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uninitialized variable warning fixed (modified patch 1434065)
[wxWidgets.git] / src / mac / carbon / fontenum.cpp
1 ///////////////////////////////////////////////////////////////////////////////
2 // Name: src/mac/carbon/fontenum.cpp
3 // Purpose: wxFontEnumerator class for MacOS
4 // Author: Stefan Csomor
5 // Modified by:
6 // Created: 04/01/98
7 // RCS-ID: $Id$
8 // Copyright: (c) Stefan Csomor
9 // Licence: wxWindows licence
10 ///////////////////////////////////////////////////////////////////////////////
11
12 // For compilers that support precompilation, includes "wx.h".
13 #include "wx/wxprec.h"
14
15 #if wxUSE_FONTMAP
16
17 #ifndef WX_PRECOMP
18 #include "wx/font.h"
19 #endif
20
21 #include "wx/fontenum.h"
22 #include "wx/fontutil.h"
23 #include "wx/fontmap.h"
24 #include "wx/fontutil.h"
25 #include "wx/encinfo.h"
26
27 #include "wx/mac/private.h"
28
29
30 class wxFontEnumeratorHelper
31 {
32 public:
33 wxFontEnumeratorHelper(wxFontEnumerator *fontEnum);
34
35 // control what exactly are we enumerating
36 bool SetEncoding(wxFontEncoding encoding);
37 void SetFixedOnly(bool fixedOnly)
38 { m_fixedOnly = fixedOnly; }
39
40 // call to start enumeration
41 void DoEnumerate();
42
43 private:
44 // the object we forward calls to OnFont() to
45 wxFontEnumerator *m_fontEnum;
46
47 // if != -1, enum only fonts which have this encoding
48 int m_charset;
49
50 // if not empty, enum only the fonts with this facename
51 wxString m_facename;
52
53 // if true, enum only fixed fonts
54 bool m_fixedOnly;
55 };
56
57 // ============================================================================
58 // implementation
59 // ============================================================================
60
61 // ----------------------------------------------------------------------------
62 // wxFontEnumeratorHelper
63 // ----------------------------------------------------------------------------
64
65 wxFontEnumeratorHelper::wxFontEnumeratorHelper(wxFontEnumerator *fontEnum)
66 {
67 m_fontEnum = fontEnum;
68 m_charset = -1;
69 m_fixedOnly = false;
70 }
71
72 bool wxFontEnumeratorHelper::SetEncoding(wxFontEncoding encoding)
73 {
74 wxNativeEncodingInfo info;
75 if ( !wxGetNativeFontEncoding( encoding, &info ) )
76 {
77 if ( !wxFontMapper::Get()->GetAltForEncoding( encoding, &info ) )
78 // no such encodings at all
79 return false;
80 }
81
82 m_charset = info.charset;
83 m_facename = info.facename;
84
85 return true;
86 }
87
88 void wxFontEnumeratorHelper::DoEnumerate()
89 {
90 MenuHandle menu;
91 Str255 p_name;
92 short lines;
93
94 menu = NewMenu( 32000, "\pFont" );
95 AppendResMenu( menu, 'FONT' );
96 lines = CountMenuItems( menu );
97
98 for ( int i = 1; i < lines + 1; i ++ )
99 {
100 GetMenuItemText( menu, i, p_name );
101 wxString c_name = wxMacMakeStringFromPascal( p_name );
102
103 #if 0
104 if ( m_fixedOnly )
105 {
106 // check that it's a fixed pitch font:
107 // there is *no* error here: the flag name is misleading!
108 if ( tm->tmPitchAndFamily & TMPF_FIXED_PITCH )
109 // not a fixed pitch font
110 return true;
111 }
112
113 if ( m_charset != -1 )
114 {
115 // check that we have the right encoding
116 if ( lf->lfCharSet != m_charset )
117 return true;
118 }
119 #endif
120
121 m_fontEnum->OnFacename( c_name );
122 }
123
124 DisposeMenu( menu );
125 }
126
127 // ----------------------------------------------------------------------------
128 // wxFontEnumerator
129 // ----------------------------------------------------------------------------
130
131 bool wxFontEnumerator::EnumerateFacenames(wxFontEncoding encoding,
132 bool fixedWidthOnly)
133 {
134 wxFontEnumeratorHelper fe(this);
135 if ( fe.SetEncoding(encoding) )
136 {
137 fe.SetFixedOnly(fixedWidthOnly);
138
139 fe.DoEnumerate();
140 }
141 // else: no such fonts, unknown encoding
142
143 return true;
144 }
145
146 bool wxFontEnumerator::EnumerateEncodings(const wxString& family)
147 {
148 wxFAIL_MSG(wxT("wxFontEnumerator::EnumerateEncodings() not yet implemented"));
149
150 return true;
151 }
152
153 #endif