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 // ============================================================================
  40 // implementation
  41 // ============================================================================
  42
  43 // ----------------------------------------------------------------------------
  44 // constructors and destructors
  45 // ----------------------------------------------------------------------------
  46
  47 void wxNotebookBase::Init()
  48 {
  49     m_imageList = NULL;
  50     m_ownsImageList = FALSE;
  51 }
  52
  53 wxNotebookBase::~wxNotebookBase()
  54 {
  55     if ( m_ownsImageList )
  56     {
  57         // may be NULL, ok
  58         delete m_imageList;
  59     }
  60 }
  61
  62 // ----------------------------------------------------------------------------
  63 // image list
  64 // ----------------------------------------------------------------------------
  65
  66 void wxNotebookBase::SetImageList(wxImageList* imageList)
  67 {
  68     if ( m_ownsImageList )
  69     {
  70         // may be NULL, ok
  71         delete m_imageList;
  72
  73         m_ownsImageList = FALSE;
  74     }
  75
  76     m_imageList = imageList;
  77 }
  78
  79 void wxNotebookBase::AssignImageList(wxImageList* imageList)
  80 {
  81     SetImageList(imageList);
  82     m_ownsImageList = TRUE;
  83 }
  84
  85 // ----------------------------------------------------------------------------
  86 // geometry
  87 // ----------------------------------------------------------------------------
  88
  89 wxSize wxNotebookBase::CalcSizeFromPage(const wxSize& sizePage)
  90 {
  91     // this was just taken from wxNotebookSizer::CalcMin() and is, of
  92     // course, totally bogus - just like the original code was
  93     wxSize sizeTotal = sizePage;
  94     if ( HasFlag(wxNB_LEFT) || HasFlag(wxNB_RIGHT) )
  95         sizeTotal.x += 90;
  96     else
  97         sizeTotal.y += 40;
  98
  99     return sizeTotal;
 100 }
 101
 102 // ----------------------------------------------------------------------------
 103 // pages management
 104 // ----------------------------------------------------------------------------
 105
 106 bool wxNotebookBase::DeletePage(int nPage)
 107 {
 108     wxNotebookPage *page = DoRemovePage(nPage);
 109     if ( !page )
 110         return FALSE;
 111
 112     delete page;
 113
 114     return TRUE;
 115 }
 116
 117 wxNotebookPage *wxNotebookBase::DoRemovePage(int nPage)
 118 {
 119     wxCHECK_MSG( nPage >= 0 && (size_t)nPage < m_pages.GetCount(), NULL,
 120                  _T("invalid page index in wxNotebookBase::DoRemovePage()") );
 121
 122     wxNotebookPage *pageRemoved = m_pages[nPage];
 123     m_pages.RemoveAt(nPage);
 124
 125     return pageRemoved;
 126 }
 127
 128 int wxNotebookBase::GetNextPage(bool forward) const
 129 {
 130     int nPage;
 131
 132     int nMax = GetPageCount();
 133     if ( nMax-- ) // decrement it to get the last valid index
 134     {
 135         int nSel = GetSelection();
 136
 137         // change selection wrapping if it becomes invalid
 138         nPage = forward ? nSel == nMax ? 0
 139                                        : nSel + 1
 140                         : nSel == 0 ? nMax
 141                                     : nSel - 1;
 142     }
 143     else // notebook is empty, no next page
 144     {
 145         nPage = -1;
 146     }
 147
 148     return nPage;
 149 }
 150
 151 #endif // wxUSE_NOTEBOOK
 152