Jumar Macato
6 years ago
committed by
GitHub
GitHub
26 changed files with 944 additions and 591 deletions
@ -0,0 +1,7 @@ |
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namespace Avalonia.Controls |
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{ |
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public interface INativeMenuExporterEventsImplBridge |
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{ |
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void RaiseNeedsUpdate (); |
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} |
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} |
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@ -0,0 +1,7 @@ |
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namespace Avalonia.Controls |
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{ |
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public interface INativeMenuItemExporterEventsImplBridge |
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{ |
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void RaiseClicked (); |
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} |
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} |
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@ -0,0 +1,176 @@ |
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using System; |
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using System.Collections.Generic; |
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using System.Collections.Specialized; |
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using System.Reactive.Disposables; |
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using Avalonia.Controls; |
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using Avalonia.Platform.Interop; |
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namespace Avalonia.Native.Interop |
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{ |
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class MenuEvents : CallbackBase, IAvnMenuEvents |
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{ |
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private IAvnMenu _parent; |
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public void Initialise(IAvnMenu parent) |
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{ |
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_parent = parent; |
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} |
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public void NeedsUpdate() |
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{ |
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_parent?.RaiseNeedsUpdate(); |
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} |
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} |
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public partial class IAvnMenu |
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{ |
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private MenuEvents _events; |
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private AvaloniaNativeMenuExporter _exporter; |
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private List<IAvnMenuItem> _menuItems = new List<IAvnMenuItem>(); |
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private Dictionary<NativeMenuItemBase, IAvnMenuItem> _menuItemLookup = new Dictionary<NativeMenuItemBase, IAvnMenuItem>(); |
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private CompositeDisposable _propertyDisposables = new CompositeDisposable(); |
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internal void RaiseNeedsUpdate() |
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{ |
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(ManagedMenu as INativeMenuExporterEventsImplBridge).RaiseNeedsUpdate(); |
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_exporter.UpdateIfNeeded(); |
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} |
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internal NativeMenu ManagedMenu { get; private set; } |
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public static IAvnMenu Create(IAvaloniaNativeFactory factory) |
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{ |
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var events = new MenuEvents(); |
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var menu = factory.CreateMenu(events); |
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events.Initialise(menu); |
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menu._events = events; |
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return menu; |
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} |
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protected override void Dispose(bool disposing) |
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{ |
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if (disposing) |
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{ |
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_events.Dispose(); |
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} |
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} |
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private void RemoveAndDispose(IAvnMenuItem item) |
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{ |
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_menuItemLookup.Remove(item.ManagedMenuItem); |
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_menuItems.Remove(item); |
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RemoveItem(item); |
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item.Deinitialise(); |
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item.Dispose(); |
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} |
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private void MoveExistingTo(int index, IAvnMenuItem item) |
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{ |
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_menuItems.Remove(item); |
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_menuItems.Insert(index, item); |
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RemoveItem(item); |
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InsertItem(index, item); |
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} |
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private IAvnMenuItem CreateNewAt(IAvaloniaNativeFactory factory, int index, NativeMenuItemBase item) |
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{ |
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var result = CreateNew(factory, item); |
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result.Initialise(item); |
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_menuItemLookup.Add(result.ManagedMenuItem, result); |
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_menuItems.Insert(index, result); |
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InsertItem(index, result); |
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return result; |
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} |
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private IAvnMenuItem CreateNew(IAvaloniaNativeFactory factory, NativeMenuItemBase item) |
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{ |
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var nativeItem = item is NativeMenuItemSeperator ? factory.CreateMenuItemSeperator() : factory.CreateMenuItem(); |
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nativeItem.ManagedMenuItem = item; |
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return nativeItem; |
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} |
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internal void Initialise(AvaloniaNativeMenuExporter exporter, NativeMenu managedMenu, string title) |
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{ |
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_exporter = exporter; |
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ManagedMenu = managedMenu; |
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((INotifyCollectionChanged)ManagedMenu.Items).CollectionChanged += OnMenuItemsChanged; |
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if (!string.IsNullOrWhiteSpace(title)) |
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{ |
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using (var buffer = new Utf8Buffer(title)) |
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{ |
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Title = buffer.DangerousGetHandle(); |
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} |
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} |
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} |
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internal void Deinitialise() |
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{ |
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((INotifyCollectionChanged)ManagedMenu.Items).CollectionChanged -= OnMenuItemsChanged; |
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foreach (var item in _menuItems) |
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{ |
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item.Deinitialise(); |
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item.Dispose(); |
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} |
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} |
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internal void Update(IAvaloniaNativeFactory factory, NativeMenu menu) |
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{ |
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if (menu != ManagedMenu) |
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{ |
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throw new ArgumentException("The menu being updated does not match.", nameof(menu)); |
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} |
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for (int i = 0; i < menu.Items.Count; i++) |
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{ |
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IAvnMenuItem nativeItem; |
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if (i >= _menuItems.Count) |
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{ |
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nativeItem = CreateNewAt(factory, i, menu.Items[i]); |
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} |
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else if (menu.Items[i] == _menuItems[i].ManagedMenuItem) |
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{ |
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nativeItem = _menuItems[i]; |
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} |
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else if (_menuItemLookup.TryGetValue(menu.Items[i], out nativeItem)) |
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{ |
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MoveExistingTo(i, nativeItem); |
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} |
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else |
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{ |
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nativeItem = CreateNewAt(factory, i, menu.Items[i]); |
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} |
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if (menu.Items[i] is NativeMenuItem nmi) |
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{ |
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nativeItem.Update(_exporter, factory, nmi); |
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} |
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} |
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while (_menuItems.Count > menu.Items.Count) |
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{ |
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RemoveAndDispose(_menuItems[_menuItems.Count - 1]); |
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} |
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} |
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private void OnMenuItemsChanged(object sender, NotifyCollectionChangedEventArgs e) |
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{ |
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_exporter.QueueReset(); |
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} |
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} |
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} |
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@ -0,0 +1,136 @@ |
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using System; |
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using System.Reactive.Disposables; |
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using Avalonia.Controls; |
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using Avalonia.Platform.Interop; |
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namespace Avalonia.Native.Interop |
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{ |
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public partial class IAvnMenuItem |
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{ |
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private IAvnMenu _subMenu; |
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private CompositeDisposable _propertyDisposables = new CompositeDisposable(); |
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private IDisposable _currentActionDisposable; |
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public NativeMenuItemBase ManagedMenuItem { get; set; } |
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private void UpdateTitle(string title) |
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{ |
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using (var buffer = new Utf8Buffer(string.IsNullOrWhiteSpace(title) ? "" : title)) |
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{ |
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Title = buffer.DangerousGetHandle(); |
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} |
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} |
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private void UpdateIsChecked(bool isChecked) |
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{ |
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IsChecked = isChecked; |
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} |
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private void UpdateGesture(Input.KeyGesture gesture) |
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{ |
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// todo ensure backend can cope with setting null gesture.
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using (var buffer = new Utf8Buffer(gesture == null ? "" : OsxUnicodeKeys.ConvertOSXSpecialKeyCodes(gesture.Key))) |
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{ |
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var modifiers = gesture == null ? AvnInputModifiers.AvnInputModifiersNone : (AvnInputModifiers)gesture.KeyModifiers; |
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SetGesture(buffer.DangerousGetHandle(), modifiers); |
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} |
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} |
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private void UpdateAction(NativeMenuItem item) |
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{ |
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_currentActionDisposable?.Dispose(); |
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var action = new PredicateCallback(() => |
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{ |
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if (item.Command != null || item.HasClickHandlers) |
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{ |
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return item.IsEnabled; |
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} |
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return false; |
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}); |
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var callback = new MenuActionCallback(() => { (item as INativeMenuItemExporterEventsImplBridge)?.RaiseClicked(); }); |
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_currentActionDisposable = Disposable.Create(() => |
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{ |
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action.Dispose(); |
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callback.Dispose(); |
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}); |
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SetAction(action, callback); |
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} |
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internal void Initialise(NativeMenuItemBase nativeMenuItem) |
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{ |
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ManagedMenuItem = nativeMenuItem; |
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if (ManagedMenuItem is NativeMenuItem item) |
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{ |
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UpdateTitle(item.Header); |
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UpdateGesture(item.Gesture); |
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UpdateAction(ManagedMenuItem as NativeMenuItem); |
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UpdateIsChecked(item.IsChecked); |
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_propertyDisposables.Add(ManagedMenuItem.GetObservable(NativeMenuItem.HeaderProperty) |
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.Subscribe(x => UpdateTitle(x))); |
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_propertyDisposables.Add(ManagedMenuItem.GetObservable(NativeMenuItem.GestureProperty) |
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.Subscribe(x => UpdateGesture(x))); |
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_propertyDisposables.Add(ManagedMenuItem.GetObservable(NativeMenuItem.CommandProperty) |
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.Subscribe(x => UpdateAction(ManagedMenuItem as NativeMenuItem))); |
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_propertyDisposables.Add(ManagedMenuItem.GetObservable(NativeMenuItem.IsCheckedProperty) |
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.Subscribe(x => UpdateIsChecked(x))); |
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} |
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} |
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internal void Deinitialise() |
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{ |
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if (_subMenu != null) |
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{ |
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SetSubMenu(null); |
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_subMenu.Deinitialise(); |
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_subMenu.Dispose(); |
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_subMenu = null; |
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} |
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_propertyDisposables?.Dispose(); |
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_currentActionDisposable?.Dispose(); |
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} |
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internal void Update(AvaloniaNativeMenuExporter exporter, IAvaloniaNativeFactory factory, NativeMenuItem item) |
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{ |
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if (item != ManagedMenuItem) |
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{ |
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throw new ArgumentException("The item does not match the menuitem being updated.", nameof(item)); |
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} |
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if (item.Menu != null) |
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{ |
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if (_subMenu == null) |
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{ |
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_subMenu = IAvnMenu.Create(factory); |
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_subMenu.Initialise(exporter, item.Menu, item.Header); |
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SetSubMenu(_subMenu); |
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} |
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_subMenu.Update(factory, item.Menu); |
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} |
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if (item.Menu == null && _subMenu != null) |
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{ |
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_subMenu.Deinitialise(); |
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_subMenu.Dispose(); |
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SetSubMenu(null); |
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} |
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} |
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} |
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} |
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@ -0,0 +1,20 @@ |
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using System; |
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using Avalonia.Native.Interop; |
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namespace Avalonia.Native |
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{ |
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public class MenuActionCallback : CallbackBase, IAvnActionCallback |
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{ |
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private Action _action; |
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public MenuActionCallback(Action action) |
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{ |
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_action = action; |
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} |
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void IAvnActionCallback.Run() |
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{ |
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_action?.Invoke(); |
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} |
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} |
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} |
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@ -0,0 +1,147 @@ |
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using System.Collections.Generic; |
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using Avalonia.Input; |
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namespace Avalonia.Native.Interop |
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{ |
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internal static class OsxUnicodeKeys |
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{ |
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enum OsxUnicodeSpecialKey |
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{ |
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NSUpArrowFunctionKey = 0xF700, |
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NSDownArrowFunctionKey = 0xF701, |
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NSLeftArrowFunctionKey = 0xF702, |
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NSRightArrowFunctionKey = 0xF703, |
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NSF1FunctionKey = 0xF704, |
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NSF2FunctionKey = 0xF705, |
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NSF3FunctionKey = 0xF706, |
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NSF4FunctionKey = 0xF707, |
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NSF5FunctionKey = 0xF708, |
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NSF6FunctionKey = 0xF709, |
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NSF7FunctionKey = 0xF70A, |
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NSF8FunctionKey = 0xF70B, |
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NSF9FunctionKey = 0xF70C, |
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NSF10FunctionKey = 0xF70D, |
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NSF11FunctionKey = 0xF70E, |
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NSF12FunctionKey = 0xF70F, |
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NSF13FunctionKey = 0xF710, |
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NSF14FunctionKey = 0xF711, |
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NSF15FunctionKey = 0xF712, |
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NSF16FunctionKey = 0xF713, |
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NSF17FunctionKey = 0xF714, |
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NSF18FunctionKey = 0xF715, |
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NSF19FunctionKey = 0xF716, |
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NSF20FunctionKey = 0xF717, |
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NSF21FunctionKey = 0xF718, |
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NSF22FunctionKey = 0xF719, |
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NSF23FunctionKey = 0xF71A, |
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NSF24FunctionKey = 0xF71B, |
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NSF25FunctionKey = 0xF71C, |
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NSF26FunctionKey = 0xF71D, |
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NSF27FunctionKey = 0xF71E, |
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NSF28FunctionKey = 0xF71F, |
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NSF29FunctionKey = 0xF720, |
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NSF30FunctionKey = 0xF721, |
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NSF31FunctionKey = 0xF722, |
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NSF32FunctionKey = 0xF723, |
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NSF33FunctionKey = 0xF724, |
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NSF34FunctionKey = 0xF725, |
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NSF35FunctionKey = 0xF726, |
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NSInsertFunctionKey = 0xF727, |
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NSDeleteFunctionKey = 0xF728, |
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NSHomeFunctionKey = 0xF729, |
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NSBeginFunctionKey = 0xF72A, |
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NSEndFunctionKey = 0xF72B, |
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NSPageUpFunctionKey = 0xF72C, |
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NSPageDownFunctionKey = 0xF72D, |
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NSPrintScreenFunctionKey = 0xF72E, |
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NSScrollLockFunctionKey = 0xF72F, |
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NSPauseFunctionKey = 0xF730, |
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NSSysReqFunctionKey = 0xF731, |
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NSBreakFunctionKey = 0xF732, |
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NSResetFunctionKey = 0xF733, |
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NSStopFunctionKey = 0xF734, |
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NSMenuFunctionKey = 0xF735, |
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NSUserFunctionKey = 0xF736, |
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NSSystemFunctionKey = 0xF737, |
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NSPrintFunctionKey = 0xF738, |
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NSClearLineFunctionKey = 0xF739, |
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NSClearDisplayFunctionKey = 0xF73A, |
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NSInsertLineFunctionKey = 0xF73B, |
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NSDeleteLineFunctionKey = 0xF73C, |
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NSInsertCharFunctionKey = 0xF73D, |
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NSDeleteCharFunctionKey = 0xF73E, |
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NSPrevFunctionKey = 0xF73F, |
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NSNextFunctionKey = 0xF740, |
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NSSelectFunctionKey = 0xF741, |
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NSExecuteFunctionKey = 0xF742, |
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NSUndoFunctionKey = 0xF743, |
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NSRedoFunctionKey = 0xF744, |
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NSFindFunctionKey = 0xF745, |
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NSHelpFunctionKey = 0xF746, |
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NSModeSwitchFunctionKey = 0xF747 |
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} |
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private static Dictionary<Key, OsxUnicodeSpecialKey> s_osxKeys = new Dictionary<Key, OsxUnicodeSpecialKey> |
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{ |
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{Key.Up, OsxUnicodeSpecialKey.NSUpArrowFunctionKey }, |
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{Key.Down, OsxUnicodeSpecialKey.NSDownArrowFunctionKey }, |
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{Key.Left, OsxUnicodeSpecialKey.NSLeftArrowFunctionKey }, |
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{Key.Right, OsxUnicodeSpecialKey.NSRightArrowFunctionKey }, |
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{ Key.F1, OsxUnicodeSpecialKey.NSF1FunctionKey }, |
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{ Key.F2, OsxUnicodeSpecialKey.NSF2FunctionKey }, |
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{ Key.F3, OsxUnicodeSpecialKey.NSF3FunctionKey }, |
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{ Key.F4, OsxUnicodeSpecialKey.NSF4FunctionKey }, |
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{ Key.F5, OsxUnicodeSpecialKey.NSF5FunctionKey }, |
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{ Key.F6, OsxUnicodeSpecialKey.NSF6FunctionKey }, |
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{ Key.F7, OsxUnicodeSpecialKey.NSF7FunctionKey }, |
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{ Key.F8, OsxUnicodeSpecialKey.NSF8FunctionKey }, |
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{ Key.F9, OsxUnicodeSpecialKey.NSF9FunctionKey }, |
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{ Key.F10, OsxUnicodeSpecialKey.NSF10FunctionKey }, |
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{ Key.F11, OsxUnicodeSpecialKey.NSF11FunctionKey }, |
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{ Key.F12, OsxUnicodeSpecialKey.NSF12FunctionKey }, |
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{ Key.F13, OsxUnicodeSpecialKey.NSF13FunctionKey }, |
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{ Key.F14, OsxUnicodeSpecialKey.NSF14FunctionKey }, |
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{ Key.F15, OsxUnicodeSpecialKey.NSF15FunctionKey }, |
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{ Key.F16, OsxUnicodeSpecialKey.NSF16FunctionKey }, |
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{ Key.F17, OsxUnicodeSpecialKey.NSF17FunctionKey }, |
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{ Key.F18, OsxUnicodeSpecialKey.NSF18FunctionKey }, |
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{ Key.F19, OsxUnicodeSpecialKey.NSF19FunctionKey }, |
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{ Key.F20, OsxUnicodeSpecialKey.NSF20FunctionKey }, |
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{ Key.F21, OsxUnicodeSpecialKey.NSF21FunctionKey }, |
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{ Key.F22, OsxUnicodeSpecialKey.NSF22FunctionKey }, |
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{ Key.F23, OsxUnicodeSpecialKey.NSF23FunctionKey }, |
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{ Key.F24, OsxUnicodeSpecialKey.NSF24FunctionKey }, |
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{ Key.Insert, OsxUnicodeSpecialKey.NSInsertFunctionKey }, |
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{ Key.Delete, OsxUnicodeSpecialKey.NSDeleteFunctionKey }, |
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{ Key.Home, OsxUnicodeSpecialKey.NSHomeFunctionKey }, |
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//{ Key.Begin, OsxUnicodeSpecialKey.NSBeginFunctionKey },
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{ Key.End, OsxUnicodeSpecialKey.NSEndFunctionKey }, |
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{ Key.PageUp, OsxUnicodeSpecialKey.NSPageUpFunctionKey }, |
||||
|
{ Key.PageDown, OsxUnicodeSpecialKey.NSPageDownFunctionKey }, |
||||
|
{ Key.PrintScreen, OsxUnicodeSpecialKey.NSPrintScreenFunctionKey }, |
||||
|
{ Key.Scroll, OsxUnicodeSpecialKey.NSScrollLockFunctionKey }, |
||||
|
//{ Key.SysReq, OsxUnicodeSpecialKey.NSSysReqFunctionKey },
|
||||
|
//{ Key.Break, OsxUnicodeSpecialKey.NSBreakFunctionKey },
|
||||
|
//{ Key.Reset, OsxUnicodeSpecialKey.NSResetFunctionKey },
|
||||
|
//{ Key.Stop, OsxUnicodeSpecialKey.NSStopFunctionKey },
|
||||
|
//{ Key.Menu, OsxUnicodeSpecialKey.NSMenuFunctionKey },
|
||||
|
//{ Key.UserFunction, OsxUnicodeSpecialKey.NSUserFunctionKey },
|
||||
|
//{ Key.SystemFunction, OsxUnicodeSpecialKey.NSSystemFunctionKey },
|
||||
|
{ Key.Print, OsxUnicodeSpecialKey.NSPrintFunctionKey }, |
||||
|
//{ Key.ClearLine, OsxUnicodeSpecialKey.NSClearLineFunctionKey },
|
||||
|
//{ Key.ClearDisplay, OsxUnicodeSpecialKey.NSClearDisplayFunctionKey },
|
||||
|
}; |
||||
|
|
||||
|
public static string ConvertOSXSpecialKeyCodes(Key key) |
||||
|
{ |
||||
|
if (s_osxKeys.ContainsKey(key)) |
||||
|
{ |
||||
|
return ((char)s_osxKeys[key]).ToString(); |
||||
|
} |
||||
|
else |
||||
|
{ |
||||
|
return key.ToString().ToLower(); |
||||
|
} |
||||
|
} |
||||
|
} |
||||
|
} |
||||
@ -0,0 +1,20 @@ |
|||||
|
using System; |
||||
|
using Avalonia.Native.Interop; |
||||
|
|
||||
|
namespace Avalonia.Native |
||||
|
{ |
||||
|
public class PredicateCallback : CallbackBase, IAvnPredicateCallback |
||||
|
{ |
||||
|
private Func<bool> _predicate; |
||||
|
|
||||
|
public PredicateCallback(Func<bool> predicate) |
||||
|
{ |
||||
|
_predicate = predicate; |
||||
|
} |
||||
|
|
||||
|
bool IAvnPredicateCallback.Evaluate() |
||||
|
{ |
||||
|
return _predicate(); |
||||
|
} |
||||
|
} |
||||
|
} |
||||
Loading…
Reference in new issue