smooth-app-bar-layout

This is a smooth version of Google Support Design AppBarLayout. If you are using AppBarLayout, you will know it has an issue with fling. Check out these threads to know about that problem: http://stackoverflow.com/questions/30923889/flinging-with-recyclerview-appbarlayout https://code.google.com/p/android/issues/detail?id=177729...

If you find that it still doesn't meet your need, don't hesitate to send me a request. I love to work with you to solve problems. Send a request HERE

Installation

compile "me.henrytao:smooth-app-bar-layout:<latest-version>"

smooth-app-bar-layout is deployed to jCenter. Make sure you have jcenter() in your project gradle.

Proguard

Please make sure all classes aren't shrinked or minified by proguard.

-keep class me.henrytao.smoothappbarlayout.** { *; }

Demo

Please note that the app on the Play store is not always the latest version.

Concepts

Features

Default scrolling
ExitUntilCollapsed
Quick return
Support SwipeRefreshLayout

If you want to add header to RecyclerView, checkout this RecyclerView WrapperAdapter recyclerview-multistate-section-endless-adapter

Checkout these demo videos:

Google Design Support AppBarLayout: https://youtu.be/oaN2UTZIRUk
SmoothAppBarLayout: https://youtu.be/la6ixCL9RKs

Usage

Super easy! Just need to do 3 steps:

Change android.support.design.widget.AppBarLayout to me.henrytao.smoothappbarlayout.SmoothAppBarLayout.
Remove app:layout_behavior="@string/appbar_scrolling_view_behavior".
Add header to your scroll view or recyclerView.

Original AppBarLayout from Google Support Design

<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
  xmlns:app="http://schemas.android.com/apk/res-auto"
  android:layout_width="match_parent"
  android:layout_height="match_parent">

  <android.support.v7.widget.RecyclerView
    android:id="@android:id/list"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    app:layout_behavior="@string/appbar_scrolling_view_behavior" />

  <android.support.design.widget.AppBarLayout
    android:layout_width="match_parent"
    android:layout_height="@dimen/app_bar_height">

    <android.support.design.widget.CollapsingToolbarLayout
      android:id="@+id/collapsing_toolbar_layout"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      app:layout_scrollFlags="scroll|exitUntilCollapsed">

      <android.support.v7.widget.Toolbar
        android:id="@+id/toolbar"
        app:layout_collapseMode="pin"
        app:navigationIcon="@drawable/ic_toolbar_arrow_back"
        style="@style/AppStyle.MdToolbar" />
    </android.support.design.widget.CollapsingToolbarLayout>
  </android.support.design.widget.AppBarLayout>
</android.support.design.widget.CoordinatorLayout>

SmoothAppBarLayout

<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
  xmlns:app="http://schemas.android.com/apk/res-auto"
  android:layout_width="match_parent"
  android:layout_height="match_parent">

  <android.support.v7.widget.RecyclerView
    android:id="@android:id/list"
    android:layout_width="match_parent"
    android:layout_height="match_parent" />

  <me.henrytao.smoothappbarlayout.SmoothAppBarLayout
    android:layout_width="match_parent"
    android:layout_height="@dimen/app_bar_height">

    <android.support.design.widget.CollapsingToolbarLayout
      android:id="@+id/collapsing_toolbar_layout"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      app:layout_scrollFlags="scroll|exitUntilCollapsed">

      <android.support.v7.widget.Toolbar
        android:id="@+id/toolbar"
        app:layout_collapseMode="pin"
        app:navigationIcon="@drawable/ic_toolbar_arrow_back"
        style="@style/AppStyle.MdToolbar" />
    </android.support.design.widget.CollapsingToolbarLayout>
  </me.henrytao.smoothappbarlayout.SmoothAppBarLayout>
</android.support.design.widget.CoordinatorLayout>

SmoothCollapsingToolbarLayout exmaple

<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
  xmlns:app="http://schemas.android.com/apk/res-auto"
  android:layout_width="match_parent"
  android:layout_height="match_parent">

  <android.support.v7.widget.RecyclerView
    android:id="@android:id/list"
    android:layout_width="match_parent"
    android:layout_height="match_parent" />

  <me.henrytao.smoothappbarlayout.SmoothAppBarLayout
    android:layout_width="match_parent"
    android:layout_height="@dimen/app_bar_height">

    <android.support.design.widget.CollapsingToolbarLayout
      android:id="@+id/collapsing_toolbar_layout"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      app:layout_scrollFlags="scroll|exitUntilCollapsed">

      <android.support.v7.widget.Toolbar
        android:id="@+id/toolbar"
        app:layout_collapseMode="pin"
        app:navigationIcon="@drawable/ic_toolbar_arrow_back"
        style="@style/AppStyle.MdToolbar" />

      <me.henrytao.smoothappbarlayout.SmoothCollapsingToolbarLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:gravity="left|center_vertical"
        android:minHeight="?attr/actionBarSize"
        app:sctl_avatar_id="@+id/avatar"
        app:sctl_collapsed_avatarSize="?attr/mdIcon_sm"
        app:sctl_collapsed_offsetX="?attr/actionBarSize"
        app:sctl_collapsed_offsetY="0dp"
        app:sctl_collapsed_subtitleTextSize="14dp"
        app:sctl_collapsed_titleTextSize="16dp"
        app:sctl_expanded_avatarSize="?attr/mdIcon_lg"
        app:sctl_expanded_offsetX="?attr/mdLayout_spacing_md"
        app:sctl_expanded_offsetY="?attr/mdLayout_spacing_md"
        app:sctl_expanded_subtitleTextSize="16dp"
        app:sctl_expanded_titleTextSize="34dp"
        app:sctl_subtitle_id="@+id/subtitle"
        app:sctl_title_id="@+id/title">

        <ImageView
          android:id="@+id/avatar"
          android:layout_width="?attr/mdIcon_sm"
          android:layout_height="?attr/mdIcon_sm"
          android:layout_gravity="center_vertical"
          android:src="@drawable/ic_blank_circle" />

        <LinearLayout
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_gravity="center_vertical"
          android:layout_marginLeft="?attr/mdLayout_spacing_md"
          android:orientation="vertical">

          <TextView
            android:id="@+id/title"
            android:text="Title"
            style="@style/MdText.Title" />

          <TextView
            android:id="@+id/subtitle"
            android:text="Subtitle"
            style="@style/MdText.Body1" />
        </LinearLayout>
      </me.henrytao.smoothappbarlayout.SmoothCollapsingToolbarLayout>
    </android.support.design.widget.CollapsingToolbarLayout>
  </me.henrytao.smoothappbarlayout.SmoothAppBarLayout>
</android.support.design.widget.CoordinatorLayout>

Contributing

Any contributions are welcome!
Please check the CONTRIBUTING guideline before submitting a new issue. Wanna send PR? Click HERE

License

Copyright 2015 "Henry Tao <hi@henrytao.me>"

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.

dwrstc/smooth-app-bar-layout