AddWindow.py 文件源码

def get_combobox(self):
        """
        @description: get the combobox of the toolbar

        @return: a Gtk.Combobox
        """
        # the data in the model, of type string
        listmodel = Gtk.ListStore(str)
        # append the data in the model
        listmodel.append(['All'])
        listmodel.append(['External'])
        listmodel.append(['Internal'])
        listmodel.append(['Modules'])

        # a combobox to see the data stored in the model
        combobox = Gtk.ComboBox(model=listmodel)
        combobox.set_tooltip_text("What type of command to add?")

        # a cellrenderer to render the text
        cell = Gtk.CellRendererText()

        # pack the cell into the beginning of the combobox, allocating
        # no more space than needed
        combobox.pack_start(cell, False)
        # associate a property ("text") of the cellrenderer (cell) to a column (column 0)
        # in the model used by the combobox
        combobox.add_attribute(cell, "text", 0)

        # the first row is the active one by default at the beginning
        combobox.set_active(0)

        # connect the signal emitted when a row is selected to the callback function
        combobox.connect("changed", self.on_combochanged)
        return combobox

    # callback function attach to the combobox