Switch to side-by-side view

--- a
+++ b/src/qtgui/preview.ui
@@ -0,0 +1,104 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>Preview</class>
+ <widget class="QWidget" name="Preview">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>611</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QTabWidget" name="pvTab">
+     <property name="currentIndex">
+      <number>0</number>
+     </property>
+     <property name="tabsClosable">
+      <bool>true</bool>
+     </property>
+     <widget class="QWidget" name="tab">
+      <attribute name="title">
+       <string>Tab 1</string>
+      </attribute>
+     </widget>
+    </widget>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout">
+     <item>
+      <widget class="QLabel" name="searchLBL">
+       <property name="text">
+        <string>&amp;Search for:</string>
+       </property>
+       <property name="buddy">
+        <cstring>searchTextCMB</cstring>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QComboBox" name="searchTextCMB">
+       <property name="editable">
+        <bool>true</bool>
+       </property>
+       <property name="insertPolicy">
+        <enum>QComboBox::NoInsert</enum>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="nextPB">
+       <property name="text">
+        <string>&amp;Next</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="prevPB">
+       <property name="text">
+        <string>&amp;Previous</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="clearPB">
+       <property name="enabled">
+        <bool>false</bool>
+       </property>
+       <property name="text">
+        <string>Clear</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QCheckBox" name="casematchCB">
+       <property name="text">
+        <string>Match &amp;Case</string>
+       </property>
+      </widget>
+     </item>
+     <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>
+    </layout>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>