alexfu’s gists

alexfu / versioning.gradle

Last active November 9, 2015 19:54

An auto-versioning Gradle plugin for Android. http://alexfu.github.io/2015/11/09/Android-Auto-Versioning/

	import groovy.json.JsonBuilder
	import groovy.json.JsonSlurper

	ext.VersioningPlugin = VersioningPlugin

	class VersioningPlugin implements Plugin<Project> {
	@Override
	void apply(Project project) {
	project.extensions.create("versioning", VersioningPluginExtension)

alexfu / build-gradle-git-hockeyapp.gradle

Last active August 29, 2015 14:25

Examples of how to streamline releases with your Gradle based Android project

	/**
	* This example demonstrates how to create a build task
	* for publishing a beta to HockeyApp in addition to
	* tagging and pushing a beta release to your remote git
	* repo using the gradle-git plugin.
	*/

	buildscript {
	repositories {
	jcenter()

alexfu / AndroidAsync.java

Last active February 7, 2021 15:27

Helpful RxJava functions for daily use

	/**
	* Transforms an observable to run on a new thread
	* and to be observed on Androids main thread.
	*/
	public static <T> Observable.Transformer<T, T> androidAsync() {
	return new Observable.Transformer<T, T>() {
	@Override
	public Observable<T> call(Observable<T> observable) {
	return observable
	.subscribeOn(Schedulers.newThread())

alexfu / CursorExtenstions.kt

Created June 30, 2015 11:56

Android database cursor extensions that simplify retrieval of typed values

	import android.database.Cursor

	/**
	* CursorExtentions
	*
	* Android database cursor extensions that simplify retrieval of typed values
	* @author alexfu
	*/
	fun Cursor.getInt(colName: String): Int {
	return this.getInt(this.getColumnIndex(colName))

alexfu / ViewUtils.java

Last active September 26, 2015 13:53

View utility functions that I find myself using often.

	/*
	* The MIT License (MIT)
	*
	* Copyright (c) 2015 Alex Fu
	*
	* Permission is hereby granted, free of charge, to any person obtaining a copy
	* of this software and associated documentation files (the "Software"), to deal
	* in the Software without restriction, including without limitation the rights
	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	* copies of the Software, and to permit persons to whom the Software is

alexfu / StringUtils.java

Created May 23, 2015 14:27

A utility function to convert an InputStream to String.

	import java.io.ByteArrayOutputStream;
	import java.io.IOException;
	import java.io.InputStream;

	public class StringUtils {
	private StringUtils() { /* No op */ }

	public static String from(InputStream is) {
	byte[] buffer = new byte[1024];
	ByteArrayOutputStream baos = new ByteArrayOutputStream();

alexfu / AndroidSchedulerTransformer.java

Last active August 29, 2015 14:19

Transforms the given Observable into an Observable that runs asynchronously and emits items on the main thread.

	/*
	* The MIT License (MIT)
	*
	* Copyright (c) 2015 Alex Fu
	*
	* Permission is hereby granted, free of charge, to any person obtaining a copy
	* of this software and associated documentation files (the "Software"), to deal
	* in the Software without restriction, including without limitation the rights
	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	* copies of the Software, and to permit persons to whom the Software is

alexfu / MyFragment.java

Created March 3, 2015 12:12

Change View styles on the fly with ContextThemeWrapper

	public class MyFragment {

	private Context context;

	@Override
	public void onCreate(Bundle savedInstanceState) {
	// Where the magic happens
	context = new ContextThemeWrapper(getActivity(), R.style.Theme_Main_Inverse);
	}

alexfu / ProgressLayout.java

Last active October 25, 2017 16:06

A simple FrameLayout that hides/shows an indeterminate ProgressBar over top of your UI

	/*
	* The MIT License (MIT)
	*
	* Copyright (c) 2015 Alex Fu
	*
	* Permission is hereby granted, free of charge, to any person obtaining a copy
	* of this software and associated documentation files (the "Software"), to deal
	* in the Software without restriction, including without limitation the rights
	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	* copies of the Software, and to permit persons to whom the Software is

alexfu / CheckableImageButton.java

Last active March 19, 2020 06:02

A simple checkable button that has all of the properties that comes with a Button but has checkable states. One thing all, if not most, Checkable views Android provides can't seem to do is center their own Drawables.

	/*
	* The MIT License (MIT)
	*
	* Copyright (c) 2015 Alex Fu
	*
	* Permission is hereby granted, free of charge, to any person obtaining a copy
	* of this software and associated documentation files (the "Software"), to deal
	* in the Software without restriction, including without limitation the rights
	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	* copies of the Software, and to permit persons to whom the Software is

Alex Fu alexfu