9f17d59e
 陈明泉
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#include "ivideoitemteach.h"
#include <QMouseEvent>
#include <QApplication>
#include <QDesktopWidget>
#include <QLabel>
#include <QDebug>
IVideoItemTeach::IVideoItemTeach(QWidget *parent) :
QWidget(parent)
{
QLabel *label =new QLabel(this);
label->setGeometry(0, 0, 240, 320);
label->setPixmap(QPixmap(":Images/VideoCall/teacher_default.png"));
label->show();
}
void IVideoItemTeach::mousePressEvent(QMouseEvent *event)
{
if (event->button() == Qt::LeftButton) {
dragPosition = event->globalPos() - frameGeometry().topLeft();
event->accept();
}
}
void IVideoItemTeach::mouseReleaseEvent(QMouseEvent *)
{
if (geometry().y() < QApplication::desktop()->geometry().top()) {
move(geometry().x(), QApplication::desktop()->geometry().top());
}
}
void IVideoItemTeach::mouseMoveEvent(QMouseEvent *event)
{
if(event->globalPos().x() - dragPosition.x() < 0)
{
this->move(0, QPoint(event->globalPos() - dragPosition).y());
event->ignore();
return;
}
if(event->globalPos().y() - dragPosition.y() < 0)
{
this->move(QPoint(event->globalPos() - dragPosition).x(),0);
event->ignore();
return;
}
if (event->buttons() &Qt::LeftButton) {
move(event->globalPos() - dragPosition);
event->accept();
}
}
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