From acc9f03e34d12ac6f3f1a2196b2aa14d8d135a73 Mon Sep 17 00:00:00 2001
From: workgroupengineering <workgroupengineering@users.noreply.github.com>
Date: Wed, 3 Jan 2024 08:58:20 +0100
Subject: [PATCH] feat(DevTools): Add LaunchView property to DevToolsOptions
 (#14008)

* feat(DevTools): Add LaunchView property to DevToolsOptions

Allow set the initial diagnostic view when launch DevTools

* fix: Address review
---
 .../Diagnostics/DevToolsOptions.cs            |  5 +++++
 .../Diagnostics/DevToolsViewKind.cs           | 20 +++++++++++++++++++
 .../Diagnostics/ViewModels/MainViewModel.cs   |  1 +
 3 files changed, 26 insertions(+)
 create mode 100644 src/Avalonia.Diagnostics/Diagnostics/DevToolsViewKind.cs

diff --git a/src/Avalonia.Diagnostics/Diagnostics/DevToolsOptions.cs b/src/Avalonia.Diagnostics/Diagnostics/DevToolsOptions.cs
index 909c2baa9c..b2d1ab98c9 100644
--- a/src/Avalonia.Diagnostics/Diagnostics/DevToolsOptions.cs
+++ b/src/Avalonia.Diagnostics/Diagnostics/DevToolsOptions.cs
@@ -52,5 +52,10 @@ namespace Avalonia.Diagnostics
         /// Get or set Focus Highlighter <see cref="Brush"/>
         /// </summary>
         public IBrush? FocusHighlighterBrush { get; set; }
+
+        /// <summary>
+        /// Set the <see cref="DevToolsViewKind">kind</see> of diagnostic view that show at launch of DevTools
+        /// </summary>
+        public DevToolsViewKind LaunchView { get; init; }
     }
 }
diff --git a/src/Avalonia.Diagnostics/Diagnostics/DevToolsViewKind.cs b/src/Avalonia.Diagnostics/Diagnostics/DevToolsViewKind.cs
new file mode 100644
index 0000000000..f7cf23be86
--- /dev/null
+++ b/src/Avalonia.Diagnostics/Diagnostics/DevToolsViewKind.cs
@@ -0,0 +1,20 @@
+namespace Avalonia.Diagnostics;
+
+/// <summary>
+/// Kinds of diagnostic views available in DevTools
+/// </summary>
+public enum DevToolsViewKind
+{
+    /// <summary>
+    /// The Logical Tree diagnostic view
+    /// </summary>
+    LogicalTree,
+    /// <summary>
+    /// The Visual Tree diagnostic view
+    /// </summary>
+    VisualTree,
+    /// <summary>
+    /// Events diagnostic view
+    /// </summary>
+    Events,
+}
diff --git a/src/Avalonia.Diagnostics/Diagnostics/ViewModels/MainViewModel.cs b/src/Avalonia.Diagnostics/Diagnostics/ViewModels/MainViewModel.cs
index 4cb4162af5..5daa480702 100644
--- a/src/Avalonia.Diagnostics/Diagnostics/ViewModels/MainViewModel.cs
+++ b/src/Avalonia.Diagnostics/Diagnostics/ViewModels/MainViewModel.cs
@@ -338,6 +338,7 @@ namespace Avalonia.Diagnostics.ViewModels
             StartupScreenIndex = options.StartupScreenIndex;
             ShowImplementedInterfaces = options.ShowImplementedInterfaces;
             FocusHighlighter = options.FocusHighlighterBrush;
+            SelectedTab = (int)options.LaunchView;
         }
 
         public bool ShowImplementedInterfaces