taskbarnotifier.cs

Csharp编写的关于智能手机（smartphone）闹钟程序

// TaskbarNotifier Class v1.0
// by John O'Byrne - 02 december 2002

using System;
using System.Drawing;
using System.Drawing.Imaging;
using System.Drawing.Drawing2D;
using System.Windows.Forms;

namespace MyClock
{
	/// <summary>
	/// TaskbarNotifier allows to display MSN style/Skinned instant messaging popups
	/// </summary>
	public class TaskbarNotifier : System.Windows.Forms.Form
	{
		#region TaskbarNotifier Protected Members
		protected Bitmap BackgroundBitmap = null;
		protected Bitmap CloseBitmap = null;
		protected Point CloseBitmapLocation;
		protected Size CloseBitmapSize;
		protected Rectangle RealTitleRectangle;
		protected Rectangle RealContentRectangle;
		protected Rectangle WorkAreaRectangle;
		protected Timer timer = new Timer();
		protected TaskbarStates taskbarState = TaskbarStates.hidden;
		protected string titleText;
		protected string contentText;
		protected Color normalTitleColor = Color.FromArgb(255,0,0);
		protected Color hoverTitleColor = Color.FromArgb(255,0,0);
		protected Color normalContentColor = Color.FromArgb(0,0,0);
		protected Color hoverContentColor = Color.FromArgb(0,0,0x66);
		protected Font normalTitleFont = new Font("Arial",12,FontStyle.Regular,GraphicsUnit.Pixel);
		protected Font hoverTitleFont = new Font("Arial",12,FontStyle.Bold,GraphicsUnit.Pixel);
		protected Font normalContentFont = new Font("Arial",11,FontStyle.Regular,GraphicsUnit.Pixel);
		protected Font hoverContentFont = new Font("Arial",11,FontStyle.Regular,GraphicsUnit.Pixel);
		protected int nShowEvents;
		protected int nHideEvents;
		protected int nVisibleEvents;
		protected int nIncrementShow;
		protected int nIncrementHide;
		protected bool bIsMouseOverPopup = false;
		protected bool bIsMouseOverClose = false;
		protected bool bIsMouseOverContent = false;
		protected bool bIsMouseOverTitle = false;
		protected bool bIsMouseDown = false;
		#endregion
						
		#region TaskbarNotifier Public Members
		public Rectangle TitleRectangle;
		public Rectangle ContentRectangle;
		public bool TitleClickable = false;
		public bool ContentClickable = true;
		public bool CloseClickable = true;
		public bool EnableSelectionRectangle = true;
		public event EventHandler CloseClick = null;
		public event EventHandler TitleClick = null;
		public event EventHandler ContentClick = null;
		public bool AutoHide = true;
		#endregion
	
		#region TaskbarNotifier Enums
		/// <summary>
		/// List of the different popup animation status
		/// </summary>
		public enum TaskbarStates
		{
			hidden = 0,
			appearing = 1,
			visible = 2,
			disappearing = 3
		}
		#endregion

		#region TaskbarNotifier Constructor
		/// <summary>
		/// The Constructor for TaskbarNotifier
		/// </summary>
		public TaskbarNotifier()
		{
			// Window Style
			FormBorderStyle = FormBorderStyle.None;
			WindowState = FormWindowState.Minimized;
			base.Show();
			base.Hide();
			WindowState = FormWindowState.Normal;
			ShowInTaskbar = false;
			TopMost = true;
			MaximizeBox = false;
			MinimizeBox = false;
			ControlBox = false;
			
			timer.Enabled = true;
			timer.Tick += new EventHandler(OnTimer);
		}
		#endregion

		#region TaskbarNotifier Properties
		/// <summary>
		/// Get the current TaskbarState (hidden, showing, visible, hiding)
		/// </summary>
		public TaskbarStates TaskbarState
		{
			get
			{
				return taskbarState;
			}
		}

		/// <summary>
		/// Get/Set the popup Title Text
		/// </summary>
		public string TitleText
		{
			get
			{
				return titleText;
			}
			set
			{
				titleText=value;
				Refresh();
			}
		}

		/// <summary>
		/// Get/Set the popup Content Text
		/// </summary>
		public string ContentText
		{
			get
			{
				return contentText;
			}
			set
			{
				contentText=value;
				Refresh();
			}
		}

		/// <summary>
		/// Get/Set the Normal Title Color
		/// </summary>
		public Color NormalTitleColor
		{
			get
			{
				return normalTitleColor;
			}
			set
			{
				normalTitleColor = value;
				Refresh();
			}
		}

		/// <summary>
		/// Get/Set the Hover Title Color
		/// </summary>
		public Color HoverTitleColor
		{
			get
			{
				return hoverTitleColor;
			}
			set
			{
				hoverTitleColor = value;
				Refresh();
			}
		}

		/// <summary>
		/// Get/Set the Normal Content Color
		/// </summary>
		public Color NormalContentColor
		{
			get
			{
				return normalContentColor;
			}
			set
			{
				normalContentColor = value;
				Refresh();
			}
		}

		/// <summary>
		/// Get/Set the Hover Content Color
		/// </summary>
		public Color HoverContentColor
		{
			get
			{
				return hoverContentColor;
			}
			set
			{
				hoverContentColor = value;
				Refresh();
			}
		}

		/// <summary>
		/// Get/Set the Normal Title Font
		/// </summary>
		public Font NormalTitleFont
		{
			get
			{
				return normalTitleFont;
			}
			set
			{
				normalTitleFont = value;
				Refresh();
			}
		}

		/// <summary>
		/// Get/Set the Hover Title Font
		/// </summary>
		public Font HoverTitleFont
		{
			get
			{
				return hoverTitleFont;
			}
			set
			{
				hoverTitleFont = value;
				Refresh();
			}
		}

		/// <summary>
		/// Get/Set the Normal Content Font
		/// </summary>
		public Font NormalContentFont
		{
			get
			{
				return normalContentFont;
			}
			set
			{
				normalContentFont = value;
				Refresh();
			}
		}

		/// <summary>
		/// Get/Set the Hover Content Font
		/// </summary>
		public Font HoverContentFont
		{
			get
			{
				return hoverContentFont;
			}
			set
			{
				hoverContentFont = value;
				Refresh();
			}
		}
		#endregion

		#region TaskbarNotifier Public Methods
		/// <summary>
		/// Displays the popup for a certain amount of time
		/// </summary>
		/// <param name="strTitle">The string which will be shown as the title of the popup</param>
		/// <param name="strContent">The string which will be shown as the content of the popup</param>
		/// <param name="nTimeToShow">Duration of the showing animation (in milliseconds)</param>
		/// <param name="nTimeToStay">Duration of the visible state before collapsing (in milliseconds)</param>
		/// <param name="nTimeToHide">Duration of the hiding animation (in milliseconds)</param>
		/// <returns>Nothing</returns>
		public void Show(string strTitle, string strContent, int nTimeToShow, int nTimeToStay, int nTimeToHide)
		{
			WorkAreaRectangle = Screen.GetWorkingArea(WorkAreaRectangle);
			titleText = strTitle;
			contentText = strContent;
			nVisibleEvents = nTimeToStay;
			CalculateMouseRectangles();

			// We calculate the pixel increment and the timer value for the showing animation
			int nEvents;
			if (nTimeToShow > 10)
			{
				nEvents = Math.Min((nTimeToShow / 10), BackgroundBitmap.Height);
				nShowEvents = nTimeToShow / nEvents;
				nIncrementShow = BackgroundBitmap.Height / nEvents;
			}
			else
			{
				nShowEvents = 10;
				nIncrementShow = BackgroundBitmap.Height;
			}

			// We calculate the pixel increment and the timer value for the hiding animation
			if( nTimeToHide > 10)
			{
				nEvents = Math.Min((nTimeToHide / 10), BackgroundBitmap.Height);
				nHideEvents = nTimeToHide / nEvents;
				nIncrementHide = BackgroundBitmap.Height / nEvents;
			}
			else
			{
				nHideEvents = 10;
				nIncrementHide = BackgroundBitmap.Height;
			}

			switch (taskbarState)
			{
				case TaskbarStates.hidden:
					taskbarState = TaskbarStates.appearing;
					SetBounds(WorkAreaRectangle.Right-BackgroundBitmap.Width-17, WorkAreaRectangle.Bottom-1, BackgroundBitmap.Width, 0);
					timer.Interval = nShowEvents;
					timer.Start();
					base.Show();
					break;

				case TaskbarStates.appearing:
					Refresh();
					break;

				case TaskbarStates.visible:
					timer.Stop();
					timer.Interval = nVisibleEvents;
					timer.Start();
					Refresh();
					break;

				case TaskbarStates.disappearing:
					timer.Stop();
					taskbarState = TaskbarStates.visible;
					SetBounds(WorkAreaRectangle.Right-BackgroundBitmap.Width-17, WorkAreaRectangle.Bottom-BackgroundBitmap.Height-1, BackgroundBitmap.Width, BackgroundBitmap.Height);
					timer.Interval = nVisibleEvents;
					timer.Start();
					Refresh();
					break;
			}
		}

		/// <summary>
		/// Hides the popup