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using System;
using System.Windows;
using System.Windows.Controls;
using Xamarin.PropertyEditing.Drawing;
using Xamarin.PropertyEditing.ViewModels;
namespace Xamarin.PropertyEditing.Windows
{
internal class SolidBrushEditorControl
: PropertyEditorControl
{
public SolidBrushEditorControl ()
{
DefaultStyleKey = typeof (SolidBrushEditorControl);
}
ComboBox colorSpacePicker;
BrushPropertyViewModel ViewModel => DataContext as BrushPropertyViewModel;
public override void OnApplyTemplate ()
{
base.OnApplyTemplate ();
if (ViewModel == null) return;
this.colorSpacePicker = GetTemplateChild ("colorSpacePicker") as ComboBox;
if (this.colorSpacePicker == null)
throw new InvalidOperationException ($"{nameof (SolidBrushEditorControl)} is missing a child ComboBox named \"colorSpacePicker\"");
if (ViewModel.Solid.ColorSpaces == null || ViewModel.Solid.ColorSpaces.Count == 0) {
this.colorSpacePicker.Visibility = Visibility.Collapsed;
}
if (ViewModel.Property.CanWrite) {
// Handle color space changes
this.colorSpacePicker.SelectionChanged += (s, e) => {
if (ViewModel != null && ViewModel.Value != null) {
ViewModel.Value = new CommonSolidBrush (ViewModel.Solid.Color, (string)e.AddedItems[0]);
}
};
}
AddHandler (CurrentColorCommitterControlBase.CommitCurrentColorEvent,
new RoutedEventHandler((s, e) => ViewModel.Solid.CommitLastColor ()));
AddHandler (CurrentColorCommitterControlBase.CommitHueEvent,
new RoutedEventHandler ((s, e) => ViewModel.Solid.CommitHue ()));
}
}
}
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