private void btnCompare_Click(object sender, EventArgs e)
{
Button btn = sender as Button;
if (btn != null)
{
if (btn.Equals(this.btnCompare))
{
this.lbxChangedLine.Items.Clear();
this.tsLblSource.Text = this.tsLblDest.Text = "";
string pText1 = this.ucCompareSelectSource.GetString();
string pText2 = this.ucCompareSelectDestination.GetString();
if (string.IsNullOrEmpty(pText1))
{
this.gbxSource.Visible = this.gbxDest.Visible = true;
this.pnlCompareInfo.Visible = !this.gbxSource.Visible;
}
else
{
if (string.IsNullOrEmpty(pText2))
{
this.gbxSource.Visible = this.gbxDest.Visible = true;
this.pnlCompareInfo.Visible = !this.gbxSource.Visible;
}
else
{
this.tsLblSource.Text = this.ucCompareSelectSource.GetTitle();
this.tsLblDest.Text = this.ucCompareSelectDestination.GetTitle();
this._sorurceText = new DiffListText(pText1);
this._destText = new DiffListText(pText2);
this.lvSource.Items.Clear();
this.lvDestination.Items.Clear();
DiffEngine diffEngine = new DiffEngine();
DiffEngineLevel level = !this.rbtnFast.Checked ? (!this.rbtnMedium.Checked ? DiffEngineLevel.SlowPerfect : DiffEngineLevel.Medium) : DiffEngineLevel.FastImperfect;
diffEngine.ProcessDiff((IDiffList)this._sorurceText, (IDiffList)this._destText, level);
this.ShowDiff(this._sorurceText, this._destText, diffEngine.DiffReport());
this.gbxSource.Visible = this.gbxDest.Visible = false;
this.pnlCompareInfo.Visible = !this.gbxSource.Visible;
}
}
}
else if (btn.Equals(this.btnVisible))
{
this.gbxSource.Visible = this.gbxDest.Visible = !this.gbxSource.Visible;
this.pnlCompareInfo.Visible = !this.gbxSource.Visible;
}
else if (btn.Equals(this.btnClose))
{
this.Close();
}
}
}
public void TextDiff(string Source, bool SourceIsFile, string Destination, bool DestinationIsFile)
{
using (new DisposableState(this, null))
{
DiffListText sLF = null;
DiffListText dLF = null;
try
{
sLF = new DiffListText(Source, SourceIsFile);
dLF = new DiffListText(Destination, DestinationIsFile);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "File Error");
return;
}
try
{
double time = 0;
DiffEngine de = new DiffEngine();
time = de.ProcessDiff(sLF, dLF, DiffEngineLevel.SlowPerfect);
List <DiffResultSpan> rep = de.DiffReport();
ShowDiff(sLF, dLF, rep, time);
}
catch (Exception ex)
{
string tmp = string.Format("{0}{1}{1}***STACK***{1}{2}",
ex.Message,
Environment.NewLine,
ex.StackTrace);
MessageBox.Show(tmp, "Compare Error");
}
}
}
private void ShowDiff(DiffListText source, DiffListText destination, List <DiffResultSpan> DiffLines, double seconds)
{
currentIndex = 0;
cmdDifferenceNext.Enabled = true;
cmdDifferencePrevious.Enabled = true;
differences = new List <int>();
rtbSourceScript.BeginUpdate();
rtbDestinationScript.BeginUpdate();
List <KeyValuePair <string, Color> > sourceLines = new List <KeyValuePair <string, Color> >();
List <KeyValuePair <string, Color> > destinationLines = new List <KeyValuePair <string, Color> >();
int i;
foreach (DiffResultSpan drs in DiffLines)
{
switch (drs.Status)
{
case DiffResultSpanStatus.DeleteSource:
differences.Add(sourceLines.Count);
for (i = 0; i < drs.Length; i++)
{
sourceLines.Add(new KeyValuePair <string, Color>(((TextLine)source.GetByIndex(drs.SourceIndex + i)).Line, Color.Red));
destinationLines.Add(new KeyValuePair <string, Color>(new string(' ', ((TextLine)source.GetByIndex(drs.SourceIndex + i)).Line.Length), Color.Blue));
}
break;
case DiffResultSpanStatus.NoChange:
for (i = 0; i < drs.Length; i++)
{
sourceLines.Add(new KeyValuePair <string, Color>(((TextLine)source.GetByIndex(drs.SourceIndex + i)).Line, Color.Empty));
destinationLines.Add(new KeyValuePair <string, Color>(((TextLine)destination.GetByIndex(drs.DestIndex + i)).Line, Color.Empty));
}
break;
case DiffResultSpanStatus.AddDestination:
differences.Add(sourceLines.Count);
for (i = 0; i < drs.Length; i++)
{
sourceLines.Add(new KeyValuePair <string, Color>(new string(' ', ((TextLine)destination.GetByIndex(drs.DestIndex + i)).Line.Length), Color.Blue));
destinationLines.Add(new KeyValuePair <string, Color>(((TextLine)destination.GetByIndex(drs.DestIndex + i)).Line, Color.Blue));
}
break;
case DiffResultSpanStatus.Replace:
differences.Add(sourceLines.Count);
for (i = 0; i < drs.Length; i++)
{
sourceLines.Add(new KeyValuePair <string, Color>(((TextLine)source.GetByIndex(drs.SourceIndex + i)).Line, Color.Red));
destinationLines.Add(new KeyValuePair <string, Color>(((TextLine)destination.GetByIndex(drs.DestIndex + i)).Line, Color.Green));
}
break;
}
}
FillScript(sourceLines, rtbSourceScript);
FillScript(destinationLines, rtbDestinationScript);
rtbSourceScript.EndUpdate();
rtbDestinationScript.EndUpdate();
this.Text = differences.Count + " differences.";
}
private void ShowDiff(DiffListText source, DiffListText destination, ArrayList DiffLines)
{
this.lvSource.SuspendLayout();
this.lvDestination.SuspendLayout();
this.pbxNavigator.Image = (Image)null;
Color color1 = Color.FromArgb((int)byte.MaxValue, 175, 238, 238);
Color color2 = Color.FromArgb((int)byte.MaxValue, 152, 251, 152);
Color color3 = Color.FromArgb((int)byte.MaxValue, (int)byte.MaxValue, 192, 203);
int num = 1;
foreach (DiffResultSpan diffLine in DiffLines)
{
switch (diffLine.Status)
{
case DiffResultSpanStatus.NoChange:
for (int index = 0; index < diffLine.Length; ++index)
{
this.lvSource.Items.Add(new ListViewItem(num.ToString())
{
SubItems =
{
((TextLine)source.GetByIndex(diffLine.SourceIndex + index)).Line
}
});
this.lvDestination.Items.Add(new ListViewItem(num.ToString())
{
SubItems =
{
((TextLine)destination.GetByIndex(diffLine.DestIndex + index)).Line
}
});
++num;
}
break;
case DiffResultSpanStatus.Replace:
this.lbxChangedLine.Items.Add(num.ToString());
for (int index = 0; index < diffLine.Length; ++index)
{
ListViewItem listViewItem1 = new ListViewItem(num.ToString());
listViewItem1.SubItems.Add(((TextLine)source.GetByIndex(diffLine.SourceIndex + index)).Line);
this.lvSource.Items.Add(listViewItem1);
ListViewItem listViewItem2 = new ListViewItem(num.ToString());
listViewItem2.SubItems.Add(((TextLine)destination.GetByIndex(diffLine.DestIndex + index)).Line);
this.lvDestination.Items.Add(listViewItem2);
listViewItem1.BackColor = listViewItem2.BackColor = color2;
++num;
}
break;
case DiffResultSpanStatus.DeleteSource:
this.lbxChangedLine.Items.Add(num.ToString());
for (int index = 0; index < diffLine.Length; ++index)
{
ListViewItem listViewItem1 = new ListViewItem(num.ToString());
listViewItem1.SubItems.Add(((TextLine)source.GetByIndex(diffLine.SourceIndex + index)).Line);
this.lvSource.Items.Add(listViewItem1);
ListViewItem listViewItem2 = new ListViewItem(num.ToString());
listViewItem2.SubItems.Add("");
this.lvDestination.Items.Add(listViewItem2);
listViewItem1.BackColor = listViewItem2.BackColor = color3;
++num;
}
break;
case DiffResultSpanStatus.AddDestination:
this.lbxChangedLine.Items.Add(num.ToString());
for (int index = 0; index < diffLine.Length; ++index)
{
ListViewItem listViewItem1 = new ListViewItem(num.ToString());
listViewItem1.SubItems.Add("");
this.lvSource.Items.Add(listViewItem1);
ListViewItem listViewItem2 = new ListViewItem(num.ToString());
listViewItem2.SubItems.Add(((TextLine)destination.GetByIndex(diffLine.DestIndex + index)).Line);
this.lvDestination.Items.Add(listViewItem2);
listViewItem1.BackColor = listViewItem2.BackColor = color1;
++num;
}
break;
}
}
this.lvSource.ResumeLayout();
this.lvDestination.ResumeLayout();
this.lvSource.Scrollable = true;
this.lvDestination.Scrollable = true;
++this.lvSource.Columns[0].Width;
--this.lvSource.Columns[0].Width;
++this.lvDestination.Columns[0].Width;
--this.lvDestination.Columns[0].Width;
this.CreateNavigatorBitmap();
}