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rewrote wxRegEx::Replace() to do something useful

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11045 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2001-07-14 16:13:32 +00:00
parent dcf0fce44b
commit 765624f735
3 changed files with 186 additions and 32 deletions
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21
include/wx/regex.h
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@@ -99,7 +99,7 @@ public:
// flags may be combination of wxRE_NOTBOL and wxRE_NOTEOL
//
// may only be called after successful call to Compile()
bool Matches(const wxString& str, int flags = 0) const;
bool Matches(const wxChar *text, int flags = 0) const;
// get the start index and the length of the match of the expression
// (index 0) or a bracketed subexpression (index != 0)
@@ -118,7 +118,24 @@ public:
// replaces the current regular expression in the string pointed to by
// pattern, with the text in replacement and return number of matches
// replaced (maybe 0 if none found) or -1 on error
int Replace(wxString *str, const wxString& replacement) const;
//
// the replacement text may contain backreferences (\number) which will be
// replaced with the value of the corresponding subexpression in the
// pattern match
//
// maxMatches may be used to limit the number of replacements made, setting
// it to 1, for example, will only replace first occurence (if any) of the
// pattern in the text while default value of 0 means replace all
int Replace(wxString *text, const wxString& replacement,
size_t maxMatches = 0) const;
// replace the first occurence
int ReplaceFirst(wxString *text, const wxString& replacement) const
{ return Replace(text, replacement, 1); }
// replace all occurences: this is actually a synonym for Replace()
int ReplaceAll(wxString *text, const wxString& replacement) const
{ return Replace(text, replacement, 0); }
// dtor not virtual, don't derive from this class
~wxRegEx();