From ebe7a7444df1340698d175b7e524824c9dcecb37 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Jean-Philippe=20Bruy=C3=A8re?= <jp_bruyere@hotmail.com>
Date: Wed, 22 Sep 2021 06:22:39 +0000
Subject: [PATCH] add virtual onSelectedItemChanged in TemplatedGroup

---
 Crow/src/Widgets/ScrollingStack.cs | 20 ++++++++++----------
 Crow/src/Widgets/TemplatedGroup.cs |  5 ++++-
 Directory.Build.props              |  2 +-
 Samples/ShowCase/ShowCase.cs       |  1 +
 4 files changed, 16 insertions(+), 12 deletions(-)

diff --git a/Crow/src/Widgets/ScrollingStack.cs b/Crow/src/Widgets/ScrollingStack.cs
index 6bda175c..07f968a0 100644
--- a/Crow/src/Widgets/ScrollingStack.cs
+++ b/Crow/src/Widgets/ScrollingStack.cs
@@ -47,7 +47,7 @@ namespace Crow {
 				NotifyValueChangedAuto (maxScroll);
 				//RegisterForGraphicUpdate ();
 			}
-		}		
+		}
 
 
 
@@ -84,11 +84,11 @@ namespace Crow {
 			Widget go = sender as Widget;
 
 			if (Orientation == Orientation.Horizontal) {
-				if (arg.LayoutType == LayoutingType.Width && itemSize < go.Slot.Width) 
+				if (arg.LayoutType == LayoutingType.Width && itemSize < go.Slot.Width)
 					itemSize = go.Slot.Width;
 			} else if (arg.LayoutType == LayoutingType.Height && itemSize < go.Slot.Height)
 				itemSize = go.Slot.Height;
-			
+
 			base.OnChildLayoutChanges (sender, arg);
 			DbgLogger.EndEvent(DbgEvtType.GOOnChildLayoutChange);
 		}
@@ -105,7 +105,7 @@ namespace Crow {
 		{
 			DbgLogger.StartEvent (DbgEvtType.GODraw, this);
 
-			base.onDraw (gr);			
+			base.onDraw (gr);
 
 			if (ClipToClientRect) {
 				gr.Save ();
@@ -115,7 +115,7 @@ namespace Crow {
 			}
 
 			childrenRWLock.EnterReadLock ();
-			try	{				
+			try	{
 				for (int i = Scroll; i < Children.Count && i < Scroll + visibleItems; i++) {
 					if (!Children[i].IsVisible)
 						continue;
@@ -177,10 +177,10 @@ namespace Crow {
 			}/*else
 				Console.WriteLine("GROUP REPAINT WITH EMPTY CLIPPING");*/
 			paintCache (ctx, Slot + Parent.ClientRectangle.Position);
-			DbgLogger.EndEvent(DbgEvtType.GOUpdateCache);				
-		}		
+			DbgLogger.EndEvent(DbgEvtType.GOUpdateCache);
+		}
+
 
-		
 		public override void checkHoverWidget (MouseMoveEventArgs e) {
 			base.checkHoverWidget (e);//TODO:check if not possible to put it at beginning of meth to avoid doubled check to DropTarget.
 			if (!childrenRWLock.TryEnterReadLock (10))
@@ -197,9 +197,9 @@ namespace Crow {
 			}
 		}
 		/// <summary> Process scrolling vertically, or if shift is down, vertically </summary>
-		public override void onMouseWheel (object sender, MouseWheelEventArgs e) {			
+		public override void onMouseWheel (object sender, MouseWheelEventArgs e) {
 			e.Handled = true;
-			Scroll += e.Delta * itemSize;			
+			Scroll += e.Delta * itemSize;
 			base.onMouseWheel (sender, e);
 		}
 	}
diff --git a/Crow/src/Widgets/TemplatedGroup.cs b/Crow/src/Widgets/TemplatedGroup.cs
index e67625fe..bc00a0f3 100644
--- a/Crow/src/Widgets/TemplatedGroup.cs
+++ b/Crow/src/Widgets/TemplatedGroup.cs
@@ -203,9 +203,12 @@ namespace Crow {
 
 				NotifyValueChanged ("SelectedItem", SelectedItem);
 				NotifyValueChanged ("SelectedIndex", SelectedIndex);
-				SelectedItemChanged.Raise (this, new SelectionChangeEventArgs (SelectedItem));
+				onSelectedItemChanged (this, new SelectionChangeEventArgs (SelectedItem));
 			}
 		}
+		public virtual void onSelectedItemChanged (object sender, SelectionChangeEventArgs e) {
+			SelectedItemChanged.Raise (sender, e);
+		}
 		[XmlIgnore]public virtual int SelectedIndex{
 			get => selectedItemContainer == null ? -1 : itemsContainer.Children.IndexOf (selectedItemContainer);
 			set {
diff --git a/Directory.Build.props b/Directory.Build.props
index ba354726..a0ea5fb5 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -15,7 +15,7 @@
 
 		<!-- Compile with logging enabled, this will slow down apps, use this only
 			 for debugging purpose-->
-		<CrowDebugLogEnabled>true</CrowDebugLogEnabled>
+		<CrowDebugLogEnabled>false</CrowDebugLogEnabled>
 
 		<!-- Collect several statistics on widgets-->
 		<CrowDebugStatsEnabled>false</CrowDebugStatsEnabled>
diff --git a/Samples/ShowCase/ShowCase.cs b/Samples/ShowCase/ShowCase.cs
index 37582cfe..71556f01 100644
--- a/Samples/ShowCase/ShowCase.cs
+++ b/Samples/ShowCase/ShowCase.cs
@@ -79,6 +79,7 @@ namespace ShowCase
 		}
 
 		void showError (Exception ex) {
+			Console.WriteLine (ex);
 			NotifyValueChanged ("ErrorMessage", ex);
 			NotifyValueChanged ("ShowError", true);
 		}
-- 
2.47.3