sbox-public/game/addons/menu/Code/AvatarEditor/AvatarUI.razor

@using Sandbox;
@using Sandbox.UI;
@namespace MenuProject.AvatarEditor
@inherits PanelComponent

<root>

	<div class="body">

		@if ( tab == "edit" )
		{
			<ClothingPage></ClothingPage>
		}

		@if ( tab == "scene" )
		{
			<AvatarRigPage></AvatarRigPage>
		}

		@if ( tab == "workshop" )
		{
			<WorkshopPage></WorkshopPage>
		}

	</div>    

	<div class="controls">

		<div class="left">

			<div class="headerbutton" @onclick=@BackToMainMenu>
				<div class="icon">west</div>
				<div class="title">Back</div>
			</div>

			@if (tab == "edit")
			{

				<div class="headerbutton @(HasUnsavedChanges ? "" : "disabled")" @onclick=@Manager.SaveChanges>
					<div class="icon">save</div>
					<div class="title">Save</div>
				</div>

				<div title="Revert" class="headerbutton @(HasUnsavedChanges ? "" : "disabled")" @onclick=@Manager.RevertChanges>
					<div class="icon">restore</div>
				</div>
			}

		</div>

		<div class="center">
			<ButtonGroup Value:bind="@tab" class="bg-round">
				<ChildContent>
					<Button Icon="checkroom" Text="Edit" Value="edit"></Button>
					<Button Icon="landscape" Text="Scene" Value="scene"></Button>
					<Button Icon="cloud_done" Text="Workshop" Value="workshop"></Button>
				</ChildContent>
			</ButtonGroup>
		</div>

		<div class="right"></div>

	</div>

</root>

@code
{
	AvatarEditManager Manager => Scene.GetAll<AvatarEditManager>().First();

	bool HasUnsavedChanges => Manager?.HasUnsavedChanges ?? false;
    string tab = "edit";

	protected override int BuildHash() => HashCode.Combine(HasUnsavedChanges);

	bool returnToMainMenu;

	protected override void OnEnabled()
	{
		base.OnEnabled();
	}

	void BackToMainMenu()
	{
		returnToMainMenu = true;
	}

	protected override void OnUpdate()
	{
		base.OnUpdate();

        SetClass( "hide", Input.Keyboard.Down( "SPACE" ) );

		if (returnToMainMenu)
		{
			var options = new SceneLoadOptions();
			options.ShowLoadingScreen = false;
			options.SetScene("/scenes/menu-main.scene");

			Game.ActiveScene.Load(options);
		}
	}

	void Undo()
	{

	}

	void Redo()
	{

	}

}