src/mac/notebmac.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        notebook.cpp
   3 // Purpose:     implementation of wxNotebook
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19 #ifdef __GNUG__
  20   #pragma implementation "notebook.h"
  21 #endif
  22
  23 #include "wx/string.h"
  24 #include "wx/log.h"
  25 #include "wx/imaglist.h"
  26 #include "wx/notebook.h"
  27 #include "wx/mac/uma.h"
  28 // ----------------------------------------------------------------------------
  29 // macros
  30 // ----------------------------------------------------------------------------
  31
  32 // check that the page index is valid
  33 #define IS_VALID_PAGE(nPage) (((nPage) >= 0) && ((nPage) < GetPageCount()))
  34
  35 static bool constantsSet = false ;
  36
  37  short kwxMacTabLeftMargin = 0 ;
  38  short kwxMacTabTopMargin = 0 ;
  39  short kwxMacTabRightMargin = 0 ;
  40  short kwxMacTabBottomMargin = 0 ;
  41
  42 // ----------------------------------------------------------------------------
  43 // event table
  44 // ----------------------------------------------------------------------------
  45
  46 #if !USE_SHARED_LIBRARIES
  47 DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED)
  48 DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING)
  49
  50 BEGIN_EVENT_TABLE(wxNotebook, wxControl)
  51     EVT_NOTEBOOK_PAGE_CHANGED(-1, wxNotebook::OnSelChange)
  52
  53     EVT_SIZE(wxNotebook::OnSize)
  54     EVT_SET_FOCUS(wxNotebook::OnSetFocus)
  55     EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey)
  56 END_EVENT_TABLE()
  57
  58 IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl)
  59 IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxCommandEvent)
  60 #endif
  61
  62 // ============================================================================
  63 // implementation
  64 // ============================================================================
  65
  66 // ----------------------------------------------------------------------------
  67 // wxNotebook construction
  68 // ----------------------------------------------------------------------------
  69
  70 // common part of all ctors
  71 void wxNotebook::Init()
  72 {
  73     if ( !constantsSet )
  74     {
  75         if ( UMAHasAquaLayout() )
  76         {
  77       // I got these values for Mac OS X from the Appearance mgr docs. (Mark Newsam)
  78             kwxMacTabLeftMargin = 20 ;
  79             kwxMacTabTopMargin = 38 ;
  80             kwxMacTabRightMargin = 20 ;
  81             kwxMacTabBottomMargin = 12 ;
  82         }
  83         else
  84         {
  85             kwxMacTabLeftMargin = 16 ;
  86             kwxMacTabTopMargin = 30 ;
  87             kwxMacTabRightMargin = 16 ;
  88             kwxMacTabBottomMargin = 16 ;
  89         }
  90         constantsSet = true ;
  91     }
  92     if ( UMAHasAquaLayout() )
  93     {
  94         m_macHorizontalBorder = 7;
  95         m_macVerticalBorder = 8;
  96     }
  97
  98     m_nSelection = -1;
  99 }
 100
 101 // default for dynamic class
 102 wxNotebook::wxNotebook()
 103 {
 104     Init();
 105 }
 106
 107 // the same arguments as for wxControl
 108 wxNotebook::wxNotebook(wxWindow *parent,
 109                        wxWindowID id,
 110                        const wxPoint& pos,
 111                        const wxSize& size,
 112                        long style,
 113                        const wxString& name)
 114 {
 115     Init();
 116
 117     Create(parent, id, pos, size, style, name);
 118 }
 119
 120 // Create() function
 121 bool wxNotebook::Create(wxWindow *parent,
 122                         wxWindowID id,
 123                         const wxPoint& pos,
 124                         const wxSize& size,
 125                         long style,
 126                         const wxString& name)
 127 {
 128         Rect bounds ;
 129         Str255 title ;
 130
 131         MacPreControlCreate( parent , id ,  "" , pos , size ,style, wxDefaultValidator , name , &bounds , title ) ;
 132
 133         m_macControl = ::NewControl( MAC_WXHWND(parent->MacGetRootWindow()) , &bounds , title , false , 0 , 0 , 1,
 134                 kControlTabSmallProc , (long) this ) ;
 135
 136         MacPostControlCreate() ;
 137         return TRUE ;
 138 }
 139
 140 // dtor
 141 wxNotebook::~wxNotebook()
 142 {
 143         m_macControl = NULL ;
 144 }
 145
 146 wxSize wxNotebook::CalcSizeFromPage(const wxSize& sizePage)
 147 {
 148     wxSize sizeTotal = sizePage;
 149
 150     int major,minor;
 151     wxGetOsVersion( &major, &minor );
 152
 153     // Mac has large notebook borders. Aqua even more so.
 154
 155     if ( HasFlag(wxNB_LEFT) || HasFlag(wxNB_RIGHT) )
 156     {
 157         sizeTotal.x += 90;
 158
 159         if (major >= 10)
 160             sizeTotal.y += 28;
 161         else
 162             sizeTotal.y += 20;
 163     }
 164     else
 165     {
 166         if (major >= 10)
 167         {
 168             sizeTotal.x += 34;
 169             sizeTotal.y += 46;
 170         }
 171         else
 172         {
 173             sizeTotal.x += 22;
 174             sizeTotal.y += 44;
 175         }
 176     }
 177
 178     return sizeTotal;
 179 }
 180
 181 // ----------------------------------------------------------------------------
 182 // wxNotebook accessors
 183 // ----------------------------------------------------------------------------
 184
 185 void wxNotebook::SetPadding(const wxSize& padding)
 186 {
 187    wxFAIL_MSG( wxT("wxNotebook::SetPadding not implemented") );
 188 }
 189
 190 void wxNotebook::SetTabSize(const wxSize& sz)
 191 {
 192     wxFAIL_MSG( wxT("wxNotebook::SetTabSize not implemented") );
 193 }
 194
 195 void wxNotebook::SetPageSize(const wxSize& size)
 196 {
 197     wxFAIL_MSG( wxT("wxNotebook::SetPageSize not implemented") );
 198 }
 199
 200 int wxNotebook::SetSelection(int nPage)
 201 {
 202   if( !IS_VALID_PAGE(nPage) )
 203     return m_nSelection ;
 204
 205     ChangePage(m_nSelection, nPage);
 206         SetControlValue( (ControlHandle) m_macControl , m_nSelection + 1 ) ;
 207
 208     return m_nSelection;
 209 }
 210
 211 bool wxNotebook::SetPageText(int nPage, const wxString& strText)
 212 {
 213     wxASSERT( IS_VALID_PAGE(nPage) );
 214
 215     wxNotebookPage *page = m_pages[nPage];
 216     page->SetLabel(strText);
 217     MacSetupTabs();
 218
 219     return true;
 220 }
 221
 222 wxString wxNotebook::GetPageText(int nPage) const
 223 {
 224     wxASSERT( IS_VALID_PAGE(nPage) );
 225
 226     wxNotebookPage *page = m_pages[nPage];
 227     return page->GetLabel();
 228 }
 229
 230 int wxNotebook::GetPageImage(int nPage) const
 231 {
 232     wxCHECK_MSG( IS_VALID_PAGE(nPage), -1, _T("invalid notebook page") );
 233
 234     return 0 ;
 235 }
 236
 237 bool wxNotebook::SetPageImage(int nPage, int nImage)
 238 {
 239     wxCHECK_MSG( IS_VALID_PAGE(nPage), FALSE, _T("invalid notebook page") );
 240
 241     wxCHECK_MSG( m_imageList && nImage < m_imageList->GetImageCount(), FALSE,
 242                  _T("invalid image index in SetPageImage()") );
 243
 244     return FALSE;
 245 }
 246
 247 // ----------------------------------------------------------------------------
 248 // wxNotebook operations
 249 // ----------------------------------------------------------------------------
 250
 251 // remove one page from the notebook, without deleting the window
 252 wxNotebookPage* wxNotebook::DoRemovePage(int nPage)
 253 {
 254     wxCHECK( IS_VALID_PAGE(nPage), NULL );
 255     wxNotebookPage* page = m_pages[nPage] ;
 256     m_pages.RemoveAt(nPage);
 257
 258     MacSetupTabs();
 259
 260     if(m_nSelection >= GetPageCount()) {
 261         m_nSelection = GetPageCount() - 1;
 262     }
 263     if(m_nSelection >= 0) {
 264         m_pages[m_nSelection]->Show(true);
 265     }
 266     return page;
 267 }
 268
 269 // remove all pages
 270 bool wxNotebook::DeleteAllPages()
 271 {
 272     // TODO: delete native widget pages
 273
 274     WX_CLEAR_ARRAY(m_pages) ;
 275     MacSetupTabs();
 276
 277     return TRUE;
 278 }
 279
 280
 281 // same as AddPage() but does it at given position
 282 bool wxNotebook::InsertPage(int nPage,
 283                             wxNotebookPage *pPage,
 284                             const wxString& strText,
 285                             bool bSelect,
 286                             int imageId)
 287 {
 288     wxASSERT( pPage != NULL );
 289     wxCHECK( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), FALSE );
 290
 291     pPage->SetLabel(strText);
 292
 293     // save the pointer to the page
 294     m_pages.Insert(pPage, nPage);
 295
 296     MacSetupTabs();
 297
 298     if ( bSelect ) {
 299         m_nSelection = nPage;
 300     }
 301     else if ( m_nSelection == -1 ) {
 302         m_nSelection = 0;
 303     }
 304     else if (m_nSelection >= nPage) {
 305         m_nSelection++;
 306     }
 307     // don't show pages by default (we'll need to adjust their size first)
 308     pPage->Show( false ) ;
 309
 310     int h, w;
 311     GetSize(&w, &h);
 312     pPage->SetSize(kwxMacTabLeftMargin, kwxMacTabTopMargin,
 313                    w - kwxMacTabLeftMargin - kwxMacTabRightMargin,
 314                    h - kwxMacTabTopMargin - kwxMacTabBottomMargin );
 315     if ( pPage->GetAutoLayout() ) {
 316         pPage->Layout();
 317     }
 318
 319     return true;
 320 }
 321
 322 /* Added by Mark Newsam
 323  * When a page is added or deleted to the notebook this function updates
 324  * information held in the m_macControl so that it matches the order
 325  * the user would expect.
 326  */
 327 void wxNotebook::MacSetupTabs()
 328 {
 329     SetControlMaximum( (ControlHandle) m_macControl , GetPageCount() ) ;
 330
 331     wxNotebookPage *page;
 332     ControlTabInfoRec info;
 333     Boolean enabled = true;
 334     for(int ii = 0; ii < GetPageCount(); ii++)
 335     {
 336         page = m_pages[ii];
 337         info.version = 0;
 338         info.iconSuiteID = 0;
 339 #if TARGET_CARBON
 340                 c2pstrcpy( (StringPtr) info.name , page->GetLabel() ) ;
 341 #else
 342                 strcpy( (char *) info.name , page->GetLabel() ) ;
 343                 c2pstr( (char *) info.name ) ;
 344 #endif
 345         SetControlData( (ControlHandle) m_macControl, ii+1, kControlTabInfoTag,
 346                         sizeof( ControlTabInfoRec) , (char*) &info ) ;
 347         SetControlData( (ControlHandle) m_macControl, ii+1, kControlTabEnabledFlagTag,
 348                         sizeof( Boolean ), (Ptr)&enabled );
 349     }
 350     Rect bounds;
 351     GetControlBounds((ControlHandle)m_macControl, &bounds);
 352     InvalWindowRect((WindowRef)MacGetRootWindow(), &bounds);
 353 }
 354
 355 // ----------------------------------------------------------------------------
 356 // wxNotebook callbacks
 357 // ----------------------------------------------------------------------------
 358
 359 // @@@ OnSize() is used for setting the font when it's called for the first
 360 //     time because doing it in ::Create() doesn't work (for unknown reasons)
 361 void wxNotebook::OnSize(wxSizeEvent& event)
 362 {
 363     // emulate page change (it's esp. important to do it first time because
 364     // otherwise our page would stay invisible)
 365     int nSel = m_nSelection;
 366     m_nSelection = -1;
 367     SetSelection(nSel);
 368
 369     // fit the notebook page to the tab control's display area
 370     int w, h;
 371     GetSize(&w, &h);
 372
 373     unsigned int nCount = m_pages.Count();
 374     for ( unsigned int nPage = 0; nPage < nCount; nPage++ ) {
 375         wxNotebookPage *pPage = m_pages[nPage];
 376         pPage->SetSize(kwxMacTabLeftMargin, kwxMacTabTopMargin,
 377                        w - kwxMacTabLeftMargin - kwxMacTabRightMargin,
 378                        h - kwxMacTabTopMargin - kwxMacTabBottomMargin );
 379         if ( pPage->GetAutoLayout() ) {
 380             pPage->Layout();
 381         }
 382     }
 383
 384     // Processing continues to next OnSize
 385     event.Skip();
 386 }
 387
 388 void wxNotebook::OnSelChange(wxNotebookEvent& event)
 389 {
 390     // is it our tab control?
 391     if ( event.GetEventObject() == this )
 392         ChangePage(event.GetOldSelection(), event.GetSelection());
 393
 394     // we want to give others a chance to process this message as well
 395     event.Skip();
 396 }
 397
 398 void wxNotebook::OnSetFocus(wxFocusEvent& event)
 399 {
 400     // set focus to the currently selected page if any
 401     if ( m_nSelection != -1 )
 402         m_pages[m_nSelection]->SetFocus();
 403
 404     event.Skip();
 405 }
 406
 407 void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
 408 {
 409     if ( event.IsWindowChange() ) {
 410         // change pages
 411         AdvanceSelection(event.GetDirection());
 412     }
 413     else {
 414         // pass to the parent
 415         if ( GetParent() ) {
 416             event.SetCurrentFocus(this);
 417             GetParent()->ProcessEvent(event);
 418         }
 419     }
 420 }
 421
 422 // ----------------------------------------------------------------------------
 423 // wxNotebook base class virtuals
 424 // ----------------------------------------------------------------------------
 425
 426 // override these 2 functions to do nothing: everything is done in OnSize
 427
 428 void wxNotebook::SetConstraintSizes(bool /* recurse */)
 429 {
 430     // don't set the sizes of the pages - their correct size is not yet known
 431     wxControl::SetConstraintSizes(FALSE);
 432 }
 433
 434 bool wxNotebook::DoPhase(int /* nPhase */)
 435 {
 436     return TRUE;
 437 }
 438
 439 void wxNotebook::Command(wxCommandEvent& event)
 440 {
 441     wxFAIL_MSG("wxNotebook::Command not implemented");
 442 }
 443
 444 // ----------------------------------------------------------------------------
 445 // wxNotebook helper functions
 446 // ----------------------------------------------------------------------------
 447
 448 // hide the currently active panel and show the new one
 449 void wxNotebook::ChangePage(int nOldSel, int nSel)
 450 {
 451     // it's not an error (the message may be generated by the tab control itself)
 452     // and it may happen - just do nothing
 453     if ( nSel == nOldSel )
 454     {
 455         wxNotebookPage *pPage = m_pages[nSel];
 456         pPage->Show(FALSE);
 457         pPage->Show(TRUE);
 458         pPage->SetFocus();
 459         return;
 460     }
 461
 462     // Hide previous page
 463     if ( nOldSel != -1 ) {
 464         m_pages[nOldSel]->Show(FALSE);
 465     }
 466
 467     wxNotebookPage *pPage = m_pages[nSel];
 468     pPage->Show(TRUE);
 469     pPage->SetFocus();
 470
 471     m_nSelection = nSel;
 472 }
 473
 474 void wxNotebook::MacHandleControlClick( WXWidget control , wxInt16 controlpart )
 475 {
 476   wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED, m_windowId , ::GetControlValue((ControlHandle)m_macControl) - 1, m_nSelection);
 477   event.SetEventObject(this);
 478
 479   ProcessEvent(event);
 480 }
 481