protected override void OnPropertyChanged(string propertyName = null)
{
base.OnPropertyChanged(propertyName);
if (propertyName == IconProperty.PropertyName)
{
if (Icon != null && Icon.EndsWith(".svg", StringComparison.OrdinalIgnoreCase))
{
_image.Source = SvgImageSource.FromFile(Icon);
}
else
{
_image.Source = Icon;
}
}
if (propertyName == IconWidthProperty.PropertyName ||
propertyName == IconHeightProperty.PropertyName)
{
_image.WidthRequest = IconWidth;
_image.HeightRequest = IconHeight;
WidthRequest = Math.Max(IconWidth, 36d);
HeightRequest = Math.Max(IconHeight, 36d);
}
if (propertyName == IconSizeProperty.PropertyName)
{
if ((object)IconWidth != IconWidthProperty.DefaultValue)
{
_image.WidthRequest = IconSize;
WidthRequest = Math.Max(IconSize, 36d);
}
if ((object)IconHeight != IconHeightProperty.DefaultValue)
{
_image.HeightRequest = IconSize;
HeightRequest = Math.Max(IconSize, 36d);
}
}
if (propertyName == CommandProperty.PropertyName)
{
(GestureRecognizers.First() as TapGestureRecognizer).Command = Command;
}
if (propertyName == CommandParameterProperty.PropertyName)
{
(GestureRecognizers.First() as TapGestureRecognizer).CommandParameter = CommandParameter;
}
}
protected override void OnPropertyChanged(string propertyName = null)
{
base.OnPropertyChanged(propertyName);
if (propertyName == StateProperty.PropertyName)
{
if (State)
{
Image.Source = !string.IsNullOrEmpty(IconOn) ? SvgImageSource.FromFile(IconOn) : SvgImageSource.FromFile("more.svg");
}
else
{
Image.Source = !string.IsNullOrEmpty(IconOff) ? SvgImageSource.FromFile(IconOff) : SvgImageSource.FromFile("more.svg");
}
}
if (propertyName == IconOnProperty.PropertyName)
{
if (State)
{
Image.Source = !string.IsNullOrEmpty(IconOn) ? SvgImageSource.FromFile(IconOn) : SvgImageSource.FromFile("more.svg");
}
}
if (propertyName == IconOffProperty.PropertyName)
{
if (!State)
{
Image.Source = !string.IsNullOrEmpty(IconOff) ? SvgImageSource.FromFile(IconOff) : SvgImageSource.FromFile("more.svg");
}
}
if (propertyName == CommandProperty.PropertyName)
{
(GestureRecognizers.First() as TapGestureRecognizer).Command = Command;
}
if (propertyName == IconSizeProperty.PropertyName)
{
Image.WidthRequest = IconSize;
WidthRequest = Math.Max(IconSize, 36d);
Image.HeightRequest = IconSize;
HeightRequest = Math.Max(IconSize, 36d);
}
}
public ToggleButton()
{
Image = new CachedImage()
{
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Center,
FadeAnimationEnabled = false,
};
State = false;
Padding = 0;
GestureRecognizers.Clear();
GestureRecognizers.Add(new TapGestureRecognizer());
(GestureRecognizers.First() as TapGestureRecognizer).Tapped += tap;
HeightRequest = 36d;
WidthRequest = 36d;
IconSize = 25d;
Content = Image;
}