public BooleanEditorControl(IHostResourceProvider hostResource)
: base(hostResource)
{
BooleanEditor = new FocusableBooleanButton();
BooleanEditor.Title = string.Empty;
// update the value on 'enter'
BooleanEditor.Activated += (sender, e) => {
switch (BooleanEditor.State)
{
case NSCellStateValue.Off:
ViewModel.Value = false;
break;
case NSCellStateValue.On:
ViewModel.Value = true;
break;
}
};
AddSubview(BooleanEditor);
this.AddConstraints(new[] {
NSLayoutConstraint.Create(BooleanEditor, NSLayoutAttribute.CenterY, NSLayoutRelation.Equal, this, NSLayoutAttribute.CenterY, 1f, 0f),
NSLayoutConstraint.Create(BooleanEditor, NSLayoutAttribute.Width, NSLayoutRelation.Equal, this, NSLayoutAttribute.Width, 1f, 0f),
});
}
protected override void OnViewModelChanged(PropertyViewModel oldModel)
{
base.OnViewModelChanged(oldModel);
if (ViewModel == null)
{
return;
}
float top = 3;
while (this.combinableList.Count > ViewModel.Choices.Count)
{
var child = this.combinableList.KeyAt(ViewModel.Choices.Count);
child.RemoveFromSuperview();
this.combinableList.RemoveAt(ViewModel.Choices.Count);
}
int i = 0;
for (; i < ViewModel.Choices.Count; i++)
{
var choice = ViewModel.Choices[i];
NSButton checkbox;
if (i >= this.combinableList.Count)
{
checkbox = new FocusableBooleanButton();
checkbox.Activated += SelectionChanged;
AddSubview(checkbox);
this.AddConstraints(new[] {
NSLayoutConstraint.Create(checkbox, NSLayoutAttribute.Top, NSLayoutRelation.Equal, this, NSLayoutAttribute.Top, 1f, top),
NSLayoutConstraint.Create(checkbox, NSLayoutAttribute.Left, NSLayoutRelation.Equal, this, NSLayoutAttribute.Left, 1f, 0f),
NSLayoutConstraint.Create(checkbox, NSLayoutAttribute.Width, NSLayoutRelation.Equal, this, NSLayoutAttribute.Width, 1f, 0),
NSLayoutConstraint.Create(checkbox, NSLayoutAttribute.Height, NSLayoutRelation.Equal, 1f, subrowHeight),
});
}
else
{
checkbox = this.combinableList.KeyAt(i);
}
checkbox.Title = choice.Name;
this.combinableList[checkbox] = choice;
top += subrowHeight;
}
// Set our tabable order
this.firstKeyView = this.combinableList.KeyAt(0);
this.lastKeyView = this.combinableList.KeyAt(this.combinableList.Count - 1);
SetEnabled();
UpdateAccessibilityValues();
}
