Adding const to methods where possible.

1 files changed, 4 insertions, 4 deletions

diff --git a/src/PositionCache.h b/src/PositionCache.h
index e99ae5870..754545877 100644
--- a/src/PositionCache.h
+++ b/src/PositionCache.h
@@ -93,7 +93,7 @@ public:
 	};
 	void Invalidate(LineLayout::validLevel validity_);
 	void SetLevel(int level_);
-	int GetLevel() { return level; }
+	int GetLevel() const { return level; }
 	LineLayout *Retrieve(int lineNumber, int lineCaret, int maxChars, int styleClock_,
 		int linesOnScreen, int linesInDoc);
 	void Dispose(LineLayout *ll);
@@ -111,7 +111,7 @@ public:
 	void Clear();
 	bool Retrieve(unsigned int styleNumber_, const char *s_, unsigned int len_, int *positions_) const;
 	static int Hash(unsigned int styleNumber, const char *s, unsigned int len);
-	bool NewerThan(const PositionCacheEntry &other);
+	bool NewerThan(const PositionCacheEntry &other) const;
 	void ResetClock();
 };
 
@@ -138,7 +138,7 @@ class BreakFinder {
 public:
 	BreakFinder(LineLayout *ll_, int lineStart_, int lineEnd_, int posLineStart_, bool utf8_, int xStart, bool breakForSelection);
 	~BreakFinder();
-	int First();
+	int First() const;
 	int Next();
 };
 
@@ -152,7 +152,7 @@ public:
 	~PositionCache();
 	void Clear();
 	void SetSize(size_t size_);
-	int GetSize() { return size; }
+	int GetSize() const { return size; }
 	void MeasureWidths(Surface *surface, ViewStyle &vstyle, unsigned int styleNumber,
 		const char *s, unsigned int len, int *positions);
 };