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#pragma once
// Qt
#include <QWidget> // Required for inheritance
class QCodeEditor;
class QSyntaxStyle;
/**
* @brief Class, that describes line number area widget.
*/
class QLineNumberArea : public QWidget
{
Q_OBJECT
public:
/**
* @brief Constructor.
* @param parent Pointer to parent QTextEdit widget.
*/
explicit QLineNumberArea(QCodeEditor* parent=nullptr);
// Disable copying
QLineNumberArea(const QLineNumberArea&) = delete;
QLineNumberArea& operator=(const QLineNumberArea&) = delete;
/**
* @brief Overridden method for getting line number area
* size.
*/
QSize sizeHint() const override;
/**
* @brief Method for setting syntax style object.
* @param style Pointer to syntax style.
*/
void setSyntaxStyle(QSyntaxStyle* style);
/**
* @brief Method for getting syntax style.
* @return Pointer to syntax style.
*/
QSyntaxStyle* syntaxStyle() const;
protected:
void paintEvent(QPaintEvent* event) override;
private:
QSyntaxStyle* m_syntaxStyle;
QCodeEditor* m_codeEditParent;
};
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