/* 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.explorer.ui.task;
import java.io.InputStream;
import org.activiti.engine.IdentityService;
import org.activiti.engine.ProcessEngines;
import org.activiti.engine.identity.Picture;
import org.activiti.engine.identity.User;
import org.activiti.explorer.Constants;
import org.activiti.explorer.ExplorerApp;
import org.activiti.explorer.ViewManager;
import org.activiti.explorer.ui.Images;
import org.activiti.explorer.ui.mainlayout.ExplorerLayout;
import com.vaadin.event.MouseEvents.ClickEvent;
import com.vaadin.terminal.Resource;
import com.vaadin.terminal.StreamResource;
import com.vaadin.terminal.StreamResource.StreamSource;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.Embedded;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.themes.Reindeer;
/**
* Component for one user (picture + name + optional action).
*
* @author Joram Barrez
*/
public class UserDetailsComponent extends HorizontalLayout {
private static final long serialVersionUID = 1L;
protected transient IdentityService identityService;
protected ViewManager viewManager;
protected User user;
protected String skypeId;
protected String role;
protected String buttonCaption;
protected ClickListener clickListener;
public UserDetailsComponent(String userId, String role) {
this.role = role;
this.identityService = ProcessEngines.getDefaultProcessEngine().getIdentityService();
this.viewManager = ExplorerApp.get().getViewManager();
if (userId != null) {
user = identityService.createUserQuery().userId(userId).singleResult();
skypeId = identityService.getUserInfo(userId, Constants.USER_INFO_SKYPE);
}
}
public UserDetailsComponent(String userId, String role, String buttonCaption, ClickListener clickListener) {
this(userId, role);
this.buttonCaption = buttonCaption;
this.clickListener = clickListener;
}
@Override
public void attach() {
super.attach();
setSpacing(true);
addUserPicture();
addUserDetails();
}
protected void addUserPicture() {
Resource pictureResource = Images.USER_32; // default icon
if (user != null) {
final Picture userPicture = identityService.getUserPicture(user.getId());
if (userPicture != null) {
pictureResource = new StreamResource(new StreamSource() {
public InputStream getStream() {
return userPicture.getInputStream();
}
}, user.getId(), ExplorerApp.get());
}
}
Embedded picture = new Embedded(null, pictureResource);
picture.setType(Embedded.TYPE_IMAGE);
picture.addStyleName(ExplorerLayout.STYLE_TASK_EVENT_PICTURE);
if (user != null) {
// Only set fixed height and width when user has image, otherwise icon's dimensions will be used
picture.setHeight("32px");
picture.setWidth("32px");
}
addComponent(picture);
// Add profile popup listener
if (user != null) {
picture.addStyleName(ExplorerLayout.STYLE_CLICKABLE);
picture.addListener(new com.vaadin.event.MouseEvents.ClickListener() {
public void click(ClickEvent event) {
viewManager.showProfilePopup(user.getId());
}
});
}
}
protected void addUserDetails() {
VerticalLayout detailsLayout = new VerticalLayout();
addComponent(detailsLayout);
// Layout for name + skype
HorizontalLayout nameLayout = new HorizontalLayout();
nameLayout.setSpacing(true);
detailsLayout.addComponent(nameLayout);
// Name
Label nameLabel = null;
if (user != null) {
nameLabel = new Label(user.getFirstName() + " " + user.getLastName());
nameLabel.addStyleName(ExplorerLayout.STYLE_LABEL_BOLD);
} else {
nameLabel = new Label(" ", Label.CONTENT_XHTML);
}
nameLayout.addComponent(nameLabel);
// Layout for lower details
HorizontalLayout actionsLayout = new HorizontalLayout();
actionsLayout.setSpacing(true);
detailsLayout.addComponent(actionsLayout);
// Role
Label roleLabel = new Label(role);
actionsLayout.addComponent(roleLabel);
// Action button
if (clickListener != null) {
Button button = new Button(buttonCaption);
button.addStyleName(Reindeer.BUTTON_SMALL);
button.addListener(clickListener);
actionsLayout.addComponent(button);
}
}
}