CalendarDemo

 // Copyright (C) 2026 The Qt Company Ltd.
 // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 #include "journaleditpage.h"

 #include <QtWidgets>
 #include <QComboBox>
 #include <QtOrganizer/qorganizer.h>

 QTORGANIZER_USE_NAMESPACE

 JournalEditPage::JournalEditPage(QWidget *parent)
     :QWidget(parent),
     m_manager(0),
     m_subjectEdit(0),
     m_timeEdit(0),
     m_alarmComboBox(0)
 {
     // Create widgets
     QLabel *subjectLabel = new QLabel("Subject:", this);
     m_subjectEdit = new QLineEdit(this);
     QLabel *startTimeLabel = new QLabel("Time:", this);
     m_timeEdit = new QDateTimeEdit(this);
     m_timeEdit->setDisplayFormat(QString("yyyy-MM-dd hh:mm:ss AP"));
     QLabel *alarmLabel = new QLabel("Alarm:", this);
     m_alarmComboBox = new QComboBox(this);
     QLabel *calendarLabel = new QLabel("Calendar:", this);

     QStringList alarmList;
     alarmList  << "None"
                 << "0 minutes before"
                 << "5 minutes before"
                 << "15 minutes before"
                 << "30 minutes before"
                 << "1 hour before";
     m_alarmComboBox->addItems(alarmList);
     connect(m_alarmComboBox, &QComboBox::currentTextChanged, this,
                         &JournalEditPage::handleAlarmIndexChanged);

     m_calendarComboBox = new QComboBox(this);
     // the calendar names are not know here, fill the combo box later...

     // Add push buttons
     QHBoxLayout* hbLayout = new QHBoxLayout();
     QPushButton *okButton = new QPushButton("Ok", this);
     connect(okButton, &QPushButton::clicked, this, &JournalEditPage::saveClicked);
     hbLayout->addWidget(okButton);
     QPushButton *cancelButton = new QPushButton("Cancel", this);
     connect(cancelButton, &QPushButton::clicked, this, &JournalEditPage::cancelClicked);
     hbLayout->addWidget(cancelButton);

     // check to see whether we support alarms.
     QOrganizerManager defaultManager;
     QList<QOrganizerItemDetail::DetailType> supportedDetails = defaultManager.supportedItemDetails(QOrganizerItemType::TypeJournal);

     QVBoxLayout *scrollAreaLayout = new QVBoxLayout();
     scrollAreaLayout->addWidget(subjectLabel);
     scrollAreaLayout->addWidget(m_subjectEdit);
     scrollAreaLayout->addWidget(startTimeLabel);
     scrollAreaLayout->addWidget(m_timeEdit);
     if (supportedDetails.contains(QOrganizerItemDetail::TypeVisualReminder)) {
         scrollAreaLayout->addWidget(alarmLabel);
         scrollAreaLayout->addWidget(m_alarmComboBox);
     }
     scrollAreaLayout->addWidget(calendarLabel);
     scrollAreaLayout->addWidget(m_calendarComboBox);
     scrollAreaLayout->addStretch();
     scrollAreaLayout->addLayout(hbLayout);

     QScrollArea *scrollArea = new QScrollArea(this);
     scrollArea->setWidgetResizable(true);
     QWidget *formContainer = new QWidget(scrollArea);
     formContainer->setLayout(scrollAreaLayout);
     scrollArea->setWidget(formContainer);

     QVBoxLayout *mainLayout = new QVBoxLayout();
     mainLayout->addWidget(scrollArea);
     setLayout(mainLayout);
 }

 JournalEditPage::~JournalEditPage()
 {

 }

 void JournalEditPage::journalChanged(QOrganizerManager *manager, const QOrganizerJournal &journal)
 {
     m_manager = manager;
     m_organizerJournal = journal;
     m_subjectEdit->setText(journal.displayLabel());
     m_timeEdit->setDateTime(journal.dateTime());

     // set calendar selection
     m_calendarComboBox->clear();

     // resolve metadata field that contains calendar name (if any)
     m_collections = m_manager->collections();
     int index = 0;
     int journalCalendarIndex = -1;
     foreach(QOrganizerCollection collection, m_collections) {
         // We currently have no way of stringifying ids
         // QString visibleName = "Calendar id = " + QString::number(collection.id().localId());
         QString visibleName = collection.metaData(QOrganizerCollection::KeyName).toString();
         if (visibleName.isEmpty())
             visibleName = "Calendar " + QString::number(index);

         m_calendarComboBox->addItem(visibleName);
         if (collection.id() == journal.collectionId())
             journalCalendarIndex = index;
         ++index;
     }

     if (journalCalendarIndex > -1) {
         m_calendarComboBox->setCurrentIndex(journalCalendarIndex);
         m_calendarComboBox->setEnabled(false); // when modifying existing events, the calendar can't be changed anymore
     }
     else {
         m_calendarComboBox->setEnabled(true);
     }
 }

 void JournalEditPage::cancelClicked()
 {
     emit showDayPage();
 }

 void JournalEditPage::saveClicked()
 {
     // Read data from page
     m_organizerJournal.setDisplayLabel(m_subjectEdit->text());
     m_organizerJournal.setDateTime(m_timeEdit->dateTime());

     // Save
     if (m_calendarComboBox->currentIndex() > -1) {
         m_organizerJournal.setCollectionId(m_collections[m_calendarComboBox->currentIndex()].id());
     }
     m_manager->saveItem(&m_organizerJournal);
     if (m_manager->error())
         QMessageBox::warning(this, "Failed!", QString("Failed to save journal!\n(error code %1)").arg(m_manager->error()));
     else
         emit showDayPage();
 }

 void JournalEditPage::showEvent(QShowEvent *event)
 {
     window()->setWindowTitle("Edit journal");
     QWidget::showEvent(event);
 }

 void JournalEditPage::handleAlarmIndexChanged(const QString time)
 {
     QOrganizerItemVisualReminder reminder;
     reminder.setMessage(m_subjectEdit->text());

     if (time == "None") {
          QOrganizerItemVisualReminder fetchedReminder = m_organizerJournal.detail(QOrganizerItemDetail::TypeVisualReminder);
          m_organizerJournal.removeDetail(&fetchedReminder);
         return;
     } else if (time == "0 minutes before") {
         reminder.setSecondsBeforeStart(0);
     } else if (time == "5 minutes before") {
         reminder.setSecondsBeforeStart(5*60);
     } else if (time == "15 minutes before") {
         reminder.setSecondsBeforeStart(15*60);
     } else if (time == "30 minutes before") {
         reminder.setSecondsBeforeStart(30*60);
     } else if (time == "1 hour before") {
         reminder.setSecondsBeforeStart(60*60);
     }

     m_organizerJournal.saveDetail(&reminder);
 }