网格视图Qml项目隐藏单元格

Question

我在QML中遇到了GridView的问题，我创建了一个月的日历，GridView的每个单元格都是一天，并且在当天为每个事件放置一个项目时，我尝试在单元格，但当我尝试向右移动时，隐藏在GridView的单元格中，当我将项目移动到左边的单元格时，这不会发生，附加完整的代码，以防我有alguan想法修复，问候

https://onedrive.live.com/redir?resid=1D667C304F6D1F70!1638&authkey=!AP_pyb07rfu1Gg0&ithint=file%2c.zip

Main.qml

import QtQuick 2.2
import QtQuick.Window 2.1

Window {
visible: true
width: 360
height: 360

GridView
{
     id: grid
     x:0
     y:0
     interactive: false//para que no se mueva la rejilla

     highlightFollowsCurrentItem: false
     highlightRangeMode:GridView.StrictlyEnforceRange
     anchors.bottom: parent.bottom
     width: parent.width
     cellWidth: parent.width / 7
     cellHeight: parent.height / 6
     anchors.top://parte para inculir la fila del nombre de las fechas
     {
         return parent.top
     }
     model: 42
     delegate: MonthCellBig{}

     flickableChildren: MouseArea
     {
         anchors.fill: parent
         onClicked:
         {
             mouseToPosition(mouse.x, mouse.y)
         }
     }
 }
    //necesario para crear un nuevo item
    function mouseToTimePosition(mouseX, mouseY)
    {
        //if(mouseY < 0 || mouseY > appwnd.height) return;

        var columnID = Math.floor(mouseX / grid.cellWidth);
        var rowID = Math.floor(mouseY / grid.cellHeight);
        var offset = Math.floor(((rowID * 7) + columnID) + 1);

        //var day = offset - m_monthStartAt + 1;

        return {dia: offset}
    }

    // para conseguir el dia donde ha echo click el usuario
    function mouseToPosition(mouseX, mouseY)
    {
        var cellData = mouseToTimePosition(mouseX, mouseY)
        //console.log(cellData.dia)
    }

}

MonthCellBig.qml

import QtQuick 2.0
Rectangle
{
id: parentRectangle
width: grid.cellWidth - 1
height: grid.cellHeight - 1


Rectangle
{
    id: rectangleCell
    color: "transparent"
    anchors.fill: parent
    //para la separacion entre las lineas del rectangle
    anchors.leftMargin: -1
    anchors.rightMargin: -1
    anchors.topMargin: -1
    anchors.bottomMargin: -1

    Column
    {
        id:columnItem
        //y: txtNumberDay.height + 3
        spacing: 2

        Repeater
        {
            model: 2
            Rectangle
            {
                id: itemData

                width: rectangleCell.width; height: txtItem.height; radius: 10; color: "green"

                Text
                {
                    id: txtItem
                    text: qsTr("text")
                }

                MouseArea
                {
                    id: mouseArea
                    acceptedButtons: Qt.LeftButton
                    anchors.fill: parent
                    width: grid.rectWidth - 5
                    height: grid.rectHeight - 5
                    drag.target: itemData
                    drag.axis: Drag.XAxis

                    //onClicked:{ grid.End; console.log("EEE");}
                }
            }
        }
    }
}

}