SourceCode/PROMS/TestWndProc/TestWndProc/MyPanel.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Text;
using System.Windows.Forms;
using System.Runtime.InteropServices;
using System.Text.RegularExpressions;

namespace TestWndProc
{
	public partial class MyPanel : UserControl
	{
		#region Constructors
		public MyPanel()
		{
			InitializeComponent();
			myRTB1.LinkLocationsChanged += new RTBEvent(myRTB1_LinkLocationsChanged);
			myRTB1.RTBSelectionChanged += new RTBEvent(myRTB1_RTBSelectionChanged);
			myRTB1.RTBTextChanged += new RTBEvent(myRTB1_RTBTextChanged);
			myRTB1.RTBRangeStatusChanged += new RTBEvent(myRTB1_RTBRangeStatusChanged);
			SetRtfString();
		}
		#endregion
		#region Debug
		private bool _ShowDebug = true;
		public bool ShowDebug
		{
			get { return _ShowDebug; }
			set { _ShowDebug = value; }
		}
		private void DebugPrint(string where, string format, params object[] myParams)
		{
			DebugPrint(where + string.Format(format, myParams));
		}
		private void DebugPrint(string format, params object[] myParams)
		{
			if (_ShowDebug)
				Console.WriteLine(format, myParams);
		}
		#endregion
		#region RTB Event Handlers
		void myRTB1_RTBTextChanged(object sender, EventArgs args)
		{
			DebugPrint("<=====RTBTextChanged");
			if (_TextChanging == false)
			{
				_TextChanging = true;
				tbRTF.Text = myRTB1.Rtf;
				_TextChanging = false;
			}
		}
		void myRTB1_RTBRangeStatusChanged(object sender, EventArgs args)
		{
			DebugPrint("<=====RTBRangeStatusChanged");
			lblRangeStatus.Text = myRTB1.RTBRangeStatus.ToString();
		}
		void myRTB1_RTBSelectionChanged(object sender, EventArgs args)
		{
			DebugPrint("<=====RTBSelectionChanged");
			ShowSelection();
			UpdateNudsFromSelection();
		}
		void myRTB1_LinkLocationsChanged(object sender, EventArgs args)
		{
			DebugPrint("<<LinkLocationsChanged");
			dgv.DataSource = myRTB1.LinkLocations;
		}
		#endregion
		#region Setup Text
		private void btnRefreshText_Click(object sender, EventArgs e)
		{
			SetRtfString();
		}
		private void SetRtfString()
		{
			myRTB1.Rtf = @"{\rtf1\ansi\ansicpg1252\deff0\deflang1033{\fonttbl{\f0\fnil\fcharset0 Arial;}}\r\n" +
				@"\viewkind4\uc1\pard\sl-240\slmult0\f0\fs20 " +
				@"\v <START]\v0 Link at start of box\v #Link data including URL\v0 \v [END>\v0 " +
				@"Some text \v <START]\v0 Lonesome Link\v #Link data including URL\v0 \v [END>\v0 " +
				@"Add some text before \v <START]\v0 First Link in between\v #Link data including URL\v0 \v [END>\v0 " +
				@"\v <START]\v0 Second Link in between\v #Link data including URL\v0 \v [END>\v0 " +
				@"\v <START]\v0 Third Link in between\v #Link data including URL\v0 \v [END>\v0 and some more text after " +
				@"\v <START]\v0 Link at end of box\v #Link data including URL\v0 \v [END>\v0 " + @"\par}";
		}
		#endregion
		#region Selection
		private void ShowSelection()
		{
			lblFind.Text = string.Format("{0}-{1}", myRTB1.SelectionStart, myRTB1.SelectionStart + myRTB1.SelectionLength);
			tbSelRTF.Text = myRTB1.SelectedRtf;
			tbSelText.Text = myRTB1.SelectedText;
			UpdateNudsFromSelection();
		}
		private void tbRTB_SelectionChanged(object sender, EventArgs e)
		{
			//lbTbSel.Text = string.Format("{0}, {1}", tbRTF.SelectionStart, tbRTF.SelectionLength);
		}
		private void tbRTF_SelectionChange(object sender, EventArgs e)
		{
			lbTbSel.Text = string.Format("{0}, {1}", tbRTF.SelectionStart, tbRTF.SelectionLength);
		}
		private void btnReplaceSelection_Click(object sender, EventArgs e)
		{
			myRTB1.SelectedText = tbWith.Text;
			if (tbSendKeys.Text != "") SendKeys.Send(tbSendKeys.Text);
		}
		private void dgv_SelectionChanged(object sender, EventArgs e)
		{
			if (dgv.SelectedRows.Count == 1)
			{
				LinkLocation ll = myRTB1.LinkLocations[dgv.SelectedRows[0].Index];
				myRTB1.SetSelection(ll);
			}
		}
		#endregion
		#region Numeric Up/Down
		private void UpdateNudsFromSelection()
		{
			nudStart.Value = myRTB1.SelectionStart;
			nudLength.Value = myRTB1.SelectionLength;
		}
		private void UpdateNuds(int start, int length)
		{
			nudStart.Value = start;
			nudLength.Value = length;
		}
		private void UpdateSelectionFromNuds()
		{
			myRTB1.SetSelection((int)(nudStart.Value), (int)(nudLength.Value));
		}
		private void btnUpdateSel_Click(object sender, EventArgs e)
		{
			UpdateSelectionFromNuds();
			myRTB1.Focus();
		}
		#endregion
		#region Protection
		private void myRTB1_Protected(object sender, EventArgs e)
		{
			MessageBox.Show("Cannot change protected text that way!");
		}
		private void btnProtectOn_Click(object sender, EventArgs e)
		{
			RTBAPI.Protect(myRTB1);
		}
		private void btnProtectOff_Click(object sender, EventArgs e)
		{
			RTBAPI.UnProtect(myRTB1);
		}
		#endregion
		#region Button Handlers
		private void btnBoldOn_Click(object sender, EventArgs e)
		{
			RTBAPI.ToggleBold(true, myRTB1, RTBAPI.RTBSelection.SCF_SELECTION);
		}
		private void btnBoldOff_Click(object sender, EventArgs e)
		{
			RTBAPI.ToggleBold(false, myRTB1, RTBAPI.RTBSelection.SCF_SELECTION);
		}
		private void btnLinkOn_Click(object sender, EventArgs e)
		{
			RTBAPI.Link(myRTB1);
		}
		private void btnLinkOff_Click(object sender, EventArgs e)
		{
			RTBAPI.UnLink(myRTB1);
		}
		private void btnFindAllLinks_Click(object sender, EventArgs e)
		{
			myRTB1.FindAllLinks();
		}
		#endregion
		#region Text Change
		private bool _TextChanging = false;
		private void tbRTF_TextChanged(object sender, EventArgs e)
		{
			if (_TextChanging == false)
			{
				_TextChanging = true;
				myRTB1.Rtf = tbRTF.Text;
				_TextChanging = false;
			}
		}
		#endregion
		#region Process Check Box
		private void cbProcess_CheckedChanged(object sender, EventArgs e)
		{
			myRTB1.ProcessKeystrokes = cbProcess.Checked;
		}
		#endregion

		private void btnPG_Click(object sender, EventArgs e)
		{
			frmPG myFrmPG = new frmPG(myRTB1);
			myFrmPG.Show();
		}
		int hngIndent = 25;
		private void btnSelHngIndent_Click(object sender, EventArgs e)
		{
			//myRTB1.SelectionHangingIndent = hngIndent;
			//hngIndent += 25;
			myRTB1.SelectAll();
			myRTB1.SelectionHangingIndent = 0;
			int indchar = 0;
			while ((indchar = myRTB1.Find("@", indchar, RichTextBoxFinds.None)) >= 0)
			{
				Point indent = myRTB1.GetPositionFromCharIndex(indchar);
				myRTB1.SelectionHangingIndent = indent.X;
				indchar++;
			}
		}
	}
}