public void ShowBar(Action flashBarCallback, bool immediate = false, string withMessage = null, int withMessageId = -1)
{
if (withMessage != null)
{
this.message = withMessage;
messageView.Text = message;
}
if (withMessageId != -1)
{
this.message = barView.Resources.GetString(withMessageId);
messageView.Text = message;
}
this.flashBarCallback = flashBarCallback;
hideHandler.RemoveCallbacks(hideRunnable);
hideHandler.PostDelayed(hideRunnable, DefaultHideTime);
barView.Visibility = ViewStates.Visible;
if (immediate)
{
barView.Alpha = 1;
}
else
{
barAnimator.Cancel();
barAnimator.Alpha(1);
barAnimator.SetDuration(barView.Resources.GetInteger(Android.Resource.Integer.ConfigShortAnimTime));
barAnimator.SetListener(null);
}
}
public void ShowUndoBar(bool immediate, string message, object undoToken)
{
mUndoToken = undoToken;
mUndoMessage = message;
mMessageView.Text = mUndoMessage;
mBarView.Visibility = ViewStates.Visible;
if (immediate)
{
mBarView.Alpha = 1;
}
else
{
mBarAnimator.Cancel();
mBarAnimator
.Alpha(1)
.SetDuration(mBarView.Resources.GetInteger(Android.Resource.Integer.ConfigShortAnimTime))
.SetListener(null);
}
t = new System.Timers.Timer(mBarView.Resources.GetInteger(Resource.Integer.undobar_hide_delay));
t.Elapsed += HandleTimeoutElapsed;
t.Start();
}
public void ShowBar(string message)
{
messageView.Text = message;
barView.Visibility = ViewStates.Visible;
barAnimator.Cancel();
barAnimator.Alpha(1);
barAnimator.SetDuration(300);
barAnimator.SetListener(null);
}
Task <bool> SwitchContentAsync(Page view, bool animated, bool removed = false)
{
Context.HideKeyboard(this);
IVisualElementRenderer rendererToAdd = Platform.GetRenderer(view);
bool existing = rendererToAdd != null;
if (!existing)
{
Platform.SetRenderer(view, rendererToAdd = Platform.CreateRenderer(view));
}
Page pageToRemove = _current;
IVisualElementRenderer rendererToRemove = pageToRemove == null ? null : Platform.GetRenderer(pageToRemove);
PageContainer containerToRemove = rendererToRemove == null ? null : (PageContainer)rendererToRemove.ViewGroup.Parent;
PageContainer containerToAdd = (PageContainer)rendererToAdd.ViewGroup.Parent ?? new PageContainer(Context, rendererToAdd);
containerToAdd.SetWindowBackground();
_current = view;
((Platform)Element.Platform).NavAnimationInProgress = true;
var tcs = new TaskCompletionSource <bool>();
if (animated)
{
if (s_currentAnimation != null)
{
s_currentAnimation.Cancel();
}
if (removed)
{
// animate out
if (containerToAdd.Parent != this)
{
AddView(containerToAdd, Element.LogicalChildren.IndexOf(rendererToAdd.Element));
}
else
{
((Page)rendererToAdd.Element).SendAppearing();
}
containerToAdd.Visibility = ViewStates.Visible;
if (containerToRemove != null)
{
Action <AndroidAnimation.Animator> done = a =>
{
containerToRemove.Visibility = ViewStates.Gone;
containerToRemove.Alpha = 1;
containerToRemove.ScaleX = 1;
containerToRemove.ScaleY = 1;
RemoveView(containerToRemove);
tcs.TrySetResult(true);
((Platform)Element.Platform).NavAnimationInProgress = false;
VisualElement removedElement = rendererToRemove.Element;
rendererToRemove.Dispose();
if (removedElement != null)
{
Platform.SetRenderer(removedElement, null);
}
};
// should always happen
s_currentAnimation = containerToRemove.Animate().Alpha(0).ScaleX(0.8f).ScaleY(0.8f).SetDuration(250).SetListener(new GenericAnimatorListener {
OnEnd = a =>
{
s_currentAnimation = null;
done(a);
},
OnCancel = done
});
}
}
else
{
bool containerAlreadyAdded = containerToAdd.Parent == this;
// animate in
if (!containerAlreadyAdded)
{
AddView(containerToAdd);
}
else
{
((Page)rendererToAdd.Element).SendAppearing();
}
if (existing)
{
Element.ForceLayout();
}
containerToAdd.Alpha = 0;
containerToAdd.ScaleX = containerToAdd.ScaleY = 0.8f;
containerToAdd.Visibility = ViewStates.Visible;
s_currentAnimation = containerToAdd.Animate().Alpha(1).ScaleX(1).ScaleY(1).SetDuration(250).SetListener(new GenericAnimatorListener {
OnEnd = a =>
{
if (containerToRemove != null && containerToRemove.Handle != IntPtr.Zero)
{
containerToRemove.Visibility = ViewStates.Gone;
if (pageToRemove != null)
{
pageToRemove.SendDisappearing();
}
}
s_currentAnimation = null;
tcs.TrySetResult(true);
((Platform)Element.Platform).NavAnimationInProgress = false;
}
});
}
}
else
{
// just do it fast
if (containerToRemove != null)
{
if (removed)
{
RemoveView(containerToRemove);
}
else
{
containerToRemove.Visibility = ViewStates.Gone;
}
}
if (containerToAdd.Parent != this)
{
AddView(containerToAdd);
}
else
{
((Page)rendererToAdd.Element).SendAppearing();
}
if (containerToRemove != null && !removed)
{
pageToRemove.SendDisappearing();
}
if (existing)
{
Element.ForceLayout();
}
containerToAdd.Visibility = ViewStates.Visible;
tcs.SetResult(true);
((Platform)Element.Platform).NavAnimationInProgress = false;
}
return(tcs.Task);
}