/* 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.reports;
import org.activiti.engine.ProcessEngines;
import org.activiti.engine.history.HistoricProcessInstance;
import org.activiti.engine.history.HistoricVariableInstance;
import org.activiti.explorer.ExplorerApp;
import org.activiti.explorer.I18nManager;
import org.activiti.explorer.Messages;
import org.activiti.explorer.ui.Images;
import org.activiti.explorer.ui.custom.DetailPanel;
import org.activiti.explorer.ui.form.FormPropertiesForm;
import org.activiti.explorer.ui.mainlayout.ExplorerLayout;
import org.activiti.explorer.util.time.HumanTime;
import com.vaadin.ui.Embedded;
import com.vaadin.ui.GridLayout;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.themes.Reindeer;
/**
* @author Frederik Heremans
*/
public class SavedReportDetailPanel extends DetailPanel {
private static final long serialVersionUID = 1L;
protected HistoricProcessInstance historicProcessInstance;
protected I18nManager i18nManager;
protected VerticalLayout detailPanelLayout;
protected HorizontalLayout detailContainer;
protected FormPropertiesForm processDefinitionStartForm;
public SavedReportDetailPanel(String historicProcessInstance) {
this.i18nManager = ExplorerApp.get().getI18nManager();
this.historicProcessInstance = ProcessEngines.getDefaultProcessEngine()
.getHistoryService().createHistoricProcessInstanceQuery().processInstanceId(historicProcessInstance).singleResult();
initUi();
}
protected void initUi() {
setSizeFull();
addStyleName(Reindeer.LAYOUT_WHITE);
detailPanelLayout = new VerticalLayout();
detailPanelLayout.setWidth(100, UNITS_PERCENTAGE);
detailPanelLayout.setMargin(true);
setDetailContainer(detailPanelLayout);
initHeader();
detailContainer = new HorizontalLayout();
detailContainer.addStyleName(Reindeer.PANEL_LIGHT);
detailPanelLayout.addComponent(detailContainer);
detailContainer.setSizeFull();
initForm();
}
protected void initHeader() {
GridLayout details = new GridLayout(2, 2);
details.setWidth(100, UNITS_PERCENTAGE);
details.addStyleName(ExplorerLayout.STYLE_TITLE_BLOCK);
details.setSpacing(true);
details.setMargin(false, false, true, false);
details.setColumnExpandRatio(1, 1.0f);
detailPanelLayout.addComponent(details);
// Image
Embedded image = new Embedded(null, Images.REPORT_50);
details.addComponent(image, 0, 0, 0, 1);
// Name
Label nameLabel = new Label(SavedReportListItem.getReportDisplayName(historicProcessInstance));
nameLabel.addStyleName(Reindeer.LABEL_H2);
details.addComponent(nameLabel, 1, 0);
// Properties
HorizontalLayout propertiesLayout = new HorizontalLayout();
propertiesLayout.setSpacing(true);
details.addComponent(propertiesLayout);
// Created Time
String createLabel = i18nManager.getMessage(Messages.REPORTING_CREATE_TIME, new HumanTime(i18nManager).format(historicProcessInstance.getEndTime()));
Label versionLabel = new Label(createLabel);
versionLabel.addStyleName(ExplorerLayout.STYLE_PROCESS_HEADER_START_TIME);
propertiesLayout.addComponent(versionLabel);
}
protected void initForm() {
// Report dataset is stored as historical variable as json
HistoricVariableInstance historicVariableInstance = ProcessEngines.getDefaultProcessEngine().getHistoryService()
.createHistoricVariableInstanceQuery()
.processInstanceId(historicProcessInstance.getId())
.variableName("reportData")
.singleResult();
// Generate chart
byte[] reportData = (byte[]) historicVariableInstance.getValue();
ChartComponent chart = ChartGenerator.generateChart(reportData);
chart.setWidth(100, UNITS_PERCENTAGE);
chart.setHeight(100, UNITS_PERCENTAGE);
// Put chart on screen
detailContainer.addComponent(chart);
}
}