Qt|C/C++仿QQ宠物

#include "widget.h" #include "ui_widget.h" Widget::Widget(QWidget *parent) : QWidget(parent), ui(new Ui::Widget) { ui->setupUi(this); //gif动态标签（有钱） setWindowTitle("山寨宠物"); QMovie *MyPetMovie = new QMovie(":/timg.gif"); ui->MyPetlabel->setMovie(MyPetMovie); setWindowFlags(Qt::Window|Qt::FramelessWindowHint); setAttribute(Qt::WA_TranslucentBackground); setWindowFlags(Qt::FramelessWindowHint |Qt::WindowStaysOnTopHint); MyPetMovie->start(); } void Widget::mouseMoveEvent(QMouseEvent *event) { if (event->buttons()&Qt::LeftButton) { if (m_dragging) { //delta 相对偏移量 QPoint delta = event->globalPos() - m_startPosition; //新位置：窗体原始位置+偏移量 move(m_framePosition + delta); } } QWidget::mouseMoveEvent(event); } void Widget::mousePressEvent(QMouseEvent *event) { //响应左键 if (event->button() == Qt::LeftButton) { m_dragging = true; m_startPosition = event->globalPos(); m_framePosition = frameGeometry().topLeft(); } QWidget::mousePressEvent(event); } void Widget::mouseReleaseEvent(QMouseEvent *event) { m_dragging = false; QWidget::mouseReleaseEvent(event); } Widget::~Widget() { delete ui; }