Highlighter has been added

limereport/scripteditor/lrcodeeditor.h

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+#ifndef LRCODEEDITOR_H
+#define LRCODEEDITOR_H
+
+#include <QPlainTextEdit>
+#include <QSyntaxHighlighter>
+
+QT_BEGIN_NAMESPACE
+class QWidget;
+class QCompleter;
+class QKeyEvent;
+class QScrollBar;
+QT_END_NAMESPACE
+
+namespace LimeReport{
+
+class CodeEditor :public QPlainTextEdit
+{
+    Q_OBJECT
+public:
+    CodeEditor(QWidget* parent=0);
+    void setCompleter(QCompleter* value);
+    QCompleter* compleater() const{ return m_compleater;}
+    void lineNumberAreaPaintEvent(QPaintEvent *event);
+    int lineNumberAreaWidth();
+protected:
+    void keyPressEvent(QKeyEvent *e);
+    void focusInEvent(QFocusEvent *e);
+    void resizeEvent(QResizeEvent *event);
+private:
+    QString textUnderCursor() const;
+private slots:
+    void insertCompletion(const QString& completion);
+    void updateLineNumberAreaWidth(int newBlockCount);
+    void highlightCurrentLine();
+    void updateLineNumberArea(const QRect &rect, int dy);
+private:
+    QCompleter* m_compleater;
+    QWidget *lineNumberArea;
+};
+
+
+class LineNumberArea : public QWidget
+{
+public:
+    LineNumberArea(CodeEditor *editor) : QWidget(editor) {
+        codeEditor = editor;
+    }
+
+    QSize sizeHint() const {
+        return QSize(codeEditor->lineNumberAreaWidth(), 0);
+    }
+
+protected:
+    void paintEvent(QPaintEvent *event) {
+        codeEditor->lineNumberAreaPaintEvent(event);
+    }
+
+private:
+    CodeEditor *codeEditor;
+};
+
+} // namespace LimeReport
+
+#endif // LRCODEEDITOR_H