diff options
Diffstat (limited to 'Xamarin.Forms.Platform.iOS/Renderers/LabelRenderer.cs')
| -rw-r--r-- | Xamarin.Forms.Platform.iOS/Renderers/LabelRenderer.cs | 97 |
1 files changed, 91 insertions, 6 deletions
diff --git a/Xamarin.Forms.Platform.iOS/Renderers/LabelRenderer.cs b/Xamarin.Forms.Platform.iOS/Renderers/LabelRenderer.cs index 58312f8a..5fde3519 100644 --- a/Xamarin.Forms.Platform.iOS/Renderers/LabelRenderer.cs +++ b/Xamarin.Forms.Platform.iOS/Renderers/LabelRenderer.cs @@ -1,12 +1,21 @@ using System; using System.ComponentModel; -using UIKit; using RectangleF = CoreGraphics.CGRect; using SizeF = CoreGraphics.CGSize; +#if __MOBILE__ +using UIKit; +using NativeLabel = UIKit.UILabel; + namespace Xamarin.Forms.Platform.iOS +#else +using AppKit; +using NativeLabel = AppKit.NSTextField; + +namespace Xamarin.Forms.Platform.MacOS +#endif { - public class LabelRenderer : ViewRenderer<Label, UILabel> + public class LabelRenderer : ViewRenderer<Label, NativeLabel> { SizeRequest _perfectSize; @@ -35,9 +44,16 @@ namespace Xamarin.Forms.Platform.iOS return result; } +#if __MOBILE__ public override void LayoutSubviews() { base.LayoutSubviews(); +#else + public override void Layout() + { + base.Layout(); +#endif + if (Control == null) return; @@ -69,7 +85,12 @@ namespace Xamarin.Forms.Platform.iOS { if (Control == null) { - SetNativeControl(new UILabel(RectangleF.Empty) { BackgroundColor = UIColor.Clear }); + SetNativeControl(new NativeLabel(RectangleF.Empty)); +#if !__MOBILE__ + Control.Editable = false; + Control.Bezeled = false; + Control.DrawsBackground = false; +#endif } UpdateText(); @@ -87,7 +108,7 @@ namespace Xamarin.Forms.Platform.iOS if (e.PropertyName == Label.HorizontalTextAlignmentProperty.PropertyName) UpdateAlignment(); else if (e.PropertyName == Label.VerticalTextAlignmentProperty.PropertyName) - LayoutSubviews(); + UpdateLayout(); else if (e.PropertyName == Label.TextColorProperty.PropertyName) UpdateText(); else if (e.PropertyName == Label.FontProperty.PropertyName) @@ -102,21 +123,33 @@ namespace Xamarin.Forms.Platform.iOS protected override void SetBackgroundColor(Color color) { +#if __MOBILE__ if (color == Color.Default) BackgroundColor = UIColor.Clear; else BackgroundColor = color.ToUIColor(); +#else + if (color == Color.Default) + Layer.BackgroundColor = NSColor.Clear.CGColor; + else + Layer.BackgroundColor = color.ToCGColor(); +#endif + } void UpdateAlignment() { +#if __MOBILE__ Control.TextAlignment = Element.HorizontalTextAlignment.ToNativeTextAlignment(); +#else + Control.Alignment = Element.HorizontalTextAlignment.ToNativeTextAlignment(); +#endif } void UpdateLineBreakMode() { _perfectSizeValid = false; - +#if __MOBILE__ switch (Element.LineBreakMode) { case LineBreakMode.NoWrap: @@ -144,6 +177,35 @@ namespace Xamarin.Forms.Platform.iOS Control.Lines = 1; break; } +#else + switch (Element.LineBreakMode) + { + case LineBreakMode.NoWrap: + Control.LineBreakMode = NSLineBreakMode.Clipping; + Control.MaximumNumberOfLines = 1; + break; + case LineBreakMode.WordWrap: + Control.LineBreakMode = NSLineBreakMode.ByWordWrapping; + Control.MaximumNumberOfLines = 0; + break; + case LineBreakMode.CharacterWrap: + Control.LineBreakMode = NSLineBreakMode.CharWrapping; + Control.MaximumNumberOfLines = 0; + break; + case LineBreakMode.HeadTruncation: + Control.LineBreakMode = NSLineBreakMode.TruncatingHead; + Control.MaximumNumberOfLines = 1; + break; + case LineBreakMode.MiddleTruncation: + Control.LineBreakMode = NSLineBreakMode.TruncatingMiddle; + Control.MaximumNumberOfLines = 1; + break; + case LineBreakMode.TailTruncation: + Control.LineBreakMode = NSLineBreakMode.TruncatingTail; + Control.MaximumNumberOfLines = 1; + break; + } +#endif } void UpdateText() @@ -151,9 +213,12 @@ namespace Xamarin.Forms.Platform.iOS _perfectSizeValid = false; var values = Element.GetValues(Label.FormattedTextProperty, Label.TextProperty, Label.TextColorProperty); - var formatted = (FormattedString)values[0]; + var formatted = values[0] as FormattedString; if (formatted != null) + { +#if __MOBILE__ Control.AttributedText = formatted.ToAttributed(Element, (Color)values[2]); + } else { Control.Text = (string)values[1]; @@ -161,8 +226,28 @@ namespace Xamarin.Forms.Platform.iOS Control.Font = Element.ToUIFont(); Control.TextColor = ((Color)values[2]).ToUIColor(ColorExtensions.Black); } +#else + Control.AttributedStringValue = formatted.ToAttributed(Element, (Color)values[2]); + } + else + { + Control.StringValue = (string)values[1] ?? ""; + // default value of color documented to be black in iOS docs + Control.Font = Element.ToNSFont(); + Control.TextColor = ((Color)values[2]).ToNSColor(ColorExtensions.Black); + } +#endif + + UpdateLayout(); + } + void UpdateLayout() + { +#if __MOBILE__ LayoutSubviews(); +#else + Layout(); +#endif } } }
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