Release

Author: BionicCode

BionicCode.Net/BionicCode.Controls.Net.Core.Wpf/BionicCode.Controls.Net.Core.Wpf.csproj

@@ -6,6 +6,10 @@
     <ApplicationIcon>logo.ico</ApplicationIcon>
   </PropertyGroup>
 
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
+    <DocumentationFile>D:\-Programming-\C#\GitOpenSourceRepository\BionicCode.Net\BionicCode.Net\BionicCode.Controls.Net.Core.Wpf\BionicCode.Controls.Net.Core.Wpf.xml</DocumentationFile>
+  </PropertyGroup>
+
   <ItemGroup>
     <Page Update="Themes\Generic.xaml">
       <SubType>Designer</SubType>

BionicCode.Net/BionicCode.Controls.Net.Core.Wpf/BionicCode.Controls.Net.Core.Wpf.xml

@@ -3,7 +3,7 @@
 using System.Windows.Controls;
 using System.Windows.Input;
 
-namespace BionicCode.Controls.Net.Core.Wpf
+namespace BionicCode.Controls.Net.Core.Wpf.Control
 {
   /// <summary>
   /// Follow steps 1a or 1b and then 2 to use this custom control in a XAML file.

BionicCode.Net/BionicCode.Controls.Net.Core.Wpf/ClosableTabControl.cs renamed to BionicCode.Net/BionicCode.Controls.Net.Core.Wpf/Control/ClosableTabControl.cs

@@ -12,7 +12,7 @@
 
 #endregion
 
-namespace BionicCode.Controls.Net.Core.Wpf
+namespace BionicCode.Controls.Net.Core.Wpf.Control
 {
   /// <summary>
   /// Implement this interface to apply a custom highlight style for more complex scenarios e.g., code editors.

BionicCode.Net/BionicCode.Controls.Net.Core.Wpf/HighlightRichTextBox.cs renamed to BionicCode.Net/BionicCode.Controls.Net.Core.Wpf/Control/HighlightRichTextBox.cs

@@ -8,7 +8,7 @@
 using System.Windows.Data;
 using System.Windows.Input;
 
-namespace BionicCode.Controls.Net.Core.Wpf
+namespace BionicCode.Controls.Net.Core.Wpf.Control
 {
   /// <summary>
   /// Follow steps 1a or 1b and then 2 to use this custom control in a XAML file.

BionicCode.Net/BionicCode.Controls.Net.Core.Wpf/NormalizingNumericTextBox.cs renamed to BionicCode.Net/BionicCode.Controls.Net.Core.Wpf/Control/NormalizingNumericTextBox.cs

@@ -0,0 +1,127 @@
+using System.Collections.Specialized;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Media;
+
+namespace BionicCode.Controls.Net.Core.Wpf.Control
+{
+  public enum ItemsUpdatingScrollMode
+  {
+    Default = 0,
+    KeepItemsInView, // Adjusts the scroll offset to keep the first visible item in the viewport when items are added to the ItemsSource.
+    KeepLastItemInView, // Adjusts the scroll offset to keep the last visible item in the viewport when items are added to the ItemsSource.
+    KeepScrollOffset // Maintains the scroll offset relative to the beginning of the list, forcing items in the viewport to move down when items are added to the ItemsSource.
+  }
+
+  public class ScrollModeListBox : System.Windows.Controls.ListBox
+    {
+      public static readonly DependencyProperty ItemsUpdatingScrollModeProperty = DependencyProperty.Register(
+        "ItemsUpdatingScrollMode",
+        typeof(ItemsUpdatingScrollMode),
+        typeof(ScrollModeListBox),
+        new PropertyMetadata(default(ItemsUpdatingScrollMode)));
+
+      public ItemsUpdatingScrollMode ItemsUpdatingScrollMode
+      {
+        get => (ItemsUpdatingScrollMode) GetValue(ScrollModeListBox.ItemsUpdatingScrollModeProperty);
+        set => SetValue(ScrollModeListBox.ItemsUpdatingScrollModeProperty, value);
+      }
+
+      private ScrollViewer ScrollViewer { get; set; }
+
+      public ScrollModeListBox()
+      {
+        this.ItemsUpdatingScrollMode = ItemsUpdatingScrollMode.KeepScrollOffset;
+      }
+
+      #region Overrides of FrameworkElement
+
+      /// <inheritdoc />
+      public override void OnApplyTemplate()
+      {
+        base.OnApplyTemplate();
+        if (TryFindVisualChildElement(this, out ScrollViewer scrollViewer))
+        {
+          this.ScrollViewer = scrollViewer;
+        }
+      }
+
+      #endregion
+
+      #region Overrides of ListView
+
+      /// <inheritdoc />
+      protected override void OnItemsChanged(NotifyCollectionChangedEventArgs e)
+      {
+        base.OnItemsChanged(e);
+        if (this.ScrollViewer == null)
+        {
+          return;
+        }
+
+        double verticalOffset;
+        switch (this.ItemsUpdatingScrollMode)
+        {
+          case ItemsUpdatingScrollMode.Default:
+          case ItemsUpdatingScrollMode.KeepScrollOffset:
+            return;
+          case ItemsUpdatingScrollMode.KeepItemsInView:
+            switch (e.Action)
+            {
+              case NotifyCollectionChangedAction.Add when e.NewItems != null:
+
+                // Check if insert or add
+                verticalOffset = e.NewStartingIndex < this.ScrollViewer.VerticalOffset
+                  ? this.ScrollViewer.VerticalOffset + e.NewItems.Count
+                  : this.ScrollViewer.VerticalOffset;
+                break;
+              case NotifyCollectionChangedAction.Remove when e.OldItems != null:
+                verticalOffset = this.ScrollViewer.VerticalOffset - e.OldItems.Count;
+                break;
+              default:
+                verticalOffset = this.ScrollViewer.VerticalOffset;
+                break;
+            }
+
+            break;
+          case ItemsUpdatingScrollMode.KeepLastItemInView:
+            verticalOffset = this.ScrollViewer.ScrollableHeight;
+            break;
+          default:
+            return;
+        }
+
+        this.ScrollViewer?.ScrollToVerticalOffset(verticalOffset);
+      }
+
+
+      #endregion
+
+    public bool TryFindVisualChildElement<TChild>(DependencyObject parent, out TChild childElement)
+        where TChild : FrameworkElement
+      {
+        childElement = null;
+        if (parent == null)
+        {
+          return false;
+        }
+
+        for (int i = 0; i < VisualTreeHelper.GetChildrenCount(parent); i++)
+        {
+          DependencyObject child = VisualTreeHelper.GetChild(parent, i);
+          if (child is TChild resultElement)
+          {
+            childElement = resultElement;
+            return true;
+          }
+
+          if (TryFindVisualChildElement(child, out childElement))
+          {
+            return true;
+          }
+        }
+
+        return false;
+      }
+  }
+}

BionicCode.Net/BionicCode.Controls.Net.Core.Wpf/Control/ScrollModeListBox.cs

@@ -1,7 +1,7 @@
 <ResourceDictionary
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-    xmlns:wpf="clr-namespace:BionicCode.Controls.Net.Core.Wpf">
+    xmlns:wpf="clr-namespace:BionicCode.Controls.Net.Core.Wpf.Control">
   <Style TargetType="wpf:NormalizingNumericTextBox">
     <Setter Property="BorderThickness" Value="1" />
     <Setter Property="BorderBrush" Value="DarkGray" />