ViewModel lifecycle methods have different behavior on each platform

[wcoder]

Description

ViewModel lifecycle methods:

XToolkit.WhiteLabel/Softeq.XToolkit.WhiteLabel/Mvvm/IViewModelBase.cs

Lines 23 to 33 in 8af5c6a

	/// <summary>
	/// Called when the page or UI component corresponding to this ViewModel
	/// is appearing on the screen.
	/// </summary>
	void OnAppearing();
	/// <summary>
	/// Called when the page or UI component corresponding to this ViewModel
	/// is disappearring from the screen.
	/// </summary>
	void OnDisappearing();

XToolkit.WhiteLabel/Softeq.XToolkit.WhiteLabel/Mvvm/ViewModelBase.cs

Lines 33 to 41 in 8af5c6a

	/// <inheritdoc/>
	public virtual void OnAppearing()
	{
	}
	/// <inheritdoc/>
	public virtual void OnDisappearing()
	{
	}

ViewModel lifecycle methods have different behavior on each platform:

Expected Behavior

• iOS:
• Android:

Actual Behavior

• iOS:
• Android: