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295 lines
10 KiB
C#
295 lines
10 KiB
C#
// ***********************************************************************
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// Assembly : HZH_Controls
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// Created : 2019-10-11
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//
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// ***********************************************************************
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// <copyright file="UCNavigationMenuExt.cs">
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// Copyright by Huang Zhenghui(黄正辉) All, QQ group:568015492 QQ:623128629 Email:623128629@qq.com
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// </copyright>
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//
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// Blog: https://www.cnblogs.com/bfyx
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// GitHub：https://github.com/kwwwvagaa/NetWinformControl
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// gitee：https://gitee.com/kwwwvagaa/net_winform_custom_control.git
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//
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// If you use this code, please keep this note.
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// ***********************************************************************
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Data;
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using System.Linq;
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using System.Text;
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using System.Windows.Forms;
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using HZH_Controls.Forms;
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namespace HZH_Controls.Controls
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{
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/// <summary>
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/// Class UCNavigationMenuExt.
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/// Implements the <see cref="System.Windows.Forms.UserControl" />
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/// </summary>
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/// <seealso cref="System.Windows.Forms.UserControl" />
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[DefaultEvent("ClickItemed")]
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public partial class UCNavigationMenuExt : UserControl
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{
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/// <summary>
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/// Occurs when [click itemed].
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/// </summary>
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[Description("点击节点事件"), Category("自定义")]
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public event EventHandler ClickItemed;
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/// <summary>
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/// The select item
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/// </summary>
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private NavigationMenuItemExt selectItem = null;
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/// <summary>
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/// Gets the select item.
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/// </summary>
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/// <value>The select item.</value>
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[Description("选中的节点"), Category("自定义")]
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public NavigationMenuItemExt SelectItem
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{
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get { return selectItem; }
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private set { selectItem = value; }
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}
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/// <summary>
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/// The items
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/// </summary>
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NavigationMenuItemExt[] items;
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/// <summary>
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/// Gets or sets the items.
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/// </summary>
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/// <value>The items.</value>
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[Description("节点列表"), Category("自定义")]
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public NavigationMenuItemExt[] Items
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{
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get { return items; }
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set
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{
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items = value;
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ReloadMenu();
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}
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}
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/// <summary>
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/// The tip color
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/// </summary>
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private Color tipColor = Color.FromArgb(255, 87, 34);
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/// <summary>
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/// Gets or sets the color of the tip.
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/// </summary>
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/// <value>The color of the tip.</value>
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[Description("角标颜色"), Category("自定义")]
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public Color TipColor
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{
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get { return tipColor; }
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set { tipColor = value; }
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}
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/// <summary>
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/// 获取或设置控件的前景色。
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/// </summary>
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/// <value>The color of the fore.</value>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// </PermissionSet>
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public override System.Drawing.Color ForeColor
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{
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get
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{
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return base.ForeColor;
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}
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set
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{
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base.ForeColor = value;
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foreach (Control c in this.Controls)
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{
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c.ForeColor = value;
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}
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}
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}
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/// <summary>
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/// 获取或设置控件显示的文字的字体。
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/// </summary>
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/// <value>The font.</value>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="UnmanagedCode, ControlEvidence" />
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/// <IPermission class="System.Diagnostics.PerformanceCounterPermission, System, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// </PermissionSet>
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public override Font Font
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{
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get
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{
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return base.Font;
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}
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set
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{
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base.Font = value;
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foreach (Control c in this.Controls)
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{
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c.Font = value;
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}
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}
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}
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/// <summary>
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/// The m LST anchors
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/// </summary>
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Dictionary<NavigationMenuItemExt, FrmAnchor> m_lstAnchors = new Dictionary<NavigationMenuItemExt, FrmAnchor>();
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/// <summary>
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/// Initializes a new instance of the <see cref="UCNavigationMenuExt"/> class.
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/// </summary>
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public UCNavigationMenuExt()
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{
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InitializeComponent();
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items = new NavigationMenuItemExt[0];
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if (ControlHelper.IsDesignMode())
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{
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items = new NavigationMenuItemExt[4];
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for (int i = 0; i < 4; i++)
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{
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items[i] = new NavigationMenuItemExt()
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{
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Text = "菜单" + (i + 1),
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AnchorRight = i >= 2
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};
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}
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}
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}
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/// <summary>
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/// Reloads the menu.
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/// </summary>
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private void ReloadMenu()
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{
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try
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{
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ControlHelper.FreezeControl(this, true);
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this.Controls.Clear();
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if (items != null && items.Length > 0)
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{
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foreach (var item in items)
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{
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var menu = (NavigationMenuItemExt)item;
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Label lbl = new Label();
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lbl.AutoSize = false;
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lbl.TextAlign = ContentAlignment.MiddleCenter;
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lbl.Width = menu.ItemWidth;
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lbl.Text = menu.Text;
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lbl.Font = Font;
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lbl.ForeColor = ForeColor;
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lbl.Paint += lbl_Paint;
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lbl.MouseEnter += lbl_MouseEnter;
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lbl.Tag = menu;
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lbl.Click += lbl_Click;
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if (menu.AnchorRight)
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{
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lbl.Dock = DockStyle.Right;
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}
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else
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{
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lbl.Dock = DockStyle.Left;
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}
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this.Controls.Add(lbl);
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lbl.BringToFront();
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}
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}
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}
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finally
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{
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ControlHelper.FreezeControl(this, false);
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}
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}
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/// <summary>
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/// Handles the Click event of the lbl control.
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/// </summary>
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/// <param name="sender">The source of the event.</param>
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/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
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void lbl_Click(object sender, EventArgs e)
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{
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Label lbl = sender as Label;
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if (lbl.Tag != null)
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{
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var menu = (NavigationMenuItemExt)lbl.Tag;
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if (menu.ShowControl == null)
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{
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selectItem = menu;
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if (ClickItemed != null)
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{
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ClickItemed(this, e);
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}
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}
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}
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}
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/// <summary>
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/// Handles the MouseEnter event of the lbl control.
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/// </summary>
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/// <param name="sender">The source of the event.</param>
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/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
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void lbl_MouseEnter(object sender, EventArgs e)
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{
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Label lbl = sender as Label;
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var menu = lbl.Tag as NavigationMenuItemExt;
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foreach (var item in m_lstAnchors)
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{
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m_lstAnchors[item.Key].Hide();
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}
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if (menu.ShowControl != null)
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{
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if (!m_lstAnchors.ContainsKey(menu))
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{
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m_lstAnchors[menu] = new FrmAnchor(lbl, menu.ShowControl);
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}
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m_lstAnchors[menu].Show(this);
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m_lstAnchors[menu].Size = menu.ShowControl.Size;
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}
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}
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/// <summary>
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/// Handles the Paint event of the lbl control.
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/// </summary>
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/// <param name="sender">The source of the event.</param>
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/// <param name="e">The <see cref="PaintEventArgs" /> instance containing the event data.</param>
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void lbl_Paint(object sender, PaintEventArgs e)
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{
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Label lbl = sender as Label;
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if (lbl.Tag != null)
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{
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var menu = (NavigationMenuItemExt)lbl.Tag;
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e.Graphics.SetGDIHigh();
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if (menu.ShowTip)
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{
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if (!string.IsNullOrEmpty(menu.TipText))
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{
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var rect = new Rectangle(lbl.Width - 25, lbl.Height / 2 - 10, 20, 20);
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var path = rect.CreateRoundedRectanglePath(5);
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e.Graphics.FillPath(new SolidBrush(tipColor), path);
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e.Graphics.DrawString(menu.TipText, new Font("微软雅黑", 8f), new SolidBrush(Color.White), rect, new StringFormat() { Alignment = StringAlignment.Center, LineAlignment = StringAlignment.Center });
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}
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else
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{
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e.Graphics.FillEllipse(new SolidBrush(tipColor), new Rectangle(lbl.Width - 20, lbl.Height / 2 - 10, 10, 10));
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}
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}
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if (menu.Icon != null)
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{
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e.Graphics.DrawImage(menu.Icon, new Rectangle(1, (lbl.Height - 25) / 2, 25, 25), 0, 0, menu.Icon.Width, menu.Icon.Height, GraphicsUnit.Pixel);
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}
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}
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}
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}
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}
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