| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: notebook.cpp |
| 3 | // Purpose: implementation of wxNotebook |
| 4 | // Author: Julian Smart |
| 5 | // Modified by: |
| 6 | // Created: 17/09/98 |
| 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 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) |
| 20 | #pragma implementation "notebook.h" |
| 21 | #endif |
| 22 | |
| 23 | #ifdef __VMS |
| 24 | #pragma message disable unscomzer |
| 25 | #endif |
| 26 | |
| 27 | // For compilers that support precompilation, includes "wx.h". |
| 28 | #include "wx/wxprec.h" |
| 29 | |
| 30 | #ifdef __BORLANDC__ |
| 31 | #pragma hdrstop |
| 32 | #endif |
| 33 | |
| 34 | #include "wx/string.h" |
| 35 | #include "wx/log.h" |
| 36 | #include "wx/settings.h" |
| 37 | #include "wx/generic/imaglist.h" |
| 38 | #include "wx/notebook.h" |
| 39 | #include "wx/dcclient.h" |
| 40 | #include "wx/generic/tabg.h" |
| 41 | |
| 42 | // ---------------------------------------------------------------------------- |
| 43 | // macros |
| 44 | // ---------------------------------------------------------------------------- |
| 45 | |
| 46 | // check that the page index is valid |
| 47 | #define IS_VALID_PAGE(nPage) (((nPage) >= 0) && ((nPage) < GetPageCount())) |
| 48 | |
| 49 | // ---------------------------------------------------------------------------- |
| 50 | // event table |
| 51 | // ---------------------------------------------------------------------------- |
| 52 | |
| 53 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED) |
| 54 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING) |
| 55 | |
| 56 | BEGIN_EVENT_TABLE(wxNotebook, wxControl) |
| 57 | EVT_NOTEBOOK_PAGE_CHANGED(-1, wxNotebook::OnSelChange) |
| 58 | EVT_SIZE(wxNotebook::OnSize) |
| 59 | EVT_PAINT(wxNotebook::OnPaint) |
| 60 | EVT_MOUSE_EVENTS(wxNotebook::OnMouseEvent) |
| 61 | EVT_SET_FOCUS(wxNotebook::OnSetFocus) |
| 62 | EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey) |
| 63 | END_EVENT_TABLE() |
| 64 | |
| 65 | IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl) |
| 66 | IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxCommandEvent) |
| 67 | |
| 68 | // ============================================================================ |
| 69 | // implementation |
| 70 | // ============================================================================ |
| 71 | |
| 72 | // ============================================================================ |
| 73 | // Private class |
| 74 | // ============================================================================ |
| 75 | |
| 76 | // This reuses wxTabView to draw the tabs. |
| 77 | class WXDLLEXPORT wxNotebookTabView: public wxTabView |
| 78 | { |
| 79 | DECLARE_DYNAMIC_CLASS(wxNotebookTabView) |
| 80 | public: |
| 81 | wxNotebookTabView(wxNotebook* notebook, long style = wxTAB_STYLE_DRAW_BOX | wxTAB_STYLE_COLOUR_INTERIOR); |
| 82 | ~wxNotebookTabView(void); |
| 83 | |
| 84 | // Called when a tab is activated |
| 85 | virtual void OnTabActivate(int activateId, int deactivateId); |
| 86 | // Allows vetoing |
| 87 | virtual bool OnTabPreActivate(int activateId, int deactivateId); |
| 88 | |
| 89 | protected: |
| 90 | wxNotebook* m_notebook; |
| 91 | }; |
| 92 | |
| 93 | // ---------------------------------------------------------------------------- |
| 94 | // wxNotebook construction |
| 95 | // ---------------------------------------------------------------------------- |
| 96 | |
| 97 | // common part of all ctors |
| 98 | void wxNotebook::Init() |
| 99 | { |
| 100 | m_tabView = (wxNotebookTabView*) NULL; |
| 101 | m_nSelection = -1; |
| 102 | } |
| 103 | |
| 104 | // default for dynamic class |
| 105 | wxNotebook::wxNotebook() |
| 106 | { |
| 107 | Init(); |
| 108 | } |
| 109 | |
| 110 | // the same arguments as for wxControl |
| 111 | wxNotebook::wxNotebook(wxWindow *parent, |
| 112 | wxWindowID id, |
| 113 | const wxPoint& pos, |
| 114 | const wxSize& size, |
| 115 | long style, |
| 116 | const wxString& name) |
| 117 | { |
| 118 | Init(); |
| 119 | |
| 120 | Create(parent, id, pos, size, style, name); |
| 121 | } |
| 122 | |
| 123 | // Create() function |
| 124 | bool wxNotebook::Create(wxWindow *parent, |
| 125 | wxWindowID id, |
| 126 | const wxPoint& pos, |
| 127 | const wxSize& size, |
| 128 | long style, |
| 129 | const wxString& name) |
| 130 | { |
| 131 | // base init |
| 132 | SetName(name); |
| 133 | |
| 134 | m_windowId = id == -1 ? NewControlId() : id; |
| 135 | |
| 136 | if (!wxControl::Create(parent, id, pos, size, style|wxNO_BORDER, wxDefaultValidator, name)) |
| 137 | return FALSE; |
| 138 | |
| 139 | SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE)); |
| 140 | |
| 141 | SetTabView(new wxNotebookTabView(this)); |
| 142 | |
| 143 | return TRUE; |
| 144 | } |
| 145 | |
| 146 | // dtor |
| 147 | wxNotebook::~wxNotebook() |
| 148 | { |
| 149 | delete m_tabView; |
| 150 | } |
| 151 | |
| 152 | // ---------------------------------------------------------------------------- |
| 153 | // wxNotebook accessors |
| 154 | // ---------------------------------------------------------------------------- |
| 155 | int wxNotebook::GetRowCount() const |
| 156 | { |
| 157 | // TODO |
| 158 | return 0; |
| 159 | } |
| 160 | |
| 161 | int wxNotebook::SetSelection(size_t nPage) |
| 162 | { |
| 163 | wxASSERT( IS_VALID_PAGE(nPage) ); |
| 164 | |
| 165 | #if defined (__WIN16__) |
| 166 | m_tabView->SetTabSelection(nPage); |
| 167 | #else |
| 168 | wxNotebookPage* pPage = GetPage(nPage); |
| 169 | |
| 170 | m_tabView->SetTabSelection((int) (long) pPage); |
| 171 | #endif |
| 172 | // TODO |
| 173 | return 0; |
| 174 | } |
| 175 | |
| 176 | #if 0 |
| 177 | void wxNotebook::AdvanceSelection(bool bForward) |
| 178 | { |
| 179 | int nSel = GetSelection(); |
| 180 | int nMax = GetPageCount() - 1; |
| 181 | if ( bForward ) |
| 182 | SetSelection(nSel == nMax ? 0 : nSel + 1); |
| 183 | else |
| 184 | SetSelection(nSel == 0 ? nMax : nSel - 1); |
| 185 | } |
| 186 | #endif |
| 187 | |
| 188 | bool wxNotebook::SetPageText(size_t nPage, const wxString& strText) |
| 189 | { |
| 190 | wxASSERT( IS_VALID_PAGE(nPage) ); |
| 191 | #if defined (__WIN16__) |
| 192 | m_tabView->SetTabText(nPage, strText); |
| 193 | Refresh(); |
| 194 | return TRUE; |
| 195 | #else |
| 196 | wxNotebookPage* page = GetPage(nPage); |
| 197 | if (page) |
| 198 | { |
| 199 | m_tabView->SetTabText((int) (long) page, strText); |
| 200 | Refresh(); |
| 201 | return TRUE; |
| 202 | } |
| 203 | #endif |
| 204 | return FALSE; |
| 205 | } |
| 206 | |
| 207 | wxString wxNotebook::GetPageText(size_t nPage) const |
| 208 | { |
| 209 | wxASSERT( IS_VALID_PAGE(nPage) ); |
| 210 | |
| 211 | #if defined (__WIN16__) |
| 212 | return m_tabView->GetTabText(nPage); |
| 213 | #else |
| 214 | wxNotebookPage* page = ((wxNotebook*)this)->GetPage(nPage); |
| 215 | if (page) |
| 216 | return m_tabView->GetTabText((int) (long) page); |
| 217 | else |
| 218 | return wxEmptyString; |
| 219 | #endif |
| 220 | } |
| 221 | |
| 222 | int wxNotebook::GetPageImage(size_t nPage) const |
| 223 | { |
| 224 | wxASSERT( IS_VALID_PAGE(nPage) ); |
| 225 | |
| 226 | // TODO |
| 227 | return 0; |
| 228 | } |
| 229 | |
| 230 | bool wxNotebook::SetPageImage(size_t nPage, int nImage) |
| 231 | { |
| 232 | wxASSERT( IS_VALID_PAGE(nPage) ); |
| 233 | |
| 234 | // TODO |
| 235 | return FALSE; |
| 236 | } |
| 237 | |
| 238 | // set the size (the same for all pages) |
| 239 | void wxNotebook::SetPageSize(const wxSize& size) |
| 240 | { |
| 241 | // TODO |
| 242 | } |
| 243 | |
| 244 | // set the padding between tabs (in pixels) |
| 245 | void wxNotebook::SetPadding(const wxSize& padding) |
| 246 | { |
| 247 | // TODO |
| 248 | } |
| 249 | |
| 250 | // set the size of the tabs for wxNB_FIXEDWIDTH controls |
| 251 | void wxNotebook::SetTabSize(const wxSize& sz) |
| 252 | { |
| 253 | // TODO |
| 254 | } |
| 255 | |
| 256 | // ---------------------------------------------------------------------------- |
| 257 | // wxNotebook operations |
| 258 | // ---------------------------------------------------------------------------- |
| 259 | |
| 260 | // remove one page from the notebook and delete it |
| 261 | bool wxNotebook::DeletePage(size_t nPage) |
| 262 | { |
| 263 | wxCHECK( IS_VALID_PAGE(nPage), FALSE ); |
| 264 | |
| 265 | if (m_nSelection != -1) |
| 266 | { |
| 267 | m_pages[m_nSelection]->Show(FALSE); |
| 268 | m_pages[m_nSelection]->Lower(); |
| 269 | } |
| 270 | |
| 271 | wxNotebookPage* pPage = GetPage(nPage); |
| 272 | #if defined (__WIN16__) |
| 273 | m_tabView->RemoveTab(nPage); |
| 274 | #else |
| 275 | m_tabView->RemoveTab((int) (long) pPage); |
| 276 | #endif |
| 277 | |
| 278 | m_pages.Remove(pPage); |
| 279 | delete pPage; |
| 280 | |
| 281 | if (m_pages.GetCount() == 0) |
| 282 | { |
| 283 | m_nSelection = -1; |
| 284 | m_tabView->SetTabSelection(-1, FALSE); |
| 285 | } |
| 286 | else if (m_nSelection > -1) |
| 287 | { |
| 288 | m_nSelection = -1; |
| 289 | #if defined (__WIN16__) |
| 290 | m_tabView->SetTabSelection(0, FALSE); |
| 291 | #else |
| 292 | m_tabView->SetTabSelection((int) (long) GetPage(0), FALSE); |
| 293 | #endif |
| 294 | if (m_nSelection != 0) |
| 295 | ChangePage(-1, 0); |
| 296 | } |
| 297 | |
| 298 | RefreshLayout(FALSE); |
| 299 | |
| 300 | return TRUE; |
| 301 | } |
| 302 | |
| 303 | bool wxNotebook::DeletePage(wxNotebookPage* page) |
| 304 | { |
| 305 | int pagePos = FindPagePosition(page); |
| 306 | if (pagePos > -1) |
| 307 | return DeletePage(pagePos); |
| 308 | else |
| 309 | return FALSE; |
| 310 | } |
| 311 | |
| 312 | bool wxNotebook::RemovePage(size_t nPage) |
| 313 | { |
| 314 | return DoRemovePage(nPage) != NULL; |
| 315 | } |
| 316 | |
| 317 | // remove one page from the notebook |
| 318 | wxWindow* wxNotebook::DoRemovePage(size_t nPage) |
| 319 | { |
| 320 | wxCHECK( IS_VALID_PAGE(nPage), FALSE ); |
| 321 | |
| 322 | m_pages[nPage]->Show(FALSE); |
| 323 | // m_pages[nPage]->Lower(); |
| 324 | |
| 325 | wxNotebookPage* pPage = GetPage(nPage); |
| 326 | #if defined (__WIN16__) |
| 327 | m_tabView->RemoveTab(nPage); |
| 328 | #else |
| 329 | m_tabView->RemoveTab((int) (long) pPage); |
| 330 | #endif |
| 331 | |
| 332 | m_pages.Remove(pPage); |
| 333 | |
| 334 | if (m_pages.GetCount() == 0) |
| 335 | { |
| 336 | m_nSelection = -1; |
| 337 | m_tabView->SetTabSelection(-1, TRUE); |
| 338 | } |
| 339 | else if (m_nSelection > -1) |
| 340 | { |
| 341 | // Only change the selection if the page we |
| 342 | // deleted was the selection. |
| 343 | if (nPage == (size_t)m_nSelection) |
| 344 | { |
| 345 | m_nSelection = -1; |
| 346 | // Select the first tab. Generates a ChangePage. |
| 347 | m_tabView->SetTabSelection(0, TRUE); |
| 348 | } |
| 349 | else |
| 350 | { |
| 351 | // We must adjust which tab we think is selected. |
| 352 | // If greater than the page we deleted, it must be moved down |
| 353 | // a notch. |
| 354 | if (size_t(m_nSelection) > nPage) |
| 355 | m_nSelection -- ; |
| 356 | } |
| 357 | } |
| 358 | |
| 359 | RefreshLayout(FALSE); |
| 360 | |
| 361 | return pPage; |
| 362 | } |
| 363 | |
| 364 | bool wxNotebook::RemovePage(wxNotebookPage* page) |
| 365 | { |
| 366 | int pagePos = FindPagePosition(page); |
| 367 | if (pagePos > -1) |
| 368 | return RemovePage(pagePos); |
| 369 | else |
| 370 | return FALSE; |
| 371 | } |
| 372 | |
| 373 | // Find the position of the wxNotebookPage, -1 if not found. |
| 374 | int wxNotebook::FindPagePosition(wxNotebookPage* page) const |
| 375 | { |
| 376 | size_t nPageCount = GetPageCount(); |
| 377 | size_t nPage; |
| 378 | for ( nPage = 0; nPage < nPageCount; nPage++ ) |
| 379 | if (m_pages[nPage] == page) |
| 380 | return nPage; |
| 381 | return -1; |
| 382 | } |
| 383 | |
| 384 | // remove all pages |
| 385 | bool wxNotebook::DeleteAllPages() |
| 386 | { |
| 387 | m_tabView->ClearTabs(TRUE); |
| 388 | |
| 389 | size_t nPageCount = GetPageCount(); |
| 390 | size_t nPage; |
| 391 | for ( nPage = 0; nPage < nPageCount; nPage++ ) |
| 392 | delete m_pages[nPage]; |
| 393 | |
| 394 | m_pages.Clear(); |
| 395 | |
| 396 | return TRUE; |
| 397 | } |
| 398 | |
| 399 | // same as AddPage() but does it at given position |
| 400 | bool wxNotebook::InsertPage(size_t nPage, |
| 401 | wxNotebookPage *pPage, |
| 402 | const wxString& strText, |
| 403 | bool bSelect, |
| 404 | int imageId) |
| 405 | { |
| 406 | wxASSERT( pPage != NULL ); |
| 407 | wxCHECK( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), FALSE ); |
| 408 | |
| 409 | // For 16 bit integers (tabs limited to 32768) |
| 410 | #if defined (__WIN16__) |
| 411 | m_tabView->AddTab(nPage, strText); |
| 412 | #else |
| 413 | m_tabView->AddTab((int) (long) pPage, strText); |
| 414 | #endif |
| 415 | if (!bSelect) |
| 416 | pPage->Show(FALSE); |
| 417 | |
| 418 | // save the pointer to the page |
| 419 | m_pages.Insert(pPage, nPage); |
| 420 | |
| 421 | if (bSelect) |
| 422 | { |
| 423 | // This will cause ChangePage to be called, via OnSelPage |
| 424 | #if defined (__WIN16__) |
| 425 | m_tabView->SetTabSelection(nPage, TRUE); |
| 426 | #else |
| 427 | m_tabView->SetTabSelection((int) (long) pPage, TRUE); |
| 428 | #endif |
| 429 | } |
| 430 | |
| 431 | // some page must be selected: either this one or the first one if there is |
| 432 | // still no selection |
| 433 | if ( m_nSelection == -1 ) |
| 434 | ChangePage(-1, 0); |
| 435 | |
| 436 | RefreshLayout(FALSE); |
| 437 | |
| 438 | return TRUE; |
| 439 | } |
| 440 | |
| 441 | // ---------------------------------------------------------------------------- |
| 442 | // wxNotebook callbacks |
| 443 | // ---------------------------------------------------------------------------- |
| 444 | |
| 445 | // @@@ OnSize() is used for setting the font when it's called for the first |
| 446 | // time because doing it in ::Create() doesn't work (for unknown reasons) |
| 447 | void wxNotebook::OnSize(wxSizeEvent& event) |
| 448 | { |
| 449 | static bool s_bFirstTime = TRUE; |
| 450 | if ( s_bFirstTime ) { |
| 451 | // TODO: any first-time-size processing. |
| 452 | s_bFirstTime = FALSE; |
| 453 | } |
| 454 | |
| 455 | RefreshLayout(); |
| 456 | |
| 457 | // Processing continues to next OnSize |
| 458 | event.Skip(); |
| 459 | } |
| 460 | |
| 461 | // This was supposed to cure the non-display of the notebook |
| 462 | // until the user resizes the window. |
| 463 | // What's going on? |
| 464 | void wxNotebook::OnInternalIdle() |
| 465 | { |
| 466 | wxWindow::OnInternalIdle(); |
| 467 | |
| 468 | #if 0 |
| 469 | static bool s_bFirstTime = TRUE; |
| 470 | if ( s_bFirstTime ) { |
| 471 | /* |
| 472 | wxSize sz(GetSize()); |
| 473 | sz.x ++; |
| 474 | SetSize(sz); |
| 475 | sz.x --; |
| 476 | SetSize(sz); |
| 477 | */ |
| 478 | |
| 479 | /* |
| 480 | wxSize sz(GetSize()); |
| 481 | wxSizeEvent sizeEvent(sz, GetId()); |
| 482 | sizeEvent.SetEventObject(this); |
| 483 | GetEventHandler()->ProcessEvent(sizeEvent); |
| 484 | Refresh(); |
| 485 | */ |
| 486 | s_bFirstTime = FALSE; |
| 487 | } |
| 488 | #endif |
| 489 | } |
| 490 | |
| 491 | // Implementation: calculate the layout of the view rect |
| 492 | // and resize the children if required |
| 493 | bool wxNotebook::RefreshLayout(bool force) |
| 494 | { |
| 495 | if (m_tabView) |
| 496 | { |
| 497 | wxRect oldRect = m_tabView->GetViewRect(); |
| 498 | |
| 499 | int cw, ch; |
| 500 | GetClientSize(& cw, & ch); |
| 501 | |
| 502 | int tabHeight = m_tabView->GetTotalTabHeight(); |
| 503 | wxRect rect; |
| 504 | rect.x = 4; |
| 505 | rect.y = tabHeight + 4; |
| 506 | rect.width = cw - 8; |
| 507 | rect.height = ch - 4 - rect.y ; |
| 508 | |
| 509 | m_tabView->SetViewRect(rect); |
| 510 | |
| 511 | m_tabView->LayoutTabs(); |
| 512 | |
| 513 | // Need to do it a 2nd time to get the tab height with |
| 514 | // the new view width, since changing the view width changes the |
| 515 | // tab layout. |
| 516 | tabHeight = m_tabView->GetTotalTabHeight(); |
| 517 | rect.x = 4; |
| 518 | rect.y = tabHeight + 4; |
| 519 | rect.width = cw - 8; |
| 520 | rect.height = ch - 4 - rect.y ; |
| 521 | |
| 522 | m_tabView->SetViewRect(rect); |
| 523 | |
| 524 | m_tabView->LayoutTabs(); |
| 525 | |
| 526 | if (!force && (rect == oldRect)) |
| 527 | return FALSE; |
| 528 | |
| 529 | // fit the notebook page to the tab control's display area |
| 530 | |
| 531 | size_t nCount = m_pages.Count(); |
| 532 | for ( size_t nPage = 0; nPage < nCount; nPage++ ) { |
| 533 | wxNotebookPage *pPage = m_pages[nPage]; |
| 534 | wxRect clientRect = GetAvailableClientSize(); |
| 535 | if (pPage->IsShown()) |
| 536 | { |
| 537 | pPage->SetSize(clientRect.x, clientRect.y, clientRect.width, clientRect.height); |
| 538 | if ( pPage->GetAutoLayout() ) |
| 539 | pPage->Layout(); |
| 540 | } |
| 541 | } |
| 542 | Refresh(); |
| 543 | } |
| 544 | return TRUE; |
| 545 | } |
| 546 | |
| 547 | void wxNotebook::OnSelChange(wxNotebookEvent& event) |
| 548 | { |
| 549 | // is it our tab control? |
| 550 | if ( event.GetEventObject() == this ) |
| 551 | { |
| 552 | if (event.GetSelection() != m_nSelection) |
| 553 | ChangePage(event.GetOldSelection(), event.GetSelection()); |
| 554 | } |
| 555 | |
| 556 | // we want to give others a chance to process this message as well |
| 557 | event.Skip(); |
| 558 | } |
| 559 | |
| 560 | void wxNotebook::OnSetFocus(wxFocusEvent& event) |
| 561 | { |
| 562 | // set focus to the currently selected page if any |
| 563 | if ( m_nSelection != -1 ) |
| 564 | m_pages[m_nSelection]->SetFocus(); |
| 565 | |
| 566 | event.Skip(); |
| 567 | } |
| 568 | |
| 569 | void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event) |
| 570 | { |
| 571 | if ( event.IsWindowChange() ) { |
| 572 | // change pages |
| 573 | AdvanceSelection(event.GetDirection()); |
| 574 | } |
| 575 | else { |
| 576 | // pass to the parent |
| 577 | if ( GetParent() ) { |
| 578 | event.SetCurrentFocus(this); |
| 579 | GetParent()->ProcessEvent(event); |
| 580 | } |
| 581 | } |
| 582 | } |
| 583 | |
| 584 | // ---------------------------------------------------------------------------- |
| 585 | // wxNotebook base class virtuals |
| 586 | // ---------------------------------------------------------------------------- |
| 587 | |
| 588 | // override these 2 functions to do nothing: everything is done in OnSize |
| 589 | |
| 590 | void wxNotebook::SetConstraintSizes(bool /* recurse */) |
| 591 | { |
| 592 | // don't set the sizes of the pages - their correct size is not yet known |
| 593 | wxControl::SetConstraintSizes(FALSE); |
| 594 | } |
| 595 | |
| 596 | bool wxNotebook::DoPhase(int /* nPhase */) |
| 597 | { |
| 598 | return TRUE; |
| 599 | } |
| 600 | |
| 601 | void wxNotebook::Command(wxCommandEvent& WXUNUSED(event)) |
| 602 | { |
| 603 | wxFAIL_MSG("wxNotebook::Command not implemented"); |
| 604 | } |
| 605 | |
| 606 | // ---------------------------------------------------------------------------- |
| 607 | // wxNotebook helper functions |
| 608 | // ---------------------------------------------------------------------------- |
| 609 | |
| 610 | // hide the currently active panel and show the new one |
| 611 | void wxNotebook::ChangePage(int nOldSel, int nSel) |
| 612 | { |
| 613 | // cout << "ChangePage: " << nOldSel << ", " << nSel << "\n"; |
| 614 | wxASSERT( nOldSel != nSel ); // impossible |
| 615 | |
| 616 | if ( nOldSel != -1 ) { |
| 617 | m_pages[nOldSel]->Show(FALSE); |
| 618 | m_pages[nOldSel]->Lower(); |
| 619 | } |
| 620 | |
| 621 | wxNotebookPage *pPage = m_pages[nSel]; |
| 622 | |
| 623 | wxRect clientRect = GetAvailableClientSize(); |
| 624 | pPage->SetSize(clientRect.x, clientRect.y, clientRect.width, clientRect.height); |
| 625 | |
| 626 | Refresh(); |
| 627 | |
| 628 | pPage->Show(TRUE); |
| 629 | pPage->Raise(); |
| 630 | pPage->SetFocus(); |
| 631 | |
| 632 | m_nSelection = nSel; |
| 633 | } |
| 634 | |
| 635 | void wxNotebook::OnMouseEvent(wxMouseEvent& event) |
| 636 | { |
| 637 | if (m_tabView) |
| 638 | m_tabView->OnEvent(event); |
| 639 | } |
| 640 | |
| 641 | void wxNotebook::OnPaint(wxPaintEvent& WXUNUSED(event) ) |
| 642 | { |
| 643 | wxPaintDC dc(this); |
| 644 | if (m_tabView) |
| 645 | m_tabView->Draw(dc); |
| 646 | } |
| 647 | |
| 648 | wxRect wxNotebook::GetAvailableClientSize() |
| 649 | { |
| 650 | int cw, ch; |
| 651 | GetClientSize(& cw, & ch); |
| 652 | |
| 653 | int tabHeight = m_tabView->GetTotalTabHeight(); |
| 654 | |
| 655 | // TODO: these margins should be configurable. |
| 656 | wxRect rect; |
| 657 | rect.x = 6; |
| 658 | rect.y = tabHeight + 6; |
| 659 | rect.width = cw - 12; |
| 660 | rect.height = ch - 4 - rect.y ; |
| 661 | |
| 662 | return rect; |
| 663 | } |
| 664 | |
| 665 | /* |
| 666 | * wxNotebookTabView |
| 667 | */ |
| 668 | |
| 669 | IMPLEMENT_CLASS(wxNotebookTabView, wxTabView) |
| 670 | |
| 671 | wxNotebookTabView::wxNotebookTabView(wxNotebook *notebook, long style): wxTabView(style) |
| 672 | { |
| 673 | m_notebook = notebook; |
| 674 | |
| 675 | m_notebook->SetTabView(this); |
| 676 | |
| 677 | SetWindow(m_notebook); |
| 678 | } |
| 679 | |
| 680 | wxNotebookTabView::~wxNotebookTabView(void) |
| 681 | { |
| 682 | } |
| 683 | |
| 684 | // Called when a tab is activated |
| 685 | void wxNotebookTabView::OnTabActivate(int activateId, int deactivateId) |
| 686 | { |
| 687 | if (!m_notebook) |
| 688 | return; |
| 689 | |
| 690 | wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED, m_notebook->GetId()); |
| 691 | |
| 692 | #if defined (__WIN16__) |
| 693 | int activatePos = activateId; |
| 694 | int deactivatePos = deactivateId; |
| 695 | #else |
| 696 | // Translate from wxTabView's ids (which aren't position-dependent) |
| 697 | // to wxNotebook's (which are). |
| 698 | wxNotebookPage* pActive = (wxNotebookPage*) activateId; |
| 699 | wxNotebookPage* pDeactive = (wxNotebookPage*) deactivateId; |
| 700 | |
| 701 | int activatePos = m_notebook->FindPagePosition(pActive); |
| 702 | int deactivatePos = m_notebook->FindPagePosition(pDeactive); |
| 703 | |
| 704 | #endif |
| 705 | event.SetEventObject(m_notebook); |
| 706 | event.SetSelection(activatePos); |
| 707 | event.SetOldSelection(deactivatePos); |
| 708 | m_notebook->GetEventHandler()->ProcessEvent(event); |
| 709 | } |
| 710 | |
| 711 | // Allows Vetoing |
| 712 | bool wxNotebookTabView::OnTabPreActivate(int activateId, int deactivateId) |
| 713 | { |
| 714 | bool retval = TRUE; |
| 715 | |
| 716 | if (m_notebook) |
| 717 | { |
| 718 | wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING, m_notebook->GetId()); |
| 719 | |
| 720 | #if defined (__WIN16__) |
| 721 | int activatePos = activateId; |
| 722 | int deactivatePos = deactivateId; |
| 723 | #else |
| 724 | // Translate from wxTabView's ids (which aren't position-dependent) |
| 725 | // to wxNotebook's (which are). |
| 726 | wxNotebookPage* pActive = (wxNotebookPage*) activateId; |
| 727 | wxNotebookPage* pDeactive = (wxNotebookPage*) deactivateId; |
| 728 | |
| 729 | int activatePos = m_notebook->FindPagePosition(pActive); |
| 730 | int deactivatePos = m_notebook->FindPagePosition(pDeactive); |
| 731 | |
| 732 | #endif |
| 733 | event.SetEventObject(m_notebook); |
| 734 | event.SetSelection(activatePos); |
| 735 | event.SetOldSelection(deactivatePos); |
| 736 | if (m_notebook->GetEventHandler()->ProcessEvent(event)) |
| 737 | { |
| 738 | retval = event.IsAllowed(); |
| 739 | } |
| 740 | } |
| 741 | return retval; |
| 742 | } |
| 743 | |