public void KeyPressed(ConsoleKeyInfo key)
{
var textDataSource = _textAreaDataSource;
if (textDataSource == null)
{
return;
}
switch (key.Key)
{
case ConsoleKey.RightArrow:
if ((key.Modifiers & ConsoleModifiers.Shift) != 0)
{
FindNextWord();
}
else
{
HandleRightArrow();
}
return;
case ConsoleKey.LeftArrow:
if ((key.Modifiers & ConsoleModifiers.Shift) != 0)
{
FindPreviousWord(textDataSource);
}
else
{
HandleLeftArrow(textDataSource);
}
return;
case ConsoleKey.DownArrow:
HandleDownArrow();
return;
case ConsoleKey.UpArrow:
HandleUpArrow();
return;
case ConsoleKey.Backspace:
HandleBackspace(textDataSource);
return;
case ConsoleKey.Enter:
HandleLineInsert(textDataSource);
return;
}
if (key.IsKeyWithTextChar())
{
var textLineNo = GetTextYPosition();
var str = _textAreaDataSource.GetLine(textLineNo);
str = str.InsertTextAreaSymbol(GetTextPositionByScreenLine(CursorX), key.KeyChar);
CursorX++;
_textAreaDataSource.Update(textLineNo, str);
}
}