diff options
Diffstat (limited to 'Xamarin.Forms.Platform.MacOS/Renderers/EditorRenderer.cs')
| -rw-r--r-- | Xamarin.Forms.Platform.MacOS/Renderers/EditorRenderer.cs | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/Xamarin.Forms.Platform.MacOS/Renderers/EditorRenderer.cs b/Xamarin.Forms.Platform.MacOS/Renderers/EditorRenderer.cs deleted file mode 100644 index 75a6020b..00000000 --- a/Xamarin.Forms.Platform.MacOS/Renderers/EditorRenderer.cs +++ /dev/null @@ -1,128 +0,0 @@ -using System; -using System.ComponentModel; -using AppKit; -using Foundation; - -namespace Xamarin.Forms.Platform.MacOS -{ - public class EditorRenderer : ViewRenderer<Editor, NSTextField> - { - const string NewLineSelector = "insertNewline"; - bool _disposed; - - IElementController ElementController => Element; - - protected override void OnElementChanged(ElementChangedEventArgs<Editor> e) - { - base.OnElementChanged(e); - - if (Control == null) - { - SetNativeControl(new NSTextField { UsesSingleLineMode = false }); - Control.Cell.Scrollable = true; - Control.Cell.Wraps = true; - Control.Changed += HandleChanged; - Control.EditingBegan += OnEditingBegan; - Control.EditingEnded += OnEditingEnded; - Control.DoCommandBySelector = (control, textView, commandSelector) => - { - var result = false; - if (commandSelector.Name.StartsWith(NewLineSelector, StringComparison.InvariantCultureIgnoreCase)) - { - textView.InsertText(new NSString(Environment.NewLine)); - result = true; - } - return result; - }; - } - - if (e.NewElement == null) return; - UpdateText(); - UpdateFont(); - UpdateTextColor(); - UpdateEditable(); - } - - protected override void OnElementPropertyChanged(object sender, PropertyChangedEventArgs e) - { - base.OnElementPropertyChanged(sender, e); - - if (e.PropertyName == Editor.TextProperty.PropertyName) - UpdateText(); - else if (e.PropertyName == VisualElement.IsEnabledProperty.PropertyName) - UpdateEditable(); - else if (e.PropertyName == Editor.TextColorProperty.PropertyName) - UpdateTextColor(); - else if (e.PropertyName == Editor.FontAttributesProperty.PropertyName) - UpdateFont(); - else if (e.PropertyName == Editor.FontFamilyProperty.PropertyName) - UpdateFont(); - else if (e.PropertyName == Editor.FontSizeProperty.PropertyName) - UpdateFont(); - } - - protected override void SetBackgroundColor(Color color) - { - if (Control == null) - return; - - Control.BackgroundColor = color == Color.Default ? NSColor.Clear : color.ToNSColor(); - - base.SetBackgroundColor(color); - } - - protected override void Dispose(bool disposing) - { - if (disposing && !_disposed) - { - _disposed = true; - if (Control != null) - { - Control.Changed -= HandleChanged; - Control.EditingBegan -= OnEditingBegan; - Control.EditingEnded -= OnEditingEnded; - } - } - base.Dispose(disposing); - } - - void HandleChanged(object sender, EventArgs e) - { - ElementController.SetValueFromRenderer(Editor.TextProperty, Control.StringValue); - } - - void OnEditingEnded(object sender, EventArgs eventArgs) - { - Element.SetValue(VisualElement.IsFocusedPropertyKey, false); - Element.SendCompleted(); - } - - void OnEditingBegan(object sender, EventArgs eventArgs) - { - ElementController.SetValueFromRenderer(VisualElement.IsFocusedPropertyKey, true); - } - - void UpdateEditable() - { - Control.Editable = Element.IsEnabled; - } - - void UpdateFont() - { - Control.Font = Element.ToNSFont(); - } - - void UpdateText() - { - if (Control.StringValue != Element.Text) - Control.StringValue = Element.Text ?? string.Empty; - } - - void UpdateTextColor() - { - var textColor = Element.TextColor; - - Control.TextColor = textColor.IsDefault ? NSColor.Black : textColor.ToNSColor(); - } - } -}
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