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我想將我的數據庫中的ECH_INTITULE與listview行的值進行比較,但是我的問題是我無法訪問我的Linq中的Listview項目在這裏查詢獲取WPF Listview行的值,並使用Linq查詢將其與數據庫字段進行比較
是我的列表視圖我的XAML代碼:
<ListView x:Name="listView" SelectedItem="{Binding SelectedItem}" ItemsSource="{Binding}" DataContext="query" HorizontalAlignment="Left" Height="430" Margin="24,47,0,0" VerticalAlignment="Top" Width="940" >
<ListView.View>
<GridView x:Name="gridView">
<GridViewColumn Header="Fournisseur" DisplayMemberBinding="{Binding fournisseur}" Width="280"/>
<GridViewColumn Header ="Adresse Mail" DisplayMemberBinding="{Binding email}" Width="270"/>
<GridViewColumn Header ="Date" DisplayMemberBinding="{Binding date}" Width="150"/>
<GridViewColumn Header="Fichier CSV" DisplayMemberBinding="{Binding xxx}" Width="105"/>
<GridViewColumn Header="Fichier PDF" DisplayMemberBinding="{Binding xxx}" Width="105"/>
</GridView>
</ListView.View>
</ListView>
,這裏是我的C#代碼:
//Generate CSV Files for each item in the Listview
CsvFileDescription outpCsvFileDescription = new CsvFileDescription
{
SeparatorChar = ',',
FirstLineHasColumnNames = true
};
for (int i = 0; i < listView.Items.Count; i++)
{
var infoEcheances = from f in db.F_ECHEANCES
//where f.ECH_Intitule == ???
select new { f.ECH_Intitule, f.ECH_DateEch, f.CG_Num, f.ECH_Piece, f.ECH_RefPiece, f.ECH_Montant, f.ECH_Libelle };
CsvContext cc = new CsvContext();
string myPath = @"C:\Users\DefaultAccount\Desktop\Projet Top Of Travel\FichiersCSV\";
string filename = string.Format("Facture{0}.csv", i);
string finalPath = System.IO.Path.Combine(myPath, filename);
cc.Write(infoEcheances, finalPath, outpCsvFileDescription);
}
我有一個錯誤:對象不包含f的定義。所以它不接受參數ECH_INTITULE:listview,Items [1] .f.ECH_INTITULE –
這是我給出的樣例。您必須根據您的要求將其替換爲您的項目名稱 – ViVi