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InputSelectInstance.java
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InputSelectInstance.java
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package org.genericsystem.geography.components;
import org.genericsystem.common.Generic;
import org.genericsystem.geography.components.InputSelectInstance.ResultUl;
import org.genericsystem.geography.components.InputSelectInstance.SearchInput;
import org.genericsystem.geography.components.InputSelectInstance.SimpleBr;
import org.genericsystem.reactor.Context;
import org.genericsystem.reactor.Tag;
import org.genericsystem.reactor.annotations.BindAction;
import org.genericsystem.reactor.annotations.BindText;
import org.genericsystem.reactor.annotations.Children;
import org.genericsystem.reactor.annotations.ForEachContext;
import org.genericsystem.reactor.annotations.Style;
import org.genericsystem.reactor.annotations.StyleClass;
import org.genericsystem.reactor.context.ContextAction;
import org.genericsystem.reactor.context.ObservableListExtractorFromContext;
import org.genericsystem.reactor.context.StringExtractor;
import org.genericsystem.reactor.context.TextBinding;
import org.genericsystem.reactor.gscomponents.HtmlTag.HtmlBr;
import org.genericsystem.reactor.gscomponents.HtmlTag.HtmlDiv;
import org.genericsystem.reactor.gscomponents.HtmlTag.HtmlHyperLink;
import org.genericsystem.reactor.gscomponents.HtmlTag.HtmlInputText;
import org.genericsystem.reactor.gscomponents.HtmlTag.HtmlLi;
import org.genericsystem.reactor.gscomponents.HtmlTag.HtmlUl;
import javafx.beans.binding.ListBinding;
import javafx.beans.property.Property;
import javafx.beans.property.ReadOnlyStringWrapper;
import javafx.beans.value.ObservableValue;
import javafx.collections.MapChangeListener;
import javafx.collections.ObservableList;
import javafx.collections.transformation.SortedList;
@Children({ SearchInput.class, SimpleBr.class, ResultUl.class })
public class InputSelectInstance extends HtmlDiv {
@Override
public void init() {
createNewContextProperty("txt");
createNewContextProperty("selected");
}
@Children(ResultLi.class)
@Style(name = "margin-top", value = "0")
@Style(name = "background-color", value = "#fff")
@Style(name = "display", value = "inline-block")
@Style(name = "list-style-type", value = "none")
@Style(name = "position", value = "absolute")
@Style(name = "z-index", value = "200")
@Style(name = "padding-left", value = "0")
public static class ResultUl extends HtmlUl {
}
@ForEachContext(TEXT_FILTERED.class)
@Children({ ResultLink.class })
@Style(name = "background-color", value = "1.4em")
@StyleClass("autocomplete")
public static class ResultLi extends HtmlLi {
}
@BindText(GENERIC_TEXT.class)
@Style(name = "display", value = "block")
@Style(name = "text-decoration", value = "none")
@Style(name = "padding-left", value = "10px")
@Style(name = "padding-right", value = "10px")
@Style(name = "color", value = "black")
@BindAction(AutocompleteAction.class)
public static class ResultLink extends HtmlHyperLink {
}
public static class GENERIC_TEXT implements TextBinding {
@Override
public ObservableValue<String> apply(Context context, Tag tag) {
return new ReadOnlyStringWrapper(((InputSelectInstance) tag.getParent().getParent().getParent())
.displayInstance(context.getGeneric()));
}
}
public String displayInstance(Generic g) {
return StringExtractor.SIMPLE_CLASS_EXTRACTOR.apply(g);
}
@BindText(DEFAULT_TEXT.class)
public static class SearchInput extends HtmlInputText {
@Override
public void init() {
addPrefixBinding(context -> {
getDomNodeAttributes(context).addListener((MapChangeListener<String, String>) change -> {
if ("value".equals(change.getKey())) {
if (change.wasAdded())
getContextProperty("txt", context).setValue(change.getValueAdded());
}
});
});
}
}
public static class DEFAULT_TEXT implements TextBinding {
@Override
public ObservableValue<String> apply(Context context, Tag tag) {
String str = "";
if (tag.getContextProperty("selected", context).getValue() != null)
str = ((InputSelectInstance) tag.getParent())
.displayInstance((Generic) tag.getContextProperty("selected", context).getValue());
return new ReadOnlyStringWrapper(str);
}
}
public static class SimpleBr extends HtmlBr {
}
public static class AutocompleteAction implements ContextAction {
@Override
public void accept(Context context, Tag tag) {
tag.getParent().getParent().getParent().find(SearchInput.class).getDomNodeAttributes(context.getParent())
.put("value", ((InputSelectInstance) tag.getParent().getParent().getParent())
.displayInstance(context.getGeneric()));
tag.getContextProperty("txt", context).setValue("");
tag.getContextProperty("selected", context).setValue(context.getGeneric());
}
}
public SortedList<Generic> filterInstances(Context c, Property<String> t) {
return c.getGeneric().getObservableSubInstances()
.filtered(res -> (t.getValue() != null && t.getValue().length() > 1)
? ((String) res.getValue()).toLowerCase().startsWith(t.getValue().toLowerCase()) : false)
.sorted();
}
public static class TEXT_FILTERED implements ObservableListExtractorFromContext {
@Override
public ObservableList<Generic> apply(Context context, Tag tag) {
Property<String> text = tag.getContextProperty("txt", context);
return new ListBinding<Generic>() {
{
bind(text);
}
@Override
protected ObservableList<Generic> computeValue() {
return ((InputSelectInstance) tag.getParent().getParent()).filterInstances(context, text);
}
};
}
}
}