using System;
using System.Drawing;
using System.Windows.Forms;namespace OutLookBarDemo
{internal class BandTagInfo{public OutlookBar outlookBar;public int index;public BandTagInfo(OutlookBar ob, int index){outlookBar=ob;this.index=index;}}public class OutlookBar : Panel{private int buttonHeight;private int selectedBand;private int selectedBandHeight;public int ButtonHeight{get{return buttonHeight;}set{buttonHeight=value;// do recalc layout for entire bar
            }}public int SelectedBand{get{return selectedBand;}set{SelectBand(value);}}public OutlookBar(){buttonHeight=25;selectedBand=0;selectedBandHeight=0;}public void Initialize(){//parent Panel 必须存在不能删除//this.BorderStyle = BorderStyle.None;Parent.SizeChanged+=new EventHandler(SizeChangedEvent);}public void AddBand(string caption, ContentPanel content){content.outlookBar=this;int index=Controls.Count;BandTagInfo bti=new BandTagInfo(this, index);BandPanel bandPanel=new BandPanel(caption, content, bti);Controls.Add(bandPanel);UpdateBarInfo();RecalcLayout(bandPanel, index);}public void SelectBand(int index){selectedBand=index;RedrawBands();}private void RedrawBands(){for (int i=0; i<Controls.Count; i++){BandPanel bp=Controls[i] as BandPanel;RecalcLayout(bp, i);}}private void UpdateBarInfo(){selectedBandHeight=ClientRectangle.Height-(Controls.Count * buttonHeight);}private void RecalcLayout(BandPanel bandPanel, int index){int vPos=(index <= selectedBand) ? buttonHeight*index : buttonHeight*index+selectedBandHeight;int height=selectedBand==index ? selectedBandHeight+buttonHeight : buttonHeight;// the band dimensionsbandPanel.Location=new Point(0, vPos);bandPanel.Size=new Size(ClientRectangle.Width, height);// the contained button dimensionsbandPanel.Controls[0].Location=new Point(0, 0);bandPanel.Controls[0].Size=new Size(ClientRectangle.Width, buttonHeight);// the contained content panel dimensionsbandPanel.Controls[1].Location=new Point(0, buttonHeight);bandPanel.Controls[1].Size=new Size(ClientRectangle.Width-2, height-8);}private void SizeChangedEvent(object sender, EventArgs e){Size=new Size(Size.Width, ((Control)sender).ClientRectangle.Size.Height);UpdateBarInfo();RedrawBands();}}internal class BandPanel : Panel{public BandPanel(string caption, ContentPanel content, BandTagInfo bti){BandButton bandButton=new BandButton(caption, bti);Controls.Add(bandButton);Controls.Add(content);}}internal class BandButton : Button{private BandTagInfo bti;public BandButton(string caption, BandTagInfo bti){Text=caption;FlatStyle=FlatStyle.Standard;Visible=true;this.bti=bti;            Click+=new EventHandler(SelectBand);}private void SelectBand(object sender, EventArgs e){bti.outlookBar.SelectBand(bti.index);}}public abstract class ContentPanel : Panel{public OutlookBar outlookBar;public ContentPanel(){// initial stateVisible=true;}}public class IconPanel : ContentPanel{protected int iconSpacing;protected int margin;public int IconSpacing{get{return iconSpacing;}}public int Margin{get{return margin;}}public IconPanel(){margin=20;//这里是调节图标间距的iconSpacing = 32 + 15 + 20;    // icon height + text height + marginBackColor=Color.LightBlue;AutoScroll=true;}public void AddIcon(string caption, Image image, EventHandler onClickEvent){int index=Controls.Count/2;    // two entries per iconPanelIcon panelIcon=new PanelIcon(this, image, index, onClickEvent);Controls.Add(panelIcon);Label label=new Label();label.Text=caption;label.Visible=true;label.Location = new Point(0, margin + image.Size.Height + index * iconSpacing+5);label.Size=new Size(Size.Width, 15);label.TextAlign=ContentAlignment.BottomCenter;label.Click+=onClickEvent;label.Tag=panelIcon;Controls.Add(label);}}public class PanelIcon : PictureBox{public int index;public IconPanel iconPanel;private Color bckgColor;private bool mouseEnter;public int Index{get{return index;}}public PanelIcon(IconPanel parent, Image image, int index, EventHandler onClickEvent){this.index=index;this.iconPanel=parent;Image=image;Visible=true;Location=new Point(iconPanel.outlookBar.Size.Width/2-image.Size.Width/2,iconPanel.Margin + index*iconPanel.IconSpacing);Size=image.Size;Click+=onClickEvent;Tag=this;MouseEnter+=new EventHandler(OnMouseEnter);MouseLeave+=new EventHandler(OnMouseLeave);MouseMove+=new MouseEventHandler(OnMouseMove);bckgColor=iconPanel.BackColor;mouseEnter=false;}private void OnMouseMove(object sender, MouseEventArgs args){if ( (args.X < Size.Width-2) &&(args.Y < Size.Width-2) &&(!mouseEnter) ){BackColor=Color.LightCyan;BorderStyle=BorderStyle.FixedSingle;Location=Location-new Size(1, 1);mouseEnter=true;}}private void OnMouseEnter(object sender, EventArgs e){}private void OnMouseLeave(object sender, EventArgs e){if (mouseEnter){BackColor=bckgColor;BorderStyle=BorderStyle.None;Location=Location+new Size(1, 1);mouseEnter=false;}}}
}OutlookBar 组件代码

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;namespace OutLookBarDemo
{public partial class FrmMain : Form{public FrmMain(){InitializeComponent();#region 初始化 OutLookBaroutlookBar.BorderStyle = BorderStyle.FixedSingle;outlookBar.Initialize();IconPanel iconPanel1 = new IconPanel();IconPanel iconPanel2 = new IconPanel();IconPanel iconPanel3 = new IconPanel();outlookBar.AddBand("工具条A", iconPanel1);outlookBar.AddBand("工具条B", iconPanel2);outlookBar.AddBand("工具条C", iconPanel3);//0iconPanel1.AddIcon("信息查询", Image.FromFile(@"Image\1.ico"), new EventHandler(PanelEventA));//1iconPanel1.AddIcon("购物车管理", Image.FromFile(@"Image\2.ico"), new EventHandler(PanelEventA));//2iconPanel2.AddIcon("电子邮件", Image.FromFile(@"Image\3.ico"), new EventHandler(PanelEventB));//3iconPanel2.AddIcon("密码管理", Image.FromFile(@"Image\4.ico"), new EventHandler(PanelEventB));//4iconPanel3.AddIcon("时间设置", Image.FromFile(@"Image\4.ico"), new EventHandler(PanelEventC));outlookBar.SelectBand(0);#endregion}public void PanelEventA(object sender, EventArgs e){Control ctrl = (Control)sender;PanelIcon panelIcon = ctrl.Tag as PanelIcon;string clickInfo = string.Empty;switch (panelIcon.Index){case 0:clickInfo = "信息查询";break;case 1:clickInfo = "购物车管理";break;}this.label1.Text = string.Format("您选择了 {0}", clickInfo);}public void PanelEventB(object sender, EventArgs e){Control ctrl = (Control)sender;PanelIcon panelIcon = ctrl.Tag as PanelIcon;string clickInfo = string.Empty;switch (panelIcon.Index){case 0:clickInfo = "电子邮件";break;case 1:clickInfo = "密码管理";break;}this.label1.Text = string.Format("您选择了 {0}", clickInfo);}public void PanelEventC(object sender, EventArgs e){Control ctrl = (Control)sender;PanelIcon panelIcon = ctrl.Tag as PanelIcon;string clickInfo = string.Empty;switch (panelIcon.Index){case 0:clickInfo = "时间设置";break;}this.label1.Text = string.Format("您选择了 {0}", clickInfo);}}
}调用代码