void ApplyMinTrackTintColor(string propertyName)
{
if (propertyName == null || propertyName == SliderGloss.MinTrackTintColorProperty.PropertyName)
{
var minTrackTintColor = (Color)Element.GetValue(SliderGloss.MinTrackTintColorProperty);
// Skip assigning anything if all properties are being applied and the color is set to the default value
if (propertyName != null || minTrackTintColor != Color.Default)
{
var aMinTrackTintColor = (minTrackTintColor == Color.Default) ?
ThemeUtil.IntToColor(ThemeUtil.ColorAccent(Control.Context,
ThemeUtil.DefaultColorControlTrackActivated)) :
minTrackTintColor.ToAndroid();
if (Android.OS.Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Lollipop)
{
// FYI: Lollipop (API 21) has a broken implementation for the ProgressTintList property.
// Assigning a value to the property causes the entire track to be colored with the assigned
// value, instead of just the track to the left of the thumb. It works as expected on API 22+.
Control.ProgressTintList = ColorStateList.ValueOf(aMinTrackTintColor);
}
else if (XFGloss.Droid.Library.UsingAppCompat)
{
DrawableCompat.SetTint(DrawableCompat.Wrap(Control.ProgressDrawable), aMinTrackTintColor);
// We also have to explicitly set the MaxTrackTintColor to either the specified custom color or
// the default color. Otherwise, setting the MinTrackTintColor tints both the left and right
// sides of the track
ApplyMaxTrackTintColor(null, true);
}
else
{
Console.WriteLine(XFGloss.Droid.Library.appCompatWarning);
}
}
}
}
void ApplyThumbTintColor(string propertyName)
{
if (propertyName == null || propertyName == SliderGloss.ThumbTintColorProperty.PropertyName)
{
var thumbTintColor = (Color)Element.GetValue(SliderGloss.ThumbTintColorProperty);
// Skip assigning anything if all properties are being applied and the color is set to the default value
if (propertyName != null || thumbTintColor != Color.Default)
{
var aThumbTintColor = (thumbTintColor == Color.Default) ?
ThemeUtil.IntToColor(ThemeUtil.ColorAccent(Control.Context,
ThemeUtil.DefaultColorControlThumb)) :
thumbTintColor.ToAndroid();
if (Android.OS.Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Lollipop)
{
Control.ThumbTintList = ColorStateList.ValueOf(aThumbTintColor);
}
else if (XFGloss.Droid.Library.UsingAppCompat)
{
DrawableCompat.SetTint(DrawableCompat.Wrap(Control.Thumb), aThumbTintColor);
}
else
{
Console.WriteLine(XFGloss.Droid.Library.appCompatWarning);
}
}
}
}
void ApplyMaxTrackTintColor(string propertyName, bool forceApply = false)
{
// We always want to force the application of the MaxTrackTintColor if we're running an API that is older
// than Marshmallow and we're also using the AppCompat library so the track color will be appropriately
// clamped.
forceApply = forceApply ||
(Android.OS.Build.VERSION.SdkInt < Android.OS.BuildVersionCodes.M &&
XFGloss.Droid.Library.UsingAppCompat);
if (propertyName == null ||
propertyName == SliderGloss.MaxTrackTintColorProperty.PropertyName ||
forceApply)
{
var maxTrackTintColor = (Color)Element.GetValue(SliderGloss.MaxTrackTintColorProperty);
// Skip assigning anything if all properties are being applied and the color is set to the default value
if (propertyName != null || maxTrackTintColor != Color.Default || forceApply)
{
if (maxTrackTintColor != Color.Default)
{
maxTrackTintColor = new Color(maxTrackTintColor.R, maxTrackTintColor.G, maxTrackTintColor.B, 0.3);
}
var aMaxTrackTintColor =
(maxTrackTintColor == Color.Default) ?
ThemeUtil.IntToColor(ThemeUtil.ColorControlNormal(Control.Context,
ThemeUtil.DefaultColorControlTrack)) :
maxTrackTintColor.ToAndroid();
if (!XFGloss.Droid.Library.UsingAppCompat || XFGloss.Droid.Library.UsingAppCompatAlpha)
{
// Clamp the track tint colors to 30% opacity - API 24 automatically does this. AppCompat doesn't.
aMaxTrackTintColor = new AColor(aMaxTrackTintColor.R,
aMaxTrackTintColor.G,
aMaxTrackTintColor.B,
(byte)77);
}
if (Android.OS.Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Lollipop)
{
// FYI: Lollipop (API 21) has the ProgressBackgroundTintList implemented but it is broken.
// Assigning a value to the property has no effect on API 21. It works as expected on API 22+.
Control.ProgressBackgroundTintList = ColorStateList.ValueOf(aMaxTrackTintColor);
}
else if (XFGloss.Droid.Library.UsingAppCompat)
{
ThemeUtil.SetLayerTint(Control.ProgressDrawable as LayerDrawable, 0, aMaxTrackTintColor);
}
else
{
Console.WriteLine(XFGloss.Droid.Library.appCompatWarning);
}
}
}
}