/// <summary>
/// Closes the identified flyout, passing the provided flyoutparameters to the flyout's CanClose method.
/// If forceClose is true, the flyout will be closed even if CanClose returns false. The result of CanClose
/// will be returned by this method even if closure is forced.
/// </summary>
/// <param name="key">Identifies the flyout to close.</param>
/// <param name="flyoutParameters">Passed to the flyouts CanClose method, and indirectly to OnClosing.</param>
/// <param name="forceClose">Force flyout closure even if CanClose returns false.</param>
/// <returns>The results of the indentified flyouts CanClose method.</returns>
public bool CloseFlyout(string key, FlyoutParameters flyoutParameters, bool forceClose)
{
var flyoutToClose = flyouts[key];
bool canClose = flyoutToClose.CanClose(flyoutParameters);
if (!forceClose && !canClose)
{
return(false);
}
flyoutToClose.Open(flyoutParameters);
return(canClose);
}
/// <summary>
/// Attempts to open the identified flyout
/// The specified flyoutparameters are passed to the flyout's CanOpen method and the result returned,
/// but if forceOpen is true, the flyout is opened even if CanOpen returns false.
/// </summary>
/// <param name="key">Identifies the flyout to open.</param>
/// <param name="flyoutParameters">Passed to the flyouts CanOpen method, and indirectly to OnOpening.</param>
/// <param name="forceOpen">Whether to force open the flyout.</param>
/// <returns>The result of the identified flyout's CanOpen method.</returns>
public bool OpenFlyout(string key, FlyoutParameters flyoutParameters, bool forceOpen)
{
var flyoutToActivate = flyouts[key];
bool canOpen = flyoutToActivate.CanOpen(flyoutParameters);
if (!forceOpen && !canOpen)
{
return(false);
}
flyoutToActivate.Open(flyoutParameters);
return(canOpen);
}
/// <summary>
/// Open the flyout.
/// </summary>
/// <param name="flyoutParameters"></param>
public void Open(FlyoutParameters flyoutParameters)
{
OnOpening(flyoutParameters);
IsOpen = true;
}
/// <summary>
/// Close the flyout.
/// </summary>
/// <param name="flyoutParameters"></param>
public void Close(FlyoutParameters flyoutParameters)
{
OnClosing(flyoutParameters);
IsOpen = false;
}
/// <summary>
/// Event delegate called on flyout closing, with FlyoutEventArgs.
/// </summary>
/// <param name="flyoutParameters">Instance of <typeparamref name="FlyoutParameters"/> containing information on current Close request.</param>
protected virtual void OnOpening(FlyoutParameters flyoutParameters)
{
}
/// <summary>
/// Event delegate called on flyout closing with FlyoutEventArgs.
/// </summary>
/// <param name="flyoutParameters">Instance of <typeparamref name="FlyoutParameters"/> containing information on current Close request.</param>
protected virtual void OnClosing(FlyoutParameters flyoutParameters)
{
}
/// <summary>
/// Whether the flyout is currently able to close.
/// Default: returns true.
/// Override in concrete child class to implement custom logic.
/// </summary>
/// <param name="flyoutParameters">Instance of <typeparamref name="FlyoutParameters"/> containing information on current Close request.</param>
/// <returns>True if flyout can close, false if not.</returns>
public virtual bool CanClose(FlyoutParameters flyoutParameters)
{
return(true);
}
/// <summary>
/// Attempt to close the identified flyout, passing the provided flyoutparameters to the flyout's CanClose method.
/// </summary>
/// <param name="key">Identifies the flyout to close.</param>
/// <param name="flyoutParameters">Passed to the flyouts CanClose method, and indirectly to OnClosing.</param>
/// <returns>True if closed, false if CanClose prevented closing.</returns>
public bool CloseFlyout(string key, FlyoutParameters flyoutParameters)
{
return(CloseFlyout(key, flyoutParameters, false));
}
/// <summary>
/// Attempt to open the identified flyout, passing the specified flyoutparameters to the flyout's CanOpen method.
/// </summary>
/// <param name="key">Identifies the flyout to open.</param>
/// <param name="flyoutParameters">Passed to the flyouts CanOpen method, and indirectly to OnOpening.</param>
/// <returns>True if opened, false if CanOpen prevented opening.</returns>
public bool OpenFlyout(string key, FlyoutParameters flyoutParameters)
{
return(OpenFlyout(key, flyoutParameters, false));
}