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@ -1,5 +1,6 @@ |
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using System; |
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using System.Collections.Generic; |
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using System.Globalization; |
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using System.Linq; |
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using Avalonia.Interactivity; |
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using Avalonia.VisualTree; |
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@ -23,7 +24,7 @@ namespace Avalonia.Input |
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/// <summary>
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/// The registered access keys.
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/// </summary>
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private readonly List<Tuple<string, IInputElement>> _registered = new List<Tuple<string, IInputElement>>(); |
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private readonly List<(string AccessKey, IInputElement Element)> _registered = new(); |
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/// <summary>
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/// The window to which the handler belongs.
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@ -108,12 +109,12 @@ namespace Avalonia.Input |
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{ |
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var existing = _registered.FirstOrDefault(x => x.Item2 == element); |
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if (existing != null) |
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if (existing != default) |
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{ |
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_registered.Remove(existing); |
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} |
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_registered.Add(Tuple.Create(accessKey.ToString().ToUpper(), element)); |
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_registered.Add((accessKey.ToString().ToUpperInvariant(), element)); |
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} |
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/// <summary>
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@ -143,7 +144,7 @@ namespace Avalonia.Input |
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{ |
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// TODO: Use FocusScopes to store the current element and restore it when context menu is closed.
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// Save currently focused input element.
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_restoreFocusElement = FocusManager.Instance?.Current; |
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_restoreFocusElement = FocusManager.Instance?.Current; |
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// When Alt is pressed without a main menu, or with a closed main menu, show
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// access key markers in the window (i.e. "_File").
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@ -180,10 +181,11 @@ namespace Avalonia.Input |
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{ |
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// If any other key is pressed with the Alt key held down, or the main menu is open,
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// find all controls who have registered that access key.
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var text = e.Key.ToString().ToUpper(); |
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var text = e.Key.ToString(); |
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var matches = _registered |
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.Where(x => x.Item1 == text && ((Visual)x.Item2).IsEffectivelyVisible) |
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.Select(x => x.Item2); |
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.Where(x => string.Equals(x.AccessKey, text, StringComparison.OrdinalIgnoreCase) |
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&& x.Element.IsEffectivelyVisible) |
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.Select(x => x.Element); |
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// If the menu is open, only match controls in the menu's visual tree.
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if (menuIsOpen) |
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@ -194,7 +196,7 @@ namespace Avalonia.Input |
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var match = matches.FirstOrDefault(); |
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// If there was a match, raise the AccessKeyPressed event on it.
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if (match != null) |
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if (match is not null) |
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{ |
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match.RaiseEvent(new RoutedEventArgs(AccessKeyPressedEvent)); |
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e.Handled = true; |
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robloo
3 years ago