QmlJS: Introduce a new indenter that works similarly to the new C++ one.

Done-with: Thomas Hartmann

src/plugins/qmljseditor/qmljseditorcodeformatter.h

@@ -0,0 +1,69 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+**
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#ifndef QMLJSEDITORCODEFORMATTER_H
+#define QMLJSEDITORCODEFORMATTER_H
+
+#include "qmljseditor_global.h"
+
+#include <texteditor/basetextdocumentlayout.h>
+#include <qmljs/qmljscodeformatter.h>
+
+namespace QmlJSEditor {
+
+class QMLJSEDITOR_EXPORT QtStyleCodeFormatter : public QmlJS::CodeFormatter
+{
+public:
+    QtStyleCodeFormatter();
+
+    void setIndentSize(int size);
+
+protected:
+    virtual void onEnter(int newState, int *indentDepth, int *savedIndentDepth) const;
+    virtual void adjustIndent(const QList<QmlJS::Token> &tokens, int lexerState, int *indentDepth) const;
+
+    virtual void saveBlockData(QTextBlock *block, const BlockData &data) const;
+    virtual bool loadBlockData(const QTextBlock &block, BlockData *data) const;
+
+    virtual void saveLexerState(QTextBlock *block, int state) const;
+    virtual int loadLexerState(const QTextBlock &block) const;
+
+private:
+    int m_indentSize;
+
+    class QmlJSCodeFormatterData: public TextEditor::CodeFormatterData
+    {
+    public:
+        QmlJS::CodeFormatter::BlockData m_data;
+    };
+};
+
+} // namespace QmlJSEditor
+
+#endif // QMLJSEDITORCODEFORMATTER_H