How to make a variable icon of Android application? -


usually icon fixed. want make application: when user presses icon, won't open new ui change icon itself. means has 2 status , can changed user's pression. can show code or example? thanks!

the example:

as can see below screenshots of phone. app icon represents cleaner. when press it, 2nd picture shows icon changes , won't enter ui, shows percent of phone's processes cleaning status. want make app effect.

enter image description here enter image description here

you cannot change application icon @ runtime, in terms of displayed home screen in launcher.

you welcome write home screen app widget can respond user input , can change ui.


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