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GSSelect.java
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GSSelect.java
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package org.genericsystem.reactor.gs;
import java.util.Map;
import org.genericsystem.reactor.ReactorStatics;
import org.genericsystem.reactor.gstag.GSOption;
import org.genericsystem.reactor.model.GenericModel;
import org.genericsystem.reactor.model.ObservableListExtractor;
import org.genericsystem.reactor.model.StringExtractor;
import javafx.beans.binding.Bindings;
import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableValue;
public class GSSelect extends GSTag {
public GSOption optionElement;
private GSSelect(GSTag parent) {
super(parent, "select");
options();
init();
createNewProperty(ReactorStatics.SELECTION);
storeProperty(ReactorStatics.SELECTION_INDEX, model -> model.getSelectionIndex(this));
bindBiDirectionalSelection(optionElement);
storeProperty(ReactorStatics.SELECTION_STRING,
model -> Bindings.createStringBinding(() -> getStringExtractor().apply(getProperty(ReactorStatics.SELECTION, model).getValue() != null ? ((GenericModel) getProperty(ReactorStatics.SELECTION, model).getValue()).getGeneric() : null),
getProperty(ReactorStatics.SELECTION, model)));
}
@Override
protected SelectableHtmlDomNode createNode(String parentId) {
return new SelectableHtmlDomNode(parentId);
}
protected void options() {
optionElement = new GSOption(this) {
{
bindText(GenericModel::getString);
forEach(GSSelect.this);
}
};
}
protected void init() {
}
public static class CompositeSelectWithEmptyEntry extends GSSelect {
public CompositeSelectWithEmptyEntry(GSTag parent) {
super(parent);
addPrefixBinding(model -> {
if ("Color".equals(StringExtractor.SIMPLE_CLASS_EXTRACTOR.apply(model.getGeneric()))) {
Map<String, String> map = model.getObservableStyles(this);
ChangeListener<String> listener = (o, old, newValue) -> map.put("background-color", newValue);
ObservableValue<String> observable = model.getObservableValue(this, ReactorStatics.SELECTION_STRING);
observable.addListener(listener);
map.put("background-color", observable.getValue());
}
});
optionElement.addPrefixBinding(model -> {
if ("Color".equals(StringExtractor.SIMPLE_CLASS_EXTRACTOR.apply(model.getGeneric().getMeta())))
model.getObservableStyles(optionElement).put("background-color", model.getString().getValue());
});
}
@Override
protected void options() {
new GSOption(this);
super.options();
}
@Override
protected void init() {
createNewProperty(ReactorStatics.SELECTION_SHIFT);
initProperty(ReactorStatics.SELECTION_SHIFT, 1);
}
}
public static class ColorsSelect extends GSSelect {
public ColorsSelect(GSTag parent) {
super(parent);
bindStyle("background-color", ReactorStatics.SELECTION_STRING);
optionElement.bindStyle("background-color", ReactorStatics.TEXT, GenericModel::getString);
}
}
public static class InstanceCompositeSelect extends GSSelect {
public InstanceCompositeSelect(GSTag parent) {
super(parent);
addPostfixBinding(modelContext -> {
int axe = pos(modelContext.getGenerics()[2], modelContext.getGenerics()[1]);
getProperty(ReactorStatics.SELECTION, modelContext).addListener((ov, ova, nva) -> modelContext.getGenerics()[2].updateComponent(((GenericModel) nva).getGeneric(), axe));
});
}
@Override
public ObservableListExtractor getObservableListExtractor() {
return ObservableListExtractor.SUBINSTANCES_OF_META;
}
}
}