This example will show you how to use android.widget.TableLayout and android.widget.Button to implement an android calculator application. It is a regular calculator which can execute +, -, * and / operation.
Android transition interpolators are used to add animation effect when you scale, move, rotate or fade in / out view object or a group of view objects ( a scene […]
Last article Android Transition Framework Animation Example tell you how to make transition animation for one button with android transition framework. But you may wonder how to transit a group of […]
Android transition framework is provided since android version 4.4 kitkat. And the min sdk version is 23. With this framework you can implement animation to the android app view objects […]
Android overflow menu is located at top toolbar of android application. You can add menu items in it for user to navigate to different screen. This article will tell you […]
android.widget.Button is a frequently used widget in android application. You can add as many buttons as you need in a layout view object. But how to listen and response the […]
This example show you how to communicate between android fragment and activity and how to transfer data between different fragments in android application.
Pinch zoom ( in or out ) is an often used gesture in android application. It is very user friendly and smooth to display something bigger or smaller to watch. […]
This example will show you how to capture user gesture as signature and save it to an image in android emulator. User just need to write the signature in the […]
In some cases, you may want to capture custom defined gestures in your android application. And at same time, you may also want to detect general gestures ( such as […]