examples/designer.py

   1 from kivy.app import App
   2 from kivy.lang import Builder
   3 from kivy.uix.button import Button
   4 from kivy.uix.label import Label
   5 from kivyforms import FormCanvas
   6
   7 screen = Builder.load_string('''
   8 BoxLayout:
   9     orientation: 'horizontal'
  10     FormCanvas:
  11         id: form_canvas
  12     BoxLayout:
  13         size_hint: 0.2, 1
  14         orientation: 'vertical'
  15         Button:
  16             text: 'Add button'
  17             on_press: app.add_button()
  18         Button:
  19             text: 'Add label'
  20             on_press: app.add_label()
  21         Button:
  22             text: 'Export to Kv'
  23             on_press: app.export_to_kv()
  24 ''')
  25
  26 class DesignerApp(App):
  27     button_id = 0
  28     label_id = 0
  29
  30     def on_start(self):
  31         self.form_canvas = self.root.ids.form_canvas
  32
  33     def add_button(self):
  34         self.button_id += 1
  35         self.form_canvas.add_widget(Button(text='Button ' + str(self.button_id)))
  36
  37     def add_label(self):
  38         self.label_id += 1
  39         self.form_canvas.add_widget(Label(text='Label ' + str(self.label_id)))
  40
  41     def export_to_kv(self):
  42         print(self.form_canvas.export_to_kv())
  43
  44     def build(self):
  45         return screen
  46
  47 if __name__ == '__main__':
  48     app = DesignerApp()
  49     app.run()