OpenConcerto

Dépôt officiel du code source de l'ERP OpenConcerto
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svn://code.openconcerto.org/openconcerto

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Rev Author Line No. Line
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/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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 *
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 * Copyright 2011-2019 OpenConcerto, by ILM Informatique. All rights reserved.
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 *
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 * The contents of this file are subject to the terms of the GNU General Public License Version 3
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 * only ("GPL"). You may not use this file except in compliance with the License. You can obtain a
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 * copy of the License at http://www.gnu.org/licenses/gpl-3.0.html See the License for the specific
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 * language governing permissions and limitations under the License.
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 *
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 * When distributing the software, include this License Header Notice in each file.
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 */
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 package org.openconcerto.ui.light;
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import java.io.IOException;
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import java.io.ObjectInput;
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import java.io.ObjectOutput;
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import java.util.ArrayList;
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import java.util.List;
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import net.minidev.json.JSONArray;
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import net.minidev.json.JSONObject;
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public class LightUIRadioButtons extends LightUserControl {
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    private final List<String> choices = new ArrayList<>();
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    public LightUIRadioButtons() {
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        // Serialization
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    }
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    // Init from json constructor
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    public LightUIRadioButtons(final JSONObject json) {
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        super(json);
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    }
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    // Clone constructor
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    public LightUIRadioButtons(final LightUIRadioButtons labelElement) {
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        super(labelElement);
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    }
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    public LightUIRadioButtons(final String id, final String label, final List<String> choices) {
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        this(id, label, choices, -1);
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    }
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    /**
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     *
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     * @param selectedIndex index of the selected value (-1 if nothing is selected)
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     */
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    public LightUIRadioButtons(final String id, final String label, final List<String> choices, int selectedIndex) {
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        super(id);
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        this.setType(LightUIElement.TYPE_RADIO_BUTTONS);
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        this.setLabel(label);
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        if (selectedIndex >= choices.size()) {
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            throw new IllegalArgumentException("invalid index " + selectedIndex + ", it must be between 0 and " + choices.size());
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        }
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        if (selectedIndex < 0) {
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            this.setValue(null);
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        } else {
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            this.setValue(String.valueOf(selectedIndex));
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        }
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        this.setChoices(choices);
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    }
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    public void setChoices(List<String> choices) {
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        this.choices.clear();
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        this.choices.addAll(choices);
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    }
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    public List<String> getChoices() {
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        return choices;
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    }
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    @Override
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    public JSONObject toJSON() {
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        final JSONObject json = super.toJSON();
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        final JSONArray array = new JSONArray();
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        for (String choice : choices) {
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            array.add(choice);
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        }
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        json.put("choices", array);
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        return json;
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    }
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    @Override
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    public void fromJSON(final JSONObject json) {
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        super.fromJSON(json);
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        final JSONArray array = (JSONArray) json.get("choices");
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        this.choices.clear();
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        for (Object o : array) {
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            this.choices.add(o.toString());
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        }
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    }
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    @Override
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    public void writeExternal(ObjectOutput out) throws IOException {
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        super.writeExternal(out);
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        out.writeInt(this.choices.size());
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        for (String c : this.choices) {
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            out.writeUTF(c);
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        }
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    }
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    @Override
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    public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
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        super.readExternal(in);
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        int size = in.readInt();
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        this.choices.clear();
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        for (int i = 0; i < size; i++) {
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            this.choices.add(in.readUTF());
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        }
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    }
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    @Override
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    public void _setValueFromContext(Object value) {
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        if (value instanceof Number) {
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            this.setValue(value.toString());
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        } else {
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            throw new IllegalArgumentException("Incorrect value " + value + "type for ui element: " + this.getId());
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        }
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    }
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    @Override
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    public Object getValueForContext() {
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        if (this.getValue() == null) {
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            return null;
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        } else {
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            return Integer.parseInt(this.getValue());
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        }
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    }
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}