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  • Committer: mhall119
  • Date: 2013-07-24 21:24:52 UTC
  • mto: This revision was merged to the branch mainline in revision 83.
  • Revision ID: mhall119@ubuntu.com-20130724212452-y181o9l9f4v3gm2z
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EventView.qml
 
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import QtQuick 2.0
 
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import Ubuntu.Components 0.1
 
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import "dateExt.js" as DateExt
 
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PathView {
 
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    id: eventView
 
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    property var currentDayStart: (new Date()).midnight()
 
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    property string eventViewType: "DiaryView.qml";
 
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    signal incrementCurrentDay
 
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    signal decrementCurrentDay
 
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    signal newEvent()
 
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    QtObject {
 
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        id: intern
 
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        property int currentIndexSaved: 0
 
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        property int currentIndex: 0
 
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        property var currentDayStart: (new Date()).midnight()
 
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    }
 
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    onCurrentIndexChanged: {
 
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        var delta = currentIndex - intern.currentIndexSaved
 
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        if (intern.currentIndexSaved == count - 1 && currentIndex == 0) delta = 1
 
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        if (intern.currentIndexSaved == 0 && currentIndex == count - 1) delta = -1
 
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        intern.currentIndexSaved = currentIndex
 
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        if (delta > 0) incrementCurrentDay()
 
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        else decrementCurrentDay()
 
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    }
 
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    onCurrentDayStartChanged: {
 
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        if (!moving) intern.currentDayStart = currentDayStart
 
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    }
 
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    onMovementEnded: {
 
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        intern.currentDayStart = currentDayStart
 
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        intern.currentIndex = currentIndex
 
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    }
 
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    preferredHighlightBegin: 0.5
 
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    preferredHighlightEnd: 0.5
 
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    highlightRangeMode: PathView.StrictlyEnforceRange
 
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    path: Path {
 
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        startX: -eventView.width; startY: eventView.height / 2
 
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        PathLine { relativeX: eventView.width; relativeY: 0 }
 
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        PathLine { relativeX: eventView.width; relativeY: 0 }
 
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        PathLine { relativeX: eventView.width; relativeY: 0 }
 
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    }
 
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    snapMode: PathView.SnapOneItem
 
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    model: 3
 
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    delegate: Loader {
 
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        id: eventViewDelegate
 
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        width: eventView.width
 
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        height: eventView.height
 
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        source: eventView.eventViewType
 
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        property var dayStart: {
 
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            if (index == intern.currentIndex) return intern.currentDayStart
 
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            var previousIndex = intern.currentIndex > 0 ? intern.currentIndex - 1 : 2
 
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            if (index === previousIndex) return intern.currentDayStart.addDays(-1)
 
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            return intern.currentDayStart.addDays(1)
 
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        }
 
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        onLoaded: {
 
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            item.newEvent.connect(eventView.newEvent);
 
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        }
 
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        Binding {
 
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            target: item
 
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            property: "dayStart"
 
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            value: eventViewDelegate.dayStart
 
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        }
 
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        //share state from delegate to eventView, if state change is from current delegate
 
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        Binding {
 
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            target: eventView
 
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            property: "state"
 
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            value: eventViewDelegate.item.state;
 
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            when: index == eventView.currentIndex
 
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        }
 
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        //share state from eventview to delegate, so that all delegate share the same state
 
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        Binding{
 
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            target: eventViewDelegate.item
 
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            property: "state"
 
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            value: eventView.state
 
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        }
 
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    }
 
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}