~pkunal-parmar/ubuntu-calendar-app/Minor-Performance

/*

 * Copyright (C) 2013-2014 Canonical Ltd

 *

 * This file is part of Ubuntu Calendar App

 *

 * Ubuntu Calendar App is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 3 as

 * published by the Free Software Foundation.

 *

 * Ubuntu Calendar App is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

 */

import QtQuick 2.3

import Ubuntu.Components 1.1

import "dateExt.js" as DateExt

import "ViewType.js" as ViewType

Page{

    id: weekViewPage

    objectName: "weekViewPage"

    property var dayStart: new Date();

    property var firstDay: dayStart.weekStart(Qt.locale().firstDayOfWeek);

    property bool isCurrentPage: false

    signal dateSelected(var date);

    Keys.forwardTo: [weekViewPath]

    flickable: null

    Action {

        id: calendarTodayAction

        objectName:"todaybutton"

        iconName: "calendar-today"

        text: i18n.tr("Today")

        onTriggered: {

            dayStart = new Date()

        }

    }

    head {

        actions: [

            calendarTodayAction,

            commonHeaderActions.newEventAction,

            commonHeaderActions.showCalendarAction,

            commonHeaderActions.reloadAction

        ]

        contents: Label {

            id:monthYear

            objectName:"monthYearLabel"

            fontSize: "x-large"

            text: i18n.tr(dayStart.toLocaleString(Qt.locale(),i18n.tr("MMMM yyyy")))

        }

    }

    Column {

        anchors.fill: parent

        anchors.topMargin: units.gu(1)

        spacing: units.gu(1)

        TimeLineHeader{

            id: weekHeader

            objectName: "weekHeader"

            type: ViewType.ViewTypeWeek

            date: firstDay

            onDateSelected: {

                weekViewPage.dateSelected(date);

            }

        }

        PathViewBase{

            id: weekViewPath

            objectName: "weekViewPath"

            width: parent.width

            height: weekViewPage.height - weekViewPath.y

            //This is used to scroll all view together when currentItem scrolls

            property var childContentY;

            onNextItemHighlighted: {

                nextWeek();

                weekHeader.incrementCurrentIndex()

            }

            onPreviousItemHighlighted: {

                previousWeek();

                weekHeader.decrementCurrentIndex()

            }

            function nextWeek() {

                dayStart = firstDay.addDays(7);

            }

            function previousWeek(){

                dayStart = firstDay.addDays(-7);

            }

            delegate: TimeLineBaseComponent {

                id: timeLineView

                type: ViewType.ViewTypeWeek

                width: parent.width

                height: parent.height

                isActive: timeLineView.PathView.isCurrentItem

                startDay: firstDay.addDays( weekViewPath.indexType(index) * 7)

                Connections{

                    target: weekViewPage

                    onIsCurrentPageChanged:{

                        if(weekViewPage.isCurrentPage){

                            timeLineView.scrollToCurrentTime();

                        }

                    }

                }

                //get contentY value from PathView, if its not current Item

                Binding{

                    target: timeLineView

                    property: "contentY"

                    value: weekViewPath.childContentY;

                    when: !timeLineView.PathView.isCurrentItem

                }

                //set PathView's contentY property, if its current item

                Binding{

                    target: weekViewPath

                    property: "childContentY"

                    value: contentY

                    when: timeLineView.PathView.isCurrentItem

                }

            }

        }

    }

}