inertbutton.cs

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// *****************************************************************************
// 
//  Copyright 2004, Weifen Luo
//  All rights reserved. The software and associated documentation 
//  supplied hereunder are the proprietary information of Weifen Luo
//  and are supplied subject to licence terms.
// 
//  WinFormsUI Library Version 1.0
// *****************************************************************************

using System;
using System.Drawing;
using System.Drawing.Imaging;
using System.Windows.Forms;
using System.ComponentModel;

namespace WeifenLuo.WinFormsUI
{
	/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/ClassDef/*'/>
	public class InertButton : Control
	{
		private IContainer components = new Container();
		private int m_borderWidth = 1;
		private bool m_mouseOver = false;
		private bool m_mouseCapture = false;
		private bool m_isPopup = false;
		private Image m_imageEnabled = null;
		private Image m_imageDisabled = null;
		private ImageList m_imageList = null;
		private int m_imageIndexEnabled = -1;
		private int m_imageIndexDisabled = -1;
		private bool m_monochrom = true;
		private ContentAlignment m_textAlign = ContentAlignment.MiddleCenter;
		private ToolTip m_toolTip = null;
		private string m_toolTipText = "";
		private Color m_borderColor = Color.Empty;

		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Constructor[@name="Overloads"]/*'/>
		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Constructor[@name="()"]/*'/>
		public InertButton()
		{
			InternalConstruct(null, null);
		}

		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Constructor[@name="(Image)"]/*'/>
		public InertButton(Image imageEnabled)
		{
			InternalConstruct(imageEnabled, null);
		}

		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Constructor[@name="(Image, Image)"]/*'/>
		public InertButton(Image imageEnabled, Image imageDisabled)
		{
			InternalConstruct(imageEnabled, imageDisabled);
		}
		
		private void InternalConstruct(Image imageEnabled, Image imageDisabled)
		{
			// Remember parameters
			ImageEnabled = imageEnabled;
			ImageDisabled = imageDisabled;

			// Prevent drawing flicker by blitting from memory in WM_PAINT
			SetStyle(ControlStyles.ResizeRedraw, true);
			SetStyle(ControlStyles.UserPaint, true);
			SetStyle(ControlStyles.AllPaintingInWmPaint, true);
			SetStyle(ControlStyles.OptimizedDoubleBuffer, true);

			// Prevent base class from trying to generate double click events and
			// so testing clicks against the double click time and rectangle. Getting
			// rid of this allows the user to press then release button very quickly.
			SetStyle(ControlStyles.StandardDoubleClick, false);

			// Should not be allowed to select this control
			SetStyle(ControlStyles.Selectable, false);
		}

		/// <exclude/>
		protected override void Dispose(bool disposing)
		{
			if (disposing)
			{
				if (components != null)
					components.Dispose();
			}
			base.Dispose(disposing);
		}

		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Property[@name="BorderColor"]/*'/>
		[Category("Appearance")]
		[LocalizedDescription("InertButton.BorderColor.Description")]
		public Color BorderColor
		{
			get	{	return m_borderColor;	}
			set
			{
				if (m_borderColor != value)
				{
					m_borderColor = value;
					Invalidate();
				}
			}
		}

		private bool ShouldSerializeBorderColor()
		{
			return (m_borderColor != Color.Empty);
		}

		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Property[@name="BorderWidth"]/*'/>
		[Category("Appearance")]
		[LocalizedDescription("InertButton.BorderWidth.Description")]
		[DefaultValue(1)]
		public int BorderWidth
		{
			get { return m_borderWidth; }

			set
			{
				if (value < 1)
					value = 1;
				if (m_borderWidth != value)
				{
					m_borderWidth = value;
					Invalidate();
				}
			}
		}

		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Property[@name="ImageEnabled"]/*'/>
		[Category("Appearance")]
		[LocalizedDescription("InertButton.ImageEnabled.Description")]
		[DefaultValue(null)]
		public Image ImageEnabled
		{
			get
			{ 
				if (m_imageEnabled != null)
					return m_imageEnabled;

				try
				{
					if (m_imageList == null || m_imageIndexEnabled == -1)
						return null;
					else
						return m_imageList.Images[m_imageIndexEnabled];
				}
				catch
				{
					return null;
				}
			}

			set
			{
				if (m_imageEnabled != value)
				{
					m_imageEnabled = value;
					Invalidate();
				}
			}
		}

		private bool ShouldSerializeImageEnabled()
		{
			return (m_imageEnabled != null);
		}

		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Property[@name="ImageDisabled"]/*'/>
		[Category("Appearance")]
		[LocalizedDescription("InertButton.ImageDisabled.Description")]
		[DefaultValue(null)]
		public Image ImageDisabled
		{
			get
			{
				if (m_imageDisabled != null)
					return m_imageDisabled;

				try
				{
					if (m_imageList == null || m_imageIndexDisabled == -1)
						return null;
					else
						return m_imageList.Images[m_imageIndexDisabled];
				}
				catch
				{
					return null;
				}
			}

			set
			{
				if (m_imageDisabled != value)
				{
					m_imageDisabled = value;
					Invalidate();
				}
			}
		}

		private bool ShouldSerializeImageDisabled()
		{
			return (m_imageDisabled != null);
		}

		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Property[@name="ImageList"]/*'/>
		[Category("Appearance")]
		[LocalizedDescription("InertButton.ImageList.Description")]
		[DefaultValue(null)]
		[RefreshProperties(RefreshProperties.Repaint)]
		public ImageList ImageList
		{
			get	{	return m_imageList;	}
			set
			{
				if (m_imageList != value)
				{
					m_imageList = value;
					Invalidate();
				}
			}
		}

		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Property[@name="ImageIndexEnabled"]/*'/>
		[Category("Appearance")]
		[LocalizedDescription("InertButton.ImageIndexEnabled.Description")]
		[DefaultValue(-1)]
		[Editor("System.Windows.Forms.Design.ImageIndexEditor, System.Design", "System.Drawing.Design.UITypeEditor,System.Drawing")]
		[TypeConverter(typeof(System.Windows.Forms.ImageIndexConverter))]
		[RefreshProperties(RefreshProperties.Repaint)]
		public int ImageIndexEnabled
		{
			get	{	return m_imageIndexEnabled;	}
			set
			{
				if (m_imageIndexEnabled != value)
				{
					m_imageIndexEnabled = value;
					Invalidate();
				}
			}
		}

		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Property[@name="ImageIndexDisabled"]/*'/>
		[Category("Appearance")]
		[LocalizedDescription("InertButton.ImageIndexDisabled.Description")]
		[DefaultValue(-1)]
		[Editor("System.Windows.Forms.Design.ImageIndexEditor, System.Design", "System.Drawing.Design.UITypeEditor,System.Drawing")]
		[TypeConverter(typeof(System.Windows.Forms.ImageIndexConverter))]
		[RefreshProperties(RefreshProperties.Repaint)]
		public int ImageIndexDisabled
		{
			get	{	return m_imageIndexDisabled;	}
			set
			{
				if (m_imageIndexDisabled != value)
				{
					m_imageIndexDisabled = value;
					Invalidate();
				}
			}
		}

		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Property[@name="IsPopup"]/*'/>
		[Category("Appearance")]
		[LocalizedDescription("InertButton.IsPopup.Description")]
		[DefaultValue(false)]
		public bool IsPopup
		{
			get { return m_isPopup; }

			set
			{
				if (m_isPopup != value)
				{
					m_isPopup = value;
					Invalidate();
				}
			}
		}

		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Property[@name="Monochrome"]/*'/>
		[Category("Appearance")]
		[LocalizedDescription("InertButton.Monochrom.Description")]
		[DefaultValue(true)]
		public bool Monochrome
		{
			get	{	return m_monochrom;	}
			set
			{
				if (value != m_monochrom)
				{
					m_monochrom = value;
					Invalidate();
				}
			}
		}

		/// <include file='CodeDoc\InertButton.xml' path='//CodeDoc/Class[@name="InertButton"]/Property[@name="TextAlign"]/*'/>
		[Category("Appearance")]
		[LocalizedDescription("InertButton.TextAlign.Description")]
		[DefaultValue(ContentAlignment.MiddleCenter)]
		public ContentAlignment TextAlign