CPF/CPF.ReoGrid/CellTypes/HyperlinkCell.cs

using System;
using System.Diagnostics;
using CPF.Drawing;
using CPF.ReoGrid.Events;
using CPF.ReoGrid.Interaction;

namespace CPF.ReoGrid.CellTypes
{
	[Serializable]
	public class HyperlinkCell : CellBody
	{
		public Color ActivateColor { get; set; }

		public Color LinkColor { get; set; }

		public Color VisitedColor { get; set; }

		public string LinkURL { get; set; }

		public HyperlinkCell() : this(null, true)
		{
		}

		public HyperlinkCell(string navigationURL) : this(navigationURL, true)
		{
		}

		public HyperlinkCell(string navigationURL, bool autoNavigate)
		{
			this.ActivateColor = Color.Red;
			this.LinkColor = Color.Blue;
			this.VisitedColor = Color.Purple;
			this.LinkURL = navigationURL;
			this.AutoNavigate = autoNavigate;
		}

		public bool IsPressed { get; set; }

		public override bool OnStartEdit()
		{
			return !this.IsPressed;
		}

		public override void OnSetup(Cell cell)
		{
			cell.Style.TextColor = this.LinkColor;
			cell.Style.Underline = true;
			bool flag = this.LinkURL != null;
			if (flag)
			{
				cell.Data = this.LinkURL;
			}
			else
			{
				bool flag2 = cell.InnerData != null;
				if (flag2)
				{
					this.LinkURL = Convert.ToString(cell.InnerData);
				}
			}
		}

		public override bool OnMouseDown(CellMouseEventArgs e)
		{
			this.IsPressed = true;
			e.Cell.Style.TextColor = this.ActivateColor;
			return true;
		}

		public override bool OnMouseUp(CellMouseEventArgs e)
		{
			bool isPressed = this.IsPressed;
			if (isPressed)
			{
				Rect bounds = this.Bounds;
				Point relativePosition = e.RelativePosition;
				bool flag = bounds.Contains(relativePosition);
				if (flag)
				{
					this.PerformClick();
				}
			}
			this.IsPressed = false;
			e.Cell.Style.TextColor = this.VisitedColor;
			return true;
		}

		public override bool OnMouseEnter(CellMouseEventArgs e)
		{
			e.Worksheet.controlAdapter.ChangeSelectionCursor(CursorStyle.Hand);
			return false;
		}

		public override bool OnMouseLeave(CellMouseEventArgs e)
		{
			e.Worksheet.ControlAdapter.ChangeSelectionCursor(CursorStyle.PlatformDefault);
			return false;
		}

		public override bool OnKeyDown(KeyCode keyCode)
		{
			bool flag = keyCode == KeyCode.Space;
			bool result;
			if (flag)
			{
				this.IsPressed = true;
				base.Cell.Style.TextColor = this.ActivateColor;
				result = true;
			}
			else
			{
				result = false;
			}
			return result;
		}

		public override bool OnKeyUp(KeyCode keyCode)
		{
			bool isPressed = this.IsPressed;
			bool result;
			if (isPressed)
			{
				this.IsPressed = false;
				this.PerformClick();
				base.Cell.Style.TextColor = this.VisitedColor;
				result = true;
			}
			else
			{
				result = false;
			}
			return result;
		}

		public override void OnLostFocus()
		{
			bool isPressed = this.IsPressed;
			if (isPressed)
			{
				this.IsPressed = false;
			}
		}

		public void PerformClick()
		{
			bool flag = this.AutoNavigate && !string.IsNullOrWhiteSpace(this.LinkURL);
			if (flag)
			{
				try
				{
					RGUtility.OpenFileOrLink(this.LinkURL, null);
				}
				catch (Exception ex)
				{
					Cell cell = base.Cell;
					if (cell != null)
					{
						Worksheet worksheet = cell.Worksheet;
						if (worksheet != null)
						{
							worksheet.NotifyExceptionHappen(ex);
						}
					}
				}
			}
			EventHandler click = this.Click;
			if (click != null)
			{
				click(this, null);
			}
		}

		public override object OnSetData(object data)
		{
			this.LinkURL = Convert.ToString(data);
			return data;
		}

		//[DebuggerBrowsable(DebuggerBrowsableState.Never)]
		public event EventHandler Click;

		public bool AutoNavigate { get; set; }
	}
}