Delta-v/Content.Client/_DV/Tips/UI/TipPopup.xaml.cs

using Content.Client.Guidebook.Richtext;
using Content.Shared._DV.Tips;
using Robust.Client.AutoGenerated;
using Robust.Client.Graphics;
using Robust.Client.UserInterface;
using Robust.Client.UserInterface.Controls;
using Robust.Client.UserInterface.RichText;
using Robust.Client.UserInterface.XAML;
using Robust.Shared.Utility;

namespace Content.Client._DV.Tips.UI;

/// <summary>
/// Popup control that displays a tip to the player.
/// Appears in the top-left corner with a semi-transparent background.
/// </summary>
[GenerateTypedNameReferences]
public sealed partial class TipPopup : Control
{
    /// <summary>
    /// Event raised when the popup is closed. The bool parameter indicates
    /// whether the "Don't show again" checkbox was checked.
    /// </summary>
    public event Action<bool>? OnClose;

    private readonly TipPrototype _tip;

    /// <summary>
    /// Whether the "Don't show again" checkbox is checked.
    /// </summary>
    public bool DontShowAgain => DontShowAgainCheckBox.Pressed;

    public TipPopup(TipPrototype tip)
    {
        RobustXamlLoader.Load(this);

        _tip = tip;

        InitializeUI();
        InitializeEvents();
    }

    private void InitializeUI()
    {
        TitleLabel.Text = Loc.GetString(_tip.Title);

        var description = Loc.GetString(_tip.Description);
        DescriptionLabel.SetMessage(FormattedMessage.FromMarkupPermissive(description),
            tagsAllowed:
            [
                typeof(ItalicTag),
                typeof(ColorTag),
                typeof(BoldTag),
                typeof(BoldItalicTag),
                typeof(KeyBindTag),
            ]);

        ApplyTransparentStyle();
    }

    private void ApplyTransparentStyle()
    {
        var styleBox = new StyleBoxFlat
        {
            BackgroundColor = Color.FromHex("#1a1a1a").WithAlpha(0.85f),
            BorderColor = Color.FromHex("#3a3a3a"),
            BorderThickness = new Thickness(1),
            ContentMarginLeftOverride = 0,
            ContentMarginRightOverride = 0,
            ContentMarginTopOverride = 0,
            ContentMarginBottomOverride = 0,
        };

        BackgroundPanel.PanelOverride = styleBox;
    }

    private void InitializeEvents()
    {
        OkayButton.OnPressed += OnOkayPressed;
    }

    private void OnOkayPressed(BaseButton.ButtonEventArgs args)
    {
        Close();
    }

    public void Close()
    {
        if (Parent == null)
        {
            return;
        }

        var dontShowAgain = DontShowAgain;
        Parent.RemoveChild(this);
        OnClose?.Invoke(dontShowAgain);
    }
}