Source/NavigationBar.cs

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using System;
using System.Collections;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Windows.Forms;
using System.Xml;

namespace DevComponents.DotNetBar
{
	/// <summary>
	/// Represents Outlook 2003 like Navigation Bar.
	/// </summary>
	[ToolboxItem(true),System.Runtime.InteropServices.ComVisible(false), Designer(typeof(Design.NavigationBarDesigner))]
	public class NavigationBar: BarBaseControl,ISupportInitialize
	{
		private NavigationBarContainer m_ItemContainer;
		private bool m_SplitterVisible=false;
		const int SPLITTER_SIZE=6;
		private Cursor m_SavedSplitterCursor=null;
		private bool m_SplitterMouseDown=false;

		/// <summary>
		/// Default constructor.
		/// </summary>
		public NavigationBar():base()
		{
			m_ItemContainer=new NavigationBarContainer();
			m_ItemContainer.GlobalItem=false;
			m_ItemContainer.ContainerControl=this;
			m_ItemContainer.Stretch=false;
			m_ItemContainer.Displayed=true;
			m_ItemContainer.Style=eDotNetBarStyle.Office2003;
			m_ItemContainer.SetOwner(this);
			this.SetBaseItemContainer(m_ItemContainer);

			SetDesignTimeDefaults();
		}

		protected override void OnResize(EventArgs e)
		{
			base.OnResize(e);
            if (this.Width == 0 || this.Height == 0)
                return;
			this.RecalcSize();
		}

		protected override void OnHandleCreated(EventArgs e)
		{
			base.OnHandleCreated(e);
			this.RecalcSize();
		}

		protected override void RecalcSize()
		{
			if(m_Initializing || !BarFunctions.IsHandleValid(this))
				return;

			base.RecalcSize();