
| 205 | |
| 206 | ChangePage(m_nSelection, nPage); |
| 207 | |
| 208 | return TabCtrl_SetCurSel(m_hwnd, nPage); |
| 209 | } |
| 210 | |
| 211 | bool wxNotebook::SetPageText(int nPage, const wxString& strText) |
| 212 | { |
| 213 | wxCHECK_MSG( IS_VALID_PAGE(nPage), FALSE, wxT("notebook page out of range") ); |
| 214 | |
| 215 | TC_ITEM tcItem; |
| 216 | tcItem.mask = TCIF_TEXT; |
| 217 | tcItem.pszText = (wxChar *)strText.c_str(); |
| 218 | |
| 219 | return TabCtrl_SetItem(m_hwnd, nPage, &tcItem) != 0; |
| 220 | } |
| 221 | |
| 222 | wxString wxNotebook::GetPageText(int nPage) const |
| 223 | { |
| 224 | wxCHECK_MSG( IS_VALID_PAGE(nPage), wxT(""), wxT("notebook page out of range") ); |
| 225 | |
| 226 | wxChar buf[256]; |
| 227 | TC_ITEM tcItem; |
| 228 | tcItem.mask = TCIF_TEXT; |
| 229 | tcItem.pszText = buf; |
| 230 | tcItem.cchTextMax = WXSIZEOF(buf); |
| 231 | |
| 232 | wxString str; |
| 233 | if ( TabCtrl_GetItem(m_hwnd, nPage, &tcItem) ) |
| 234 | str = tcItem.pszText; |
| 235 | |
| 236 | return str; |
| 237 | } |
| 238 | |
| 239 | int wxNotebook::GetPageImage(int nPage) const |
| 240 | { |
| 241 | wxCHECK_MSG( IS_VALID_PAGE(nPage), -1, wxT("notebook page out of range") ); |
| 242 | |
| 243 | TC_ITEM tcItem; |
| 244 | tcItem.mask = TCIF_IMAGE; |
| 245 | |
| 246 | return TabCtrl_GetItem(m_hwnd, nPage, &tcItem) ? tcItem.iImage : -1; |
| 247 | } |
| 248 | |
| 249 | bool wxNotebook::SetPageImage(int nPage, int nImage) |
| 250 | { |
| 251 | wxCHECK_MSG( IS_VALID_PAGE(nPage), FALSE, wxT("notebook page out of range") ); |
| 252 | |
| 253 | TC_ITEM tcItem; |
| 254 | tcItem.mask = TCIF_IMAGE; |
| 255 | tcItem.iImage = nImage; |
| 256 | |
| 257 | return TabCtrl_SetItem(m_hwnd, nPage, &tcItem) != 0; |
| 258 | } |
| 259 | |
| 260 | void wxNotebook::SetImageList(wxImageList* imageList) |
| 261 | { |
| 262 | wxNotebookBase::SetImageList(imageList); |
| 263 | |
| 264 | if ( imageList ) |
| 265 | { |
| 266 | TabCtrl_SetImageList(m_hwnd, (HIMAGELIST)imageList->GetHIMAGELIST()); |
| 267 | } |
| 268 | } |
| 269 | |
| 270 | // ---------------------------------------------------------------------------- |
| 271 | // wxNotebook size settings |
| 272 | // ---------------------------------------------------------------------------- |
| 273 | |
| 274 | void wxNotebook::SetPageSize(const wxSize& size) |
| 275 | { |
| 276 | // transform the page size into the notebook size |
| 277 | RECT rc; |
| 278 | rc.left = |
| 279 | rc.top = 0; |
| 280 | rc.right = size.x; |
| 281 | rc.bottom = size.y; |
| 282 | |
| 283 | TabCtrl_AdjustRect(GetHwnd(), TRUE, &rc); |
| 284 | |
| 285 | // and now set it |
| 286 | SetSize(rc.right - rc.left, rc.bottom - rc.top); |
| 287 | } |
| 288 | |
| 289 | void wxNotebook::SetPadding(const wxSize& padding) |
| 290 | { |
| 291 | TabCtrl_SetPadding(GetHwnd(), padding.x, padding.y); |
| 292 | } |
| 293 | |
| 294 | // Windows-only at present. Also, you must use the wxNB_FIXEDWIDTH |
| 295 | // style. |
| 296 | void wxNotebook::SetTabSize(const wxSize& sz) |
| 297 | { |
| 298 | ::SendMessage(GetHwnd(), TCM_SETITEMSIZE, 0, MAKELPARAM(sz.x, sz.y)); |
| 299 | } |
| 300 | |
| 301 | // ---------------------------------------------------------------------------- |
| 302 | // wxNotebook operations |
| 303 | // ---------------------------------------------------------------------------- |
| 304 | |
| 305 | // remove one page from the notebook |
| 306 | bool wxNotebook::DeletePage(int nPage) |
| 307 | { |
| 308 | wxCHECK_MSG( IS_VALID_PAGE(nPage), FALSE, wxT("notebook page out of range") ); |
| 309 | |
| 310 | if ( m_nSelection == nPage ) { |
| 311 | // advance selection backwards - the page being deleted shouldn't be left |
| 312 | // selected |
| 313 | AdvanceSelection(FALSE); |
| 314 | } |
| 315 | |
| 316 | TabCtrl_DeleteItem(m_hwnd, nPage); |
| 317 | |
| 318 | delete m_pages[nPage]; |
| 319 | m_pages.RemoveAt(nPage); |
| 320 | |
| 321 | if ( m_pages.IsEmpty() ) { |
| 322 | // no selection if the notebook became empty |
| 323 | m_nSelection = -1; |
| 324 | } |
| 325 | else |
| 326 | m_nSelection = TabCtrl_GetCurSel(m_hwnd); |
| 327 | |
| 328 | |
| 329 | return TRUE; |
| 330 | } |
| 331 | |
| 332 | // remove one page from the notebook, without deleting |
| 333 | wxNotebookPage *wxNotebook::DoRemovePage(int nPage) |
| 334 | { |
| 335 | wxNotebookPage *pageRemoved = wxNotebookBase::DoRemovePage(nPage); |
| 336 | if ( !pageRemoved ) |
| 337 | return NULL; |
| 338 | |
| 339 | TabCtrl_DeleteItem(m_hwnd, nPage); |
| 340 | |
| 341 | if ( m_pages.IsEmpty() ) |
| 342 | m_nSelection = -1; |
| 343 | else |
| 344 | m_nSelection = TabCtrl_GetCurSel(m_hwnd); |
| 345 | |
| 346 | return pageRemoved; |
| 347 | } |
| 348 | |
| 349 | // remove all pages |
| 350 | bool wxNotebook::DeleteAllPages() |
| 351 | { |
| 352 | int nPageCount = GetPageCount(); |
| 353 | int nPage; |
| 354 | for ( nPage = 0; nPage < nPageCount; nPage++ ) |
| 355 | delete m_pages[nPage]; |
| 356 | |
| 357 | m_pages.Clear(); |
| 358 | |
| 359 | TabCtrl_DeleteAllItems(m_hwnd); |
| 360 | |
| 361 | m_nSelection = -1; |
| 362 | |
| 363 | return TRUE; |
| 364 | } |
| 365 | |
| 366 | // add a page to the notebook |
| 367 | bool wxNotebook::AddPage(wxNotebookPage *pPage, |
| 368 | const wxString& strText, |
| 369 | bool bSelect, |
| 370 | int imageId) |
| 371 | { |
| 372 | return InsertPage(GetPageCount(), pPage, strText, bSelect, imageId); |
| 373 | } |
| 374 | |
| 375 | // same as AddPage() but does it at given position |
| 376 | bool wxNotebook::InsertPage(int nPage, |
| 377 | wxNotebookPage *pPage, |
| 378 | const wxString& strText, |
| 379 | bool bSelect, |
| 380 | int imageId) |
| 381 | { |
| 382 | wxASSERT( pPage != NULL ); |
| 383 | wxCHECK( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), FALSE ); |
| 384 | |
| 385 | // do add the tab to the control |
| 386 | |
| 387 | // init all fields to 0 |
| 388 | TC_ITEM tcItem; |
| 389 | memset(&tcItem, 0, sizeof(tcItem)); |
| 390 | |
| 391 | if ( imageId != -1 ) |
| 392 | { |
| 393 | tcItem.mask |= TCIF_IMAGE; |
| 394 | tcItem.iImage = imageId; |
| 395 | } |
| 396 | |
| 397 | if ( !strText.IsEmpty() ) |
| 398 | { |
| 399 | tcItem.mask |= TCIF_TEXT; |
| 400 | tcItem.pszText = (wxChar *)strText.c_str(); // const_cast |
| 401 | } |
| 402 | |
| 403 | if ( TabCtrl_InsertItem(m_hwnd, nPage, &tcItem) == -1 ) { |
| 404 | wxLogError(wxT("Can't create the notebook page '%s'."), strText.c_str()); |
| 405 | |
| 406 | return FALSE; |
| 407 | } |
| 408 | |
| 409 | // if the inserted page is before the selected one, we must update the |
| 410 | // index of the selected page |
| 411 | if ( nPage <= m_nSelection ) |
| 412 | { |
| 413 | // one extra page added |
| 414 | m_nSelection++; |
| 415 | } |
| 416 | |
| 417 | // save the pointer to the page |
| 418 | m_pages.Insert(pPage, nPage); |
| 419 | |
| 420 | // don't show pages by default (we'll need to adjust their size first) |
| 421 | HWND hwnd = GetWinHwnd(pPage); |
| 422 | SetWindowLong(hwnd, GWL_STYLE, GetWindowLong(hwnd, GWL_STYLE) & ~WS_VISIBLE); |
| 423 | |
| 424 | // this updates internal flag too - otherwise it will get out of sync |
| 425 | pPage->Show(FALSE); |
| 426 | |
| 427 | // fit the notebook page to the tab control's display area |
| 428 | RECT rc; |
| 429 | rc.left = rc.top = 0; |
| 430 | GetSize((int *)&rc.right, (int *)&rc.bottom); |
| 431 | TabCtrl_AdjustRect(m_hwnd, FALSE, &rc); |
| 432 | pPage->SetSize(rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top); |
| 433 | |
| 434 | // some page should be selected: either this one or the first one if there is |
| 435 | // still no selection |
| 436 | int selNew = -1; |
| 437 | if ( bSelect ) |
| 438 | selNew = nPage; |
| 439 | else if ( m_nSelection == -1 ) |
| 440 | selNew = 0; |
| 441 | |
| 442 | if ( selNew != -1 ) |
| 443 | SetSelection(selNew); |
| 444 | |
| 445 | return TRUE; |
| 446 | } |
| 447 | |
| 448 | // ---------------------------------------------------------------------------- |
| 449 | // wxNotebook callbacks |
| 450 | // ---------------------------------------------------------------------------- |
| 451 | |
| 452 | void wxNotebook::OnSize(wxSizeEvent& event) |
| 453 | { |
| 454 | // fit the notebook page to the tab control's display area |
| 455 | RECT rc; |
| 456 | rc.left = rc.top = 0; |
| 457 | GetSize((int *)&rc.right, (int *)&rc.bottom); |
| 458 | |
| 459 | TabCtrl_AdjustRect(m_hwnd, FALSE, &rc); |
| 460 | |
| 461 | int width = rc.right - rc.left, |
| 462 | height = rc.bottom - rc.top; |
| 463 | size_t nCount = m_pages.Count(); |
| 464 | for ( size_t nPage = 0; nPage < nCount; nPage++ ) { |
| 465 | wxNotebookPage *pPage = m_pages[nPage]; |
| 466 | pPage->SetSize(rc.left, rc.top, width, height); |
| 467 | } |
| 468 | |
| 469 | event.Skip(); |
| 470 | } |
| 471 | |
| 472 | void wxNotebook::OnSelChange(wxNotebookEvent& event) |
| 473 | { |
| 474 | // is it our tab control? |
| 475 | if ( event.GetEventObject() == this ) |
| 476 | { |
| 477 | int sel = event.GetOldSelection(); |
| 478 | if ( sel != -1 ) |
| 479 | m_pages[sel]->Show(FALSE); |
| 480 | |
| 481 | sel = event.GetSelection(); |
| 482 | if ( sel != -1 ) |
| 483 | { |
| 484 | wxNotebookPage *pPage = m_pages[sel]; |
| 485 | pPage->Show(TRUE); |
| 486 | pPage->SetFocus(); |
| 487 | } |
| 488 | |
| 489 | m_nSelection = sel; |
| 490 | } |
| 491 | |
| 492 | // we want to give others a chance to process this message as well |
| 493 | event.Skip(); |
| 494 | } |
| 495 | |
| 496 | void wxNotebook::OnSetFocus(wxFocusEvent& event) |
| 497 | { |
| 498 | // this function is only called when the focus is explicitly set (i.e. from |
| 499 | // the program) to the notebook - in this case we don't need the |
| 500 | // complicated OnNavigationKey() logic because the programmer knows better |
| 501 | // what [s]he wants |
| 502 | |
| 503 | // set focus to the currently selected page if any |
| 504 | if ( m_nSelection != -1 ) |
| 505 | m_pages[m_nSelection]->SetFocus(); |
| 506 | |
| 507 | event.Skip(); |
| 508 | } |
| 509 | |
| 510 | void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event) |
| 511 | { |
| 512 | if ( event.IsWindowChange() ) { |
| 513 | // change pages |
| 514 | AdvanceSelection(event.GetDirection()); |
| 515 | } |
| 516 | else { |
| 517 | // we get this event in 2 cases |
| 518 | // |
| 519 | // a) one of our pages might have generated it because the user TABbed |
| 520 | // out from it in which case we should propagate the event upwards and |
| 521 | // our parent will take care of setting the focus to prev/next sibling |
| 522 | // |
| 523 | // or |
| 524 | // |
| 525 | // b) the parent panel wants to give the focus to us so that we |
| 526 | // forward it to our selected page. We can't deal with this in |
| 527 | // OnSetFocus() because we don't know which direction the focus came |
| 528 | // from in this case and so can't choose between setting the focus to |
| 529 | // first or last panel child |
| 530 | |
| 531 | wxWindow *parent = GetParent(); |
| 532 | if ( event.GetEventObject() == parent ) |
| 533 | { |
| 534 | // no, it doesn't come from child, case (b): forward to a page |
| 535 | if ( m_nSelection != -1 ) |
| 536 | { |
| 537 | // so that the page knows that the event comes from it's parent |
| 538 | // and is being propagated downwards |
| 539 | event.SetEventObject(this); |
| 540 | |
| 541 | wxWindow *page = m_pages[m_nSelection]; |
| 542 | if ( !page->GetEventHandler()->ProcessEvent(event) ) |
| 543 | { |
| 544 | page->SetFocus(); |
| 545 | } |
| 546 | //else: page manages focus inside it itself |
| 547 | } |
| 548 | else |
| 549 | { |
| 550 | // we have no pages - still have to give focus to _something_ |
| 551 | SetFocus(); |
| 552 | } |
| 553 | } |
| 554 | else |
| 555 | { |
| 556 | // it comes from our child, case (a), pass to the parent |
| 557 | if ( parent ) { |
| 558 | event.SetCurrentFocus(this); |
| 559 | parent->GetEventHandler()->ProcessEvent(event); |
| 560 | } |
| 561 | } |
| 562 | } |
| 563 | } |
| 564 | |
| 565 | // ---------------------------------------------------------------------------- |
| 566 | // wxNotebook base class virtuals |
| 567 | // ---------------------------------------------------------------------------- |
| 568 | |
| 569 | // override these 2 functions to do nothing: everything is done in OnSize |
| 570 | |
| 571 | void wxNotebook::SetConstraintSizes(bool WXUNUSED(recurse)) |
| 572 | { |
| 573 | // don't set the sizes of the pages - their correct size is not yet known |
| 574 | wxControl::SetConstraintSizes(FALSE); |
| 575 | } |
| 576 | |
| 577 | bool wxNotebook::DoPhase(int WXUNUSED(nPhase)) |
| 578 | { |
| 579 | return TRUE; |
| 580 | } |
| 581 | |
| 582 | bool wxNotebook::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM* result) |
| 583 | { |
| 584 | wxNotebookEvent event(wxEVT_NULL, m_windowId); |
| 585 | |
| 586 | NMHDR* hdr = (NMHDR *)lParam; |
| 587 | switch ( hdr->code ) { |
| 588 | case TCN_SELCHANGE: |
| 589 | event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED); |
| 590 | break; |
| 591 | |
| 592 | case TCN_SELCHANGING: |
| 593 | event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING); |
| 594 | break; |
| 595 | |
| 596 | default: |
| 597 | return wxControl::MSWOnNotify(idCtrl, lParam, result); |
| 598 | } |
| 599 | |
| 600 | event.SetSelection(TabCtrl_GetCurSel(m_hwnd)); |
| 601 | event.SetOldSelection(m_nSelection); |
| 602 | event.SetEventObject(this); |
| 603 | event.SetInt(idCtrl); |
| 604 | |
| 605 | bool processed = GetEventHandler()->ProcessEvent(event); |
| 606 | *result = !event.IsAllowed(); |
| 607 | return processed; |
| 608 | } |
| 609 | |
| 610 | // ---------------------------------------------------------------------------- |
| 611 | // wxNotebook helper functions |
| 612 | // ---------------------------------------------------------------------------- |
| 613 | |
| 614 | // generate the page changing and changed events, hide the currently active |
| 615 | // panel and show the new one |
| 616 | void wxNotebook::ChangePage(int nOldSel, int nSel) |
| 617 | { |
| 618 | // MT-FIXME should use a real semaphore |
| 619 | static bool s_bInsideChangePage = FALSE; |
| 620 | |
| 621 | // when we call ProcessEvent(), our own OnSelChange() is called which calls |
| 622 | // this function - break the infinite loop |
| 623 | if ( s_bInsideChangePage ) |
| 624 | return; |
| 625 | |
| 626 | // it's not an error (the message may be generated by the tab control itself) |
| 627 | // and it may happen - just do nothing |
| 628 | if ( nSel == nOldSel ) |
| 629 | return; |
| 630 | |
| 631 | s_bInsideChangePage = TRUE; |
| 632 | |
| 633 | wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING, m_windowId); |
| 634 | event.SetSelection(nSel); |
| 635 | event.SetOldSelection(nOldSel); |
| 636 | event.SetEventObject(this); |
| 637 | if ( GetEventHandler()->ProcessEvent(event) && !event.IsAllowed() ) |
| 638 | { |
| 639 | // program doesn't allow the page change |
| 640 | s_bInsideChangePage = FALSE; |
| 641 | return; |
| 642 | } |
| 643 | |
| 644 | event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED); |
| 645 | GetEventHandler()->ProcessEvent(event); |
| 646 | |
| 647 | s_bInsideChangePage = FALSE; |
| 648 | } |
| 649 | |
| 650 | #endif // wxUSE_NOTEBOOK |