void Initialize()
{
_dlgView.Parent = XF.Application.Current.MainPage;
_renderer = Dialogs.CreateNativeView(_dlgView);
var measure = Dialogs.Measure(_dlgView);
_dlgView.Layout(new XF.Rectangle(0, 0, measure.Width, measure.Height));
if (_dlgView.CornerRadius > 0)
{
var nativeView = _renderer.View as ViewGroup;
var border = new GradientDrawable();
border.SetCornerRadius(Dialogs.Context.ToPixels(_dlgView.CornerRadius));
if (!_dlgView.BackgroundColor.IsDefault)
{
border.SetColor(_dlgView.BackgroundColor.ToAndroid());
}
nativeView.ClipToOutline = true;
nativeView.SetBackground(border);
}
_contentView = new FrameLayout(Dialogs.Context);
using (var param = new FrameLayout.LayoutParams(ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.MatchParent))
{
_contentView.LayoutParameters = param;
}
var fixPaddingTop = _dlgView.OverlayColor.IsTransparentOrDefault() ? (int)Dialogs.Context.ToPixels(24) : 0;
if (_dlgView.UseCurrentPageLocation)
{
var padding = Dialogs.CalcWindowPadding();
_contentView.SetPadding(0, padding.top - fixPaddingTop, 0, padding.bottom);
}
else
{
_contentView.SetPadding(0, (int)Dialogs.Context.ToPixels(24) - fixPaddingTop, 0, 0); // Statusbar
}
_contentView.SetBackgroundColor(_dlgView.OverlayColor.ToAndroid());
_contentView.SetClipChildren(false);
_contentView.SetClipToPadding(false);
_contentView.SetOnKeyListener(this);
_contentView.FocusableInTouchMode = true;
_contentView.Touch += _contentView_Touch;
var width = Dialogs.Context.ToPixels(_dlgView.Bounds.Width);
var height = Dialogs.Context.ToPixels(_dlgView.Bounds.Height);
using (var param = new FrameLayout.LayoutParams(
ViewGroup.LayoutParams.WrapContent, ViewGroup.LayoutParams.WrapContent)
{
Width = (int)width,
Height = (int)height,
Gravity = Dialogs.GetGravity(_dlgView),
})
{
Dialogs.SetOffsetMargin(param, _dlgView);
_contentView.AddView(_renderer.View, 0, param);
};
// For now, Dynamic resizing is gaven to only Dialog.
_dlgView.LayoutNative = () =>
{
if (_renderer == null || _renderer.View.IsDisposed())
{
return;
}
var p = _renderer.View.LayoutParameters as FrameLayout.LayoutParams;
var w = (int)Dialogs.Context.ToPixels(_dlgView.Bounds.Width);
var h = (int)Dialogs.Context.ToPixels(_dlgView.Bounds.Height);
using (var param = new FrameLayout.LayoutParams(ViewGroup.LayoutParams.WrapContent, ViewGroup.LayoutParams.WrapContent)
{
Width = w,
Height = h,
Gravity = p.Gravity
})
{
Dialogs.SetOffsetMargin(param, _dlgView);
_renderer.View.LayoutParameters = param;
};
};
OnceInitializeAction = null;
}
public void Show(ToastView view, object viewModel = null)
{
view.Parent = XF.Application.Current.MainPage;
view.BindingContext = viewModel;
var toast = new Android.Widget.Toast(Dialogs.Context);
var offsetX = (int)Dialogs.Context.ToPixels(view.OffsetX);
var offsetY = (int)Dialogs.Context.ToPixels(view.OffsetY);
// HACK: For some reason, the offset direction is reversed when GravityFlags contains Left or Bottom.
if (view.HorizontalLayoutAlignment == XF.LayoutAlignment.End)
{
offsetX *= -1;
}
if (view.VerticalLayoutAlignment == XF.LayoutAlignment.End)
{
offsetY *= -1;
}
toast.SetGravity(Dialogs.GetGravity(view), offsetX, offsetY);
toast.Duration = Android.Widget.ToastLength.Long;
var renderer = Dialogs.CreateNativeView(view);
var measure = Dialogs.Measure(view);
view.Layout(new XF.Rectangle(new XF.Point(0, 0), measure));
var realW = (int)Dialogs.Context.ToPixels(measure.Width);
var realH = (int)Dialogs.Context.ToPixels(measure.Height);
var layout = new LinearLayout(Dialogs.Context);
using (var param = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.MatchParent)
{
Width = realW,
Height = realH
}){
layout.LayoutParameters = param;
}
using (var param = new LinearLayout.LayoutParams(realW, realH)
{
Width = realW, Height = realH
}){
layout.AddView(renderer.View, param);
}
if (view.CornerRadius > 0)
{
var border = new GradientDrawable();
border.SetCornerRadius(Dialogs.Context.ToPixels(view.CornerRadius));
if (!view.BackgroundColor.IsDefault)
{
border.SetColor(view.BackgroundColor.ToAndroid());
border.Alpha = (int)(view.Opacity * 255);
}
layout.ClipToOutline = true;
layout.SetBackground(border);
}
toast.View = layout;
view.RunPresentationAnimation();
toast.Show();
var duration = Math.Max(Math.Min(view.Duration - 260, 3500), 0); // give a bit millisecond margin
var handler = new Handler();
handler.PostDelayed(new Runnable(view.RunDismissalAnimation), duration);
handler.PostDelayed(new Runnable(() =>
{
//view.RunDismissalAnimation();
//await Task.Delay(250);
toast?.Cancel();
view.Parent = null;
if (!renderer.View.IsDisposed())
{
renderer.View.RemoveFromParent();
renderer.View.Dispose();
}
layout.Dispose();
// I coudn't reproduce https://github.com/muak/AiForms.Dialogs/issues/2.
// But I let this code disabled because it has no influent even if it is disabled.
//toast.View = null;
renderer.Dispose();
renderer = null;
toast?.Dispose();
toast = null;
view.Destroy();
view.BindingContext = null;
}), view.Duration);
}
