line_number_area.cpp

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#include "gui/code_editor/line_number_area.h"
 
#include "gui/code_editor/code_editor.h"
 
#include <QPainter>
#include <QStyleOption>
namespace hal
{
    LineNumberArea::LineNumberArea(CodeEditor* editor) : QWidget(editor), mEditor(editor)
    {
        repolish();
    }
 
    int LineNumberArea::leftOffset() const
    {
        return mLeftOffset;
    }
 
    int LineNumberArea::rightOffset() const
    {
        return mRightOffset;
    }
 
    void LineNumberArea::setLeftOffset(const int offset)
    {
        mLeftOffset = offset;
    }
 
    void LineNumberArea::setRightOffset(const int offset)
    {
        mRightOffset = offset;
    }
 
    void LineNumberArea::repolish()
    {
        QStyle* s = style();
 
        s->unpolish(this);
        s->polish(this);
    }
 
    void LineNumberArea::paintEvent(QPaintEvent* event)
    {
        QStyleOption opt;
        opt.init(this);
        QPainter p(this);
        style()->drawPrimitive(QStyle::PE_Widget, &opt, &p, this);
        mEditor->lineNumberAreaPaintEvent(event);
    }
 
    void LineNumberArea::wheelEvent(QWheelEvent* event)
    {
        mEditor->handleWheelEvent(event);
    }
}