gnc_general_select.py

# special general select widget

from gi.repository import GObject

from gi.repository import Gtk

from datetime import datetime

import pdb


import sw_app_utils

import gnucash


def N_(msg):
    return msg


class GncGeneralSelect(Gtk.Box):

    GNC_GENERAL_SELECT_TYPE_SELECT = 1
    GNC_GENERAL_SELECT_TYPE_EDIT = 2
    GNC_GENERAL_SELECT_TYPE_VIEW = 3

    # ah - this is something I think Ive missed - we can name the GType here
    __gtype_name__ = 'GncGeneralSelect'

    # OK Im now thinking gobject warning messages were happening previously but just did not get the message

    __gsignals__ = {
                   'changed' : (GObject.SignalFlags.RUN_FIRST, None, (int,))
                   }


    def __init__ (self, type, get_string, new_select, cb_arg):

        super(GncGeneralSelect,self).__init__(orientation=Gtk.Orientation.HORIZONTAL)

        #self.set_orientation(Gtk.Orientation.HORIZONTAL)

        self.disposed = False
        self.selected_item = None

        self.create_children(type)

        self.get_string = get_string
        self.new_select = new_select
        self.cb_arg = cb_arg


    def dispose (self):

        if self.disposed:
            return

        self.disposed = True

        self.entry.destroy()
        self.button.destroy()


    def select_cb (self, *args):
        print("select_cb", args)
        print("select_cb", self)
        print("select_cb",self.selected_item)
        toplevel = self.get_toplevel()
        new_selection = self.new_select(self.cb_arg, self.selected_item, toplevel)
        print("select_cb new_selection", new_selection)
        if new_selection == None:
            return
        self.set_selected(new_selection)


    def create_children (self, type):
 
        self.entry = Gtk.Entry()
        self.entry.set_editable(False)
        #self.pack_start(self.entry,expand=True,fill=True,padding=0)
        self.pack_start(self.entry,True,True,0)
        self.entry.show()

        if type == GncGeneralSelect.GNC_GENERAL_SELECT_TYPE_SELECT:
            self.button = Gtk.Button(label=N_("Select..."))
        elif type == GncGeneralSelect.GNC_GENERAL_SELECT_TYPE_EDIT:
            self.button = Gtk.Button(label=N_("Edit..."))
        elif type == GncGeneralSelect.GNC_GENERAL_SELECT_TYPE_VIEW:
            self.button = Gtk.Button(label=N_("View..."))

        #self.pack_start(self.button,expand=False,fill=False,padding=0)
        self.pack_start(self.button,False,False,0)

        self.button.connect("clicked",self.select_cb)

        self.button.show()



    def get_printname (self, selection):

        retval = self.get_string(selection)

        return retval

    def set_selected (self, selection):

        self.selected_item = selection

        if not selection:
            text = ""
        else:
            text = self.get_printname(selection)

        self.entry.set_text(text)

        #pdb.set_trace()

        self.emit("changed",0)

    def get_selected (self):

        return self.selected_item

    def make_mnemonic_target (self, label):

        label.set_mnemonic_widget(self.entry)