public static IDisposable BindOptionsTo(this Dropdown input, IReactiveCollection <string> options)
{
var addSubscription = options.ObserveAdd().Subscribe(x =>
{
var newOption = new Dropdown.OptionData {
text = x.Value
};
input.options.Insert(x.Index, newOption);
});
var updateSubscription = options.ObserveReplace().Subscribe(x =>
{
var existingOption = input.options[x.Index];
existingOption.text = x.NewValue;
});
var removeSubscription = options.ObserveRemove().Subscribe(x => input.options.RemoveAt(x.Index));
input.options.Clear();
foreach (var option in options)
{
var newOption = new Dropdown.OptionData {
text = option
};
input.options.Add(newOption);
}
return(new CompositeDisposable(addSubscription, updateSubscription, removeSubscription).AddTo(input));
}
public static IDisposable BindOptionsTo <T>(this TMP_Dropdown input, IReactiveCollection <T> options,
Func <T, string> textLocator, Func <T, Sprite> spriteLocator = null)
{
var addSubscription = options.ObserveAdd().Subscribe(x =>
{
var newOption = new TMP_Dropdown.OptionData {
text = textLocator(x.Value)
};
if (spriteLocator != null)
{
newOption.image = spriteLocator(x.Value);
}
input.options.Insert(x.Index, newOption);
});
var updateSubscription = options.ObserveReplace().Subscribe(x =>
{
var existingOption = input.options[x.Index];
existingOption.text = textLocator(x.NewValue);
if (spriteLocator != null)
{
existingOption.image = spriteLocator(x.NewValue);
}
});
var removeSubscription = options.ObserveRemove().Subscribe(x => input.options.RemoveAt(x.Index));
input.options.Clear();
foreach (var option in options)
{
var newOption = new TMP_Dropdown.OptionData {
text = textLocator(option)
};
if (spriteLocator != null)
{
newOption.image = spriteLocator(option);
}
input.options.Add(newOption);
}
return(new CompositeDisposable(addSubscription, updateSubscription, removeSubscription).AddTo(input));
}
public static IDisposable BindOptionsTo(this Dropdown input, IReactiveCollection <Dropdown.OptionData> options)
{
var addSubscription = options.ObserveAdd().Subscribe(x => input.options.Insert(x.Index, x.Value));
var removeSubscription = options.ObserveRemove().Subscribe(x => input.options.RemoveAt(x.Index));
var updateSubscription = options.ObserveReplace().Subscribe(x =>
{
input.options.RemoveAt(x.Index);
input.options.Insert(x.Index, x.NewValue);
});
input.options.Clear();
foreach (var option in options)
{
input.options.Add(option);
}
return(new CompositeDisposable(addSubscription, updateSubscription, removeSubscription).AddTo(input));
}
//用于重新搜索全表
public static UniRx.IObservable <IReactiveCollection <T> > ObserveItemChanged <T>(this IReactiveCollection <T> reactCollection)
{
return(reactCollection.ObserveAdd().CombineLatest(reactCollection.ObserveRemove(), reactCollection.ObserveMove(), reactCollection.ObserveReplace(), reactCollection.ObserveReset(),
(add, remove, move, replace, reset) =>
{
return reactCollection;
}));
}