This is a custom view to draw dotted, vertical lines.

These are various snippets that can be used to create views that have a fixed ratio.

This custom view shows a progress bar in the foreground of a TextView. Check the Pixplicity Authenticator app for an example.

This view allows draw operations to be executed in a different class. This makes it easier to draw onto a canvas without having to create a custom view for every different use case.

The snippet below is a custom view that enables keyboard like GBoard to enter GIFs and stickers.

This custom view shows a clock-like circular countdown, and can be used as a timer or as a ProgressBar. To use as a timer, create your own handler (or similar) to update the progress automatically.

Adds very basic support for using bulleted lists in TextViews.

There’s no textStyle to add underline to a TextView or Button. Use the following to add it programmatically instead:

First, edit the themes. This is an example to use for your Activity in the default styles.xml:

These snippets allows grabbing a screenshot of a View or Activity as a bitmap. There are special version to make this work on SurfaceViews and TextureViews.

When iOS-ifying a ViewPager, it is often needed to animate the pages when they come into view. The following snippet shrinks the offscreen pages a little bit, and grows them to regular size when swiping them to the center of the display.

Start by getting a reference to the WindowManager. When in an Activity, you can use getWindowManager(), otherwise, use:

To turn a RecycerView upside-down, and add elements from the bottom like a chat window, use this:

This is a combination of a CursorAdapter fit for RecyclerViews, and several helpers to support drag-and-drop and swipe-to-dismiss.

This is the bare minimum boilerplate for quickly creating a RecyclerView.