04 2022 档案
摘要：.h class MainWindow : public QMainWindow { Q_OBJECT public: MainWindow(QWidget *parent = nullptr); ~MainWindow(); void mousePressEvent(QMouseEvent* e)
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摘要：图片文件: .h文件 class Widget : public QWidget { Q_OBJECT public: Widget(QWidget *parent = nullptr); ~Widget(); protected: void paintEvent(QPaintEvent *even
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摘要：QListWidget listWidget; //添加项目 new QListWidgetItem("**",&listWidget); QListWidgetItem *listWidgetItem = new QListWidgetItem; listWidgetItem->setText("
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