Add context menus for data grids (Delete, Enable, Disable)

Author: awulkiew

solution/GraphicalDebugging/GeometryWatchControl.xaml

@@ -60,6 +60,14 @@
                       BeginningEdit="dataGrid_BeginningEdit"
                       CellEditEnding="dataGrid_CellEditEnding"
                       PreviewMouseLeftButtonDown="dataGrid_PreviewMouseLeftButtonDown">
+                <DataGrid.ContextMenu>
+                    <ContextMenu x:Name="dataGridContextMenu">
+                        <MenuItem x:Name="dataGridContextMenuEnable" Header="Enable" Click="dataGridContextMenuEnable_Click" />
+                        <MenuItem x:Name="dataGridContextMenuDisable" Header="Disable" Click="dataGridContextMenuDisable_Click" />
+                        <Separator />
+                        <MenuItem x:Name="dataGridContextMenuDelete" Header="Delete" Click="dataGridContextMenuDelete_Click" />
+                    </ContextMenu>
+                </DataGrid.ContextMenu>
                 <DataGrid.ColumnHeaderStyle>
                     <Style TargetType="{x:Type DataGridColumnHeader}">
                         <Setter Property="Background" Value="{DynamicResource VsBrush.GridHeadingBackground}" />

solution/GraphicalDebugging/GeometryWatchControl.xaml.cs

@@ -546,5 +546,25 @@ private void colorTextBlock_MouseDown(object sender, System.Windows.Input.MouseB
                 }
             }
         }
+
+        private void dataGridContextMenuDelete_Click(object sender, RoutedEventArgs e)
+        {
+            Util.RemoveDataGridItems(dataGrid, Geometries,
+                (int selectIndex) => ResetAt(new GeometryItem(), selectIndex),
+                (GeometryItem geometry) => m_colorIds.Push(geometry.ColorId),
+                () => UpdateItems(false));
+        }
+
+        private void dataGridContextMenuEnable_Click(object sender, RoutedEventArgs e)
+        {
+            Util.EnableDataGridItems(dataGrid, Geometries,
+                (GeometryItem geometry) => geometry.IsEnabled = true);
+        }
+
+        private void dataGridContextMenuDisable_Click(object sender, RoutedEventArgs e)
+        {
+            Util.EnableDataGridItems(dataGrid, Geometries,
+                (GeometryItem geometry) => geometry.IsEnabled = false);
+        }
     }
 }

solution/GraphicalDebugging/GraphicalWatchControl.xaml

@@ -29,6 +29,11 @@
                   BeginningEdit="dataGrid_BeginningEdit"
                   CellEditEnding="dataGrid_CellEditEnding"
                   PreviewMouseLeftButtonDown="dataGrid_PreviewMouseLeftButtonDown">
+            <DataGrid.ContextMenu>
+                <ContextMenu x:Name="dataGridContextMenu">
+                    <MenuItem x:Name="dataGridContextMenuDelete" Header="Delete" Click="dataGridContextMenuDelete_Click" />
+                </ContextMenu>
+            </DataGrid.ContextMenu>
             <DataGrid.ColumnHeaderStyle>
                 <Style TargetType="{x:Type DataGridColumnHeader}">
                     <Setter Property="Background" Value="{DynamicResource VsBrush.GridHeadingBackground}" />

solution/GraphicalDebugging/GraphicalWatchControl.xaml.cs

@@ -271,5 +271,13 @@ private void imageItem_Reset(object sender, RoutedEventArgs e)
                 UpdateItem(false, i);
             }
         }
+
+        private void dataGridContextMenuDelete_Click(object sender, RoutedEventArgs e)
+        {
+            Util.RemoveDataGridItems(dataGrid, Variables,
+                (int selectIndex) => ResetAt(new GraphicalItem(), selectIndex),
+                (GraphicalItem variable) => { },
+                () => { });
+        }
     }
 }

solution/GraphicalDebugging/PlotWatchControl.xaml

@@ -56,6 +56,14 @@
                       BeginningEdit="dataGrid_BeginningEdit"
                       CellEditEnding="dataGrid_CellEditEnding"
                       PreviewMouseLeftButtonDown="dataGrid_PreviewMouseLeftButtonDown">
+                <DataGrid.ContextMenu>
+                    <ContextMenu x:Name="dataGridContextMenu">
+                        <MenuItem x:Name="dataGridContextMenuEnable" Header="Enable" Click="dataGridContextMenuEnable_Click" />
+                        <MenuItem x:Name="dataGridContextMenuDisable" Header="Disable" Click="dataGridContextMenuDisable_Click" />
+                        <Separator />
+                        <MenuItem x:Name="dataGridContextMenuDelete" Header="Delete" Click="dataGridContextMenuDelete_Click" />
+                    </ContextMenu>
+                </DataGrid.ContextMenu>
                 <DataGrid.ColumnHeaderStyle>
                     <Style TargetType="{x:Type DataGridColumnHeader}">
                         <Setter Property="Background" Value="{DynamicResource VsBrush.GridHeadingBackground}" />

solution/GraphicalDebugging/PlotWatchControl.xaml.cs

@@ -9,6 +9,7 @@ namespace GraphicalDebugging
     using System;
     using System.Collections.ObjectModel;
     using System.Drawing;
+    using System.Reflection;
     using System.Windows;
     using System.Windows.Controls;
     using System.Windows.Media.Imaging;
@@ -553,5 +554,25 @@ private void colorTextBlock_MouseDown(object sender, System.Windows.Input.MouseB
                 }
             }
         }
+
+        private void dataGridContextMenuDelete_Click(object sender, RoutedEventArgs e)
+        {
+            Util.RemoveDataGridItems(dataGrid, Plots,
+                (int selectIndex) => ResetAt(new PlotItem(), selectIndex),
+                (PlotItem plot) => m_colorIds.Push(plot.ColorId),
+                () => UpdateItems(false));
+        }
+
+        private void dataGridContextMenuEnable_Click(object sender, RoutedEventArgs e)
+        {
+            Util.EnableDataGridItems(dataGrid, Plots,
+                (PlotItem plot) => plot.IsEnabled = true);
+        }
+
+        private void dataGridContextMenuDisable_Click(object sender, RoutedEventArgs e)
+        {
+            Util.EnableDataGridItems(dataGrid, Plots,
+                (PlotItem plot) => plot.IsEnabled = false);
+        }
     }
 }

solution/GraphicalDebugging/Util.cs

@@ -466,6 +466,29 @@ public static void DataGridItemPropertyChanged<Item>(System.Windows.Controls.Dat
                                         delegate (int index) { } );
         }
 
+        public delegate void ItemEnablePredicate<Item>(Item item);
+        public static void EnableDataGridItems<Item>(System.Windows.Controls.DataGrid dataGrid,
+                                                     System.Collections.ObjectModel.ObservableCollection<Item> itemsCollection,
+                                                     ItemEnablePredicate<Item> enablePredicate)
+        {
+            if (dataGrid.SelectedItems.Count < 1)
+                return;
+
+            int[] indexes = new int[dataGrid.SelectedItems.Count];
+            int i = 0;
+            foreach (var item in dataGrid.SelectedItems)
+            {
+                indexes[i] = dataGrid.Items.IndexOf(item);
+                ++i;
+            }
+
+            foreach (int index in indexes)
+            {
+                Item item = itemsCollection[index];
+                enablePredicate(item);
+            }
+        }
+
         // https://softwaremechanik.wordpress.com/2013/10/02/how-to-make-all-wpf-datagrid-cells-have-a-single-click-to-edit/
         public static void DataGridSingleClickHack(DependencyObject originalSource)
         {