protected override void Refresh()
{
var path = GetPath();
var asset = AssetDatabase.LoadAssetAtPath <SceneAsset>(path);
var text = asset ? asset.name : "None (Scene)";
var icon = GetIcon(asset);
SetLabel(icon, text);
if (asset)
{
var scene = SceneManager.GetSceneByPath(path);
var buildIndex = SceneUtility.GetBuildIndexByScenePath(path);
_load.SetEnabled(!scene.isLoaded || SceneManager.sceneCount > 1);
_load.image = scene.isLoaded ? Icon.Unload.Texture : Icon.Load.Texture;
_buildWarning.SetDisplayed(buildIndex < 0);
}
else
{
_load.image = Icon.Load.Texture;
_load.SetEnabled(false);
_buildWarning.SetDisplayed(false);
}
}
private void CreateFrame()
{
SetLabel(Proxy.Label, Proxy.Tooltip);
_addButton = AddHeaderButton(_addIcon.Texture, Proxy.AddTooltip, AddButtonUssClassName, AddItem);
_addButton.SetEnabled(false);
_removeButtons = Content.Query <IconButton>(className: RemoveButtonUssClassName).Build();
_keyField = new TextField();
_keyField.AddToClassList(HeaderKeyTextUssClassName);
_keyField.RegisterValueChangedCallback(evt => AddKeyChanged(evt.newValue));
_keyField.Q(TextField.textInputUssName).RegisterCallback <KeyDownEvent>(evt => KeyPressed(evt));
var keyPlaceholder = new PlaceholderControl(Proxy.AddPlaceholder);
keyPlaceholder.AddToField(_keyField);
Header.Add(_keyField);
_keyField.PlaceInFront(Label);
var empty = new TextElement {
text = Proxy.EmptyLabel, tooltip = Proxy.EmptyTooltip
};
empty.AddToClassList(EmptyLabelUssClassName);
Content.Add(empty);
_itemsContainer = new VisualElement();
_itemsContainer.AddToClassList(ItemsUssClassName);
Content.Add(_itemsContainer);
}
public void Refresh()
{
while (_itemsContainer.childCount > Proxy.ItemCount)
{
_itemsContainer.RemoveAt(_itemsContainer.childCount - 1);
}
for (var i = 0; i < _itemsContainer.childCount; i++)
{
UpdateItem(i);
}
for (var i = _itemsContainer.childCount; i < Proxy.ItemCount; i++)
{
CreateItem(i);
}
EnableInClassList(EmptyUssClassName, Proxy.ItemCount == 0);
EnableInClassList(AddDisabledUssClassName, !Proxy.AllowAdd);
EnableInClassList(RemoveDisabledUssClassName, !Proxy.AllowRemove);
EnableInClassList(MoveDisabledUssClassName, !Proxy.AllowReorder);
_addButton.SetEnabled(Proxy.CanAdd());
_removeButtons.ForEach(button =>
{
var index = GetItemIndex(button.parent);
var removable = Proxy.CanRemove(index);
button.SetEnabled(removable);
});
}
private void AddKeyChanged(string newValue)
{
// Separately check for empty because we don't want empty to be addable but we also don't want it be show as invalid
var valid = IsKeyValid(newValue) || string.IsNullOrEmpty(newValue);
EnableInClassList(AddKeyInvalidUssClassName, !valid);
_addButton.SetEnabled(valid && !string.IsNullOrEmpty(newValue));
}
protected override void Refresh()
{
var text = Value == null ? $"None ({Type.Name})" : Value.name;
var icon = GetIcon(Value);
SetLabel(icon, text);
_inspect.SetEnabled(Value);
}