private void mniCopyToLeft_Click(object sender, EventArgs e)
{
if (!CheckSynchronized())
{
return;
}
// Get the change range from the source diff control
DiffEditRange range = new DiffEditRange();
ucRightDiff.GetChangeRange(ucRightDiff.GetCursorPosition(), ref range);
// Copy the change lines from the source diff control
ucLeftDiff.ReplaceLines(range.MinPosition.LineIndex, range.MaxPosition.LineIndex, ucRightDiff);
UpdateState();
}
public DiffSnapshot(List <LineRecord> lines, DiffEditPosition cursor,
DiffEditRange selection, int lineIndex, int column,
bool modified, bool synched)
{
if (lines == null)
{
_lines = null;
}
else
{
_lines = new List <LineRecord>();
foreach (LineRecord lrec in lines)
{
_lines.Add((LineRecord)lrec.Clone());
}
} // else
_cursor = cursor;
_selection = selection;
_lineIndex = lineIndex;
_columnIndex = column;
_modified = modified;
_synched = synched;
}
private void UpdateState()
{
DiffEditBox ebox = null;
if (ucLeftDiff.Focused)
{
ebox = ucLeftDiff;
}
else if (ucRightDiff.Focused)
{
ebox = ucRightDiff;
}
if (ebox != null)
{
DiffEditRange range = new DiffEditRange();
// Enable the COPY menu items only if the cursor is placed on a
// change range.
bool onChange = ucRightDiff.GetChangeRange(ebox.GetCursorPosition(), ref range);
btnCopyLeftToRight.Enabled = onChange;
btnCopyRightToLeft.Enabled = onChange;
mniCopyFromLeft.Enabled = onChange;
mniCopyFromRight.Enabled = onChange;
mniCopyToLeft.Enabled = onChange;
mniCopyToRight.Enabled = onChange;
}
else
{
btnCopyLeftToRight.Enabled = false;
btnCopyRightToLeft.Enabled = false;
mniCopyFromLeft.Enabled = false;
mniCopyFromRight.Enabled = false;
mniCopyToLeft.Enabled = false;
mniCopyToRight.Enabled = false;
}
}