完成设置页面和退出页面，开卡页面的画图

mainwindow.cpp

@@ -0,0 +1,47 @@
+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+#include "settingPage.h"
+#include "quitAppPage.h"
+#include "newCardPage.h"
+
+MainWindow::MainWindow(QWidget *parent)
+    : QMainWindow(parent)
+    , ui(new Ui::MainWindow)
+{
+    ui->setupUi(this);
+
+    // 工具栏设置
+    addToolBar(Qt::LeftToolBarArea, ui->toolBar);
+    ui->toolBar->setAllowedAreas(Qt::LeftToolBarArea | Qt::RightToolBarArea);
+    ui->toolBar->setFloatable(false);
+    ui->toolBar->setMovable(false);
+
+    // 状态栏设置
+    ui->statusBar->setStyleSheet(QString("QStatusBar::item{border: 0px}"));
+
+    readerConnectStatusCheckBox = new QCheckBox();
+    readerConnectStatusCheckBox->setChecked(false);
+    ui->statusBar->addWidget(readerConnectStatusCheckBox);
+
+    comNumberLabel = new QLabel("当前无连接");
+    ui->statusBar->addWidget(comNumberLabel);
+
+    databaseConnectStatusCheckBox = new QCheckBox();
+    databaseConnectStatusCheckBox->setChecked(false);
+    ui->statusBar->addWidget(databaseConnectStatusCheckBox);
+
+    databaseLabel = new QLabel("数据库无连接");
+    ui->statusBar->addWidget(databaseLabel);
+
+    deviceLabel = new QLabel(device);
+    ui->statusBar->addWidget(deviceLabel);
+
+    ui->stackedWidget->setCurrentWidget(ui->settingPage);
+}
+
+
+MainWindow::~MainWindow()
+{
+    delete ui;
+}
+