private void build_gui()
        {
            this.DataContext = camera;

            StackPanel sp_x = this.build_lbltxt("  X: ", "Eye_x");
            StackPanel sp_y = this.build_lbltxt("  Y: ", "Eye_y");
            StackPanel sp_z = this.build_lbltxt("  Z: ", "Eye_z");
            StackPanel row1 = build_row(" Eye :      ", sp_x, sp_y, sp_z);
            StackPanel look_x = this.build_lbltxt("  X: ", "Lookat_x");
            StackPanel look_y = this.build_lbltxt("  Y: ", "Lookat_y");
            StackPanel loop_z = this.build_lbltxt("  Z: ", "Lookat_z");
            StackPanel row2 = build_row(" LookAt : ", look_x, look_y, loop_z);

            StackPanel sp = new StackPanel();
            sp.Children.Add(row1);
            sp.Children.Add(row2);

            // Distance
            StackPanel dist = this.build_lbltxt(" Distance: ", "Distance");

            sp.Children.Add(dist);

            Expander expand = new Expander();
            expand.Header = "Camera";
            expand.Foreground = Brushes.White;
            expand.Content = sp;
            this.Content = expand;
        }

 /// <summary>
 /// gets all departments using DepartmentService
 /// and buid a Expander control with header= department name and content= department description
 /// for each expander create a new row in  gridDepartaments
 /// </summary>
 private void PopulateDepartmentGrid()
 {
     _deptService = new DepartmentService();
     List<Department> depts = _deptService.FindAll();
     int i = 0;
     if (depts != null)
     {
         foreach (var dept in depts)
         {
             Expander expander = new Expander();
             expander.HorizontalAlignment = HorizontalAlignment.Stretch;
             expander.Header = dept.Name;
             StackPanel stackPanel = new StackPanel();
             TextBlock txt = new TextBlock();
             txt.Text = dept.Description + ", " + dept.Floor;
             stackPanel.Children.Add(txt);
             expander.Content = stackPanel;
             gridDepartaments.RowDefinitions.Add(new RowDefinition());
             gridDepartaments.RowDefinitions[i].Height = new GridLength(50);
             Grid.SetRow(expander, i);
             i++;
             gridDepartaments.Children.Add(expander);
         }
     }
 }

        public void addHitView(int jobNumber,HITView view)
        {
            StackPanel sp = new StackPanel();
            sp.MouseUp += option1_click;
            //sp.Background = Brushes.LightGray;

            panels[jobNumber] = sp;
            views.Add(sp, view);

            jobs.Children.Add(sp);

            Border border = new Border();
            border.BorderThickness = new Thickness(2.0); border.Height = 1;
            border.BorderBrush = Brushes.Gray;

            sp.Cursor = Cursors.Hand;

            jobs.Children.Add(border);

            sp.Children.Add(view.stub);

            view.stub.registerSidebar(this);

            //sp.LayoutUpdated += child_updated;

            Expander ex = new Expander();
            //ex.Header = view.stub;
            //ex.Content = view;

            //jobs.Children.Add(ex);
        }

        private void build_gui()
        {
            this.DataContext = options;

            StackPanel threads = this.build_lbltxt(" Threads: ", "Threads");
            StackPanel spp1 = this.build_lbltxt(" SPP: ", "Spp");
            StackPanel pixel_size = this.build_lbltxt(" Pixel size: ", "PixelSize");
            StackPanel asm = this.build_lblcb(" Asm: ", "Asm");
            StackPanel spectral = this.build_lblcb(" Spectral: ", "Spectral");
            StackPanel width = this.build_lbltxt(" Width: ", "Width");
            StackPanel height = this.build_lbltxt(" Height: ", "Height");

            StackPanel sp = new StackPanel();
            sp.Children.Add(threads);
            sp.Children.Add(spp1);
            sp.Children.Add(pixel_size);
            sp.Children.Add(asm);
            sp.Children.Add(spectral);
            sp.Children.Add(width);
            sp.Children.Add(height);

            Expander expander = new Expander();
            expander.Header = "Options";
            expander.Foreground = Brushes.White;
            expander.Content = sp;
            this.Content = expander;
        }

        private Expander CreateUITasklist(TaskList list, Google.Apis.Tasks.v1.Data.Tasks tasks)
        {
            var expander = new Expander();

            // Add a bold title.
            expander.Header = list.Title;
            expander.FontWeight = FontWeights.Bold;

            // Add the taskItems (if applicable).
            if (tasks.Items != null)
            {
                var container = new StackPanel();
                foreach (CheckBox box in tasks.Items.Select(CreateUITask))
                {
                    container.Children.Add(box);
                }
                expander.Content = container;
            }
            else
            {
                expander.Content = "There are no tasks in this list.";
            }

            return expander;
        }

        private void AddReply(SPTopic reply)
        {
            string htmlReply = reply.Body;
            Debug.WriteLine(htmlReply);

            // increase the default font size
            htmlReply = htmlReply.Replace(";font-size:12;", ";font-size:18;");
            Debug.WriteLine(htmlReply);

            RichTextEditor richTextEditor = new RichTextEditor(htmlReply, false);
            // TODO: set font size from user settings

            Label headerLabel = new Label();
            headerLabel.Content = string.Format("{0} wrote {1}", reply.Author, reply.Created);
            headerLabel.FontStyle = FontStyles.Italic;
            headerLabel.FontSize = 12;

            Expander replyExpander = new Expander();
            replyExpander.Header = headerLabel;
            replyExpander.Content = richTextEditor;
            replyExpander.IsExpanded = expander.IsExpanded;

            if (reply.LastModified > reply.LastViewed)
            {
                Label label = (Label)replyExpander.Header;
                label.FontWeight = FontWeights.Bold;
            }

            repliesListView.Children.Add(replyExpander);
        }

      void MakeExpander()
      {
        //Create containing stack panel and assign to Grid row/col
        StackPanel sp = new StackPanel();
        Grid.SetRow(sp, 0);
        Grid.SetColumn(sp, 1);
        sp.Background = Brushes.LightSalmon;

        //Create column title
        TextBlock colTitle = new TextBlock();
        colTitle.Text = "EXPANDER CREATED FROM CODE";
        colTitle.HorizontalAlignment= HorizontalAlignment.Center;
        colTitle.Margin.Bottom.Equals(20);
        sp.Children.Add(colTitle);

        //Create Expander object
        Expander exp = new Expander();

        //Create Bullet Panel for Expander Header
        BulletDecorator bp = new BulletDecorator();
        Image i = new Image();
        BitmapImage bi= new BitmapImage(); 
        bi.UriSource = new Uri(@"pack://application:,,/images/icon.jpg");
        i.Source = bi;
        i.Width = 10;
        bp.Bullet = i;
        TextBlock tb = new TextBlock();
        tb.Text = "My Expander";
        tb.Margin = new Thickness(20,0,0,0);     
        bp.Child = tb;
        exp.Header = bp;

        //Create TextBlock with ScrollViewer for Expander Content
        StackPanel spScroll = new StackPanel();
        TextBlock tbc = new TextBlock();
        tbc.Text =
                "Lorem ipsum dolor sit amet, consectetur adipisicing elit," +
                "sed do eiusmod tempor incididunt ut labore et dolore magna" +
                "aliqua. Ut enim ad minim veniam, quis nostrud exercitation" +
                "ullamco laboris nisi ut aliquip ex ea commodo consequat." +
                "Duis aute irure dolor in reprehenderit in voluptate velit" +
                "esse cillum dolore eu fugiat nulla pariatur. Excepteur sint" +
                "occaecat cupidatat non proident, sunt in culpa qui officia" +
                "deserunt mollit anim id est laborum.";
        tbc.TextWrapping = TextWrapping.Wrap;

        spScroll.Children.Add(tbc);
        ScrollViewer scr = new ScrollViewer();
        scr.Content = spScroll;
        scr.Height = 50;
        exp.Content = scr;

        exp.Width=200;  
        exp.HorizontalContentAlignment= HorizontalAlignment.Stretch;
        //Insert Expander into the StackPanel and add it to the
        //Grid
        sp.Children.Add(exp);
        myGrid.Children.Add(sp);
      }

 void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target) {
     switch (connectionId)
     {
     case 1:
     this.DownloadParameters = ((System.Windows.Controls.Expander)(target));
     return;
     }
     this._contentLoaded = true;
 }

        public void SetFilter(TestCaseFilter filter)
        {
            RuleList.Items.Clear();
            foreach (var group in filter)
            {
                TreeView ruleTree = new TreeView();
                CheckBox selectAll = new CheckBox()
                {
                    Content = "(Select All)",
                    IsChecked = group.IsSelected,
                    Focusable = false,
                    Tag = group
                };
                selectAll.Checked += (sender, arg) =>
                {
                    if (group.IsSelected != true) group.IsSelected = true;
                };
                selectAll.Unchecked += (sender, arg) =>
                {
                    if (group.IsSelected != false) group.IsSelected = false;
                };
                group.PropertyChanged += (sender, arg) =>
                {
                    if (arg.PropertyName == "IsSelected")
                    {
                        selectAll.IsChecked = group.IsSelected;
                    }
                };

                ruleTree.Items.Add(selectAll);

                AddItems(ruleTree.Items, group);
                Expander expander = new Expander()
                {
                    Header = group.Name,
                    Content = ruleTree,
                    IsExpanded = true
                };
                RuleList.Items.Add(expander);
                ruleTree.KeyDown += (sender, arg) =>
                {
                    if (arg.Key != Key.Space) return;
                    var tv = sender as TreeView;
                    if (tv == null) return;
                    ToggleTreeview(tv);
                };
                ruleTree.PreviewMouseWheel += ScrollViewer_PreviewMouseWheel;
                ruleTree.MouseDoubleClick += (sender, arg) =>
                {
                    if (arg.ChangedButton != MouseButton.Left) return;
                    var tv = sender as TreeView;
                    if (tv == null) return;
                    ToggleTreeview(tv);
                };
            }
        }

 public void InitializeComponent() {
     if (_contentLoaded) {
         return;
     }
     _contentLoaded = true;
     System.Windows.Application.LoadComponent(this, new System.Uri("/gMVVM;component/Views/Common/ToolHeader.xaml", System.UriKind.Relative));
     this.RootItem = ((System.Windows.Controls.UserControl)(this.FindName("RootItem")));
     this.LayoutRoot = ((System.Windows.Controls.Grid)(this.FindName("LayoutRoot")));
     this.ToolLog = ((System.Windows.Controls.Expander)(this.FindName("ToolLog")));
 }

 public ShyTabs()
 {
     Loaded += (s, e) =>
     {
         _expander    = this.Find<Expander>("_expander");
         _vacantSpace = this.Find<Border>(name: "_vacantSpace");
         _vacantSpace.MouseDown += (t, f) 
             => { _expander.Toggle(); };
     };
 }

 public virtual void ExpanderAutomationPeerTypeAndClass()
 {
     Expander item = new Expander();
     ExpanderAutomationPeer peer = null;
     TestAsync(
         item,
         () => peer = FrameworkElementAutomationPeer.CreatePeerForElement(item) as ExpanderAutomationPeer,
         () => Assert.AreEqual(AutomationControlType.Group, peer.GetAutomationControlType(), "Unexpected AutomationControlType!"),
         () => Assert.AreEqual("Expander", peer.GetClassName(), "Unexpected ClassType!"));
 }

        public InstanceDetailsDialogExtensions(System.Windows.Controls.UserControl dialogControl, ListBox productVersionControl, ListBox productRevisionControl, Expander moreSettinsExpander, TextBox instanceName)
        {
            this.DialogControl = dialogControl;
              this.ParentWindow = FindParentWindow(this.DialogControl.Parent);

              this.ProductVersion = productVersionControl;
              this.ProductRevision = productRevisionControl;
              this.MoreSettingsExpander = moreSettinsExpander;
              this.InstanceName = instanceName;
        }

 static void MessageBoxEvent(Expander expander)
 {
     expander.Expanded += delegate
     {
         MessageBox.Show("");
     };
     expander.Collapsed += delegate
     {
         MessageBox.Show("");
     };
 }

        public ExpanderBackend()
        {
            Widget = new SWC.Expander();

            Widget.Expanded += delegate {
                EventSink.OnPreferredSizeChanged();
            };
            Widget.Collapsed += delegate {
                EventSink.OnPreferredSizeChanged();
            };
        }

        /// <summary>
        /// public function that created a power element
        /// </summary>
        /// <param name="itemcount">used to uniquily identify the element</param>
        /// <param name="powertype">used to uniquily identify the element</param>
        /// <returns>created power element</returns>
        public Expander CreateElement(int itemcount = 0, string powertype = "power")
        {
            Expander expndr = new Expander();

             expndr.Name = powertype + "_" + itemcount.ToString() + "_expndr";
             expndr.HorizontalAlignment = HorizontalAlignment.Stretch;

             expndr.Header = CreateHeader();
             expndr.Content = CreateContent();

             return expndr;
        }

        private void Select(Level level)
        {
            RemoveUserControl();
            m_userControl_level = new UserControl_Level(level);
            m_expander_level = new Expander() { Header = level.Name, Content = m_userControl_level, ExpandDirection = System.Windows.Controls.ExpandDirection.Down, IsExpanded = !level.HasLayout() };
            m_grid_main.SetRowColumn(m_expander_level, 1, 0);

            if (level != null)
            {
                m_userControl_levelLayout = new UserControl_LevelEditor(level);
                m_grid_main.SetRowColumn(m_userControl_levelLayout, 2, 0);
            }
        }

        public void DisplayList()
        {

            Brush wBrush = new SolidColorBrush(Colors.White);
            Brush bBrush = new SolidColorBrush(Colors.Black);
            Brush gBrush = new SolidColorBrush(Colors.WhiteSmoke);

            Thickness marpad = new Thickness();
            marpad.Bottom = 1;
            marpad.Left = 1;
            marpad.Right = 1;
            marpad.Top = 1;

            int counter = 1;
            int remainder = 0;

            foreach (BaseTask x in listoftasks)
            {
                
                Expander exptemp = new Expander();

                exptemp.Header = "Rank: " + x.TaskRank.ToString() + "Sev: " + x.TaskSeverity.ToString() + " Summary: " + x.Summary;
                exptemp.Name = "Task" + x.TaskRank.ToString();

                Math.DivRem( counter++, 2,out remainder);

                if(remainder != 0)
                    exptemp.Background = wBrush;
                else
                    exptemp.Background = gBrush;
                exptemp.BorderBrush = bBrush;
                exptemp.Margin = marpad;
                exptemp.Padding = marpad;
                TextBlock tb = new TextBlock();
                tb.TextWrapping = TextWrapping.Wrap;
                tb.Inlines.Add(new Bold(new Run("Creation Date: ")));
                tb.Inlines.Add(x.Creation.ToString() + "\n");
                tb.Inlines.Add(new Bold(new Run("Due Date: ")));
                tb.Inlines.Add(x.DueDate.ToString() + "\n");
                tb.Inlines.Add(new Bold(new Run("Status: ")));
                tb.Inlines.Add(x.Status + "\n");
                tb.Inlines.Add(new Bold(new Run("Reminder Types: ")));
                tb.Inlines.Add("-Not Completed\n");
                tb.Inlines.Add(new Bold(new Run("Description:\n")));
                tb.Inlines.Add(x.Description);

                exptemp.Content = tb;

                ListStacker.Children.Add(exptemp);
            }
        }

 public void InitializeComponent() {
     if (_contentLoaded) {
         return;
     }
     _contentLoaded = true;
     System.Windows.Application.LoadComponent(this, new System.Uri("/hybrid;component/MainPage.xaml", System.UriKind.Relative));
     this.LayoutRoot = ((System.Windows.Controls.Grid)(this.FindName("LayoutRoot")));
     this.myMap = ((ESRI.ArcGIS.Client.Map)(this.FindName("myMap")));
     this.sideBar = ((System.Windows.Controls.Border)(this.FindName("sideBar")));
     this.expanderMain = ((System.Windows.Controls.Expander)(this.FindName("expanderMain")));
     this.navTools = ((System.Windows.Controls.StackPanel)(this.FindName("navTools")));
     this.image1 = ((System.Windows.Controls.Image)(this.FindName("image1")));
     this.textBlock1 = ((System.Windows.Controls.TextBlock)(this.FindName("textBlock1")));
 }

        private void AddContinent(string continent, bool open, string[] countryList)
        {
            Expander exp = new Expander();
            exp.Header = continent;
            exp.IsExpanded = open;

            ListBox lb = new ListBox();
            lb.BorderThickness = new Thickness(0);
            lb.MouseDoubleClick += new MouseButtonEventHandler(lb_MouseDoubleClick);
            foreach (string country in countryList)
                lb.Items.Add(country);
            exp.Content = lb;

            continentStackPanel.Children.Add(exp);
        }