#
#   Python GUI - Text Fields - PyObjC
#

from Foundation import NSRange
from GUI import export
from GUI.StdFonts import system_font #application_font
from GUI import EditCmdHandler
from GUI.TextFieldBasedControls import TextFieldBasedControl
from GUI.GTextFields import TextField as GTextField

class TextField(TextFieldBasedControl, GTextField):

    #_vertical_padding = 5
    _intercept_tab_key = False

    def __init__(self, text = "", font = system_font, 
            multiline = False, password = False, border = True, **kwds):
        ns_textfield = self._create_ns_textfield(editable = True,
            multiline = multiline, password = password,
            text = text, font = font, border = border)
        GTextField.__init__(self, _ns_view = ns_textfield, 
            multiline = multiline, **kwds)

    def get_selection(self):
        ns_editor = self._ns_editor()
        if ns_editor:
            start, length = ns_editor.selectedRange()
            return (start, start + length)
        else:
            return (0, 0)
    
    def set_selection(self, (start, end)):
        self.become_target()
        ns_editor = self._ns_editor()
        if ns_editor:
            ns_editor.setSelectedRange_(NSRange(start, end - start))
    
    def select_all(self):
        self.become_target()
        self._ns_view.selectText_(None)
    
    def _ns_editor(self):
        return self._ns_view.currentEditor()
    
    def _ns_edit_cmd_target(self):
        return self._ns_editor()

export(TextField)