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#!/usr/bin/python



import os

import sys



import functions



try:

    import pygtk

    pygtk.require("2.0")

    import gobject

except:

    print("pygtk Not Availible")

    sys.exit(1)

try:

    import gtk

except:

    print("GTK Not Availible")

    sys.exit(1)



class Viewer(object):

    def delete_event(self, widget, event):

        self.window.destroy()



    def __init__(self, parent=None, file_name=None):

        self.parent = parent

        self._ = parent._

        self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)

        self.window.set_title(self._("viewer"))

        self.window.connect("delete_event", self.delete_event)

        self.window.set_border_width(10)

        self.window.set_transient_for(parent.window)

        self.window.set_modal(True)

        self.window.set_size_request(450, 300)

        vb = gtk.VBox(False, spacing=10)

        self.text_view = gtk.TextView()

        self.text_view.set_wrap_mode(gtk.WRAP_WORD)

        self.text_view.set_editable(False)

        self.text_view.set_cursor_visible(False)

        self.text_view.set_left_margin(20)

        self.text_view.set_right_margin(20)

        self.add_content(file_name)

        functions.make_scrolling(self.text_view, vb)

        hbuttonbox = gtk.HButtonBox()

        button = gtk.Button(None, gtk.STOCK_CLOSE)

        button.connect('clicked', self.delete_event, None)

        hbuttonbox.pack_start(button, False, False)

        vb.pack_start(hbuttonbox, False, False)

        self.window.add(vb)

        self.window.show_all()

        height = min(int(1.03*self.text_view.size_request()[1]), int(0.3 * gtk.gdk.screen_height()))

        self.window.set_size_request(int(1.03*self.text_view.size_request()[0]), height)

        self.window.set_position(gtk.WIN_POS_CENTER_ALWAYS)



    def add_content(self, file_name):

        functions.textview_from_file(file_name, self.text_view)



def main():

    gtk.main()



if __name__ == "__main__":

    Viewer()

    main()