111 lines
3.3 KiB
C#
111 lines
3.3 KiB
C#
// Copyright (c) 2012-2022 Wojciech Figat. All rights reserved.
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using FlaxEngine;
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using FlaxEngine.GUI;
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namespace FlaxEditor.GUI
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{
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/// <summary>
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/// Main menu button control.
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/// </summary>
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/// <seealso cref="FlaxEngine.GUI.Control" />
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[HideInEditor]
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public class MainMenuButton : Control
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{
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/// <summary>
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/// The button text.
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/// </summary>
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public string Text;
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/// <summary>
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/// The context menu.
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/// </summary>
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public readonly ContextMenu.ContextMenu ContextMenu = new ContextMenu.ContextMenu();
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/// <summary>
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/// The background color when mouse is over.
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/// </summary>
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public Color BackgroundColorMouseOver;
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/// <summary>
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/// The background color when mouse is over and context menu is opened.
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/// </summary>
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public Color BackgroundColorMouseOverOpened;
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/// <summary>
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/// Initializes a new instance of the <see cref="MainMenuButton"/> class.
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/// </summary>
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/// <param name="text">The text.</param>
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public MainMenuButton(string text)
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: base(0, 0, 32, 16)
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{
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Text = text;
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var style = Style.Current;
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#if PLATFORM_WINDOWS
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if (Editor.Instance.Options.Options.Interface.UseNativeWindowSystem)
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{
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BackgroundColorMouseOver = style.BackgroundHighlighted;
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BackgroundColorMouseOverOpened = style.Background;
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}
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else
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#endif
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{
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BackgroundColorMouseOver = BackgroundColorMouseOverOpened = style.LightBackground * 1.3f;
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}
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}
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/// <inheritdoc />
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public override void Draw()
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{
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// Cache data
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var style = Style.Current;
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var clientRect = new Rectangle(0, 0, Width, Height);
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var hasChildItems = ContextMenu.HasChildren;
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var isOpened = ContextMenu.IsOpened;
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bool enabled = EnabledInHierarchy;
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// Draw background
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if (enabled && hasChildItems && (isOpened || IsMouseOver))
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{
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Render2D.FillRectangle(clientRect, isOpened ? BackgroundColorMouseOverOpened : BackgroundColorMouseOver);
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}
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// Draw text
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Render2D.DrawText(style.FontMedium, Text, clientRect, enabled && hasChildItems ? style.Foreground : style.ForegroundDisabled, TextAlignment.Center, TextAlignment.Center);
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}
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/// <inheritdoc />
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public override bool OnMouseDown(Vector2 location, MouseButton button)
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{
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Focus();
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if (Parent is MainMenu menu)
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menu.Selected = this;
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return true;
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}
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/// <inheritdoc />
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public override void OnMouseEnter(Vector2 location)
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{
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base.OnMouseEnter(location);
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if (Parent is MainMenu menu && menu.Selected != null)
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menu.Selected = this;
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}
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/// <inheritdoc />
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public override void PerformLayout(bool force = false)
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{
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var style = Style.Current;
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float width = 18;
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if (style.FontMedium)
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width += style.FontMedium.MeasureText(Text).X;
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Width = width;
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}
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}
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}
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