de.fhrt.codenvy.bpmn.part.bpmnProperties.widgets.elements.process.general.TableDataObjectsWidget.java Source code

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Here is the source code for de.fhrt.codenvy.bpmn.part.bpmnProperties.widgets.elements.process.general.TableDataObjectsWidget.java

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/*******************************************************************************
 * Copyright (c) 2012-2015 Codenvy, S.A.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   Codenvy, S.A. - initial API and implementation
 *******************************************************************************/

package de.fhrt.codenvy.bpmn.part.bpmnProperties.widgets.elements.process.general;

import org.eclipse.che.ide.util.loging.Log;

import com.google.gwt.cell.client.ButtonCell;
import com.google.gwt.cell.client.EditTextCell;
import com.google.gwt.cell.client.FieldUpdater;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.cellview.client.Column;
import com.google.gwt.user.client.ui.Button;

import de.fhrt.codenvy.bpmn.part.bpmnProperties.BpmnPropertiesView;
import de.fhrt.codenvy.bpmn.part.bpmnProperties.elements.interfaces.flowElements.DataObjectFlowElement;
import de.fhrt.codenvy.bpmn.part.bpmnProperties.widgets.AbstractBpmnDataTableWidget;

public class TableDataObjectsWidget extends AbstractBpmnDataTableWidget<DataObjectFlowElement> {

    private Column<DataObjectFlowElement, String> tcDataObjectName;
    private Column<DataObjectFlowElement, String> tcBtnRemove;
    private Button btnAdd;

    // TODO: handle id generation

    public TableDataObjectsWidget(BpmnPropertiesView.CurrentJsoAccess jsoAccess) {
        super(jsoAccess);
        Log.info(TableDataObjectsWidget.class, "constructor()");
        tcDataObjectName = new Column<DataObjectFlowElement, String>(new EditTextCell()) {

            @Override
            public String getValue(DataObjectFlowElement object) {
                if (null == object.getAttr_name()) {
                    return "";
                }
                return object.getAttr_name();
            }
        };

        tcDataObjectName.setFieldUpdater(new FieldUpdater<DataObjectFlowElement, String>() {

            public void update(int index, final DataObjectFlowElement object, final String value) {
                Log.info(TableDataObjectsWidget.class, "tcDataObjectName-fieldUpdater: update");
                object.setAttr_name(value);
                getTable().redraw();
                getJsoAccess().onContentChange();
            }

        });

        tcBtnRemove = new Column<DataObjectFlowElement, String>(new ButtonCell()) {
            @Override
            public String getValue(DataObjectFlowElement object) {
                return "x";
            }
        };

        tcBtnRemove.setFieldUpdater(new FieldUpdater<DataObjectFlowElement, String>() {

            @Override
            public void update(int index, DataObjectFlowElement object, String value) {
                getJsoAccess().getCurrentElement().removeDataObjectFlowElement(object);
                getDataProvider().getList().remove(object);
                getDataProvider().refresh();
                getTable().redraw();
                getJsoAccess().onContentChange();
            }
        });

        getTable().addColumn(tcDataObjectName, "Name");
        getTable().addColumn(tcBtnRemove, "");

        btnAdd = new Button("Add");
        btnAdd.addClickHandler(new ClickHandler() {

            @Override
            public void onClick(ClickEvent event) {
                DataObjectFlowElement newDataObject = getJsoAccess().getCurrentElement().addDataObjectFlowElement();
                getDataProvider().getList().add(newDataObject);
                getDataProvider().refresh();
                getTable().redraw();
                getJsoAccess().onContentChange();
            }
        });

        getButtonPanel().add(btnAdd);

    }

    @Override
    public void update() {
        getDataProvider().getList().clear();
        getDataProvider().getList().addAll(getJsoAccess().getCurrentElement().getDataObjectsFlowElements());
    }
}