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1/////////////////////////////////////////////////////////////////////////////
2// Name: control.cpp
3// Purpose:
4// Author: Robert Roebling
5// Id: $Id$
6// Copyright: (c) 1998 Robert Roebling, Julian Smart and Vadim Zeitlin
7// Licence: wxWindows licence
8/////////////////////////////////////////////////////////////////////////////
9
10#ifdef __GNUG__
11#pragma implementation "control.h"
12#endif
13
14#include "wx/defs.h"
15
16#if wxUSE_CONTROLS
17
18#include "wx/control.h"
19
20#include <gtk/gtk.h>
21
22//-----------------------------------------------------------------------------
23// wxControl
24//-----------------------------------------------------------------------------
25
26IMPLEMENT_DYNAMIC_CLASS(wxControl, wxWindow)
27
28wxControl::wxControl()
29{
30 m_needParent = TRUE;
31}
32
33bool wxControl::Create( wxWindow *parent,
34 wxWindowID id,
35 const wxPoint &pos,
36 const wxSize &size,
37 long style,
38 const wxValidator& validator,
39 const wxString &name )
40{
41 bool ret = wxWindow::Create(parent, id, pos, size, style, name);
42
43#if wxUSE_VALIDATORS
44 SetValidator(validator);
45#endif
46
47 return ret;
48}
49
50void wxControl::SetLabel( const wxString &label )
51{
52 m_label.Empty();
53 for ( const wxChar *pc = label; *pc != wxT('\0'); pc++ )
54 {
55 if ( *pc == wxT('&') )
56 {
57 pc++; // skip it
58#if 0 // it would be unused anyhow for now - kbd interface not done yet
59 if ( *pc != wxT('&') ) m_chAccel = *pc;
60#endif
61 }
62 m_label << *pc;
63 }
64}
65
66wxString wxControl::GetLabel() const
67{
68 return m_label;
69}
70
71
72wxSize wxControl::DoGetBestSize() const
73{
74 // Do not return any arbitrary default value...
75 wxASSERT_MSG( m_widget, wxT("DoGetBestSize called before creation") );
76
77 GtkRequisition req;
78 req.width = 2;
79 req.height = 2;
80 (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
81 (m_widget, &req );
82
83 return wxSize(req.width, req.height);
84}
85
86#ifdef __WXGTK20__
87wxString wxControl::PrepareLabelMnemonics( const wxString &label ) const
88{
89 //Format mnemonics properly for GTK2. This can be called from GTK1.x, but
90 //it's not very useful because mnemonics don't exist prior to GTK2.
91 wxString label2;
92 for (size_t i = 0; i < label.Len(); i++)
93 {
94 if (label.GetChar(i) == wxT('&'))
95 {
96 //Mnemonic escape sequence "&&" is a literal "&" in the output.
97 if (label.GetChar(i + 1) == wxT('&'))
98 {
99 label2 << wxT('&');
100 i++;
101 }
102 //Handle special case of "&_" (i.e. "_" is the mnemonic).
103 //FIXME - Is it possible to use "_" as a GTK mnemonic? Just use a
104 //dash for now.
105 else if (label.GetChar(i + 1) == wxT('_'))
106 {
107 label2 << wxT("_-");
108 i++;
109 }
110 //Replace WX mnemonic indicator "&" with GTK indicator "_".
111 else
112 {
113 label2 << wxT('_');
114 }
115 }
116 else if (label.GetChar(i) == wxT('_'))
117 {
118 //Escape any underlines in the string so GTK doesn't use them.
119 label2 << wxT("__");
120 }
121 else
122 {
123 label2 << label.GetChar(i);
124 }
125 }
126 return label2;
127}
128#endif
129
130#endif // wxUSE_CONTROLS
131