diff --git a/lib/crop/cropwidget.ui b/lib/crop/cropwidget.ui
index 4b9510d6..8c6ad64a 100644
--- a/lib/crop/cropwidget.ui
+++ b/lib/crop/cropwidget.ui
@@ -1,228 +1,240 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
  <class>CropWidget</class>
  <widget class="QWidget" name="CropWidget">
   <property name="geometry">
    <rect>
     <x>0</x>
     <y>0</y>
     <width>1060</width>
     <height>58</height>
    </rect>
   </property>
   <property name="sizePolicy">
    <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
     <horstretch>0</horstretch>
     <verstretch>0</verstretch>
    </sizepolicy>
   </property>
   <property name="windowTitle">
    <string>Crop</string>
   </property>
   <layout class="QHBoxLayout" name="horizontalLayout_4">
    <item>
     <widget class="QCheckBox" name="advancedCheckBox">
      <property name="focusPolicy">
       <enum>Qt::NoFocus</enum>
      </property>
      <property name="text">
       <string>Advanced settings</string>
      </property>
     </widget>
    </item>
    <item>
     <spacer name="horizontalSpacer_2">
      <property name="orientation">
       <enum>Qt::Horizontal</enum>
      </property>
      <property name="sizeType">
       <enum>QSizePolicy::Fixed</enum>
      </property>
      <property name="sizeHint" stdset="0">
       <size>
        <width>12</width>
        <height>20</height>
       </size>
      </property>
     </spacer>
    </item>
    <item>
     <widget class="QWidget" name="advancedWidget" native="true">
      <layout class="QHBoxLayout" name="horizontalLayout_2">
       <item>
        <widget class="QLabel" name="label_6">
         <property name="text">
          <string>Aspect ratio:</string>
         </property>
         <property name="alignment">
          <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
         </property>
         <property name="buddy">
          <cstring>ratioComboBox</cstring>
         </property>
        </widget>
       </item>
       <item>
        <widget class="QComboBox" name="ratioComboBox">
         <property name="editable">
          <bool>true</bool>
         </property>
         <property name="insertPolicy">
          <enum>QComboBox::NoInsert</enum>
         </property>
        </widget>
       </item>
       <item>
        <spacer name="horizontalSpacer">
         <property name="orientation">
          <enum>Qt::Horizontal</enum>
         </property>
         <property name="sizeHint" stdset="0">
          <size>
           <width>6</width>
           <height>19</height>
          </size>
         </property>
        </spacer>
       </item>
       <item>
        <widget class="QLabel" name="label">
         <property name="sizePolicy">
          <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
           <horstretch>0</horstretch>
           <verstretch>0</verstretch>
          </sizepolicy>
         </property>
         <property name="text">
          <string>Size:</string>
         </property>
         <property name="alignment">
          <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
         </property>
         <property name="buddy">
          <cstring>widthSpinBox</cstring>
         </property>
        </widget>
       </item>
       <item>
        <layout class="QHBoxLayout" name="horizontalLayout">
         <property name="spacing">
          <number>3</number>
         </property>
         <item>
          <widget class="QSpinBox" name="widthSpinBox">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
             <horstretch>1</horstretch>
             <verstretch>0</verstretch>
            </sizepolicy>
           </property>
+          <property name="alignment">
+           <set>Qt::AlignCenter</set>
+          </property>
          </widget>
         </item>
         <item>
          <widget class="QSpinBox" name="heightSpinBox">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
             <horstretch>1</horstretch>
             <verstretch>0</verstretch>
            </sizepolicy>
           </property>
+          <property name="alignment">
+           <set>Qt::AlignCenter</set>
+          </property>
          </widget>
         </item>
        </layout>
       </item>
       <item>
        <spacer name="horizontalSpacer_4">
         <property name="orientation">
          <enum>Qt::Horizontal</enum>
         </property>
         <property name="sizeHint" stdset="0">
          <size>
           <width>6</width>
           <height>19</height>
          </size>
         </property>
        </spacer>
       </item>
       <item>
        <widget class="QLabel" name="label_3">
         <property name="text">
          <string>Position:</string>
         </property>
         <property name="alignment">
          <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
         </property>
         <property name="buddy">
          <cstring>leftSpinBox</cstring>
         </property>
        </widget>
       </item>
       <item>
        <layout class="QHBoxLayout" name="horizontalLayout_3">
         <property name="spacing">
          <number>3</number>
         </property>
         <item>
          <widget class="QSpinBox" name="leftSpinBox">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
             <horstretch>1</horstretch>
             <verstretch>0</verstretch>
            </sizepolicy>
           </property>
+          <property name="alignment">
+           <set>Qt::AlignCenter</set>
+          </property>
          </widget>
         </item>
         <item>
          <widget class="QSpinBox" name="topSpinBox">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
             <horstretch>1</horstretch>
             <verstretch>0</verstretch>
            </sizepolicy>
           </property>
+          <property name="alignment">
+           <set>Qt::AlignCenter</set>
+          </property>
          </widget>
         </item>
        </layout>
       </item>
      </layout>
     </widget>
    </item>
    <item>
     <widget class="QCheckBox" name="preserveAspectRatioCheckBox">
      <property name="text">
       <string>Preserve aspect ratio</string>
      </property>
     </widget>
    </item>
    <item>
     <spacer name="horizontalSpacer_3">
      <property name="orientation">
       <enum>Qt::Horizontal</enum>
      </property>
      <property name="sizeHint" stdset="0">
       <size>
        <width>12</width>
        <height>20</height>
       </size>
      </property>
     </spacer>
    </item>
    <item>
     <widget class="QDialogButtonBox" name="dialogButtonBox">
      <property name="standardButtons">
       <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
      </property>
     </widget>
    </item>
   </layout>
  </widget>
  <tabstops>
   <tabstop>ratioComboBox</tabstop>
   <tabstop>widthSpinBox</tabstop>
   <tabstop>heightSpinBox</tabstop>
   <tabstop>leftSpinBox</tabstop>
   <tabstop>topSpinBox</tabstop>
  </tabstops>
  <resources/>
  <connections/>
 </ui>
diff --git a/lib/redeyereduction/redeyereductionwidget.ui b/lib/redeyereduction/redeyereductionwidget.ui
index 61611a3d..5235f39b 100644
--- a/lib/redeyereduction/redeyereductionwidget.ui
+++ b/lib/redeyereduction/redeyereductionwidget.ui
@@ -1,228 +1,231 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
  <class>RedEyeReductionWidget</class>
  <widget class="QWidget" name="RedEyeReductionWidget">
   <property name="geometry">
    <rect>
     <x>0</x>
     <y>0</y>
     <width>638</width>
     <height>56</height>
    </rect>
   </property>
   <layout class="QHBoxLayout" name="horizontalLayout_3">
    <item>
     <widget class="QStackedWidget" name="stackedWidget">
      <property name="currentIndex">
       <number>1</number>
      </property>
      <widget class="QWidget" name="mainPage">
       <layout class="QHBoxLayout" name="horizontalLayout">
        <property name="topMargin">
         <number>0</number>
        </property>
        <property name="bottomMargin">
         <number>0</number>
        </property>
        <item>
         <spacer name="horizontalSpacer_3">
          <property name="orientation">
           <enum>Qt::Horizontal</enum>
          </property>
          <property name="sizeHint" stdset="0">
           <size>
            <width>40</width>
            <height>20</height>
           </size>
          </property>
         </spacer>
        </item>
        <item>
         <widget class="QLabel" name="label">
          <property name="text">
           <string>Size:</string>
          </property>
          <property name="buddy">
           <cstring>diameterSlider</cstring>
          </property>
         </widget>
        </item>
        <item>
         <widget class="QSlider" name="diameterSlider">
          <property name="sizePolicy">
           <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
            <horstretch>0</horstretch>
            <verstretch>0</verstretch>
           </sizepolicy>
          </property>
          <property name="minimumSize">
           <size>
            <width>120</width>
            <height>0</height>
           </size>
          </property>
          <property name="minimum">
           <number>2</number>
          </property>
          <property name="maximum">
           <number>99</number>
          </property>
          <property name="orientation">
           <enum>Qt::Horizontal</enum>
          </property>
         </widget>
        </item>
        <item>
         <widget class="QSpinBox" name="diameterSpinBox">
+         <property name="alignment">
+          <set>Qt::AlignCenter</set>
+         </property>
          <property name="minimum">
           <number>2</number>
          </property>
          <property name="maximum">
           <number>99</number>
          </property>
         </widget>
        </item>
        <item>
         <spacer name="horizontalSpacer_5">
          <property name="orientation">
           <enum>Qt::Horizontal</enum>
          </property>
          <property name="sizeType">
           <enum>QSizePolicy::Fixed</enum>
          </property>
          <property name="sizeHint" stdset="0">
           <size>
            <width>12</width>
            <height>20</height>
           </size>
          </property>
         </spacer>
        </item>
        <item>
         <widget class="QDialogButtonBox" name="mainDialogButtonBox">
          <property name="standardButtons">
           <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
          </property>
         </widget>
        </item>
        <item>
         <spacer name="horizontalSpacer_4">
          <property name="orientation">
           <enum>Qt::Horizontal</enum>
          </property>
          <property name="sizeHint" stdset="0">
           <size>
            <width>40</width>
            <height>20</height>
           </size>
          </property>
         </spacer>
        </item>
       </layout>
      </widget>
      <widget class="QWidget" name="notSetPage">
       <layout class="QHBoxLayout" name="horizontalLayout_2">
        <property name="topMargin">
         <number>0</number>
        </property>
        <property name="bottomMargin">
         <number>0</number>
        </property>
        <item>
         <spacer name="horizontalSpacer">
          <property name="orientation">
           <enum>Qt::Horizontal</enum>
          </property>
          <property name="sizeHint" stdset="0">
           <size>
            <width>40</width>
            <height>20</height>
           </size>
          </property>
         </spacer>
        </item>
        <item>
         <widget class="QLabel" name="helpTextLabel">
          <property name="text">
           <string>Click on a red eye and choose a size, or double-click to correct instantly.</string>
          </property>
         </widget>
        </item>
        <item>
         <spacer name="horizontalSpacer_6">
          <property name="orientation">
           <enum>Qt::Horizontal</enum>
          </property>
          <property name="sizeType">
           <enum>QSizePolicy::Fixed</enum>
          </property>
          <property name="sizeHint" stdset="0">
           <size>
            <width>12</width>
            <height>20</height>
           </size>
          </property>
         </spacer>
        </item>
        <item>
         <widget class="QDialogButtonBox" name="helpDialogButtonBox">
          <property name="standardButtons">
           <set>QDialogButtonBox::Close</set>
          </property>
         </widget>
        </item>
        <item>
         <spacer name="horizontalSpacer_2">
          <property name="orientation">
           <enum>Qt::Horizontal</enum>
          </property>
          <property name="sizeHint" stdset="0">
           <size>
            <width>40</width>
            <height>20</height>
           </size>
          </property>
         </spacer>
        </item>
       </layout>
      </widget>
     </widget>
    </item>
   </layout>
  </widget>
  <resources/>
  <connections>
   <connection>
    <sender>diameterSlider</sender>
    <signal>valueChanged(int)</signal>
    <receiver>diameterSpinBox</receiver>
    <slot>setValue(int)</slot>
    <hints>
     <hint type="sourcelabel">
      <x>96</x>
      <y>27</y>
     </hint>
     <hint type="destinationlabel">
      <x>183</x>
      <y>27</y>
     </hint>
    </hints>
   </connection>
   <connection>
    <sender>diameterSpinBox</sender>
    <signal>valueChanged(int)</signal>
    <receiver>diameterSlider</receiver>
    <slot>setValue(int)</slot>
    <hints>
     <hint type="sourcelabel">
      <x>183</x>
      <y>27</y>
     </hint>
     <hint type="destinationlabel">
      <x>96</x>
      <y>27</y>
     </hint>
    </hints>
   </connection>
  </connections>
 </ui>