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@dlew
dlew / themes-debug.xml
Last active March 1, 2024 15:46
With the new theming in AppCompat, a lot of assets are tinted automatically for you via theme attributes. That has often led me to wonder "where the hell did this color come from?" You can replace your normal theme with this debug theme to help figure out the source of that color.
<!-- You can change the parent around to whatever you normally use -->
<style name="DebugColors" parent="Theme.AppCompat">
<!-- System colors -->
<item name="android:windowBackground">@color/__debugWindowBackground</item>
<item name="android:colorPressedHighlight">#FF4400</item>
<item name="android:colorLongPressedHighlight">#FF0044</item>
<item name="android:colorFocusedHighlight">#44FF00</item>
<item name="android:colorActivatedHighlight">#00FF44</item>
@curioustechizen
curioustechizen / EnhancedCheckBox.java
Last active September 14, 2020 05:50
Android programmatically checkable widgets, differentiate between user clicks & programmatic setChecked calls. Based on this answer on StackOverflow: http://stackoverflow.com/a/14307643/570930. There are times when setting a switch to ON results in some action (Save to DB/ perform an HTTP POST etc). However, you want this action to happen only o…
/**
* An enhanced {@code CheckBox} that differentiates between user clicks and
* programmatic clicks. In particular, the {@code OnCheckedChangeListener} is
* <strong>not</strong> triggered when the state of the checkbox is changed
* programmatically.
*
*/
public class EnhancedCheckBox extends CheckBox implements ProgrammaticallyCheckable{
private CompoundButton.OnCheckedChangeListener mListener = null;
public EnhancedCheckBox(Context context) {
@JakeWharton
JakeWharton / ForegroundImageView.java
Created July 10, 2014 16:42
An ImageView which supports a foreground drawable.
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Canvas;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.widget.ImageView;
public class ForegroundImageView extends ImageView {
private Drawable foreground;
@chrisbanes
chrisbanes / ForegroundLinearLayout.java
Created February 19, 2014 13:16
ForegroundLinearLayout
/*
* Copyright (C) 2006 The Android Open Source Project
*
* 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
@amlcurran
amlcurran / LoadHideHelper.java
Last active December 19, 2015 20:09
Utility class which makes it easy to hide and show areas of the UI until the data they represent is loaded. Simply initialise with a Fragment or view(s), and call show() to show, and hide() to hide the UI. You can automatically add a ProgressBar* which will show and hide exactly when you need it to, and even supply your own custom animations by …
/*
* Copyright (c) 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
@swankjesse
swankjesse / RetrofitCachingExample.java
Created June 29, 2013 03:03
Demonstrate HTTP caching with OkHttp and Retrofit.
/*
* Copyright (C) 2013 Square, Inc.
*
* 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
@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,
@JakeWharton
JakeWharton / BindingAdapter.java
Last active July 25, 2023 05:49
An adapter base class that uses a new/bind pattern for its views.
// Apache 2.0 licensed.
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
/** An implementation of {@link BaseAdapter} which uses the new/bind pattern for its views. */
public abstract class BindableAdapter<T> extends BaseAdapter {
@imminent
imminent / DoneDiscardCallbacks.java
Last active December 15, 2015 10:49
Snippet for binding Done/Discard Bar pattern via ActivityLifecycleCallbacks.
/*
* Copyright 2012 Dandre Allison
* 2012 Roman Nurik
*
* 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
*
package com.example.checkableviews;
/*******************************************************************************
* Copyright 2013 Chris Banes.
*
* 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