contrib/src/xrc/xh_unkwn.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        xh_unkwn.cpp
   3 // Purpose:     XRC resource for unknown widget
   4 // Author:      Vaclav Slavik
   5 // Created:     2000/09/09
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2000 Vaclav Slavik
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifdef __GNUG__
  12 #pragma implementation "xh_unkwn.h"
  13 #endif
  14
  15 // For compilers that support precompilation, includes "wx.h".
  16 #include "wx/wxprec.h"
  17
  18 #ifdef __BORLANDC__
  19     #pragma hdrstop
  20 #endif
  21
  22 #include "wx/xrc/xh_unkwn.h"
  23 #include "wx/window.h"
  24 #include "wx/log.h"
  25 #include "wx/sizer.h"
  26 #include "wx/panel.h"
  27
  28
  29 class wxUnknownControlContainer : public wxPanel
  30 {
  31 public:
  32     wxUnknownControlContainer(wxWindow *parent,
  33                               const wxString& controlName,
  34                               wxWindowID id = wxID_ANY,
  35                               const wxPoint& pos = wxDefaultPosition,
  36                               const wxSize& size = wxDefaultSize,
  37                               long style = 0)
  38         // Always add the wxTAB_TRAVERSAL and wxNO_BORDER styles to what comes
  39         // from the XRC if anything.
  40         : wxPanel(parent, id, pos, size, style | wxTAB_TRAVERSAL | wxNO_BORDER,
  41                   controlName + wxT("_container")),
  42           m_controlName(controlName), m_controlAdded(false)
  43     {
  44         m_bg = GetBackgroundColour();
  45         SetBackgroundColour(wxColour(255, 0, 255));
  46     }
  47
  48     virtual void AddChild(wxWindowBase *child);
  49     virtual void RemoveChild(wxWindowBase *child);
  50
  51 protected:
  52     wxString m_controlName;
  53     bool m_controlAdded;
  54     wxColour m_bg;
  55 };
  56
  57 void wxUnknownControlContainer::AddChild(wxWindowBase *child)
  58 {
  59     wxASSERT_MSG( !m_controlAdded, wxT("Couldn't add two unknown controls to the same container!") );
  60
  61     wxPanel::AddChild(child);
  62
  63     SetBackgroundColour(m_bg);
  64     child->SetName(m_controlName);
  65     child->SetId(wxXmlResource::GetXRCID(m_controlName));
  66     m_controlAdded = true;
  67
  68     wxSizer *sizer = new wxBoxSizer(wxHORIZONTAL);
  69     sizer->Add((wxWindow*)child, 1, wxEXPAND);
  70     SetSizer(sizer);
  71     Layout();
  72 }
  73
  74 void wxUnknownControlContainer::RemoveChild(wxWindowBase *child)
  75 {
  76     wxPanel::RemoveChild(child);
  77     m_controlAdded = false;
  78     GetSizer()->Detach((wxWindow*)child);
  79 }
  80
  81
  82 IMPLEMENT_DYNAMIC_CLASS(wxUnknownWidgetXmlHandler, wxXmlResourceHandler)
  83
  84 wxUnknownWidgetXmlHandler::wxUnknownWidgetXmlHandler()
  85 : wxXmlResourceHandler()
  86 {
  87     XRC_ADD_STYLE(wxNO_FULL_REPAINT_ON_RESIZE);
  88 }
  89
  90 wxObject *wxUnknownWidgetXmlHandler::DoCreateResource()
  91 {
  92     wxASSERT_MSG( m_instance == NULL,
  93                   _T("'unknown' controls can't be subclassed, use wxXmlResource::AttachUnknownControl") );
  94
  95     wxPanel *panel =
  96         new wxUnknownControlContainer(m_parentAsWindow,
  97                                       GetName(), wxID_ANY,
  98                                       GetPosition(), GetSize(),
  99                                       GetStyle(wxT("style")));
 100     SetupWindow(panel);
 101     return panel;
 102 }
 103
 104 bool wxUnknownWidgetXmlHandler::CanHandle(wxXmlNode *node)
 105 {
 106     return IsOfClass(node, wxT("unknown"));
 107 }
 108