<? The XML version="1.0" encoding="utf-8"?> 
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" 
Tools: context="UI. Monitor. MonitorActivity"> 
The Android: layout_width="match_parent" 
Android: layout_height="0 dp" 
Android: layout_weight="2" 
The android: orientation="horizontal"> 
App: layout_constraintTop_toTopOf="parent" 
The android: id="@ + id/monitor_toolbar" 
Android: layout_width="match_parent" 
Android: layout_height="? Attr/actionBarSize 
"App: titleTextColor="@ android: color/white" 
Android: background="@ color/colorPrimary"> 
Android: layout_width="wrap_content" 
Android: layout_height="wrap_content" 
Android: layout_gravity="center" 
Android: text="@ string/menu_item_electricmanager" 
Android: textColor="@ android: color/white" 
Style="@ style/TextAppearance. AppCompat. Widget. The ActionBar. The Title"/> 
 
 
The Android: layout_width="wrap_content" 
Android: layout_height="0 dp" 
Android: layout_weight="1" 
The android: orientation="horizontal"> 

The Android: layout_width="wrap_content" 
Android: layout_height="wrap_content" 
Android: background="# F00" 
Android: orientation="vertical"> 

 
The Android: layout_width="wrap_content" 
Android: layout_height="wrap_content" 
Android: background="# 0 f0" 
Android: orientation="vertical"> 

 
The Android: layout_width="wrap_content" 
Android: layout_height="wrap_content" 
Android: background="# 00 f" 
Android: orientation="vertical"> 
DDD 
 
 

The Android: layout_width="match_parent" 
Android: layout_height="0 dp" 
Android: layout_weight="3" 
The android: orientation="horizontal"> 

 

Android: layout_width="413 dp" 
Android: layout_height="96 dp" 
Android: background="# da0202" 
Android: text="Hello World!" 
Tools: layout_editor_absoluteX="0 dp" 
56 dp tools: layout_editor_absoluteY=""/>