/// <summary>
/// returns the number of differences
/// </summary>
/// <param name="sFile"></param>
/// <param name="dFile"></param>
/// <returns></returns>
private int TextDiff(string sFile, string dFile)
{
this.Cursor = Cursors.WaitCursor;
int nChanges = 0;
DiffList_TextFile sLF = null;
DiffList_TextFile dLF = null;
try
{
sLF = new DiffList_TextFile(sFile);
dLF = new DiffList_TextFile(dFile);
}
catch (Exception ex)
{
this.Cursor = Cursors.Default;
CoreUtilities.NewMessage.Show(ex.Message, "File Error");
return(-1);
}
try
{
double time = 0;
DiffEngine de = new DiffEngine();
time = de.ProcessDiff(sLF, dLF, _level);
ArrayList rep = de.DiffReport();
nChanges = rep.Count;
//Results dlg = new Results(sLF, dLF, rep, time);
this.DoCompare(sLF, dLF, rep, time);
//dlg.ShowDialog();
//dlg.Dispose();
}
catch (Exception ex)
{
this.Cursor = Cursors.Default;
string tmp = string.Format("{0}{1}{1}***STACK***{1}{2}",
ex.Message,
Environment.NewLine,
ex.StackTrace);
CoreUtilities.NewMessage.Show(tmp, "Compare Error");
return(-1);
}
this.Cursor = Cursors.Default;
return(nChanges);
}
private void DoCompare(DiffList_TextFile source, DiffList_TextFile destination, ArrayList DiffLines, double seconds)
{
// label1.Text = string.Format("Results: {0} secs.", seconds.ToString("#0.00"));
lvSource.Items.Clear();
lvDestination.Items.Clear();
int nChanges = 0;
ListViewItem lviS;
ListViewItem lviD;
int cnt = 1;
int i;
foreach (DiffResultSpan drs in DiffLines)
{
switch (drs.Status)
{
case DiffResultSpanStatus.DeleteSource:
for (i = 0; i < drs.Length; i++)
{
lviS = new ListViewItem(cnt.ToString("00000"));
lviD = new ListViewItem(cnt.ToString("00000"));
lviS.BackColor = Color.Red;
lviS.SubItems.Add(((TextLine)source.GetByIndex(drs.SourceIndex + i)).Line);
lviD.BackColor = Color.LightGray;
lviD.SubItems.Add("");
lvSource.Items.Add(lviS);
lvDestination.Items.Add(lviD);
cnt++;
nChanges++;
}
break;
case DiffResultSpanStatus.NoChange:
for (i = 0; i < drs.Length; i++)
{
lviS = new ListViewItem(cnt.ToString("00000"));
lviD = new ListViewItem(cnt.ToString("00000"));
lviS.BackColor = Color.White;
lviS.SubItems.Add(((TextLine)source.GetByIndex(drs.SourceIndex + i)).Line);
lviD.BackColor = Color.White;
lviD.SubItems.Add(((TextLine)destination.GetByIndex(drs.DestIndex + i)).Line);
lvSource.Items.Add(lviS);
lvDestination.Items.Add(lviD);
cnt++;
}
break;
case DiffResultSpanStatus.AddDestination:
for (i = 0; i < drs.Length; i++)
{
lviS = new ListViewItem(cnt.ToString("00000"));
lviD = new ListViewItem(cnt.ToString("00000"));
lviS.BackColor = Color.LightGray;
lviS.SubItems.Add("");
lviD.BackColor = Color.LightGreen;
lviD.SubItems.Add(((TextLine)destination.GetByIndex(drs.DestIndex + i)).Line);
lvSource.Items.Add(lviS);
lvDestination.Items.Add(lviD);
cnt++;
nChanges++;
}
break;
case DiffResultSpanStatus.Replace:
for (i = 0; i < drs.Length; i++)
{
lviS = new ListViewItem(cnt.ToString("00000"));
lviD = new ListViewItem(cnt.ToString("00000"));
lviS.BackColor = Color.Red;
lviS.SubItems.Add(((TextLine)source.GetByIndex(drs.SourceIndex + i)).Line);
lviD.BackColor = Color.LightGreen;
lviD.SubItems.Add(((TextLine)destination.GetByIndex(drs.DestIndex + i)).Line);
lvSource.Items.Add(lviS);
lvDestination.Items.Add(lviD);
cnt++;
nChanges++;
}
break;
}
}
statusLabel.Text = String.Format("Changes {0}", nChanges.ToString());
labelWordsNew.Text = String.Format("Words: {0}", destination.words.ToString());
labelWordsOld.Text = String.Format("Words: {0}", source.words.ToString());
}
/// <summary>
/// now we highlight any changes between the actual textboxes
/// </summary>
private void UpdateComparisonBox()
{
// now we highlight any changes between the actual textboxes
DiffList_TextFile sLF = new DiffList_TextFile(textBoxSource.Text, true);
DiffList_TextFile dLF = new DiffList_TextFile(textBoxDest.Text, true);
double time = 0;
DiffEngine de = new DiffEngine();
time = de.ProcessDiff(sLF, dLF, _level);
ArrayList rep = de.DiffReport();
int nChanges = rep.Count;
//Results dlg = new Results(sLF, dLF, rep, time);
// this.DoCompare(sLF, dLF, rep, time);
// textBoxSource.Text = textBoxSource.Text + " >>>> " + nChanges.ToString();
// textBoxSource.Text = "";
// textBoxDest.Text = "";
int i = 0;
foreach (DiffResultSpan drs in rep)
{
switch (drs.Status)
{
case DiffResultSpanStatus.DeleteSource:
for (i = 0; i < drs.Length; i++)
{
string sSource = ((TextLine)sLF.GetByIndex(drs.SourceIndex + i)).Line;
textBoxSource.Find(sSource);
textBoxSource.SelectionBackColor = Color.Red;
// lviD.BackColor = Color.LightGray;
// cnt++;
nChanges++;
}
break;
case DiffResultSpanStatus.NoChange:
for (i = 0; i < drs.Length; i++)
{
/* lviS = new ListViewItem(cnt.ToString("00000"));
* lviD = new ListViewItem(cnt.ToString("00000"));
* lviS.BackColor = Color.White;
* lviS.SubItems.Add(((TextLine)source.GetByIndex(drs.SourceIndex + i)).Line);
* lviD.BackColor = Color.White;
* lviD.SubItems.Add(((TextLine)destination.GetByIndex(drs.DestIndex + i)).Line);
*
* lvSource.Items.Add(lviS);
* lvDestination.Items.Add(lviD);
*/// cnt++;
}
break;
case DiffResultSpanStatus.AddDestination:
for (i = 0; i < drs.Length; i++)
{
string sDest = ((TextLine)dLF.GetByIndex(drs.DestIndex + i)).Line;
textBoxDest.Find(sDest);
textBoxDest.SelectionBackColor = Color.LightGreen;
// cnt++;
nChanges++;
}
break;
case DiffResultSpanStatus.Replace:
for (i = 0; i < drs.Length; i++)
{
string sSource = (((TextLine)sLF.GetByIndex(drs.SourceIndex + i)).Line);
textBoxSource.Find(sSource);
textBoxSource.SelectionBackColor = Color.LightGreen;
string sDest = (((TextLine)dLF.GetByIndex(drs.DestIndex + i)).Line);
textBoxDest.Find(sDest);
textBoxDest.SelectionBackColor = Color.Red;
// cnt++;
nChanges++;
}
break;
}
}
}
public Results(DiffList_TextFile source, DiffList_TextFile destination, ArrayList DiffLines, double seconds)
{
InitializeComponent();
this.Text = string.Format("Results: {0} secs.", seconds.ToString("#0.00"));
ListViewItem lviS;
ListViewItem lviD;
int cnt = 1;
int i;
foreach (DiffResultSpan drs in DiffLines)
{
switch (drs.Status)
{
case DiffResultSpanStatus.DeleteSource:
for (i = 0; i < drs.Length; i++)
{
lviS = new ListViewItem(cnt.ToString("00000"));
lviD = new ListViewItem(cnt.ToString("00000"));
lviS.BackColor = Color.Red;
lviS.SubItems.Add(((TextLine)source.GetByIndex(drs.SourceIndex + i)).Line);
lviD.BackColor = Color.LightGray;
lviD.SubItems.Add("");
lvSource.Items.Add(lviS);
lvDestination.Items.Add(lviD);
cnt++;
}
break;
case DiffResultSpanStatus.NoChange:
for (i = 0; i < drs.Length; i++)
{
lviS = new ListViewItem(cnt.ToString("00000"));
lviD = new ListViewItem(cnt.ToString("00000"));
lviS.BackColor = Color.White;
lviS.SubItems.Add(((TextLine)source.GetByIndex(drs.SourceIndex + i)).Line);
lviD.BackColor = Color.White;
lviD.SubItems.Add(((TextLine)destination.GetByIndex(drs.DestIndex + i)).Line);
lvSource.Items.Add(lviS);
lvDestination.Items.Add(lviD);
cnt++;
}
break;
case DiffResultSpanStatus.AddDestination:
for (i = 0; i < drs.Length; i++)
{
lviS = new ListViewItem(cnt.ToString("00000"));
lviD = new ListViewItem(cnt.ToString("00000"));
lviS.BackColor = Color.LightGray;
lviS.SubItems.Add("");
lviD.BackColor = Color.LightGreen;
lviD.SubItems.Add(((TextLine)destination.GetByIndex(drs.DestIndex + i)).Line);
lvSource.Items.Add(lviS);
lvDestination.Items.Add(lviD);
cnt++;
}
break;
case DiffResultSpanStatus.Replace:
for (i = 0; i < drs.Length; i++)
{
lviS = new ListViewItem(cnt.ToString("00000"));
lviD = new ListViewItem(cnt.ToString("00000"));
lviS.BackColor = Color.Red;
lviS.SubItems.Add(((TextLine)source.GetByIndex(drs.SourceIndex + i)).Line);
lviD.BackColor = Color.LightGreen;
lviD.SubItems.Add(((TextLine)destination.GetByIndex(drs.DestIndex + i)).Line);
lvSource.Items.Add(lviS);
lvDestination.Items.Add(lviD);
cnt++;
}
break;
}
}
}