From 70bc9b89acaaf2473b7103d723e94e7f320f5e2f Mon Sep 17 00:00:00 2001
From: ClemensFischer <fischer.clemens@gmail.com>
Date: Fri, 31 May 2024 10:40:29 +0200
Subject: [PATCH] MapItemsControl SelectionChanged handling in sample
 applications

---
 SampleApps/AvaloniaApp/MainWindow.axaml      | 1 +
 SampleApps/AvaloniaApp/MainWindow.axaml.cs   | 7 +++++++
 SampleApps/Shared/MapViewModel.cs            | 2 +-
 SampleApps/WinUiApp/MainWindow.xaml          | 1 +
 SampleApps/WinUiApp/MainWindow.xaml.cs       | 6 ++++++
 SampleApps/WpfApplication/MainWindow.xaml    | 3 ++-
 SampleApps/WpfApplication/MainWindow.xaml.cs | 8 +++++++-
 7 files changed, 25 insertions(+), 3 deletions(-)

diff --git a/SampleApps/AvaloniaApp/MainWindow.axaml b/SampleApps/AvaloniaApp/MainWindow.axaml
index 6148cba6..4f58356c 100644
--- a/SampleApps/AvaloniaApp/MainWindow.axaml
+++ b/SampleApps/AvaloniaApp/MainWindow.axaml
@@ -19,6 +19,7 @@
             <map:MapItemsControl ItemsSource="{Binding Pushpins}"
                                  SelectedItem="{Binding SelectedPushpin}"
                                  SelectionMode="Multiple"
+                                 SelectionChanged="MapItemsControlSelectionChanged"
                                  DoubleTapped="MapItemsControlDoubleTapped">
                 <map:MapItemsControl.Styles>
                     <Style Selector="map|MapItem">
diff --git a/SampleApps/AvaloniaApp/MainWindow.axaml.cs b/SampleApps/AvaloniaApp/MainWindow.axaml.cs
index 60932d43..fb7b0395 100644
--- a/SampleApps/AvaloniaApp/MainWindow.axaml.cs
+++ b/SampleApps/AvaloniaApp/MainWindow.axaml.cs
@@ -4,7 +4,9 @@ using Avalonia.Media;
 using MapControl;
 using MapControl.UiTools;
 using System;
+using System.Diagnostics;
 using System.IO;
+using System.Linq;
 
 namespace SampleApplication
 {
@@ -72,6 +74,11 @@ namespace SampleApplication
 
         partial void AddTestLayers();
 
+        private void MapItemsControlSelectionChanged(object? sender, SelectionChangedEventArgs e)
+        {
+            Debug.WriteLine("SelectedItems: " + string.Join(", ", ((MapItemsControl)sender).SelectedItems.OfType<PointItem>().Select(item => item.Name)));
+        }
+
         private void MapItemsControlDoubleTapped(object sender, TappedEventArgs e)
         {
             e.Handled = true; // prevent MapDoubleTapped
diff --git a/SampleApps/Shared/MapViewModel.cs b/SampleApps/Shared/MapViewModel.cs
index 14403a0a..138889d4 100644
--- a/SampleApps/Shared/MapViewModel.cs
+++ b/SampleApps/Shared/MapViewModel.cs
@@ -29,7 +29,7 @@ namespace SampleApplication
             set
             {
                 selectedPushpin = value;
-                Debug.WriteLine(selectedPushpin?.Name);
+                Debug.WriteLine("SelectedPushpin: " + (selectedPushpin?.Name ?? "None"));
             }
         }
 
diff --git a/SampleApps/WinUiApp/MainWindow.xaml b/SampleApps/WinUiApp/MainWindow.xaml
index 0eb863c6..99028b31 100644
--- a/SampleApps/WinUiApp/MainWindow.xaml
+++ b/SampleApps/WinUiApp/MainWindow.xaml
@@ -177,6 +177,7 @@
                                  SelectedItem="{Binding SelectedPushpin, Mode=TwoWay}"
                                  SelectionMode="Multiple"
                                  LocationMemberPath="Location"
+                                 SelectionChanged="MapItemsControlSelectionChanged"
                                  DoubleTapped="MapItemsControlDoubleTapped"/>
 
             <map:MapPath Location="53.5,8.2" Stroke="Blue" StrokeThickness="3" Fill="#1F007F00">
diff --git a/SampleApps/WinUiApp/MainWindow.xaml.cs b/SampleApps/WinUiApp/MainWindow.xaml.cs
index e7c5640f..60c911d6 100644
--- a/SampleApps/WinUiApp/MainWindow.xaml.cs
+++ b/SampleApps/WinUiApp/MainWindow.xaml.cs
@@ -3,6 +3,7 @@ using MapControl.UiTools;
 using Microsoft.UI;
 using Microsoft.UI.Input;
 using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
 using Microsoft.UI.Xaml.Input;
 using Microsoft.UI.Xaml.Media;
 using System;
@@ -82,6 +83,11 @@ namespace SampleApplication
 
         partial void AddTestLayers();
 
+        private void MapItemsControlSelectionChanged(object sender, SelectionChangedEventArgs e)
+        {
+            Debug.WriteLine("SelectedItems: " + string.Join(", ", ((MapItemsControl)sender).SelectedItems.OfType<PointItem>().Select(item => item.Name)));
+        }
+
         private void MapItemsControlDoubleTapped(object sender, DoubleTappedRoutedEventArgs e)
         {
             e.Handled = true; // prevent MapDoubleTapped
diff --git a/SampleApps/WpfApplication/MainWindow.xaml b/SampleApps/WpfApplication/MainWindow.xaml
index 54d5f57a..d85f4d23 100644
--- a/SampleApps/WpfApplication/MainWindow.xaml
+++ b/SampleApps/WpfApplication/MainWindow.xaml
@@ -137,7 +137,8 @@
             <map:MapItemsControl ItemContainerStyle="{StaticResource PushpinItemStyle}"
                                  ItemsSource="{Binding Pushpins}"
                                  SelectedItem="{Binding SelectedPushpin}"
-                                 SelectionMode="Multiple"/>
+                                 SelectionMode="Multiple"
+                                 SelectionChanged="MapItemsControlSelectionChanged"/>
 
             <map:Pushpin AutoCollapse="True" Location="65,-18" Content="Iceland"/>
             <map:Pushpin AutoCollapse="True" Location="71,25" Content="Norway"/>
diff --git a/SampleApps/WpfApplication/MainWindow.xaml.cs b/SampleApps/WpfApplication/MainWindow.xaml.cs
index c3cf98cb..bb552c96 100644
--- a/SampleApps/WpfApplication/MainWindow.xaml.cs
+++ b/SampleApps/WpfApplication/MainWindow.xaml.cs
@@ -6,6 +6,7 @@ using System.Globalization;
 using System.IO;
 using System.Linq;
 using System.Windows;
+using System.Windows.Controls;
 using System.Windows.Input;
 using System.Windows.Media;
 
@@ -20,7 +21,7 @@ namespace SampleApplication
             //TileImageLoader.Cache = new MapControl.Caching.SQLiteCache(TileImageLoader.DefaultCacheFolder);
             //TileImageLoader.Cache = new RedisCache(Options.Create(new RedisCacheOptions
             //{
-            //    Configuration = "localhost:6379",
+            //    Configuration = "T400:6379",
             //    InstanceName = "MapTileCache/"
             //}));
 
@@ -82,6 +83,11 @@ namespace SampleApplication
 
         partial void AddTestLayers();
 
+        private void MapItemsControlSelectionChanged(object sender, SelectionChangedEventArgs e)
+        {
+            Debug.WriteLine("SelectedItems: " + string.Join(", ", ((MapItemsControl)sender).SelectedItems.OfType<PointItem>().Select(item => item.Name)));
+        }
+
         private void ResetHeadingButtonClick(object sender, RoutedEventArgs e)
         {
             map.TargetHeading = 0d;