624 lines
19 KiB
C#
624 lines
19 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) 2012-2020 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: V2.2
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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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******************************************************************************/
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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
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{
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public readonly UINavMenu Menu = new UINavMenu();
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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.ResizeRedraw, true);
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SetStyle(ControlStyles.Selectable, 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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}
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[DefaultValue(null)]
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public UITabControl TabControl { get; set; }
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public void SetNodeItem(TreeNode node, NavMenuItem item)
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{
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MenuHelper.Add(node, item);
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}
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public void SetNodePageIndex(TreeNode node, int pageIndex)
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{
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MenuHelper.SetPageIndex(node, pageIndex);
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}
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public void SetNodeSymbol(TreeNode node, int symbol, int symbolSize = 24)
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{
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MenuHelper.SetSymbol(node, symbol, symbolSize);
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}
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public void SetNodeImageIndex(TreeNode node, int imageIndex)
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{
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node.ImageIndex = imageIndex;
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}
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[DefaultValue(null)]
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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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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("自定义")]
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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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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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protected override void OnBackColorChanged(EventArgs e)
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{
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base.OnBackColorChanged(e);
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_menuStyle = UIMenuStyle.Custom;
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}
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private Color backColor = Color.FromArgb(56, 56, 56);
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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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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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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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Invalidate();
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}
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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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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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menuHoverColor = value;
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_menuStyle = UIMenuStyle.Custom;
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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("自定义")]
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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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selectedHighColor = value;
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_style = UIStyle.Custom;
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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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[DefaultValue(UIStyle.Blue)]
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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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public TreeNodeCollection Nodes => Menu.Nodes;
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[DefaultValue(null)]
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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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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 StringAlignment nodeAlignment = StringAlignment.Far;
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[DefaultValue(StringAlignment.Far)]
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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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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, MenuHelper.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, MenuHelper.GetPageIndex(Nodes[SelectedIndex]));
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TabControl?.SelectPage(MenuHelper.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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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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_style = UIStyle.Custom;
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Invalidate();
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}
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}
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}
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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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e.Graphics.Clear(BackColor);
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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 symbol = MenuHelper.GetSymbol(node);
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int symbolSize = MenuHelper.GetSymbolSize(node);
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SizeF sf = 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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e.Graphics.FillRectangle(MenuHoverColor, rect);
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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 (!NavBarMenu.Visible)
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{
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e.Graphics.FillRectangle(SelectedHighColor, rect.X, Height - 4, rect.Width, 4);
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}
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textColor = SelectedForeColor;
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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 RectangleF(NodeX + i * NodeSize.Width + (NodeSize.Width - sf.Width - symbolSize) / 2.0f, NodeY, symbolSize, NodeSize.Height));
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e.Graphics.DrawString(node.Text, Font, textColor, NodeX + i * NodeSize.Width + (NodeSize.Width - sf.Width + symbolSize) / 2.0f, NodeY + (NodeSize.Height - sf.Height) / 2);
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}
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else
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{
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e.Graphics.DrawString(node.Text, Font, textColor, NodeX + i * NodeSize.Width + (NodeSize.Width - sf.Width) / 2.0f, NodeY + (NodeSize.Height - sf.Height) / 2);
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}
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if (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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}
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}
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}
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}
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private int _nodeInterval = 100;
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[DefaultValue(100)]
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public int NodeInterval
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{
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get => _nodeInterval;
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set
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{
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if (_nodeInterval != value)
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{
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_nodeInterval = value;
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Invalidate();
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}
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}
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}
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private Size nodeSize = new Size(130, 45);
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[DefaultValue(typeof(Size), "130, 45")]
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public Size NodeSize
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{
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get => nodeSize;
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set
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{
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if (nodeSize != value)
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{
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nodeSize = value;
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Invalidate();
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}
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}
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}
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protected override void OnMouseLeave(EventArgs e)
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{
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base.OnMouseLeave(e);
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ActiveIndex = -1;
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Invalidate();
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}
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protected override void OnMouseMove(MouseEventArgs e)
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{
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base.OnMouseMove(e);
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if (e.X < NodeX || e.X > NodeX + Nodes.Count * NodeSize.Width || e.Y < NodeY)
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{
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if (ActiveIndex != -1)
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{
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ActiveIndex = -1;
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Invalidate();
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}
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return;
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}
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int index = (e.X - NodeX) / NodeSize.Width;
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if (ActiveIndex != index)
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{
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ActiveIndex = index;
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Invalidate();
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}
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}
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private int NodeMenuLeft(int index)
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{
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return NodeX + index * NodeSize.Width;
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}
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protected override void OnMouseClick(MouseEventArgs e)
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{
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base.OnMouseClick(e);
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if (ActiveIndex == -1) return;
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SelectedIndex = ActiveIndex;
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Invalidate();
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if (Nodes[selectedIndex].Nodes.Count == 0)
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{
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return;
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}
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NavBarMenu.Style = Style;
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NavBarMenu.Items.Clear();
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foreach (TreeNode node in Nodes[SelectedIndex].Nodes)
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{
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ToolStripMenuItem item = new ToolStripMenuItem(node.Text) { Tag = node };
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item.Click += Item_Click;
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NavBarMenu.Items.Add(item);
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if (node.Nodes.Count > 0)
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{
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AddMenu(item, node);
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}
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}
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NavBarMenu.AutoSize = true;
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if (NavBarMenu.Width < NodeSize.Width)
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{
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NavBarMenu.AutoSize = false;
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NavBarMenu.Width = NodeSize.Width;
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}
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foreach (ToolStripItem item in NavBarMenu.Items)
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{
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item.AutoSize = false;
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item.Width = NavBarMenu.Width - 1;
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item.Height = 30;
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}
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NavBarMenu.CalcHeight();
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NavBarMenu.Show(this, NodeMenuLeft(SelectedIndex), Height);
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}
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private void Item_Click(object sender, EventArgs e)
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{
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ToolStripMenuItem item = (ToolStripMenuItem)sender;
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if (item.Tag != null && item.Tag is TreeNode node)
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{
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TabControl?.SelectPage(MenuHelper.GetPageIndex(node));
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MenuItemClick?.Invoke(item.Text, selectedIndex, MenuHelper.GetPageIndex(node));
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NodeMouseClick?.Invoke(node, selectedIndex, MenuHelper.GetPageIndex(node));
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}
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}
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public delegate void OnMenuItemClick(string itemText, int menuIndex, int pageIndex);
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public event OnMenuItemClick MenuItemClick;
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public delegate void OnNodeMouseClick(TreeNode node, int menuIndex, int pageIndex);
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public event OnNodeMouseClick NodeMouseClick;
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private void AddMenu(ToolStripMenuItem item, TreeNode node)
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{
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foreach (TreeNode childNode in node.Nodes)
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{
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ToolStripMenuItem childItem = new ToolStripMenuItem(childNode.Text) { Tag = childNode };
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childItem.Click += Item_Click;
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item.DropDownItems.Add(childItem);
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if (childNode.Nodes.Count > 0)
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{
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AddMenu(childItem, childNode);
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}
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}
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}
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public void SetStyle(UIStyle style)
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{
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SetStyleColor(UIStyles.GetStyleColor(style));
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_style = style;
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}
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public void SetStyleColor(UIBaseStyle uiColor)
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{
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if (uiColor.IsCustom()) return;
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selectedForeColor = selectedHighColor = uiColor.MenuSelectedColor;
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Invalidate();
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}
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[DefaultValue(false)]
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public bool StyleCustomMode { get; set; }
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public string Version { get; }
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public TreeNode CreateNode(string text, int pageIndex)
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{
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return CreateNode(new NavMenuItem(text, pageIndex));
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}
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public TreeNode CreateNode(UIPage page)
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{
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return CreateNode(new NavMenuItem(page));
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}
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public TreeNode CreateNode(NavMenuItem item)
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{
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TreeNode node = new TreeNode(item.Text);
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Nodes.Add(node);
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SetNodeItem(node, item);
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return node;
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}
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public TreeNode CreateNode(string text, int imageIndex, int pageIndex)
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{
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return CreateNode(new NavMenuItem(text, pageIndex), imageIndex);
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}
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public TreeNode CreateNode(UIPage page, int imageIndex)
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{
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return CreateNode(new NavMenuItem(page), imageIndex);
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}
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public TreeNode CreateNode(NavMenuItem item, int imageIndex)
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{
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TreeNode node = new TreeNode(item.Text);
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Nodes.Add(node);
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SetNodeItem(node, item);
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node.ImageIndex = imageIndex;
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return node;
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}
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public TreeNode CreateNode(string text, int symbol, int symbolSize, int pageIndex)
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{
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return CreateNode(new NavMenuItem(text, pageIndex), symbol, symbolSize);
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}
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public TreeNode CreateNode(UIPage page, int symbol, int symbolSize)
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{
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return CreateNode(new NavMenuItem(page), symbol, symbolSize);
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}
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public TreeNode CreateNode(NavMenuItem item, int symbol, int symbolSize)
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{
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TreeNode node = new TreeNode(item.Text);
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Nodes.Add(node);
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SetNodeItem(node, item);
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MenuHelper.SetSymbol(node, symbol, symbolSize);
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return node;
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}
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public TreeNode CreateChildNode(TreeNode parent, string text, int pageIndex)
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{
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return CreateChildNode(parent, new NavMenuItem(text, pageIndex));
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}
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public TreeNode CreateChildNode(TreeNode parent, UIPage page)
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{
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return CreateChildNode(parent, new NavMenuItem(page));
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}
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public TreeNode CreateChildNode(TreeNode parent, NavMenuItem item)
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{
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TreeNode childNode = new TreeNode(item.Text);
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parent.Nodes.Add(childNode);
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SetNodeItem(childNode, item);
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return childNode;
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}
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public TreeNode CreateChildNode(TreeNode parent, int imageIndex, string text, int pageIndex)
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{
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return CreateChildNode(parent, imageIndex, new NavMenuItem(text, pageIndex));
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}
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public TreeNode CreateChildNode(TreeNode parent, int imageIndex, UIPage page)
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||
{
|
||
return CreateChildNode(parent, imageIndex, new NavMenuItem(page));
|
||
}
|
||
|
||
public TreeNode CreateChildNode(TreeNode parent, int imageIndex, NavMenuItem item)
|
||
{
|
||
TreeNode childNode = new TreeNode(item.Text);
|
||
parent.Nodes.Add(childNode);
|
||
SetNodeItem(childNode, item);
|
||
childNode.ImageIndex = imageIndex;
|
||
return childNode;
|
||
}
|
||
|
||
public TreeNode CreateChildNode(TreeNode parent, int symbol, int symbolSize, string text, int pageIndex)
|
||
{
|
||
return CreateChildNode(parent, symbol, symbolSize, new NavMenuItem(text, pageIndex));
|
||
}
|
||
|
||
public TreeNode CreateChildNode(TreeNode parent, int symbol, int symbolSize, UIPage page)
|
||
{
|
||
return CreateChildNode(parent, symbol, symbolSize, new NavMenuItem(page));
|
||
}
|
||
|
||
public TreeNode CreateChildNode(TreeNode parent, int symbol, int symbolSize, NavMenuItem item)
|
||
{
|
||
TreeNode childNode = new TreeNode(item.Text);
|
||
parent.Nodes.Add(childNode);
|
||
SetNodeItem(childNode, item);
|
||
MenuHelper.SetSymbol(childNode, symbol, symbolSize);
|
||
return childNode;
|
||
}
|
||
}
|
||
} |