From 0cdc4d1dd5bd95283bfa93b83ca4d2cbd75ed809 Mon Sep 17 00:00:00 2001
From: Ashok Gelal <ashokgelal@gmail.com>
Date: Thu, 16 Mar 2017 16:49:25 -0600
Subject: [PATCH] Can add/override a custom resource for a window.

Also updated sample app to show how.
---
 src/Magpie/Magpie.Example/MainWindow.xaml.cs | 18 ++++++-
 src/Magpie/Magpie/Views/MainWindow.xaml      |  3 +-
 src/Magpie/Magpie/Views/MainWindow.xaml.cs   | 53 +++++++++++++-------
 3 files changed, 54 insertions(+), 20 deletions(-)

diff --git a/src/Magpie/Magpie.Example/MainWindow.xaml.cs b/src/Magpie/Magpie.Example/MainWindow.xaml.cs
index 7cb057d..8406b1e 100644
--- a/src/Magpie/Magpie.Example/MainWindow.xaml.cs
+++ b/src/Magpie/Magpie.Example/MainWindow.xaml.cs
@@ -1,6 +1,8 @@
 using System.Reflection;
 using System.Windows;
+using MagpieUpdater.Interfaces;
 using MagpieUpdater.Services;
+using MagpieUpdater.Views;
 
 namespace MagpieExample
 {
@@ -24,7 +26,7 @@ public MainWindow()
             InitializeComponent();
             CurrentVersion.Content = "Current version: " + Assembly.GetEntryAssembly().GetName().Version;
             SelectedChannel = 1;
-            _magpie = new Magpie(MakeAppInfo(SelectedChannel));
+            _magpie = new ExampleMagpie(MakeAppInfo(SelectedChannel));
             _magpie.CheckInBackground();
         }
 
@@ -64,4 +66,18 @@ private void DailyBuildChannel_OnClick(object sender, RoutedEventArgs e)
             _magpie.SwitchSubscribedChannel(SelectedChannel);
         }
     }
+
+    public class ExampleMagpie : Magpie
+    {
+        public ExampleMagpie(AppInfo appInfo, IDebuggingInfoLogger debuggingInfoLogger = null, IAnalyticsLogger analyticsLogger = null) 
+            : base(appInfo, debuggingInfoLogger, analyticsLogger)
+        {
+        }
+
+        protected override void SetOwner(Window window)
+        {
+            base.SetOwner(window);
+            window.AddCustomResource("_downloadNow", "What?");
+        }
+    }
 }
\ No newline at end of file
diff --git a/src/Magpie/Magpie/Views/MainWindow.xaml b/src/Magpie/Magpie/Views/MainWindow.xaml
index b420dad..455e195 100644
--- a/src/Magpie/Magpie/Views/MainWindow.xaml
+++ b/src/Magpie/Magpie/Views/MainWindow.xaml
@@ -99,7 +99,8 @@
                    Margin="10"
                    HorizontalAlignment="Stretch"
                    LastChildFill="False">
-            <Button Click="SkipThisVersion_OnClick"
+            <Button MinWidth="150"
+                    Click="SkipThisVersion_OnClick"
                     Content="{DynamicResource _skipVersion}"
                     DockPanel.Dock="Left"
                     IsCancel="True"
diff --git a/src/Magpie/Magpie/Views/MainWindow.xaml.cs b/src/Magpie/Magpie/Views/MainWindow.xaml.cs
index 2edab5d..2b4ca6e 100644
--- a/src/Magpie/Magpie/Views/MainWindow.xaml.cs
+++ b/src/Magpie/Magpie/Views/MainWindow.xaml.cs
@@ -29,24 +29,8 @@ public MainWindow()
         {
             InitializeComponent();
             SetValue(NoIconBehavior.ShowIconProperty, false);
-            AddCustomStyles();
-        }
-
-        private void AddCustomStyles()
-        {
-            try
-            {
-                var styles = string.Format("/{0};component/{1}", new AssemblyAccessor().AssemblyName, CustomStylesFilename);
-                var res = (ResourceDictionary) Application.LoadComponent(new Uri(styles, UriKind.Relative));
-                if (res != null)
-                {
-                    Resources.MergedDictionaries.Add(res);
-                }
-            }
-            catch (Exception)
-            {
-                // no problem
-            }
+            var styles = string.Format("/{0};component/{1}", new AssemblyAccessor().AssemblyName, CustomStylesFilename);
+            this.AddCustomStyles(styles);
         }
 
         private void PoweredBy_RequestNavigate(object sender, RequestNavigateEventArgs e)
@@ -106,6 +90,39 @@ static void OnHtmlChanged(DependencyObject dependencyObject, DependencyPropertyC
         }
     }
 
+    public static class WindowExtension
+    {
+        public static bool AddCustomStyles(this Window window, string styleResourceFile)
+        {
+            try
+            {
+                var res = (ResourceDictionary)Application.LoadComponent(new Uri(styleResourceFile, UriKind.Relative));
+                if (res != null)
+                {
+                    window.Resources.MergedDictionaries.Add(res);
+                }
+                return true;
+            }
+            catch (Exception)
+            {
+                return false;
+            }
+        }
+
+        public static bool AddCustomResource(this Window window, string key, string value)
+        {
+            try
+            {
+                window.Resources[key] = value;
+                return true;
+            }
+            catch (Exception)
+            {
+                return false;
+            }
+        }
+    }
+
     internal class NoIconBehavior
     {
         private const int GwlExstyle = -20;