C++ wxWizardExEvent::Veto方法代码示例

void CWizardAttach::_ProcessCancelEvent( wxWizardExEvent& event ) {

    bool bCancelWithoutNextPage = false;
    wxWizardPageEx* page = GetCurrentPage();

    int iRetVal = wxGetApp().SafeMessageBox(
        _("Do you really want to cancel?"), 
        _("Question"),
        wxICON_QUESTION | wxYES_NO,
        this
    );

    // Reenable the next and back buttons if they have been disabled
    GetNextButton()->Enable();
    GetBackButton()->Enable();

    // Page specific rules - Disable the validator(s)
    if (wxYES == iRetVal) {
        if ((page == m_ProjectInfoPage) || (page == m_AccountManagerInfoPage)) {
            m_ProjectInfoPage->m_pProjectUrlCtrl->SetValidator(wxDefaultValidator);
        } else if (page == m_AccountInfoPage) {
            m_AccountInfoPage->m_pAccountEmailAddressCtrl->SetValidator(wxDefaultValidator);
            m_AccountInfoPage->m_pAccountPasswordCtrl->SetValidator(wxDefaultValidator);
            if (IsAttachToProjectWizard) {
                m_AccountInfoPage->m_pAccountConfirmPasswordCtrl->SetValidator(wxDefaultValidator);
            }
        } else if (page == m_ErrProxyPage) {
            m_ErrProxyPage->m_pProxyHTTPServerCtrl->SetValidator(wxDefaultValidator);
            m_ErrProxyPage->m_pProxyHTTPPortCtrl->SetValidator(wxDefaultValidator);
            m_ErrProxyPage->m_pProxyHTTPUsernameCtrl->SetValidator(wxDefaultValidator);
            m_ErrProxyPage->m_pProxyHTTPPasswordCtrl->SetValidator(wxDefaultValidator);
            m_ErrProxyPage->m_pProxySOCKSServerCtrl->SetValidator(wxDefaultValidator);
            m_ErrProxyPage->m_pProxySOCKSPortCtrl->SetValidator(wxDefaultValidator);
            m_ErrProxyPage->m_pProxySOCKSUsernameCtrl->SetValidator(wxDefaultValidator);
            m_ErrProxyPage->m_pProxySOCKSPasswordCtrl->SetValidator(wxDefaultValidator);
        }
    }

    // Generic rules
    bCancelWithoutNextPage |= (page == m_ErrNotDetectedPage);
    bCancelWithoutNextPage |= (page == m_ErrUnavailablePage);
    bCancelWithoutNextPage |= (page == m_ErrNoInternetConnectionPage);
    
    if (IsAttachToProjectWizard) {
        bCancelWithoutNextPage |= (page == m_ErrAlreadyExistsPage);
    } else {
        bCancelWithoutNextPage |= (page == m_WelcomePage);
    }
    if (wxYES != iRetVal) {
        event.Veto();
    }
}

void CWizardAttach::_ProcessCancelEvent( wxWizardExEvent& event ) {

    bool bCancelWithoutNextPage = false;
    wxWizardPageEx* page = GetCurrentPage();

    m_bCancelInProgress = true;

    int iRetVal = wxGetApp().SafeMessageBox(
        _("Do you really want to cancel?"), 
        _("Question"),
        wxICON_QUESTION | wxYES_NO,
        this
    );

    // Reenable the next and back buttons if they have been disabled
    GetNextButton()->Enable();
    GetBackButton()->Enable();

    // Generic rules
    bCancelWithoutNextPage |= (page == m_ErrNotDetectedPage);
    bCancelWithoutNextPage |= (page == m_ErrUnavailablePage);
    bCancelWithoutNextPage |= (page == m_ErrNoInternetConnectionPage);
    
    if (IsAttachToProjectWizard) {
        bCancelWithoutNextPage |= (page == m_ErrAlreadyExistsPage);
    } else {
        bCancelWithoutNextPage |= (page == m_ProjectWelcomePage);
   }

    if (wxYES != iRetVal) {
        event.Veto();
        m_bCancelInProgress = false;
    } else {
        m_bCancelInProgress = true;
    }
}

void CAccountInfoPage::OnPageChanging( wxWizardExEvent& event ) {
    if (event.GetDirection() == false) return;

    CWizardAttach*         pWA = ((CWizardAttach*)GetParent());
    PROJECT_CONFIG&        pc = pWA->project_config;
    wxString               strTitle;
    wxString               strMessage = wxT("");
    bool                   bDisplayError = false;
    wxString               strBaseConfigLocation = wxString(wxT("/Wizards"));
    wxConfigBase*          pConfig = wxConfigBase::Get(FALSE);

    if (!CHECK_CLOSINGINPROGRESS()) {
        // We are leaving this page, so store the email address for future
        // use.
        pConfig->SetPath(strBaseConfigLocation);
        pConfig->Write(wxT("DefaultEmailAddress"), m_strAccountEmailAddress);
        pConfig->Write(wxT("DefaultUsername"), m_strAccountUsername);

        pConfig->Flush();
        
        // Construct potiental dialog title
        if (IS_ATTACHTOPROJECTWIZARD()) {
            strTitle = _("Add project");
        } else if (IS_ACCOUNTMANAGERWIZARD() && IS_ACCOUNTMANAGERUPDATEWIZARD()) {
            strTitle = _("Update account manager");
        } else if (IS_ACCOUNTMANAGERWIZARD()) {
            strTitle = _("Use account manager");
        }
 
        // Verify minimum username length
        if (!m_pAccountUseExistingCtrl->GetValue()) {
            if (!(m_pAccountPasswordCtrl->GetValue().Length() > 0)) {
                if (pc.uses_username) {
                    if (IS_ATTACHTOPROJECTWIZARD()) {
                        strMessage.Printf(
                            _("The minimum username length for this project is 1. Please enter a different username.")
                        );
                    }
                    if (IS_ACCOUNTMANAGERWIZARD()) {
                        strMessage.Printf(
                            _("The minimum username length for this account manager is 1. Please enter a different username.")
                        );
                    }
                } else {
                    if (IS_ATTACHTOPROJECTWIZARD()) {
                        strMessage.Printf(
                            _("The minimum email address length for this project is 1. Please enter a different email address.")
                        );
                    }
                    if (IS_ACCOUNTMANAGERWIZARD()) {
                        strMessage.Printf(
                            _("The minimum email address length for this account manager is 1. Please enter a different email address.")
                        );
                    }
                }
                bDisplayError = true;
            }
        }

        // Verify minimum password length
        if (!m_pAccountUseExistingCtrl->GetValue()) {
            if (m_pAccountPasswordCtrl->GetValue().Length() < (size_t)pc.min_passwd_length) {
                if (IS_ATTACHTOPROJECTWIZARD()) {
                    strMessage.Printf(
                        _("The minimum password length for this project is %d. Please enter a different password."),
                        pc.min_passwd_length
                    );
                }
                if (IS_ACCOUNTMANAGERWIZARD()) {
                    strMessage.Printf(
                        _("The minimum password length for this account manager is %d. Please enter a different password."),
                        pc.min_passwd_length
                    );
                }

                bDisplayError = true;
            }
        }

        // Verify that the password and confirmation password math.
        if (!IS_ACCOUNTMANAGERWIZARD() && m_pAccountCreateCtrl->GetValue()) {
            if (m_pAccountPasswordCtrl->GetValue() != m_pAccountConfirmPasswordCtrl->GetValue()) {
                strMessage = _("The password and confirmation password do not match. Please type them again.");
                bDisplayError = true;
            }
        }
 
        if (bDisplayError) {
            wxGetApp().SafeMessageBox(
                strMessage,
                strTitle,
                wxICON_ERROR | wxOK,
                this
            );
            event.Veto();
        }
    }
}

void CProjectInfoPage::OnPageChanging( wxWizardExEvent& event ) {
    if (event.GetDirection() == false) return;
    wxLogTrace(wxT("Function Start/End"), wxT("CProjectInfoPage::OnPageChanging - Function Begin"));

    CMainDocument* pDoc = wxGetApp().GetDocument();
    CSkinAdvanced* pSkinAdvanced = wxGetApp().GetSkinManager()->GetAdvanced();
    wxString       strTitle;
    int            iAnswer;

    wxASSERT(pDoc);
    wxASSERT(wxDynamicCast(pDoc, CMainDocument));
    wxASSERT(pSkinAdvanced);
    wxASSERT(wxDynamicCast(pSkinAdvanced, CSkinAdvanced));


    strTitle.Printf(
        wxT("%s"),
        pSkinAdvanced->GetApplicationName().c_str()
    );


    // Check to see if the project is supported:
    if ( !GetProjectSupported() ) {

        iAnswer = wxGetApp().SafeMessageBox(
                      _("This project may not have work for your type of computer.  Do you want to add it anyway?"),
                      strTitle,
                      wxCENTER | wxYES_NO | wxICON_INFORMATION
                  );

        // Project is not supported
        if (wxNO == iAnswer) {
            event.Veto();
        }

    } else {

        // Check if we are already attached to that project:
        for (int i = 0; i < pDoc->GetProjectCount(); ++i) {
            PROJECT* project = pDoc->project(i);
            if (project) {
                std::string project_url = project->master_url;
                std::string new_project_url = (const char*)m_strProjectURL.mb_str();

                canonicalize_master_url(project_url);
                canonicalize_master_url(new_project_url);

                if (project_url == new_project_url) {
                    wxGetApp().SafeMessageBox(
                        _("You already added this project. Please choose a different project."),
                        strTitle,
                        wxCENTER | wxICON_INFORMATION
                    );

                    // We are already attached to that project,
                    event.Veto();
                    break;
                }
            }
        }
    }

    wxLogTrace(wxT("Function Start/End"), wxT("CProjectInfoPage::OnPageChanging - Function End"));
}