src/qt/notebook.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
  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 // ----------------------------------------------------------------------------
  36 // event table
  37 // ----------------------------------------------------------------------------
  38
  39 #if !USE_SHARED_LIBRARIES
  40 BEGIN_EVENT_TABLE(wxNotebook, wxControl)
  41     EVT_NOTEBOOK_PAGE_CHANGED(-1, wxNotebook::OnSelChange)
  42
  43     EVT_SIZE(wxNotebook::OnSize)
  44     EVT_SET_FOCUS(wxNotebook::OnSetFocus)
  45     EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey)
  46 END_EVENT_TABLE()
  47
  48 IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl)
  49 IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxCommandEvent)
  50 #endif
  51
  52 // ============================================================================
  53 // implementation
  54 // ============================================================================
  55
  56 // ----------------------------------------------------------------------------
  57 // wxNotebook construction
  58 // ----------------------------------------------------------------------------
  59
  60 // common part of all ctors
  61 void wxNotebook::Init()
  62 {
  63     m_pImageList = NULL;
  64     m_nSelection = -1;
  65 }
  66
  67 // default for dynamic class
  68 wxNotebook::wxNotebook()
  69 {
  70     Init();
  71 }
  72
  73 // the same arguments as for wxControl
  74 wxNotebook::wxNotebook(wxWindow *parent,
  75                        wxWindowID id,
  76                        const wxPoint& pos,
  77                        const wxSize& size,
  78                        long style,
  79                        const wxString& name)
  80 {
  81     Init();
  82
  83     Create(parent, id, pos, size, style, name);
  84 }
  85
  86 // Create() function
  87 bool wxNotebook::Create(wxWindow *parent,
  88                         wxWindowID id,
  89                         const wxPoint& pos,
  90                         const wxSize& size,
  91                         long style,
  92                         const wxString& name)
  93 {
  94     // base init
  95     SetName(name);
  96     SetParent(parent);
  97
  98     m_windowId = id == -1 ? NewControlId() : id;
  99
 100     // colors and font
 101     m_backgroundColour = wxColour(GetSysColor(COLOR_BTNFACE));
 102     m_foregroundColour = *wxBLACK ;
 103
 104     // style
 105     m_windowStyle = style;
 106
 107     if ( parent != NULL )
 108         parent->AddChild(this);
 109
 110     // TODO
 111
 112     return FALSE;
 113 }
 114
 115 // dtor
 116 wxNotebook::~wxNotebook()
 117 {
 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     // TODO
 131     return 0;
 132 }
 133
 134 int wxNotebook::SetSelection(int nPage)
 135 {
 136     wxASSERT( IS_VALID_PAGE(nPage) );
 137
 138     ChangePage(m_nSelection, nPage);
 139
 140     // TODO
 141     return 0;
 142 }
 143
 144 void wxNotebook::AdvanceSelection(bool bForward)
 145 {
 146     int nSel = GetSelection();
 147     int nMax = GetPageCount() - 1;
 148     if ( bForward )
 149         SetSelection(nSel == nMax ? 0 : nSel + 1);
 150     else
 151         SetSelection(nSel == 0 ? nMax : nSel - 1);
 152 }
 153
 154 bool wxNotebook::SetPageText(int nPage, const wxString& strText)
 155 {
 156     wxASSERT( IS_VALID_PAGE(nPage) );
 157
 158     // TODO
 159     return FALSE;
 160 }
 161
 162 wxString wxNotebook::GetPageText(int nPage) const
 163 {
 164     wxASSERT( IS_VALID_PAGE(nPage) );
 165
 166     // TODO
 167     return wxString("");
 168 }
 169
 170 int wxNotebook::GetPageImage(int nPage) const
 171 {
 172     wxASSERT( IS_VALID_PAGE(nPage) );
 173
 174     // TODO
 175     return 0;
 176 }
 177
 178 bool wxNotebook::SetPageImage(int nPage, int nImage)
 179 {
 180     wxASSERT( IS_VALID_PAGE(nPage) );
 181
 182     // TODO
 183     return FALSE;
 184 }
 185
 186 void wxNotebook::SetImageList(wxImageList* imageList)
 187 {
 188     m_pImageList = imageList;
 189     // TODO
 190 }
 191
 192 // ----------------------------------------------------------------------------
 193 // wxNotebook operations
 194 // ----------------------------------------------------------------------------
 195
 196 // remove one page from the notebook
 197 bool wxNotebook::DeletePage(int nPage)
 198 {
 199     wxCHECK( IS_VALID_PAGE(nPage), FALSE );
 200
 201     // TODO: delete native widget page
 202
 203     delete m_aPages[nPage];
 204     m_aPages.Remove(nPage);
 205
 206     return TRUE;
 207 }
 208
 209 // remove all pages
 210 bool wxNotebook::DeleteAllPages()
 211 {
 212     // TODO: delete native widget pages
 213
 214     int nPageCount = GetPageCount();
 215     int nPage;
 216     for ( nPage = 0; nPage < nPageCount; nPage++ )
 217         delete m_aPages[nPage];
 218
 219     m_aPages.Clear();
 220
 221     return TRUE;
 222 }
 223
 224 // add a page to the notebook
 225 bool wxNotebook::AddPage(wxNotebookPage *pPage,
 226                          const wxString& strText,
 227                          bool bSelect,
 228                          int imageId)
 229 {
 230     return InsertPage(GetPageCount(), pPage, strText, bSelect, imageId);
 231 }
 232
 233 // same as AddPage() but does it at given position
 234 bool wxNotebook::InsertPage(int nPage,
 235                             wxNotebookPage *pPage,
 236                             const wxString& strText,
 237                             bool bSelect,
 238                             int imageId)
 239 {
 240     wxASSERT( pPage != NULL );
 241     wxCHECK( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), FALSE );
 242
 243     // TODO: insert native widget page
 244
 245     // save the pointer to the page
 246     m_aPages.Insert(pPage, nPage);
 247
 248     // some page must be selected: either this one or the first one if there is
 249     // still no selection
 250     if ( bSelect )
 251         m_nSelection = nPage;
 252     else if ( m_nSelection == -1 )
 253         m_nSelection = 0;
 254
 255     return TRUE;
 256 }
 257
 258 // ----------------------------------------------------------------------------
 259 // wxNotebook callbacks
 260 // ----------------------------------------------------------------------------
 261
 262 // @@@ OnSize() is used for setting the font when it's called for the first
 263 //     time because doing it in ::Create() doesn't work (for unknown reasons)
 264 void wxNotebook::OnSize(wxSizeEvent& event)
 265 {
 266     static bool s_bFirstTime = TRUE;
 267     if ( s_bFirstTime ) {
 268         // TODO: any first-time-size processing.
 269         s_bFirstTime = FALSE;
 270     }
 271
 272     // TODO: all this may or may not be necessary for your platform
 273
 274     // emulate page change (it's esp. important to do it first time because
 275     // otherwise our page would stay invisible)
 276     int nSel = m_nSelection;
 277     m_nSelection = -1;
 278     SetSelection(nSel);
 279
 280     // fit the notebook page to the tab control's display area
 281     int w, hl
 282     GetSize(&w, &h);
 283
 284     uint nCount = m_aPages.Count();
 285     for ( uint nPage = 0; nPage < nCount; nPage++ ) {
 286         wxNotebookPage *pPage = m_aPages[nPage];
 287         pPage->SetSize(0, 0, w, h);
 288         if ( pPage->GetAutoLayout() )
 289             pPage->Layout();
 290     }
 291
 292     // Processing continues to next OnSize
 293     event.Skip();
 294 }
 295
 296 void wxNotebook::OnSelChange(wxNotebookEvent& event)
 297 {
 298     // is it our tab control?
 299     if ( event.GetEventObject() == this )
 300         ChangePage(event.GetOldSelection(), event.GetSelection());
 301
 302     // we want to give others a chance to process this message as well
 303     event.Skip();
 304 }
 305
 306 void wxNotebook::OnSetFocus(wxFocusEvent& event)
 307 {
 308     // set focus to the currently selected page if any
 309     if ( m_nSelection != -1 )
 310         m_aPages[m_nSelection]->SetFocus();
 311
 312     event.Skip();
 313 }
 314
 315 void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
 316 {
 317     if ( event.IsWindowChange() ) {
 318         // change pages
 319         AdvanceSelection(event.GetDirection());
 320     }
 321     else {
 322         // pass to the parent
 323         if ( GetParent() ) {
 324             event.SetCurrentFocus(this);
 325             GetParent()->ProcessEvent(event);
 326         }
 327     }
 328 }
 329
 330 // ----------------------------------------------------------------------------
 331 // wxNotebook base class virtuals
 332 // ----------------------------------------------------------------------------
 333
 334 // override these 2 functions to do nothing: everything is done in OnSize
 335
 336 void wxNotebook::SetConstraintSizes(bool /* recurse */)
 337 {
 338     // don't set the sizes of the pages - their correct size is not yet known
 339     wxControl::SetConstraintSizes(FALSE);
 340 }
 341
 342 bool wxNotebook::DoPhase(int /* nPhase */)
 343 {
 344     return TRUE;
 345 }
 346
 347 void wxNotebook::Command(wxCommandEvent& event)
 348 {
 349     wxFAIL_MSG("wxNotebook::Command not implemented");
 350 }
 351
 352 // ----------------------------------------------------------------------------
 353 // wxNotebook helper functions
 354 // ----------------------------------------------------------------------------
 355
 356 // hide the currently active panel and show the new one
 357 void wxNotebook::ChangePage(int nOldSel, int nSel)
 358 {
 359     wxASSERT( nOldSel != nSel ); // impossible
 360
 361     if ( nOldSel != -1 ) {
 362         m_aPages[nOldSel]->Show(FALSE);
 363     }
 364
 365     wxNotebookPage *pPage = m_aPages[nSel];
 366     pPage->Show(TRUE);
 367     pPage->SetFocus();
 368
 369     m_nSelection = nSel;
 370 }
 371