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GSSelect.java
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GSSelect.java
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package org.genericsystem.reactor.az;
import java.util.Map;
import org.genericsystem.reactor.Context;
import org.genericsystem.reactor.HtmlDomNode;
import org.genericsystem.reactor.Tag;
import org.genericsystem.reactor.gstag.HtmlOption;
import org.genericsystem.reactor.model.ObservableListExtractor;
import org.genericsystem.reactor.model.StringExtractor;
import org.genericsystem.reactor.modelproperties.ComponentsDefaults;
import org.genericsystem.reactor.modelproperties.SelectionDefaults;
import io.vertx.core.json.JsonObject;
import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableValue;
public class GSSelect extends GSTagImpl implements SelectionDefaults, ComponentsDefaults {
public HtmlOption optionElement;
public GSSelect() {
super("select");
initSelect();
}
private GSSelect(Tag parent) {
super(parent, "select");
initSelect();
}
protected void initSelect() {
options();
initProperties();
createSelectionProperty();
bindBiDirectionalSelection(optionElement);
addPrefixBinding(model -> {
if ("Color".equals(StringExtractor.SIMPLE_CLASS_EXTRACTOR.apply(model.getGeneric()))) {
Map<String, String> map = getDomNodeStyles(model);
ChangeListener<String> listener = (o, old, newValue) -> map.put("background-color", newValue);
ObservableValue<String> observable = getSelectionString(model);
observable.addListener(listener);
map.put("background-color", observable.getValue());
}
});
optionElement.addPrefixBinding(model -> {
if ("Color".equals(StringExtractor.SIMPLE_CLASS_EXTRACTOR.apply(model.getGeneric().getMeta())))
optionElement.addStyle(model, "background-color", optionElement.getGenericStringProperty(model).getValue());
});
}
@Override
public HtmlDomNode createNode(HtmlDomNode parent, Context modelContext) {
return new HtmlDomNode(parent, modelContext, this) {
@Override
public void handleMessage(JsonObject json) {
if (UPDATE.equals(json.getString(MSG_TYPE))) {
((SelectionDefaults) getTag()).getSelectionIndex(getModelContext()).setValue(json.getInteger(SELECTED_INDEX));
}
}
};
}
protected void options() {
optionElement = new HtmlOption(this) {
{
bindText();
forEach(GSSelect.this);
}
};
}
protected void initProperties() {
}
public static class CompositeSelectWithEmptyEntry extends GSSelect {
public CompositeSelectWithEmptyEntry() {
}
public CompositeSelectWithEmptyEntry(Tag parent) {
super(parent);
}
@Override
protected void options() {
new HtmlOption(this);
super.options();
}
@Override
protected void initProperties() {
setSelectionShift(1);
}
}
public static class InstanceCompositeSelect extends GSSelect {
public InstanceCompositeSelect() {
}
public InstanceCompositeSelect(Tag parent) {
super(parent);
}
@Override
protected void initSelect() {
super.initSelect();
addPostfixBinding(model -> {
if ("Color".equals(StringExtractor.SIMPLE_CLASS_EXTRACTOR.apply(model.getGeneric().getMeta())))
addStyle(model, "background-color", getSelectionString(model).getValue());
});
addPostfixBinding(model -> getSelectionProperty(model).addListener((ov, ova, nva) -> model.getGenerics()[1].updateComponent(nva.getGeneric(), model.getGenerics()[1].getComponents().indexOf(model.getGeneric()))));
}
@Override
public ObservableListExtractor getObservableListExtractor() {
return ObservableListExtractor.SUBINSTANCES_OF_META;
}
}
}