###############################################################################
## DocUtils scripts -- the purpose of this script is to provide functions for
## extracting /pasting text as new documents.
## By: NickDMax

import pn
import scintilla
from pypn.decorators import script

@script("Extract As New", "DocUtils")
def dupDocument():
    """ This script will extract the current selection to a new document. """
    """ if there is no selection then it will duplicate the entire document. """
    doc = pn.CurrentDoc()
    if doc is not None:     #Lets try not to crash pn too often...
        editor = scintilla.Scintilla(doc)
        start = editor.SelectionStart
        end = editor.SelectionEnd
        sch = doc.CurrentScheme
        if (start == end):  #nothing is selected so we will just grab it all...
            start = 0
            end = editor.Length 
        text = editor.GetTextRange(start, end)
        newDoc = pn.NewDocument(sch)
        newEditor = scintilla.Scintilla(newDoc)
        newEditor.BeginUndoAction()
        newEditor.AppendText(len(text), text)
        newEditor.EndUndoAction()
    
@script("Paste As New", "DocUtils")
def pasteAsNew():
    """ This script will paste the current contense of the clipboard into a new document """
    newDoc = pn.NewDocument(None)
    newEditor = scintilla.Scintilla(newDoc)
    newEditor.BeginUndoAction()
    newEditor.Paste()
    newEditor.EndUndoAction()