contrib/include/wx/applet/applet.h

   1 /****************************************************************************
   2 *
   3 *                       wxWindows HTML Applet Package
   4 *
   5 *               Copyright (C) 1991-2001 SciTech Software, Inc.
   6 *                            All rights reserved.
   7 *
   8 *  ======================================================================
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  10 *  |                                                                    |
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  12 *  |SciTech Software, Inc., located at 505 Wall Street, Chico, CA 95928 |
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  24 *  ======================================================================
  25 *
  26 * Language:     ANSI C++
  27 * Environment:  Any
  28 *
  29 * Description:  Header file for the wxApplet class
  30 *
  31 ****************************************************************************/
  32
  33 #ifndef __WX_APPLET_H
  34 #define __WX_APPLET_H
  35
  36 #include "wx/panel.h"
  37 #include "wx/applet/window.h"
  38
  39 /*--------------------------- Class Definitions ---------------------------*/
  40
  41 /****************************************************************************
  42 REMARKS:
  43 Defines the abstract base class for wxApplet objects.
  44 ****************************************************************************/
  45 class wxApplet : public wxPanel {
  46 private:
  47     DECLARE_ABSTRACT_CLASS(wxApplet);
  48     DECLARE_EVENT_TABLE();
  49
  50 protected:
  51     wxHtmlAppletWindow  *m_Parent;
  52
  53             // Special handler for background erase messages
  54             void OnEraseBackground(wxEraseEvent&);
  55
  56 public:
  57             // Constructor (called during dynamic creation)
  58             wxApplet() { m_Parent = NULL; }
  59
  60             // Psuedo virtual constructor
  61     virtual bool Create(
  62                 wxHtmlAppletWindow *parent,
  63                 const wxSize& size,
  64                 long style = wxTAB_TRAVERSAL | wxNO_BORDER);
  65
  66             // Virtual destructor
  67     virtual ~wxApplet();
  68
  69             // Handle HTML navigation to a new URL
  70     virtual void OnLinkClicked(const wxHtmlLinkInfo& link) = 0;
  71
  72             // Handle HTML navigation forward command in applet
  73     virtual void OnHistoryForward() = 0;
  74
  75             // Handle HTML navigation back command in applet
  76     virtual void OnHistoryBack() = 0;
  77
  78             // Handle messages from the wxAppletManager and other applets
  79     virtual void OnMessage(wxEvent& msg) = 0;
  80     };
  81
  82 #endif // __WX_APPLET_H
  83