ProgressBar not centered on fragment - android

I have a recyclerview inside a fragment and I want to show progressBar before data will be populated. ProgressBar is being displayed on the centerTop near the actionBar and not in the middle of the screen. Below is my layout xml for the recyclerview and progressbar. I want the progressbar to be shown centered in the middle of the screen.
recyclerview.xml
<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.NestedScrollView
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"
app:layout_behavior="#string/appbar_scrolling_view_behavior">
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent">
<android.support.v7.widget.RecyclerView
android:id="#+id/recyclerview"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:clipToPadding="false"/>
<ProgressBar
android:id="#+id/progressBar"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"/>
</RelativeLayout>
</android.support.v4.widget.NestedScrollView>
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:paddingTop="?attr/actionBarSize"
android:fitsSystemWindows="true"
tools:context="com.example.test.MainActivity">
<android.support.design.widget.CoordinatorLayout
android:layout_width="match_parent"
android:layout_height="match_parent">
<include layout="#layout/recyclerview" />
</android.support.design.widget.CoordinatorLayout>
</RelativeLayout>
This is what I'm getting

Use this code instead. I have tested this
<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.NestedScrollView
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"
app:layout_behavior="#string/appbar_scrolling_view_behavior">
<FrameLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_gravity="center">
<android.support.v7.widget.RecyclerView
android:id="#+id/recyclerview"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:clipToPadding="false"/>
<ProgressBar
android:id="#+id/progressBar"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"/>
</FrameLayout>
</android.support.v4.widget.NestedScrollView>

I had that problem a while ago you might also try listing
the progress bar before you list the Recyclerview
If you leave it how you asked try adding android:layout_below="#id/recyclerview"

Related

Unable to scroll recyclerview content in android app

Problem is I am unable to scroll through my content I have generated through recyclerview and cardview nest inside it as a repeating layout for adapter, but scrolling isn't working by Touch but when I press down keyboard key content is scrolling
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#color/bgSec"
tools:context=".MainActivity">
<android.support.v4.widget.DrawerLayout
android:id="#+id/drawer_layout"
android:elevation="50dp"
android:layout_width="match_parent"
android:fitsSystemWindows="true"
android:layout_height="match_parent">
<include layout="#layout/app_bar"
android:layout_height="match_parent"
android:layout_width="match_parent"/>
<android.support.design.widget.NavigationView
android:id="#+id/nav_view"
android:layout_gravity="start"
android:fitsSystemWindows="true"
app:headerLayout="#layout/header_layout"
app:menu="#menu/side_menu"
android:layout_width="wrap_content"
android:layout_height="match_parent">
<LinearLayout
android:layout_width="match_parent"
android:orientation="vertical"
android:layout_gravity="bottom"
android:background="#000"
android:layout_height="150dp">
</LinearLayout>
</android.support.design.widget.NavigationView>
</android.support.v4.widget.DrawerLayout>
<android.support.v7.widget.RecyclerView
android:id="#+id/recycler_view"
android:layout_width="match_parent"
android:layout_height="match_parent" android:layout_alignParentStart="true"
android:layout_alignParentTop="true"/>
</RelativeLayout>
and card_view.xml is below
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_height="wrap_content"
android:layout_width="wrap_content">
<android.support.v7.widget.CardView
android:id="#+id/card_view"
android:background="#color/bgWhite"
app:cardElevation="5dp"
android:layout_width="match_parent"
android:layout_margin="10dp"
android:layout_height="300dp">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="None"
android:id="#+id/category_name"/>
</android.support.v7.widget.CardView>
</RelativeLayout>
Expected to scroll by touch but scrolling by keyboard down arrow key instead

How to implement ScrollView in XML with ViewPager and ListView?

When I open the app only the ListView scroll but the sliding image I made didn't scroll up together.
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent">
<android.support.v4.view.ViewPager
android:id="#+id/view_pager"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#color/white"
android:layout_alignParentTop="true"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
app:layout_behavior="#string/appbar_scrolling_view_behavior">
</android.support.v4.view.ViewPager>
<ListView
android:id="#+id/oneListView"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:layout_alignParentTop="true"
android:layout_marginTop="261dp" />
</RelativeLayout>
If put the ScrollView within the upper part of ViewPager my app crashed.
screenshot
Using NestedScrollView might work for you. You can use the following code:
<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.NestedScrollView
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
>
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="#+id/test">
<android.support.v4.view.ViewPager
android:id="#+id/view_pager"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#color/white"
app:layout_behavior="#string/appbar_scrolling_view_behavior"
android:layout_alignParentTop="true"
android:layout_alignParentStart="true">
</android.support.v4.view.ViewPager>
<android.support.v7.widget.RecyclerView
android:id="#+id/oneListView"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="#id/view_pager">
</android.support.v7.widget.RecyclerView>
</RelativeLayout>
</android.support.v4.widget.NestedScrollView>

Centering the progressbar

I am trying to center my progressbar within the fragements screen. Here is what I have tried so far and what in my opinion shoul be correct:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center"
android:orientation="vertical">
<ProgressBar
android:id="#+id/pgFragment"
style="?android:attr/progressBarStyleLarge"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"/>
</LinearLayout>
<ScrollView
android:id="#+id/scrollView"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:visibility="gone">
<android.support.v7.widget.RecyclerView
android:id="#+id/recyclerView"
android:layout_width="match_parent"
android:layout_height="wrap_content"
tools:listitem="#layout/recycler_row" />
</ScrollView>
</LinearLayout>
I tried deleting the wrapper layout, getting rid of the whole ScrollView (but as the visibility is set to gone, it shouldn't matter). The current result is, that the ProgressBar sticks to the top of the screen.
Might the cause be because of the Activity layout implementing a NestedScrollView?
<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.NestedScrollView xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:layout_behavior="#string/appbar_scrolling_view_behavior"
tools:context="com.mediasaturn.productlistpoc.activities.MainActivity"
tools:showIn="#layout/activity_main">
<fragment android:name="com.productlistpoc.recyclerview.RecyclerViewFragment"
android:id="#+id/fragment_recycler"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:layout="#layout/fragment_recycler" />
</android.support.v4.widget.NestedScrollView>
<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center"
android:orientation="vertical">
<ProgressBar
android:id="#+id/pgFragment"
style="?android:attr/progressBarStyleLarge"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"/>
</LinearLayout>
<android.support.v7.widget.RecyclerView
android:id="#+id/recyclerView"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
</FrameLayout>
Update your code like this
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent">
<LinearLayout
android:id="#+id/linearLayout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<android.support.v7.widget.RecyclerView
android:id="#+id/recyclerView"
android:layout_width="match_parent"
android:layout_height="wrap_content"
tools:listitem="#layout/recycler_row" />
</LinearLayout>
<ProgressBar
android:id="#+id/pgFragment"
style="?android:attr/progressBarStyleLarge"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"/>
</RelativeLayout>
Don't use RecyclerView inside ScrollView. You have already used NestedScrollView as container layout so you don't need to add ScrollView.
Update your XML as below:
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent">
<android.support.v7.widget.RecyclerView
android:id="#+id/recyclerView"
android:layout_width="match_parent"
android:layout_height="wrap_content">
</android.support.v7.widget.RecyclerView>
<RelativeLayout
android:id="#+id/layoutProgress"
android:layout_width="match_parent"
android:layout_height="match_parent">
<ProgressBar
android:id="#+id/pgFragment"
style="?android:attr/progressBarStyleLarge"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"/>
</RelativeLayout>
</RelativeLayout>
#. If you want to show/hide prograssbar, just show or hide the layoutProgress programmatically using layoutProgress.setVisibility(View.VISIBLE) and layoutProgress.setVisibility(View.GONE) method.
Hope this will help~

BottomNavigationView Is hiding my webview

I have a BottomNavigationView activity . in that, i have a webview fragment, whenever the web-view loads a website. The BottomNavigationView is hiding the bottom part of my web-view, is there anyone who can help me regarding this ?
this is my activity_main.xml which contain the BottomNavigationView
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="#+id/container"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.hackerinside.jaisonjoseph.polysocial.MainActivity">
<android.support.design.widget.BottomNavigationView
android:id="#+id/navigation"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="bottom"
android:background="?android:attr/windowBackground"
android:layout_alignParentBottom="true"
app:menu="#menu/navigation" />
</RelativeLayout>
This is my first fragment code which contain the webview
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
xmlns:app="http://schemas.android.com/apk/res-auto"
tools:context="com.hackerinside.jaisonjoseph.polysocial.tab2">
<FrameLayout
android:id="#+id/frame1"
android:layout_width="match_parent"
android:layout_height="3dp"
android:background="#android:color/transparent">
<ProgressBar
android:id="#+id/progressBar1"
style="?android:attr/progressBarStyleHorizontal"
android:layout_width="fill_parent"
android:layout_height="3dp"
android:background="#android:color/transparent"
android:foregroundGravity="top"
android:progressDrawable="#drawable/custom_progress"
android:progress="20"/>
</FrameLayout>
<android.support.v4.widget.SwipeRefreshLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="#+id/swiperefresh1"
android:layout_width="match_parent"
android:layout_height="match_parent">
<com.hackerinside.jaisonjoseph.polysocial.EulaWebView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="#+id/webview"
android:focusable="true"
android:focusableInTouchMode="true" />
</android.support.v4.widget.SwipeRefreshLayout>
</LinearLayout>
You just neet to add a FrameLayout (It will be you container so keep its id as android:id="#+id/container")
and replace your code of activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
>
<FrameLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="#+id/container"
android:layout_above="#+id/navigation"
>
</FrameLayout>
<android.support.design.widget.BottomNavigationView
android:id="#+id/navigation"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="bottom"
android:background="?android:attr/windowBackground"
android:layout_alignParentBottom="true"
app:menu="#menu/navigation" />
</RelativeLayout>
Actully you are adding your your fragment on all your layout which is below the navigation below. you should use layout like below and place your fragment within inner layout.
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="#+id/container"
android:layout_width="match_parent"
android:layout_height="match_parent"
>
<android.support.design.widget.BottomNavigationView
android:id="#+id/navigation"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="bottom"
android:background="?android:attr/windowBackground"
android:layout_alignParentBottom="true"
/>
<RelativeLayout
android:layout_width="match_parent"
android:layout_above="#id/navigation"
android:layout_height="match_parent">
<!--Your code for the fragment here.-->
</RelativeLayout>
</RelativeLayout>
use
android_layout_height="50dp" (in bottom navigation)
and use
android_layoutmarginBottom="50dp" (in web view)
hope it helps.

Card View layout_height="wrap_content" inside scroll view not working

I have added card view inside scroll view and inside card view I have added preference fragment but it only show preference category title.
setting.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:app="http://schemas.android.com/apk/res-auto">
<com.afollestad.appthemeengine.inflation.ATEToolbar
android:id="#+id/toolbar"
android:background="?attr/colorPrimary"
app:popupTheme="#style/AppTheme.PopupOverlay"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
<ScrollView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="#+id/view"
android:layout_below="#+id/toolbar">
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="wrap_content">
<android.support.v7.widget.CardView
android:id="#+id/card_view"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:cardElevation="4dp"
style="?attr/CardTheme" />
</RelativeLayout>
</ScrollView>
</RelativeLayout>
any solution.
Add android:fillViewport="true" to fill the scrollview. Also don't forget to change the height of relative layout inside scrollview. Change it to match_parent and card view's height also(match_parent).
Finally layout should be like this,
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:app="http://schemas.android.com/apk/res-auto">
<com.afollestad.appthemeengine.inflation.ATEToolbar
android:id="#+id/toolbar"
android:background="?attr/colorPrimary"
app:popupTheme="#style/AppTheme.PopupOverlay"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
<ScrollView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="#+id/view"
android:fillViewport="true"
android:layout_below="#+id/toolbar">
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent">
<android.support.v7.widget.CardView
android:id="#+id/card_view"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:cardElevation="4dp"
style="?attr/CardTheme" />
</RelativeLayout>
</ScrollView>
</RelativeLayout>

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