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我有longlistselector一个datatemplate喜欢imagetext和两个buttons,现在我想做的是,当我items在 longlistselector 中选择时,相应的项目buttons将可见

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1 回答 1

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将您的 LongListSelector 与 Selected 项目属性绑定,当您的选择发生更改时,将调用该属性,您可以获取选择的元素,然后更改按钮的可见性...

<ls:LongListSelector Margin="0,10,0,10" ItemsSource="{Binding attractionlist,Mode=TwoWay,UpdateSourceTrigger=Default}" SelectedItem="{Binding SelectedAttractionDetail,Mode=TwoWay,UpdateSourceTrigger=Default}" >

然后做一个这样的财产..

            private ObservableCollection<AttractionDetails> _attractionlist;
            public ObservableCollection<AttractionDetails> attractionlist
            {
                get
                {
                    return _attractionlist;
                }
                set
                {
                    _attractionlist = value;
                    RaisePropertyChanged("attractionlist");

                   // Change visibility here
                }
            }
于 2013-07-02T09:32:04.787 回答