TabWidget.zip

#include "mainwindow.h" #include "ui_mainwindow.h" #include <iostream> #include "formmain.h" #include "formoption.h" #include "formcharts.h" MainWindow::MainWindow(QWidget *parent): QMainWindow(parent), ui(new Ui::MainWindow) { ui->setupUi(this); ui->tabWidget->setVisible(false); ui->tabWidget->clear(); //清除所有页面 ui->tabWidget->tabsClosable(); //Page有关闭按钮，可被关闭 ui->tabWidget->setTabPosition(QTabWidget::North); // 设置选项卡方位 ui->tabWidget->setIconSize(QSize(50, 25)); // 设置图标整体大小 //ui->tabWidget->setTabShape(QTabWidget::Triangular); // 设置选项卡形状 ui->tabWidget->setMovable(true); // 设置选项卡是否可拖动 ui->tabWidget->usesScrollButtons(); // 选项卡滚动 ui->toolBar->setMovable(false); } MainWindow::~MainWindow() { delete ui; } // 首页菜单创建 void MainWindow::on_actionMain_triggered() { int tab_count = ui->tabWidget->count(); int option_count = 0; for(int x=0; x < tab_count; x++) { // 获取出每个菜单的标题 QString tab_name = ui->tabWidget->tabText(x); if(tab_name == "首页菜单") option_count = option_count + 1; } if(option_count < 1) { FormMain *ptr = new FormMain(this); // 新建选项卡 ptr->setAttribute(Qt::WA_DeleteOnClose); // 关闭时自动销毁 int cur=ui->tabWidget->addTab(ptr,QString::asprintf("首页菜单")); ui->tabWidget->setTabIcon(cur,QIcon(":/image/1.ico")); ui->tabWidget->setCurrentIndex(cur); ui->tabWidget->setVisible(true); } } // 创建系统设置菜单 void MainWindow::on_actionOption_triggered() { int tab_count = ui->tabWidget->count(); int option_count = 0; for(int x=0; x < tab_count; x++) { // 获取出每个菜单的标题 QString tab_name = ui->tabWidget->tabText(x); if(tab_name == "系统设置") option_count = option_count + 1; } // 判断首页菜单是否只有一个,可判断标签个数来识别 if(option_count < 1) { FormOption *ptr = new FormOption(this); ptr->setAttribute(Qt::WA_DeleteOnClose); int cur = ui->tabWidget->addTab(ptr,QString::asprintf("系统设置")); ui->tabWidget->setTabIcon(cur,QIcon(":/image/2.ico")); ui->tabWidget->setCurrentIndex(cur); ui->tabWidget->setVisible(true); } } // 绘图页面的弹出 void MainWindow::on_actionCharts_triggered() { FormCharts *ptr = new FormCharts(this); ptr->setAttribute(Qt::WA_DeleteOnClose); int cur = ui->tabWidget->addTab(ptr,QString::asprintf("图形绘制")); ui->tabWidget->setTabIcon(cur,QIcon(":/image/3.ico")); ui->tabWidget->setCurrentIndex(cur); ui->tabWidget->setVisible(true); } // 关闭TabWiget时 void MainWindow::on_tabWidget_tabCloseRequested(int index) { if (index<0) return; QWidget* aForm=ui->tabWidget->widget(index); aForm->close(); }