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New menu item implementation based directly on MenuItem/ToggleMenuFlyoutItem

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ClemensFischer 2025-03-21 17:22:07 +01:00
parent 11cd45c099
commit e06dcc5155
12 changed files with 335 additions and 412 deletions
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42
MapUiTools/Avalonia/MapMenuItem.Avalonia.cs Normal file
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using Avalonia;
using Avalonia.Controls;
using Avalonia.Media;
using System;
using System.Collections.Generic;
using System.Linq;
namespace MapControl.UiTools
{
public class MapMenuItem : MenuItem
{
public MapMenuItem()
{
Icon = new TextBlock
{
FontFamily = new("Segoe MDL2 Assets"),
FontWeight = FontWeight.Black,
VerticalAlignment = Avalonia.Layout.VerticalAlignment.Center,
};
}
public string Text
{
get => Header as string;
set => Header = value;
}
protected IEnumerable<MapMenuItem> ParentMenuItems => (Parent as ItemsControl)?.Items.OfType<MapMenuItem>();
protected override Type StyleKeyOverride => typeof(MenuItem);
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs args)
{
base.OnPropertyChanged(args);
if (args.Property == IsCheckedProperty)
{
((TextBlock)Icon).Text = (bool)args.NewValue ? "\uE73E" : ""; // CheckMark
}
}
}
}

80
MapUiTools/Avalonia/MenuButton.Avalonia.cs
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@ -1,81 +1,37 @@
using Avalonia;
using Avalonia.Controls;
using Avalonia.Interactivity;
using Avalonia.Media;
using Avalonia.Metadata;
using Avalonia.Styling;
using System;
using System.Collections.Generic;
using System.Linq;
namespace MapControl
namespace MapControl.UiTools
{
public class ToggleMenuFlyoutItem : MenuItem
public partial class MenuButton
{
internal static readonly FontFamily SymbolFont = new("Segoe MDL2 Assets");
private readonly TextBlock icon = new()
{
FontFamily = SymbolFont,
FontWeight = FontWeight.Black,
VerticalAlignment = Avalonia.Layout.VerticalAlignment.Center,
};
public ToggleMenuFlyoutItem(string text, object item, EventHandler<RoutedEventArgs> click)
{
Icon = icon;
Header = text;
Tag = item;
Click += click;
}
protected override Type StyleKeyOverride => typeof(MenuItem);
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs args)
{
base.OnPropertyChanged(args);
if (args.Property == IsCheckedProperty)
{
icon.Text = (bool)args.NewValue ? "\uE73E" : ""; // CheckMark
}
}
}
public class MenuButton : Button
{
protected MenuButton(string icon)
public MenuButton()
{
var style = new Style();
style.Setters.Add(new Setter(TextBlock.FontFamilyProperty, ToggleMenuFlyoutItem.SymbolFont));
style.Setters.Add(new Setter(TextBlock.FontFamilyProperty, new FontFamily("Segoe MDL2 Assets")));
style.Setters.Add(new Setter(TextBlock.FontSizeProperty, 20d));
style.Setters.Add(new Setter(PaddingProperty, new Thickness(8)));
Styles.Add(style);
Content = icon;
Flyout = new MenuFlyout();
Loaded += async (s, e) => await Initialize();
}
public string Icon
{
get => Content as string;
set => Content = value;
}
public MenuFlyout Menu => (MenuFlyout)Flyout;
[Content]
public ItemCollection Items => Menu.Items;
protected override Type StyleKeyOverride => typeof(Button);
protected MenuFlyout CreateMenu()
{
var menu = new MenuFlyout();
Flyout = menu;
return menu;
}
protected IEnumerable<ToggleMenuFlyoutItem> GetMenuItems()
{
return ((MenuFlyout)Flyout).Items.OfType<ToggleMenuFlyoutItem>();
}
protected static MenuItem CreateMenuItem(string text, object item, EventHandler<RoutedEventArgs> click)
{
return new ToggleMenuFlyoutItem(text, item, click);
}
protected static Separator CreateSeparator()
{
return new Separator();
}
}
}