src/xrc/xh_odcombo.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/xrc/xh_odcombo.cpp
   3 // Purpose:     XRC resource for wxRadioBox
   4 // Author:      Alex Bligh - Based on src/xrc/xh_combo.cpp
   5 // Created:     2006/06/19
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2006 Alex Bligh
   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 && wxUSE_ODCOMBOBOX
  19
  20 #include "wx/xrc/xh_odcombo.h"
  21
  22 #ifndef WX_PRECOMP
  23     #include "wx/intl.h"
  24     #include "wx/textctrl.h"
  25 #endif
  26
  27 #include "wx/odcombo.h"
  28
  29 IMPLEMENT_DYNAMIC_CLASS(wxOwnerDrawnComboBoxXmlHandler, wxXmlResourceHandler)
  30
  31 wxOwnerDrawnComboBoxXmlHandler::wxOwnerDrawnComboBoxXmlHandler()
  32                      :wxXmlResourceHandler()
  33                      ,m_insideBox(false)
  34 {
  35     XRC_ADD_STYLE(wxCB_SIMPLE);
  36     XRC_ADD_STYLE(wxCB_SORT);
  37     XRC_ADD_STYLE(wxCB_READONLY);
  38     XRC_ADD_STYLE(wxCB_DROPDOWN);
  39     XRC_ADD_STYLE(wxODCB_STD_CONTROL_PAINT);
  40     XRC_ADD_STYLE(wxODCB_DCLICK_CYCLES);
  41     XRC_ADD_STYLE(wxTE_PROCESS_ENTER);
  42     AddWindowStyles();
  43 }
  44
  45 wxObject *wxOwnerDrawnComboBoxXmlHandler::DoCreateResource()
  46 {
  47     if( m_class == wxT("wxOwnerDrawnComboBox"))
  48     {
  49         // find the selection
  50         long selection = GetLong( wxT("selection"), -1 );
  51
  52         // need to build the list of strings from children
  53         m_insideBox = true;
  54         CreateChildrenPrivately(NULL, GetParamNode(wxT("content")));
  55         wxString *strings = (wxString *) NULL;
  56         if (strList.GetCount() > 0)
  57         {
  58             strings = new wxString[strList.GetCount()];
  59             int count = strList.GetCount();
  60             for (int i = 0; i < count; i++)
  61                 strings[i]=strList[i];
  62         }
  63
  64         XRC_MAKE_INSTANCE(control, wxOwnerDrawnComboBox)
  65
  66         control->Create(m_parentAsWindow,
  67                         GetID(),
  68                         GetText(wxT("value")),
  69                         GetPosition(), GetSize(),
  70                         strList.GetCount(),
  71                         strings,
  72                         GetStyle(),
  73                         wxDefaultValidator,
  74                         GetName());
  75
  76         wxSize ButtonSize=GetSize(wxT("buttonsize"));
  77
  78         if (ButtonSize != wxDefaultSize)
  79         control->SetButtonPosition(ButtonSize.GetWidth(), ButtonSize.GetHeight());
  80
  81         if (selection != -1)
  82             control->SetSelection(selection);
  83
  84         SetupWindow(control);
  85
  86         if (strings != NULL)
  87             delete[] strings;
  88         strList.Clear();    // dump the strings
  89
  90         return control;
  91     }
  92     else
  93     {
  94         // on the inside now.
  95         // handle <item>Label</item>
  96
  97         // add to the list
  98         wxString str = GetNodeContent(m_node);
  99         if (m_resource->GetFlags() & wxXRC_USE_LOCALE)
 100             str = wxGetTranslation(str, m_resource->GetDomain());
 101         strList.Add(str);
 102
 103         return NULL;
 104     }
 105 }
 106
 107 bool wxOwnerDrawnComboBoxXmlHandler::CanHandle(wxXmlNode *node)
 108 {
 109 #if wxCHECK_VERSION(2,7,0)
 110
 111     return (IsOfClass(node, wxT("wxOwnerDrawnComboBox")) ||
 112            (m_insideBox && node->GetName() == wxT("item")));
 113
 114 #else
 115
 116 //  Avoid GCC bug - this fails on certain GCC 3.3 and 3.4 builds for an unknown reason
 117 //  it is believed to be related to the fact IsOfClass is inline, and node->GetPropVal
 118 //  gets passed an invalid "this" pointer. On 2.7, the function is out of line, so the
 119 //  above should work fine. This code is left in here so this file can easily be used
 120 //  in a version backported to 2.6. All we are doing here is expanding the macro
 121
 122     bool fOurClass = node->GetPropVal(wxT("class"), wxEmptyString) == wxT("wxOwnerDrawnComboBox");
 123     return (fOurClass ||
 124           (m_insideBox && node->GetName() == wxT("item")));
 125 #endif
 126 }
 127
 128 #endif // wxUSE_XRC && wxUSE_ODCOMBOBOX