formextractor.cpp Example File

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  #include "formextractor.h"

  #include <QWebElement>

  FormExtractor::FormExtractor(QWidget *parent, Qt::WindowFlags flags)
      : QWidget(parent, flags)
  {
      ui.setupUi(this);
      ui.webView->setUrl(QUrl("qrc:/form.html"));
      connect(ui.webView->page()->mainFrame(), SIGNAL(javaScriptWindowObjectCleared()),
              this, SLOT(populateJavaScriptWindowObject()));
      resize(300, 300);
  }

  FormExtractor::~FormExtractor()
  {
  }

  void FormExtractor::submit()
  {
      QWebFrame *frame = ui.webView->page()->mainFrame();

      QWebElement firstName = frame->findFirstElement("#firstname");
      QWebElement lastName = frame->findFirstElement("#lastname");
      QWebElement maleGender = frame->findFirstElement("#genderMale");
      QWebElement femaleGender = frame->findFirstElement("#genderFemale");
      QWebElement updates = frame->findFirstElement("#updates");

      ui.firstNameEdit->setText(firstName.evaluateJavaScript("this.value").toString());
      ui.lastNameEdit->setText(lastName.evaluateJavaScript("this.value").toString());

      if (maleGender.evaluateJavaScript("this.checked").toBool())
          ui.genderEdit->setText(maleGender.evaluateJavaScript("this.value").toString());
      else if (femaleGender.evaluateJavaScript("this.checked").toBool())
          ui.genderEdit->setText(femaleGender.evaluateJavaScript("this.value").toString());

      if (updates.evaluateJavaScript("this.checked").toBool())
          ui.updatesEdit->setText("Yes");
      else
          ui.updatesEdit->setText("No");
  }

  void FormExtractor::populateJavaScriptWindowObject()
  {
      ui.webView->page()->mainFrame()->addToJavaScriptWindowObject("formExtractor", this);
  }