src/common/clipcmn.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/common/clipcmn.cpp
   3 // Purpose:     common (to all ports) wxClipboard functions
   4 // Author:      Robert Roebling
   5 // Modified by:
   6 // Created:     28.06.99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Robert Roebling
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // For compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #if wxUSE_CLIPBOARD
  28
  29 #include "wx/clipbrd.h"
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/dataobj.h"
  33     #include "wx/module.h"
  34 #endif
  35
  36 // ---------------------------------------------------------
  37 // wxClipboardEvent
  38 // ---------------------------------------------------------
  39
  40 IMPLEMENT_DYNAMIC_CLASS(wxClipboardEvent,wxEvent)
  41
  42 DEFINE_EVENT_TYPE(wxEVT_CLIPBOARD_CHANGED)
  43
  44 bool wxClipboardEvent::SupportsFormat( const wxDataFormat &format ) const
  45 {
  46     wxVector<wxDataFormat>::size_type n;
  47     for (n = 0; n < m_formats.size(); n++)
  48         { if (m_formats[n] == format) return true; }
  49     return false;
  50 }
  51
  52 void wxClipboardEvent::AddFormat( const wxDataFormat &format )
  53 {
  54     m_formats.push_back( format );
  55 }
  56
  57 // ---------------------------------------------------------
  58 // wxClipboardBase
  59 // ---------------------------------------------------------
  60
  61 static wxClipboard *gs_clipboard = NULL;
  62
  63 /*static*/ wxClipboard *wxClipboardBase::Get()
  64 {
  65     if ( !gs_clipboard )
  66     {
  67         gs_clipboard = new wxClipboard;
  68     }
  69     return gs_clipboard;
  70 }
  71
  72 // ----------------------------------------------------------------------------
  73 // wxClipboardModule: module responsible for destroying the global clipboard
  74 // object
  75 // ----------------------------------------------------------------------------
  76
  77 class wxClipboardModule : public wxModule
  78 {
  79 public:
  80     bool OnInit() { return true; }
  81     void OnExit() { wxDELETE(gs_clipboard); }
  82
  83 private:
  84     DECLARE_DYNAMIC_CLASS(wxClipboardModule)
  85 };
  86
  87 IMPLEMENT_DYNAMIC_CLASS(wxClipboardModule, wxModule)
  88
  89 #endif // wxUSE_CLIPBOARD