public override void ViewDidLoad()
{
var placeholderView = new UIView(new RectangleF(0, 0, 34, 44));
_rightPlaceholderButton = new UIBarButtonItem(placeholderView);
NavigationItem.RightBarButtonItem = _rightPlaceholderButton;
base.ViewDidLoad();
View.UserInteractionEnabled = true;
View.MultipleTouchEnabled = true;
_webView = new UIWebView();
_webView.AutoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleHeight;
_webView.UserInteractionEnabled = true;
_webView.MultipleTouchEnabled = true;
_webView.Delegate = new WebDelegate();
_webView.ScalesPageToFit = true;
_webView.LoadStarted += delegate {
_refreshButton.Enabled = false;
UpdateNavButtons();
};
_webView.LoadFinished += delegate {
_refreshButton.Enabled = true;
UpdateNavButtons();
UpdateTitle();
};
_webView.LoadError += (webView, error) => {
Console.WriteLine("Failed " + error.Error.ToString());
BTProgressHUD.ShowErrorWithStatus("Failed to load page");
NSTimer.CreateScheduledTimer(2d, delegate {
BTProgressHUD.Dismiss();
});
};
View.AddSubview(_webView);
_bottomToolbar = new UIToolbar();
_bottomToolbar.AutoresizingMask = UIViewAutoresizing.FlexibleWidth;
View.AddSubview(_bottomToolbar);
_navigateBackButton = new UIBarButtonItem(UIImage.FromFile("back.png"), UIBarButtonItemStyle.Plain, delegate {
_webView.GoBack();
});
_navigateForwardButton = new UIBarButtonItem(UIImage.FromFile("forward.png"), UIBarButtonItemStyle.Plain, delegate {
_webView.GoForward();
});
_refreshButton = new UIBarButtonItem(UIBarButtonSystemItem.Refresh, delegate {
_webView.Reload();
});
_bottomToolbar.SetItems(new [] {
_navigateBackButton,
new UIBarButtonItem(UIBarButtonSystemItem.FixedSpace)
{
Width = 5
},
_navigateForwardButton,
new UIBarButtonItem(UIBarButtonSystemItem.FlexibleSpace),
_refreshButton
},
false);
}
/*
* 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)
{
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(new TimeSpan(0, 0, 1));
}
});
SetNeedsDisplay();
}
}