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justhomework/SoftwareDesign/Lab4/Lab4-1_Calculator4490_v6/mainwindow.h

47 lines
893 B
C++

#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QKeyEvent>
#include <QMainWindow>
QT_BEGIN_NAMESPACE
namespace Ui {
class MainWindow;
}
QT_END_NAMESPACE
class MainWindow : public QMainWindow {
Q_OBJECT
public:
MainWindow(QWidget *parent = nullptr);
~MainWindow();
private:
Ui::MainWindow *ui;
//终止运算,清除数据,报错
void abortOperation();
//连接信号和槽
void connectSlots();
//储存运算结果
double result;
bool isFinished;
private slots:
void on_clearBtn_clicked();
void on_equalBtn_clicked();
void normalClicked();
void on_actionPaste_triggered();
void on_actionClearHistroy_triggered();
void on_clearLine_clicked();
void keyPressEvent(QKeyEvent *event);
void on_ansBtn_clicked();
void on_actionc_triggered();
void on_actionpi_triggered();
void on_actionShow_History_H_triggered();
};
#endif // MAINWINDOW_H