org.drools.guvnor.client.asseteditor.ruleflow.HumanTaskNode.java Source code

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Here is the source code for org.drools.guvnor.client.asseteditor.ruleflow.HumanTaskNode.java

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/*
 * Copyright 2005 JBoss Inc
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.drools.guvnor.client.asseteditor.ruleflow;

import java.util.Map;

import org.drools.guvnor.client.resources.FlowImages;

import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.BlurEvent;
import com.google.gwt.event.dom.client.BlurHandler;
import com.google.gwt.event.dom.client.FocusEvent;
import com.google.gwt.event.dom.client.FocusHandler;
import com.google.gwt.resources.client.ImageResource;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.Widget;

public class HumanTaskNode extends RuleFlowBaseNode implements AttributableNode {

    private static FlowImages images = GWT.create(FlowImages.class);

    private Map<String, String> attributes;

    @Override
    public Corners getCorners() {
        return Corners.ROUNDED;
    }

    @Override
    public ImageResource getImagePath() {
        return images.humanTask();
    }

    @Override
    public String getStyle() {
        return YELLOW_RULE_FLOW_NODE_STYLE;
    }

    /**
     * Show parameters when clicked.
     */
    public void onClick(Widget arg0) {

        if (parametersForm != null) {

            parametersForm.clear();

            for (final String key : attributes.keySet()) {

                final String value = attributes.get(key);

                final TextBox tb = new TextBox();
                tb.setWidth("300px");
                tb.setText(value);

                tb.addFocusHandler(new FocusHandler() {
                    public void onFocus(FocusEvent event) {
                        tb.selectAll();
                    }
                });
                tb.addBlurHandler(new BlurHandler() {
                    public void onBlur(BlurEvent event) {
                        attributes.put(key, tb.getText());
                    }
                });

                parametersForm.addAttribute(key, tb);
            }

        }
    }

    public void addAttribute(String key, String value) {
        attributes.put(key, value);
    }

    public Map<String, String> getParameters() {
        return attributes;
    }

    public void setAttributes(Map<String, String> map) {
        attributes = map;

    }
}