mainwindow.ui Example File

  <?xml version="1.0" encoding="UTF-8"?>
  <ui version="4.0">
   <class>MainWindow</class>
   <widget class="QWidget" name="MainWindow">
    <property name="geometry">
     <rect>
      <x>0</x>
      <y>0</y>
      <width>364</width>
      <height>182</height>
     </rect>
    </property>
    <property name="windowTitle">
     <string>Form</string>
    </property>
    <layout class="QGridLayout" name="gridLayout_2">
     <item row="0" column="0" colspan="2">
      <widget class="QLabel" name="display">
       <property name="frameShape">
        <enum>QFrame::StyledPanel</enum>
       </property>
       <property name="alignment">
        <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
       </property>
      </widget>
     </item>
     <item row="1" column="0">
      <spacer name="horizontalSpacer">
       <property name="orientation">
        <enum>Qt::Horizontal</enum>
       </property>
       <property name="sizeHint" stdset="0">
        <size>
         <width>20</width>
         <height>20</height>
        </size>
       </property>
      </spacer>
     </item>
     <item row="1" column="1">
      <layout class="QGridLayout" name="gridLayout">
       <item row="0" column="0">
        <widget class="QPushButton" name="digit7">
         <property name="text">
          <string>7</string>
         </property>
        </widget>
       </item>
       <item row="3" column="1">
        <widget class="QPushButton" name="point">
         <property name="text">
          <string>.</string>
         </property>
        </widget>
       </item>
       <item row="1" column="1">
        <widget class="QPushButton" name="digit5">
         <property name="text">
          <string>5</string>
         </property>
        </widget>
       </item>
       <item row="0" column="2">
        <widget class="QPushButton" name="digit9">
         <property name="text">
          <string>9</string>
         </property>
        </widget>
       </item>
       <item row="0" column="1">
        <widget class="QPushButton" name="digit8">
         <property name="text">
          <string>8</string>
         </property>
        </widget>
       </item>
       <item row="4" column="2">
        <widget class="QPushButton" name="c">
         <property name="text">
          <string>C</string>
         </property>
        </widget>
       </item>
       <item row="1" column="0">
        <widget class="QPushButton" name="digit4">
         <property name="text">
          <string>4</string>
         </property>
        </widget>
       </item>
       <item row="2" column="3">
        <widget class="QPushButton" name="operStar">
         <property name="text">
          <string>*</string>
         </property>
        </widget>
       </item>
       <item row="2" column="2">
        <widget class="QPushButton" name="digit3">
         <property name="text">
          <string>3</string>
         </property>
        </widget>
       </item>
       <item row="4" column="3">
        <widget class="QPushButton" name="equals">
         <property name="text">
          <string>=</string>
         </property>
        </widget>
       </item>
       <item row="1" column="3">
        <widget class="QPushButton" name="operMinus">
         <property name="text">
          <string>-</string>
         </property>
        </widget>
       </item>
       <item row="2" column="0">
        <widget class="QPushButton" name="digit1">
         <property name="text">
          <string>1</string>
         </property>
        </widget>
       </item>
       <item row="3" column="0">
        <widget class="QPushButton" name="digit0">
         <property name="text">
          <string>0</string>
         </property>
        </widget>
       </item>
       <item row="3" column="3">
        <widget class="QPushButton" name="operDiv">
         <property name="text">
          <string>/</string>
         </property>
        </widget>
       </item>
       <item row="0" column="3">
        <widget class="QPushButton" name="operPlus">
         <property name="text">
          <string>+</string>
         </property>
        </widget>
       </item>
       <item row="1" column="2">
        <widget class="QPushButton" name="digit6">
         <property name="text">
          <string>6</string>
         </property>
        </widget>
       </item>
       <item row="2" column="1">
        <widget class="QPushButton" name="digit2">
         <property name="text">
          <string>2</string>
         </property>
        </widget>
       </item>
      </layout>
     </item>
     <item row="2" column="1">
      <spacer name="verticalSpacer">
       <property name="orientation">
        <enum>Qt::Vertical</enum>
       </property>
       <property name="sizeHint" stdset="0">
        <size>
         <width>20</width>
         <height>10</height>
        </size>
       </property>
      </spacer>
     </item>
    </layout>
   </widget>
   <resources/>
   <connections/>
  </ui>