/// <summary>
/// Dismisses the message box.
/// </summary>
/// <param name="source">
/// The source that caused the dismission.
/// </param>
/// <param name="useTransition">
/// If true, the message box is dismissed after swiveling
/// backward and out.
/// </param>
private void Dismiss(CustomMessageBoxResult source, bool useTransition)
{
// Ensure only a single Dismiss is being handled at a time
if (_isBeingDismissed)
{
return;
}
_isBeingDismissed = true;
// Handle the dismissing event.
var handlerDismissing = Dismissing;
if (handlerDismissing != null)
{
DismissingEventArgs args = new DismissingEventArgs(source);
handlerDismissing(this, args);
if (args.Cancel)
{
_isBeingDismissed = false;
return;
}
}
// Handle the dismissed event.
var handlerDismissed = Dismissed;
if (handlerDismissed != null)
{
DismissedEventArgs args = new DismissedEventArgs(source);
handlerDismissed(this, args);
}
// Set the current instance to null.
_currentInstance = null;
// Cache this variable to avoid a race condition.
bool restoreOriginalValues = _mustRestore;
// Close popup.
if (useTransition)
{
SwivelTransition backwardOut = new SwivelTransition {
Mode = SwivelTransitionMode.BackwardOut
};
ITransition swivelTransition = backwardOut.GetTransition(this);
swivelTransition.Completed += (s, e) =>
{
swivelTransition.Stop();
ClosePopup(restoreOriginalValues);
};
swivelTransition.Begin();
}
else
{
ClosePopup(restoreOriginalValues);
}
_isBeingDismissed = false;
}
/// <summary>
/// Called when the visual layout changes.
/// </summary>
/// <param name="sender">The event sender.</param>
/// <param name="e">The event information.</param>
private void CustomMessageBox_LayoutUpdated(object sender, EventArgs e)
{
SwivelTransition backwardIn = new SwivelTransition {
Mode = SwivelTransitionMode.BackwardIn
};
ITransition swivelTransition = backwardIn.GetTransition(this);
swivelTransition.Completed += (s1, e1) => swivelTransition.Stop();
swivelTransition.Begin();
LayoutUpdated -= CustomMessageBox_LayoutUpdated;
}
/// <summary>
/// Called when the visual layout changes.
/// </summary>
/// <param name="sender">The event sender.</param>
/// <param name="e">The event information.</param>
private void CustomMessageBox_LayoutUpdated(object sender, EventArgs e)
{
SwivelTransition backwardIn = new SwivelTransition { Mode = SwivelTransitionMode.BackwardIn };
ITransition swivelTransition = backwardIn.GetTransition(this);
swivelTransition.Completed += (s1, e1) => swivelTransition.Stop();
swivelTransition.Begin();
LayoutUpdated -= CustomMessageBox_LayoutUpdated;
}
/// <summary>
/// Dismisses the message box.
/// </summary>
/// <param name="source">
/// The source that caused the dismission.
/// </param>
/// <param name="useTransition">
/// If true, the message box is dismissed after swiveling
/// backward and out.
/// </param>
private void Dismiss(CustomMessageBoxResult source, bool useTransition)
{
// Ensure only a single Dismiss is being handled at a time
if (_isBeingDismissed)
{
return;
}
_isBeingDismissed = true;
// Handle the dismissing event.
var handlerDismissing = Dismissing;
if (handlerDismissing != null)
{
DismissingEventArgs args = new DismissingEventArgs(source);
handlerDismissing(this, args);
if (args.Cancel)
{
_isBeingDismissed = false;
return;
}
}
// Set the current instance to null.
_currentInstance = null;
// Cache this variable to avoid a race condition.
bool restoreOriginalValues = _mustRestore;
// Close popup.
if (useTransition)
{
SwivelTransition backwardOut = new SwivelTransition { Mode = SwivelTransitionMode.BackwardOut };
ITransition swivelTransition = backwardOut.GetTransition(this);
swivelTransition.Completed += (s, e) =>
{
swivelTransition.Stop();
ClosePopup(restoreOriginalValues, source);
};
swivelTransition.Begin();
}
else
{
ClosePopup(restoreOriginalValues, source);
}
_isBeingDismissed = false;
}
private void Insert()
{
// Make an assumption that this is within a phone application that is developed "normally"
var frame = Application.Current.RootVisual as Microsoft.Phone.Controls.PhoneApplicationFrame;
_page = frame.Content as PhoneApplicationPage;
_page.BackKeyPress += Page_BackKeyPress;
// assume the child is a Grid, span all of the rows
var grid = System.Windows.Media.VisualTreeHelper.GetChild(_page, 0) as Grid;
if (grid.RowDefinitions.Count > 0)
{
Grid.SetRowSpan(this, grid.RowDefinitions.Count);
}
grid.Children.Add(this);
// Create a transition like the regular MessageBox
SwivelTransition transitionIn = new SwivelTransition();
transitionIn.Mode = SwivelTransitionMode.BackwardIn;
// Transition only the MessagePanel
ITransition transition = transitionIn.GetTransition(MessagePanel);
transition.Completed += (s, e) => transition.Stop();
transition.Begin();
if (_page.ApplicationBar != null)
{
// Hide the app bar so they cannot open more message boxes
_page.ApplicationBar.IsVisible = false;
}
}
private void Remove()
{
var frame = Application.Current.RootVisual as Microsoft.Phone.Controls.PhoneApplicationFrame;
var page = frame.Content as PhoneApplicationPage;
var grid = System.Windows.Media.VisualTreeHelper.GetChild(page, 0) as Grid;
// Create a transition like the regular MessageBox
SwivelTransition transitionOut = new SwivelTransition();
transitionOut.Mode = SwivelTransitionMode.BackwardOut;
ITransition transition = transitionOut.GetTransition(MessagePanel);
transition.Completed += (s, e) =>
{
transition.Stop();
grid.Children.Remove(this);
if (page.ApplicationBar != null)
{
page.ApplicationBar.IsVisible = true;
}
};
transition.Begin();
}
