private static void OnColorChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
{//此处不会触发OnColorRBGChanged,造成递归
Color newColor = (Color)e.NewValue;
Color oldColor = (Color)e.OldValue;
UCColorPicker ucColorPicker = (UCColorPicker)sender;
ucColorPicker.Red = newColor.R;
ucColorPicker.Green = newColor.G;
ucColorPicker.Blue = newColor.B;
RoutedPropertyChangedEventArgs <Color> args = new RoutedPropertyChangedEventArgs <Color>(oldColor, newColor);
args.RoutedEvent = UCColorPicker.ColorChangedEvent;
ucColorPicker.RaiseEvent(args);
}
private static void OnColorRBGChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
{
UCColorPicker ucColorPicker = (UCColorPicker)sender;
Color color = ucColorPicker.Color;
if (e.Property == RedProperty)
{
color.R = (byte)e.NewValue;
}
if (e.Property == GreenProperty)
{
color.G = (byte)e.NewValue;
}
if (e.Property == BlueProperty)
{
color.B = (byte)e.NewValue;
}
ucColorPicker.Color = color;
}
