解决它们之间的通信问题，需要在mainwindow中添加
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ui->webView->settings()->setAttribute(QWebSettings::JavascriptEnabled, true);
connect(ui->webView->page()->mainFrame(),SIGNAL(javaScriptWindowObjectCleared()),this,SLOT(addJavaScriptObject()));
void
MainWindow::addJavaScriptObject()
{ ui->webView->page()->mainFrame()->addToJavaScriptWindowObject("MainWindow",this);
} |