SophomoreWin

update

c++/school/SophomoreWin/.gitignore

+# This file is used to ignore files which are generated
+# ----------------------------------------------------------------------------
+
+*~
+*.autosave
+*.a
+*.core
+*.moc
+*.o
+*.obj
+*.orig
+*.rej
+*.so
+*.so.*
+*_pch.h.cpp
+*_resource.rc
+*.qm
+.#*
+*.*#
+core
+!core/
+tags
+.DS_Store
+.directory
+*.debug
+Makefile*
+*.prl
+*.app
+moc_*.cpp
+ui_*.h
+qrc_*.cpp
+Thumbs.db
+*.res
+*.rc
+/.qmake.cache
+/.qmake.stash
+
+# qtcreator generated files
+*.pro.user*
+
+# xemacs temporary files
+*.flc
+
+# Vim temporary files
+.*.swp
+
+# Visual Studio generated files
+*.ib_pdb_index
+*.idb
+*.ilk
+*.pdb
+*.sln
+*.suo
+*.vcproj
+*vcproj.*.*.user
+*.ncb
+*.sdf
+*.opensdf
+*.vcxproj
+*vcxproj.*
+
+# MinGW generated files
+*.Debug
+*.Release
+
+# Python byte code
+*.pyc
+
+# Binaries
+# --------
+*.dll
+*.exe
+

c++/school/SophomoreWin/SophomoreWin.pro

+QT       += core gui
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+CONFIG += c++11
+
+# You can make your code fail to compile if it uses deprecated APIs.
+# In order to do so, uncomment the following line.
+#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
+
+SOURCES += \
+    main.cpp \
+    mainwindow.cpp \
+    math_impl.cpp \
+    sophomore_widget.cpp
+
+HEADERS += \
+    mainwindow.h \
+    math_impl.h \
+    sophomore_widget.h
+
+# Default rules for deployment.
+qnx: target.path = /tmp/$${TARGET}/bin
+else: unix:!android: target.path = /opt/$${TARGET}/bin
+!isEmpty(target.path): INSTALLS += target

c++/school/SophomoreWin/main.cpp

+#include "mainwindow.h"
+
+#include <QApplication>
+#include <QTextCodec>
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    //设置中文编码
+ #if (QT_VERSION <= QT_VERSION_CHECK(5,0,0))
+ #if _MSC_VER
+     QTextCodec *codec = QTextCodec::codecForName("GBK");
+ #else
+     QTextCodec *codec = QTextCodec::codecForName("UTF-8");
+ #endif
+     QTextCodec::setCodecForLocale(codec);
+     QTextCodec::setCodecForCStrings(codec);
+     QTextCodec::setCodecForTr(codec);
+ #else
+     QTextCodec *codec = QTextCodec::codecForName("UTF-8");
+     QTextCodec::setCodecForLocale(codec);
+ #endif
+
+    MainWindow w;
+    w.show();
+    return a.exec();
+}

c++/school/SophomoreWin/mainwindow.cpp

+#include "mainwindow.h"
+
+#include <QDebug>
+#include <QString>
+
+MainWindow::MainWindow(QWidget *parent)
+    : QMainWindow(parent)
+{
+    sp_widget = new SophomoreWidget(this);
+    setCentralWidget(sp_widget);
+}
+
+MainWindow::~MainWindow()
+{
+}
+

c++/school/SophomoreWin/mainwindow.h

+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QMainWindow>
+#include "sophomore_widget.h"
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    MainWindow(QWidget *parent = nullptr);
+    ~MainWindow();
+private:
+     SophomoreWidget *sp_widget;
+};
+#endif // MAINWINDOW_H

c++/school/SophomoreWin/math_impl.cpp

+#include "math_impl.h"
+#include <QString>
+MathImpl::MathImpl(QObject *parent) : QObject(parent)
+{
+
+}
+
+int MathImpl::generateRandomNumber(int min, int max)
+{
+    if(min == max && min ==0){
+           return 0;
+    }
+    return (rand() % (max - min)) + min +1;
+}
+
+int MathImpl::doCount(int num1, int num2, QString op)
+{
+    if(op == "+"){
+       return num1+num2;
+    }else if("-" == op){
+        return num1-num2;
+    }else if("*" == op){
+        return num1*num2;
+    }
+    return 0;
+}
+// 先乘后加减 a*b+c
+const QString MathImpl::fun1()
+{
+    int num1 = generateRandomNumber(2, 7);
+    int num2 = generateRandomNumber(2, 7);
+    int num3 = generateRandomNumber(10, 50);
+    QString tmp = QString::number(num1) + " * " +  QString::number(num2) + " + "+  QString::number(num3)+" = ";
+    return tmp;
+}
+// 先乘后加减 a*b-c
+const QString MathImpl::fun2()
+{
+     QString tmp ;
+     int num1 ,num2,num3;
+     do{
+      num1 = generateRandomNumber(2, 7);
+      num2 = generateRandomNumber(2, 7);
+      num3 = generateRandomNumber(10, 100);
+
+     }while(num1 * num2 < num3);
+    tmp = QString::number(num1) + " * " +  QString::number(num2) + " - "+  QString::number(num3)+ " = ";
+    return tmp;
+}
+// 先乘后加减 a/b+c
+const QString MathImpl::fun3()
+{
+    QString tmp ;
+    int num1 ,num2,num3;
+
+   num1 = generateRandomNumber(2, 6);
+   num2 = generateRandomNumber(2, 6);
+   num3 = generateRandomNumber(10, 50);
+   tmp = QString::number(num1*num2) + " ÷ " +  QString::number(num2) + " + "+  QString::number(num3)+ " = ";
+   return tmp;
+}
+// 先除后减 a÷b-c
+const QString MathImpl::fun4()
+{
+    QString tmp ;
+    int num1 ,num2,num3;
+    do{
+     num1 = generateRandomNumber(2, 6);
+     num2 = generateRandomNumber(2, 6);
+     num3 = generateRandomNumber(2, 6);
+
+   }while(num1 < num3);
+   tmp = QString::number(num1*num2) + " ÷ " +  QString::number(num2) + " - "+  QString::number(num3)+ " = ";
+   return tmp;
+}

c++/school/SophomoreWin/math_impl.h

+#ifndef MATH_H
+#define MATH_H
+
+#include <QObject>
+
+class MathImpl : public QObject
+{
+    Q_OBJECT
+public:
+    explicit MathImpl(QObject *parent = nullptr);
+    int generateRandomNumber(int min,int max);
+    // 先乘后加 a*b+c
+    const QString fun1();
+    // 先乘后减 a*b-c
+    const QString fun2();
+    // 先除后加 a*b+c
+    const QString fun3();
+    // 先除后减 a*b-c
+    const QString fun4();
+private:
+
+    int doCount(int num1,int num2,QString op);
+
+signals:
+
+};
+
+#endif // MATH_H

c++/school/SophomoreWin/sophomore_widget.cpp

+# pragma execution_character_set("utf-8")
+
+#include "sophomore_widget.h"
+#include <QCheckBox>
+#include <QPushButton>
+#include <QVBoxLayout>
+#include <QHBoxLayout>
+#include <QtDebug>
+#include <QLabel>
+#include <QSpinBox>
+#include <QLineEdit>
+#include <QFile>
+#include <QTextStream>
+SophomoreWidget::SophomoreWidget(QWidget *parent)
+    : QWidget(parent)
+    , m (new MathImpl(this))
+    , m_checkboxFun1(new QCheckBox())
+    , m_checkboxFun2(new QCheckBox())
+    , m_checkboxFun3(new QCheckBox())
+    , m_checkboxFun4(new QCheckBox())
+    , m_layoutNum(new QHBoxLayout)
+    , m_layoutMain(new QVBoxLayout)
+    , m_btn(new QPushButton("生成题目",this))
+    , m_labNum(new QLabel("题目数量："))
+    , m_SpinBoxNum(new QSpinBox)
+{
+    initUI();
+    initConnect();
+}
+
+void SophomoreWidget::slotClickBtn()
+{
+    functionPointers.clear();
+    if(m_checkboxFun1->isChecked()){
+          functionPointers.push_back(&MathImpl::fun1);
+    }
+    if(m_checkboxFun2->isChecked()){
+          functionPointers.push_back(&MathImpl::fun2);
+    }
+
+    if(m_checkboxFun3->isChecked()){
+          functionPointers.push_back(&MathImpl::fun3);
+    }
+
+    if(m_checkboxFun4->isChecked()){
+          functionPointers.push_back(&MathImpl::fun4);
+    }
+
+    for (int i = 0 ; i< 700; i++) {
+        int r =   m->generateRandomNumber(0,static_cast<int>(functionPointers.size()-1) );
+        QString result = (m->*(functionPointers[r]))();
+        qWarning()<< result;
+    }
+}
+
+void SophomoreWidget::initUI()
+{
+    m_checkboxFun1->setText(tr("题型:a*b+c"));
+    m_checkboxFun1->setChecked(true);
+    m_checkboxFun2->setText("题型:a*b-c");
+    m_checkboxFun2->setChecked(true);
+    m_checkboxFun3->setText("题型:a*b+c");
+    m_checkboxFun3->setChecked(true);
+    m_checkboxFun4->setText("题型:a*b-c");
+    m_checkboxFun4->setChecked(true);
+    m_SpinBoxNum->setMaximum(1000);
+    m_SpinBoxNum->setValue(100);
+    m_layoutNum->addWidget(m_labNum);
+    m_layoutNum->addWidget(m_SpinBoxNum);
+    m_layoutMain->addLayout(m_layoutNum);
+    m_layoutMain->addWidget(m_btn);
+    m_layoutMain->addWidget(m_checkboxFun1);
+    m_layoutMain->addWidget(m_checkboxFun2);
+    m_layoutMain->addWidget(m_checkboxFun3);
+    m_layoutMain->addWidget(m_checkboxFun4);
+    setLayout(m_layoutMain);
+}
+
+void SophomoreWidget::initConnect()
+{
+    connect(m_btn,&QPushButton::clicked,this,&SophomoreWidget::slotClickBtn);
+}
+
+void SophomoreWidget::saveFile(QString fileName)
+{
+
+}

c++/school/SophomoreWin/sophomore_widget.h

+#ifndef SOPHOMORE_WIDGET_H
+#define SOPHOMORE_WIDGET_H
+
+#include <QWidget>
+#include "math_impl.h"
+class QCheckBox;
+class QPushButton;
+class QVBoxLayout;
+class QHBoxLayout;
+class QSpinBox;
+class QLabel;
+class QLineEdit;
+ typedef const QString (MathImpl::*ClassFunction)();
+class SophomoreWidget : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit SophomoreWidget(QWidget *parent = nullptr);
+
+signals:
+
+
+public slots:
+    void slotClickBtn();
+private:
+    void initUI();
+    void initConnect();
+    void saveFile(QString fileName);
+    MathImpl *m;
+    std::vector<ClassFunction> functionPointers;
+    QCheckBox *m_checkboxFun1;
+    QCheckBox *m_checkboxFun2;
+    QCheckBox *m_checkboxFun3;
+    QCheckBox *m_checkboxFun4;
+    QHBoxLayout *m_layoutNum;
+    QVBoxLayout *m_layoutMain;
+
+    QPushButton *m_btn;
+    // 选择保存文件路径的按钮
+    QPushButton *m_btnSavevFile;
+    // 显示文件路径
+    QLineEdit* m_edtSaveFileName;
+
+    QLabel* m_labNum;
+    QSpinBox* m_SpinBoxNum;
+};
+
+#endif // SOPHOMORE_WIDGET_H