From 84d06a638b86338332be52aa0d7ba4ba50f88a65 Mon Sep 17 00:00:00 2001
From: BDisp <bd.bdisp@gmail.com>
Date: Sun, 15 Nov 2020 11:36:43 +0000
Subject: [PATCH 1/2] Fixes #1002. Added a AutoSize property to the View class.

---
 Terminal.Gui/Core/View.cs | 56 +++++++++++++++++++++++++++++----------
 1 file changed, 42 insertions(+), 14 deletions(-)

diff --git a/Terminal.Gui/Core/View.cs b/Terminal.Gui/Core/View.cs
index 9661da7a6..dc6374904 100644
--- a/Terminal.Gui/Core/View.cs
+++ b/Terminal.Gui/Core/View.cs
@@ -122,6 +122,7 @@ namespace Terminal.Gui {
 		View container = null;
 		View focused = null;
 		Direction focusDirection;
+		bool autoSize;
 
 		TextFormatter textFormatter;
 
@@ -1899,25 +1900,27 @@ namespace Terminal.Gui {
 			get => textFormatter.Text;
 			set {
 				textFormatter.Text = value;
-				if (textFormatter.Size != Bounds.Size && (((width == null || width is Dim.DimAbsolute) && Bounds.Width == 0)
-					|| ((height == null || height is Dim.DimAbsolute) && Bounds.Height == 0))) {
-					Bounds = new Rect (Bounds.X, Bounds.Y, textFormatter.Size.Width, textFormatter.Size.Height);
-					if (width == null) {
-						width = Bounds.Width;
-					} else if (width is Dim.DimAbsolute) {
-						width = Math.Max (Bounds.Width, height.Anchor (Bounds.Width));
-					}
-					if (height == null) {
-						height = Bounds.Height;
-					} else if (height is Dim.DimAbsolute) {
-						height = Math.Max (Bounds.Height, height.Anchor (Bounds.Height));
-					}
-				}
+				ResizeView (autoSize);
 				SetNeedsLayout ();
 				SetNeedsDisplay ();
 			}
 		}
 
+		/// <summary>
+		/// Used by <see cref="Text"/> to resize the view's <see cref="Bounds"/> with the <see cref="TextFormatter.Size"/>.
+		/// </summary>
+		public virtual bool AutoSize {
+			get => autoSize;
+			set {
+				var v = ResizeView (value);
+				if (autoSize != v) {
+					autoSize = v;
+					SetNeedsLayout ();
+					SetNeedsDisplay ();
+				}
+			}
+		}
+
 		/// <summary>
 		/// Gets or sets how the View's <see cref="Text"/> is aligned horizontally when drawn. Changing this property will redisplay the <see cref="View"/>.
 		/// </summary>
@@ -1945,6 +1948,31 @@ namespace Terminal.Gui {
 			return $"{GetType ().Name}({Id})({Frame})";
 		}
 
+		bool ResizeView (bool autoSize)
+		{
+			if (textFormatter.Size != Bounds.Size && (((width == null || width is Dim.DimAbsolute) && (Bounds.Width == 0
+				|| autoSize && Bounds.Width != textFormatter.Size.Width))
+				|| ((height == null || height is Dim.DimAbsolute) && (Bounds.Height == 0
+				|| autoSize && Bounds.Height != textFormatter.Size.Height)))) {
+				Bounds = new Rect (Bounds.X, Bounds.Y, textFormatter.Size.Width, textFormatter.Size.Height);
+				if (width == null) {
+					width = Bounds.Width;
+				} else if (width is Dim.DimAbsolute) {
+					width = Math.Max (Bounds.Width, height.Anchor (Bounds.Width));
+				} else {
+					return false;
+				}
+				if (height == null) {
+					height = Bounds.Height;
+				} else if (height is Dim.DimAbsolute) {
+					height = Math.Max (Bounds.Height, height.Anchor (Bounds.Height));
+				} else {
+					return false;
+				}
+			}
+			return autoSize;
+		}
+
 		/// <summary>
 		/// Specifies the event arguments for <see cref="MouseEvent"/>
 		/// </summary>

From b460ee712dc94ffd83e05db72b0611f78e8a5f6b Mon Sep 17 00:00:00 2001
From: BDisp <bd.bdisp@gmail.com>
Date: Tue, 17 Nov 2020 16:12:01 +0000
Subject: [PATCH 2/2] Added more documentation  to the AutoSize property.

---
 Terminal.Gui/Core/View.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Terminal.Gui/Core/View.cs b/Terminal.Gui/Core/View.cs
index dc6374904..add994704 100644
--- a/Terminal.Gui/Core/View.cs
+++ b/Terminal.Gui/Core/View.cs
@@ -1908,6 +1908,9 @@ namespace Terminal.Gui {
 
 		/// <summary>
 		/// Used by <see cref="Text"/> to resize the view's <see cref="Bounds"/> with the <see cref="TextFormatter.Size"/>.
+		/// Setting <see cref="Auto"/> to true only work if the <see cref="Width"/> and <see cref="Height"/> are null or
+		///   <see cref="LayoutStyle.Absolute"/> values and doesn't work with <see cref="LayoutStyle.Computed"/> layout,
+		///   to avoid breaking the <see cref="Pos"/> and <see cref="Dim"/> settings.
 		/// </summary>
 		public virtual bool AutoSize {
 			get => autoSize;