QT 多语言 Quick Qwidget混合编程

#include "mainwindow.h" #include "ui_mainwindow.h" #include "appmanager.h" #include <QDebug> #include <QTranslator> #include <QTimer> MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow) { ui->setupUi(this); content = new QWidget(ui->contentWidget); AppManager::getInstance()->init(content); navigation = new NavigationForm(ui->navigationWidget); //navigation->hide(); //navigation->setWindowFlag(Qt::WindowStaysOnTopHint); navigation->setAutoFillBackground(true); QPalette pal(navigation->palette()); ui->navigationLayout->addWidget(navigation); ui->contentLayout->addWidget(content); //设置背景黑色 pal.setColor(QPalette::Background, Qt::black); navigation->setPalette(pal); navigation->setAttribute(Qt::WA_AlwaysStackOnTop); connect(AppManager::getInstance(),SIGNAL(showNavigation()),this,SLOT(onShowNavigation())); connect(AppManager::getInstance(),SIGNAL(hideNavigation()),this,SLOT(onHideNavigation())); AppManager::getInstance()->onShowQML1(); QTimer::singleShot(2000,this,SLOT(test())); } MainWindow::~MainWindow() { delete ui; } void MainWindow::onHideNavigation() { qDebug()<<"onHideNavigation"; navigation->hide(); } void MainWindow::onShowNavigation() { qDebug()<<"onShowNavigation"; navigation->show(); } void MainWindow::changeTr(int language_label) { qDebug()<<"----------changeTr "+language_label; QString qmFilename; static QTranslator *translator; if(translator != NULL) { qApp->removeTranslator(translator); delete translator; translator = NULL; } translator = new QTranslator; QString runPath = QCoreApplication::applicationDirPath(); qDebug()<<"----------runPath "+runPath; if(language_label == 1) { qmFilename = runPath + "/lang_Chinese.qm"; } else { qmFilename = runPath + "/lang_English.qm"; } if(translator->load(qmFilename)) { qDebug()<<"----------load "+qmFilename; qApp->installTranslator(translator); ui->retranslateUi(this); } } void MainWindow::test() { qDebug()<<"----------test"; changeTr(1); }