45 lines
935 B
C++
45 lines
935 B
C++
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#include "xymovablewidget.h"
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#include <QMouseEvent>
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XYMovableWidget::XYMovableWidget(QWidget *parent)
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: QWidget(parent)
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{
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mbLeftMousePressed = false;
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}
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XYMovableWidget::~XYMovableWidget()
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{
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}
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void XYMovableWidget::mousePressEvent(QMouseEvent *event)
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{
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if (event->button() == Qt::LeftButton)
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{
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mbLeftMousePressed = true;
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moLastPos = event->globalPos();
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}
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}
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void XYMovableWidget::mouseReleaseEvent(QMouseEvent *event)
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{
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if (event->button() == Qt::LeftButton)
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{
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mbLeftMousePressed = false;
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moLastPos = event->globalPos();
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}
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}
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void XYMovableWidget::mouseMoveEvent(QMouseEvent *event)
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{
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if (mbLeftMousePressed)
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{
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QPoint lastpos = pos();
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lastpos.setX( lastpos.x() + event->globalX() - moLastPos.x());
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lastpos.setY( lastpos.y() + event->globalY() - moLastPos.y());
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move(lastpos);
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moLastPos = event->globalPos();
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}
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}
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