public IToast ShowAsync(object content, float duration, ToastPosition position = ToastPosition.Bottom, IDataContext context = null)
{
View holder = null;
var currentActivity = PlatformExtensions.CurrentActivity;
if (currentActivity != null)
{
var selector = currentActivity.GetBindingMemberValue(AttachedMembersDesign.Activity.SnackbarViewSelector);
if (selector != null)
{
holder = selector(content, position, context);
}
if (holder == null)
{
holder = currentActivity.GetBindingMemberValue(AttachedMembersDesign.Activity.SnackbarView);
}
}
if (holder == null)
{
return(_defaultPresenter.ShowAsync(content, duration, position, context));
}
var toastImpl = new ToastImpl();
if (_threadManager.IsUiThread)
{
ShowInternal(currentActivity, holder, content, duration, toastImpl);
}
else
{
_threadManager.InvokeOnUiThreadAsync(() => ShowInternal(currentActivity, holder, content, duration, toastImpl), OperationPriority.High);
}
return(toastImpl);
}
public IToast ShowAsync(object content, float duration, ToastPosition position = ToastPosition.Bottom, IDataContext context = null)
{
var toastImpl = new ToastImpl();
if (_threadManager.IsUiThread)
{
toastImpl.CloseAction = ShowInternal(content, duration, position, context, toastImpl.Tcs);
}
else
{
_threadManager.InvokeOnUiThreadAsync(() => toastImpl.CloseAction = ShowInternal(content, duration, position, context, toastImpl.Tcs));
}
return(toastImpl);
}
public IToast ShowAsync(object content, float duration, ToastPosition position = ToastPosition.Bottom,
IDataContext context = null)
{
var toast = new ToastImpl();
if (_threadManager.IsUiThread)
{
Show(content, duration, position, context, toast);
}
else
{
_threadManager.InvokeOnUiThreadAsync(() => Show(content, duration, position, context, toast));
}
return(toast);
}
private void ShowInternal(ToastImpl toast, IDataTemplateSelector selector, View snackbarHolderView, object content, float duration, ToastPosition position, IDataContext context)
{
Snackbar snackbar;
if (selector == null)
{
snackbar = Snackbar.Make(snackbarHolderView, content.ToStringSafe("(null)"), (int)duration);
}
else
{
snackbar = (Snackbar)selector.SelectTemplate(content, snackbarHolderView);
}
if (snackbar == null)
{
toast.FromToast(_defaultPresenter.ShowAsync(content, duration, position, context));
}
else
{
toast.Show(snackbar, duration);
}
}
private void Show(object content, float duration, ToastPosition position, IDataContext context, ToastImpl toastImpl)
{
UIView owner = GetOwner() ?? UIApplication.SharedApplication.KeyWindow;
toastImpl.Toast = CreateToast(content, owner, duration, position, context ?? DataContext.Empty, toastImpl.Tcs);
ServiceProvider.AttachedValueProvider.AddOrUpdate(owner, Key, toastImpl.Toast,
(item, value, currentValue, state) =>
{
currentValue.Hide();
return(value);
}).Show();
}
public IToast ShowAsync(object content, float duration, ToastPosition position = ToastPosition.Bottom, IDataContext context = null)
{
var toastImpl = new ToastImpl();
if (_threadManager.IsUiThread)
toastImpl.Control = ShowInternal(content, duration, position, context, toastImpl.Tcs);
else
_threadManager.InvokeOnUiThreadAsync(() => toastImpl.Control = ShowInternal(content, duration, position, context, toastImpl.Tcs));
return toastImpl;
}
public IToast ShowAsync(object content, float duration, ToastPosition position = ToastPosition.Bottom, IDataContext context = null)
{
View holder = null;
var currentActivity = PlatformExtensions.CurrentActivity;
if (currentActivity != null)
{
var selector = currentActivity.GetBindingMemberValue(AttachedMembersDesign.Activity.SnackbarViewSelector);
holder = selector == null
? currentActivity.GetBindingMemberValue(AttachedMembersDesign.Activity.SnackbarView)
: selector(content, position, context);
}
if (holder == null)
return _defaultPresenter.ShowAsync(content, duration, position, context);
var templateSelector = currentActivity.GetBindingMemberValue(AttachedMembersDesign.Activity.SnackbarTemplateSelector);
var toastImpl = new ToastImpl();
if (_threadManager.IsUiThread)
ShowInternal(toastImpl, templateSelector, holder, content, duration, position, context);
else
_threadManager.InvokeOnUiThreadAsync(() => ShowInternal(toastImpl, templateSelector, holder, content, duration, position, context), OperationPriority.High);
return toastImpl;
}
private void ShowInternal(ToastImpl toast, IDataTemplateSelector selector, View snackbarHolderView, object content, float duration, ToastPosition position, IDataContext context)
{
Snackbar snackbar;
if (selector == null)
snackbar = Snackbar.Make(snackbarHolderView, content.ToStringSafe("(null)"), (int)duration);
else
snackbar = (Snackbar)selector.SelectTemplate(content, snackbarHolderView);
if (snackbar == null)
toast.FromToast(_defaultPresenter.ShowAsync(content, duration, position, context));
else
toast.Show(snackbar, duration);
}
private static void ShowInternal(Activity activity, View snackbarHolderView, object content, float duration, ToastImpl toast)
{
Snackbar snackbar = null;
var selector = activity.GetBindingMemberValue(AttachedMembersDesign.Activity.SnackbarTemplateSelector);
if (selector != null)
snackbar = (Snackbar) selector.SelectTemplate(content, snackbarHolderView);
if (snackbar == null)
snackbar = Snackbar.Make(snackbarHolderView, content.ToStringSafe("(null)"), (int) duration);
toast.Show(snackbar, duration);
}
private static void ShowInternal(Activity activity, View snackbarHolderView, object content, float duration, ToastImpl toast)
{
Snackbar snackbar = null;
var selector = activity.GetBindingMemberValue(AttachedMembersDesign.Activity.SnackbarTemplateSelector);
if (selector != null)
{
snackbar = (Snackbar)selector.SelectTemplate(content, snackbarHolderView);
}
if (snackbar == null)
{
snackbar = Snackbar.Make(snackbarHolderView, content.ToStringSafe("(null)"), (int)duration);
}
toast.Show(snackbar, duration);
}
private void Show(object content, float duration, ToastPosition position, IDataContext context, ToastImpl toastImpl)
{
UIView owner = GetOwner() ?? UIApplication.SharedApplication.KeyWindow;
toastImpl.Toast = CreateToast(content, owner, duration, position, context ?? DataContext.Empty, toastImpl.Tcs);
ServiceProvider.AttachedValueProvider.AddOrUpdate(owner, Key, toastImpl.Toast,
(item, value, currentValue, state) =>
{
currentValue.Hide();
return value;
}).Show();
}
public IToast ShowAsync(object content, float duration, ToastPosition position = ToastPosition.Bottom,
IDataContext context = null)
{
var toast = new ToastImpl();
if (_threadManager.IsUiThread)
Show(content, duration, position, context, toast);
else
_threadManager.InvokeOnUiThreadAsync(() => Show(content, duration, position, context, toast));
return toast;
}
/// <summary> /// 尝试添加使用 <see cref="ToastService"/> 实现的 <see cref="IToast"/> /// </summary> /// <param name="services"></param> /// <returns></returns> public static IServiceCollection TryAddToast(this IServiceCollection services) => ToastImpl.TryAddToast(services);
