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/module.h"
  33 #endif
  34
  35 // ---------------------------------------------------------
  36 // wxClipboardEvent
  37 // ---------------------------------------------------------
  38
  39 IMPLEMENT_DYNAMIC_CLASS(wxClipboardEvent,wxEvent)
  40
  41 DEFINE_EVENT_TYPE(wxEVT_CLIPBOARD_CHANGED)
  42
  43 bool wxClipboardEvent::SupportsFormat( const wxDataFormat &format ) const
  44 {
  45     wxVector<wxDataFormat>::size_type n;
  46     for (n = 0; n < m_formats.size(); n++)
  47         { if (m_formats[n] == format) return true; }
  48     return false;
  49 }
  50
  51 void wxClipboardEvent::AddFormat( const wxDataFormat &format )
  52 {
  53     m_formats.push_back( format );
  54 }
  55
  56 // ---------------------------------------------------------
  57 // wxClipboardBase
  58 // ---------------------------------------------------------
  59
  60 static wxClipboard *gs_clipboard = NULL;
  61
  62 /*static*/ wxClipboard *wxClipboardBase::Get()
  63 {
  64     if ( !gs_clipboard )
  65     {
  66         gs_clipboard = new wxClipboard;
  67     }
  68     return gs_clipboard;
  69 }
  70
  71 // ----------------------------------------------------------------------------
  72 // wxClipboardModule: module responsible for destroying the global clipboard
  73 // object
  74 // ----------------------------------------------------------------------------
  75
  76 class wxClipboardModule : public wxModule
  77 {
  78 public:
  79     bool OnInit() { return true; }
  80     void OnExit() { wxDELETE(gs_clipboard); }
  81
  82 private:
  83     DECLARE_DYNAMIC_CLASS(wxClipboardModule)
  84 };
  85
  86 IMPLEMENT_DYNAMIC_CLASS(wxClipboardModule, wxModule)
  87
  88 #endif // wxUSE_CLIPBOARD