LineNumberArea.cpp

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// modified fron the example at http://qt-project.org/doc/qt-4.8/widgets-codeeditor-codeeditor-cpp.html
// 2013-01-27

#include <QPaintEvent>
#include <QtWidgets/QWidget>

#include "BasicEdit.h"
#include "LineNumberArea.h"


LineNumberArea::LineNumberArea(BasicEdit *editor) : QWidget(editor) {
    setFocusPolicy(Qt::NoFocus);
    setMouseTracking(true);
    be = editor;
}

QSize LineNumberArea::sizeHint() {
    return QSize(be->lineNumberAreaWidth(), 0);
}

void LineNumberArea::paintEvent(QPaintEvent *event) {
    be->lineNumberAreaPaintEvent(event);
}

void LineNumberArea::mousePressEvent(QMouseEvent *event) {
    be->lineNumberAreaMouseClickEvent(event);
}

void LineNumberArea::wheelEvent(QWheelEvent * event) {
    be->lineNumberAreaMouseWheelEvent(event);
}

void LineNumberArea::mouseMoveEvent(QMouseEvent *){
    repaint();
}

void LineNumberArea::leaveEvent(QEvent *){
    repaint();
}