Skip to content

Instantly share code, notes, and snippets.

View antslava's full-sized avatar

Antonenko Viacheslav antslava

View GitHub Profile
@JakeWharton
JakeWharton / ContractFragment.java
Created May 6, 2012 09:12
Base fragment to ensure the parent activity implements a contract interface.
/* Base fragment to ensure the parent activity implements a contract interface. */
public abstract class ContractFragment<T> extends Fragment {
private T mContract;
@Override
public void onAttach(Activity activity) {
try {
mContract = (T)activity;
} catch (ClassCastException e) {
throw new IllegalStateException(activity.getClass().getSimpleName()
@JakeWharton
JakeWharton / AspectRatioImageView.java
Created June 2, 2012 02:14
ImageView that respects an aspect ratio applied to a specific measurement.
// Copyright 2012 Square, Inc.
package com.squareup.widgets;
import android.content.Context;
import android.content.res.TypedArray;
import android.util.AttributeSet;
import android.widget.ImageView;
/** Maintains an aspect ratio based on either width or height. Disabled by default. */
public class AspectRatioImageView extends ImageView {
@benjchristensen
benjchristensen / FuturesA.java
Last active November 13, 2022 18:34
FuturesA.java Simple example of using Futures.
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
public class FuturesA {
public static void run() throws Exception {
@benjchristensen
benjchristensen / FuturesB.java
Last active December 12, 2023 09:36
FuturesB.java Example of using Futures for nested calls showing how it blocks inefficiently.
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
@hakre
hakre / README.md
Last active August 18, 2022 12:57
Iterators for PHP XMLReader for ease of parsing

Iterators for PHP XMLReader for Ease of Parsing

Change Log:

  • 0.1.12 maintenance release with fixes.

  • 0.1.11 maintenance release with fixes. added XMLReader::CDATA and XMLReader::WHITESPACE node support for XMLWritingIteration. added

@imminent
imminent / ObjectGraph.java
Last active October 23, 2017 07:39
Dagger `ObjectGraph` utility to hide the mess of injecting the different Android classes. Note this is inspired by https://github.com/pyricau/CleanAndroidCode/blob/master/cleanandroidcode/src/main/java/info/piwai/cleanandroidcode/base/GraphRetriever.java
import javax.annotation.Nonnull;
import android.app.Activity;
import android.app.Service;
import android.support.v4.app.Fragment;
import android.content.Context;
/**
* <p>Retrieves the {@link dagger.ObjectGraph} and injects dependencies.</p>
* @author Dandré Allison
@keyboardr
keyboardr / FragmentUtils.java
Last active March 8, 2019 05:30
Utility method for getting the appropriate parent of a Fragment for a given callback interface.
import android.support.v4.app.Fragment;
public class FragmentUtils {
/**
* @param fragment
* The Fragment whose parent is to be found
* @param parentClass
* The interface that the parent should implement
* @return The parent of fragment that implements parentClass,
@amlcurran
amlcurran / ColorAnimator.java
Last active July 18, 2018 11:24
Class which allows animation between two colors. Compatible with NineOldAndroids or the standard Android Animator APIs.
/**
* Copyright 2013 Alex Curran
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
@JakeWharton
JakeWharton / OkHttpStack.java
Created May 21, 2013 01:14
A `HttpStack` implementation for Volley that uses OkHttp as its transport.
import com.android.volley.toolbox.HurlStack;
import com.squareup.okhttp.OkHttpClient;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.URL;
/**
* An {@link com.android.volley.toolbox.HttpStack HttpStack} implementation which
* uses OkHttp as its transport.
*/
@romannurik
romannurik / AndroidCreateGhostIcon.java
Created June 14, 2013 06:28
Android ColorMatrixColorFilter example: Creates a 'ghost' bitmap version of the given source drawable (ideally a BitmapDrawable). In the ghost bitmap, the RGB values take on the values from the 'color' argument, while the alpha values are derived from the source's grayscaled RGB values. The effect is that you can see through darker parts of the …
/**
* Creates a 'ghost' bitmap version of the given source drawable (ideally a BitmapDrawable).
* In the ghost bitmap, the RGB values take on the values from the 'color' argument, while
* the alpha values are derived from the source's grayscaled RGB values. The effect is that
* you can see through darker parts of the source bitmap, while lighter parts show up as
* the given color. The 'invert' argument inverts the computation of alpha values, and looks
* best when the given color is a dark.
*/
private Bitmap createGhostIcon(Drawable src, int color, boolean invert) {
int width = src.getIntrinsicWidth();