Related: fdo#65407 set a default size related to font size rather than pixels

Change-Id: I97ff54de97ca1e02aff2a94dc01f2e4991600cd5

desktop/source/deployment/gui/dp_gui_dialog2.cxx

@@ -148,6 +148,8 @@ public:
     virtual void    MouseButtonDown( const MouseEvent& rMEvt );
     virtual long    Notify( NotifyEvent& rNEvt );
 
+    virtual Size    GetOptimalSize() const;
+
     virtual void    RecalcAll();
     virtual void    selectEntry( const long nPos );
     //-----------------
@@ -164,6 +166,11 @@ ExtBoxWithBtns_Impl::ExtBoxWithBtns_Impl(Window* pParent)
 {
 }
 
+Size ExtBoxWithBtns_Impl::GetOptimalSize() const
+{
+    return LogicToPixel(Size(250, 150), MapMode(MAP_APPFONT));
+}
+
 //------------------------------------------------------------------------------
 void ExtBoxWithBtns_Impl::InitFromDialog(ExtMgrDialog *pParentDialog)
 {

desktop/uiconfig/ui/extensionmanager.ui

@@ -89,8 +89,6 @@
             <property name="spacing">12</property>
             <child>
               <object class="deploymentgui-ExtBoxWithBtns" id="extensions">
-                <property name="width_request">600</property>
-                <property name="height_request">320</property>
                 <property name="visible">True</property>
                 <property name="can_focus">False</property>
               </object>