editcalendarspage.cpp Example File

calendardemo/src/editcalendarspage.cpp

  /****************************************************************************
  **
  ** Copyright (C) 2017 The Qt Company Ltd.
  ** Contact: https://www.qt.io/licensing/
  **
  ** This file is part of the examples for the Qt PIM module of the Qt Toolkit.
  **
  ** $QT_BEGIN_LICENSE:BSD$
  ** Commercial License Usage
  ** Licensees holding valid commercial Qt licenses may use this file in
  ** accordance with the commercial license agreement provided with the
  ** Software or, alternatively, in accordance with the terms contained in
  ** a written agreement between you and The Qt Company. For licensing terms
  ** and conditions see https://www.qt.io/terms-conditions. For further
  ** information use the contact form at https://www.qt.io/contact-us.
  **
  ** BSD License Usage
  ** Alternatively, you may use this file under the terms of the BSD license
  ** as follows:
  **
  ** "Redistribution and use in source and binary forms, with or without
  ** modification, are permitted provided that the following conditions are
  ** met:
  **   * Redistributions of source code must retain the above copyright
  **     notice, this list of conditions and the following disclaimer.
  **   * Redistributions in binary form must reproduce the above copyright
  **     notice, this list of conditions and the following disclaimer in
  **     the documentation and/or other materials provided with the
  **     distribution.
  **   * Neither the name of The Qt Company Ltd nor the names of its
  **     contributors may be used to endorse or promote products derived
  **     from this software without specific prior written permission.
  **
  **
  ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
  **
  ** $QT_END_LICENSE$
  **
  ****************************************************************************/
  #include "editcalendarspage.h"

  #include "calendardemo.h"
  #include <QtWidgets>
  #include <QtOrganizer/qorganizer.h>

  QTORGANIZER_USE_NAMESPACE

  Q_DECLARE_METATYPE(QOrganizerCollection)

  EditCalendarsPage::EditCalendarsPage(QWidget *parent)
      :QWidget(parent),
      m_manager(0)
  {
      m_calendarList = new QListWidget(this);
      connect(m_calendarList, SIGNAL(itemDoubleClicked(QListWidgetItem *)), this, SLOT(itemDoubleClicked(QListWidgetItem *)));

      // Add push buttons
      QHBoxLayout* hbLayout = new QHBoxLayout();
      QPushButton *addButton = new QPushButton("Add new", this);
      connect(addButton,SIGNAL(clicked()), this, SIGNAL(addClicked()));
      hbLayout->addWidget(addButton);
      QPushButton *editButton = new QPushButton("Edit", this);
      connect(editButton,SIGNAL(clicked()),this,SLOT(editClicked()));
      hbLayout->addWidget(editButton);
      QPushButton *deleteButton = new QPushButton("Delete", this);
      connect(deleteButton,SIGNAL(clicked()),this,SLOT(deleteClicked()));
      hbLayout->addWidget(deleteButton);
      QPushButton *backButton = new QPushButton("Back", this);
      connect(backButton,SIGNAL(clicked()),this,SLOT(backClicked()));
      hbLayout->addWidget(backButton);

      QVBoxLayout *scrollAreaLayout = new QVBoxLayout();
      scrollAreaLayout->addWidget(m_calendarList);
      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);
  }

  EditCalendarsPage::~EditCalendarsPage()
  {

  }

  void EditCalendarsPage::editClicked()
  {
      if (m_calendarList->currentItem())
          itemDoubleClicked(m_calendarList->currentItem());
  }

  void EditCalendarsPage::deleteClicked()
  {
      if (!m_calendarList->currentItem())
          return;

      QMessageBox msgBox;
      msgBox.setText("Are you sure you want to delete this calendar?");
      msgBox.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
      msgBox.setDefaultButton(QMessageBox::No);
      int ret = msgBox.exec();

      if (ret == QMessageBox::Yes) {
          m_collection = m_calendarList->currentItem()->data(ORGANIZER_CALENDAR_ROLE).value<QOrganizerCollection>();
          if(!m_manager->removeCollection(m_collection.id()))
              QMessageBox::information(this, "Failed!", QString("Failed to remove calendar!\n(error code %1)").arg(m_manager->error()));
          showPage(m_manager);
      }
  }

  void EditCalendarsPage::backClicked()
  {
      emit showPreviousPage();
  }

  void EditCalendarsPage::itemDoubleClicked(QListWidgetItem *listItem)
  {
      if (!listItem)
          return;

      m_collection = listItem->data(ORGANIZER_CALENDAR_ROLE).value<QOrganizerCollection>();
      emit showAddCalendarPage(m_manager, &m_collection);
  }

  void EditCalendarsPage::showPage(QOrganizerManager *manager)
  {
      m_manager = manager;
      m_calendarList->clear();
      QList<QOrganizerCollection> collections = manager->collections();
      int index = 0;
      foreach(QOrganizerCollection collection, collections) {
          QString visibleName;
          if (collection.metaData(QOrganizerCollection::KeyName).canConvert(QVariant::String))
              visibleName = collection.metaData(QOrganizerCollection::KeyName).toString();
          else
              // We currently have no way of stringifying ids
              // visibleName = "Calendar id " + QString::number(collection.id().localId());
              visibleName = "Calendar " + QString::number(index++);

          QListWidgetItem* listItem = new QListWidgetItem();
          listItem->setText(visibleName);
          QVariant data = QVariant::fromValue<QOrganizerCollection>(collection);
          listItem->setData(ORGANIZER_CALENDAR_ROLE, data);
          m_calendarList->addItem(listItem);
      }
  }

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