Contact list: elevation set 4dp to accounts, 2dp to groups and 1dp to contacts.

 GroupedContactAdapter programmatically elevation set removed.

app/src/main/java/com/xabber/android/ui/adapter/GroupedContactAdapter.java

@@ -18,7 +18,6 @@ import android.app.Activity;
 import android.content.Context;
 import android.content.res.Resources;
 import android.graphics.drawable.ColorDrawable;
-import android.os.Build;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -93,8 +92,6 @@ public abstract class GroupedContactAdapter<Inflater extends BaseContactInflater
 
     private int[] accountColors;
     private final int[] accountSubgroupColors;
-    private final int accountGroupElevation;
-    private final int accountSubgroupElevation;
     private final int activeChatsColor;
     private final OnAccountClickListener onAccountClickListener;
 
@@ -110,9 +107,6 @@ public abstract class GroupedContactAdapter<Inflater extends BaseContactInflater
         accountSubgroupColors = resources.getIntArray(R.array.account_50);
         activeChatsColor = resources.getColor(R.color.color_primary_light);
 
-        accountGroupElevation = resources.getDimensionPixelSize(R.dimen.account_group_elevation);
-        accountSubgroupElevation = resources.getDimensionPixelSize(R.dimen.account_subgroup_elevation);
-
         this.onAccountClickListener = onAccountClickListener;
     }
 
@@ -164,31 +158,23 @@ public abstract class GroupedContactAdapter<Inflater extends BaseContactInflater
                 viewHolder.indicator.setImageLevel(configuration.isExpanded() ? 1 : 0);
                 viewHolder.groupOfflineIndicator.setImageLevel(configuration.getShowOfflineMode().ordinal());
 
-                int elevation;
                 int color;
 
-
                 viewHolder.groupOfflineIndicator.setVisibility(View.GONE);
 
                 if (configuration.getUser().equals(GroupManager.ACTIVE_CHATS)) {
                     color = activeChatsColor;
-                    elevation = accountGroupElevation;
                     viewHolder.name.setText(name);
                 } else {
                     viewHolder.name.setText(name + " (" + configuration.getOnline()
                             + "/" + configuration.getTotal() + ")");
 
                     color = accountSubgroupColors[level];
-                    elevation = accountSubgroupElevation;
                     viewHolder.groupOfflineIndicator.setVisibility(View.VISIBLE);
                 }
 
                 view.setBackgroundDrawable(new ColorDrawable(color));
 
-                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
-                    view.setElevation(elevation);
-                }
-
                 return view;
             }
 
@@ -245,10 +231,6 @@ public abstract class GroupedContactAdapter<Inflater extends BaseContactInflater
 
                 viewHolder.offlineContactsIndicator.setImageLevel(showOfflineMode.ordinal());
 
-                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
-                    view.setElevation(accountGroupElevation);
-                }
-
                 return view;
 
             default:

app/src/main/res/layout/account_group_item.xml

@@ -19,6 +19,7 @@
     android:orientation="horizontal"
     android:gravity="center_vertical"
     android:background="@color/green_500"
+    android:elevation="4dp"
     >
 
     <ImageView

app/src/main/res/layout/base_contact_item.xml

@@ -18,7 +18,8 @@
     android:layout_height="@dimen/contact_list_item_height"
     android:paddingTop="@dimen/contact_list_item_padding_top"
     android:paddingBottom="@dimen/contact_list_item_padding_bottom"
-
+    android:elevation="1dp"
+    android:background="@color/grey_300"
     >
     <ImageView
         android:id="@+id/color"

app/src/main/res/layout/base_group_item.xml

@@ -18,6 +18,7 @@
     android:layout_height="@dimen/expander_height"
     android:paddingRight="@dimen/active_chat_padding_right"
     android:paddingEnd="@dimen/active_chat_padding_right"
+    android:elevation="2dp"
     >
 
     <ImageView