win10 uwp 绑定多数据

经常我们需要绑定的数据有多个,当添加到集合控件的对象类型结构比较复杂,我们希望自己来定义排版布局,这时可以使用ItemTemplate用资源的定义

现在有数据
caddressBook

    public class caddressBook
    {
        public caddressBook()
        {

        }
        /// <summary>
        /// 标识符
        /// </summary>
        public string id
        {
            set;
            get;
        }
        /// <summary>
        /// 通讯人姓名
        /// </summary>
        public string name
        {
            set;
            get;
        }
        /// <summary>
        /// 联系方式
        /// </summary>
        public string contact
        {
            set;
            get;
        }
        /// <summary>
        /// 工作地点
        /// </summary>
        public string address
        {
            set;
            get;
        }
        /// <summary>
         /// 城市
         /// </summary>
        public string city
        {
            set;
            get;
        }
        /// <summary>
        /// 备注
        /// </summary>
        public string comment
        {
            set;
            get;
        }
    }

我们在MainPage.xaml用

    <Page.Resources>
        <DataTemplate x:Key="xaddressBook">
        <Grid>
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="auto"/>
                <ColumnDefinition Width="auto"/>
                <ColumnDefinition Width="auto"/>
                <ColumnDefinition Width="auto"/>
                <ColumnDefinition Width="auto"/>
            </Grid.ColumnDefinitions>
            <!--通讯人姓名、联系方式、工作地点、城市、备注-->
            <TextBlock Grid.Column="0" >
                    通讯人姓名:
                    <Run Text="{Binding name}"/>  
                    <LineBreak/>
                    联系方式:
                    <Run Text="{Binding contact}"/>
                    <LineBreak/>
                    工作地点:
                    <Run Text="{Binding address}"/>
                    <LineBreak/>
                    城市:
                    <Run Text="{Binding city}"/>
                    <LineBreak/>
                    备注:
                    <Run Text="{Binding remark}"/>
                    <LineBreak/>
            </TextBlock>           
        </Grid>
    </DataTemplate>
    </Page.Resources>

列表

<ListView ItemTemplate="{StaticResource xaddressBook}" ItemsSource="{x:Bind view.addressBook,Mode=OneWay}"/>

使用System.Collections.ObjectModel.ObservableCollection来作为list资源。

viewModel

        public System.Collections.ObjectModel.ObservableCollection<caddressBook> addressBook
        {
            set;
            get;
        }
            = new System.Collections.ObjectModel.ObservableCollection<caddressBook>()
        {
                new caddressBook()
                {
                    name ="张三",
                    contact ="1",
                    address ="中国",
                    city =" ",
                    comment =" "
                } ,
                new caddressBook()
                {
                    name ="张三",
                    contact ="1",
                    address ="中国",
                    city =" ",
                    comment =" "
                }
        };

因为想一个名字不是很简单,我就使用contact 不同来认为是不同的

修改addressBook前台会更新,ObservableCollection是包含了INotifyPropertyChanged

        /// <summary>
        /// 修改
        /// </summary>
        public void modify()
        {
            var taddressBook = new caddressBook()
            {
                name = "张三" ,
                contact = "2" ,
                address = "中国" ,
                city = " " ,
                comment = " "
            };
            addressBook.Add(taddressBook);
        }

运行ObservableCollection

点击添加addressBook

代码:https://code.csdn.net/lindexi_gd/lindexi_gd/tree/master/observable_collection

<script type="text/javascript"> $(function () { $('pre.prettyprint code').each(function () { var lines = $(this).text().split('\n').length; var $numbering = $('<ul/>').addClass('pre-numbering').hide(); $(this).addClass('has-numbering').parent().append($numbering); for (i = 1; i <= lines; i++) { $numbering.append($('<li/>').text(i)); }; $numbering.fadeIn(1700); }); }); </script>
posted @ 2015-11-20 17:03  lindexi  阅读(178)  评论(0编辑  收藏  举报