dropship/dropship.py

import gi

gi.require_version("Gtk", "3.0")
from gi.repository import Gtk, GLib, Gdk

class Main:
    def __init__(self):

        # Connect to the Glade file
        self.builder = Gtk.Builder()
        self.builder.add_from_file('dropship.glade')
        self.builder.connect_signals(self)

        # Connect to the Stylesheet
        screen = Gdk.Screen.get_default()
        provider = Gtk.CssProvider()
        provider.load_from_path("./dropship.css")
        Gtk.StyleContext.add_provider_for_screen(screen, provider, Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION)
      
        window = self.builder.get_object("mainWindow")
        window.connect('delete-event', Gtk.main_quit)
        window.show()

        #self.stack = self.builder.get_object("sendReceiveStack")

        # Initiate the drag and drop area
        # https://python-gtk-3-tutorial.readthedocs.io/en/latest/drag_and_drop.html
        self.files_to_send = ''
        
        # todo check the target flags, https://lazka.github.io/pgi-docs/Gtk-3.0/flags.html#Gtk.TargetFlags
        enforce_target = Gtk.TargetEntry.new('text/plain', Gtk.TargetFlags(4), 129)

        self.dropBox = self.builder.get_object('dropBox')
        self.dropBox.drag_dest_set(Gtk.DestDefaults.ALL, [enforce_target], Gdk.DragAction.COPY)
        self.dropBox.connect('drag-data-received', self.onDrop)
        self.dropLabel = self.builder.get_object('dropLabel')

    def onDrop(self,widget, drag_context, x, y, data, info, time):
        print(drag_context, x,y,data,info,time)
        files = data.get_text().split()

        if len(files) == 1:
            print(files)
            self.dropLabel.set_text('Sending..')
        elif len(files) > 1:
            print('multiple files!')
            print(files)
            self.dropLabel.set_text('\n'.join(files))
            
        self.files_to_send = files




if __name__ == '__main__':
    main = Main()
    Gtk.main()