public static Storyboard CreateSimpleDoubleAnimationStoryboard(UIElement targetElement, double durationMilliseconds, double?from, double?to, string propertyPath)
{
DoubleAnimation myDoubleAnimation = StoryboardFactory.CreateDoubleAnimation(targetElement, durationMilliseconds, from, to, propertyPath);
Storyboard sb = new Storyboard();
sb.Children.Add(myDoubleAnimation);
return(sb);
}
public static bool ShowDialog(this FrameworkElement uiContent, Point?dialogPos, bool isModelDialog = true, bool canCancel = true, Action closeDialogCallback = null)
{
if (maskPanel == null)
{
maskPanel = new Canvas();
maskPanel.SetZIndex(10000);
maskPanel.HorizontalAlignment = HorizontalAlignment.Stretch;
maskPanel.VerticalAlignment = VerticalAlignment.Stretch;
Grid.SetColumnSpan(maskPanel, 1000);
Grid.SetRowSpan(maskPanel, 1000);
maskPanel.Background = new SolidColorBrush(Color.FromArgb(150, 0, 0, 0));
showSb = StoryboardFactory.CreateSimpleDoubleAnimationStoryboard(maskPanel, 500, 0.2, 1.0, StoryboardFactory.Opacity);
closeSb = StoryboardFactory.CreateSimpleDoubleAnimationStoryboard(maskPanel, 500, 1.0, 0.2, StoryboardFactory.Opacity);
closeSb.Completed += new EventHandler(closeSb_Completed);
showSb.Completed += new EventHandler(showSb_Completed);
}
if (maskPanel.Children.Count == 0)
{
if (Application.Current != null)
{
Panel root = Application.Current.MainWindow.Content as Panel;
if (root != null)
{
if (isModelDialog)
{
maskPanel.HorizontalAlignment = HorizontalAlignment.Stretch;
maskPanel.VerticalAlignment = VerticalAlignment.Stretch;
if (canCancel)
{
eventHandel = delegate(object sender, TouchEventArgs ex)
{
FrameworkElement source = ex.Source as FrameworkElement;
bool result = source.IsChildOfTarget(uiContent);
if (result == false && uiContent != source)
{
bool closeResult = uiContent.CloseDialog();
if (closeResult && closeDialogCallback != null)
{
closeDialogCallback();
}
}
};
maskPanel.TouchDown += eventHandel;
}
}
else
{
maskPanel.HorizontalAlignment = HorizontalAlignment.Center;
maskPanel.VerticalAlignment = VerticalAlignment.Center;
}
if (dialogPos.HasValue)
{
Canvas.SetLeft(uiContent, dialogPos.Value.X);
Canvas.SetTop(uiContent, dialogPos.Value.Y);
}
else
{
if (uiContent.IsLoaded)
{
Canvas.SetLeft(uiContent, (Application.Current.MainWindow.ActualWidth - uiContent.RenderSize.Width) / 2);
Canvas.SetTop(uiContent, (Application.Current.MainWindow.ActualHeight - uiContent.RenderSize.Height) / 2);
}
else
{
uiContent.Loaded += (sender, ex) =>
{
Canvas.SetLeft(uiContent, (Application.Current.MainWindow.ActualWidth - uiContent.RenderSize.Width) / 2);
Canvas.SetTop(uiContent, (Application.Current.MainWindow.ActualHeight - uiContent.RenderSize.Height) / 2);
};
}
}
maskPanel.Children.Add(uiContent);
root.Children.Add(maskPanel);
maskPanel.IsHitTestVisible = false;
showSb.Begin();
return(true);
}
}
}
return(false);
}
