scriptedit.hpp

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#ifndef SCRIPTEDIT_H
#define SCRIPTEDIT_H

#include <QPlainTextEdit>
#include <QWidget>
#include <QVector>
#include <QTimer>
#include <QFont>
#include <QAction>

#include "../../model/world/universalid.hpp"

#include "scripthighlighter.hpp"

class QRegExp;

namespace CSMDoc
{
    class Document;
}

namespace CSVWorld
{
    class LineNumberArea;

    class ScriptEdit : public QPlainTextEdit
    {
            Q_OBJECT

        public:

            class ChangeLock
            {
                    ScriptEdit& mEdit;

                    ChangeLock (const ChangeLock&);
                    ChangeLock& operator= (const ChangeLock&);

                public:

                    ChangeLock (ScriptEdit& edit);
                    ~ChangeLock();
            };

            friend class ChangeLock;

        private:

            int mChangeLocked;
            ScriptHighlighter *mHighlighter;
            QTimer mUpdateTimer;
            bool mShowLineNum;
            LineNumberArea *mLineNumberArea;
            QFont mDefaultFont;
            QFont mMonoFont;
            int mTabCharCount;
            bool mMarkOccurrences;
            QAction *mCommentAction;
            QAction *mUncommentAction;

        protected:

            bool event (QEvent *event);

        public:

            ScriptEdit (const CSMDoc::Document& document, ScriptHighlighter::Mode mode,
                QWidget* parent);

            bool isChangeLocked() const;

            void lineNumberAreaPaintEvent(QPaintEvent *event);
            int lineNumberAreaWidth();
            void showLineNum(bool show);

        protected:

            virtual void resizeEvent(QResizeEvent *e);

            virtual void contextMenuEvent(QContextMenuEvent *event);

        private:

            QVector<CSMWorld::UniversalId::Type> mAllowedTypes;
            const CSMDoc::Document& mDocument;
            const QRegExp mWhiteListQoutes;

            void dragEnterEvent (QDragEnterEvent* event);

            void dropEvent (QDropEvent* event);

            void dragMoveEvent (QDragMoveEvent* event);

            bool stringNeedsQuote(const std::string& id) const;

            void setTabWidth();

            void wrapLines(bool wrap);

        private slots:

            void settingChanged(const CSMPrefs::Setting *setting);

            void idListChanged();

            void updateHighlighting();

            void updateLineNumberAreaWidth(int newBlockCount);

            void updateLineNumberArea(const QRect &, int);

            void markOccurrences();
            
            void commentSelection();

            void uncommentSelection();
            
    };

    class LineNumberArea : public QWidget
    {
            ScriptEdit *mScriptEdit;

        public:

            LineNumberArea(ScriptEdit *editor);
            QSize sizeHint() const;

        protected:

            void paintEvent(QPaintEvent *event);
    };
}
#endif // SCRIPTEDIT_H