freetextboxdesigner.cs

一个基于 Internet Explorer 中 MSHTML 技术的 ASP.NET 服务器控件

using System;
using System.ComponentModel;
using System.Drawing;
using System.IO;
using System.Web;
using System.Web.UI;
using System.Web.UI.Design;
using System.Web.UI.HtmlControls;
using FreeTextBoxControls;

namespace FreeTextBoxControls.Design
{
	public class FreeTextBoxDesigner : ControlDesigner
	{

		public FreeTextBoxDesigner() {}

		private FreeTextBox ftb = null;

		public override void Initialize(IComponent component)
		{
			ftb = (FreeTextBox)component;
			base.Initialize(component);
		}

		public override string GetDesignTimeHtml()
		{
			StringWriter sw = new StringWriter();

			HtmlTextWriter htw = new HtmlTextWriter(sw);
			HtmlTable t = new HtmlTable();
			t.CellPadding = 3;
			t.CellSpacing = 0;
			t.BorderColor = ColorTranslator.ToHtml(ftb.EditorBorderColorDark);
			t.BgColor = ColorTranslator.ToHtml(ftb.BackColor);
			t.Width = ftb.Width.ToString();
			t.Height = ftb.Height.ToString();
			HtmlTableRow tr = new HtmlTableRow();
			HtmlTableCell td = new HtmlTableCell();
			td.VAlign = "top";
			td.Align = "center";

			// inner table for iframe
			HtmlTable iframe = new HtmlTable();
			iframe.BgColor = "#FFFFFF";
			iframe.Width="100%";
			iframe.Height="100%";
			iframe.CellPadding = 0;
			iframe.CellSpacing = 0;
			iframe.Style.Add("border","1 solid " + ColorTranslator.ToHtml(ftb.EditorBorderColorDark));
			HtmlTableRow tr2 = new HtmlTableRow();
			HtmlTableCell td2 = new HtmlTableCell();
			td2.VAlign = "middle";
			td2.Align = "center";
			td2.Controls.Add(new LiteralControl("<P><b><font face=arial><font color=green>Free</font>TextBox:</b> " + ftb.ID + "<P><font color=blue>Copyright &copy;</font> 荒野の家 2004-2005 <font color=green>Powered by</font> wild</font>"));
			tr2.Cells.Add(td2);
			iframe.Rows.Add(tr2);

			td.Controls.Add(iframe);
			td.Controls.Add(new LiteralControl("<br><br><br>"));
			tr.Cells.Add(td);
			t.Rows.Add(tr);
			t.RenderControl(htw);
			return sw.ToString();
		}
	}
}