static void BindStringValue(
this NSCustomCaretColorTextField control,
IProperty <string> value,
IObservable <bool> isRooted)
{
var setByUser = false;
var hasUnsavedChanges = false;
value = value
.ConnectWhile(isRooted)
.DistinctUntilChangedOrSet();
DataBinding
.ObservableFromNativeEvent <EventArgs>(control, "Changed")
.Subscribe(_ =>
{
if (!setByUser)
{
return;
}
hasUnsavedChanges = true;
value.Write(control.StringValue, save: false);
});
value.Subscribe(v =>
Fusion.Application.MainThread.Schedule(() =>
{
setByUser = false;
try
{
control.StringValue = v;
}
finally
{
setByUser = true;
}
}));
((IObservableResponder)control).LostFocus.Subscribe(_ =>
{
if (!hasUnsavedChanges)
{
return;
}
value.Write(control.StringValue, save: true);
hasUnsavedChanges = false;
});
}
public static void Initialize(IScheduler dispatcher)
{
TextBox.Implementation.Factory = (value, isMultiLine, doWrap, onFocused, foregroundColor) =>
{
value = value.PreventFeedback();
return(Control
.Create(self =>
{
var ctrl = new NSCustomCaretColorTextField()
{
Editable = true,
Bordered = false,
Cell = doWrap
? new NSTextFieldCell()
{
Font = NSFont.SystemFontOfSize(11),
Wraps = doWrap,
Editable = true,
}
: new VerticallyCenteredTextFieldCell()
{
Font = NSFont.SystemFontOfSize(11),
Wraps = doWrap,
Editable = true,
},
FocusRingType = NSFocusRingType.None
};
onFocused.Do(handler =>
((IObservableResponder)ctrl).GotFocus
.WithLatestFromBuffered(handler.Execute.ConnectWhile(self.IsRooted), (_, h) => h)
.Subscribe(c => c()));
self.BindNativeDefaults(ctrl, dispatcher);
self.BindNativeProperty(dispatcher, "Enabled", value.IsReadOnly, isReadOnly => ctrl.Enabled = !isReadOnly);
ctrl.BindStringValue(value, self.IsRooted);
self.BindNativeProperty(dispatcher, "foreground", foregroundColor,
fg =>
{
ctrl.TextColor = ctrl.CaretColor = fg.ToNSColor();
});
return ctrl;
})
.WithHeight(20));
};
}