X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9ce192d417eb9eb614bcf8510e91dac318706249..1c53456fc91cbf647c9001221f8f630212718df0:/src/stc/scintilla/include/KeyWords.h

diff --git a/src/stc/scintilla/include/KeyWords.h b/src/stc/scintilla/include/KeyWords.h
index 2cc03b788f..df4e870c58 100644
--- a/src/stc/scintilla/include/KeyWords.h
+++ b/src/stc/scintilla/include/KeyWords.h
@@ -1,8 +1,74 @@
-// SciTE - Scintilla based Text Editor
-// KeyWords.h - colourise for particular languages
-// Copyright 1998-2000 by Neil Hodgson <neilh@scintilla.org>
+// Scintilla source code edit control
+/** @file KeyWords.h
+ ** Colourise for particular languages.
+ **/
+// Copyright 1998-2001 by Neil Hodgson <neilh@scintilla.org>
 // The License.txt file describes the conditions under which this software may be distributed.
 
-void ColouriseDoc(int codePage, int startPos, int lengthDoc, int initStyle, 
-	int language, WordList *keywordlists[], StylingContext &styler);
+typedef void (*LexerFunction)(unsigned int startPos, int lengthDoc, int initStyle,
+                  WordList *keywordlists[], Accessor &styler);
+                  
+/**
+ * A LexerModule is responsible for lexing and folding a particular language.
+ * The class maintains a list of LexerModules which can be searched to find a
+ * module appropriate to a particular language.
+ */
+class LexerModule {
+protected:
+	const LexerModule *next;
+	int language;
+	LexerFunction fnLexer;
+	LexerFunction fnFolder;
+	const char * const * wordListDescriptions;
 
+	static const LexerModule *base;
+	static int nextLanguage;
+
+public:
+	const char *languageName;
+	LexerModule(int language_, LexerFunction fnLexer_, 
+		const char *languageName_=0, LexerFunction fnFolder_=0,
+		const char * const wordListDescriptions_[] = NULL);
+	int GetLanguage() const { return language; }
+
+	// -1 is returned if no WordList information is available
+	int GetNumWordLists() const;
+	const char *GetWordListDescription(int index) const;
+
+	virtual void Lex(unsigned int startPos, int lengthDoc, int initStyle,
+                  WordList *keywordlists[], Accessor &styler) const;
+	virtual void Fold(unsigned int startPos, int lengthDoc, int initStyle,
+                  WordList *keywordlists[], Accessor &styler) const;
+	static const LexerModule *Find(int language);
+	static const LexerModule *Find(const char *languageName);
+};
+
+/**
+ * Check if a character is a space.
+ * This is ASCII specific but is safe with chars >= 0x80.
+ */
+inline bool isspacechar(unsigned char ch) {
+    return (ch == ' ') || ((ch >= 0x09) && (ch <= 0x0d));
+}
+
+inline bool iswordchar(char ch) {
+	return isascii(ch) && (isalnum(ch) || ch == '.' || ch == '_');
+}
+
+inline bool iswordstart(char ch) {
+	return isascii(ch) && (isalnum(ch) || ch == '_');
+}
+
+inline bool isoperator(char ch) {
+	if (isascii(ch) && isalnum(ch))
+		return false;
+	// '.' left out as it is used to make up numbers
+	if (ch == '%' || ch == '^' || ch == '&' || ch == '*' ||
+	        ch == '(' || ch == ')' || ch == '-' || ch == '+' ||
+	        ch == '=' || ch == '|' || ch == '{' || ch == '}' ||
+	        ch == '[' || ch == ']' || ch == ':' || ch == ';' ||
+	        ch == '<' || ch == '>' || ch == ',' || ch == '/' ||
+	        ch == '?' || ch == '!' || ch == '.' || ch == '~')
+		return true;
+	return false;
+}