# Python imports import subprocess # Gtk imports import gi gi.require_version('Gdk', '3.0') from gi.repository import Gdk # Application imports class ImageViewerMixin: """docstring for ImageViewerMixin""" def close_image_popup(self, widget=None): self.builder.get_object("previewWindow").popdown() def open_main_image_viewer(self, widget): subprocess.call([self.default_img_viewer, self.to_be_background]) def run_image_viewer_process(self, widget, eve, params): image, file, eveBox = params self.set_selected(eveBox) if eve.type == Gdk.EventType.DOUBLE_BUTTON_PRESS: previewWindow = self.builder.get_object("previewWindow") previewImg = self.builder.get_object("previewImg") previewImg.set_from_file(image) previewWindow.show_all() previewWindow.popup() self.to_be_background = image self.apply_type = 2 self.help_label.set_markup(f"{file}")