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* UIBreadcrumb: 增加SetItemColor，设置单个节点颜色，可以用RemoveItemColor移除

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Sunny 2025-04-03 23:24:27 +08:00
parent cd04f9cf19
commit 00897c5cc5
1 changed files with 18 additions and 1 deletions
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19
SunnyUI/Controls/UIBreadcrumb.cs
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@ -22,6 +22,7 @@
* 2022-03-19: V3.1.1 重构主题配色 * 2022-03-19: V3.1.1 重构主题配色
* 2023-05-12: V3.3.6 重构DrawString函数 * 2023-05-12: V3.3.6 重构DrawString函数
* 2023-09-17: V3.4.2 增加Readonly，禁用鼠标点击，可通过代码设置ItemIndex * 2023-09-17: V3.4.2 增加Readonly，禁用鼠标点击，可通过代码设置ItemIndex
* 2025-04-03: V3.8.2 增加SetItemColor，设置单个节点颜色，可以用RemoveItemColor移除
******************************************************************************/ ******************************************************************************/
using System; using System;
@ -112,6 +113,20 @@ namespace Sunny.UI
private readonly ConcurrentDictionary<int, Point[]> ClickArea = new ConcurrentDictionary<int, Point[]>(); private readonly ConcurrentDictionary<int, Point[]> ClickArea = new ConcurrentDictionary<int, Point[]>();
private readonly ConcurrentDictionary<int, Color> ItemsColor = new();
public void SetItemColor(int index, Color color)
{
ItemsColor[index] = color;
Invalidate();
}
public void RemoveItemColor(int index)
{
ItemsColor.TryRemove(index, out _);
Invalidate();
}
/// <summary> /// <summary>
/// 步骤个数 /// 步骤个数
/// </summary> /// </summary>
@ -231,7 +246,9 @@ namespace Sunny.UI
ClickArea[index] = pts; ClickArea[index] = pts;
} }
using Brush br = new SolidBrush(index <= ItemIndex ? SelectedColor : UnSelectedColor); Color color = index <= ItemIndex ? SelectedColor : UnSelectedColor;
if (ItemsColor.TryGetValue(index, out var cc)) color = cc;
using Brush br = new SolidBrush(color);
g.FillPolygon(br, points.ToArray()); g.FillPolygon(br, points.ToArray());
g.DrawString(item.ToString(), Font, index <= ItemIndex ? ForeColor : UnSelectedForeColor, g.DrawString(item.ToString(), Font, index <= ItemIndex ? ForeColor : UnSelectedForeColor,