<Grid x:Name="LayoutRoot" Background="White" Height="322" Width="502">
<sdk:DataGrid AutoGenerateColumns="False" Height="176" HorizontalAlignment="Left" Margin="60,57,0,0" Name="dg" VerticalAlignment="Top" Width="246" > <sdk:DataGrid.Columns> <sdk:DataGridTemplateColumn Width="60" > <sdk:DataGridTemplateColumn.CellTemplate> <DataTemplate> <StackPanel Orientation="Horizontal"> <CheckBox x:Name="ck" Tag="{Binding Title}" ></CheckBox> </StackPanel> </DataTemplate> </sdk:DataGridTemplateColumn.CellTemplate> </sdk:DataGridTemplateColumn> <sdk:DataGridTextColumn Header="Title " Binding="{Binding Title }"></sdk:DataGridTextColumn> <sdk:DataGridTextColumn Header="Memo" Binding="{Binding Memo }"></sdk:DataGridTextColumn> <sdk:DataGridTemplateColumn Header="城市"> <sdk:DataGridTemplateColumn.CellTemplate> <DataTemplate> <ComboBox x:Name="cityData" Loaded="City_Loaded" Tag="{Binding Kind}" SelectionChanged="cityData_SelectionChanged" /> </DataTemplate> </sdk:DataGridTemplateColumn.CellTemplate> </sdk:DataGridTemplateColumn> </sdk:DataGrid.Columns> </sdk:DataGrid> <Button Content="保存" Height="23" HorizontalAlignment="Left" Margin="60,11,0,0" Name="btnSave" VerticalAlignment="Top" Width="75" Click="btnSave_Click" /> <Button Content="加载新值" Height="23" HorizontalAlignment="Left" Margin="154,11,0,0" Name="btnLoadNew" VerticalAlignment="Top" Width="75" Click="btnLoadNew_Click" /> <Button Content="删除" Height="23" HorizontalAlignment="Left" Margin="250,11,0,0" Name="btnDel" VerticalAlignment="Top" Width="75" Click="btnDel_Click" /> <CheckBox Content="全选" Height="16" HorizontalAlignment="Left" Margin="60,62,0,0" Name="ckAll" VerticalAlignment="Top" Click="ckAll_Click" /> </Grid> public partial class BB : UserControl
{ List<TestItem> list = new List<TestItem>(); public List<City> listCity = new List<City>(); List<TestItem> lstSave = new List<TestItem>(); public BB() { InitializeComponent(); list.Add(new TestItem() { Title = "第一行", Memo = "Hello", Kind = "0311", Count = 100 }); list.Add(new TestItem() { Title = "第二行", Memo = "Hello", Kind = "0311", Count = 100 }); list.Add(new TestItem() { Title = "第三行", Memo = "Hello", Kind = "", Count = 100 }); listCity.Add(new City() { Name = "石家庄", ValueName = "0311" });
listCity.Add(new City() { Name = "北京", ValueName = "011" }); dg.ItemsSource = list; } private void City_Loaded(object sender, RoutedEventArgs e)
{ ComboBox comboBox = sender as ComboBox; comboBox.ItemsSource = listCity; comboBox.DisplayMemberPath = "Name"; comboBox.SelectedItem = (from model in listCity where model.ValueName == comboBox.Tag.ToString() select model).FirstOrDefault(); } private void cityData_SelectionChanged(object sender, SelectionChangedEventArgs e)
{ ComboBox comboBox = sender as ComboBox; } private void btnLoadNew_Click(object sender, RoutedEventArgs e) { dg.ItemsSource = null; dg.ItemsSource = lstSave; } private void btnSave_Click(object sender, RoutedEventArgs e)
{ lstSave.Clear(); foreach (object ovj in dg.ItemsSource) { TestItem newModel = ovj as TestItem; ComboBox comb = dg.Columns[3].GetCellContent(ovj).FindName("cityData") as ComboBox; lstSave.Add(new TestItem() { Title = "jpl", Memo = newModel.Memo, Kind = (comb.SelectedItem as City).ValueName }); } }
private void ckAll_Click(object sender, RoutedEventArgs e)
{ if (dg.ItemsSource != null) { if (this.ckAll.IsChecked.Value)//全选 { foreach (object ovj in dg.ItemsSource) { CheckBox cb1 = dg.Columns[0].GetCellContent(ovj).FindName("ck") as CheckBox; //cb为 cb1.IsChecked = true;
} } else//取消 { foreach (object obj in dg.ItemsSource) { CheckBox cb2 = dg.Columns[0].GetCellContent(obj).FindName("ck") as CheckBox; cb2.IsChecked = false;
} } } } private void btnDel_Click(object sender, RoutedEventArgs e)
{ List<TestItem> delItem = new List<TestItem>();
delItem.Clear(); foreach (object ovj in dg.ItemsSource) { CheckBox cb1 = dg.Columns[0].GetCellContent(ovj).FindName("ck") as CheckBox; //cb为 TestItem objSel = (from model in list
where model.Title == cb1.Tag.ToString() select model).FirstOrDefault(); if (cb1.IsChecked == true) { delItem.Add(objSel); } } foreach (TestItem ovj in delItem) { list.Remove(ovj); } dg.ItemsSource = null;
dg.ItemsSource = list; }
} public class TestItem
{ public String Title { get; set; } public String Memo { get; set; } public String Kind { get; set; } public int Count { get; set; } }
public class City { public string Name { get; set; } public string ValueName { get; set; } }
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