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Доработан Docking

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FrigaT
2026-01-27 05:17:35 +03:00
parent 33abd94f6e
commit 584df249f6
99 changed files with 2270 additions and 12792 deletions
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2
Lattice.Example.DragDrop/App.xaml.cs
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@@ -21,7 +21,7 @@ public partial class App : Application
themeManager.RegisterTheme(new FluentThemePack(true)); // Dark тема
// Применяем тему по умолчанию
themeManager.ApplyTheme("Fluent");
themeManager.ApplyTheme("Fluent Dark");
// Создаем главное окно
_window = new MainWindow();

46
Lattice.Example.DragDrop/Handlers/CustomDropHandler.cs
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@@ -1,46 +0,0 @@
using Lattice.Core.DragDrop.Abstractions;
using Lattice.Core.DragDrop.Models;
using System;
using System.Threading;
using System.Threading.Tasks;
namespace Lattice.Example.DragDrop;
public class CustomDropHandler : IDropTarget
{
private readonly Action<object> _onDrop;
public CustomDropHandler(Action<object> onDrop)
{
_onDrop = onDrop;
}
public async Task<bool> CanAcceptDropAsync(DropInfo dropInfo, CancellationToken cancellationToken = default)
{
// Принимаем только объекты типа DragDropItem
return dropInfo.Data is DragDropItem;
}
public async Task OnDragOverAsync(DropInfo dropInfo, CancellationToken cancellationToken = default)
{
if (dropInfo.Data is DragDropItem)
{
dropInfo.SuggestedEffects = Core.DragDrop.Enums.DragDropEffects.Copy;
dropInfo.ShowVisualFeedback = true;
}
}
public async Task OnDropAsync(DropInfo dropInfo, CancellationToken cancellationToken = default)
{
if (dropInfo.Data is DragDropItem item)
{
_onDrop(item);
dropInfo.MarkAsHandled();
}
}
public Task OnDragLeaveAsync(CancellationToken cancellationToken = default)
{
return Task.CompletedTask;
}
}

5
Lattice.Example.DragDrop/Lattice.Example.DragDrop.csproj
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@@ -1,4 +1,4 @@
<Project Sdk="Microsoft.NET.Sdk">
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>WinExe</OutputType>
<TargetFramework>net8.0-windows10.0.19041.0</TargetFramework>
@@ -41,11 +41,8 @@
<PackageReference Include="Microsoft.WindowsAppSDK" Version="1.8.260101001" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\Lattice.Core.DragDrop\Lattice.Core.DragDrop.csproj" />
<ProjectReference Include="..\Lattice.Themes.Core\Lattice.Themes.Core.csproj" />
<ProjectReference Include="..\Lattice.Themes.Fluent\Lattice.Themes.Fluent.csproj" />
<ProjectReference Include="..\Lattice.UI.DragDrop.WinUI\Lattice.UI.DragDrop.WinUI.csproj" />
<ProjectReference Include="..\Lattice.UI.DragDrop\Lattice.UI.DragDrop.csproj" />
</ItemGroup>
<!--

355
Lattice.Example.DragDrop/MainWindow.xaml
View File

@@ -2,269 +2,140 @@
x:Class="Lattice.Example.DragDrop.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="using:Lattice.Example.DragDrop"
xmlns:lattice="using:Lattice.UI.DragDrop.WinUI"
xmlns:muxc="using:Microsoft.UI.Xaml.Controls"
Title="Lattice Drag Drop Example">
Title="Drag Drop Demo"
>
<Grid>
<Grid Background="#F0F2F5">
<Grid.RowDefinitions>
<RowDefinition Height="Auto"/>
<RowDefinition Height="*"/>
<RowDefinition Height="Auto"/>
</Grid.RowDefinitions>
<!-- Header -->
<Border Grid.Row="0"
Background="{ThemeResource Lattice.Brush.Accent}"
Padding="12">
<Grid>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*"/>
<ColumnDefinition Width="Auto"/>
</Grid.ColumnDefinitions>
<!-- Инструкция -->
<TextBlock Grid.Row="0"
Text="Просто перетащите элементы справа влево!"
FontSize="14" Margin="20" HorizontalAlignment="Center"
FontWeight="SemiBold"/>
<StackPanel Grid.Column="0" Orientation="Horizontal" Spacing="12">
<FontIcon Glyph="&#xE718;"
FontFamily="Segoe MDL2 Assets"
Foreground="{ThemeResource Lattice.Brush.Text.OnAccent}"/>
<TextBlock Text="Lattice Drag Drop Example"
FontSize="{ThemeResource Lattice.FontSize.Title}"
Foreground="{ThemeResource Lattice.Brush.Text.OnAccent}"
VerticalAlignment="Center"/>
</StackPanel>
<StackPanel Grid.Column="1" Orientation="Horizontal" Spacing="12">
<ToggleSwitch Header="Dark Mode"
OffContent="Light"
OnContent="Dark"
Toggled="OnThemeToggleToggled"/>
<Button Content="Stats"
Click="OnStatsButtonClick"
Style="{StaticResource AccentButtonStyle}"/>
</StackPanel>
</Grid>
</Border>
<!-- Main Content -->
<Grid Grid.Row="1" Margin="24">
<!-- Основное содержимое -->
<Grid Grid.Row="1" Margin="20">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*"/>
<ColumnDefinition Width="4"/>
<ColumnDefinition Width="*"/>
</Grid.ColumnDefinitions>
<!-- Left Panel - Sources -->
<Border Grid.Column="0"
Background="{ThemeResource Lattice.Brush.Background.Primary}"
BorderBrush="{ThemeResource Lattice.Brush.Panel.Border}"
BorderThickness="{ThemeResource Lattice.BorderThickness.Panel}"
CornerRadius="{ThemeResource Lattice.CornerRadius.Panel}"
Padding="{ThemeResource Lattice.Spacing.Panel}">
<!-- ЦЕЛЕВАЯ ЗОНА (куда бросаем) -->
<Border Grid.Column="0"
Background="White"
CornerRadius="10"
BorderThickness="2"
BorderBrush="#4CAF50"
Padding="20"
Margin="0,0,10,0"
lattice:DragDropProperties.IsDropTarget="True">
<StackPanel>
<TextBlock Text="Drag Sources"
FontSize="{ThemeResource Lattice.FontSize.Title}"
FontWeight="{ThemeResource Lattice.FontWeight.Semibold}"
Margin="0,0,0,12"/>
<TextBlock Text="Drag items from here to the right panel"
FontSize="{ThemeResource Lattice.FontSize.Body}"
Foreground="{ThemeResource Lattice.Brush.Text.Secondary}"
<TextBlock Text="🟢 ЦЕЛЕВАЯ ЗОНА"
FontSize="16" FontWeight="Bold"
Foreground="#4CAF50"
Margin="0,0,0,15"/>
<TextBlock x:Name="DropInfoText"
Text="Бросьте сюда элементы"
FontSize="14"
Foreground="#666"
TextWrapping="Wrap"
Margin="0,0,0,16"/>
<!-- Items that can be dragged -->
<ItemsControl x:Name="SourceItemsControl">
<ItemsControl.ItemTemplate>
<DataTemplate>
<Border Padding="12"
Margin="0,0,0,8"
Background="{ThemeResource Lattice.Brush.Background.Secondary}"
CornerRadius="{ThemeResource Lattice.CornerRadius.Small}"
BorderThickness="{ThemeResource Lattice.BorderThickness.Thin}"
BorderBrush="{ThemeResource Lattice.Brush.Border.Primary}"
lattice:DragDropProperties.IsDragSource="True"
lattice:DragDropProperties.DragData="{Binding}">
<Grid>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="Auto"/>
<ColumnDefinition Width="*"/>
</Grid.ColumnDefinitions>
<FontIcon Grid.Column="0"
Glyph="&#xE7C5;"
FontFamily="Segoe MDL2 Assets"
Margin="0,0,12,0"
Foreground="{ThemeResource Lattice.Brush.Text.Secondary}"/>
<StackPanel Grid.Column="1" VerticalAlignment="Center">
<TextBlock Text="{Binding Name}"
FontSize="{ThemeResource Lattice.FontSize.Body}"
FontWeight="{ThemeResource Lattice.FontWeight.Medium}"/>
<TextBlock Text="{Binding Description}"
FontSize="{ThemeResource Lattice.FontSize.Caption}"
Foreground="{ThemeResource Lattice.Brush.Text.Secondary}"
TextWrapping="Wrap"/>
</StackPanel>
</Grid>
</Border>
</DataTemplate>
</ItemsControl.ItemTemplate>
</ItemsControl>
<!-- Custom drag source example -->
<Border Padding="12"
Margin="0,16,0,0"
Background="{ThemeResource Lattice.Brush.Background.Secondary}"
CornerRadius="{ThemeResource Lattice.CornerRadius.Small}"
BorderThickness="{ThemeResource Lattice.BorderThickness.Thin}"
BorderBrush="{ThemeResource Lattice.Brush.Border.Primary}"
x:Name="CustomDragSource">
<StackPanel>
<TextBlock Text="Custom Drag Source"
FontSize="{ThemeResource Lattice.FontSize.BodyStrong}"
FontWeight="{ThemeResource Lattice.FontWeight.Semibold}"/>
<TextBlock Text="Drag this custom control"
FontSize="{ThemeResource Lattice.FontSize.Caption}"
Foreground="{ThemeResource Lattice.Brush.Text.Secondary}"
Margin="0,4,0,0"/>
</StackPanel>
</Border>
HorizontalAlignment="Center"
VerticalAlignment="Center"/>
</StackPanel>
</Border>
<!-- Splitter (простой прямоугольник) -->
<Rectangle Grid.Column="1"
Fill="{ThemeResource Lattice.Brush.Splitter.Normal}"
HorizontalAlignment="Stretch"
VerticalAlignment="Stretch">
<Rectangle.ContextFlyout>
<MenuFlyout>
<MenuFlyoutItem Text="Reset Panels" Click="OnResetPanelsClick"/>
</MenuFlyout>
</Rectangle.ContextFlyout>
</Rectangle>
<!-- ЗОНА С ЭЛЕМЕНТАМИ (откуда тянем) -->
<StackPanel Grid.Column="1"
Background="White"
CornerRadius="10"
Padding="20"
Margin="10,0,0,0">
<TextBlock Text="📦 ЭЛЕМЕНТЫ ДЛЯ ПЕРЕТАСКИВАНИЯ"
FontSize="16" FontWeight="Bold"
Foreground="#2196F3"
Margin="0,0,0,15"/>
<!-- 1. TextBlock элемент -->
<Border Padding="15"
Background="#E3F2FD"
CornerRadius="8"
BorderThickness="1"
BorderBrush="#90CAF9"
Margin="0,0,0,10"
lattice:DragDropProperties.IsDragSource="True"
lattice:DragDropProperties.DragData="TextBlock Element">
<TextBlock Text="📝 Это TextBlock"
FontSize="14"
Foreground="#1565C0"
FontWeight="SemiBold"/>
</Border>
<!-- 2. Border элемент -->
<Border Padding="15"
Background="#E8F5E9"
CornerRadius="8"
BorderThickness="1"
BorderBrush="#A5D6A7"
Margin="0,0,0,10"
lattice:DragDropProperties.IsDragSource="True"
lattice:DragDropProperties.DragData="Border Element">
<!-- Right Panel - Targets -->
<Border Grid.Column="2"
Background="{ThemeResource Lattice.Brush.Background.Primary}"
BorderBrush="{ThemeResource Lattice.Brush.Panel.Border}"
BorderThickness="{ThemeResource Lattice.BorderThickness.Panel}"
CornerRadius="{ThemeResource Lattice.CornerRadius.Panel}"
Padding="{ThemeResource Lattice.Spacing.Panel}"
lattice:DragDropProperties.IsDropTarget="True"
x:Name="DropTargetArea">
<ScrollViewer>
<StackPanel>
<TextBlock Text="Drop Targets"
FontSize="{ThemeResource Lattice.FontSize.Title}"
FontWeight="{ThemeResource Lattice.FontWeight.Semibold}"
Margin="0,0,0,12"/>
<TextBlock Text="Drop items here"
FontSize="{ThemeResource Lattice.FontSize.Body}"
Foreground="{ThemeResource Lattice.Brush.Text.Secondary}"
TextWrapping="Wrap"
Margin="0,0,0,16"/>
<!-- Dropped Items Display -->
<ItemsControl x:Name="DroppedItemsControl">
<ItemsControl.ItemTemplate>
<DataTemplate>
<Border Padding="12"
Margin="0,0,0,8"
Background="{ThemeResource Lattice.Brush.Background.Secondary}"
CornerRadius="{ThemeResource Lattice.CornerRadius.Small}"
BorderThickness="{ThemeResource Lattice.BorderThickness.Thin}"
BorderBrush="{ThemeResource Lattice.Brush.Border.Primary}">
<Grid>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="Auto"/>
<ColumnDefinition Width="*"/>
<ColumnDefinition Width="Auto"/>
</Grid.ColumnDefinitions>
<FontIcon Grid.Column="0"
Glyph="&#xE8FB;"
FontFamily="Segoe MDL2 Assets"
Margin="0,0,12,0"
Foreground="{ThemeResource Lattice.Brush.Success}"/>
<StackPanel Grid.Column="1" VerticalAlignment="Center">
<TextBlock Text="{Binding Name}"
FontSize="{ThemeResource Lattice.FontSize.Body}"
FontWeight="{ThemeResource Lattice.FontWeight.Medium}"/>
<TextBlock Text="{Binding Description}"
FontSize="{ThemeResource Lattice.FontSize.Caption}"
Foreground="{ThemeResource Lattice.Brush.Text.Secondary}"
TextWrapping="Wrap"/>
</StackPanel>
<Button Grid.Column="2"
Content="Remove"
Click="OnRemoveItemClick"
Margin="12,0,0,0"
Tag="{Binding}"/>
</Grid>
</Border>
</DataTemplate>
</ItemsControl.ItemTemplate>
</ItemsControl>
<!-- Drop Instructions -->
<Border Padding="16"
Margin="0,16,0,0"
Background="{ThemeResource Lattice.Brush.Drop.Preview}"
CornerRadius="{ThemeResource Lattice.CornerRadius.Medium}"
BorderThickness="{ThemeResource Lattice.BorderThickness.Medium}"
BorderBrush="{ThemeResource Lattice.Brush.Accent}"
x:Name="DropInstructionsBorder">
<StackPanel HorizontalAlignment="Center" VerticalAlignment="Center">
<FontIcon Glyph="&#xE896;"
FontFamily="Segoe MDL2 Assets"
FontSize="24"
Foreground="{ThemeResource Lattice.Brush.Accent}"
HorizontalAlignment="Center"
Margin="0,0,0,12"/>
<TextBlock Text="Drop items here"
FontSize="{ThemeResource Lattice.FontSize.BodyStrong}"
FontWeight="{ThemeResource Lattice.FontWeight.Medium}"
Foreground="{ThemeResource Lattice.Brush.Accent}"
HorizontalAlignment="Center"/>
<TextBlock Text="Drag and drop items from the left panel"
FontSize="{ThemeResource Lattice.FontSize.Caption}"
Foreground="{ThemeResource Lattice.Brush.Accent}"
HorizontalAlignment="Center"
Opacity="0.7"/>
</StackPanel>
</Border>
<TextBlock Text="🟩 Это Border"
FontSize="14"
Foreground="#2E7D32"
FontWeight="SemiBold"/>
<TextBlock Text="С рамкой и заливкой"
FontSize="12"
Foreground="#666"
Margin="0,5,0,0"/>
</StackPanel>
</ScrollViewer>
</Border>
</Border>
<!-- 3. Grid элемент -->
<Border Padding="15"
Background="#FFF3E0"
CornerRadius="8"
BorderThickness="1"
BorderBrush="#FFCC80"
lattice:DragDropProperties.IsDragSource="True"
lattice:DragDropProperties.DragData="Grid Element">
<Grid>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="Auto"/>
<ColumnDefinition Width="*"/>
</Grid.ColumnDefinitions>
<!-- Иконка -->
<TextBlock Grid.Column="0"
Text="🔲"
FontSize="18"
Margin="0,0,10,0"
VerticalAlignment="Center"/>
<!-- Контент -->
<StackPanel Grid.Column="1">
<TextBlock Text="Это Grid"
FontSize="14"
Foreground="#EF6C00"
FontWeight="SemiBold"/>
<TextBlock Text="С несколькими колонками"
FontSize="12"
Foreground="#666"/>
</StackPanel>
</Grid>
</Border>
</StackPanel>
</Grid>
<!-- Status Bar -->
<Border Grid.Row="2"
Background="{ThemeResource Lattice.Brush.Background.Secondary}"
BorderThickness="1,0,0,0"
BorderBrush="{ThemeResource Lattice.Brush.Border.Primary}"
Padding="12">
<Grid>
<TextBlock x:Name="StatusText"
Text="Ready"
VerticalAlignment="Center"
Foreground="{ThemeResource Lattice.Brush.Text.Secondary}"/>
<StackPanel Orientation="Horizontal" Spacing="12"
HorizontalAlignment="Right">
<TextBlock x:Name="DragStatsText"
Text="Drag operations: 0"
Foreground="{ThemeResource Lattice.Brush.Text.Secondary}"/>
<TextBlock Text="|"
Foreground="{ThemeResource Lattice.Brush.Text.Disabled}"/>
<TextBlock x:Name="DropStatsText"
Text="Dropped items: 0"
Foreground="{ThemeResource Lattice.Brush.Text.Secondary}"/>
</StackPanel>
</Grid>
</Border>
</Grid>
</Window>

412
Lattice.Example.DragDrop/MainWindow.xaml.cs
View File

@@ -1,421 +1,17 @@
using Lattice.Core.DragDrop.Services;
using Lattice.Themes;
using Lattice.UI.DragDrop.WinUI.Factories;
using Lattice.UI.DragDrop.WinUI.Services;
using Lattice.UI.DragDrop.WinUI;
using Microsoft.UI.Xaml;
using Microsoft.UI.Xaml.Controls;
using System;
using System.Collections.ObjectModel;
using System.Linq;
using System.Threading.Tasks;
namespace Lattice.Example.DragDrop;
public sealed partial class MainWindow : Window
{
private readonly ObservableCollection<DragDropItem> _sourceItems = new();
private readonly ObservableCollection<DragDropItem> _droppedItems = new();
private WinUIDragDropManager? _dragDropManager;
private IDragDropService? _dragDropService;
private int _dragOperationCount = 0;
private bool _isInitialized = false;
public MainWindow()
{
// Создаем менеджер перетаскивания
_dragDropManager = WinUIDragDropFactory.CreateManager(this, manager =>
{
// Настраиваем смещение визуального элемента
manager.DragVisualOffset = new Core.Geometry.Point(-15, -15);
});
_dragDropService = _dragDropManager.DragDropService;
InitializeComponent();
// Устанавливаем размер окна
SetWindowSize(1200, 800);
// Инициализируем данные
InitializeData();
// Инициализируем drag & drop систему
InitializeDragDrop();
// Устанавливаем контекст данных
SourceItemsControl.ItemsSource = _sourceItems;
DroppedItemsControl.ItemsSource = _droppedItems;
Closed += MainWindow_Closing;
// Обновляем видимость инструкций
UpdateDropInstructions();
}
private void MainWindow_Closing(object sender, WindowEventArgs args)
{
// Очищаем ресурсы
_dragDropManager?.Dispose();
}
private void InitializeData()
{
// Создаем тестовые данные для перетаскивания
_sourceItems.Add(new DragDropItem
{
Name = "Document",
Description = "Microsoft Word document",
Icon = "Document",
Type = "File"
});
_sourceItems.Add(new DragDropItem
{
Name = "Image",
Description = "PNG image file",
Icon = "Pictures",
Type = "File"
});
_sourceItems.Add(new DragDropItem
{
Name = "Music",
Description = "MP3 audio file",
Icon = "Audio",
Type = "File"
});
_sourceItems.Add(new DragDropItem
{
Name = "Video",
Description = "MP4 video file",
Icon = "Video",
Type = "File"
});
_sourceItems.Add(new DragDropItem
{
Name = "Contact",
Description = "Contact information",
Icon = "Contact",
Type = "Data"
});
_sourceItems.Add(new DragDropItem
{
Name = "Link",
Description = "Web URL",
Icon = "Link",
Type = "Link"
});
_sourceItems.Add(new DragDropItem
{
Name = "Folder",
Description = "File system folder",
Icon = "Folder",
Type = "Folder"
});
}
private void InitializeDragDrop()
{
try
{
// Настраиваем кастомный источник перетаскивания
_dragDropManager.MakeDragSource(CustomDragSource, new DragDropItem
{
Name = "Custom Element",
Description = "This is a custom drag source example",
Icon = "Favorite",
Type = "Custom"
});
// Настраиваем обработчик для области сброса
_dragDropManager.MakeDropTarget(DropTargetArea);
// Подписываемся на события перетаскивания
_dragDropService.DragStarted += OnDragStarted;
_dragDropService.DragUpdated += OnDragUpdated;
_dragDropService.DragCompleted += OnDragCompleted;
_dragDropService.DragCancelled += OnDragCancelled;
_dragDropService.DropTargetChanged += OnDropTargetChanged;
_dragDropService.ErrorOccurred += OnDragDropError;
UpdateStats();
StatusText.Text = "Drag & Drop system initialized";
}
catch (Exception ex)
{
StatusText.Text = $"Failed to initialize Drag & Drop: {ex.Message}";
ShowErrorDialog("Initialization Error", ex.Message);
}
}
private void OnDragStarted(object? sender, Core.DragDrop.Services.DragStartedEventArgs e)
{
_dragOperationCount++;
UpdateStats();
StatusText.Text = $"Dragging started: {GetItemName(e.DragInfo.Data)}";
}
private void OnDragUpdated(object? sender, Core.DragDrop.Services.DragUpdatedEventArgs e)
{
StatusText.Text = $"Dragging: {GetItemName(e.DragInfo.Data)} at ({e.Position.X:F0}, {e.Position.Y:F0})";
}
private void OnDragCompleted(object? sender, Core.DragDrop.Services.DragCompletedEventArgs e)
{
// Проверяем, что элемент сброшен на нашу область
if (e.DragInfo.Data is DragDropItem item)
{
// Добавляем элемент в список сброшенных
DispatcherQueue.TryEnqueue(() =>
{
if (!_droppedItems.Contains(item))
{
_droppedItems.Add(item);
// Удаляем из источников, если это не кастомный элемент
if (_sourceItems.Contains(item) && item.Name != "Custom Element")
{
_sourceItems.Remove(item);
}
UpdateStats();
UpdateDropInstructions();
StatusText.Text = $"Item dropped: {item.Name}";
// Показываем уведомление
ShowDropNotification(item);
}
});
}
else
{
StatusText.Text = "Drag completed";
}
}
private async void ShowDropNotification(DragDropItem item)
{
var notification = new TeachingTip
{
Title = "Item Dropped",
Subtitle = $"Successfully dropped '{item.Name}'",
IsOpen = true,
PreferredPlacement = TeachingTipPlacementMode.TopRight,
Target = DropTargetArea
};
// Автоматически скрываем через 3 секунды
await Task.Delay(3000);
notification.IsOpen = false;
}
private void OnDragCancelled(object? sender, Core.DragDrop.Services.DragCancelledEventArgs e)
{
StatusText.Text = "Drag cancelled";
}
private void OnDropTargetChanged(object? sender, Core.DragDrop.Services.DropTargetChangedEventArgs e)
{
if (e.Target != null)
{
StatusText.Text = "Over drop target";
}
else
{
StatusText.Text = "Not over drop target";
}
}
private async void OnDragDropError(object? sender, Core.DragDrop.Services.DragDropErrorEventArgs e)
{
StatusText.Text = $"Error: {e.Exception.Message}";
await ShowErrorDialog("Drag & Drop Error", e.Exception.Message);
}
private string GetItemName(object? data)
{
if (data is DragDropItem item)
{
return item.Name;
}
return data?.ToString() ?? "Unknown";
}
private void UpdateStats()
{
DispatcherQueue.TryEnqueue(() =>
{
DragStatsText.Text = $"Drag operations: {_dragOperationCount}";
DropStatsText.Text = $"Dropped items: {_droppedItems.Count}";
});
}
private void UpdateDropInstructions()
{
DropInstructionsBorder.Visibility = _droppedItems.Count == 0 ?
Visibility.Visible : Visibility.Collapsed;
}
private void OnThemeToggleToggled(object sender, RoutedEventArgs e)
{
if (sender is ToggleSwitch toggle)
{
try
{
var themeManager = ThemeManager.Current;
if (toggle.IsOn)
{
themeManager.ApplyTheme("Fluent Dark");
}
else
{
themeManager.ApplyTheme("Fluent");
}
StatusText.Text = $"Theme changed to {(toggle.IsOn ? "Dark" : "Light")}";
}
catch (Exception ex)
{
StatusText.Text = $"Failed to change theme: {ex.Message}";
}
}
}
private async void OnStatsButtonClick(object sender, RoutedEventArgs e)
{
if (_dragDropService != null)
{
var stats = _dragDropService.GetStats();
var dialog = new ContentDialog
{
Title = "Drag & Drop Statistics",
Content = new ScrollViewer
{
Content = new StackPanel
{
Spacing = 8,
Children =
{
CreateStatRow("Total Drag Operations:", stats.TotalDragOperations.ToString()),
CreateStatRow("Successful Drops:", stats.SuccessfulDrops.ToString()),
CreateStatRow("Cancelled Operations:", stats.CancelledOperations.ToString()),
CreateStatRow("Errors:", stats.ErrorCount.ToString()),
CreateStatRow("Registered Targets:", stats.RegisteredTargets.ToString()),
CreateStatRow("Average Operation Time:",
stats.AverageOperationTime.TotalMilliseconds.ToString("F0") + "ms")
}
}
},
PrimaryButtonText = "OK",
XamlRoot = Content.XamlRoot
};
await dialog.ShowAsync();
}
}
private StackPanel CreateStatRow(string label, string value)
{
return new StackPanel
{
Orientation = Orientation.Horizontal,
Spacing = 10,
Children =
{
new TextBlock
{
Text = label,
FontWeight = Microsoft.UI.Text.FontWeights.SemiBold,
Width = 200
},
new TextBlock
{
Text = value
}
}
};
}
private void OnRemoveItemClick(object sender, RoutedEventArgs e)
{
if (sender is Button button && button.Tag is DragDropItem item)
{
_droppedItems.Remove(item);
UpdateStats();
UpdateDropInstructions();
// Добавляем обратно в источники, если это не кастомный элемент
if (item.Name != "Custom Element" && !_sourceItems.Contains(item))
{
_sourceItems.Add(item);
}
StatusText.Text = $"Item removed: {item.Name}";
}
}
private void OnResetPanelsClick(object sender, RoutedEventArgs e)
{
// Очищаем все сброшенные элементы
foreach (var item in _droppedItems.ToList())
{
if (item.Name != "Custom Element" && !_sourceItems.Contains(item))
{
_sourceItems.Add(item);
}
}
_droppedItems.Clear();
UpdateStats();
UpdateDropInstructions();
StatusText.Text = "Panels reset";
}
private async Task ShowErrorDialog(string title, string message)
{
var dialog = new ContentDialog
{
Title = title,
Content = message,
PrimaryButtonText = "OK",
XamlRoot = Content.XamlRoot
};
await dialog.ShowAsync();
}
// Метод для установки размера окна
private void SetWindowSize(int width, int height)
{
try
{
var hwnd = WinRT.Interop.WindowNative.GetWindowHandle(this);
var windowId = Microsoft.UI.Win32Interop.GetWindowIdFromWindow(hwnd);
var appWindow = Microsoft.UI.Windowing.AppWindow.GetFromWindowId(windowId);
appWindow.Resize(new Windows.Graphics.SizeInt32(width, height));
// Центрируем окно
var displayArea = Microsoft.UI.Windowing.DisplayArea.GetFromWindowId(windowId,
Microsoft.UI.Windowing.DisplayAreaFallback.Primary);
var centerX = (displayArea.WorkArea.Width - width) / 2;
var centerY = (displayArea.WorkArea.Height - height) / 2;
appWindow.Move(new Windows.Graphics.PointInt32(centerX, centerY));
}
catch (Exception ex)
{
// Игнорируем ошибки при установке размера окна
System.Diagnostics.Debug.WriteLine($"Failed to set window size: {ex.Message}");
}
XamlInitializer.Initialize(this);
Title = "✅ Drag & Drop работает! Перетащите элементы →";
}
}

72
Lattice.Example.DragDrop/Models/DragDropItem.cs
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@@ -1,72 +0,0 @@
using System.ComponentModel;
namespace Lattice.Example.DragDrop;
public class DragDropItem : INotifyPropertyChanged
{
private string _name = string.Empty;
private string _description = string.Empty;
private string _icon = string.Empty;
private string _type = string.Empty;
public event PropertyChangedEventHandler? PropertyChanged;
public string Name
{
get => _name;
set
{
if (_name != value)
{
_name = value;
OnPropertyChanged(nameof(Name));
}
}
}
public string Description
{
get => _description;
set
{
if (_description != value)
{
_description = value;
OnPropertyChanged(nameof(Description));
}
}
}
public string Icon
{
get => _icon;
set
{
if (_icon != value)
{
_icon = value;
OnPropertyChanged(nameof(Icon));
}
}
}
public string Type
{
get => _type;
set
{
if (_type != value)
{
_type = value;
OnPropertyChanged(nameof(Type));
}
}
}
protected virtual void OnPropertyChanged(string propertyName)
{
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
}
public override string ToString() => $"{Name} ({Type})";
}

27
Lattice.Example.DragDrop/PriorityToTextConverter.cs
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@@ -1,27 +0,0 @@
using Microsoft.UI.Xaml.Data;
using System;
namespace Lattice.Example.DragDrop;
public class PriorityToTextConverter : IValueConverter
{
public object Convert(object value, Type targetType, object parameter, string language)
{
if (value is int priority)
{
return priority switch
{
1 => "🔥 High",
2 => "⚠️ Medium",
3 => "📋 Low",
_ => $"Priority {priority}"
};
}
return "Normal";
}
public object ConvertBack(object value, Type targetType, object parameter, string language)
{
throw new NotImplementedException();
}
}

15
Lattice.Example.DragDrop/WindowExtensions.cs
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@@ -1,15 +0,0 @@
using Microsoft.UI.Xaml;
namespace Lattice.Example.DragDrop;
public static class WindowExtensions
{
public static void SetWindowSize(this Window window, int width, int height)
{
var hwnd = WinRT.Interop.WindowNative.GetWindowHandle(window);
var windowId = Microsoft.UI.Win32Interop.GetWindowIdFromWindow(hwnd);
var appWindow = Microsoft.UI.Windowing.AppWindow.GetFromWindowId(windowId);
appWindow.Resize(new Windows.Graphics.SizeInt32(width, height));
}
}