From 4613d87d04bd75ab075c9349ca3d453399462671 Mon Sep 17 00:00:00 2001
From: Henrick Kakutalua <henrykeys96@hotmail.com>
Date: Sun, 17 Dec 2017 14:44:46 +0100
Subject: [PATCH] Added progress bar in members list loading

---
 .../com/codingdojoangola/ui/members/MembersFragment.java  | 8 ++++++++
 app/src/main/res/layout/fragment_members.xml              | 7 +++++++
 2 files changed, 15 insertions(+)

diff --git a/app/src/main/java/com/codingdojoangola/ui/members/MembersFragment.java b/app/src/main/java/com/codingdojoangola/ui/members/MembersFragment.java
index 88e4f68..bb130e4 100644
--- a/app/src/main/java/com/codingdojoangola/ui/members/MembersFragment.java
+++ b/app/src/main/java/com/codingdojoangola/ui/members/MembersFragment.java
@@ -6,6 +6,7 @@
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
 import android.view.View;
+import android.widget.ProgressBar;
 
 import com.codingdojoangola.R;
 import com.codingdojoangola.models.member.Member;
@@ -28,11 +29,14 @@ public class MembersFragment implements MemberAdapter.MemberListItemClickListene
 
     private final Context mContext;
     private RecyclerView mMembersRecyclerView;
+    private ProgressBar mMembersLoadingProgressBar;
     private FirebaseDatabase mFirebaseDatabase;
     private MemberAdapter mMemberAdapter;
 
     public MembersFragment(View membersFragment, Context context) {
         mContext = context;
+
+        mMembersLoadingProgressBar = membersFragment.findViewById(R.id.progress_members_loading);
         mMembersRecyclerView = membersFragment.findViewById(R.id.recyler_view_members);
 
         mMemberAdapter = new MemberAdapter(mContext, this);
@@ -60,10 +64,14 @@ private void getMembersFromDatabase() {
 
         ArrayList<Member> members = new ArrayList<>();
 
+        mMembersLoadingProgressBar.setVisibility(View.VISIBLE);
+
         membersDir.addValueEventListener(new ValueEventListener() {
             @Override
             public void onDataChange(DataSnapshot dataSnapshot) {
+                mMembersLoadingProgressBar.setVisibility(View.INVISIBLE);
                 membersDir.removeEventListener(this);
+
                 for (DataSnapshot memberSnapshot : dataSnapshot.getChildren()) {
                     Member member = memberSnapshot.getValue(Member.class);
                     members.add(member);
diff --git a/app/src/main/res/layout/fragment_members.xml b/app/src/main/res/layout/fragment_members.xml
index e77c571..c73ac0a 100644
--- a/app/src/main/res/layout/fragment_members.xml
+++ b/app/src/main/res/layout/fragment_members.xml
@@ -11,4 +11,11 @@
 
     </android.support.v7.widget.RecyclerView>
 
+    <ProgressBar
+        android:id="@+id/progress_members_loading"
+        android:layout_width="45dp"
+        android:layout_height="45dp"
+        android:layout_gravity="center"
+        android:visibility="invisible"/>
+
 </FrameLayout>