C++ WTemplate::bindWidget方法代码示例

Project1::Project1(WContainerWidget *parent) : WContainerWidget(parent)
{
	// Read XML resource message
	WTemplate *mainTemplate = new WTemplate(WString::tr("project1"), this);
	mainTemplate->bindWidget("smoothing", new DetailManipulation(false));
	mainTemplate->bindWidget("detail_manipulation", new DetailManipulation(true));
}

Crianca::Crianca(Wt::WContainerWidget *parent):
    WContainerWidget(parent)
{
    WTemplate *view = new WTemplate(WString::tr("App.nova-crianca"));
    WText *title = new WText("Cadastrar nova crianca:");
    view->bindWidget("action", title);

    name = new WLineEdit("Nome: ");
    view->bindWidget("name", name);

    WText *text = new WText("Sexo: ");
    view->bindWidget("sex", text);

    selectSexo = new WButtonGroup();
    WRadioButton *optionSexo = new WRadioButton("masculino");
    selectSexo->addButton(optionSexo, 1);

    optionSexo = new WRadioButton("feminino");
    selectSexo->addButton(optionSexo, 2);

    view->bindWidget("group", selectSexo);

    Wt::WPushButton *cadastrar = new Wt::WPushButton("Cadastrar");
    cadastrar->clicked().connect(this, &Crianca::salvarDadosCrianca);
    view->bindWidget("button", cadastrar);

    WContainerWidget *container = new WContainerWidget();
    WStackedWidget *stacked = new WStackedWidget(container);
    stacked->addWidget(view);
}

  void bindPanelTemplates() {
    if (!session_.user())
      return;

    dbo::Transaction t(session_);

    if (authorPanel_) {
      WPushButton *newPost = new WPushButton(tr("new-post"));
      newPost->clicked().connect(SLOT(this, BlogImpl::newPost));
      WContainerWidget *unpublishedPosts = new WContainerWidget();
      showPosts(session_.user()->allPosts(Post::Unpublished), unpublishedPosts);

      authorPanel_->bindString("user", session_.user()->name);
      authorPanel_->bindInt("unpublished-count",
			    (int)session_.user()->allPosts(Post::Unpublished)
			    .size());
      authorPanel_->bindInt("published-count",
			    (int)session_.user()->allPosts(Post::Published)
			    .size());
      authorPanel_->bindWidget("new-post", newPost);
      authorPanel_->bindWidget("unpublished-posts", unpublishedPosts);
    }

    t.commit();
  }

  void loggedIn() {
    WApplication::instance()->changeSessionId();

    refresh();

    loginStatus_->resolveWidget("login")->show();
    loginStatus_->resolveWidget("login-link")->hide();
    loginStatus_->resolveWidget("register-link")->hide();

    WText *profileLink = new WText(tr("profile"));
    profileLink->setStyleClass("link");
    profileLink->clicked().connect(this, &BlogImpl::editProfile);

    dbo::ptr<User> user = session().user();

    if (user->role == User::Admin) {
      WText *editUsersLink = new WText(tr("edit-users"));
      editUsersLink->setStyleClass("link");
      editUsersLink->clicked().connect(SLOT(this, BlogImpl::editUsers));
      loginStatus_->bindWidget("userlist-link", editUsersLink);

      WText *authorPanelLink = new WText(tr("author-post"));
      authorPanelLink->setStyleClass("link");
      authorPanelLink->clicked().connect(SLOT(this, BlogImpl::authorPanel));
      loginStatus_->bindWidget("author-panel-link", authorPanelLink);
    } else {
      loginStatus_->bindEmpty("userlist-link");
      loginStatus_->bindEmpty("author-panel-link");
    }
 
    loginStatus_->bindWidget("profile-link", profileLink);
 
    bindPanelTemplates();
  }

WDateEdit::WDateEdit(WContainerWidget *parent)
  : WLineEdit(parent)
{
  changed().connect(this, &WDateEdit::setFromLineEdit);

  const char *TEMPLATE = "${calendar}";

  WTemplate *t = new WTemplate(WString::fromUTF8(TEMPLATE));
  popup_ = new WPopupWidget(t, this);
  popup_->setAnchorWidget(this);
  popup_->setTransient(true);

  calendar_ = new WCalendar();
  calendar_->activated().connect(popup_, &WPopupWidget::hide);
  calendar_->activated().connect(this, &WDateEdit::setFocus);
  calendar_->selectionChanged().connect(this, &WDateEdit::setFromCalendar);

  t->bindWidget("calendar", calendar_);

  WApplication::instance()->theme()->apply(this, popup_, DatePickerPopupRole);

  t->escapePressed().connect(popup_, &WTemplate::hide);
  t->escapePressed().connect(this, &WDateEdit::setFocus);

  setValidator(new WDateValidator("dd/MM/yyyy", this));
}

ItemContaWidget::ItemContaWidget(Wt::WContainerWidget *parent,
				 ContaWidget *view,
				 int id_diario,
				 std::string data,
				 std::string descricao,
				 Moeda debito,
				 Moeda credito):
  WContainerWidget(parent), view_(view), 
  id_diario_(id_diario),
  data_(data), 
  descricao_(descricao),
  debito_(debito), 
  credito_(credito){
  setInline(true);

  WText *btnRemove = new WText("<button class='bg-color-red fg-color-white'>Remove</button>", Wt::XHTMLUnsafeText);
  btnRemove->clicked().connect(this, &ItemContaWidget::removeLancamento);

  WTemplate *t = new WTemplate(this);
  t->setTemplateText(
		     "<tr>"
		     "<td>${data}</td>"
		     "<td>${descricao}</td>"
		     "<td class='right'>${debito}</td>"
		     "<td class='right'>${credito}</td>"
		     "<td>${btnRemove}</td>"
		     "</tr>", XHTMLUnsafeText);
  t->bindString("data", data_);
  t->bindString("descricao", WString(descricao_, UTF8));
  t->bindString("debito", debito_.valStr());
  t->bindString("credito", credito_.valStr());
  t->bindWidget("btnRemove", btnRemove);
  t->setInline(true);
  }

void AdsEditor::novoAnuncio() {
  AdsApplication *app = AdsApplication::adsApplication();
  cppdb::session &db = app->db_;
    
  Wt::WDialog dialog("novo Anuncio");
  Wt::WPushButton *ok = new WPushButton("Ok");
  ok->setStyleClass("btn btn-primary");
  ok->clicked().connect(&dialog, &Wt::WDialog::accept);
  Wt::WPushButton *cancel = new WPushButton("Cancela");
  cancel->setStyleClass("btn");
  cancel->clicked().connect(&dialog, &Wt::WDialog::reject);

  WLineEdit *lTitulo = new WLineEdit();
  WLineEdit *lURL = new WLineEdit();
  WLineEdit *lTexto = new WLineEdit();

  WTemplate *t = new WTemplate(dialog.contents());
  t->setTemplateText("<form>"
		     " <fieldset>"
		     "  <legend>Dados do anuncio</legend>"
		     "  <table border=0>"
		     "   <tr><td>Titulo</td> <td>${titulo}</td></tr>"
		     "   <tr><td>URL</td>    <td>${url}</td></tr>"
		     "   <tr><td>Texto</td>  <td>${texto}</td></tr>"
		     "  </table>"
		     "  </fieldset>"
		     "  ${ok}${cancel}"			       
		     "</form>"
		     , XHTMLUnsafeText);
  t->bindWidget("titulo", lTitulo);
  t->bindWidget("url", lURL);
  t->bindWidget("texto", lTexto);
  t->bindWidget("ok", ok);
  t->bindWidget("cancel", cancel);
  if (dialog.exec() == Wt::WDialog::Accepted) {
    db << "insert into anuncio (id, titulo, url, texto, imagem) values "
      "(NULL, ?,?,?, '/img/cabure.png')" 
       << lTitulo->text().narrow() << lURL->text().narrow()
       << lTexto->text().narrow() << cppdb::exec;
  }
  renderUI();
}

void WTimePicker::configure()
{
    WTemplate *container = dynamic_cast<WTemplate *>(implementation());
    container->bindWidget("hour", sbhour_);
    container->bindWidget("minute", sbminute_);
    container->bindWidget("second", sbsecond_);

    if (formatMs())
      container->bindWidget("millisecond", sbmillisecond_);
    else {
      container->takeWidget("millisecond");
      container->bindEmpty("millisecond");
    }

    if (formatAp()) {
      sbhour_->setRange(1, 12);
      container->bindWidget("ampm", cbAP_);
    } else {
      container->takeWidget("ampm");
      container->bindEmpty("ampm");
      sbhour_->setRange(0, 23);
    }  
}

void WMediaPlayer::setControlsWidget(WWidget *controlsWidget)
{
  if (gui_ != this)
    delete gui_;

  gui_ = controlsWidget;

  WTemplate *impl = dynamic_cast<WTemplate *>(implementation());

  if (gui_) {
    gui_->addStyleClass("jp-gui");

    impl->bindWidget("gui", gui_);
  } else
    impl->bindString("gui", std::string());
}

void WDatePicker::create(WInteractWidget *displayWidget,
			 WLineEdit *forEdit)
{
  setImplementation(layout_ = new WContainerWidget());

  displayWidget_ = displayWidget;
  forEdit_ = forEdit;
  forEdit_->setVerticalAlignment(AlignMiddle);
  forEdit_->changed().connect(this, &WDatePicker::setFromLineEdit);

  format_ = "dd/MM/yyyy";

  layout_->setInline(true);
  layout_->addWidget(displayWidget);
  layout_->setAttributeValue("style", "white-space: nowrap");

  const char *TEMPLATE = "${calendar}";

  WTemplate *t = new WTemplate(WString::fromUTF8(TEMPLATE));
  popup_ = new WPopupWidget(t, this);
  popup_->setAnchorWidget(displayWidget_, Horizontal);
  popup_->setTransient(true);

  calendar_ = new WCalendar();
  calendar_->setSingleClickSelect(true);
  calendar_->activated().connect(popup_, &WWidget::hide);
  calendar_->activated().connect(this, &WDatePicker::onPopupHidden);
  calendar_->selectionChanged().connect(this, &WDatePicker::setFromCalendar);

  t->escapePressed().connect(popup_, &WTemplate::hide);
  t->escapePressed().connect(forEdit_, &WWidget::setFocus);

  t->bindWidget("calendar", calendar_);

  WApplication::instance()->theme()->apply(this, popup_, DatePickerPopupRole);

  displayWidget->clicked().connect(popup_, &WWidget::show);
  displayWidget->clicked().connect(this, &WDatePicker::setFromLineEdit);

  if (!forEdit_->validator())
    forEdit_->setValidator(new WDateValidator(format_, this));
}

WWidget *Home::quoteForm()
{
  WContainerWidget *result = new WContainerWidget();
  result->setStyleClass("quote");

  WTemplate *requestTemplate = new WTemplate(tr("quote.request"), result);

  WPushButton *quoteButton = new WPushButton(tr("quote.requestbutton"));
  requestTemplate->bindWidget("button", quoteButton);

  WWidget *quoteForm = createQuoteForm();
  result->addWidget(quoteForm);

  quoteButton->clicked().connect(quoteForm, &WWidget::show);
  quoteButton->clicked().connect(requestTemplate, &WWidget::hide);

  quoteForm->hide();

  return result;
}

bool SimpleChatWidget::startChat(const WString& user)
{
  /*
   * When logging in, we pass our processChatEvent method as the function that
   * is used to indicate a new chat event for this user.
   */
  if (server_.login(user)) {
    loggedIn_ = true;
    connect();

    user_ = user;    

    clear();
    userNameEdit_ = 0;

    messages_ = new WContainerWidget();
    userList_ = new WContainerWidget();
    messageEdit_ = new WTextArea();
    messageEdit_->setRows(2);
    messageEdit_->setFocus();

    // Display scroll bars if contents overflows
    messages_->setOverflow(WContainerWidget::OverflowAuto);
    userList_->setOverflow(WContainerWidget::OverflowAuto);

    sendButton_ = new WPushButton("Send");
    WPushButton *logoutButton = new WPushButton("Logout");

    createLayout(messages_, userList_, messageEdit_, sendButton_, logoutButton);


    /*
     * Connect event handlers:
     *  - click on button
     *  - enter in text area
     *
     * We will clear the input field using a small custom client-side
     * JavaScript invocation.
     */

    // Create a JavaScript 'slot' (JSlot). The JavaScript slot always takes
    // 2 arguments: the originator of the event (in our case the
    // button or text area), and the JavaScript event object.
    clearInput_.setJavaScript
      ("function(o, e) { setTimeout(function() {"
       "" + messageEdit_->jsRef() + ".value='';"
       "}, 0); }");

    /*
     * Set the connection monitor
     *
     * The connection monitor is a javascript monitor that will
     * nootify the given object by calling the onChange method to
     * inform of connection change (use of websockets, connection
     * online/offline) Here we just disable the TextEdit when we are
     * offline and enable it once we're back online
     */
    WApplication::instance()->setConnectionMonitor(
		"window.monitor={ "
		"'onChange':function(type, newV) {"
		  "var connected = window.monitor.status.connectionStatus != 0;"
		  "if(connected) {"
			+ messageEdit_->jsRef() + ".disabled=false;"
			+ messageEdit_->jsRef() + ".placeholder='';"
		  "} else { "
			+ messageEdit_->jsRef() + ".disabled=true;"
			+ messageEdit_->jsRef() + ".placeholder='connection lost';"
		  "}"
		"}"
		"}"
		);

    // Bind the C++ and JavaScript event handlers.
    sendButton_->clicked().connect(this, &SimpleChatWidget::send);
    messageEdit_->enterPressed().connect(this, &SimpleChatWidget::send);
    sendButton_->clicked().connect(clearInput_);
    messageEdit_->enterPressed().connect(clearInput_);
    sendButton_->clicked().connect((WWidget *)messageEdit_,
				   &WWidget::setFocus);
    messageEdit_->enterPressed().connect((WWidget *)messageEdit_,
					 &WWidget::setFocus);

    // Prevent the enter from generating a new line, which is its default
    // action
    messageEdit_->enterPressed().preventDefaultAction();

    logoutButton->clicked().connect(this, &SimpleChatWidget::logout);

    WInPlaceEdit *nameEdit = new WInPlaceEdit();
    nameEdit->addStyleClass("name-edit");
    nameEdit->setButtonsEnabled(false);
    nameEdit->setText(user_);
    nameEdit->valueChanged().connect(this, &SimpleChatWidget::changeName);

    WTemplate *joinMsg = new WTemplate(tr("join-msg.template"), messages_);
    joinMsg->bindWidget("name", nameEdit);
    joinMsg->setStyleClass("chat-msg");

    if (!userList_->parent()) {
      delete userList_;
//.........这里部分代码省略.........

bool SimpleChatWidget::startChat(const WString& user)
{
  /*
   * When logging in, we pass our processChatEvent method as the function that
   * is used to indicate a new chat event for this user.
   */
  if (server_.login(user)) {
    loggedIn_ = true;
    connect();

    user_ = user;    

    clear();
    userNameEdit_ = 0;

    messages_ = new WContainerWidget();
    userList_ = new WContainerWidget();
    messageEdit_ = new WTextArea();
    messageEdit_->setRows(2);
    messageEdit_->setFocus();

    // Display scroll bars if contents overflows
    messages_->setOverflow(WContainerWidget::OverflowAuto);
    userList_->setOverflow(WContainerWidget::OverflowAuto);

    sendButton_ = new WPushButton("Send");
    WPushButton *logoutButton = new WPushButton("Logout");

    createLayout(messages_, userList_, messageEdit_, sendButton_, logoutButton);

    /*
     * Connect event handlers:
     *  - click on button
     *  - enter in text area
     *
     * We will clear the input field using a small custom client-side
     * JavaScript invocation.
     */

    // Create a JavaScript 'slot' (JSlot). The JavaScript slot always takes
    // 2 arguments: the originator of the event (in our case the
    // button or text area), and the JavaScript event object.
    clearInput_.setJavaScript
      ("function(o, e) { setTimeout(function() {"
       "" + messageEdit_->jsRef() + ".value='';"
       "}, 0); }");

    // Bind the C++ and JavaScript event handlers.
    sendButton_->clicked().connect(this, &SimpleChatWidget::send);
    messageEdit_->enterPressed().connect(this, &SimpleChatWidget::send);
    sendButton_->clicked().connect(clearInput_);
    messageEdit_->enterPressed().connect(clearInput_);
    sendButton_->clicked().connect(messageEdit_, &WLineEdit::setFocus);
    messageEdit_->enterPressed().connect(messageEdit_, &WLineEdit::setFocus);

    // Prevent the enter from generating a new line, which is its default
    // action
    messageEdit_->enterPressed().preventDefaultAction();

    logoutButton->clicked().connect(this, &SimpleChatWidget::logout);

    WInPlaceEdit *nameEdit = new WInPlaceEdit();
    nameEdit->addStyleClass("name-edit");
    nameEdit->setButtonsEnabled(false);
    nameEdit->setText(user_);
    nameEdit->valueChanged().connect(this, &SimpleChatWidget::changeName);

    WTemplate *joinMsg = new WTemplate(tr("join-msg.template"), messages_);
    joinMsg->bindWidget("name", nameEdit);
    joinMsg->setStyleClass("chat-msg");

    if (!userList_->parent()) {
      delete userList_;
      userList_ = 0;
    }

    if (!sendButton_->parent()) {
      delete sendButton_;
      sendButton_ = 0;
    }

    if (!logoutButton->parent())
      delete logoutButton;

    updateUsers();
    
    return true;
  } else
    return false;
}

WWidget *CmsDashboard::Layout()
{
    Div *container = new Div("CmsDashboard", "container-fluid");

    try {
        CgiRoot *cgiRoot = static_cast<CgiRoot *>(WApplication::instance());
        CgiEnv *cgiEnv = cgiRoot->GetCgiEnvInstance();

        string htmlData;
        string file;
        if (cgiEnv->GetCurrentLanguage() == CgiEnv::Language::Fa) {
            file = "../templates/cms-dashboard-fa.wtml";
        } else {
            file = "../templates/cms-dashboard.wtml";
        }

        if (CoreLib::FileSystem::Read(file, htmlData)) {
            /// Fill the template
            WTemplate *tmpl = new WTemplate(container);
            tmpl->setTemplateText(WString::fromUTF8(htmlData), TextFormat::XHTMLUnsafeText);


            WPushButton *forceTerminateAllSessionsPushButton = new WPushButton(tr("cms-dashboard-force-terminate-all-sessions"));
            forceTerminateAllSessionsPushButton->setStyleClass("btn btn-default");

            tmpl->bindWidget("welcome-message", new WText(tr("cms-dashboard-welcome-message")));

            tmpl->bindWidget("last-login-title", new WText(tr("cms-dashboard-last-login-info-title")));
            tmpl->bindWidget("last-login-ip-label", new WText(tr("cms-dashboard-last-login-info-ip")));
            tmpl->bindWidget("last-login-location-label", new WText(tr("cms-dashboard-last-login-info-location")));
            tmpl->bindWidget("last-login-user-agent-label", new WText(tr("cms-dashboard-last-login-info-user-agent")));
            tmpl->bindWidget("last-login-referer-label", new WText(tr("cms-dashboard-last-login-info-referer")));
            tmpl->bindWidget("last-login-time-label", new WText(tr("cms-dashboard-last-login-info-time")));

            tmpl->bindWidget("last-login-ip", new WText(WString::fromUTF8(cgiEnv->SignedInUser.LastLogin.IP)));
            tmpl->bindWidget("last-login-location", new WText(WString::fromUTF8(cgiEnv->SignedInUser.LastLogin.Location)));
            tmpl->bindWidget("last-login-user-agent", new WText(WString::fromUTF8(cgiEnv->SignedInUser.LastLogin.UserAgent)));
            tmpl->bindWidget("last-login-referer", new WText(WString::fromUTF8(cgiEnv->SignedInUser.LastLogin.Referer)));
            tmpl->bindWidget("last-login-time-gdate", new WText(WString::fromUTF8(cgiEnv->SignedInUser.LastLogin.LoginGDate)));
            tmpl->bindWidget("last-login-time-jdate", new WText(WString::fromUTF8(cgiEnv->SignedInUser.LastLogin.LoginJDate)));
            tmpl->bindWidget("last-login-time", new WText(WString::fromUTF8(cgiEnv->SignedInUser.LastLogin.LoginTime)));

            tmpl->bindWidget("force-terminate-all-sessions", forceTerminateAllSessionsPushButton);

            forceTerminateAllSessionsPushButton->clicked().connect(m_pimpl.get(), &CmsDashboard::Impl::OnForceTerminateAllSessionsPushButtonPressed);
       }
    }

    catch (boost::exception &ex) {
        LOG_ERROR(boost::diagnostic_information(ex));
    }

    catch (std::exception &ex) {
        LOG_ERROR(ex.what());
    }

    catch (...) {
        LOG_ERROR(UNKNOWN_ERROR);
    }

    return container;
}

WWidget *CmsSubscribers::Layout()
{
    Div *container = new Div("CmsSubscribers", "container-fluid");

    try {
        CgiRoot *cgiRoot = static_cast<CgiRoot *>(WApplication::instance());
        CgiEnv *cgiEnv = cgiRoot->GetCgiEnvInstance();

        string htmlData;
        string file;
        if (cgiEnv->GetCurrentLanguage() == CgiEnv::Language::Fa) {
            file = "../templates/cms-subscribers-fa.wtml";
        } else {
            file = "../templates/cms-subscribers.wtml";
        }

        if (CoreLib::FileSystem::Read(file, htmlData)) {
            /// Fill the template
            WTemplate *tmpl = new WTemplate(container);
            tmpl->setTemplateText(WString::fromUTF8(htmlData), TextFormat::XHTMLUnsafeText);

            WPushButton *allSubscribersPushButton = new WPushButton(tr("cms-subscribers-all"));
            allSubscribersPushButton->setStyleClass("btn btn-default");

            WPushButton *englishFarsiSubscribersPushButton = new WPushButton(tr("cms-subscribers-english-farsi"));
            englishFarsiSubscribersPushButton->setStyleClass("btn btn-default");

            WPushButton *englishSubscribersPushButton = new WPushButton(tr("cms-subscribers-english"));
            englishSubscribersPushButton->setStyleClass("btn btn-default");

            WPushButton *farsiSubscribersPushButton = new WPushButton(tr("cms-subscribers-farsi"));
            farsiSubscribersPushButton->setStyleClass("btn btn-default");

            WPushButton *inactiveSubscribersPushButton = new WPushButton(tr("cms-subscribers-inactive"));
            inactiveSubscribersPushButton->setStyleClass("btn btn-default");

            m_pimpl->SubscribersTableContainer = new Div("SubscribersTableContainer", "subscribers-table-container");

            tmpl->bindWidget("subscribers-title", new WText(tr("cms-subscribers-page-title")));

            tmpl->bindWidget("subscribers-table", m_pimpl->SubscribersTableContainer);

            tmpl->bindWidget("all-subscribers-button", allSubscribersPushButton);
            tmpl->bindWidget("english-farsi-subscribers-button", englishFarsiSubscribersPushButton);
            tmpl->bindWidget("english-subscribers-button", englishSubscribersPushButton);
            tmpl->bindWidget("farsi-subscribers-button", farsiSubscribersPushButton);
            tmpl->bindWidget("inactive-subscribers-button", inactiveSubscribersPushButton);

            allSubscribersPushButton->clicked().connect(m_pimpl.get(), &CmsSubscribers::Impl::OnAllButtonPressed);
            englishFarsiSubscribersPushButton->clicked().connect(m_pimpl.get(), &CmsSubscribers::Impl::OnEnFaButtonPressed);
            englishSubscribersPushButton->clicked().connect(m_pimpl.get(), &CmsSubscribers::Impl::OnEnButtonPressed);
            farsiSubscribersPushButton->clicked().connect(m_pimpl.get(), &CmsSubscribers::Impl::OnFaButtonPressed);
            inactiveSubscribersPushButton->clicked().connect(m_pimpl.get(), &CmsSubscribers::Impl::OnInactiveButtonPressed);

            allSubscribersPushButton->setFocus();
        }
    }

    catch (boost::exception &ex) {
        LOG_ERROR(boost::diagnostic_information(ex));
    }

    catch (std::exception &ex) {
        LOG_ERROR(ex.what());
    }

    catch (...) {
        LOG_ERROR(UNKNOWN_ERROR);
    }

    return container;
}