[mac] Fix group editor layout

1 files changed, 94 insertions, 0 deletions

diff --git a/Xamarin.PropertyEditing.Mac/Controls/PropertyContainer.cs b/Xamarin.PropertyEditing.Mac/Controls/PropertyContainer.cs
new file mode 100644
index 0000000..f2b212f
--- /dev/null
+++ b/Xamarin.PropertyEditing.Mac/Controls/PropertyContainer.cs
@@ -0,0 +1,94 @@
+using System;
+using AppKit;
+
+namespace Xamarin.PropertyEditing.Mac
+{
+	internal class PropertyContainer
+		: NSView
+	{
+		public PropertyContainer (IHostResourceProvider hostResources, INativeContainer nativeView, bool includePropertyButton, float vertInset = 0)
+		{
+			if (hostResources == null)
+				throw new ArgumentNullException (nameof (hostResources));
+
+			NativeContainer = nativeView;
+
+			AddSubview (this.label);
+
+			AddConstraints (new[] {
+				NSLayoutConstraint.Create (this.label, NSLayoutAttribute.Right, NSLayoutRelation.Equal, this, NSLayoutAttribute.Right, Mac.Layout.GoldenRatioLeft, 0f),
+				NSLayoutConstraint.Create (this.label, NSLayoutAttribute.Height, NSLayoutRelation.Equal, 1f, 18),
+			});
+
+			if (NativeContainer != null) {
+				AddSubview (NativeContainer.NativeView);
+				NativeContainer.NativeView.TranslatesAutoresizingMaskIntoConstraints = false;
+
+				if (NativeContainer.NativeView is PropertyEditorControl pec && pec.FirstKeyView != null) {
+					AddConstraint (NSLayoutConstraint.Create (this.label, NSLayoutAttribute.CenterY, NSLayoutRelation.Equal, pec.FirstKeyView, NSLayoutAttribute.CenterY, 1, 0));
+				} else {
+					AddConstraint (NSLayoutConstraint.Create (this.label, NSLayoutAttribute.Top, NSLayoutRelation.Equal, this, NSLayoutAttribute.Top, 1, 3));
+				}
+
+				AddConstraints (new[] {
+					NSLayoutConstraint.Create (NativeContainer.NativeView, NSLayoutAttribute.CenterY, NSLayoutRelation.Equal, this, NSLayoutAttribute.CenterY, 1f, 0f),
+					NSLayoutConstraint.Create (NativeContainer.NativeView, NSLayoutAttribute.Left, NSLayoutRelation.Equal, this.label, NSLayoutAttribute.Right, 1f, LabelToControlSpacing),
+					NSLayoutConstraint.Create (NativeContainer.NativeView, NSLayoutAttribute.Height, NSLayoutRelation.Equal, this, NSLayoutAttribute.Height, 1f, vertInset)
+				});
+
+				if (includePropertyButton) {
+					this.propertyButton = new PropertyButton (hostResources) {
+						TranslatesAutoresizingMaskIntoConstraints = false
+					};
+
+					AddSubview (this.propertyButton);
+					AddConstraints (new[] {
+						NSLayoutConstraint.Create (this.propertyButton, NSLayoutAttribute.CenterY, NSLayoutRelation.Equal, this.label, NSLayoutAttribute.CenterY, 1, 0),
+						NSLayoutConstraint.Create (NativeContainer.NativeView, NSLayoutAttribute.Right, NSLayoutRelation.Equal, this.propertyButton, NSLayoutAttribute.Left, 1f, -EditorToButtonSpacing),
+						NSLayoutConstraint.Create (this.propertyButton, NSLayoutAttribute.Right, NSLayoutRelation.Equal, this, NSLayoutAttribute.Right, 1f, -ButtonToWallSpacing),
+						NSLayoutConstraint.Create (this.propertyButton, NSLayoutAttribute.Width, NSLayoutRelation.Equal, 1f, PropertyButton.DefaultSize),
+					});
+				} else {
+					AddConstraint (NSLayoutConstraint.Create (NativeContainer.NativeView, NSLayoutAttribute.Right, NSLayoutRelation.Equal, this, NSLayoutAttribute.Right, 1f, 0f));
+				}
+			} else {
+				AddConstraint (NSLayoutConstraint.Create (this.label, NSLayoutAttribute.CenterY, NSLayoutRelation.Equal, this, NSLayoutAttribute.CenterY, 1, 0));
+			}
+		}
+
+		public string Label
+		{
+			get { return this.label.StringValue; }
+			set
+			{
+				this.label.StringValue = value + ":";
+				this.label.ToolTip = value;
+			}
+		}
+
+		protected INativeContainer NativeContainer
+		{
+			get;
+		}
+
+		protected UnfocusableTextField LabelControl => this.label;
+
+		protected PropertyButton PropertyButton => this.propertyButton;
+
+		internal const float LabelToControlSpacing = 13f;
+		internal static float PropertyTotalWidth => PropertyButton.DefaultSize + ButtonToWallSpacing + EditorToButtonSpacing;
+
+		private const float EditorToButtonSpacing = 4f;
+		private const float ButtonToWallSpacing = 9f;
+
+		private readonly IHostResourceProvider hostResources;
+		private readonly PropertyButton propertyButton;
+		private readonly UnfocusableTextField label = new UnfocusableTextField {
+			Alignment = NSTextAlignment.Right,
+			Cell = {
+				LineBreakMode = NSLineBreakMode.TruncatingHead,
+			},
+			TranslatesAutoresizingMaskIntoConstraints = false,
+		};
+	}
+}