Dave Friedel
1f096c38dc
Recovered from decompiled OpenMaui.Controls.Linux.dll: - SkiaShell.cs: FlyoutHeader, FlyoutFooter, scroll support (918 -> 1325 lines) - X11Window.cs: Cursor support (XCreateFontCursor, XDefineCursor) - All handlers with dark mode support - All services with latest implementations - LinuxApplication with theme change handling
449 lines
18 KiB
C#
449 lines
18 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Collections.Specialized;
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using System.IO;
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using System.Linq;
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using Microsoft.Maui.Controls;
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using Microsoft.Maui.Handlers;
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using Microsoft.Maui.Platform.Linux.Hosting;
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using SkiaSharp;
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using Svg.Skia;
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namespace Microsoft.Maui.Platform.Linux.Handlers;
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public class NavigationPageHandler : ViewHandler<NavigationPage, SkiaNavigationPage>
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{
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public static IPropertyMapper<NavigationPage, NavigationPageHandler> Mapper = (IPropertyMapper<NavigationPage, NavigationPageHandler>)(object)new PropertyMapper<NavigationPage, NavigationPageHandler>((IPropertyMapper[])(object)new IPropertyMapper[1] { (IPropertyMapper)ViewHandler.ViewMapper })
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{
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["BarBackgroundColor"] = MapBarBackgroundColor,
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["BarBackground"] = MapBarBackground,
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["BarTextColor"] = MapBarTextColor,
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["Background"] = MapBackground
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};
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public static CommandMapper<NavigationPage, NavigationPageHandler> CommandMapper = new CommandMapper<NavigationPage, NavigationPageHandler>((CommandMapper)(object)ViewHandler.ViewCommandMapper) { ["RequestNavigation"] = MapRequestNavigation };
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private readonly Dictionary<Page, (SkiaPage, INotifyCollectionChanged)> _toolbarSubscriptions = new Dictionary<Page, (SkiaPage, INotifyCollectionChanged)>();
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public NavigationPageHandler()
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: base((IPropertyMapper)(object)Mapper, (CommandMapper)(object)CommandMapper)
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{
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}
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public NavigationPageHandler(IPropertyMapper? mapper, CommandMapper? commandMapper = null)
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: base((IPropertyMapper)(((object)mapper) ?? ((object)Mapper)), (CommandMapper)(((object)commandMapper) ?? ((object)CommandMapper)))
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{
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}
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protected override SkiaNavigationPage CreatePlatformView()
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{
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return new SkiaNavigationPage();
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}
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protected override void ConnectHandler(SkiaNavigationPage platformView)
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{
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base.ConnectHandler(platformView);
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platformView.Pushed += OnPushed;
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platformView.Popped += OnPopped;
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platformView.PoppedToRoot += OnPoppedToRoot;
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if (base.VirtualView != null)
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{
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base.VirtualView.Pushed += OnVirtualViewPushed;
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base.VirtualView.Popped += OnVirtualViewPopped;
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base.VirtualView.PoppedToRoot += OnVirtualViewPoppedToRoot;
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SetupNavigationStack();
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}
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}
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protected override void DisconnectHandler(SkiaNavigationPage platformView)
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{
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platformView.Pushed -= OnPushed;
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platformView.Popped -= OnPopped;
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platformView.PoppedToRoot -= OnPoppedToRoot;
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if (base.VirtualView != null)
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{
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base.VirtualView.Pushed -= OnVirtualViewPushed;
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base.VirtualView.Popped -= OnVirtualViewPopped;
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base.VirtualView.PoppedToRoot -= OnVirtualViewPoppedToRoot;
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}
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base.DisconnectHandler(platformView);
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}
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private void SetupNavigationStack()
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{
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//IL_017a: Unknown result type (might be due to invalid IL or missing references)
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//IL_018c: Unknown result type (might be due to invalid IL or missing references)
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if (base.VirtualView == null || base.PlatformView == null || ((ElementHandler)this).MauiContext == null)
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{
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return;
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}
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List<Page> list = ((NavigableElement)base.VirtualView).Navigation.NavigationStack.ToList();
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Console.WriteLine($"[NavigationPageHandler] Setting up {list.Count} pages");
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if (list.Count == 0 && base.VirtualView.CurrentPage != null)
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{
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Console.WriteLine("[NavigationPageHandler] No pages in stack, using CurrentPage: " + base.VirtualView.CurrentPage.Title);
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list.Add(base.VirtualView.CurrentPage);
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}
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foreach (Page item in list)
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{
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if (((VisualElement)item).Handler == null)
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{
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Console.WriteLine("[NavigationPageHandler] Creating handler for: " + item.Title);
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((VisualElement)item).Handler = ((IView)(object)item).ToViewHandler(((ElementHandler)this).MauiContext);
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}
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Console.WriteLine("[NavigationPageHandler] Page handler type: " + ((object)((VisualElement)item).Handler)?.GetType().Name);
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IViewHandler handler = ((VisualElement)item).Handler;
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Console.WriteLine("[NavigationPageHandler] Page PlatformView type: " + ((handler == null) ? null : ((IElementHandler)handler).PlatformView?.GetType().Name));
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IViewHandler handler2 = ((VisualElement)item).Handler;
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if (((handler2 != null) ? ((IElementHandler)handler2).PlatformView : null) is SkiaPage skiaPage)
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{
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skiaPage.ShowNavigationBar = true;
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skiaPage.TitleBarColor = base.PlatformView.BarBackgroundColor;
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skiaPage.TitleTextColor = base.PlatformView.BarTextColor;
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skiaPage.Title = item.Title ?? "";
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Console.WriteLine("[NavigationPageHandler] SkiaPage content: " + (((object)skiaPage.Content)?.GetType().Name ?? "null"));
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if (skiaPage.Content == null)
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{
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ContentPage val = (ContentPage)(object)((item is ContentPage) ? item : null);
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if (val != null && val.Content != null)
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{
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Console.WriteLine("[NavigationPageHandler] Content is null, manually creating handler for: " + ((object)val.Content).GetType().Name);
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if (((VisualElement)val.Content).Handler == null)
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{
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((VisualElement)val.Content).Handler = ((IView)(object)val.Content).ToViewHandler(((ElementHandler)this).MauiContext);
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}
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IViewHandler handler3 = ((VisualElement)val.Content).Handler;
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if (((handler3 != null) ? ((IElementHandler)handler3).PlatformView : null) is SkiaView skiaView)
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{
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skiaPage.Content = skiaView;
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Console.WriteLine("[NavigationPageHandler] Set content to: " + ((object)skiaView).GetType().Name);
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}
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}
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}
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MapToolbarItems(skiaPage, item);
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if (base.PlatformView.StackDepth == 0)
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{
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Console.WriteLine("[NavigationPageHandler] Setting root page: " + item.Title);
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base.PlatformView.SetRootPage(skiaPage);
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}
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else
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{
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Console.WriteLine("[NavigationPageHandler] Pushing page: " + item.Title);
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base.PlatformView.Push(skiaPage, animated: false);
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}
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}
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else
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{
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Console.WriteLine("[NavigationPageHandler] Failed to get SkiaPage for: " + item.Title);
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}
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}
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}
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private void MapToolbarItems(SkiaPage skiaPage, Page page)
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{
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//IL_0101: Unknown result type (might be due to invalid IL or missing references)
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//IL_0119: Unknown result type (might be due to invalid IL or missing references)
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//IL_011f: Invalid comparison between Unknown and I4
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if (!(skiaPage is SkiaContentPage skiaContentPage))
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{
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return;
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}
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Console.WriteLine($"[NavigationPageHandler] MapToolbarItems for '{page.Title}', count={page.ToolbarItems.Count}");
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skiaContentPage.ToolbarItems.Clear();
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foreach (ToolbarItem toolbarItem2 in page.ToolbarItems)
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{
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Console.WriteLine($"[NavigationPageHandler] Adding toolbar item: '{((MenuItem)toolbarItem2).Text}', IconImageSource={((MenuItem)toolbarItem2).IconImageSource}, Order={toolbarItem2.Order}");
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SkiaToolbarItemOrder order = (((int)toolbarItem2.Order == 2) ? SkiaToolbarItemOrder.Secondary : SkiaToolbarItemOrder.Primary);
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ToolbarItem toolbarItem = toolbarItem2;
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RelayCommand command = new RelayCommand(delegate
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{
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Console.WriteLine("[NavigationPageHandler] ToolbarItem '" + ((MenuItem)toolbarItem).Text + "' clicked, invoking...");
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IMenuItemController val2 = (IMenuItemController)(object)toolbarItem;
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if (val2 != null)
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{
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val2.Activate();
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}
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else
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{
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((MenuItem)toolbarItem).Command?.Execute(((MenuItem)toolbarItem).CommandParameter);
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}
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});
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SKBitmap icon = null;
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ImageSource iconImageSource = ((MenuItem)toolbarItem2).IconImageSource;
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FileImageSource val = (FileImageSource)(object)((iconImageSource is FileImageSource) ? iconImageSource : null);
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if (val != null && !string.IsNullOrEmpty(val.File))
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{
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icon = LoadToolbarIcon(val.File);
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}
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skiaContentPage.ToolbarItems.Add(new SkiaToolbarItem
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{
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Text = (((MenuItem)toolbarItem2).Text ?? ""),
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Icon = icon,
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Order = order,
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Command = command
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});
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}
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if (page.ToolbarItems is INotifyCollectionChanged notifyCollectionChanged && !_toolbarSubscriptions.ContainsKey(page))
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{
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Console.WriteLine("[NavigationPageHandler] Subscribing to ToolbarItems changes for '" + page.Title + "'");
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notifyCollectionChanged.CollectionChanged += delegate(object? s, NotifyCollectionChangedEventArgs e)
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{
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Console.WriteLine($"[NavigationPageHandler] ToolbarItems changed for '{page.Title}', action={e.Action}");
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MapToolbarItems(skiaPage, page);
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skiaPage.Invalidate();
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};
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_toolbarSubscriptions[page] = (skiaPage, notifyCollectionChanged);
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}
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}
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private SKBitmap? LoadToolbarIcon(string fileName)
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{
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//IL_00d5: Unknown result type (might be due to invalid IL or missing references)
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//IL_00db: Expected O, but got Unknown
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//IL_00f4: Unknown result type (might be due to invalid IL or missing references)
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//IL_00f9: Unknown result type (might be due to invalid IL or missing references)
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//IL_011b: Unknown result type (might be due to invalid IL or missing references)
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//IL_0122: Expected O, but got Unknown
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//IL_0124: Unknown result type (might be due to invalid IL or missing references)
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//IL_012b: Expected O, but got Unknown
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//IL_012d: Unknown result type (might be due to invalid IL or missing references)
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try
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{
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string baseDirectory = AppContext.BaseDirectory;
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string text = Path.Combine(baseDirectory, fileName);
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string text2 = Path.Combine(baseDirectory, Path.ChangeExtension(fileName, ".svg"));
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Console.WriteLine("[NavigationPageHandler] LoadToolbarIcon: Looking for " + fileName);
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Console.WriteLine($"[NavigationPageHandler] Trying PNG: {text} (exists: {File.Exists(text)})");
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Console.WriteLine($"[NavigationPageHandler] Trying SVG: {text2} (exists: {File.Exists(text2)})");
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if (File.Exists(text2))
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{
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SKSvg val = new SKSvg();
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try
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{
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val.Load(text2);
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if (val.Picture != null)
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{
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SKRect cullRect = val.Picture.CullRect;
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float num = 24f / Math.Max(((SKRect)(ref cullRect)).Width, ((SKRect)(ref cullRect)).Height);
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SKBitmap val2 = new SKBitmap(24, 24, false);
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SKCanvas val3 = new SKCanvas(val2);
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try
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{
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val3.Clear(SKColors.Transparent);
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val3.Scale(num);
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val3.DrawPicture(val.Picture, (SKPaint)null);
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Console.WriteLine("[NavigationPageHandler] Loaded SVG icon: " + text2);
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return val2;
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}
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finally
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{
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((IDisposable)val3)?.Dispose();
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}
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}
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}
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finally
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{
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((IDisposable)val)?.Dispose();
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}
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}
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if (File.Exists(text))
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{
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using (FileStream fileStream = File.OpenRead(text))
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{
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SKBitmap result = SKBitmap.Decode((Stream)fileStream);
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Console.WriteLine("[NavigationPageHandler] Loaded PNG icon: " + text);
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return result;
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}
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}
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Console.WriteLine("[NavigationPageHandler] Icon not found: " + fileName);
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return null;
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}
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catch (Exception ex)
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{
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Console.WriteLine("[NavigationPageHandler] Error loading icon " + fileName + ": " + ex.Message);
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return null;
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}
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}
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private void OnVirtualViewPushed(object? sender, NavigationEventArgs e)
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{
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//IL_0111: Unknown result type (might be due to invalid IL or missing references)
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//IL_0122: Unknown result type (might be due to invalid IL or missing references)
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try
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{
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Page page = e.Page;
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Console.WriteLine("[NavigationPageHandler] VirtualView Pushed: " + ((page != null) ? page.Title : null));
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if (e.Page == null || base.PlatformView == null || ((ElementHandler)this).MauiContext == null)
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{
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return;
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}
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if (((VisualElement)e.Page).Handler == null)
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{
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Console.WriteLine("[NavigationPageHandler] Creating handler for page: " + ((object)e.Page).GetType().Name);
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((VisualElement)e.Page).Handler = ((IView)(object)e.Page).ToViewHandler(((ElementHandler)this).MauiContext);
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Console.WriteLine("[NavigationPageHandler] Handler created: " + ((object)((VisualElement)e.Page).Handler)?.GetType().Name);
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}
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IViewHandler handler = ((VisualElement)e.Page).Handler;
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if (((handler != null) ? ((IElementHandler)handler).PlatformView : null) is SkiaPage skiaPage)
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{
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Console.WriteLine("[NavigationPageHandler] Setting up skiaPage, content: " + (((object)skiaPage.Content)?.GetType().Name ?? "null"));
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skiaPage.ShowNavigationBar = true;
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skiaPage.TitleBarColor = base.PlatformView.BarBackgroundColor;
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skiaPage.TitleTextColor = base.PlatformView.BarTextColor;
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skiaPage.Title = e.Page.Title ?? "";
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if (skiaPage.Content == null)
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{
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Page page2 = e.Page;
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ContentPage val = (ContentPage)(object)((page2 is ContentPage) ? page2 : null);
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if (val != null && val.Content != null)
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{
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Console.WriteLine("[NavigationPageHandler] Content is null, creating handler for: " + ((object)val.Content).GetType().Name);
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if (((VisualElement)val.Content).Handler == null)
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{
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((VisualElement)val.Content).Handler = ((IView)(object)val.Content).ToViewHandler(((ElementHandler)this).MauiContext);
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}
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IViewHandler handler2 = ((VisualElement)val.Content).Handler;
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if (((handler2 != null) ? ((IElementHandler)handler2).PlatformView : null) is SkiaView skiaView)
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{
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skiaPage.Content = skiaView;
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Console.WriteLine("[NavigationPageHandler] Set content to: " + ((object)skiaView).GetType().Name);
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}
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}
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}
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Console.WriteLine("[NavigationPageHandler] Mapping toolbar items");
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MapToolbarItems(skiaPage, e.Page);
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Console.WriteLine("[NavigationPageHandler] Pushing page to platform");
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base.PlatformView.Push(skiaPage, animated: false);
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Console.WriteLine($"[NavigationPageHandler] Push complete, thread={Environment.CurrentManagedThreadId}");
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}
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Console.WriteLine("[NavigationPageHandler] OnVirtualViewPushed returning");
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}
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catch (Exception ex)
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{
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Console.WriteLine("[NavigationPageHandler] EXCEPTION in OnVirtualViewPushed: " + ex.GetType().Name + ": " + ex.Message);
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Console.WriteLine("[NavigationPageHandler] Stack trace: " + ex.StackTrace);
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throw;
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}
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}
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private void OnVirtualViewPopped(object? sender, NavigationEventArgs e)
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{
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Page page = e.Page;
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Console.WriteLine("[NavigationPageHandler] VirtualView Popped: " + ((page != null) ? page.Title : null));
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base.PlatformView?.Pop();
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}
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private void OnVirtualViewPoppedToRoot(object? sender, NavigationEventArgs e)
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{
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Console.WriteLine("[NavigationPageHandler] VirtualView PoppedToRoot");
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base.PlatformView?.PopToRoot();
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}
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private void OnPushed(object? sender, NavigationEventArgs e)
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{
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}
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private void OnPopped(object? sender, NavigationEventArgs e)
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{
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NavigationPage virtualView = base.VirtualView;
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if (virtualView != null && ((NavigableElement)virtualView).Navigation.NavigationStack.Count > 1)
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{
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((NavigableElement)base.VirtualView).Navigation.RemovePage(((NavigableElement)base.VirtualView).Navigation.NavigationStack.Last());
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}
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}
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private void OnPoppedToRoot(object? sender, NavigationEventArgs e)
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{
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}
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public static void MapBarBackgroundColor(NavigationPageHandler handler, NavigationPage navigationPage)
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{
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//IL_001d: Unknown result type (might be due to invalid IL or missing references)
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if (((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView != null && navigationPage.BarBackgroundColor != null)
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{
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((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView.BarBackgroundColor = navigationPage.BarBackgroundColor.ToSKColor();
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}
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}
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public static void MapBarBackground(NavigationPageHandler handler, NavigationPage navigationPage)
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{
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//IL_0024: Unknown result type (might be due to invalid IL or missing references)
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if (((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView != null)
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{
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Brush barBackground = navigationPage.BarBackground;
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SolidColorBrush val = (SolidColorBrush)(object)((barBackground is SolidColorBrush) ? barBackground : null);
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if (val != null)
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{
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((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView.BarBackgroundColor = val.Color.ToSKColor();
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}
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}
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}
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public static void MapBarTextColor(NavigationPageHandler handler, NavigationPage navigationPage)
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{
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//IL_001d: Unknown result type (might be due to invalid IL or missing references)
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if (((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView != null && navigationPage.BarTextColor != null)
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{
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((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView.BarTextColor = navigationPage.BarTextColor.ToSKColor();
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}
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}
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public static void MapBackground(NavigationPageHandler handler, NavigationPage navigationPage)
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{
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//IL_0024: Unknown result type (might be due to invalid IL or missing references)
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if (((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView != null)
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{
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Brush background = ((VisualElement)navigationPage).Background;
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SolidColorBrush val = (SolidColorBrush)(object)((background is SolidColorBrush) ? background : null);
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if (val != null)
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{
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((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView.BackgroundColor = val.Color.ToSKColor();
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}
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}
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}
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public static void MapRequestNavigation(NavigationPageHandler handler, NavigationPage navigationPage, object? args)
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{
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//IL_00c5: Unknown result type (might be due to invalid IL or missing references)
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//IL_00d7: Unknown result type (might be due to invalid IL or missing references)
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if (((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView == null || ((ElementHandler)handler).MauiContext == null)
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{
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return;
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}
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NavigationRequest val = (NavigationRequest)((args is NavigationRequest) ? args : null);
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if (val == null)
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{
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return;
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}
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Console.WriteLine($"[NavigationPageHandler] MapRequestNavigation: {val.NavigationStack.Count} pages");
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foreach (IView item in val.NavigationStack)
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{
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Page val2 = (Page)(object)((item is Page) ? item : null);
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if (val2 == null)
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{
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continue;
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}
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if (((VisualElement)val2).Handler == null)
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{
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((VisualElement)val2).Handler = ((IView)(object)val2).ToViewHandler(((ElementHandler)handler).MauiContext);
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}
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IViewHandler handler2 = ((VisualElement)val2).Handler;
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if (((handler2 != null) ? ((IElementHandler)handler2).PlatformView : null) is SkiaPage skiaPage)
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{
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skiaPage.ShowNavigationBar = true;
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skiaPage.TitleBarColor = ((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView.BarBackgroundColor;
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skiaPage.TitleTextColor = ((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView.BarTextColor;
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handler.MapToolbarItems(skiaPage, val2);
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if (((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView.StackDepth == 0)
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{
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((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView.SetRootPage(skiaPage);
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}
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else
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{
|
|
((ViewHandler<NavigationPage, SkiaNavigationPage>)(object)handler).PlatformView.Push(skiaPage, val.Animated);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|