src/common/nbkbase.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/common/nbkbase.cpp
   3 // Purpose:     common wxNotebook methods
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     02.07.01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2001 Vadim Zeitlin
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "notebookbase.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #if wxUSE_NOTEBOOK
  32
  33 #ifndef WX_PRECOMP
  34 #endif //WX_PRECOMP
  35
  36 #include "wx/imaglist.h"
  37 #include "wx/notebook.h"
  38
  39 #ifdef __GNUWIN32_OLD__
  40     #include "wx/msw/gnuwin32/extra.h"
  41 #endif
  42
  43 #if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
  44 #include "wx/msw/private.h"
  45 #include <commctrl.h>
  46 #include "wx/msw/winundef.h"
  47 #endif
  48
  49 // ============================================================================
  50 // implementation
  51 // ============================================================================
  52
  53 // ----------------------------------------------------------------------------
  54 // constructors and destructors
  55 // ----------------------------------------------------------------------------
  56
  57 void wxNotebookBase::Init()
  58 {
  59     m_imageList = NULL;
  60     m_ownsImageList = FALSE;
  61 }
  62
  63 wxNotebookBase::~wxNotebookBase()
  64 {
  65     if ( m_ownsImageList )
  66     {
  67         // may be NULL, ok
  68         delete m_imageList;
  69     }
  70 }
  71
  72 // ----------------------------------------------------------------------------
  73 // image list
  74 // ----------------------------------------------------------------------------
  75
  76 void wxNotebookBase::SetImageList(wxImageList* imageList)
  77 {
  78     if ( m_ownsImageList )
  79     {
  80         // may be NULL, ok
  81         delete m_imageList;
  82
  83         m_ownsImageList = FALSE;
  84     }
  85
  86     m_imageList = imageList;
  87 }
  88
  89 void wxNotebookBase::AssignImageList(wxImageList* imageList)
  90 {
  91     SetImageList(imageList);
  92     m_ownsImageList = TRUE;
  93 }
  94
  95 // ----------------------------------------------------------------------------
  96 // geometry
  97 // ----------------------------------------------------------------------------
  98
  99 wxSize wxNotebookBase::CalcSizeFromPage(const wxSize& sizePage) const
 100 {
 101     // this is, of course, totally bogus -- but we must do something by
 102     // default because not all ports implement this
 103     wxSize sizeTotal = sizePage;
 104
 105     if ( HasFlag(wxNB_LEFT) || HasFlag(wxNB_RIGHT) )
 106     {
 107         sizeTotal.x += 90;
 108         sizeTotal.y += 10;
 109     }
 110     else // tabs on top/bottom side
 111     {
 112         sizeTotal.x += 10;
 113         sizeTotal.y += 40;
 114     }
 115
 116     return sizeTotal;
 117 }
 118
 119 // ----------------------------------------------------------------------------
 120 // pages management
 121 // ----------------------------------------------------------------------------
 122
 123 bool wxNotebookBase::DeletePage(int nPage)
 124 {
 125     wxNotebookPage *page = DoRemovePage(nPage);
 126     if ( !page )
 127         return FALSE;
 128
 129     delete page;
 130
 131     return TRUE;
 132 }
 133
 134 wxNotebookPage *wxNotebookBase::DoRemovePage(int nPage)
 135 {
 136     wxCHECK_MSG( nPage >= 0 && (size_t)nPage < m_pages.GetCount(), NULL,
 137                  _T("invalid page index in wxNotebookBase::DoRemovePage()") );
 138
 139     wxNotebookPage *pageRemoved = m_pages[nPage];
 140     m_pages.RemoveAt(nPage);
 141
 142     return pageRemoved;
 143 }
 144
 145 wxSize wxNotebookBase::DoGetBestSize() const
 146 {
 147     wxSize bestSize(0,0);
 148     size_t nCount = m_pages.Count();
 149
 150     // iterate over all pages, get the largest width and height
 151     for ( size_t nPage = 0; nPage < nCount; nPage++ )
 152     {
 153         wxNotebookPage *pPage = m_pages[nPage];
 154         wxSize childBestSize(pPage->GetBestSize());
 155
 156         if ( childBestSize.x > bestSize.x )
 157             bestSize.x = childBestSize.x;
 158
 159         if ( childBestSize.y > bestSize.y )
 160             bestSize.y = childBestSize.y;
 161     }
 162
 163     // convert display area to window area, adding the size neccessary for the tab control itself
 164     return CalcSizeFromPage(bestSize);
 165 }
 166
 167 int wxNotebookBase::GetNextPage(bool forward) const
 168 {
 169     int nPage;
 170
 171     int nMax = GetPageCount();
 172     if ( nMax-- ) // decrement it to get the last valid index
 173     {
 174         int nSel = GetSelection();
 175
 176         // change selection wrapping if it becomes invalid
 177         nPage = forward ? nSel == nMax ? 0
 178                                        : nSel + 1
 179                         : nSel == 0 ? nMax
 180                                     : nSel - 1;
 181     }
 182     else // notebook is empty, no next page
 183     {
 184         nPage = -1;
 185     }
 186
 187     return nPage;
 188 }
 189
 190 #endif // wxUSE_NOTEBOOK
 191