Added DGGroupSortFilterExample for issue #8, filtering works, groupin…

…g works, sorting is iffy
stewienj · Feb 3, 2021 · c594ea3 · c594ea3
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diff --git a/ExamplesAndTests/DGGroupSortFilterExample/App.xaml b/ExamplesAndTests/DGGroupSortFilterExample/App.xaml
@@ -0,0 +1,9 @@
+<Application x:Class="EditableDataGridTest.App"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:local="clr-namespace:EditableDataGridTest"
+             StartupUri="MainWindow.xaml">
+    <Application.Resources>
+
+    </Application.Resources>
+</Application>
diff --git a/ExamplesAndTests/DGGroupSortFilterExample/App.xaml.cs b/ExamplesAndTests/DGGroupSortFilterExample/App.xaml.cs
@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Configuration;
+using System.Data;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Windows;
+
+namespace EditableDataGridTest
+{
+	/// <summary>
+	/// Interaction logic for App.xaml
+	/// </summary>
+	public partial class App : Application
+	{
+	}
+}
diff --git a/ExamplesAndTests/DGGroupSortFilterExample/AssemblyInfo.cs b/ExamplesAndTests/DGGroupSortFilterExample/AssemblyInfo.cs
@@ -0,0 +1,10 @@
+using System.Windows;
+
+[assembly: ThemeInfo(
+	ResourceDictionaryLocation.None, //where theme specific resource dictionaries are located
+									 //(used if a resource is not found in the page,
+									 // or application resource dictionaries)
+	ResourceDictionaryLocation.SourceAssembly //where the generic resource dictionary is located
+											  //(used if a resource is not found in the page,
+											  // app, or any theme specific resource dictionaries)
+)]
diff --git a/ExamplesAndTests/DGGroupSortFilterExample/Controls/CompleteConverter.cs b/ExamplesAndTests/DGGroupSortFilterExample/Controls/CompleteConverter.cs
@@ -0,0 +1,33 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Data;
+
+namespace DGGroupSortFilterExample.Controls
+{
+    [ValueConversion(typeof(Boolean), typeof(String))]
+    public class CompleteConverter : IValueConverter
+    {
+        // This converter changes the value of a Tasks Complete status from true/false to a string value of
+        // "Complete"/"Active" for use in the row group header.
+        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            bool complete = (bool)value;
+            if (complete)
+                return "Complete";
+            else
+                return "Active";
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            string strComplete = (string)value;
+            if (strComplete == "Complete")
+                return true;
+            else
+                return false;
+        }
+    }
+}
diff --git a/ExamplesAndTests/DGGroupSortFilterExample/Controls/DataGridTestControl.xaml b/ExamplesAndTests/DGGroupSortFilterExample/Controls/DataGridTestControl.xaml
@@ -0,0 +1,86 @@
+<UserControl x:Class="DGGroupSortFilterExample.Controls.DataGridTestControl"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:local="clr-namespace:DGGroupSortFilterExample.Controls"
+             xmlns:scm="clr-namespace:System.ComponentModel;assembly=WindowsBase"
+             mc:Ignorable="d" 
+             d:DesignHeight="450" d:DesignWidth="800">
+    <UserControl.Resources>
+        <local:CompleteConverter x:Key="completeConverter" />
+        <CollectionViewSource x:Key="cvsTasks" Source="{Binding EditableProjectList}" 
+                              Filter="CollectionViewSource_Filter">
+            <CollectionViewSource.SortDescriptions>
+                <scm:SortDescription PropertyName="ProjectName"/>
+                <scm:SortDescription PropertyName="Complete" />
+                <scm:SortDescription PropertyName="DueDate" />
+            </CollectionViewSource.SortDescriptions>
+            <CollectionViewSource.GroupDescriptions>
+                <PropertyGroupDescription PropertyName="ProjectName"/>
+                <PropertyGroupDescription PropertyName="Complete"/>
+            </CollectionViewSource.GroupDescriptions>
+        </CollectionViewSource>
+    </UserControl.Resources>
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition />
+            <RowDefinition Height="30" />
+        </Grid.RowDefinitions>
+        <DataGrid x:Name="dataGrid1"
+                  ItemsSource="{Binding Source={StaticResource cvsTasks}}"
+                  CanUserAddRows="False">
+            <DataGrid.GroupStyle>
+                <!-- Style for groups at top level. -->
+                <GroupStyle>
+                    <GroupStyle.ContainerStyle>
+                        <Style TargetType="{x:Type GroupItem}">
+                            <Setter Property="Margin" Value="0,0,0,5"/>
+                            <Setter Property="Template">
+                                <Setter.Value>
+                                    <ControlTemplate TargetType="{x:Type GroupItem}">
+                                        <Expander IsExpanded="True" Background="#FF112255" BorderBrush="#FF002255" Foreground="#FFEEEEEE" BorderThickness="1,1,1,5">
+                                            <Expander.Header>
+                                                <DockPanel>
+                                                    <TextBlock FontWeight="Bold" Text="{Binding Path=Name}" Margin="5,0,0,0" Width="100"/>
+                                                    <TextBlock FontWeight="Bold" Text="{Binding Path=ItemCount}"/>
+                                                </DockPanel>
+                                            </Expander.Header>
+                                            <Expander.Content>
+                                                <ItemsPresenter />
+                                            </Expander.Content>
+                                        </Expander>
+                                    </ControlTemplate>
+                                </Setter.Value>
+                            </Setter>
+                        </Style>
+                    </GroupStyle.ContainerStyle>
+                </GroupStyle>
+                <!-- Style for groups under the top level. -->
+                <GroupStyle>
+                    <GroupStyle.HeaderTemplate>
+                        <DataTemplate>
+                            <DockPanel Background="LightBlue">
+                                <TextBlock Text="{Binding Path=Name, Converter={StaticResource completeConverter}}" Foreground="Blue" Margin="30,0,0,0" Width="100"/>
+                                <TextBlock Text="{Binding Path=ItemCount}" Foreground="Blue"/>
+                            </DockPanel>
+                        </DataTemplate>
+                    </GroupStyle.HeaderTemplate>
+                </GroupStyle>
+            </DataGrid.GroupStyle>
+            <DataGrid.RowStyle>
+                <Style TargetType="DataGridRow">
+                    <Setter Property="Foreground" Value="Black" />
+                    <Setter Property="Background" Value="White" />
+                </Style>
+            </DataGrid.RowStyle>
+        </DataGrid>
+        <StackPanel Orientation="Horizontal" Grid.Row="1">
+            <CheckBox x:Name="cbCompleteFilter" VerticalAlignment="Center"
+                      Checked="CompleteFilter_Changed" Unchecked="CompleteFilter_Changed">Filter completed items</CheckBox>
+            <Button Content="Remove Groups" Margin="10,2,2,2" Click="UngroupButton_Click" />
+            <Button Content="Group by Project/Status" Margin="2" Click="GroupButton_Click" />
+            <CheckBox VerticalAlignment="Center" IsChecked="{Binding ContinuouslyAddItems}" Grid.Column="0">Continuously Add Items</CheckBox>
+        </StackPanel>
+    </Grid>
+</UserControl>
diff --git a/ExamplesAndTests/DGGroupSortFilterExample/Controls/DataGridTestControl.xaml.cs b/ExamplesAndTests/DGGroupSortFilterExample/Controls/DataGridTestControl.xaml.cs
@@ -0,0 +1,71 @@
+using DGGroupSortFilterExample.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Diagnostics;
+using System.Linq;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace DGGroupSortFilterExample.Controls
+{
+    /// <summary>
+    /// Interaction logic for DataGridTestControl.xaml
+    /// </summary>
+    public partial class DataGridTestControl : UserControl
+    {
+        public DataGridTestControl()
+        {
+            DataContext = new DataGridTestViewModel();
+            InitializeComponent();
+        }
+
+        private void UngroupButton_Click(object sender, RoutedEventArgs e)
+        {
+            ICollectionView cvTasks = CollectionViewSource.GetDefaultView(dataGrid1.ItemsSource);
+            if (cvTasks != null)
+            {
+                cvTasks.GroupDescriptions.Clear();
+            }
+        }
+
+        private void GroupButton_Click(object sender, RoutedEventArgs e)
+        {
+            ICollectionView cvTasks = CollectionViewSource.GetDefaultView(dataGrid1.ItemsSource);
+            if (cvTasks != null && cvTasks.CanGroup == true)
+            {
+                cvTasks.GroupDescriptions.Clear();
+                cvTasks.GroupDescriptions.Add(new PropertyGroupDescription("ProjectName"));
+                cvTasks.GroupDescriptions.Add(new PropertyGroupDescription("Complete"));
+            }
+        }
+
+        private void CompleteFilter_Changed(object sender, RoutedEventArgs e)
+        {
+            // Refresh the view to apply filters.
+            CollectionViewSource.GetDefaultView(dataGrid1.ItemsSource).Refresh();
+        }
+
+        private void CollectionViewSource_Filter(object sender, FilterEventArgs e)
+        {
+            if (e.Item is ProjectDetails t)
+            {
+                // If filter is turned on, filter completed items.
+                if (cbCompleteFilter?.IsChecked == true && t.Complete == true)
+                    e.Accepted = false;
+                else
+                    e.Accepted = true;
+            }
+        }
+    }
+}
diff --git a/ExamplesAndTests/DGGroupSortFilterExample/DGGroupSortFilterExample.csproj b/ExamplesAndTests/DGGroupSortFilterExample/DGGroupSortFilterExample.csproj
@@ -0,0 +1,17 @@
+<Project Sdk="Microsoft.NET.Sdk.WindowsDesktop">
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net461</TargetFramework>
+    <UseWPF>true</UseWPF>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Xaml.Behaviors.Wpf" Version="1.1.31" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\Swordfish.NET.CollectionsV3\Swordfish.NET.CollectionsV3.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/ExamplesAndTests/DGGroupSortFilterExample/MainWindow.xaml b/ExamplesAndTests/DGGroupSortFilterExample/MainWindow.xaml
@@ -0,0 +1,12 @@
+<Window x:Class="DGGroupSortFilterExample.MainWindow"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:DGGroupSortFilterExample.Controls"
+        mc:Ignorable="d"
+        Title="Editable DataGrid Test" Height="600" Width="600">
+    <Grid>
+        <local:DataGridTestControl/>
+    </Grid>
+</Window>
diff --git a/ExamplesAndTests/DGGroupSortFilterExample/MainWindow.xaml.cs b/ExamplesAndTests/DGGroupSortFilterExample/MainWindow.xaml.cs
@@ -0,0 +1,30 @@
+using DGGroupSortFilterExample.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace DGGroupSortFilterExample
+{
+	/// <summary>
+	/// Interaction logic for MainWindow.xaml
+	/// </summary>
+	public partial class MainWindow : Window
+	{
+		public MainWindow()
+		{
+            DataContext = new DataGridTestViewModel();
+            InitializeComponent();
+		}
+	}
+}