We covered most of the topics related to event handling in this chapter. You learned how to override different kind of events, dynamic binding and unbinding, assigning events in the Kivy language, and creating our own. You also learned about Kivy properties, how to manage the localization of coordinates to different widgets, and many methods related to adding, removing, and updating objects of Kivy Widget and canvas. Here are the events, methods, properties, and attributes that were covered:
The events we covered are
on_touch_up,on_touch_moveandon_touch_down(ofWidget);on_pressandon_release(ofButton); andon_state(ofToggleButton)The attributes we covered are x and y of
MotionEvent(touch);center_x,center_y,canvas,parent, andchildrenofWidget, andstateofToggleButton.The following methods of
Widget:bindandunbindto attach events dynamicallycollide_points,to_parent,to_local,to_window, andto_widgetto work with coordinatesadd_widget,remove_widget, andclear_widgets...