void ShowProgressWorker(float progress = -1, string status = null, MaskType maskType = MaskType.None, bool textOnly = false,
ToastPosition toastPosition = ToastPosition.Center, string cancelCaption = null, Action cancelCallback = null,
double timeoutMs = 1000, bool showContinuousProgress = false, UIImage displayContinuousImage = null)
{
Ring.ResetStyle(IsiOS7ForLookAndFeel, (IsiOS7ForLookAndFeel ? TintColor : UIColor.White));
if (OverlayView.Superview == null)
{
var windows = UIApplication.SharedApplication.Windows;
Array.Reverse(windows);
foreach (UIWindow window in windows)
{
if (!window.Hidden && window.IsKeyWindow)
{
window.AddSubview(OverlayView);
break;
}
}
}
if (Superview == null)
{
OverlayView.AddSubview(this);
}
_fadeoutTimer = null;
ImageView.Hidden = true;
_maskType = maskType;
_progress = progress;
StringLabel.Text = status;
if (!string.IsNullOrEmpty(cancelCaption))
{
CancelHudButton.SetTitle(cancelCaption, UIControlState.Normal);
CancelHudButton.TouchUpInside += delegate
{
Dismiss();
if (cancelCallback != null)
{
obj.InvokeOnMainThread(() => cancelCallback.DynamicInvoke(null));
//cancelCallback.DynamicInvoke(null);
}
};
}
UpdatePosition(textOnly);
if (showContinuousProgress)
{
if (displayContinuousImage != null)
{
_displayContinuousImage = true;
ImageView.Image = displayContinuousImage;
ImageView.Hidden = false;
}
RingLayer.StrokeEnd = 0.0f;
StartProgressTimer(TimeSpan.FromMilliseconds(Ring.ProgressUpdateInterval));
}
else
{
if (progress >= 0)
{
ImageView.Image = null;
ImageView.Hidden = false;
SpinnerView.StopAnimating();
RingLayer.StrokeEnd = progress;
}
else if (textOnly)
{
CancelRingLayerAnimation();
SpinnerView.StopAnimating();
}
else
{
CancelRingLayerAnimation();
SpinnerView.StartAnimating();
}
}
bool cancelButtonVisible = _cancelHud != null && _cancelHud.IsDescendantOfView(_hudView);
// intercept user interaction with the underlying view
if (maskType != MaskType.None || cancelButtonVisible)
{
OverlayView.UserInteractionEnabled = true;
//AccessibilityLabel = status;
//IsAccessibilityElement = true;
}
else
{
OverlayView.UserInteractionEnabled = false;
//hudView.IsAccessibilityElement = true;
}
OverlayView.Hidden = false;
this.toastPosition = toastPosition;
PositionHUD(null);
if (Alpha != 1)
{
RegisterNotifications();
HudView.Transform.Scale(1.3f, 1.3f);
if (isClear)
{
Alpha = 1f;
HudView.Alpha = 0f;
}
UIView.Animate(0.15f, 0,
UIViewAnimationOptions.AllowUserInteraction | UIViewAnimationOptions.CurveEaseOut | UIViewAnimationOptions.BeginFromCurrentState,
delegate
{
HudView.Transform.Scale((float)1 / 1.3f, (float)1f / 1.3f);
if (isClear)
{
HudView.Alpha = 1f;
}
else
{
Alpha = 1f;
}
}, delegate
{
//UIAccessibilityPostNotification(UIAccessibilityScreenChangedNotification, string);
if (textOnly)
{
StartDismissTimer(TimeSpan.FromMilliseconds(timeoutMs));
}
});
SetNeedsDisplay();
}
}
/*
* void ShowProgressWorker(string cancelCaption, Delegate cancelCallback, float progress = -1, string status = null, MaskType maskType = MaskType.None){
* CancelHudButton.SetTitle(cancelCaption, UIControlState.Normal);
* CancelHudButton.TouchUpInside += delegate {
* BTProgressHUD.Dismiss();
* if(cancelCallback != null){
* cancelCallback.DynamicInvoke(null);
* }
* };
* UpdatePosition();
* ShowProgressWorker(progress, status, maskType);
* }
*/
void ShowProgressWorker(float progress = -1, string status = null, MaskType maskType = MaskType.None, bool textOnly = false,
bool showToastCentered = true, string cancelCaption = null, Action cancelCallback = null, double timeoutMs = 1000)
{
if (OverlayView.Superview == null)
{
UIApplication.SharedApplication.KeyWindow.AddSubview(OverlayView);
}
if (Superview == null)
{
OverlayView.AddSubview(this);
}
_fadeoutTimer = null;
ImageView.Hidden = true;
_maskType = maskType;
_progress = progress;
StringLabel.Text = status;
if (!string.IsNullOrEmpty(cancelCaption))
{
CancelHudButton.SetTitle(cancelCaption, UIControlState.Normal);
CancelHudButton.TouchUpInside += delegate {
BTProgressHUD.Dismiss();
if (cancelCallback != null)
{
obj.InvokeOnMainThread(() => cancelCallback.DynamicInvoke(null));
//cancelCallback.DynamicInvoke(null);
}
};
}
UpdatePosition(textOnly);
if (progress >= 0)
{
ImageView.Image = null;
ImageView.Hidden = false;
SpinnerView.StopAnimating();
RingLayer.StrokeEnd = progress;
}
else if (textOnly)
{
CancelRingLayerAnimation();
SpinnerView.StopAnimating();
}
else
{
CancelRingLayerAnimation();
SpinnerView.StartAnimating();
}
if (maskType != MaskType.None)
{
OverlayView.UserInteractionEnabled = true;
//AccessibilityLabel = status;
//IsAccessibilityElement = true;
}
else
{
OverlayView.UserInteractionEnabled = true;
//hudView.IsAccessibilityElement = true;
}
OverlayView.Hidden = false;
this.showToastCentered = showToastCentered;
PositionHUD(null);
if (Alpha != 1)
{
RegisterNotifications();
HudView.Transform.Scale(1.3f, 1.3f);
UIView.Animate(0.15f, 0,
UIViewAnimationOptions.AllowUserInteraction | UIViewAnimationOptions.CurveEaseOut | UIViewAnimationOptions.BeginFromCurrentState,
delegate {
HudView.Transform.Scale((float)1 / 1.3f, (float)1f / 1.3f);
Alpha = 1;
}, delegate {
//UIAccessibilityPostNotification(UIAccessibilityScreenChangedNotification, string);
if (textOnly)
{
StartDismissTimer(TimeSpan.FromMilliseconds(timeoutMs));
}
});
SetNeedsDisplay();
}
}