Index: src/sas/qtgui/Utilities/UI/PluginDefinitionUI.ui
===================================================================
--- src/sas/qtgui/Utilities/UI/PluginDefinitionUI.ui	(revision 3b3b40bf9d5056d902b19728c621dd2a4661d65f)
+++ src/sas/qtgui/Utilities/UI/PluginDefinitionUI.ui	(revision 3b3b40bf9d5056d902b19728c621dd2a4661d65f)
@@ -0,0 +1,150 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PluginDefinition</class>
+ <widget class="QWidget" name="PluginDefinition">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>723</width>
+    <height>784</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Plugin Definition</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout_7">
+   <item row="0" column="0">
+    <widget class="QGroupBox" name="groupBox_6">
+     <property name="title">
+      <string>Plugin name</string>
+     </property>
+     <layout class="QGridLayout" name="gridLayout_5">
+      <item row="0" column="0">
+       <widget class="QLineEdit" name="txtName">
+        <property name="placeholderText">
+         <string>Enter a plugin name</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="1">
+       <widget class="QCheckBox" name="chkOverwrite">
+        <property name="text">
+         <string>Overwrite existing plugin model of this name</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item row="1" column="0">
+    <widget class="QGroupBox" name="groupBox_5">
+     <property name="title">
+      <string>Description</string>
+     </property>
+     <layout class="QGridLayout" name="gridLayout_4">
+      <item row="0" column="0">
+       <widget class="QLineEdit" name="txtDescription">
+        <property name="placeholderText">
+         <string>Enter a description of the model</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item row="2" column="0">
+    <widget class="QGroupBox" name="groupBox">
+     <property name="title">
+      <string>Fit parameters</string>
+     </property>
+     <layout class="QGridLayout" name="gridLayout_3">
+      <item row="0" column="0">
+       <widget class="QGroupBox" name="groupBox_3">
+        <property name="title">
+         <string>Non-polydisperse</string>
+        </property>
+        <layout class="QGridLayout" name="gridLayout">
+         <item row="0" column="0">
+          <widget class="QTableWidget" name="tblParams">
+           <row>
+            <property name="text">
+             <string/>
+            </property>
+           </row>
+           <column>
+            <property name="text">
+             <string>Parameters</string>
+            </property>
+           </column>
+           <column>
+            <property name="text">
+             <string>Initial
+value</string>
+            </property>
+           </column>
+          </widget>
+         </item>
+        </layout>
+       </widget>
+      </item>
+      <item row="0" column="1">
+       <widget class="QGroupBox" name="groupBox_4">
+        <property name="title">
+         <string>Polydisperse</string>
+        </property>
+        <layout class="QGridLayout" name="gridLayout_2">
+         <item row="0" column="0">
+          <widget class="QTableWidget" name="tblParamsPD">
+           <row>
+            <property name="text">
+             <string/>
+            </property>
+           </row>
+           <column>
+            <property name="text">
+             <string>Parameters</string>
+            </property>
+           </column>
+           <column>
+            <property name="text">
+             <string>Initial
+value</string>
+            </property>
+           </column>
+          </widget>
+         </item>
+        </layout>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item row="3" column="0">
+    <widget class="QGroupBox" name="groupBox_2">
+     <property name="title">
+      <string>Function(x)</string>
+     </property>
+     <layout class="QGridLayout" name="gridLayout_6">
+      <item row="0" column="0">
+       <widget class="QTextBrowser" name="txtFunction">
+        <property name="readOnly">
+         <bool>false</bool>
+        </property>
+        <property name="html">
+         <string>&lt;!DOCTYPE HTML PUBLIC &quot;-//W3C//DTD HTML 4.0//EN&quot; &quot;http://www.w3.org/TR/REC-html40/strict.dtd&quot;&gt;
+&lt;html&gt;&lt;head&gt;&lt;meta name=&quot;qrichtext&quot; content=&quot;1&quot; /&gt;&lt;style type=&quot;text/css&quot;&gt;
+p, li { white-space: pre-wrap; }
+&lt;/style&gt;&lt;/head&gt;&lt;body style=&quot; font-family:'MS Shell Dlg 2'; font-size:7.8pt; font-weight:400; font-style:normal;&quot;&gt;
+&lt;p style=&quot;-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;&lt;br /&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>
