private bool LoadText(string location)
{
FileStream fs;
location = saveLocation + location + ".txt";
if (File.Exists(location))
{
fs = new FileStream
(
location,
FileMode.Open,
FileAccess.Read
);
using (fs)
{
TextRange tr = new TextRange
(
MainTextArea.Document.ContentStart,
MainTextArea.Document.ContentEnd
);
tr.Load(fs, DataFormats.Text);
}
FormatExisting();
MainTextArea.Focus();
MainTextArea.CaretPosition = MainTextArea.Document.ContentEnd;
mainCaretPosition = MainTextArea.CaretPosition;
return(true);
}
else
{
mainCaretPosition = MainTextArea.Document.ContentEnd;
return(false);
}
}
private void FindText()
{
String text = OperationTextArea.Text;
if (OperationTextArea.Visibility == Visibility.Hidden)
{
FindInitialise(false);
Keyboard.Focus(OperationTextArea);
return;
}
if (OperationTextArea.Text == "")
{
AddMessage(Lang.nullOperation);
return;
}
BEGIN:
foreach (Block b in MainTextArea.Document.Blocks)
{
TextRange tr = new TextRange(b.ContentStart, b.ContentEnd);
int index = 0;
if (tr.Start.GetOffsetToPosition(findStart) > 0)
{
index = tr.Start.GetOffsetToPosition(findStart);
}
if (index >= tr.Text.Length)
{
goto NEXT;
}
index = tr.Text.IndexOf(text, index);
if (index == -1)
{
goto NEXT;
}
if (tr.Start.GetPositionAtOffset(index).GetOffsetToPosition(findStart) <= 0)
{
MainTextArea.Focus();
MainTextArea.Selection.Select
(
tr.Start.GetPositionAtOffset(index),
tr.Start.GetPositionAtOffset(index + text.Length)
);
findStart = tr.Start.GetPositionAtOffset(index + 1);
AddMessage(Lang.found);
return;
}
NEXT:
;
}
if (findStart != MainTextArea.Document.ContentStart)
{
findStart = MainTextArea.Document.ContentStart;
goto BEGIN;
}
AddMessage(Lang.notFound);
}
private void TogglePlan()
{
if (PlanTextArea.Visibility == Visibility.Hidden)
{
mainCaretPosition = MainTextArea.CaretPosition;
MainTextArea.Visibility = Visibility.Hidden;
PlanTextArea.Visibility = Visibility.Visible;
PlanTextArea.Focus();
PlanTextArea.CaretPosition = planCaretPosition;
}
else
{
planCaretPosition = PlanTextArea.CaretPosition;
PlanTextArea.Visibility = Visibility.Hidden;
MainTextArea.Visibility = Visibility.Visible;
MainTextArea.Focus();
MainTextArea.CaretPosition = mainCaretPosition;
}
}