textext.py 文件源码

def cb_ok(self, widget, data=None):
            buf = self._text.get_buffer()
            self.text = buf.get_text(buf.get_start_iter(),
                                     buf.get_end_iter())
            if isinstance(self._preamble, gtk.FileChooser):
                self.preamble_file = self._preamble.get_filename()
                if not self.preamble_file:
                    self.preamble_file = ""
            else:
                self.preamble_file = self._preamble.get_text()

            if self.scale_factor is not None:
                self.scale_factor = self._scale_adj.get_value()

            try:
                self.callback(self.text, self.preamble_file, self.scale_factor)
            except StandardError, e:
                err_msg = traceback.format_exc()
                dlg = gtk.Dialog("Textext Error", self._window, 
                                 gtk.DIALOG_MODAL)
                dlg.set_default_size(600, 400)
                btn = dlg.add_button(gtk.STOCK_OK, gtk.RESPONSE_CLOSE)
                btn.connect("clicked", lambda w, d=None: dlg.destroy())
                msg = gtk.Label()
                msg.set_markup("<b>Error occurred while converting text from Latex to SVG:</b>")

                txtw = gtk.ScrolledWindow()
                txtw.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
                txtw.set_shadow_type(gtk.SHADOW_IN)
                txt = gtk.TextView()
                txt.set_editable(False)
                txt.get_buffer().set_text(err_msg)
                txtw.add(txt)

                dlg.vbox.pack_start(msg, expand=False, fill=True)
                dlg.vbox.pack_start(txtw, expand=True, fill=True)
                dlg.show_all()
                dlg.run()
                return False

            gtk.main_quit()
            return False