Creating lexlib with lexer support files.

1 files changed, 55 insertions, 0 deletions

diff --git a/lexlib/StyleContext.cxx b/lexlib/StyleContext.cxx
new file mode 100644
index 000000000..4a1f71622
--- /dev/null
+++ b/lexlib/StyleContext.cxx
@@ -0,0 +1,55 @@
+// Scintilla source code edit control
+/** @file StyleContext.cxx
+ ** Lexer infrastructure.
+ **/
+// Copyright 1998-2004 by Neil Hodgson <neilh@scintilla.org>
+// This file is in the public domain.
+
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <stdio.h>
+
+#include "Platform.h"
+
+#include "PropSet.h"
+#include "Accessor.h"
+#include "StyleContext.h"
+
+#ifdef SCI_NAMESPACE
+using namespace Scintilla;
+#endif
+
+static void getRange(unsigned int start,
+		unsigned int end,
+		Accessor &styler,
+		char *s,
+		unsigned int len) {
+	unsigned int i = 0;
+	while ((i < end - start + 1) && (i < len-1)) {
+		s[i] = styler[start + i];
+		i++;
+	}
+	s[i] = '\0';
+}
+
+void StyleContext::GetCurrent(char *s, unsigned int len) {
+	getRange(styler.GetStartSegment(), currentPos - 1, styler, s, len);
+}
+
+static void getRangeLowered(unsigned int start,
+		unsigned int end,
+		Accessor &styler,
+		char *s,
+		unsigned int len) {
+	unsigned int i = 0;
+	while ((i < end - start + 1) && (i < len-1)) {
+		s[i] = static_cast<char>(tolower(styler[start + i]));
+		i++;
+	}
+	s[i] = '\0';
+}
+
+void StyleContext::GetCurrentLowered(char *s, unsigned int len) {
+	getRangeLowered(styler.GetStartSegment(), currentPos - 1, styler, s, len);
+}