Initial check-in of a CodeEditorComponent class. Also tweaked ProgressBar to stop it sometimes moving too slowly.

src/gui/components/code_editor/juce_CodeTokeniser.h

@@ -0,0 +1,71 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library - "Jules' Utility Class Extensions"
+   Copyright 2004-9 by Raw Material Software Ltd.
+
+  ------------------------------------------------------------------------------
+
+   JUCE can be redistributed and/or modified under the terms of the GNU General
+   Public License (Version 2), as published by the Free Software Foundation.
+   A copy of the license is included in the JUCE distribution, or can be found
+   online at www.gnu.org/licenses.
+
+   JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
+   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+   A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+  ------------------------------------------------------------------------------
+
+   To release a closed-source product which uses JUCE, commercial licenses are
+   available: visit www.rawmaterialsoftware.com/juce for more information.
+
+  ==============================================================================
+*/
+
+#ifndef __JUCE_CODETOKENISER_JUCEHEADER__
+#define __JUCE_CODETOKENISER_JUCEHEADER__
+
+#include "juce_CodeDocument.h"
+
+
+//==============================================================================
+/**
+    A base class for tokenising code so that the syntax can be displayed in a
+    code editor.
+
+    @see CodeDocument, CodeEditorComponent
+*/
+class JUCE_API  CodeTokeniser
+{
+public:
+    CodeTokeniser()                 {}
+    virtual ~CodeTokeniser()        {}
+
+    //==============================================================================
+    /** Reads the next token from the source and returns its token type.
+
+        This must leave the source pointing to the first character in the
+        next token.
+    */
+    virtual int readNextToken (CodeDocument::Iterator& source) = 0;
+
+    /** Returns a list of the names of the token types this analyser uses.
+
+        The index in this list must match the token type numbers that are
+        returned by readNextToken().
+    */
+    virtual const StringArray getTokenTypes() = 0;
+
+    /** Returns a suggested syntax highlighting colour for a specified
+        token type.
+    */
+    virtual const Colour getDefaultColour (const int tokenType) = 0;
+
+
+    //==============================================================================
+    juce_UseDebuggingNewOperator
+};
+
+
+#endif   // __JUCE_CODETOKENISER_JUCEHEADER__