Added KDE3 version of ktechlab

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/ktechlab@1095338 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 143 insertions, 0 deletions

diff --git a/src/filemetainfo.h b/src/filemetainfo.h
new file mode 100644
index 0000000..9004217
--- /dev/null
+++ b/src/filemetainfo.h
@@ -0,0 +1,143 @@
+/***************************************************************************
+ *   Copyright (C) 2005 by David Saxton                                    *
+ *   david@bluehaze.org                                                    *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ ***************************************************************************/
+
+#ifndef FILEMETAINFO_H
+#define FILEMETAINFO_H
+
+#include "outputmethoddlg.h"
+
+
+class TextDocument;
+class TextView;
+class KConfig;
+typedef QValueList<int> IntList;
+
+class MetaInfo
+{
+	public:
+		MetaInfo();
+		
+		/**
+		 * Returns true if all the data stored is default; and therefore does
+		 * not need saving.
+		 */
+		bool hasDefaultData() const;
+		/**
+		 * Writes to the given config the data stored in here. Does not set the
+		 * group.
+		 */
+		void save( KConfig * conf );
+		/**
+		 * Reads in the data from the config. Does not set the group.
+		 */
+		void load( KConfig * conf );
+		
+		IntList bookmarks() const { return m_bookmarks; }
+		void setBookmarks( IntList bookmarks ) { m_bookmarks = bookmarks; }
+		
+		IntList breakpoints() const { return m_breakpoints; }
+		void setBreakpoints( IntList breakpoints ) { m_breakpoints = breakpoints; }
+		
+		OutputMethodInfo & outputMethodInfo() { return m_outputMethodInfo; }
+		void setOutputMethodInfo( OutputMethodInfo info ) { m_outputMethodInfo = info; }
+		
+		unsigned cursorLine() const { return m_cursorLine; }
+		void setCursorLine( unsigned line ) { m_cursorLine = line; }
+		
+		unsigned cursorColumn() const { return m_cursorColumn; }
+		void setCursorColumn( unsigned column ) { m_cursorColumn = column; }
+		
+	protected:
+		/**
+		 * Convert the id (e.g. "Direct") to a method, used when reading in the
+		 * config file.
+		 */
+		OutputMethodInfo::Method::Type toMethod( const QString & id );
+		/**
+		 * Conver the method (e.g. OutputMethodInfo::Method::Direct) to an id
+		 * that can be saved in the config file.
+		 */
+		QString toID( OutputMethodInfo::Method::Type method );
+		
+		IntList m_bookmarks;
+		IntList m_breakpoints;
+		OutputMethodInfo m_outputMethodInfo;
+		unsigned m_cursorLine;
+		unsigned m_cursorColumn;
+};
+typedef QMap<KURL,MetaInfo> MetaInfoMap;
+
+/**
+Looks after per-file metainfo; e.g. bookmarks, breakpoints, compiling options, etc
+
+@author David Saxton
+*/
+class FileMetaInfo : public QObject
+{
+	Q_OBJECT
+	public:
+		~FileMetaInfo();
+	
+		/**
+		 * Initialize the TextDocument with the appropriate stored metainfo - e.g.
+		 * setting the appopriate bookmarks, etc
+		 */
+		void initializeFromMetaInfo( const KURL & url, TextDocument * textDocument );
+		/**
+		 * Initialize the TextView with the appropriate stored metainfo - e.g.
+		 * setting the appopriate cursor position, etc.
+		 */
+		void initializeFromMetaInfo( const KURL & url, TextView * textView );
+		/**
+		 * Initialize the OutputMethodDlg with the options the user had selected
+		 * for the last time it was used for the given url.
+		 */
+		void initializeFromMetaInfo( const KURL & url, OutputMethodDlg * outputMethodDlg );
+		/**
+		 * Get the bookmarks, etc from the given TextDocument, and save them
+		 */
+		void grabMetaInfo( const KURL & url, TextDocument * textDocument );
+		/**
+		 * Get the cursor position, etc from the given TextView, and save them.
+		 */
+		void grabMetaInfo( const KURL & url, TextView * textView );
+		/**
+		 * Get the output method et al from the given OutputMethodDlg, and save
+		 * them.
+		 */
+		void grabMetaInfo( const KURL & url, OutputMethodDlg * outputMethodDlg );
+		/**
+		 * Save all metainfo to disk.
+		 */
+		void saveAllMetaInfo();
+
+	protected:
+		/**
+		 * Load all metainfo from disk (combining that read in with those already
+		 * loaded)
+		 */
+		void loadAllMetaInfo();
+	
+		KConfig *m_metaInfoConfig;
+	
+	private:
+		FileMetaInfo();
+		friend inline FileMetaInfo* fileMetaInfo();
+	
+		MetaInfoMap m_metaInfoMap;
+};
+
+inline FileMetaInfo* fileMetaInfo()
+{
+	static FileMetaInfo *fmi = new FileMetaInfo();
+	return fmi;
+}
+
+#endif