org.activiti.kickstart.ui.popup.FormPopupWindow.java Source code

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Here is the source code for org.activiti.kickstart.ui.popup.FormPopupWindow.java

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/* 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.activiti.kickstart.ui.popup;

import org.activiti.kickstart.dto.FormDto;
import org.activiti.kickstart.dto.FormPropertyDto;
import org.activiti.kickstart.model.TaskFormModel;
import org.activiti.kickstart.ui.table.PropertyTable;

import com.vaadin.ui.Button;
import com.vaadin.ui.CheckBox;
import com.vaadin.ui.ComboBox;
import com.vaadin.ui.GridLayout;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.TextField;
import com.vaadin.ui.Window;
import com.vaadin.ui.Button.ClickEvent;

/**
 * @author Joram Barrez
 */
public class FormPopupWindow extends Window {

    protected static final long serialVersionUID = -1754225937375971709L;

    protected static final String TITLE = "Define form";
    protected static final String FORM_TITLE = "Form title";
    protected static final String DESCRIPTION = "Description";
    protected static final String DATA = "Data";

    protected Object taskItemId;
    protected TaskFormModel formModel;

    protected TextField titleField;
    protected TextField descriptionField;
    protected PropertyTable propertyTable;

    public FormPopupWindow(Object taskItemId, TaskFormModel formModel) {
        this.taskItemId = taskItemId;
        this.formModel = formModel;

        setModal(true);
        setWidth("50%");
        center();
        setCaption(TITLE);

        initUi();
    }

    protected void initUi() {
        GridLayout layout = new GridLayout(2, 4);
        layout.setSpacing(true);
        addComponent(layout);

        // Title
        layout.addComponent(new Label(FORM_TITLE));
        titleField = new TextField();
        layout.addComponent(titleField);

        // Description
        layout.addComponent(new Label(DESCRIPTION));
        descriptionField = new TextField();
        descriptionField.setRows(2);
        descriptionField.setColumns(25);
        layout.addComponent(descriptionField);

        // Property table
        propertyTable = new PropertyTable();
        layout.addComponent(new Label(DATA));
        layout.addComponent(propertyTable);
        fillFormFields();

        // Buttons
        HorizontalLayout buttons = new HorizontalLayout();
        buttons.setSpacing(true);

        // Save button
        Button saveButton = new Button("Save");
        buttons.addComponent(saveButton);
        saveButton.addListener(new Button.ClickListener() {

            private static final long serialVersionUID = -2906886872414089331L;

            public void buttonClick(ClickEvent event) {
                FormDto form = createForm();
                formModel.addForm(taskItemId, form);
                close();
            }
        });

        // Delete button
        Button deleteButton = new Button("Delete");
        buttons.addComponent(deleteButton);
        deleteButton.addListener(new Button.ClickListener() {

            private static final long serialVersionUID = 5267967369680365653L;

            public void buttonClick(ClickEvent event) {
                formModel.removeForm(taskItemId);
                close();
            }
        });

        layout.addComponent(new Label(""));
        layout.addComponent(buttons);
    }

    public FormDto createForm() {
        FormDto formDto = new FormDto();
        formDto.setTitle((String) titleField.getValue());
        formDto.setDescription((String) descriptionField.getValue());
        for (Object itemId : propertyTable.getItemIds()) {
            FormPropertyDto formProperty = new FormPropertyDto();
            formProperty.setProperty((String) propertyTable.getItem(itemId).getItemProperty("property").getValue());
            formProperty
                    .setType((String) ((ComboBox) propertyTable.getItem(itemId).getItemProperty("type").getValue())
                            .getValue());
            formProperty.setRequired(
                    (Boolean) ((CheckBox) propertyTable.getItem(itemId).getItemProperty("required").getValue())
                            .getValue());
            formDto.addFormProperty(formProperty);
        }
        return formDto;
    }

    protected void fillFormFields() {
        FormDto form = formModel.getForm(taskItemId);
        if (form == null) {
            propertyTable.addPropertyRow();
        } else {
            titleField.setValue(form.getTitle());
            descriptionField.setValue(form.getDescription());
            for (FormPropertyDto property : form.getFormProperties()) {
                propertyTable.addPropertyRow(property.getProperty(), property.getType(), property.isRequired());
            }
        }
    }

}