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[lyx.git] / src / Buffer.h

diff --git a/src/Buffer.h b/src/Buffer.h
index 74507909df231224445ac5b0b0bd105363839613..d4074b0fdb3b916e6d6bae2a918292ba12171015 100644 (file)
--- a/src/Buffer.h
+++ b/src/Buffer.h
@@ -66,6 +66,7 @@ class WorkAreaManager;
 }
 
 namespace support {
+class DocFileName;
 class FileName;
 class FileNameList;
 }
@@ -405,12 +406,14 @@ public:
        /// It is always an absolute path.
        std::string filePath() const;
 
-       /** Returns the path where the document was last saved.
-        *  It may be different from filePath() if the document was later
-        *  manually moved to a different location.
-        *  It is always an absolute path.
+       /** Contructs a file name of a referenced file (child doc, included graphics etc).
+        *  Absolute names are returned as is. If the name is relative, it is
+        *  interpreted relative to filePath() if the file exists, otherwise
+        *  relative to the original path where the document was last saved.
+        *  The original path may be different from filePath() if the document was
+        *  later manually moved to a different location.
         */
-       std::string originFilePath() const;
+       support::DocFileName getReferencedFileName(std::string const & fn) const;
 
        /** Returns the path where a local layout file lives.
         *  An empty string is returned for standard system and user layouts.
@@ -757,6 +760,12 @@ public:
        int wordCount() const;
        int charCount(bool with_blanks) const;
 
+       // this is const because it does not modify the buffer's real contents,
+       // only the mutable flag.
+       void setChangesPresent(bool) const;
+       bool areChangesPresent() const;
+       void updateChangesPresent() const;
+
 private:
        friend class MarkAsExporting;
        /// mark the buffer as busy exporting something, or not