Adding jumplist support

WinUIGallery/App.xaml.cs

@@ -140,6 +140,24 @@ private async void EnsureWindow()
                 targetPageType = typeof(ItemPage);
             }
         }
+        // Handle JumpList launch arguments (passed as command-line args)
+        else if (eventArgs != null &&
+            eventArgs.Kind == ExtendedActivationKind.Launch &&
+            eventArgs.Data is ILaunchActivatedEventArgs launchArgs &&
+            !string.IsNullOrEmpty(launchArgs.Arguments))
+        {
+            string arg = launchArgs.Arguments.Trim();
+            targetPageArguments = arg;
+
+            if (ControlInfoDataSource.Instance.Groups.Any(g => g.UniqueId == arg))
+            {
+                targetPageType = typeof(SectionPage);
+            }
+            else if (ControlInfoDataSource.Instance.Groups.Any(g => g.Items.Any(i => i.UniqueId == arg)))
+            {
+                targetPageType = typeof(ItemPage);
+            }
+        }
 
         MainWindow.Navigate(targetPageType, targetPageArguments);
 
@@ -149,6 +167,9 @@ private async void EnsureWindow()
             navItem.IsSelected = true;
         }
 
+        // Initialize the taskbar JumpList with fixed tasks and favorites.
+        await JumpListHelper.UpdateJumpListAsync();
+
         // Activate the startup window.
         MainWindow.Activate();
     }

WinUIGallery/Controls/PageHeader.xaml

@@ -7,9 +7,9 @@
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:converters="using:CommunityToolkit.WinUI.Converters"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-    xmlns:models="using:WinUIGallery.Models"
     xmlns:local="using:WinUIGallery.Controls"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:models="using:WinUIGallery.Models"
     Loaded="UserControl_Loaded"
     mc:Ignorable="d">
 
@@ -34,11 +34,11 @@
         <StackPanel Orientation="Horizontal" Spacing="4">
             <TextBlock
                 AutomationProperties.AutomationId="PageHeader"
+                AutomationProperties.HeadingLevel="Level1"
                 Style="{StaticResource TitleTextBlockStyle}"
                 Text="{x:Bind Item.Title}"
                 TextTrimming="CharacterEllipsis"
-                TextWrapping="NoWrap"
-                AutomationProperties.HeadingLevel="Level1" />
+                TextWrapping="NoWrap" />
             <Button
                 x:Name="APIDetailsBtn"
                 Margin="0,0,0,3"
@@ -153,10 +153,10 @@
                                             Text="Control source code" />
                                         <Button
                                             Padding="6,5,6,6"
-                                            Style="{ThemeResource SubtleButtonStyle}"
-                                            ToolTipService.ToolTip="{x:Bind GetControlSourceInfoText(), Mode=OneWay}"
+                                            AutomationProperties.HelpText="{x:Bind GetControlSourceInfoText(), Mode=OneWay}"
                                             AutomationProperties.Name="Info"
-                                            AutomationProperties.HelpText="{x:Bind GetControlSourceInfoText(), Mode=OneWay}">
+                                            Style="{ThemeResource SubtleButtonStyle}"
+                                            ToolTipService.ToolTip="{x:Bind GetControlSourceInfoText(), Mode=OneWay}">
                                             <FontIcon
                                                 VerticalAlignment="Center"
                                                 FontSize="14"
@@ -174,7 +174,7 @@
                                     </HyperlinkButton>
                                 </StackPanel>
 
-                                <MenuFlyoutSeparator Margin="-12" />
+                                <MenuFlyoutSeparator x:Name="ControlSourceSeparator" Margin="-12" />
 
                                 <StackPanel
                                     Margin="0,8,0,0"
@@ -187,10 +187,10 @@
                                         Text="Sample page source code" />
                                     <Button
                                         Padding="6,5,6,6"
-                                        Style="{ThemeResource SubtleButtonStyle}"
-                                        ToolTipService.ToolTip="{x:Bind GetSamplePageSourceInfoText(), Mode=OneWay}"
+                                        AutomationProperties.HelpText="{x:Bind GetSamplePageSourceInfoText(), Mode=OneWay}"
                                         AutomationProperties.Name="Info"
-                                        AutomationProperties.HelpText="{x:Bind GetSamplePageSourceInfoText(), Mode=OneWay}">
+                                        Style="{ThemeResource SubtleButtonStyle}"
+                                        ToolTipService.ToolTip="{x:Bind GetSamplePageSourceInfoText(), Mode=OneWay}">
                                         <FontIcon
                                             VerticalAlignment="Center"
                                             FontSize="14"
@@ -272,14 +272,14 @@
                     </Button.Content>
                 </Button>
                 <AppBarSeparator />
-                <ToggleButton x:Name="FavoriteButton"
-                              Height="32"
-                              Margin="4,0,0,0"
-                              Click="FavoriteButton_Click"
-                              AutomationProperties.Name="Favorite sample">
+                <ToggleButton
+                    x:Name="FavoriteButton"
+                    Height="32"
+                    Margin="4,0,0,0"
+                    AutomationProperties.Name="Favorite sample"
+                    Click="FavoriteButton_Click">
                     <ToggleButton.Content>
-                        <FontIcon FontSize="16"
-                                  Glyph="{x:Bind GetFavoriteGlyph(FavoriteButton.IsChecked), Mode=OneWay}" />
+                        <FontIcon FontSize="16" Glyph="{x:Bind GetFavoriteGlyph(FavoriteButton.IsChecked), Mode=OneWay}" />
                     </ToggleButton.Content>
                     <ToolTipService.ToolTip>
                         <ToolTip Content="{x:Bind GetFavoriteToolTip(FavoriteButton.IsChecked), Mode=OneWay}" />

WinUIGallery/Controls/PageHeader.xaml.cs

@@ -53,11 +53,13 @@ public void SetControlSourceLink(string BaseUri, string SourceLink)
         if (!string.IsNullOrEmpty(SourceLink))
         {
             ControlSourcePanel.Visibility = Visibility.Visible;
+            ControlSourceSeparator.Visibility = Visibility.Visible;
             ControlSourceLink.NavigateUri = new Uri(BaseUri + SourceLink);
         }
         else
         {
             ControlSourcePanel.Visibility = Visibility.Collapsed;
+            ControlSourceSeparator.Visibility = Visibility.Collapsed;
         }
 
     }

WinUIGallery/Helpers/JumpListHelper.cs

@@ -0,0 +1,74 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+using System;
+using System.Linq;
+using System.Threading.Tasks;
+using Windows.UI.StartScreen;
+using WinUIGallery.Models;
+
+namespace WinUIGallery.Helpers;
+
+/// <summary>
+/// Manages the app's taskbar JumpList, providing quick access to
+/// recently visited items and user-favorited items.
+/// </summary>
+internal static class JumpListHelper
+{
+    /// <summary>
+    /// Rebuilds the JumpList with recently visited items and the current set of favorite items.
+    /// Safe to call at any time; silently returns if JumpList is not supported.
+    /// </summary>
+    public static async Task UpdateJumpListAsync()
+    {
+        if (!NativeMethods.IsAppPackaged || !JumpList.IsSupported())
+        {
+            return;
+        }
+
+        try
+        {
+            JumpList jumpList = await JumpList.LoadCurrentAsync();
+            jumpList.Items.Clear();
+            jumpList.SystemGroupKind = JumpListSystemGroupKind.None;
+
+            // Dynamic group: Recent
+            var recentlyVisited = SettingsHelper.Current.RecentlyVisited;
+            foreach (string uniqueId in recentlyVisited)
+            {
+                AddItemTask(jumpList, uniqueId, groupName: "Recent");
+            }
+
+            // Dynamic group: Favorites
+            var favorites = SettingsHelper.Current.Favorites;
+            foreach (string uniqueId in favorites)
+            {
+                AddItemTask(jumpList, uniqueId, groupName: "Favorites");
+            }
+
+            await jumpList.SaveAsync();
+        }
+        catch
+        {
+            // JumpList updates are best-effort; don't crash the app.
+        }
+    }
+
+    private static void AddItemTask(JumpList jumpList, string uniqueId, string groupName)
+    {
+        ControlInfoDataItem? item = ControlInfoDataSource.Instance.Groups
+            .SelectMany(g => g.Items)
+            .FirstOrDefault(i => i.UniqueId == uniqueId);
+
+        if (item == null)
+        {
+            return;
+        }
+
+        JumpListItem task = JumpListItem.CreateWithArguments(uniqueId, item.Title);
+        task.GroupName = groupName;
+        task.Description = "Go to " + item.Title;
+        task.Logo = new Uri(item.ImagePath);
+        jumpList.Items.Add(task);
+    }
+}

WinUIGallery/Helpers/SettingsHelper/SettingsHelper.cs

@@ -56,11 +56,13 @@ public void UpdateFavorites(Action<List<string>> updater)
         var list = Favorites;
         updater(list);
         Favorites = list;
+        _ = JumpListHelper.UpdateJumpListAsync();
     }
     public void UpdateRecentlyVisited(Action<List<string>> updater)
     {
         var list = RecentlyVisited;
         updater(list);
         RecentlyVisited = list;
+        _ = JumpListHelper.UpdateJumpListAsync();
     }
 }

WinUIGallery/Samples/ControlPages/JumpListPage.xaml

@@ -0,0 +1,67 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Page
+    x:Class="WinUIGallery.ControlPages.JumpListPage"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:controls="using:WinUIGallery.Controls"
+    mc:Ignorable="d">
+
+    <StackPanel>
+        <InfoBar Margin="0,10,0,0" IsOpen="True" IsClosable="False" Severity="Warning"
+                 Title="JumpList is not available in unpackaged mode."
+                 Message="This API requires the app to be running in packaged mode (MSIX)."/>
+
+        <TextBlock Margin="0,12,0,0" TextWrapping="Wrap" Style="{StaticResource BodyTextBlockStyle}"
+                   Text="WinUI Gallery populates its jump list with your recently visited and favorited items. Restarting the app will restore these entries after any changes made on this page." />
+
+        <controls:ControlExample HeaderText="Adding tasks to the jump list">
+            <StackPanel Spacing="8">
+                <TextBlock TextWrapping="Wrap"
+                           Text="Tasks are items with an empty GroupName. They appear in the built-in 'Tasks' section at the bottom of the jump list. Use tasks for common app-wide actions that are always relevant, such as composing a new message or opening settings. Each task launches the app with a specific argument string that your app can handle on startup." />
+                <StackPanel Orientation="Horizontal" Spacing="8">
+                    <Button Content="Add sample tasks"
+                            Style="{StaticResource AccentButtonStyle}"
+                            Click="AddTasksButton_Click" />
+                    <Button Content="Clear all items"
+                            Click="ClearTasksButton_Click" />
+                </StackPanel>
+            </StackPanel>
+            <controls:ControlExample.CSharp>
+                <x:String xml:space="preserve">
+var jumpList = await JumpList.LoadCurrentAsync();
+
+var task = JumpListItem.CreateWithArguments("/compose", "New Message");
+task.Description = "Compose a new message";
+task.Logo = new Uri("ms-appx:///Assets/Tiles/AppList.targetsize-48.png");
+
+jumpList.Items.Add(task);
+await jumpList.SaveAsync();
+                </x:String>
+            </controls:ControlExample.CSharp>
+        </controls:ControlExample>
+
+        <controls:ControlExample HeaderText="Adding items to a custom group">
+            <StackPanel Spacing="8">
+                <TextBlock TextWrapping="Wrap"
+                           Text="Custom groups let you organize jump list items into named sections. Set the GroupName property to a non-empty string and all items sharing the same GroupName will appear together under that heading. This is useful for grouping related items like recent projects, pinned documents, or user-defined categories." />
+                <Button Content="Add custom group items"
+                        Click="AddCustomGroupButton_Click" />
+            </StackPanel>
+            <controls:ControlExample.CSharp>
+                <x:String xml:space="preserve">
+var jumpList = await JumpList.LoadCurrentAsync();
+
+var item = JumpListItem.CreateWithArguments("/project-alpha", "Project Alpha");
+item.GroupName = "Projects";
+item.Description = "Open Project Alpha";
+item.Logo = new Uri("ms-appx:///Assets/Tiles/AppList.targetsize-48.png");
+
+jumpList.Items.Add(item);
+await jumpList.SaveAsync();
+                </x:String>
+            </controls:ControlExample.CSharp>
+        </controls:ControlExample>
+    </StackPanel>
+</Page>

WinUIGallery/Samples/ControlPages/JumpListPage.xaml.cs

@@ -0,0 +1,78 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using System;
+using Windows.UI.StartScreen;
+using WinUIGallery.Helpers;
+
+namespace WinUIGallery.ControlPages;
+
+public sealed partial class JumpListPage : Page
+{
+    public JumpListPage()
+    {
+        this.InitializeComponent();
+    }
+
+    private async void AddTasksButton_Click(object sender, RoutedEventArgs e)
+    {
+        if (!NativeMethods.IsAppPackaged)
+        {
+            return;
+        }
+
+        JumpList jumpList = await JumpList.LoadCurrentAsync();
+
+        JumpListItem composeTask = JumpListItem.CreateWithArguments("/compose", "New Message");
+        composeTask.Description = "Compose a new message";
+        composeTask.Logo = new Uri("ms-appx:///Assets/Tiles/AppList.targetsize-48.png");
+
+        JumpListItem searchTask = JumpListItem.CreateWithArguments("/search", "Search");
+        searchTask.Description = "Search for items";
+        searchTask.Logo = new Uri("ms-appx:///Assets/Tiles/AppList.targetsize-48.png");
+
+        jumpList.Items.Add(composeTask);
+        jumpList.Items.Add(searchTask);
+
+        await jumpList.SaveAsync();
+    }
+
+    private async void ClearTasksButton_Click(object sender, RoutedEventArgs e)
+    {
+        if (!NativeMethods.IsAppPackaged)
+        {
+            return;
+        }
+
+        JumpList jumpList = await JumpList.LoadCurrentAsync();
+        jumpList.Items.Clear();
+        await jumpList.SaveAsync();
+    }
+
+    private async void AddCustomGroupButton_Click(object sender, RoutedEventArgs e)
+    {
+        if (!NativeMethods.IsAppPackaged)
+        {
+            return;
+        }
+
+        JumpList jumpList = await JumpList.LoadCurrentAsync();
+
+        JumpListItem item1 = JumpListItem.CreateWithArguments("/project-alpha", "Project Alpha");
+        item1.GroupName = "Projects";
+        item1.Description = "Open Project Alpha";
+        item1.Logo = new Uri("ms-appx:///Assets/Tiles/AppList.targetsize-48.png");
+
+        JumpListItem item2 = JumpListItem.CreateWithArguments("/project-beta", "Project Beta");
+        item2.GroupName = "Projects";
+        item2.Description = "Open Project Beta";
+        item2.Logo = new Uri("ms-appx:///Assets/Tiles/AppList.targetsize-48.png");
+
+        jumpList.Items.Add(item1);
+        jumpList.Items.Add(item2);
+
+        await jumpList.SaveAsync();
+    }
+}