src/mac/carbon/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 const short kwxMacTabLeftMargin = 16 ;
  36 const short kwxMacTabTopMargin = 30 ;
  37 const short kwxMacTabRightMargin = 16 ;
  38 const short kwxMacTabBottomMargin = 16 ;
  39
  40 // ----------------------------------------------------------------------------
  41 // event table
  42 // ----------------------------------------------------------------------------
  43
  44 #if !USE_SHARED_LIBRARIES
  45 DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED)
  46 DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING)
  47
  48 BEGIN_EVENT_TABLE(wxNotebook, wxControl)
  49     EVT_NOTEBOOK_PAGE_CHANGED(-1, wxNotebook::OnSelChange)
  50
  51     EVT_SIZE(wxNotebook::OnSize)
  52     EVT_SET_FOCUS(wxNotebook::OnSetFocus)
  53     EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey)
  54 END_EVENT_TABLE()
  55
  56 IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl)
  57 IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxCommandEvent)
  58 #endif
  59
  60 // ============================================================================
  61 // implementation
  62 // ============================================================================
  63
  64 // ----------------------------------------------------------------------------
  65 // wxNotebook construction
  66 // ----------------------------------------------------------------------------
  67
  68 // common part of all ctors
  69 void wxNotebook::Init()
  70 {
  71     m_pImageList = NULL;
  72     m_nSelection = -1;
  73 }
  74
  75 // default for dynamic class
  76 wxNotebook::wxNotebook()
  77 {
  78     Init();
  79 }
  80
  81 // the same arguments as for wxControl
  82 wxNotebook::wxNotebook(wxWindow *parent,
  83                        wxWindowID id,
  84                        const wxPoint& pos,
  85                        const wxSize& size,
  86                        long style,
  87                        const wxString& name)
  88 {
  89     Init();
  90
  91     Create(parent, id, pos, size, style, name);
  92 }
  93
  94 // Create() function
  95 bool wxNotebook::Create(wxWindow *parent,
  96                         wxWindowID id,
  97                         const wxPoint& pos,
  98                         const wxSize& size,
  99                         long style,
 100                         const wxString& name)
 101 {
 102         Rect bounds ;
 103         Str255 title ;
 104
 105         MacPreControlCreate( parent , id ,  "" , pos , size ,style, wxDefaultValidator , name , &bounds , title ) ;
 106
 107         m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , title , true , 0 , 0 , 1,
 108                 kControlTabSmallProc , (long) this ) ;
 109
 110         MacPostControlCreate() ;
 111         return TRUE ;
 112 }
 113
 114 // dtor
 115 wxNotebook::~wxNotebook()
 116 {
 117         m_macControl = NULL ;
 118 }
 119
 120 // ----------------------------------------------------------------------------
 121 // wxNotebook accessors
 122 // ----------------------------------------------------------------------------
 123 int wxNotebook::GetPageCount() const
 124 {
 125     return m_aPages.Count();
 126 }
 127
 128 int wxNotebook::GetRowCount() const
 129 {
 130     return 1;
 131 }
 132
 133 int wxNotebook::SetSelection(int nPage)
 134 {
 135     wxASSERT( IS_VALID_PAGE(nPage) );
 136
 137     ChangePage(m_nSelection, nPage);
 138                 SetControlValue( m_macControl , m_nSelection + 1 ) ;
 139 //      Boolean enabled = true ;
 140
 141 //      SetControlData( m_macControl, m_nSelection + 1, kControlTabEnabledFlagTag, sizeof( Boolean ), (Ptr)&enabled );
 142     return m_nSelection;
 143 }
 144
 145 void wxNotebook::AdvanceSelection(bool bForward)
 146 {
 147     int nSel = GetSelection();
 148     int nMax = GetPageCount() - 1;
 149     if ( bForward )
 150         SetSelection(nSel == nMax ? 0 : nSel + 1);
 151     else
 152         SetSelection(nSel == 0 ? nMax : nSel - 1);
 153 }
 154
 155 bool wxNotebook::SetPageText(int nPage, const wxString& strText)
 156 {
 157     wxASSERT( IS_VALID_PAGE(nPage) );
 158
 159     // TODO
 160     return FALSE;
 161 }
 162
 163 wxString wxNotebook::GetPageText(int nPage) const
 164 {
 165     wxASSERT( IS_VALID_PAGE(nPage) );
 166
 167     // TODO
 168     return wxString("");
 169 }
 170
 171 int wxNotebook::GetPageImage(int nPage) const
 172 {
 173     wxASSERT( IS_VALID_PAGE(nPage) );
 174
 175     // TODO
 176     return 0;
 177 }
 178
 179 bool wxNotebook::SetPageImage(int nPage, int nImage)
 180 {
 181     wxASSERT( IS_VALID_PAGE(nPage) );
 182
 183     // TODO
 184     return FALSE;
 185 }
 186
 187 void wxNotebook::SetImageList(wxImageList* imageList)
 188 {
 189     m_pImageList = imageList;
 190     // TODO
 191 }
 192
 193 // ----------------------------------------------------------------------------
 194 // wxNotebook operations
 195 // ----------------------------------------------------------------------------
 196
 197 // remove one page from the notebook
 198 bool wxNotebook::DeletePage(int nPage)
 199 {
 200     wxCHECK( IS_VALID_PAGE(nPage), FALSE );
 201
 202     // TODO: delete native widget page
 203
 204     delete m_aPages[nPage];
 205     m_aPages.Remove(nPage);
 206
 207     return TRUE;
 208 }
 209
 210 // remove one page from the notebook, without deleting the window
 211 bool wxNotebook::RemovePage(int nPage)
 212 {
 213     wxCHECK( IS_VALID_PAGE(nPage), FALSE );
 214
 215     m_aPages.Remove(nPage);
 216
 217     return TRUE;
 218 }
 219
 220 // remove all pages
 221 bool wxNotebook::DeleteAllPages()
 222 {
 223     // TODO: delete native widget pages
 224
 225     int nPageCount = GetPageCount();
 226     int nPage;
 227     for ( nPage = 0; nPage < nPageCount; nPage++ )
 228         delete m_aPages[nPage];
 229
 230     m_aPages.Clear();
 231
 232     return TRUE;
 233 }
 234
 235 // add a page to the notebook
 236 bool wxNotebook::AddPage(wxNotebookPage *pPage,
 237                          const wxString& strText,
 238                          bool bSelect,
 239                          int imageId)
 240 {
 241     return InsertPage(GetPageCount(), pPage, strText, bSelect, imageId);
 242 }
 243
 244 // same as AddPage() but does it at given position
 245 bool wxNotebook::InsertPage(int nPage,
 246                             wxNotebookPage *pPage,
 247                             const wxString& strText,
 248                             bool bSelect,
 249                             int imageId)
 250 {
 251     wxASSERT( pPage != NULL );
 252     wxCHECK( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), FALSE );
 253
 254                 ControlTabInfoRec tie ;
 255                 Boolean enabled = true ;
 256                 if ( nPage + 1 > GetControlMaximum( m_macControl ) )
 257                 {
 258                         SetControlMaximum( m_macControl , nPage + 1 ) ;
 259                 }
 260
 261                 tie.version = 0 ;
 262                 tie.iconSuiteID = 0 ;
 263                 strcpy( (char*) tie.name , strText ) ;
 264                 c2pstr( (char*) tie.name ) ;
 265                 SetControlData( m_macControl, nPage + 1, kControlTabInfoTag , sizeof( ControlTabInfoRec) , (char*) &tie ) ;
 266                 SetControlData( m_macControl, m_nSelection + 1, kControlTabEnabledFlagTag, sizeof( Boolean ), (Ptr)&enabled );
 267
 268     // save the pointer to the page
 269     m_aPages.Insert(pPage, nPage);
 270
 271     // some page must be selected: either this one or the first one if there is
 272     // still no selection
 273     if ( bSelect )
 274         m_nSelection = nPage;
 275     else if ( m_nSelection == -1 )
 276         m_nSelection = 0;
 277
 278         // don't show pages by default (we'll need to adjust their size first)
 279                 pPage->Show( FALSE ) ;
 280
 281     return TRUE;
 282 }
 283
 284 // ----------------------------------------------------------------------------
 285 // wxNotebook callbacks
 286 // ----------------------------------------------------------------------------
 287
 288 // @@@ OnSize() is used for setting the font when it's called for the first
 289 //     time because doing it in ::Create() doesn't work (for unknown reasons)
 290 void wxNotebook::OnSize(wxSizeEvent& event)
 291 {
 292     static bool s_bFirstTime = TRUE;
 293     if ( s_bFirstTime ) {
 294         // TODO: any first-time-size processing.
 295         s_bFirstTime = FALSE;
 296     }
 297
 298     // TODO: all this may or may not be necessary for your platform
 299
 300     // emulate page change (it's esp. important to do it first time because
 301     // otherwise our page would stay invisible)
 302     int nSel = m_nSelection;
 303     m_nSelection = -1;
 304     SetSelection(nSel);
 305
 306     // fit the notebook page to the tab control's display area
 307     int w, h;
 308     GetSize(&w, &h);
 309
 310     unsigned int nCount = m_aPages.Count();
 311     for ( unsigned int nPage = 0; nPage < nCount; nPage++ ) {
 312         wxNotebookPage *pPage = m_aPages[nPage];
 313         pPage->SetSize(kwxMacTabLeftMargin, kwxMacTabTopMargin, w - kwxMacTabLeftMargin - kwxMacTabRightMargin,
 314                 h - kwxMacTabTopMargin - kwxMacTabBottomMargin );
 315 //        pPage->SetSize(0, 0, w, h);
 316         if ( pPage->GetAutoLayout() )
 317             pPage->Layout();
 318     }
 319
 320     // Processing continues to next OnSize
 321     event.Skip();
 322 }
 323
 324 void wxNotebook::OnSelChange(wxNotebookEvent& event)
 325 {
 326     // is it our tab control?
 327     if ( event.GetEventObject() == this )
 328         ChangePage(event.GetOldSelection(), event.GetSelection());
 329
 330     // we want to give others a chance to process this message as well
 331     event.Skip();
 332 }
 333
 334 void wxNotebook::OnSetFocus(wxFocusEvent& event)
 335 {
 336     // set focus to the currently selected page if any
 337     if ( m_nSelection != -1 )
 338         m_aPages[m_nSelection]->SetFocus();
 339
 340     event.Skip();
 341 }
 342
 343 void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
 344 {
 345     if ( event.IsWindowChange() ) {
 346         // change pages
 347         AdvanceSelection(event.GetDirection());
 348     }
 349     else {
 350         // pass to the parent
 351         if ( GetParent() ) {
 352             event.SetCurrentFocus(this);
 353             GetParent()->ProcessEvent(event);
 354         }
 355     }
 356 }
 357
 358 // ----------------------------------------------------------------------------
 359 // wxNotebook base class virtuals
 360 // ----------------------------------------------------------------------------
 361
 362 // override these 2 functions to do nothing: everything is done in OnSize
 363
 364 void wxNotebook::SetConstraintSizes(bool /* recurse */)
 365 {
 366     // don't set the sizes of the pages - their correct size is not yet known
 367     wxControl::SetConstraintSizes(FALSE);
 368 }
 369
 370 bool wxNotebook::DoPhase(int /* nPhase */)
 371 {
 372     return TRUE;
 373 }
 374
 375 void wxNotebook::Command(wxCommandEvent& event)
 376 {
 377     wxFAIL_MSG("wxNotebook::Command not implemented");
 378 }
 379
 380 // ----------------------------------------------------------------------------
 381 // wxNotebook helper functions
 382 // ----------------------------------------------------------------------------
 383
 384 // hide the currently active panel and show the new one
 385 void wxNotebook::ChangePage(int nOldSel, int nSel)
 386 {
 387   // it's not an error (the message may be generated by the tab control itself)
 388   // and it may happen - just do nothing
 389   if ( nSel == nOldSel )
 390   {
 391     wxNotebookPage *pPage = m_aPages[nSel];
 392         pPage->Show(FALSE);
 393         pPage->Show(TRUE);
 394         pPage->SetFocus();
 395     return;
 396   }
 397
 398     if ( nOldSel != -1 ) {
 399         m_aPages[nOldSel]->Show(FALSE);
 400     }
 401
 402     wxNotebookPage *pPage = m_aPages[nSel];
 403     pPage->Show(TRUE);
 404     pPage->SetFocus();
 405
 406     m_nSelection = nSel;
 407 }
 408
 409 void wxNotebook::MacHandleControlClick( ControlHandle control , SInt16 controlpart )
 410 {
 411   wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED, m_windowId , ::GetControlValue(m_macControl) - 1, m_nSelection);
 412   event.SetEventObject(this);
 413
 414   ProcessEvent(event);
 415 }
 416