[Proposal] SideMenuView

[TheCodeTraveler]

SideMenuView

• [x] Proposed
• [ ] Prototype: Not Started
• [ ] Implementation: Not Started
  • [ ] iOS Support
  • [ ] Android Support
  • [ ] macOS Support
  • [ ] Windows Support
• [ ] Unit Tests: Not Started
• [ ] Sample: Not Started
• [ ] Documentation: Not Started

Summary

Adds a swipe-able side menu

Detailed Design

SideMenuView.shared.cs

[ContentProperty(nameof(Children))]
public class SideMenuView : BaseTemplatedView<AbsoluteLayout>
{
  public static readonly BindableProperty ShiftProperty;
  public static readonly BindableProperty CurrentGestureShiftProperty;
  public static readonly BindableProperty GestureThresholdProperty;
  public static readonly BindableProperty CancelVerticalGestureThresholdProperty;
  public static readonly BindableProperty StateProperty;
  public static readonly BindableProperty CurrentGestureStateProperty;
  public static readonly BindableProperty PositionProperty;
  public static readonly BindableProperty MenuWidthPercentageProperty;
  public static readonly BindableProperty MenuGestureEnabledProperty;
  public static readonly BindableProperty MainViewScaleFactorProperty;
  public static readonly BindableProperty MainViewOpacityFactorProperty;
  public static readonly BindableProperty MenuAppearanceTypeProperty;
  public static readonly BindableProperty ParallaxValueProperty;
  
  public new ISideMenuList<View> Children { get; }
  public double Shift { get; set; }
  public double CurrentGestureShift { get; set; }
  public double GestureThreshold { get; set; }
  public double CancelVerticalGestureThreshold { get; set; }
  public SideMenuState State { get; set; }
  public SideMenuState CurrentGestureState { get; set; }
  
  public static SideMenuPosition GetPosition(BindableObject bindable);
  public static void SetPosition(BindableObject bindable, SideMenuPosition value);
  public static double GetMenuWidthPercentage(BindableObject bindable);
  public static void SetMenuWidthPercentage(BindableObject bindable, double value);
  public static bool GetMenuGestureEnabled(BindableObject bindable);
  public static void SetMenuGestureEnabled(BindableObject bindable, bool value);
  public static double GetMainViewScaleFactor(BindableObject bindable);
  public static void SetMainViewScaleFactor(BindableObject bindable, double value);
  public static double GetMainViewOpacityFactor(BindableObject bindable);
  public static void SetMainViewOpacityFactor(BindableObject bindable, double value);
  public static SideMenuAppearanceType GetMenuAppearanceType(BindableObject bindable);
  public static void SetMenuAppearanceType(BindableObject bindable, SideMenuAppearanceType value);
  public static double GetParallaxValue(BindableObject bindable);
  public static void SetParallaxValue(BindableObject bindable, double value);
}

Usage Syntax

XAML Usage

<StackLayout
    xct:SideMenuView.ParallaxValue="50"
    xct:SideMenuView.MenuAppearanceType="SlideIn"
    xct:SideMenuView.Position="LeftMenu"
    xct:SideMenuView.MenuWidthPercentage=".5"
    xct:SideMenuView.MainViewScaleFactor=".95"
    xct:ShadowEffect.Color="Black"
    BackgroundColor="Orange">
    <Label Text="LEFT MENU" />
</StackLayout>

C# Usage

Content = new SideMenuView
{
  ParallaxValue = 50,
  MenuAppearanceType = SideMenuAppearanceType.SlideIn,
  Position = SideMenuPosition.LeftMenu,
  MenuWidthPercentage = 0.5,
  MainViewScaleFactor = 0.95

  Children = new StackLayout
  {
    BackgroundColor = Colors.Orange,
    Children =
    {
      new Label { Text = "Left Menu" }
    }
  }