// Purpose: interface of wxFontEnumerator
// Author: wxWidgets team
// RCS-ID: $Id$
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
/**
wxFontEnumerator enumerates either all available fonts on the system or only
the ones with given attributes - either only fixed-width (suited for use in
programs such as terminal emulators and the like) or the fonts available in
- the given encoding().
+ the given encoding).
To do this, you just have to call one of EnumerateXXX() functions - either
- wxFontEnumerator::EnumerateFacenames or
- wxFontEnumerator::EnumerateEncodings and the
- corresponding callback (wxFontEnumerator::OnFacename or
- wxFontEnumerator::OnFontEncoding) will be called
- repeatedly until either all fonts satisfying the specified criteria are
- exhausted or the callback returns @false.
+ wxFontEnumerator::EnumerateFacenames() or wxFontEnumerator::EnumerateEncodings()
+ and the corresponding callback (wxFontEnumerator::OnFacename() or
+ wxFontEnumerator::OnFontEncoding()) will be called repeatedly until either
+ all fonts satisfying the specified criteria are exhausted or the callback
+ returns @false.
+
+ @section fontenum_virtual Virtual functions to override
+
+ Either OnFacename or OnFontEncoding should be overridden depending on
+ whether you plan to call EnumerateFacenames or EnumerateEncodings.
+ Of course, if you call both of them, you should override both functions.
@library{wxcore}
- @category{FIXME}
+ @category{gdi}
- @see @ref overview_wxfontencodingoverview, @ref overview_samplefont "Font
- sample", wxFont, wxFontMapper
+ @see @ref overview_fontencoding, @ref page_samples_font, wxFont, wxFontMapper
*/
class wxFontEnumerator
{
public:
+ wxFontEnumerator();
+ virtual ~wxFontEnumerator();
+
/**
- Call OnFontEncoding() for each
- encoding supported by the given font - or for each encoding supported by at
- least some font if @a font is not specified.
+ Call OnFontEncoding() for each encoding supported by the given font -
+ or for each encoding supported by at least some font if @a font is not specified.
*/
- virtual bool EnumerateEncodings(const wxString& font = "");
+ virtual bool EnumerateEncodings(const wxString& font = wxEmptyString);
/**
- Call OnFacename() for each font which
- supports given encoding (only if it is not wxFONTENCODING_SYSTEM) and is of
- fixed width (if @a fixedWidthOnly is @true).
+ Call OnFacename() for each font which supports given encoding (only if
+ it is not @c wxFONTENCODING_SYSTEM) and is of fixed width
+ (if @a fixedWidthOnly is @true).
+
Calling this function with default arguments will result in enumerating all
fonts available on the system.
*/
Return array of strings containing all encodings found by
EnumerateEncodings().
*/
- static wxArrayString GetEncodings(const wxString& facename = "");
+ static wxArrayString GetEncodings(const wxString& facename = wxEmptyString);
/**
Return array of strings containing all facenames found by
/**
Returns @true if the given string is valid face name, i.e. it's the face name
- of an installed
- font and it can safely be used with wxFont::SetFaceName.
+ of an installed font and it can safely be used with wxFont::SetFaceName.
*/
static bool IsValidFacename(const wxString& facename);
/**
- Called by EnumerateFacenames() for
- each match. Return @true to continue enumeration or @false to stop it.
+ Called by EnumerateFacenames() for each match.
+
+ Return @true to continue enumeration or @false to stop it.
*/
virtual bool OnFacename(const wxString& font);
/**
- Called by EnumerateEncodings() for
- each match. Return @true to continue enumeration or @false to stop it.
+ Called by EnumerateEncodings() for each match.
+
+ Return @true to continue enumeration or @false to stop it.
*/
virtual bool OnFontEncoding(const wxString& font,
const wxString& encoding);