| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/univ/notebook.cpp |
| 3 | // Purpose: wxNotebook implementation |
| 4 | // Author: Vadim Zeitlin |
| 5 | // Modified by: |
| 6 | // Created: 01.02.01 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com) |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | // ============================================================================ |
| 13 | // declarations |
| 14 | // ============================================================================ |
| 15 | |
| 16 | // ---------------------------------------------------------------------------- |
| 17 | // headers |
| 18 | // ---------------------------------------------------------------------------- |
| 19 | |
| 20 | #include "wx/wxprec.h" |
| 21 | |
| 22 | #ifdef __BORLANDC__ |
| 23 | #pragma hdrstop |
| 24 | #endif |
| 25 | |
| 26 | #if wxUSE_NOTEBOOK |
| 27 | |
| 28 | #include "wx/notebook.h" |
| 29 | |
| 30 | #ifndef WX_PRECOMP |
| 31 | #include "wx/dcmemory.h" |
| 32 | #endif |
| 33 | |
| 34 | #include "wx/imaglist.h" |
| 35 | #include "wx/spinbutt.h" |
| 36 | |
| 37 | #include "wx/univ/renderer.h" |
| 38 | |
| 39 | // ---------------------------------------------------------------------------- |
| 40 | // wxStdNotebookInputHandler: translates SPACE and ENTER keys and the left mouse |
| 41 | // click into button press/release actions |
| 42 | // ---------------------------------------------------------------------------- |
| 43 | |
| 44 | class WXDLLEXPORT wxStdNotebookInputHandler : public wxStdInputHandler |
| 45 | { |
| 46 | public: |
| 47 | wxStdNotebookInputHandler(wxInputHandler *inphand); |
| 48 | |
| 49 | virtual bool HandleKey(wxInputConsumer *consumer, |
| 50 | const wxKeyEvent& event, |
| 51 | bool pressed); |
| 52 | virtual bool HandleMouse(wxInputConsumer *consumer, |
| 53 | const wxMouseEvent& event); |
| 54 | virtual bool HandleMouseMove(wxInputConsumer *consumer, const wxMouseEvent& event); |
| 55 | virtual bool HandleFocus(wxInputConsumer *consumer, const wxFocusEvent& event); |
| 56 | virtual bool HandleActivation(wxInputConsumer *consumer, bool activated); |
| 57 | |
| 58 | protected: |
| 59 | void HandleFocusChange(wxInputConsumer *consumer); |
| 60 | }; |
| 61 | |
| 62 | // ---------------------------------------------------------------------------- |
| 63 | // macros |
| 64 | // ---------------------------------------------------------------------------- |
| 65 | |
| 66 | #if 0 |
| 67 | // due to unsigned type nPage is always >= 0 |
| 68 | #define IS_VALID_PAGE(nPage) (((nPage) >= 0) && ((size_t(nPage)) < GetPageCount())) |
| 69 | #else |
| 70 | #define IS_VALID_PAGE(nPage) (((size_t)nPage) < GetPageCount()) |
| 71 | #endif |
| 72 | |
| 73 | // ---------------------------------------------------------------------------- |
| 74 | // constants |
| 75 | // ---------------------------------------------------------------------------- |
| 76 | |
| 77 | static const size_t INVALID_PAGE = (size_t)-1; |
| 78 | |
| 79 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED) |
| 80 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING) |
| 81 | |
| 82 | // ---------------------------------------------------------------------------- |
| 83 | // private classes |
| 84 | // ---------------------------------------------------------------------------- |
| 85 | |
| 86 | class wxNotebookSpinBtn : public wxSpinButton |
| 87 | { |
| 88 | public: |
| 89 | wxNotebookSpinBtn(wxNotebook *nb) |
| 90 | : wxSpinButton(nb, wxID_ANY, |
| 91 | wxDefaultPosition, wxDefaultSize, |
| 92 | nb->IsVertical() ? wxSP_VERTICAL : wxSP_HORIZONTAL) |
| 93 | { |
| 94 | m_nb = nb; |
| 95 | } |
| 96 | |
| 97 | protected: |
| 98 | void OnSpin(wxSpinEvent& event) |
| 99 | { |
| 100 | m_nb->PerformAction(wxACTION_NOTEBOOK_GOTO, event.GetPosition()); |
| 101 | } |
| 102 | |
| 103 | private: |
| 104 | wxNotebook *m_nb; |
| 105 | |
| 106 | DECLARE_EVENT_TABLE() |
| 107 | }; |
| 108 | |
| 109 | BEGIN_EVENT_TABLE(wxNotebookSpinBtn, wxSpinButton) |
| 110 | EVT_SPIN(wxID_ANY, wxNotebookSpinBtn::OnSpin) |
| 111 | END_EVENT_TABLE() |
| 112 | |
| 113 | // ============================================================================ |
| 114 | // implementation |
| 115 | // ============================================================================ |
| 116 | |
| 117 | IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl) |
| 118 | IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxCommandEvent) |
| 119 | |
| 120 | // ---------------------------------------------------------------------------- |
| 121 | // wxNotebook creation |
| 122 | // ---------------------------------------------------------------------------- |
| 123 | |
| 124 | void wxNotebook::Init() |
| 125 | { |
| 126 | m_sel = INVALID_PAGE; |
| 127 | |
| 128 | m_heightTab = |
| 129 | m_widthMax = 0; |
| 130 | |
| 131 | m_firstVisible = |
| 132 | m_lastVisible = |
| 133 | m_lastFullyVisible = 0; |
| 134 | |
| 135 | m_offset = 0; |
| 136 | |
| 137 | m_spinbtn = NULL; |
| 138 | } |
| 139 | |
| 140 | bool wxNotebook::Create(wxWindow *parent, |
| 141 | wxWindowID id, |
| 142 | const wxPoint& pos, |
| 143 | const wxSize& size, |
| 144 | long style, |
| 145 | const wxString& name) |
| 146 | { |
| 147 | if ( (style & wxBK_ALIGN_MASK) == wxBK_DEFAULT ) |
| 148 | style |= wxBK_TOP; |
| 149 | |
| 150 | if ( !wxControl::Create(parent, id, pos, size, style, |
| 151 | wxDefaultValidator, name) ) |
| 152 | return false; |
| 153 | |
| 154 | m_sizePad = GetRenderer()->GetTabPadding(); |
| 155 | |
| 156 | SetInitialSize(size); |
| 157 | |
| 158 | CreateInputHandler(wxINP_HANDLER_NOTEBOOK); |
| 159 | |
| 160 | return true; |
| 161 | } |
| 162 | |
| 163 | // ---------------------------------------------------------------------------- |
| 164 | // wxNotebook page titles and images |
| 165 | // ---------------------------------------------------------------------------- |
| 166 | |
| 167 | wxString wxNotebook::GetPageText(size_t nPage) const |
| 168 | { |
| 169 | wxCHECK_MSG( IS_VALID_PAGE(nPage), wxEmptyString, _T("invalid notebook page") ); |
| 170 | |
| 171 | return m_titles[nPage]; |
| 172 | } |
| 173 | |
| 174 | bool wxNotebook::SetPageText(size_t nPage, const wxString& strText) |
| 175 | { |
| 176 | wxCHECK_MSG( IS_VALID_PAGE(nPage), false, _T("invalid notebook page") ); |
| 177 | |
| 178 | if ( strText != m_titles[nPage] ) |
| 179 | { |
| 180 | m_accels[nPage] = FindAccelIndex(strText, &m_titles[nPage]); |
| 181 | |
| 182 | if ( FixedSizeTabs() ) |
| 183 | { |
| 184 | // it's enough to just reresh this one |
| 185 | RefreshTab(nPage); |
| 186 | } |
| 187 | else // var width tabs |
| 188 | { |
| 189 | // we need to resize the tab to fit the new string |
| 190 | ResizeTab(nPage); |
| 191 | } |
| 192 | } |
| 193 | |
| 194 | return true; |
| 195 | } |
| 196 | |
| 197 | int wxNotebook::GetPageImage(size_t nPage) const |
| 198 | { |
| 199 | wxCHECK_MSG( IS_VALID_PAGE(nPage), wxNOT_FOUND, _T("invalid notebook page") ); |
| 200 | |
| 201 | return m_images[nPage]; |
| 202 | } |
| 203 | |
| 204 | bool wxNotebook::SetPageImage(size_t nPage, int nImage) |
| 205 | { |
| 206 | wxCHECK_MSG( IS_VALID_PAGE(nPage), false, _T("invalid notebook page") ); |
| 207 | |
| 208 | wxCHECK_MSG( m_imageList && nImage < m_imageList->GetImageCount(), false, |
| 209 | _T("invalid image index in SetPageImage()") ); |
| 210 | |
| 211 | if ( nImage != m_images[nPage] ) |
| 212 | { |
| 213 | // if the item didn't have an icon before or, on the contrary, did have |
| 214 | // it but has lost it now, its size will change - but if the icon just |
| 215 | // changes, it won't |
| 216 | bool tabSizeChanges = nImage == -1 || m_images[nPage] == -1; |
| 217 | m_images[nPage] = nImage; |
| 218 | |
| 219 | if ( tabSizeChanges ) |
| 220 | RefreshAllTabs(); |
| 221 | else |
| 222 | RefreshTab(nPage); |
| 223 | } |
| 224 | |
| 225 | return true; |
| 226 | } |
| 227 | |
| 228 | wxNotebook::~wxNotebook() |
| 229 | { |
| 230 | } |
| 231 | |
| 232 | // ---------------------------------------------------------------------------- |
| 233 | // wxNotebook page switching |
| 234 | // ---------------------------------------------------------------------------- |
| 235 | |
| 236 | int wxNotebook::DoSetSelection(size_t nPage, int flags) |
| 237 | { |
| 238 | wxCHECK_MSG( IS_VALID_PAGE(nPage), wxNOT_FOUND, _T("invalid notebook page") ); |
| 239 | |
| 240 | if ( (size_t)nPage == m_sel ) |
| 241 | { |
| 242 | // don't do anything if there is nothing to do |
| 243 | return m_sel; |
| 244 | } |
| 245 | |
| 246 | if ( flags & SetSelection_SendEvent ) |
| 247 | { |
| 248 | if ( !SendPageChangingEvent(nPage) ) |
| 249 | { |
| 250 | // program doesn't allow the page change |
| 251 | return m_sel; |
| 252 | } |
| 253 | } |
| 254 | |
| 255 | // we need to change m_sel first, before calling RefreshTab() below as |
| 256 | // otherwise the previously selected tab wouldn't be redrawn properly under |
| 257 | // wxGTK which calls Refresh() immediately and not during the next event |
| 258 | // loop iteration as wxMSW does and as it should |
| 259 | size_t selOld = m_sel; |
| 260 | |
| 261 | m_sel = nPage; |
| 262 | |
| 263 | if ( selOld != INVALID_PAGE ) |
| 264 | { |
| 265 | RefreshTab(selOld, true /* this tab was selected */); |
| 266 | |
| 267 | m_pages[selOld]->Hide(); |
| 268 | } |
| 269 | |
| 270 | if ( m_sel != INVALID_PAGE ) // this is impossible - but test nevertheless |
| 271 | { |
| 272 | if ( HasSpinBtn() ) |
| 273 | { |
| 274 | // keep it in sync |
| 275 | m_spinbtn->SetValue(m_sel); |
| 276 | } |
| 277 | |
| 278 | if ( m_sel < m_firstVisible ) |
| 279 | { |
| 280 | // selection is to the left of visible part of tabs |
| 281 | ScrollTo(m_sel); |
| 282 | } |
| 283 | else if ( m_sel > m_lastFullyVisible ) |
| 284 | { |
| 285 | // selection is to the right of visible part of tabs |
| 286 | ScrollLastTo(m_sel); |
| 287 | } |
| 288 | else // we already see this tab |
| 289 | { |
| 290 | // no need to scroll |
| 291 | RefreshTab(m_sel); |
| 292 | } |
| 293 | |
| 294 | m_pages[m_sel]->SetSize(GetPageRect()); |
| 295 | m_pages[m_sel]->Show(); |
| 296 | } |
| 297 | |
| 298 | if ( flags & SetSelection_SendEvent ) |
| 299 | { |
| 300 | // event handling |
| 301 | SendPageChangedEvent(selOld); |
| 302 | } |
| 303 | |
| 304 | return selOld; |
| 305 | } |
| 306 | |
| 307 | // ---------------------------------------------------------------------------- |
| 308 | // wxNotebook pages adding/deleting |
| 309 | // ---------------------------------------------------------------------------- |
| 310 | |
| 311 | bool wxNotebook::InsertPage(size_t nPage, |
| 312 | wxNotebookPage *pPage, |
| 313 | const wxString& strText, |
| 314 | bool bSelect, |
| 315 | int imageId) |
| 316 | { |
| 317 | size_t nPages = GetPageCount(); |
| 318 | wxCHECK_MSG( nPage == nPages || IS_VALID_PAGE(nPage), false, |
| 319 | _T("invalid notebook page in InsertPage()") ); |
| 320 | |
| 321 | // modify the data |
| 322 | m_pages.Insert(pPage, nPage); |
| 323 | |
| 324 | wxString label; |
| 325 | m_accels.Insert(FindAccelIndex(strText, &label), nPage); |
| 326 | m_titles.Insert(label, nPage); |
| 327 | |
| 328 | m_images.Insert(imageId, nPage); |
| 329 | |
| 330 | // cache the tab geometry here |
| 331 | wxSize sizeTab = CalcTabSize(nPage); |
| 332 | |
| 333 | if ( sizeTab.y > m_heightTab ) |
| 334 | m_heightTab = sizeTab.y; |
| 335 | |
| 336 | if ( FixedSizeTabs() && sizeTab.x > m_widthMax ) |
| 337 | m_widthMax = sizeTab.x; |
| 338 | |
| 339 | m_widths.Insert(sizeTab.x, nPage); |
| 340 | |
| 341 | // spin button may appear if we didn't have it before - but even if we did, |
| 342 | // its range should change, so update it unconditionally |
| 343 | UpdateSpinBtn(); |
| 344 | |
| 345 | // if the tab has just appeared, we have to relayout everything, otherwise |
| 346 | // it's enough to just redraw the tabs |
| 347 | if ( nPages == 0 ) |
| 348 | { |
| 349 | // always select the first tab to have at least some selection |
| 350 | bSelect = true; |
| 351 | |
| 352 | Relayout(); |
| 353 | Refresh(); |
| 354 | } |
| 355 | else // not the first tab |
| 356 | { |
| 357 | RefreshAllTabs(); |
| 358 | } |
| 359 | |
| 360 | if ( bSelect ) |
| 361 | { |
| 362 | SetSelection(nPage); |
| 363 | } |
| 364 | else // pages added to the notebook are initially hidden |
| 365 | { |
| 366 | pPage->Hide(); |
| 367 | } |
| 368 | |
| 369 | return true; |
| 370 | } |
| 371 | |
| 372 | bool wxNotebook::DeleteAllPages() |
| 373 | { |
| 374 | if ( !wxNotebookBase::DeleteAllPages() ) |
| 375 | return false; |
| 376 | |
| 377 | // clear the other arrays as well |
| 378 | m_titles.Clear(); |
| 379 | m_images.Clear(); |
| 380 | m_accels.Clear(); |
| 381 | m_widths.Clear(); |
| 382 | |
| 383 | // it is not valid any longer |
| 384 | m_sel = INVALID_PAGE; |
| 385 | |
| 386 | // spin button is not needed any more |
| 387 | UpdateSpinBtn(); |
| 388 | |
| 389 | Relayout(); |
| 390 | |
| 391 | return true; |
| 392 | } |
| 393 | |
| 394 | wxNotebookPage *wxNotebook::DoRemovePage(size_t nPage) |
| 395 | { |
| 396 | wxCHECK_MSG( IS_VALID_PAGE(nPage), NULL, _T("invalid notebook page") ); |
| 397 | |
| 398 | wxNotebookPage *page = m_pages[nPage]; |
| 399 | m_pages.RemoveAt(nPage); |
| 400 | m_titles.RemoveAt(nPage); |
| 401 | m_accels.RemoveAt(nPage); |
| 402 | m_widths.RemoveAt(nPage); |
| 403 | m_images.RemoveAt(nPage); |
| 404 | |
| 405 | // the spin button might not be needed any more |
| 406 | // 2002-08-12 'if' commented out by JACS on behalf |
| 407 | // of Hans Van Leemputten <Hansvl@softhome.net> who |
| 408 | // points out that UpdateSpinBtn should always be called, |
| 409 | // to ensure m_lastVisible is up to date. |
| 410 | // if ( HasSpinBtn() ) |
| 411 | { |
| 412 | UpdateSpinBtn(); |
| 413 | } |
| 414 | |
| 415 | size_t count = GetPageCount(); |
| 416 | if ( count ) |
| 417 | { |
| 418 | if ( m_sel == (size_t)nPage ) |
| 419 | { |
| 420 | // avoid sending event to this page which doesn't exist in the |
| 421 | // notebook any more |
| 422 | m_sel = INVALID_PAGE; |
| 423 | |
| 424 | SetSelection(nPage == count ? nPage - 1 : nPage); |
| 425 | } |
| 426 | else if ( m_sel > (size_t)nPage ) |
| 427 | { |
| 428 | // no need to change selection, just adjust the index |
| 429 | m_sel--; |
| 430 | } |
| 431 | } |
| 432 | else // no more tabs left |
| 433 | { |
| 434 | m_sel = INVALID_PAGE; |
| 435 | } |
| 436 | |
| 437 | // have to refresh everything |
| 438 | Relayout(); |
| 439 | |
| 440 | return page; |
| 441 | } |
| 442 | |
| 443 | // ---------------------------------------------------------------------------- |
| 444 | // wxNotebook drawing |
| 445 | // ---------------------------------------------------------------------------- |
| 446 | |
| 447 | void wxNotebook::RefreshCurrent() |
| 448 | { |
| 449 | if ( m_sel != INVALID_PAGE ) |
| 450 | { |
| 451 | RefreshTab(m_sel); |
| 452 | } |
| 453 | } |
| 454 | |
| 455 | void wxNotebook::RefreshTab(int page, bool forceSelected) |
| 456 | { |
| 457 | wxCHECK_RET( IS_VALID_PAGE(page), _T("invalid notebook page") ); |
| 458 | |
| 459 | wxRect rect = GetTabRect(page); |
| 460 | if ( forceSelected || ((size_t)page == m_sel) ) |
| 461 | { |
| 462 | const wxSize indent = GetRenderer()->GetTabIndent(); |
| 463 | rect.Inflate(indent.x, indent.y); |
| 464 | } |
| 465 | |
| 466 | RefreshRect(rect); |
| 467 | } |
| 468 | |
| 469 | void wxNotebook::RefreshAllTabs() |
| 470 | { |
| 471 | wxRect rect = GetAllTabsRect(); |
| 472 | if ( rect.width || rect.height ) |
| 473 | { |
| 474 | RefreshRect(rect); |
| 475 | } |
| 476 | //else: we don't have tabs at all |
| 477 | } |
| 478 | |
| 479 | void wxNotebook::DoDrawTab(wxDC& dc, const wxRect& rect, size_t n) |
| 480 | { |
| 481 | wxBitmap bmp; |
| 482 | if ( HasImage(n) ) |
| 483 | { |
| 484 | int image = m_images[n]; |
| 485 | |
| 486 | // Not needed now that wxGenericImageList is being |
| 487 | // used for wxUniversal under MSW |
| 488 | #if 0 // def __WXMSW__ // FIXME |
| 489 | int w, h; |
| 490 | m_imageList->GetSize(n, w, h); |
| 491 | bmp.Create(w, h); |
| 492 | wxMemoryDC dc; |
| 493 | dc.SelectObject(bmp); |
| 494 | dc.SetBackground(wxBrush(GetBackgroundColour(), wxSOLID)); |
| 495 | m_imageList->Draw(image, dc, 0, 0, wxIMAGELIST_DRAW_NORMAL, true); |
| 496 | dc.SelectObject(wxNullBitmap); |
| 497 | #else |
| 498 | bmp = m_imageList->GetBitmap(image); |
| 499 | #endif |
| 500 | } |
| 501 | |
| 502 | int flags = 0; |
| 503 | if ( n == m_sel ) |
| 504 | { |
| 505 | flags |= wxCONTROL_SELECTED; |
| 506 | |
| 507 | if ( IsFocused() ) |
| 508 | flags |= wxCONTROL_FOCUSED; |
| 509 | } |
| 510 | |
| 511 | GetRenderer()->DrawTab |
| 512 | ( |
| 513 | dc, |
| 514 | rect, |
| 515 | GetTabOrientation(), |
| 516 | m_titles[n], |
| 517 | bmp, |
| 518 | flags, |
| 519 | m_accels[n] |
| 520 | ); |
| 521 | } |
| 522 | |
| 523 | void wxNotebook::DoDraw(wxControlRenderer *renderer) |
| 524 | { |
| 525 | //wxRect rectUpdate = GetUpdateClientRect(); -- unused |
| 526 | |
| 527 | wxDC& dc = renderer->GetDC(); |
| 528 | dc.SetFont(GetFont()); |
| 529 | dc.SetTextForeground(GetForegroundColour()); |
| 530 | |
| 531 | // redraw the border - it's simpler to always do it instead of checking |
| 532 | // whether this needs to be done |
| 533 | GetRenderer()->DrawBorder(dc, wxBORDER_RAISED, GetPagePart()); |
| 534 | |
| 535 | // avoid overwriting the spin button |
| 536 | if ( HasSpinBtn() ) |
| 537 | { |
| 538 | wxRect rectTabs = GetAllTabsRect(); |
| 539 | wxSize sizeSpinBtn = m_spinbtn->GetSize(); |
| 540 | |
| 541 | if ( IsVertical() ) |
| 542 | { |
| 543 | rectTabs.height -= sizeSpinBtn.y; |
| 544 | |
| 545 | // Allow for erasing the line under selected tab |
| 546 | rectTabs.width += 2; |
| 547 | } |
| 548 | else |
| 549 | { |
| 550 | rectTabs.width -= sizeSpinBtn.x; |
| 551 | |
| 552 | // Allow for erasing the line under selected tab |
| 553 | rectTabs.height += 2; |
| 554 | } |
| 555 | |
| 556 | dc.SetClippingRegion(rectTabs); |
| 557 | } |
| 558 | |
| 559 | wxRect rect = GetTabsPart(); |
| 560 | bool isVertical = IsVertical(); |
| 561 | |
| 562 | wxRect rectSel; |
| 563 | for ( size_t n = m_firstVisible; n < m_lastVisible; n++ ) |
| 564 | { |
| 565 | GetTabSize(n, &rect.width, &rect.height); |
| 566 | |
| 567 | if ( n == m_sel ) |
| 568 | { |
| 569 | // don't redraw it now as this tab has to be drawn over the other |
| 570 | // ones as it takes more place and spills over to them |
| 571 | rectSel = rect; |
| 572 | } |
| 573 | else // not selected tab |
| 574 | { |
| 575 | // unfortunately we can't do this because the selected tab hangs |
| 576 | // over its neighbours and so we might need to refresh more tabs - |
| 577 | // of course, we could still avoid rereshing some of them with more |
| 578 | // complicated checks, but it doesn't seem too bad to refresh all |
| 579 | // of them, I still don't see flicker, so leaving as is for now |
| 580 | |
| 581 | //if ( rectUpdate.Intersects(rect) ) |
| 582 | { |
| 583 | DoDrawTab(dc, rect, n); |
| 584 | } |
| 585 | //else: doesn't need to be refreshed |
| 586 | } |
| 587 | |
| 588 | // move the rect to the next tab |
| 589 | if ( isVertical ) |
| 590 | rect.y += rect.height; |
| 591 | else |
| 592 | rect.x += rect.width; |
| 593 | } |
| 594 | |
| 595 | // now redraw the selected tab |
| 596 | if ( rectSel.width ) |
| 597 | { |
| 598 | DoDrawTab(dc, rectSel, m_sel); |
| 599 | } |
| 600 | |
| 601 | dc.DestroyClippingRegion(); |
| 602 | } |
| 603 | |
| 604 | // ---------------------------------------------------------------------------- |
| 605 | // wxNotebook geometry |
| 606 | // ---------------------------------------------------------------------------- |
| 607 | |
| 608 | int wxNotebook::HitTest(const wxPoint& pt, long *flags) const |
| 609 | { |
| 610 | if ( flags ) |
| 611 | *flags = wxBK_HITTEST_NOWHERE; |
| 612 | |
| 613 | // first check that it is in this window at all |
| 614 | if ( !GetClientRect().Contains(pt) ) |
| 615 | { |
| 616 | return -1; |
| 617 | } |
| 618 | |
| 619 | wxRect rectTabs = GetAllTabsRect(); |
| 620 | |
| 621 | switch ( GetTabOrientation() ) |
| 622 | { |
| 623 | default: |
| 624 | wxFAIL_MSG(_T("unknown tab orientation")); |
| 625 | // fall through |
| 626 | |
| 627 | case wxTOP: |
| 628 | if ( pt.y > rectTabs.GetBottom() ) |
| 629 | return -1; |
| 630 | break; |
| 631 | |
| 632 | case wxBOTTOM: |
| 633 | if ( pt.y < rectTabs.y ) |
| 634 | return -1; |
| 635 | break; |
| 636 | |
| 637 | case wxLEFT: |
| 638 | if ( pt.x > rectTabs.GetRight() ) |
| 639 | return -1; |
| 640 | break; |
| 641 | |
| 642 | case wxRIGHT: |
| 643 | if ( pt.x < rectTabs.x ) |
| 644 | return -1; |
| 645 | break; |
| 646 | } |
| 647 | |
| 648 | for ( size_t n = m_firstVisible; n < m_lastVisible; n++ ) |
| 649 | { |
| 650 | GetTabSize(n, &rectTabs.width, &rectTabs.height); |
| 651 | |
| 652 | if ( rectTabs.Contains(pt) ) |
| 653 | { |
| 654 | if ( flags ) |
| 655 | { |
| 656 | // TODO: be more precise |
| 657 | *flags = wxBK_HITTEST_ONITEM; |
| 658 | } |
| 659 | |
| 660 | return n; |
| 661 | } |
| 662 | |
| 663 | // move the rectTabs to the next tab |
| 664 | if ( IsVertical() ) |
| 665 | rectTabs.y += rectTabs.height; |
| 666 | else |
| 667 | rectTabs.x += rectTabs.width; |
| 668 | } |
| 669 | |
| 670 | return -1; |
| 671 | } |
| 672 | |
| 673 | bool wxNotebook::IsVertical() const |
| 674 | { |
| 675 | wxDirection dir = GetTabOrientation(); |
| 676 | |
| 677 | return dir == wxLEFT || dir == wxRIGHT; |
| 678 | } |
| 679 | |
| 680 | wxDirection wxNotebook::GetTabOrientation() const |
| 681 | { |
| 682 | long style = GetWindowStyle(); |
| 683 | if ( style & wxBK_BOTTOM ) |
| 684 | return wxBOTTOM; |
| 685 | else if ( style & wxBK_RIGHT ) |
| 686 | return wxRIGHT; |
| 687 | else if ( style & wxBK_LEFT ) |
| 688 | return wxLEFT; |
| 689 | |
| 690 | // wxBK_TOP == 0 so we don't have to test for it |
| 691 | return wxTOP; |
| 692 | } |
| 693 | |
| 694 | wxRect wxNotebook::GetTabRect(int page) const |
| 695 | { |
| 696 | wxRect rect; |
| 697 | wxCHECK_MSG( IS_VALID_PAGE(page), rect, _T("invalid notebook page") ); |
| 698 | |
| 699 | // calc the size of this tab and of the preceding ones |
| 700 | wxCoord widthThis, widthBefore; |
| 701 | if ( FixedSizeTabs() ) |
| 702 | { |
| 703 | widthThis = m_widthMax; |
| 704 | widthBefore = page*m_widthMax; |
| 705 | } |
| 706 | else |
| 707 | { |
| 708 | widthBefore = 0; |
| 709 | for ( int n = 0; n < page; n++ ) |
| 710 | { |
| 711 | widthBefore += m_widths[n]; |
| 712 | } |
| 713 | |
| 714 | widthThis = m_widths[page]; |
| 715 | } |
| 716 | |
| 717 | rect = GetTabsPart(); |
| 718 | if ( IsVertical() ) |
| 719 | { |
| 720 | rect.y += widthBefore - m_offset; |
| 721 | rect.height = widthThis; |
| 722 | } |
| 723 | else // horz |
| 724 | { |
| 725 | rect.x += widthBefore - m_offset; |
| 726 | rect.width = widthThis; |
| 727 | } |
| 728 | |
| 729 | return rect; |
| 730 | } |
| 731 | |
| 732 | wxRect wxNotebook::GetAllTabsRect() const |
| 733 | { |
| 734 | wxRect rect; |
| 735 | |
| 736 | if ( GetPageCount() ) |
| 737 | { |
| 738 | const wxSize indent = GetRenderer()->GetTabIndent(); |
| 739 | wxSize size = GetClientSize(); |
| 740 | |
| 741 | if ( IsVertical() ) |
| 742 | { |
| 743 | rect.width = m_heightTab + indent.x; |
| 744 | rect.x = GetTabOrientation() == wxLEFT ? 0 : size.x - rect.width; |
| 745 | rect.y = 0; |
| 746 | rect.height = size.y; |
| 747 | } |
| 748 | else // horz |
| 749 | { |
| 750 | rect.x = 0; |
| 751 | rect.width = size.x; |
| 752 | rect.height = m_heightTab + indent.y; |
| 753 | rect.y = GetTabOrientation() == wxTOP ? 0 : size.y - rect.height; |
| 754 | } |
| 755 | } |
| 756 | //else: no pages |
| 757 | |
| 758 | return rect; |
| 759 | } |
| 760 | |
| 761 | wxRect wxNotebook::GetTabsPart() const |
| 762 | { |
| 763 | wxRect rect = GetAllTabsRect(); |
| 764 | |
| 765 | wxDirection dir = GetTabOrientation(); |
| 766 | |
| 767 | const wxSize indent = GetRenderer()->GetTabIndent(); |
| 768 | if ( IsVertical() ) |
| 769 | { |
| 770 | rect.y += indent.x; |
| 771 | if ( dir == wxLEFT ) |
| 772 | { |
| 773 | rect.x += indent.y; |
| 774 | rect.width -= indent.y; |
| 775 | } |
| 776 | else // wxRIGHT |
| 777 | { |
| 778 | rect.width -= indent.y; |
| 779 | } |
| 780 | } |
| 781 | else // horz |
| 782 | { |
| 783 | rect.x += indent.x; |
| 784 | if ( dir == wxTOP ) |
| 785 | { |
| 786 | rect.y += indent.y; |
| 787 | rect.height -= indent.y; |
| 788 | } |
| 789 | else // wxBOTTOM |
| 790 | { |
| 791 | rect.height -= indent.y; |
| 792 | } |
| 793 | } |
| 794 | |
| 795 | return rect; |
| 796 | } |
| 797 | |
| 798 | void wxNotebook::GetTabSize(int page, wxCoord *w, wxCoord *h) const |
| 799 | { |
| 800 | wxCHECK_RET( w && h, _T("NULL pointer in GetTabSize") ); |
| 801 | |
| 802 | if ( IsVertical() ) |
| 803 | { |
| 804 | // width and height have inverted meaning |
| 805 | wxCoord *tmp = w; |
| 806 | w = h; |
| 807 | h = tmp; |
| 808 | } |
| 809 | |
| 810 | // height is always fixed |
| 811 | *h = m_heightTab; |
| 812 | |
| 813 | // width may also be fixed and be the same for all tabs |
| 814 | *w = GetTabWidth(page); |
| 815 | } |
| 816 | |
| 817 | void wxNotebook::SetTabSize(const wxSize& sz) |
| 818 | { |
| 819 | wxCHECK_RET( FixedSizeTabs(), _T("SetTabSize() ignored") ); |
| 820 | |
| 821 | if ( IsVertical() ) |
| 822 | { |
| 823 | m_heightTab = sz.x; |
| 824 | m_widthMax = sz.y; |
| 825 | } |
| 826 | else // horz |
| 827 | { |
| 828 | m_widthMax = sz.x; |
| 829 | m_heightTab = sz.y; |
| 830 | } |
| 831 | } |
| 832 | |
| 833 | wxSize wxNotebook::CalcTabSize(int page) const |
| 834 | { |
| 835 | // NB: don't use m_widthMax, m_heightTab or m_widths here because this |
| 836 | // method is called to calculate them |
| 837 | |
| 838 | wxSize size; |
| 839 | |
| 840 | wxCHECK_MSG( IS_VALID_PAGE(page), size, _T("invalid notebook page") ); |
| 841 | |
| 842 | GetTextExtent(m_titles[page], &size.x, &size.y); |
| 843 | |
| 844 | if ( HasImage(page) ) |
| 845 | { |
| 846 | wxSize sizeImage; |
| 847 | m_imageList->GetSize(m_images[page], sizeImage.x, sizeImage.y); |
| 848 | |
| 849 | size.x += sizeImage.x + 5; // FIXME: hard coded margin |
| 850 | |
| 851 | if ( sizeImage.y > size.y ) |
| 852 | size.y = sizeImage.y; |
| 853 | } |
| 854 | |
| 855 | size.x += 2*m_sizePad.x; |
| 856 | size.y += 2*m_sizePad.y; |
| 857 | |
| 858 | return size; |
| 859 | } |
| 860 | |
| 861 | void wxNotebook::ResizeTab(int page) |
| 862 | { |
| 863 | wxSize sizeTab = CalcTabSize(page); |
| 864 | |
| 865 | // we only need full relayout if the page size changes |
| 866 | bool needsRelayout = false; |
| 867 | |
| 868 | if ( IsVertical() ) |
| 869 | { |
| 870 | // swap coordinates |
| 871 | wxCoord tmp = sizeTab.x; |
| 872 | sizeTab.x = sizeTab.y; |
| 873 | sizeTab.y = tmp; |
| 874 | } |
| 875 | |
| 876 | if ( sizeTab.y > m_heightTab ) |
| 877 | { |
| 878 | needsRelayout = true; |
| 879 | |
| 880 | m_heightTab = sizeTab.y; |
| 881 | } |
| 882 | |
| 883 | m_widths[page] = sizeTab.x; |
| 884 | |
| 885 | if ( sizeTab.x > m_widthMax ) |
| 886 | m_widthMax = sizeTab.x; |
| 887 | |
| 888 | // the total of the tabs has changed too |
| 889 | UpdateSpinBtn(); |
| 890 | |
| 891 | if ( needsRelayout ) |
| 892 | Relayout(); |
| 893 | else |
| 894 | RefreshAllTabs(); |
| 895 | } |
| 896 | |
| 897 | void wxNotebook::SetPadding(const wxSize& padding) |
| 898 | { |
| 899 | if ( padding != m_sizePad ) |
| 900 | { |
| 901 | m_sizePad = padding; |
| 902 | |
| 903 | Relayout(); |
| 904 | } |
| 905 | } |
| 906 | |
| 907 | void wxNotebook::Relayout() |
| 908 | { |
| 909 | if ( GetPageCount() ) |
| 910 | { |
| 911 | RefreshAllTabs(); |
| 912 | |
| 913 | UpdateSpinBtn(); |
| 914 | |
| 915 | if ( m_sel != INVALID_PAGE ) |
| 916 | { |
| 917 | // resize the currently shown page |
| 918 | wxRect rectPage = GetPageRect(); |
| 919 | |
| 920 | m_pages[m_sel]->SetSize(rectPage); |
| 921 | |
| 922 | // also scroll it into view if needed (note that m_lastVisible |
| 923 | // was updated by the call to UpdateSpinBtn() above, this is why it |
| 924 | // is needed here) |
| 925 | if ( HasSpinBtn() ) |
| 926 | { |
| 927 | if ( m_sel < m_firstVisible ) |
| 928 | { |
| 929 | // selection is to the left of visible part of tabs |
| 930 | ScrollTo(m_sel); |
| 931 | } |
| 932 | else if ( m_sel > m_lastFullyVisible ) |
| 933 | { |
| 934 | // selection is to the right of visible part of tabs |
| 935 | ScrollLastTo(m_sel); |
| 936 | } |
| 937 | } |
| 938 | } |
| 939 | } |
| 940 | else // we have no pages |
| 941 | { |
| 942 | // just refresh everything |
| 943 | Refresh(); |
| 944 | } |
| 945 | } |
| 946 | |
| 947 | wxRect wxNotebook::GetPagePart() const |
| 948 | { |
| 949 | wxRect rectPage = GetClientRect(); |
| 950 | |
| 951 | if ( GetPageCount() ) |
| 952 | { |
| 953 | wxRect rectTabs = GetAllTabsRect(); |
| 954 | wxDirection dir = GetTabOrientation(); |
| 955 | if ( IsVertical() ) |
| 956 | { |
| 957 | rectPage.width -= rectTabs.width; |
| 958 | if ( dir == wxLEFT ) |
| 959 | rectPage.x += rectTabs.width; |
| 960 | } |
| 961 | else // horz |
| 962 | { |
| 963 | rectPage.height -= rectTabs.height; |
| 964 | if ( dir == wxTOP ) |
| 965 | rectPage.y += rectTabs.height; |
| 966 | } |
| 967 | } |
| 968 | //else: no pages at all |
| 969 | |
| 970 | return rectPage; |
| 971 | } |
| 972 | |
| 973 | wxRect wxNotebook::GetPageRect() const |
| 974 | { |
| 975 | wxRect rect = GetPagePart(); |
| 976 | |
| 977 | // leave space for the border |
| 978 | wxRect rectBorder = GetRenderer()->GetBorderDimensions(wxBORDER_RAISED); |
| 979 | |
| 980 | // FIXME: hardcoded +2! |
| 981 | rect.Inflate(-(rectBorder.x + rectBorder.width + 2), |
| 982 | -(rectBorder.y + rectBorder.height + 2)); |
| 983 | |
| 984 | return rect; |
| 985 | } |
| 986 | |
| 987 | wxSize wxNotebook::GetSizeForPage(const wxSize& size) const |
| 988 | { |
| 989 | wxSize sizeNb = size; |
| 990 | wxRect rect = GetAllTabsRect(); |
| 991 | if ( IsVertical() ) |
| 992 | sizeNb.x += rect.width; |
| 993 | else |
| 994 | sizeNb.y += rect.height; |
| 995 | |
| 996 | return sizeNb; |
| 997 | } |
| 998 | |
| 999 | void wxNotebook::SetPageSize(const wxSize& size) |
| 1000 | { |
| 1001 | SetClientSize(GetSizeForPage(size)); |
| 1002 | } |
| 1003 | |
| 1004 | wxSize wxNotebook::CalcSizeFromPage(const wxSize& sizePage) const |
| 1005 | { |
| 1006 | return AdjustSize(GetSizeForPage(sizePage)); |
| 1007 | } |
| 1008 | |
| 1009 | // ---------------------------------------------------------------------------- |
| 1010 | // wxNotebook spin button |
| 1011 | // ---------------------------------------------------------------------------- |
| 1012 | |
| 1013 | bool wxNotebook::HasSpinBtn() const |
| 1014 | { |
| 1015 | return m_spinbtn && m_spinbtn->IsShown(); |
| 1016 | } |
| 1017 | |
| 1018 | void wxNotebook::CalcLastVisibleTab() |
| 1019 | { |
| 1020 | bool isVertical = IsVertical(); |
| 1021 | |
| 1022 | wxCoord width = GetClientSize().x; |
| 1023 | |
| 1024 | wxRect rect = GetTabsPart(); |
| 1025 | |
| 1026 | size_t count = GetPageCount(); |
| 1027 | |
| 1028 | wxCoord widthLast = 0; |
| 1029 | size_t n; |
| 1030 | for ( n = m_firstVisible; n < count; n++ ) |
| 1031 | { |
| 1032 | GetTabSize(n, &rect.width, &rect.height); |
| 1033 | if ( rect.GetRight() > width ) |
| 1034 | { |
| 1035 | break; |
| 1036 | } |
| 1037 | |
| 1038 | // remember it to use below |
| 1039 | widthLast = rect.GetRight(); |
| 1040 | |
| 1041 | // move the rect to the next tab |
| 1042 | if ( isVertical ) |
| 1043 | rect.y += rect.height; |
| 1044 | else |
| 1045 | rect.x += rect.width; |
| 1046 | } |
| 1047 | |
| 1048 | if ( n == m_firstVisible ) |
| 1049 | { |
| 1050 | // even the first tab isn't fully visible - but still pretend it is as |
| 1051 | // we have to show something |
| 1052 | m_lastFullyVisible = m_firstVisible; |
| 1053 | } |
| 1054 | else // more than one tab visible |
| 1055 | { |
| 1056 | m_lastFullyVisible = n - 1; |
| 1057 | |
| 1058 | // but is it really fully visible? it shouldn't overlap with the spin |
| 1059 | // button if it is present (again, even if the first button does |
| 1060 | // overlap with it, we pretend that it doesn't as there is not much |
| 1061 | // else we can do) |
| 1062 | if ( (m_lastFullyVisible > m_firstVisible) && HasSpinBtn() ) |
| 1063 | { |
| 1064 | // adjust width to be the width before the spin button |
| 1065 | wxSize sizeSpinBtn = m_spinbtn->GetSize(); |
| 1066 | if ( IsVertical() ) |
| 1067 | width -= sizeSpinBtn.y; |
| 1068 | else |
| 1069 | width -= sizeSpinBtn.x; |
| 1070 | |
| 1071 | if ( widthLast > width ) |
| 1072 | { |
| 1073 | // the last button overlaps with spin button, so take he |
| 1074 | // previous one |
| 1075 | m_lastFullyVisible--; |
| 1076 | } |
| 1077 | } |
| 1078 | } |
| 1079 | |
| 1080 | if ( n == count ) |
| 1081 | { |
| 1082 | // everything is visible |
| 1083 | m_lastVisible = n; |
| 1084 | } |
| 1085 | else |
| 1086 | { |
| 1087 | // this tab is still (partially) visible, so m_lastVisible is the |
| 1088 | // next tab (remember, this is "exclusive" last) |
| 1089 | m_lastVisible = n + 1; |
| 1090 | |
| 1091 | } |
| 1092 | } |
| 1093 | |
| 1094 | void wxNotebook::UpdateSpinBtn() |
| 1095 | { |
| 1096 | // first decide if we need a spin button |
| 1097 | bool allTabsShown; |
| 1098 | |
| 1099 | size_t count = (size_t)GetPageCount(); |
| 1100 | if ( count == 0 ) |
| 1101 | { |
| 1102 | // this case is special, get rid of it immediately: everything is |
| 1103 | // visible and we don't need any spin buttons |
| 1104 | allTabsShown = true; |
| 1105 | |
| 1106 | // have to reset them manually as we don't call CalcLastVisibleTab() |
| 1107 | m_firstVisible = |
| 1108 | m_lastVisible = |
| 1109 | m_lastFullyVisible = 0; |
| 1110 | } |
| 1111 | else |
| 1112 | { |
| 1113 | CalcLastVisibleTab(); |
| 1114 | |
| 1115 | // if all tabs after the first visible one are shown, it doesn't yet |
| 1116 | // mean that all tabs are shown - so we go backwards until we arrive to |
| 1117 | // the beginning (then all tabs are indeed shown) or find a tab such |
| 1118 | // that not all tabs after it are shown |
| 1119 | while ( (m_lastFullyVisible == count - 1) && (m_firstVisible > 0) ) |
| 1120 | { |
| 1121 | // this is equivalent to ScrollTo(m_firstVisible - 1) but more |
| 1122 | // efficient |
| 1123 | m_offset -= GetTabWidth(m_firstVisible--); |
| 1124 | |
| 1125 | // reclaculate after m_firstVisible change |
| 1126 | CalcLastVisibleTab(); |
| 1127 | } |
| 1128 | |
| 1129 | allTabsShown = m_lastFullyVisible == count - 1; |
| 1130 | } |
| 1131 | |
| 1132 | if ( !allTabsShown ) |
| 1133 | { |
| 1134 | if ( !m_spinbtn ) |
| 1135 | { |
| 1136 | // create it once only |
| 1137 | m_spinbtn = new wxNotebookSpinBtn(this); |
| 1138 | |
| 1139 | // set the correct value to keep it in sync |
| 1140 | m_spinbtn->SetValue(m_sel); |
| 1141 | } |
| 1142 | |
| 1143 | // position it correctly |
| 1144 | PositionSpinBtn(); |
| 1145 | |
| 1146 | // and show it |
| 1147 | m_spinbtn->Show(); |
| 1148 | |
| 1149 | // also set/update the range |
| 1150 | m_spinbtn->SetRange(0, count - 1); |
| 1151 | |
| 1152 | // update m_lastFullyVisible once again as it might have changed |
| 1153 | // because the spin button appeared |
| 1154 | // |
| 1155 | // FIXME: might do it more efficiently |
| 1156 | CalcLastVisibleTab(); |
| 1157 | } |
| 1158 | else // all tabs are visible, we don't need spin button |
| 1159 | { |
| 1160 | if ( m_spinbtn && m_spinbtn -> IsShown() ) |
| 1161 | { |
| 1162 | m_spinbtn->Hide(); |
| 1163 | } |
| 1164 | } |
| 1165 | } |
| 1166 | |
| 1167 | void wxNotebook::PositionSpinBtn() |
| 1168 | { |
| 1169 | if ( !m_spinbtn ) |
| 1170 | return; |
| 1171 | |
| 1172 | wxCoord wBtn, hBtn; |
| 1173 | m_spinbtn->GetSize(&wBtn, &hBtn); |
| 1174 | |
| 1175 | wxRect rectTabs = GetAllTabsRect(); |
| 1176 | |
| 1177 | wxCoord x, y; |
| 1178 | switch ( GetTabOrientation() ) |
| 1179 | { |
| 1180 | default: |
| 1181 | wxFAIL_MSG(_T("unknown tab orientation")); |
| 1182 | // fall through |
| 1183 | |
| 1184 | case wxTOP: |
| 1185 | x = rectTabs.GetRight() - wBtn; |
| 1186 | y = rectTabs.GetBottom() - hBtn; |
| 1187 | break; |
| 1188 | |
| 1189 | case wxBOTTOM: |
| 1190 | x = rectTabs.GetRight() - wBtn; |
| 1191 | y = rectTabs.GetTop(); |
| 1192 | break; |
| 1193 | |
| 1194 | case wxLEFT: |
| 1195 | x = rectTabs.GetRight() - wBtn; |
| 1196 | y = rectTabs.GetBottom() - hBtn; |
| 1197 | break; |
| 1198 | |
| 1199 | case wxRIGHT: |
| 1200 | x = rectTabs.GetLeft(); |
| 1201 | y = rectTabs.GetBottom() - hBtn; |
| 1202 | break; |
| 1203 | } |
| 1204 | |
| 1205 | m_spinbtn->Move(x, y); |
| 1206 | } |
| 1207 | |
| 1208 | // ---------------------------------------------------------------------------- |
| 1209 | // wxNotebook scrolling |
| 1210 | // ---------------------------------------------------------------------------- |
| 1211 | |
| 1212 | void wxNotebook::ScrollTo(int page) |
| 1213 | { |
| 1214 | wxCHECK_RET( IS_VALID_PAGE(page), _T("invalid notebook page") ); |
| 1215 | |
| 1216 | // set the first visible tab and offset (easy) |
| 1217 | m_firstVisible = (size_t)page; |
| 1218 | m_offset = 0; |
| 1219 | for ( size_t n = 0; n < m_firstVisible; n++ ) |
| 1220 | { |
| 1221 | m_offset += GetTabWidth(n); |
| 1222 | } |
| 1223 | |
| 1224 | // find the last visible tab too |
| 1225 | CalcLastVisibleTab(); |
| 1226 | |
| 1227 | RefreshAllTabs(); |
| 1228 | } |
| 1229 | |
| 1230 | void wxNotebook::ScrollLastTo(int page) |
| 1231 | { |
| 1232 | wxCHECK_RET( IS_VALID_PAGE(page), _T("invalid notebook page") ); |
| 1233 | |
| 1234 | // go backwards until we find the first tab which can be made visible |
| 1235 | // without hiding the given one |
| 1236 | wxSize size = GetClientSize(); |
| 1237 | wxCoord widthAll = IsVertical() ? size.y : size.x, |
| 1238 | widthTabs = GetTabWidth(page); |
| 1239 | |
| 1240 | // the total width is less than the width of the window if we have the spin |
| 1241 | // button |
| 1242 | if ( HasSpinBtn() ) |
| 1243 | { |
| 1244 | wxSize sizeSpinBtn = m_spinbtn->GetSize(); |
| 1245 | if ( IsVertical() ) |
| 1246 | widthAll -= sizeSpinBtn.y; |
| 1247 | else |
| 1248 | widthAll -= sizeSpinBtn.x; |
| 1249 | } |
| 1250 | |
| 1251 | m_firstVisible = page; |
| 1252 | while ( (m_firstVisible > 0) && (widthTabs <= widthAll) ) |
| 1253 | { |
| 1254 | widthTabs += GetTabWidth(--m_firstVisible); |
| 1255 | } |
| 1256 | |
| 1257 | if ( widthTabs > widthAll ) |
| 1258 | { |
| 1259 | // take one step back (that it is forward) if we can |
| 1260 | if ( m_firstVisible < (size_t)GetPageCount() - 1 ) |
| 1261 | m_firstVisible++; |
| 1262 | } |
| 1263 | |
| 1264 | // go to it |
| 1265 | ScrollTo(m_firstVisible); |
| 1266 | |
| 1267 | // consitency check: the page we were asked to show should be shown |
| 1268 | wxASSERT_MSG( (size_t)page < m_lastVisible, _T("bug in ScrollLastTo") ); |
| 1269 | } |
| 1270 | |
| 1271 | // ---------------------------------------------------------------------------- |
| 1272 | // wxNotebook sizing/moving |
| 1273 | // ---------------------------------------------------------------------------- |
| 1274 | |
| 1275 | wxSize wxNotebook::DoGetBestClientSize() const |
| 1276 | { |
| 1277 | // calculate the max page size |
| 1278 | wxSize size; |
| 1279 | |
| 1280 | size_t count = GetPageCount(); |
| 1281 | if ( count ) |
| 1282 | { |
| 1283 | for ( size_t n = 0; n < count; n++ ) |
| 1284 | { |
| 1285 | wxSize sizePage = m_pages[n]->GetSize(); |
| 1286 | |
| 1287 | if ( size.x < sizePage.x ) |
| 1288 | size.x = sizePage.x; |
| 1289 | if ( size.y < sizePage.y ) |
| 1290 | size.y = sizePage.y; |
| 1291 | } |
| 1292 | } |
| 1293 | else // no pages |
| 1294 | { |
| 1295 | // use some arbitrary default size |
| 1296 | size.x = |
| 1297 | size.y = 100; |
| 1298 | } |
| 1299 | |
| 1300 | return GetSizeForPage(size); |
| 1301 | } |
| 1302 | |
| 1303 | void wxNotebook::DoMoveWindow(int x, int y, int width, int height) |
| 1304 | { |
| 1305 | wxControl::DoMoveWindow(x, y, width, height); |
| 1306 | |
| 1307 | // move the spin ctrl too (NOP if it doesn't exist) |
| 1308 | PositionSpinBtn(); |
| 1309 | } |
| 1310 | |
| 1311 | void wxNotebook::DoSetSize(int x, int y, |
| 1312 | int width, int height, |
| 1313 | int sizeFlags) |
| 1314 | { |
| 1315 | wxSize old_client_size = GetClientSize(); |
| 1316 | |
| 1317 | wxControl::DoSetSize(x, y, width, height, sizeFlags); |
| 1318 | |
| 1319 | wxSize new_client_size = GetClientSize(); |
| 1320 | |
| 1321 | if (old_client_size != new_client_size) |
| 1322 | Relayout(); |
| 1323 | } |
| 1324 | |
| 1325 | // ---------------------------------------------------------------------------- |
| 1326 | // wxNotebook input processing |
| 1327 | // ---------------------------------------------------------------------------- |
| 1328 | |
| 1329 | bool wxNotebook::PerformAction(const wxControlAction& action, |
| 1330 | long numArg, |
| 1331 | const wxString& strArg) |
| 1332 | { |
| 1333 | if ( action == wxACTION_NOTEBOOK_NEXT ) |
| 1334 | SetSelection(GetNextPage(true)); |
| 1335 | else if ( action == wxACTION_NOTEBOOK_PREV ) |
| 1336 | SetSelection(GetNextPage(false)); |
| 1337 | else if ( action == wxACTION_NOTEBOOK_GOTO ) |
| 1338 | SetSelection((int)numArg); |
| 1339 | else |
| 1340 | return wxControl::PerformAction(action, numArg, strArg); |
| 1341 | |
| 1342 | return true; |
| 1343 | } |
| 1344 | |
| 1345 | /* static */ |
| 1346 | wxInputHandler *wxNotebook::GetStdInputHandler(wxInputHandler *handlerDef) |
| 1347 | { |
| 1348 | static wxStdNotebookInputHandler s_handler(handlerDef); |
| 1349 | |
| 1350 | return &s_handler; |
| 1351 | } |
| 1352 | |
| 1353 | // ---------------------------------------------------------------------------- |
| 1354 | // wxStdNotebookInputHandler |
| 1355 | // ---------------------------------------------------------------------------- |
| 1356 | |
| 1357 | wxStdNotebookInputHandler::wxStdNotebookInputHandler(wxInputHandler *inphand) |
| 1358 | : wxStdInputHandler(inphand) |
| 1359 | { |
| 1360 | } |
| 1361 | |
| 1362 | bool wxStdNotebookInputHandler::HandleKey(wxInputConsumer *consumer, |
| 1363 | const wxKeyEvent& event, |
| 1364 | bool pressed) |
| 1365 | { |
| 1366 | // ignore the key releases |
| 1367 | if ( pressed ) |
| 1368 | { |
| 1369 | wxNotebook *notebook = wxStaticCast(consumer->GetInputWindow(), wxNotebook); |
| 1370 | |
| 1371 | int page = 0; |
| 1372 | wxControlAction action; |
| 1373 | switch ( event.GetKeyCode() ) |
| 1374 | { |
| 1375 | case WXK_UP: |
| 1376 | if ( notebook->IsVertical() ) |
| 1377 | action = wxACTION_NOTEBOOK_PREV; |
| 1378 | break; |
| 1379 | |
| 1380 | case WXK_LEFT: |
| 1381 | if ( !notebook->IsVertical() ) |
| 1382 | action = wxACTION_NOTEBOOK_PREV; |
| 1383 | break; |
| 1384 | |
| 1385 | case WXK_DOWN: |
| 1386 | if ( notebook->IsVertical() ) |
| 1387 | action = wxACTION_NOTEBOOK_NEXT; |
| 1388 | break; |
| 1389 | |
| 1390 | case WXK_RIGHT: |
| 1391 | if ( !notebook->IsVertical() ) |
| 1392 | action = wxACTION_NOTEBOOK_NEXT; |
| 1393 | break; |
| 1394 | |
| 1395 | case WXK_HOME: |
| 1396 | action = wxACTION_NOTEBOOK_GOTO; |
| 1397 | // page = 0; -- already has this value |
| 1398 | break; |
| 1399 | |
| 1400 | case WXK_END: |
| 1401 | action = wxACTION_NOTEBOOK_GOTO; |
| 1402 | page = notebook->GetPageCount() - 1; |
| 1403 | break; |
| 1404 | } |
| 1405 | |
| 1406 | if ( !action.IsEmpty() ) |
| 1407 | { |
| 1408 | return consumer->PerformAction(action, page); |
| 1409 | } |
| 1410 | } |
| 1411 | |
| 1412 | return wxStdInputHandler::HandleKey(consumer, event, pressed); |
| 1413 | } |
| 1414 | |
| 1415 | bool wxStdNotebookInputHandler::HandleMouse(wxInputConsumer *consumer, |
| 1416 | const wxMouseEvent& event) |
| 1417 | { |
| 1418 | if ( event.ButtonDown(1) ) |
| 1419 | { |
| 1420 | wxNotebook *notebook = wxStaticCast(consumer->GetInputWindow(), wxNotebook); |
| 1421 | int page = notebook->HitTest(event.GetPosition()); |
| 1422 | if ( page != -1 ) |
| 1423 | { |
| 1424 | consumer->PerformAction(wxACTION_NOTEBOOK_GOTO, page); |
| 1425 | |
| 1426 | return false; |
| 1427 | } |
| 1428 | } |
| 1429 | |
| 1430 | return wxStdInputHandler::HandleMouse(consumer, event); |
| 1431 | } |
| 1432 | |
| 1433 | bool wxStdNotebookInputHandler::HandleMouseMove(wxInputConsumer *consumer, |
| 1434 | const wxMouseEvent& event) |
| 1435 | { |
| 1436 | return wxStdInputHandler::HandleMouseMove(consumer, event); |
| 1437 | } |
| 1438 | |
| 1439 | bool |
| 1440 | wxStdNotebookInputHandler::HandleFocus(wxInputConsumer *consumer, |
| 1441 | const wxFocusEvent& WXUNUSED(event)) |
| 1442 | { |
| 1443 | HandleFocusChange(consumer); |
| 1444 | |
| 1445 | return false; |
| 1446 | } |
| 1447 | |
| 1448 | bool wxStdNotebookInputHandler::HandleActivation(wxInputConsumer *consumer, |
| 1449 | bool WXUNUSED(activated)) |
| 1450 | { |
| 1451 | // we react to the focus change in the same way as to the [de]activation |
| 1452 | HandleFocusChange(consumer); |
| 1453 | |
| 1454 | return false; |
| 1455 | } |
| 1456 | |
| 1457 | void wxStdNotebookInputHandler::HandleFocusChange(wxInputConsumer *consumer) |
| 1458 | { |
| 1459 | wxNotebook *notebook = wxStaticCast(consumer->GetInputWindow(), wxNotebook); |
| 1460 | notebook->RefreshCurrent(); |
| 1461 | } |
| 1462 | |
| 1463 | #endif // wxUSE_NOTEBOOK |