//------------------------------------------------------
//
// Internal Events
//
//------------------------------------------------------
//------------------------------------------------------
//
// Private Methods
//
//------------------------------------------------------
// get the text from ITfRange.
private string StringFromITfRange(UnsafeNativeMethods.ITfRange range, int ecReadOnly)
{
// Transitory Document uses ther TextStore, which is ACP base.
UnsafeNativeMethods.ITfRangeACP rangeacp = (UnsafeNativeMethods.ITfRangeACP)range;
int start;
int count;
int countRet;
rangeacp.GetExtent(out start, out count);
char[] text = new char[count];
rangeacp.GetText(ecReadOnly, 0, text, count, out countRet);
return(new string(text));
}
protected void ConvertToTextPosition(UnsafeNativeMethods.ITfRange range, out ITextPointer start, out ITextPointer end)
{
UnsafeNativeMethods.ITfRangeACP tfRangeACP = range as UnsafeNativeMethods.ITfRangeACP;
int num;
int num2;
tfRangeACP.GetExtent(out num, out num2);
if (num2 < 0)
{
start = null;
end = null;
return;
}
start = this._textstore.CreatePointerAtCharOffset(num, LogicalDirection.Forward);
end = this._textstore.CreatePointerAtCharOffset(num + num2, LogicalDirection.Forward);
}
