use a programmer-friendly macro for subclassing
[wxWidgets.git] / contrib / src / xrc / xh_combo.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: xh_combo.cpp
3 // Purpose: XRC resource for wxRadioBox
4 // Author: Bob Mitchell
5 // Created: 2000/03/21
6 // RCS-ID: $Id$
7 // Copyright: (c) 2000 Bob Mitchell and Verant Interactive
8 // Licence: wxWindows licence
9 /////////////////////////////////////////////////////////////////////////////
10
11 #ifdef __GNUG__
12 #pragma implementation "xh_combo.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_combo.h"
23 #include "wx/combobox.h"
24
25 #if wxUSE_COMBOBOX
26
27 wxComboBoxXmlHandler::wxComboBoxXmlHandler()
28 : wxXmlResourceHandler() , m_insideBox(FALSE)
29 {
30 XRC_ADD_STYLE(wxCB_SIMPLE);
31 XRC_ADD_STYLE(wxCB_SORT);
32 XRC_ADD_STYLE(wxCB_READONLY);
33 XRC_ADD_STYLE(wxCB_DROPDOWN);
34 AddWindowStyles();
35 }
36
37 wxObject *wxComboBoxXmlHandler::DoCreateResource()
38 {
39 if( m_class == wxT("wxComboBox"))
40 {
41 // find the selection
42 long selection = GetLong( wxT("selection"), -1 );
43
44 // need to build the list of strings from children
45 m_insideBox = TRUE;
46 CreateChildrenPrivately(NULL, GetParamNode(wxT("content")));
47 wxString *strings = (wxString *) NULL;
48 if (strList.GetCount() > 0)
49 {
50 strings = new wxString[strList.GetCount()];
51 int count = strList.GetCount();
52 for (int i = 0; i < count; i++)
53 strings[i]=strList[i];
54 }
55
56 XRC_MAKE_INSTANCE(control, wxComboBox)
57
58 control->Create(m_parentAsWindow,
59 GetID(),
60 GetText(wxT("value")),
61 GetPosition(), GetSize(),
62 strList.GetCount(),
63 strings,
64 GetStyle(),
65 wxDefaultValidator,
66 GetName());
67
68 if (selection != -1)
69 control->SetSelection(selection);
70
71 SetupWindow(control);
72
73 if (strings != NULL)
74 delete[] strings;
75 strList.Clear(); // dump the strings
76
77 return control;
78 }
79 else
80 {
81 // on the inside now.
82 // handle <item>Label</item>
83
84 // add to the list
85 strList.Add(GetNodeContent(m_node));
86
87 return NULL;
88 }
89 }
90
91 bool wxComboBoxXmlHandler::CanHandle(wxXmlNode *node)
92 {
93 return (IsOfClass(node, wxT("wxComboBox")) ||
94 (m_insideBox && node->GetName() == wxT("item")));
95 }
96
97 #endif