Floating Action Button Expandable

An android library that brings the float action button expandable. You can include optional contents and use everywhere.

Preview

Usage

Code

val fab = findViewById<FloatActionButtonExpandable>(R.id.fab)
recyclerView.addOnScrollListener(object : RecyclerView.OnScrollListener() {
    override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) {
        if (dy > 0) {
            fab.collapse()
        } else {
            fab.expand()
        }
    }
})
// toggle expand, collapse
fab.toggle()
// expand
fab.expand()
// collapse
fab.collapse()

fab.setExpanded(true)
fab.setDuration(100L)
fab.setContent("Start Chat")
// drawable, resId, bitmap
fab.setIconActionButton(R.drawable.ic_message_white_24dp)
fab.setTextColor(ContextCompat.getColor(this, android.R.color.white))
fab.setBackgroundButtonColor(ContextCompat.getColor(this, R.color.bg_float_action))
// padding between the icon and text
fab.setPaddingTextIcon(resources.getDimensionPixelSize(R.dimen.padding_text_icon))
// padding inside the button
fab.setPaddingInsideButton(resources.getDimensionPixelSize(R.dimen.padding_fab))
// pixel
fab.setTextSize(resources.getDimensionPixelSize(R.dimen.text_size_fab).toFloat())
// or
fab.setTextSize(TypedValue.COMPLEX_UNIT_SP, 14)

Layout xml

add xmlns:app="http://schemas.android.com/apk/res-auto"

<com.tuann.floatingactionbuttonexpandable.FloatingActionButtonExpandable
    android:id="@+id/fab"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    app:fab_content="@string/label_start_chat"
    app:fab_padding_text_icon="@dimen/padding_text_icon"
    app:fab_text_color="@android:color/white"
    app:fab_bg_color="@color/bg_float_action"
    app:fab_icon="@drawable/ic_message_white_24dp"
    app:fab_duration="100"
    app:fab_text_size="@dimen/text_size_action_button"
    app:fab_padding="@dimen/padding_fab"
    app:fab_expanded="true"/>

Attributes

attribute name	description
fab_content	The content of the button
fab_padding_text_icon	The padding between the text and icon
fab_text_color	The color of the text
fab_bg_color	The background color of the button
fab_icon	The icon of the button
fab_duration	The length of the expand or collapse animation
fab_text_size	The text size of the button
fab_padding	The padding inside the button
fab_expanded	The button is expanded if you set true

Setup

Step 1. Add the JitPack repository in your root build.gradle at the end of repositories:

allprojects {
    repositories {
        ...
        maven { url 'https://jitpack.io' }
    }
}

Step 2. Add the dependency

implementation 'com.github.imtuann:FloatingActionButtonExpandable:1.0.3'

License

Copyright (C) 2018 Tuan Nguyen

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
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.