| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/palmos/fontenum.cpp |
| 3 | // Purpose: wxFontEnumerator class for Palm OS |
| 4 | // Author: William Osborne - minimal working wxPalmOS port |
| 5 | // Modified by: |
| 6 | // Created: 10/13/04 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) William Osborne |
| 9 | // Licence: wxWindows licence |
| 10 | /////////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | // ============================================================================ |
| 13 | // declarations |
| 14 | // ============================================================================ |
| 15 | |
| 16 | // ---------------------------------------------------------------------------- |
| 17 | // headers |
| 18 | // ---------------------------------------------------------------------------- |
| 19 | |
| 20 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) |
| 21 | #pragma implementation "fontenum.h" |
| 22 | #endif |
| 23 | |
| 24 | // For compilers that support precompilation, includes "wx.h". |
| 25 | #include "wx/wxprec.h" |
| 26 | |
| 27 | #ifdef __BORLANDC__ |
| 28 | #pragma hdrstop |
| 29 | #endif |
| 30 | |
| 31 | #if wxUSE_FONTMAP |
| 32 | |
| 33 | #ifndef WX_PRECOMP |
| 34 | #include "wx/font.h" |
| 35 | #include "wx/encinfo.h" |
| 36 | #endif |
| 37 | |
| 38 | #include "wx/palmos/private.h" |
| 39 | |
| 40 | #include "wx/fontutil.h" |
| 41 | #include "wx/fontenum.h" |
| 42 | #include "wx/fontmap.h" |
| 43 | |
| 44 | // ---------------------------------------------------------------------------- |
| 45 | // private classes |
| 46 | // ---------------------------------------------------------------------------- |
| 47 | |
| 48 | // the helper class which calls ::EnumFontFamilies() and whose OnFont() is |
| 49 | // called from the callback passed to this function and, in its turn, calls the |
| 50 | // appropariate wxFontEnumerator method |
| 51 | class wxFontEnumeratorHelper |
| 52 | { |
| 53 | public: |
| 54 | wxFontEnumeratorHelper(wxFontEnumerator *fontEnum); |
| 55 | |
| 56 | // control what exactly are we enumerating |
| 57 | // we enumerate fonts with given enocding |
| 58 | bool SetEncoding(wxFontEncoding encoding); |
| 59 | // we enumerate fixed-width fonts |
| 60 | void SetFixedOnly(bool fixedOnly) { m_fixedOnly = fixedOnly; } |
| 61 | // we enumerate the encodings available in this family |
| 62 | void SetFamily(const wxString& family); |
| 63 | |
| 64 | // call to start enumeration |
| 65 | void DoEnumerate(); |
| 66 | |
| 67 | // called by our font enumeration proc |
| 68 | bool OnFont(const LPLOGFONT lf, const LPTEXTMETRIC tm) const; |
| 69 | |
| 70 | private: |
| 71 | // the object we forward calls to OnFont() to |
| 72 | wxFontEnumerator *m_fontEnum; |
| 73 | |
| 74 | // if != -1, enum only fonts which have this encoding |
| 75 | int m_charset; |
| 76 | |
| 77 | // if not empty, enum only the fonts with this facename |
| 78 | wxString m_facename; |
| 79 | |
| 80 | // if not empty, enum only the fonts in this family |
| 81 | wxString m_family; |
| 82 | |
| 83 | // if TRUE, enum only fixed fonts |
| 84 | bool m_fixedOnly; |
| 85 | |
| 86 | // if TRUE, we enumerate the encodings, not fonts |
| 87 | bool m_enumEncodings; |
| 88 | |
| 89 | // the list of charsets we already found while enumerating charsets |
| 90 | wxArrayInt m_charsets; |
| 91 | |
| 92 | // the list of facenames we already found while enumerating facenames |
| 93 | wxArrayString m_facenames; |
| 94 | |
| 95 | DECLARE_NO_COPY_CLASS(wxFontEnumeratorHelper) |
| 96 | }; |
| 97 | |
| 98 | // ---------------------------------------------------------------------------- |
| 99 | // private functions |
| 100 | // ---------------------------------------------------------------------------- |
| 101 | |
| 102 | #ifndef __WXMICROWIN__ |
| 103 | int CALLBACK wxFontEnumeratorProc(LPLOGFONT lplf, LPTEXTMETRIC lptm, |
| 104 | DWORD dwStyle, LONG lParam); |
| 105 | #endif |
| 106 | |
| 107 | // ============================================================================ |
| 108 | // implementation |
| 109 | // ============================================================================ |
| 110 | |
| 111 | // ---------------------------------------------------------------------------- |
| 112 | // wxFontEnumeratorHelper |
| 113 | // ---------------------------------------------------------------------------- |
| 114 | |
| 115 | wxFontEnumeratorHelper::wxFontEnumeratorHelper(wxFontEnumerator *fontEnum) |
| 116 | { |
| 117 | } |
| 118 | |
| 119 | void wxFontEnumeratorHelper::SetFamily(const wxString& family) |
| 120 | { |
| 121 | } |
| 122 | |
| 123 | bool wxFontEnumeratorHelper::SetEncoding(wxFontEncoding encoding) |
| 124 | { |
| 125 | return FALSE; |
| 126 | } |
| 127 | |
| 128 | #define wxFONTENUMPROC FONTENUMPROC |
| 129 | |
| 130 | void wxFontEnumeratorHelper::DoEnumerate() |
| 131 | { |
| 132 | } |
| 133 | |
| 134 | bool wxFontEnumeratorHelper::OnFont(const LPLOGFONT lf, |
| 135 | const LPTEXTMETRIC tm) const |
| 136 | { |
| 137 | return false; |
| 138 | } |
| 139 | |
| 140 | // ---------------------------------------------------------------------------- |
| 141 | // wxFontEnumerator |
| 142 | // ---------------------------------------------------------------------------- |
| 143 | |
| 144 | bool wxFontEnumerator::EnumerateFacenames(wxFontEncoding encoding, |
| 145 | bool fixedWidthOnly) |
| 146 | { |
| 147 | return false; |
| 148 | } |
| 149 | |
| 150 | bool wxFontEnumerator::EnumerateEncodings(const wxString& family) |
| 151 | { |
| 152 | return false; |
| 153 | } |
| 154 | |
| 155 | #endif // wxUSE_FONTMAP |