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ObservableModelSelector.java
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ObservableModelSelector.java
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package org.genericsystem.reactor.model;
import java.util.function.BiFunction;
import org.genericsystem.api.core.ApiStatics;
import org.genericsystem.common.Generic;
import org.genericsystem.defaults.tools.BindingsTools;
import org.genericsystem.reactor.Context;
import org.genericsystem.reactor.Tag;
import org.genericsystem.reactor.modelproperties.SelectionDefaults;
import javafx.beans.binding.Bindings;
import javafx.beans.value.ObservableValue;
import javafx.collections.ObservableList;
public interface ObservableModelSelector extends BiFunction<Context, Tag, ObservableValue<Context>> {
public static class SELECTION_SELECTOR implements ObservableModelSelector {
@Override
public ObservableValue<Context> apply(Context context, Tag tag) {
return ((SelectionDefaults) tag).getSelectionProperty(context);
}
}
public static class REMOVABLE_HOLDER_SELECTOR implements ObservableModelSelector {
@Override
public ObservableValue<Context> apply(Context context, Tag tag) {
ObservableList<Generic> holders = ObservableListExtractor.HOLDERS.apply(context.getParent().getGenerics());
return BindingsTools
.transmitSuccessiveInvalidations(Bindings.createObjectBinding(() -> (!context.getParent().getGeneric().isRequiredConstraintEnabled(ApiStatics.BASE_POSITION) && holders.size() == 1) || holders.size() > 1 ? context : null, holders));
}
}
}