846 lines
27 KiB
C#
846 lines
27 KiB
C#
/******************************************************************************
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* SunnyUI 开源控件库、工具类库、扩展类库、多页面开发框架。
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* CopyRight (C) 2012-2023 ShenYongHua(沈永华).
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* QQ群：56829229 QQ：17612584 EMail：SunnyUI@QQ.Com
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*
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* Blog: https://www.cnblogs.com/yhuse
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* Gitee: https://gitee.com/yhuse/SunnyUI
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* GitHub: https://github.com/yhuse/SunnyUI
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*
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* SunnyUI.dll can be used for free under the GPL-3.0 license.
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* If you use this code, please keep this note.
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* 如果您使用此代码，请保留此说明。
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******************************************************************************
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* 文件名称: UINavBar.cs
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* 文件说明: 导航栏
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* 当前版本: V3.1
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* 创建日期: 2020-01-01
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*
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* 2020-01-01: V2.2.0 增加文件说明
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* 2020-08-28: V2.2.7 增加节点的Image绘制
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* 2021-03-20: V3.0.2 增加可设置背景图片
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* 2021-06-08: V3.0.4 标题选中高亮颜色增加可调整高度
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* 2021-08-07: V3.0.5 显示/隐藏子节点提示箭头，增加选中项圆角
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* 2022-03-19: V3.1.1 重构主题配色
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* 2022-04-14: V3.1.3 重构扩展函数
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* 2022-07-28: V3.2.2 删除界面此控件的编辑器
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* 2023-02-22: V3.3.2 去除下拉菜单宽度调整
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* 2022-05-12: V3.3.6 重构DrawString函数
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******************************************************************************/
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using System;
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using System.ComponentModel;
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using System.Drawing;
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using System.Windows.Forms;
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namespace Sunny.UI
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{
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[DefaultEvent("MenuItemClick")]
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[DefaultProperty("Nodes")]
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public sealed partial class UINavBar : ScrollableControl, IStyleInterface, IZoomScale
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{
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public readonly TreeView Menu = new TreeView();
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private readonly UIContextMenuStrip NavBarMenu = new UIContextMenuStrip();
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public UINavBar()
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{
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InitializeComponent();
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SetStyle(ControlStyles.AllPaintingInWmPaint, true);
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SetStyle(ControlStyles.DoubleBuffer, true);
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SetStyle(ControlStyles.SupportsTransparentBackColor, true);
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SetStyle(ControlStyles.UserPaint, true);
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SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
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DoubleBuffered = true;
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UpdateStyles();
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Font = UIFontColor.Font();
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NavBarMenu.VisibleChanged += NavBarMenu_VisibleChanged;
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Dock = DockStyle.Top;
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Width = 500;
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Height = 110;
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Version = UIGlobal.Version;
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selectedForeColor = UIStyles.Blue.NavBarMenuSelectedColor;
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selectedHighColor = UIStyles.Blue.NavBarMenuSelectedColor;
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}
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/// <summary>
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/// 禁止控件跟随窗体缩放
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/// </summary>
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[DefaultValue(false), Category("SunnyUI"), Description("禁止控件跟随窗体缩放")]
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public bool ZoomScaleDisabled { get; set; }
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/// <summary>
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/// 控件缩放前在其容器里的位置
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/// </summary>
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[Browsable(false), DefaultValue(typeof(Rectangle), "0, 0, 0, 0")]
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public Rectangle ZoomScaleRect { get; set; }
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/// <summary>
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/// 设置控件缩放比例
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/// </summary>
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/// <param name="scale">缩放比例</param>
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public void SetZoomScale(float scale)
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{
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_nodeInterval = UIZoomScale.Calc(baseNodeInterval, scale);
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nodeSize = UIZoomScale.Calc(baseNodeSize, scale);
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Invalidate();
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}
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[Browsable(false)]
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public bool IsScaled { get; private set; }
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public void SetDPIScale()
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{
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if (!IsScaled)
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{
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this.SetDPIScaleFont();
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IsScaled = true;
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}
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}
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private int radius;
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[DefaultValue(0)]
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[Description("显示选择项圆角"), Category("SunnyUI")]
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public int Radius
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{
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get => radius;
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set
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{
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radius = Math.Max(0, value);
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Invalidate();
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}
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}
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private bool showItemsArrow = true;
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[DefaultValue(true)]
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[Description("显示子节点提示箭头"), Category("SunnyUI")]
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public bool ShowItemsArrow
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{
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get => showItemsArrow;
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set
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{
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showItemsArrow = value;
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Invalidate();
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}
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}
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/// <summary>
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/// 重载控件尺寸变更
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/// </summary>
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/// <param name="e">参数</param>
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protected override void OnSizeChanged(EventArgs e)
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{
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base.OnSizeChanged(e);
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Invalidate();
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}
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public void ClearAll()
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{
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Nodes.Clear();
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MenuHelper.Clear();
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}
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[DefaultValue(null)]
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[Description("关联的TabControl"), Category("SunnyUI")]
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public UITabControl TabControl { get; set; }
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/// <summary>
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/// Tag字符串
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/// </summary>
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[DefaultValue(null)]
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[Description("获取或设置包含有关控件的数据的对象字符串"), Category("SunnyUI")]
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public string TagString { get; set; }
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private UIMenuStyle _menuStyle = UIMenuStyle.Black;
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[DefaultValue(UIMenuStyle.Black)]
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[Description("导航栏主题风格"), Category("SunnyUI")]
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public UIMenuStyle MenuStyle
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{
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get => _menuStyle;
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set
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{
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if (value != UIMenuStyle.Custom)
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{
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SetMenuStyle(UIStyles.MenuColors[value]);
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}
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_menuStyle = value;
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}
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}
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private Color foreColor = Color.Silver;
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/// <summary>
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/// 字体颜色
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/// </summary>
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[Description("字体颜色"), Category("SunnyUI")]
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[DefaultValue(typeof(Color), "Silver")]
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public override Color ForeColor
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{
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get => foreColor;
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set
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{
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if (foreColor != value)
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{
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foreColor = value;
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_menuStyle = UIMenuStyle.Custom;
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Invalidate();
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}
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}
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}
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private Color backColor = Color.FromArgb(56, 56, 56);
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[DefaultValue(typeof(Color), "56, 56, 56")]
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[Description("背景颜色"), Category("SunnyUI")]
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public override Color BackColor
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{
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get => backColor;
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set
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{
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if (backColor != value)
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{
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backColor = value;
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_menuStyle = UIMenuStyle.Custom;
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Invalidate();
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}
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}
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}
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private void SetMenuStyle(UIMenuColor uiColor)
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{
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foreColor = uiColor.UnSelectedForeColor;
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backColor = uiColor.BackColor;
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menuHoverColor = uiColor.HoverColor;
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menuSelectedColor = uiColor.SelectedColor;
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Invalidate();
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}
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private Color menuSelectedColor = Color.FromArgb(36, 36, 36);
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[DefaultValue(typeof(Color), "36, 36, 36")]
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[Description("菜单栏选中背景颜色"), Category("SunnyUI")]
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public Color MenuSelectedColor
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{
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get => menuSelectedColor;
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set
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{
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if (menuSelectedColor != value)
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{
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menuSelectedColor = value;
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_menuStyle = UIMenuStyle.Custom;
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Invalidate();
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}
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}
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}
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[Description("选中使用菜单栏选中背景颜色MenuSelectedColor，不选用则使用背景色BackColor"), Category("SunnyUI"), DefaultValue(false)]
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public bool MenuSelectedColorUsed { get; set; }
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private Color menuHoverColor = Color.FromArgb(76, 76, 76);
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[DefaultValue(typeof(Color), "76, 76, 76")]
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[Description("菜单栏鼠标移上颜色"), Category("SunnyUI")]
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public Color MenuHoverColor
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{
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get => menuHoverColor;
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set
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{
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if (menuHoverColor != value)
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{
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menuHoverColor = value;
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_menuStyle = UIMenuStyle.Custom;
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Invalidate();
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}
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}
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}
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private Color selectedHighColor = UIColor.Blue;
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/// <summary>
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/// 边框颜色
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/// </summary>
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[Description("选中Tab页高亮"), Category("SunnyUI")]
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[DefaultValue(typeof(Color), "80, 160, 255")]
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public Color SelectedHighColor
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{
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get => selectedHighColor;
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set
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{
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if (selectedHighColor != value)
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{
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selectedHighColor = value;
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SetStyleCustom();
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}
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}
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}
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private void SetStyleCustom(bool needRefresh = true)
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{
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_style = UIStyle.Custom;
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if (needRefresh) Invalidate();
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}
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private int selectedHighColorSize = 4;
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/// <summary>
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/// 选中页高亮高度
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/// </summary>
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[Description("选中Tab页高亮高度"), Category("SunnyUI")]
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[DefaultValue(4)]
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public int SelectedHighColorSize
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{
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get => selectedHighColorSize;
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set
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{
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value = Math.Max(value, 0);
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value = Math.Min(value, 8);
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selectedHighColorSize = value;
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Invalidate();
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}
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}
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private UIStyle _style = UIStyle.Blue;
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/// <summary>
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/// 主题样式
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/// </summary>
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[DefaultValue(UIStyle.Blue), Description("主题样式"), Category("SunnyUI")]
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public UIStyle Style
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{
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get => _style;
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set => SetStyle(value);
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}
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private void NavBarMenu_VisibleChanged(object sender, EventArgs e)
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{
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Invalidate();
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}
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[DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
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[Localizable(true)]
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[MergableProperty(false)]
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[Description("菜单栏显示节点集合"), Category("SunnyUI")]
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//[Editor("System.Windows.Forms.Design.TreeNodeCollectionEditor", typeof(UITypeEditor))]
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public TreeNodeCollection Nodes => Menu.Nodes;
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[DefaultValue(null)]
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[Description("图片列表"), Category("SunnyUI")]
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public ImageList ImageList
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{
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get => Menu.ImageList;
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set => Menu.ImageList = value;
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}
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[DefaultValue(null)]
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[Browsable(false)]
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[Description("下拉菜单图片列表"), Category("SunnyUI")]
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public ImageList DropMenuImageList
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{
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get => NavBarMenu.ImageList;
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set => NavBarMenu.ImageList = value;
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}
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private Font dropMenuFont = UIFontColor.Font();
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/// <summary>
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/// 标题字体
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/// </summary>
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[Description("标题字体"), Category("SunnyUI")]
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[DefaultValue(typeof(Font), "微软雅黑, 12pt")]
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public Font DropMenuFont
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{
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get => dropMenuFont;
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set
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{
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dropMenuFont = value;
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Invalidate();
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}
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}
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private StringAlignment nodeAlignment = StringAlignment.Far;
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[DefaultValue(StringAlignment.Far)]
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[Description("显示节点位置"), Category("SunnyUI")]
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public StringAlignment NodeAlignment
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{
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get => nodeAlignment;
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set
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{
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nodeAlignment = value;
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Invalidate();
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}
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}
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private int NodeX;
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private int NodeY;
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private int ActiveIndex = -1;
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private int selectedIndex = -1;
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private readonly NavMenuHelper MenuHelper = new NavMenuHelper();
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[DefaultValue(-1)]
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[Description("选中菜单索引"), Category("SunnyUI")]
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public int SelectedIndex
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{
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get => selectedIndex;
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set
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{
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if (Nodes.Count > 0 && value >= 0 && value < Nodes.Count)
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{
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selectedIndex = value;
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NodeMouseClick?.Invoke(Nodes[SelectedIndex], selectedIndex, GetPageIndex(Nodes[SelectedIndex]));
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if (Nodes[value].Nodes.Count == 0)
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{
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MenuItemClick?.Invoke(Nodes[SelectedIndex].Text, selectedIndex, GetPageIndex(Nodes[SelectedIndex]));
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TabControl?.SelectPage(GetPageIndex(Nodes[SelectedIndex]));
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}
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Invalidate();
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}
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}
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}
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private Color selectedForeColor = UIColor.Blue;
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[DefaultValue(typeof(Color), "80, 160, 255")]
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[Description("选中菜单字体颜色"), Category("SunnyUI")]
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public Color SelectedForeColor
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{
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get => selectedForeColor;
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set
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{
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if (selectedForeColor != value)
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{
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selectedForeColor = value;
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SetStyleCustom();
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}
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}
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}
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/// <summary>
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/// 重载绘图
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/// </summary>
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/// <param name="e">绘图参数</param>
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protected override void OnPaint(PaintEventArgs e)
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{
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base.OnPaint(e);
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if (BackgroundImage == null)
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{
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e.Graphics.Clear(BackColor);
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}
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NodeX = 0;
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NodeY = Height - NodeSize.Height;
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switch (NodeAlignment)
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{
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case StringAlignment.Near:
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NodeX = NodeInterval;
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break;
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case StringAlignment.Center:
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NodeX = (Width - Nodes.Count * NodeSize.Width) / 2;
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break;
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case StringAlignment.Far:
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NodeX = Width - Nodes.Count * NodeSize.Width - NodeInterval;
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break;
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}
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for (int i = 0; i < Nodes.Count; i++)
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{
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Rectangle rect = new Rectangle(NodeX + i * NodeSize.Width, NodeY, NodeSize.Width, NodeSize.Height);
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TreeNode node = Nodes[i];
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int symbolSize = 0;
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if (ImageList != null && ImageList.Images.Count > 0 && node.ImageIndex >= 0 && node.ImageIndex >= 0 && node.ImageIndex < ImageList.Images.Count)
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symbolSize = ImageList.ImageSize.Width;
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int symbol = MenuHelper.GetSymbol(node);
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if (symbol > 0)
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symbolSize = MenuHelper.GetSymbolSize(node);
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SizeF sf = TextRenderer.MeasureText(node.Text, Font);// e.Graphics.MeasureString(node.Text, Font);
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Color textColor = ForeColor;
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if (i == ActiveIndex)
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{
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if (radius == 0)
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{
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e.Graphics.FillRectangle(MenuHoverColor, rect);
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}
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else
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{
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var path = rect.CreateRoundedRectanglePath(Radius, UICornerRadiusSides.LeftTop | UICornerRadiusSides.RightTop);
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e.Graphics.FillPath(MenuHoverColor, path);
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}
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textColor = SelectedForeColor;
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}
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if (i == SelectedIndex)
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{
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if (MenuSelectedColorUsed)
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{
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if (radius == 0)
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{
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e.Graphics.FillRectangle(MenuSelectedColor, rect.X, Height - NodeSize.Height, rect.Width, NodeSize.Height);
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}
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else
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{
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var path = new Rectangle(rect.X, Height - NodeSize.Height, rect.Width, NodeSize.Height).CreateRoundedRectanglePath(Radius, UICornerRadiusSides.LeftTop | UICornerRadiusSides.RightTop);
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e.Graphics.FillPath(MenuSelectedColor, path);
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}
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}
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if (!NavBarMenu.Visible && SelectedHighColorSize > 0)
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{
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e.Graphics.FillRectangle(SelectedHighColor, rect.X, Height - SelectedHighColorSize, rect.Width, SelectedHighColorSize);
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}
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textColor = SelectedForeColor;
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}
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if (symbolSize > 0)
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{
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if (symbol > 0)
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{
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e.Graphics.DrawFontImage(symbol, symbolSize, textColor, new Rectangle(NodeX + i * NodeSize.Width + (int)(NodeSize.Width - sf.Width - symbolSize) / 2, NodeY, symbolSize, NodeSize.Height));
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}
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else
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{
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if (ImageList != null)
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e.Graphics.DrawImage((Bitmap)ImageList.Images[node.ImageIndex], NodeX + i * NodeSize.Width + (NodeSize.Width - sf.Width - symbolSize) / 2.0f, NodeY + (NodeSize.Height - ImageList.ImageSize.Height) / 2);
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}
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e.Graphics.DrawString(node.Text, Font, textColor, new Rectangle(NodeX + i * NodeSize.Width + symbolSize / 2, NodeY, NodeSize.Width, NodeSize.Height), ContentAlignment.MiddleCenter);
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}
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else
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{
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e.Graphics.DrawString(node.Text, Font, textColor, new Rectangle(NodeX + i * NodeSize.Width, NodeY, NodeSize.Width, NodeSize.Height), ContentAlignment.MiddleCenter);
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}
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if (ShowItemsArrow && node.Nodes.Count > 0)
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{
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SizeF imageSize = e.Graphics.GetFontImageSize(61703, 24);
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if (i != SelectedIndex)
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{
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e.Graphics.DrawFontImage(61703, 24, textColor, NodeX + i * NodeSize.Width + rect.Width - 24, rect.Top + (rect.Height - imageSize.Height) / 2);
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}
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else
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{
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e.Graphics.DrawFontImage(NavBarMenu.Visible ? 61702 : 61703, 24, textColor, NodeX + i * NodeSize.Width + rect.Width - 24, rect.Top + (rect.Height - imageSize.Height) / 2);
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}
|
||
}
|
||
}
|
||
}
|
||
|
||
private int _nodeInterval = 100;
|
||
private int baseNodeInterval = 100;
|
||
|
||
[DefaultValue(100)]
|
||
[Description("显示菜单边距"), Category("SunnyUI")]
|
||
public int NodeInterval
|
||
{
|
||
get => _nodeInterval;
|
||
set
|
||
{
|
||
if (_nodeInterval != value)
|
||
{
|
||
baseNodeInterval = _nodeInterval = value;
|
||
Invalidate();
|
||
}
|
||
}
|
||
}
|
||
|
||
private Size nodeSize = new Size(130, 45);
|
||
private Size baseNodeSize = new Size(130, 45);
|
||
|
||
[DefaultValue(typeof(Size), "130, 45")]
|
||
[Description("显示菜单大小"), Category("SunnyUI")]
|
||
public Size NodeSize
|
||
{
|
||
get => nodeSize;
|
||
set
|
||
{
|
||
if (nodeSize != value)
|
||
{
|
||
baseNodeSize = nodeSize = value;
|
||
Invalidate();
|
||
}
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 重载鼠标离开事件
|
||
/// </summary>
|
||
/// <param name="e">鼠标参数</param>
|
||
protected override void OnMouseLeave(EventArgs e)
|
||
{
|
||
base.OnMouseLeave(e);
|
||
ActiveIndex = -1;
|
||
Invalidate();
|
||
}
|
||
|
||
/// <summary>
|
||
/// 重载鼠标移动事件
|
||
/// </summary>
|
||
/// <param name="e">鼠标参数</param>
|
||
protected override void OnMouseMove(MouseEventArgs e)
|
||
{
|
||
base.OnMouseMove(e);
|
||
|
||
if (e.X < NodeX || e.X > NodeX + Nodes.Count * NodeSize.Width || e.Y < NodeY)
|
||
{
|
||
if (ActiveIndex != -1)
|
||
{
|
||
ActiveIndex = -1;
|
||
Invalidate();
|
||
}
|
||
|
||
return;
|
||
}
|
||
|
||
int index = (e.X - NodeX) / NodeSize.Width;
|
||
if (ActiveIndex != index)
|
||
{
|
||
ActiveIndex = index;
|
||
Invalidate();
|
||
}
|
||
}
|
||
|
||
private int NodeMenuLeft(int index)
|
||
{
|
||
return NodeX + index * NodeSize.Width;
|
||
}
|
||
|
||
protected override void OnMouseClick(MouseEventArgs e)
|
||
{
|
||
base.OnMouseClick(e);
|
||
|
||
if (ActiveIndex == -1) return;
|
||
SelectedIndex = ActiveIndex;
|
||
Invalidate();
|
||
if (SelectedIndex < 0) return;
|
||
if (SelectedIndex >= Nodes.Count) return;
|
||
if (Nodes[selectedIndex].Nodes.Count == 0)
|
||
{
|
||
return;
|
||
}
|
||
|
||
NavBarMenu.Style = UIStyles.Style;
|
||
NavBarMenu.Items.Clear();
|
||
NavBarMenu.ImageList = ImageList;
|
||
NavBarMenu.IsScaled = false;
|
||
NavBarMenu.Font = DropMenuFont;
|
||
foreach (TreeNode node in Nodes[SelectedIndex].Nodes)
|
||
{
|
||
ToolStripMenuItem item = new ToolStripMenuItem(node.Text) { Tag = node };
|
||
item.Click += Item_Click;
|
||
if (ImageList != null) item.ImageIndex = node.ImageIndex;
|
||
NavBarMenu.Items.Add(item);
|
||
|
||
if (node.Nodes.Count > 0)
|
||
{
|
||
AddMenu(item, node);
|
||
}
|
||
}
|
||
|
||
//NavBarMenu.AutoSize = true;
|
||
//if (NavBarMenu.Width < NodeSize.Width)
|
||
//{
|
||
// NavBarMenu.AutoSize = false;
|
||
// NavBarMenu.Width = NodeSize.Width;
|
||
//}
|
||
|
||
foreach (ToolStripItem item in NavBarMenu.Items)
|
||
{
|
||
item.AutoSize = false;
|
||
item.Width = NavBarMenu.Width - 1;
|
||
|
||
if (!DropDownItemAutoHeight)
|
||
{
|
||
item.Height = DropDownItemHeight;
|
||
}
|
||
}
|
||
|
||
NavBarMenu.CalcHeight();
|
||
NavBarMenu.Show(this, NodeMenuLeft(SelectedIndex), Height);
|
||
}
|
||
|
||
[DefaultValue(30)]
|
||
[Description("下拉菜单节点高度"), Category("SunnyUI")]
|
||
public int DropDownItemHeight { get; set; } = 30;
|
||
|
||
[DefaultValue(false)]
|
||
[Description("下拉菜单节点自动高度"), Category("SunnyUI")]
|
||
public bool DropDownItemAutoHeight { get; set; } = false;
|
||
|
||
private void Item_Click(object sender, EventArgs e)
|
||
{
|
||
ToolStripMenuItem item = (ToolStripMenuItem)sender;
|
||
if (item.Tag != null && item.Tag is TreeNode node)
|
||
{
|
||
TabControl?.SelectPage(GetPageIndex(node));
|
||
MenuItemClick?.Invoke(item.Text, selectedIndex, GetPageIndex(node));
|
||
NodeMouseClick?.Invoke(node, selectedIndex, GetPageIndex(node));
|
||
}
|
||
}
|
||
|
||
public delegate void OnMenuItemClick(string itemText, int menuIndex, int pageIndex);
|
||
|
||
public event OnMenuItemClick MenuItemClick;
|
||
|
||
public delegate void OnNodeMouseClick(TreeNode node, int menuIndex, int pageIndex);
|
||
|
||
public event OnNodeMouseClick NodeMouseClick;
|
||
|
||
private void AddMenu(ToolStripMenuItem item, TreeNode node)
|
||
{
|
||
foreach (TreeNode childNode in node.Nodes)
|
||
{
|
||
ToolStripMenuItem childItem = new ToolStripMenuItem(childNode.Text) { Tag = childNode };
|
||
if (ImageList != null) childItem.ImageIndex = childNode.ImageIndex;
|
||
childItem.Click += Item_Click;
|
||
item.DropDownItems.Add(childItem);
|
||
|
||
if (childNode.Nodes.Count > 0)
|
||
{
|
||
AddMenu(childItem, childNode);
|
||
}
|
||
}
|
||
}
|
||
|
||
public void SetStyle(UIStyle style)
|
||
{
|
||
if (!style.IsCustom())
|
||
{
|
||
SetStyleColor(style.Colors());
|
||
Invalidate();
|
||
}
|
||
|
||
_style = style;
|
||
}
|
||
|
||
public void SetStyleColor(UIBaseStyle uiColor)
|
||
{
|
||
selectedForeColor = uiColor.NavBarMenuSelectedColor;
|
||
selectedHighColor = uiColor.NavBarMenuSelectedColor;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 自定义主题风格
|
||
/// </summary>
|
||
[DefaultValue(false)]
|
||
[Description("获取或设置可以自定义主题风格"), Category("SunnyUI")]
|
||
public bool StyleCustomMode { get; set; }
|
||
|
||
public string Version { get; }
|
||
|
||
#region 扩展函数
|
||
|
||
public UINavBar SetNodePageIndex(TreeNode node, int pageIndex)
|
||
{
|
||
MenuHelper.SetPageIndex(node, pageIndex);
|
||
return this;
|
||
}
|
||
|
||
public UINavBar SetNodeSymbol(TreeNode node, int symbol, int symbolSize = 24)
|
||
{
|
||
MenuHelper.SetSymbol(node, symbol, symbolSize);
|
||
return this;
|
||
}
|
||
|
||
public UINavBar SetNodeImageIndex(TreeNode node, int imageIndex)
|
||
{
|
||
node.ImageIndex = imageIndex;
|
||
return this;
|
||
}
|
||
|
||
public TreeNode CreateNode(string text, int pageIndex)
|
||
{
|
||
return CreateNode(new NavMenuItem(text, pageIndex));
|
||
}
|
||
|
||
public TreeNode CreateNode(string text, Guid pageGuid)
|
||
{
|
||
return CreateNode(new NavMenuItem(text, pageGuid));
|
||
}
|
||
|
||
public TreeNode CreateNode(UIPage page)
|
||
{
|
||
return CreateNode(new NavMenuItem(page));
|
||
}
|
||
|
||
public TreeNode CreateNode(string text, int symbol, int symbolSize, int pageIndex)
|
||
{
|
||
var node = CreateNode(text, pageIndex);
|
||
SetNodeSymbol(node, symbol, symbolSize);
|
||
return node;
|
||
}
|
||
|
||
public TreeNode CreateChildNode(TreeNode parent, string text, Guid pageGuid)
|
||
{
|
||
return CreateChildNode(parent, new NavMenuItem(text, pageGuid));
|
||
}
|
||
|
||
public int GetPageIndex(TreeNode node)
|
||
{
|
||
return MenuHelper.GetPageIndex(node);
|
||
}
|
||
|
||
private void SetNodeItem(TreeNode node, NavMenuItem item)
|
||
{
|
||
MenuHelper.Add(node, item);
|
||
}
|
||
|
||
private TreeNode CreateNode(NavMenuItem item)
|
||
{
|
||
TreeNode node = new TreeNode(item.Text);
|
||
Nodes.Add(node);
|
||
SetNodeItem(node, item);
|
||
return node;
|
||
}
|
||
|
||
public TreeNode CreateChildNode(TreeNode parent, string text, int pageIndex)
|
||
{
|
||
return CreateChildNode(parent, new NavMenuItem(text, pageIndex));
|
||
}
|
||
|
||
public TreeNode CreateChildNode(TreeNode parent, UIPage page)
|
||
{
|
||
return CreateChildNode(parent, new NavMenuItem(page));
|
||
}
|
||
|
||
public TreeNode CreateChildNode(TreeNode parent, string text, int symbol, int symbolSize, int pageIndex)
|
||
{
|
||
var node = CreateChildNode(parent, text, pageIndex);
|
||
SetNodeSymbol(node, symbol, symbolSize);
|
||
return node;
|
||
}
|
||
|
||
private TreeNode CreateChildNode(TreeNode parent, NavMenuItem item)
|
||
{
|
||
TreeNode childNode = new TreeNode(item.Text);
|
||
parent.Nodes.Add(childNode);
|
||
SetNodeItem(childNode, item);
|
||
return childNode;
|
||
}
|
||
|
||
#endregion 扩展函数
|
||
}
|
||
} |