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PM-3350 Removed ButtonHandlerMappings and some other code related with fonts as MAUI is taking care of Accessibility and no custom code should be needed

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Migrated SelectableLabelRenderer to Handler
Cleaned LabelHandlerMappings and added logic to migrate the CustomLabelRenderer
This commit is contained in:
Dinis Vieira 2023-10-18 01:21:19 +01:00
parent 455c3a257c
commit 14b2960f30
No known key found for this signature in database
GPG Key ID: 9389160FF6C295F3
5 changed files with 74 additions and 100 deletions
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21
src/iOS.Core/Handlers/ButtonHandlerMappings.cs
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@ -1,21 +0,0 @@
using System;
using Bit.iOS.Core.Utilities;
namespace Bit.iOS.Core.Handlers
{
public class ButtonHandlerMappings
{
public static void Setup()
{
// TODO: [Maui-Migration] Check if this is needed given that on MAUI FontAutoScalingEnabled is true by default.
//Microsoft.Maui.Handlers.ButtonHandler.Mapper.AppendToMapping("CustomButtonHandler", (handler, button) =>
//{
// var pointSize = iOSHelpers.GetAccessibleFont<Button>(button.FontSize);
// if (pointSize != null)
// {
// handler.PlatformView.Font = UIFont.FromDescriptor(Element.Font.ToUIFont().FontDescriptor, pointSize.Value);
// }
//});
}
}
}

2
src/iOS.Core/Handlers/EntryHandlerMappings.cs
View File

@ -14,8 +14,6 @@ namespace Bit.iOS.Core.Handlers
handler.PlatformView.ClearButtonMode = UITextFieldViewMode.WhileEditing;
UpdateTintColor(handler, editor);
iOSHelpers.SetBottomBorder(handler.PlatformView);
// TODO: [Maui-Migration] Check if needed given that MAUI should be automatically change the font size based on OS accessbiility
//UpdateFontSize();
if (!ThemeHelpers.LightTheme)
{

85
src/iOS.Core/Handlers/LabelHandlerMappings.cs
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@ -1,83 +1,18 @@
using Bit.App.Controls;
using Microsoft.Maui.Handlers;
using Microsoft.Maui.Platform;
using UIKit;
namespace Bit.iOS.Core.Handlers
{
public class LabelHandlerMappings
{
// TODO: [Maui-Migration] See if the SelectableLabel is needed.
//public static void Setup()
//{
// LabelHandler.Mapper.AppendToMapping(nameof(ILabel.TextColor), (handler, label) =>
// {
// if (label is SelectableLabel selectableLabel)
// {
// handler.PlatformView.Selectable = true;
// handler.PlatformView.Editable = false;
// handler.PlatformView.ScrollEnabled = false;
// handler.PlatformView.TextContainerInset = UIEdgeInsets.Zero;
// handler.PlatformView.TextContainer.LineFragmentPadding = 0;
// handler.PlatformView.BackgroundColor = UIColor.Clear;
// handler.PlatformView.Text = selectableLabel.Text;
// handler.PlatformView.TextColor = selectableLabel.TextColor.ToPlatform();
// }
// });
//}
// TODO: [Maui-Migration] Check if needed to migrate given that MAUI should be automatically change the font size based on OS accessbiility
//protected override void OnElementChanged(ElementChangedEventArgs<Label> e)
//{
// base.OnElementChanged(e);
// if (Control != null && e.NewElement is Label)
// {
// UpdateFont();
// }
//}
//protected override void OnElementPropertyChanged(object sender, PropertyChangedEventArgs e)
//{
// var label = sender as CustomLabel;
// switch (e.PropertyName)
// {
// case nameof(CustomLabel.AutomationId):
// Control.AccessibilityIdentifier = label.AutomationId;
// break;
// }
// base.OnElementPropertyChanged(sender, e);
// if (e.PropertyName == Label.FontProperty.PropertyName ||
// e.PropertyName == Label.TextProperty.PropertyName ||
// e.PropertyName == Label.FormattedTextProperty.PropertyName)
// {
// UpdateFont();
// }
//}
//private void UpdateFont()
//{
// if (Element is null || Control is null)
// return;
// var pointSize = iOSHelpers.GetAccessibleFont<Label>(Element.FontSize);
// if (pointSize != null)
// {
// Control.Font = UIFont.FromDescriptor(Element.ToUIFont().FontDescriptor, pointSize.Value);
// }
// // TODO: For now, I'm only doing this for IconLabel with setup just in case I break the whole app labels.
// // We need to revisit this when we address Accessibility Large Font issues across the app
// // to check if we can left it more generic like
// // else if (Element.FontFamily != null)
// else if (Element is IconLabel iconLabel && iconLabel.ShouldUpdateFontSizeDynamicallyForAccesibility)
// {
// var customFont = Element.ToUIFont();
// Control.Font = new UIFontMetrics(UIFontTextStyle.Body.GetConstant()).GetScaledFont(customFont);
// }
//}
public static void Setup()
{
Microsoft.Maui.Handlers.LabelHandler.Mapper.AppendToMapping(nameof(ILabel.AutomationId), (handler, label) =>
{
if (label is CustomLabel customLabel)
{
handler.PlatformView.AccessibilityIdentifier = customLabel.AutomationId;
}
});
}
}
}

62
src/iOS.Core/Handlers/SelectableLabelHandler.cs Normal file
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@ -0,0 +1,62 @@
using Bit.App.Controls;
using Microsoft.Maui.Handlers;
using Microsoft.Maui.Platform;
using UIKit;
namespace Bit.iOS.Core.Handlers
{
public partial class SelectableLabelHandler : ViewHandler<SelectableLabel, UITextView>
{
public static PropertyMapper<SelectableLabel, SelectableLabelHandler> PropertyMapper = new PropertyMapper<SelectableLabel, SelectableLabelHandler>(ViewHandler.ViewMapper)
{
[nameof(SelectableLabel.Text)] = MapText,
[nameof(SelectableLabel.TextColor)] = MapTextColor,
[nameof(SelectableLabel.FontAttributes)] = MapFontAttributes,
};
public SelectableLabelHandler() : base(PropertyMapper)
{
}
protected override UITextView CreatePlatformView()
{
var uiTextView = new UITextView();
uiTextView.Selectable = true;
uiTextView.Editable = false;
uiTextView.ScrollEnabled = false;
uiTextView.TextContainerInset = UIEdgeInsets.Zero;
uiTextView.TextContainer.LineFragmentPadding = 0;
uiTextView.BackgroundColor = UIColor.Clear;
return uiTextView;
}
private static void MapText(SelectableLabelHandler handler, SelectableLabel label)
{
handler.PlatformView.Text = label.Text;
}
private static void MapTextColor(SelectableLabelHandler handler, SelectableLabel label)
{
handler.PlatformView.TextColor = label.TextColor.ToPlatform();
}
private static void MapFontAttributes(SelectableLabelHandler handler, SelectableLabel label)
{
switch (label.FontAttributes)
{
case FontAttributes.None:
handler.PlatformView.Font = UIFont.SystemFontOfSize(new nfloat(label.FontSize));
break;
case FontAttributes.Bold:
handler.PlatformView.Font = UIFont.BoldSystemFontOfSize(new nfloat(label.FontSize));
break;
case FontAttributes.Italic:
handler.PlatformView.Font = UIFont.ItalicSystemFontOfSize(new nfloat(label.FontSize));
break;
default:
handler.PlatformView.Font = UIFont.BoldSystemFontOfSize(new nfloat(label.FontSize));
break;
}
}
}
}

4
src/iOS.Core/Utilities/iOSCoreHelpers.cs
View File

@ -49,11 +49,11 @@ namespace Bit.iOS.Core.Utilities
handlers.AddHandler(typeof(NavigationPage), typeof(Handlers.CustomNavigationHandler));
handlers.AddHandler(typeof(ViewCell), typeof(Handlers.CustomViewCellHandler));
handlers.AddHandler(typeof(ContentPage), typeof(Handlers.CustomContentPageHandler));
Handlers.ButtonHandlerMappings.Setup();
handlers.AddHandler(typeof(SelectableLabel), typeof(Handlers.SelectableLabelHandler));
Handlers.DatePickerHandlerMappings.Setup();
Handlers.EditorHandlerMappings.Setup();
Handlers.EntryHandlerMappings.Setup();
//Handlers.LabelHandlerMappings.Setup();
Handlers.LabelHandlerMappings.Setup();
Handlers.PickerHandlerMappings.Setup();
Handlers.SearchBarHandlerMappings.Setup();
Handlers.StepperHandlerMappings.Setup();