ui_main.ui

<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
 <class>MainWindow</class>
 <widget class="QMainWindow" name="MainWindow">
  <property name="geometry">
   <rect>
    <x>0</x>
    <y>0</y>
    <width>820</width>
    <height>650</height>
   </rect>
  </property>
  <property name="windowTitle">
   <string>MainWindow</string>
  </property>
  <property name="autoFillBackground">
   <bool>false</bool>
  </property>
  <property name="documentMode">
   <bool>false</bool>
  </property>
  <widget class="QWidget" name="centralwidget">
   <layout class="QVBoxLayout" name="verticalLayout">
    <item>
     <layout class="QHBoxLayout" name="horizontalLayout">
      <property name="spacing">
       <number>10</number>
      </property>
      <property name="rightMargin">
       <number>0</number>
      </property>
      <property name="bottomMargin">
       <number>0</number>
      </property>
      <item>
       <widget class="QPushButton" name="btnAdd">
        <property name="text">
         <string>update sine wave</string>
        </property>
       </widget>
      </item>
      <item>
       <widget class="QCheckBox" name="chkMore">
        <property name="text">
         <string>keep updating</string>
        </property>
       </widget>
      </item>
     </layout>
    </item>
    <item>
     <widget class="PlotWidget" name="grPlot"/>
    </item>
   </layout>
  </widget>
  <widget class="QStatusBar" name="statusbar"/>
 </widget>
 <customwidgets>
  <customwidget>
   <class>PlotWidget</class>
   <extends>QGraphicsView</extends>
   <header>pyqtgraph</header>
  </customwidget>
 </customwidgets>
 <resources/>
 <connections/>
</ui>