C# Forms.Thickness类代码示例

        public CoursePageDB()
        {
            Padding = new Thickness(10, Device.OnPlatform(20,0,0),10,0);
            BackgroundColor = Color.Gray;

            //this.Title = course.TitleShort;
            this.SetBinding(ContentPage.TitleProperty, "TitleShort");

            var titleLabel = new Label() {/*Text = course.Title,*/ Font = Font.SystemFontOfSize(NamedSize.Large)};
            titleLabel.SetBinding(Label.TextProperty,"Title");

            var authorLabel = new Label() {/*Text = course.Author,*/ Font = Font.SystemFontOfSize(NamedSize.Small)};
            authorLabel.SetBinding(Label.TextProperty,"Author");

            var descriptionLabel = new Label() {/*Text = course.Description,*/ Font = Font.SystemFontOfSize(NamedSize.Medium)};
            descriptionLabel.SetBinding(Label.TextProperty, "Description");

            Content = new ScrollView()
            {
                Content = new StackLayout()
                {
                    Spacing = 10,
                    Children = { titleLabel,authorLabel,descriptionLabel}
                }
            };

        }

        public LabelledSectionPage()
        {
			Padding = new Thickness (0, 20, 0, 0);

            var list = new ListView
            {
                ItemTemplate = new DataTemplate(typeof(TextCell))
                {
                    Bindings = {
							{ TextCell.TextProperty, new Binding ("Name") }
						}
                },

				GroupDisplayBinding = new Binding("LongTitle"),
				GroupShortNameBinding = new Binding("Title"),
				Header = "HEADER",
				Footer = "FOOTER",
                IsGroupingEnabled = true,
                ItemsSource = SetupList(),
            };

            list.ItemTapped += (sender, e) =>
            {
                var listItem = (ListItemValue)e.Item;
                DisplayAlert(listItem.Name, "You tapped " + listItem.Name, "OK", "Cancel");
            };

            Content = new StackLayout
            {
                VerticalOptions = LayoutOptions.FillAndExpand,
                Children = { list }
            };
        }

        public FacebookLoginPage(FacebookConnection connection)
        {
            this.Title = "FacebookLoginPage";

         //   Connection = new FacebookConnection(key, secret, scope);
         //   connection.SignInCompleted += Connection_SignInCompleted;
            
            this._Connection = connection;

            this._Browser = new WebView();
			//_Browser.Source = new UrlWebViewSource() { Url = _Connection.LoginUri().AbsoluteUri };
            this._Connection.SignIn(this._Browser);

			Label lbl = new Label ()
			{ Text = "Connecting..." };
			lbl.SetBinding(Label.IsVisibleProperty, "IsVisible", BindingMode.OneWay, new BooleanInverterConverter());
            lbl.BindingContext = this._Browser;

            this._BaseLayout = new StackLayout()
            {
				Orientation = StackOrientation.Vertical,
				HorizontalOptions = LayoutOptions.FillAndExpand,
				VerticalOptions = LayoutOptions.FillAndExpand,
			};

            this._BaseLayout.Children.Add(lbl);
            this._BaseLayout.Children.Add(this._Browser);

            this._Browser.IsVisible = false;
                        	

            Padding = new Thickness(0, Device.OnPlatform(20, 0, 0), 0, 0);  // Accomodate iPhone status bar.
            Content = this._BaseLayout;
        }

 public Page2()
 {
     var label = new Label { Text = "Hello ContentPage 2" };
     Device.OnPlatform(
         iOS: () => {
             var parentTabbedPage = this.ParentTabbedPage() as MainTabbedPage;
             if (parentTabbedPage != null) {
                 // HACK: get content out from under status bar if a navigation bar isn't doing that for us already.
                 Padding = new Thickness(Padding.Left, Padding.Top + 25f, Padding.Right, Padding.Bottom);
             }
         }
     );
     var button = new Button() {
         Text = "Switch to Tab 1; add a Page 2 there",
     };
     button.Clicked += async (sender, e) => {
         var tabbedPage = this.ParentTabbedPage() as MainTabbedPage;
         var partPage = new Page2() { Title = "Added page 2" };
         await tabbedPage.SwitchToTab1(partPage, resetToRootFirst: false);
     };
     Content = new StackLayout {
         Children = {
             button,
             label,
         }
     };
 }

        /// <summary>
        /// Initializes the component.
        /// </summary>
        void InitializeComponent()
        {
            var layout = new StackLayout
            {
                VerticalOptions = LayoutOptions.Center
            };

            var label = new Label
            {
                Text = "T-Shirt shop",
                FontSize = 36.0,
                TextColor = Color.FromRgb(52, 152, 219),
                HorizontalOptions = LayoutOptions.Center
            };

            var tableView = new TableView
            {
                Intent = TableIntent.Menu,
                Root = new TableRoot
                {
                    GetTableSection("C# T-Shirt", MockData.GetCsharp()),
                    GetTableSection("F# T-Shirt", MockData.GetFsharp())
                }
            };

            layout.Children.Add(label);
            layout.Children.Add(tableView);

            Padding = new Thickness(10, Device.OnPlatform(20, 0, 0), 10, 5);
            Content = layout;
        }

		public SportsCategoryPage ()
		{
			Title = "Sports";

			Padding = new Thickness (10, 20);

			var places = new List<Place> () 
			{
				new Place("The Gulf Bowl", "gulfBowl.jpg", "2881 S Juniper St, Foley, AL"),
				new Place("Foley Sports Complex", "foleySportsComplex.jpg", "998 W Section Ave, Foley, AL"),
				new Place("Swatters Sports Complex", "swattersSportsComplex.jpg", "21431 Co Rd 12 S Foley, AL")
			};

			var imageTemplate = new DataTemplate (typeof(ImageCell));
			imageTemplate.SetBinding (ImageCell.TextProperty, "Name");
			imageTemplate.SetBinding (ImageCell.ImageSourceProperty, "Icon");
			imageTemplate.SetBinding (ImageCell.DetailProperty, "Address");

			var listView = new ListView () 
			{
				ItemsSource = places,
				ItemTemplate = imageTemplate
			};

			Content = listView;
		}

 public MarginFrame(int marginLeft, int marginTop, int marginRight, int marginBottom, Color backgroundColor)
 {
     Padding = new Thickness(marginLeft, marginTop, marginRight, marginBottom);
     OutlineColor = backgroundColor;
     BackgroundColor = backgroundColor;
     HasShadow = false;
 }

        public HomePageOLD()
        {
            Padding = new Thickness (5, Device.OnPlatform (20, 0, 0), 5, 5);
            Title = "ITDevConnections Demo1";

            var greetingLabel = new Label {
                Text = "Welcome to this Proof of Concept for IT Dev Connections 2015, " +
                    "SQL Azure, Azure Mobile Services and Xamarin Crosss Platform Mobile Development",
                Font = Font.SystemFontOfSize(NamedSize.Small)
            };

            var CustomersButton = new Button {
                Text = "Load Customers"
            };

            var OrdersButton = new Button {
                Text = "Show Orders"
            };

            CustomersButton.Clicked += (sender, e) => {
                Navigation.PushAsync(new DisplayCustomrPageOLD());
            };
            OrdersButton.Clicked += (sender, e) => {
                Navigation.PushAsync(new DisplayOrderPageOld());
            };
            Content = new StackLayout {
                Children = {
                    greetingLabel,
                    CustomersButton,
                    OrdersButton
                }
            };
        }

        public AboutPage()
        {
            Title = "About";

            Content = new StackLayout
            {
                Children =
                {
                    new Label
                    {
                        FontSize = 24,
                        Text =  "C# Sample: MvvM Basics\n\n" +
                                "Basic Model View ViewModel functionality:\n\n" +
                                "* Binding a View (page) to a ViewModel, two-way binding, View -updates-> ViewModel, ViewModel -update-> View\n\n" +
                                "* MvvMCross Framework locates ViewModel for View via naming convention, loads and binds them\n\n" +
                                "* Navigation to View via MvvMCros IoC container, all you need is the view Type\n\n" +
                                "* Buttons etc. use the ICommand pattern; this interface has a 'CanExecute' property the can enable / disable the button\n" +
                                "     via standard property binding to visual element properties; and an Execute function called when the button is clicked\n\n" +
                                "* MvvMCross.Forms same App simulteanously targeting multiple supported platforms.\n"
                    }
                }
            };
            if (Device.OS == TargetPlatform.Windows)
                Padding = new Xamarin.Forms.Thickness(this.Padding.Left, this.Padding.Top, this.Padding.Right, 95);
        }

        public ListPreviousContact(Opdracht opdracht,String CompanyName)
        {
            Title = CompanyName;
            Padding = new Thickness(10, 10, 10, 10);
            BackgroundColor = Color.White;

            layout = new StackLayout();

            lstvPreviousContact = new ListView
            {
                HasUnevenRows = true,
                ItemTemplate = new DataTemplate(typeof(PreviousCell)),
                ItemsSource = PreviousData.GetData(opdracht),
                SeparatorColor = Color.FromHex("ddd"),
                BackgroundColor = Color.White,
            };

            lstvPreviousContact.ItemSelected += (sender, e) => {
                if (e.SelectedItem != null){
                    Previous pre = e.SelectedItem as Previous;
                    List<Opdracht> lijstopdracht = DataController.Instance.GetAssessmentsByID(pre.OpdrachtID);
                    Navigation.PushAsync(new AssessmentDetailPage(lijstopdracht[0]));

                }

                ((ListView)sender).SelectedItem = null;

            };

            layout.Children.Add(lstvPreviousContact);
        }

		public GridPage5 ()
		{
			Padding = new Thickness (0, Device.OnPlatform (20, 0, 0), 0, 0);
			var grid = new Grid ();

			grid.Children.Add (
				new Image() {
					Source= Device.OnPlatform("[email protected]", "icon.png", "")
				}, 0, 0);

			grid.Children.Add (new Label () { Text = "40", BackgroundColor = Color.Yellow}, 0, 1);
			grid.Children.Add (new Label () { Text = "Remainder", BackgroundColor = Color.Pink}, 0, 2);

			grid.RowDefinitions.Add (new RowDefinition () 
				{
					Height = new GridLength(1, GridUnitType.Auto)
				});

			grid.RowDefinitions.Add (new RowDefinition () 
				{
					Height = new GridLength(40, GridUnitType.Absolute)
				});

			grid.RowDefinitions.Add (new RowDefinition () 
				{
					Height = new GridLength(1, GridUnitType.Star)
				});

			Content = grid;
		}

        public StackLayoutExample2()
        {
            Padding = new Thickness(20);
            Label red = new Label
                        {
                            Text = "Stop",
                            BackgroundColor = Color.Red,
                            FontSize = 20
                        };
            Label yellow = new Label
                           {
                               Text = "Slow down",
                               BackgroundColor = Color.Yellow,
							   FontSize = 20
                           };
            Label green = new Label
                          {
                              Text = "Go",
                              BackgroundColor = Color.Green,
							  FontSize = 20
                          };

            Content = new StackLayout
                      {
                          Spacing = 10,
                          VerticalOptions = LayoutOptions.End,
                          Orientation = StackOrientation.Horizontal,
                          HorizontalOptions = LayoutOptions.Start,
                          Children = { red, yellow, green }
                      };
        }

 public SystemOffsetPage()
 {
     var bc = new VM();
     BindingContext = bc;
     InitializeComponent();
     Device.StartTimer(TimeSpan.FromMilliseconds(2000), () =>
     {
         bc.Padding = new Thickness(10,10,10,10);
         return false;
     });
     Device.StartTimer(TimeSpan.FromMilliseconds(4000), () =>
     {
         bc.IsSystemPadding = false;
         return false;
     });
     Device.StartTimer(TimeSpan.FromMilliseconds(6000), () =>
     {
         Padding = new Thickness();
         return false;
     });
     Device.StartTimer(TimeSpan.FromMilliseconds(8000), () =>
     {
         HasSystemPadding = true;
         return false;
     });
 }

        public TitleBarView()
        {
            //Spacing = 0;
            //Padding=new Thickness(10,0);
            Padding = new Thickness(10, 10);
            BackgroundColor = Color.White; //Color.FromHex("#f7f7f7");
            Orientation = StackOrientation.Vertical;
            textLabel = new Label();
            textLabel.BindingContext = this;
            lineView = new LineView()
            {
                HorizontalOptions = LayoutOptions.FillAndExpand
            };
            lineView.BindingContext = this;

            textLabel.SetBinding(Label.TextProperty,"Text");
            textLabel.SetBinding(Label.TextColorProperty, "TextColor");
            textLabel.SetBinding(Label.FontAttributesProperty, "FontAttributes");

            textLabel.SetBinding(Label.FontFamilyProperty, "FontFamily");

            textLabel.SetBinding(Label.FontSizeProperty, "FontSize");

            //lineView.SetBinding(LineView.BackgroundColorProperty, "UnderLineColor");
            lineView.BackgroundColor = Color.FromHex("#eee");
            lineView.SetBinding(LineView.HeightRequestProperty, "UnderLineHeight");

            Children.Add(textLabel);
            Children.Add(lineView);
        }

		public MenuPage ()
		{
			Title = "Menu";
			Icon = "menu.png";

			Padding = new Thickness (10, 20);

			var categories = new List<Category> () {
				new Category("Food", () => new FoodCategoryPage()),
				new Category("Shopping", () => new ShoppingCategoryPage()),
				new Category("Sports", () => new SportsCategoryPage())
			};

			var dataTemplate = new DataTemplate (typeof(TextCell));
			dataTemplate.SetBinding (TextCell.TextProperty, "Name");

			var listView = new ListView () {
				ItemsSource = categories,
				ItemTemplate = dataTemplate
			};

			listView.ItemSelected += (object sender, SelectedItemChangedEventArgs e) => {
				if (OnMenuSelect != null)
				{
					var category = (Category) e.SelectedItem;
					var categoryPage = category.PageFn();
					OnMenuSelect(categoryPage);
				}				
			};


			Content = listView;
		}