From e42ca194c53b8286447c7750feb8c7497c88e698 Mon Sep 17 00:00:00 2001
From: Erik Verbruggen <erik.verbruggen@nokia.com>
Date: Mon, 7 Jun 2010 13:06:21 +0200
Subject: Introduced token caching to prevent repetetive tokenizing.

Also removed TokenUnderCursor as it's functionality is in the token cache.

Reviewed-by: ckamm
---
 src/libs/cplusplus/BackwardsScanner.h | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

(limited to 'src/libs/cplusplus/BackwardsScanner.h')

diff --git a/src/libs/cplusplus/BackwardsScanner.h b/src/libs/cplusplus/BackwardsScanner.h
index cca06db75c..25b7bd3289 100644
--- a/src/libs/cplusplus/BackwardsScanner.h
+++ b/src/libs/cplusplus/BackwardsScanner.h
@@ -36,16 +36,18 @@
 
 namespace CPlusPlus {
 
+class TokenCache;
+
 class CPLUSPLUS_EXPORT BackwardsScanner
 {
     enum { MAX_BLOCK_COUNT = 10 };
 
 public:
-    BackwardsScanner(const QTextCursor &cursor,
-                     const QString &suffix = QString(),
-                     int maxBlockCount = MAX_BLOCK_COUNT);
+    BackwardsScanner(TokenCache *cache,
+                     const QTextCursor &cursor,
+                     int maxBlockCount = MAX_BLOCK_COUNT,
+                     const QString &suffix = QString());
 
-    int state() const;
     int startToken() const;
 
     int startPosition() const;
@@ -67,20 +69,18 @@ public:
     int startOfMatchingBrace(int index) const;
     int startOfBlock(int index) const;
 
-    static int previousBlockState(const QTextBlock &block);
-
     int size() const;
 
 private:
     const SimpleToken &fetchToken(int tokenIndex);
 
 private:
+    TokenCache *_tokenCache;
     QList<SimpleToken> _tokens;
     int _offset;
     int _blocksTokenized;
     QTextBlock _block;
     QString _text;
-    SimpleLexer _tokenize;
     int _maxBlockCount;
     int _startToken;
 };
-- 
cgit v1.2.1