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