com.etest.view.systemadministration.syllabus.SyllabusMainUI.java Source code

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Here is the source code for com.etest.view.systemadministration.syllabus.SyllabusMainUI.java

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package com.etest.view.systemadministration.syllabus;

import com.etest.model.Syllabus;
import com.etest.service.CurriculumService;
import com.etest.service.SyllabusService;
import com.etest.serviceprovider.CurriculumServiceImpl;
import com.etest.serviceprovider.SyllabusServiceImpl;
import com.etest.view.systemadministration.syllabus.SyllabusDataGrid;
import com.etest.view.systemadministration.syllabus.SyllabusDataTable;
import com.etest.view.systemadministration.syllabus.SyllabusFormWindow;
import com.vaadin.server.FontAwesome;
import com.vaadin.shared.ui.label.ContentMode;
import com.vaadin.ui.Button;
import com.vaadin.ui.Grid;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.Panel;
import com.vaadin.ui.Table;
import com.vaadin.ui.UI;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.Window;
import com.vaadin.ui.themes.ValoTheme;

/**
 *
 * @author jetdario
 */
public class SyllabusMainUI extends VerticalLayout {

    CurriculumService cs = new CurriculumServiceImpl();
    SyllabusService ss = new SyllabusServiceImpl();
    Syllabus s = new Syllabus();
    Grid grid = new SyllabusDataGrid();
    Table table = new SyllabusDataTable();

    private static final String BUTTON_SAVE_CAPTION = "ENTER NEW SYLLABUS";
    private static final String BUTTON_UPDATE_CAPTION = "UPDATE SYLLABUS";

    private int syllabusId;

    public SyllabusMainUI() {
        setSizeFull();
        setMargin(true);
        setSpacing(true);

        Button addNew = new Button("ADD NEW SYLLABUS");
        addNew.setWidth("220px");
        addNew.setIcon(FontAwesome.OPENID);
        addNew.addStyleName(ValoTheme.BUTTON_LINK);
        addNew.addStyleName(ValoTheme.BUTTON_SMALL);
        addNew.addClickListener(buttonClickListener);

        addComponent(addNew);
        addComponent(dataGridPanel());
    }

    Panel dataGridPanel() {
        Panel panel = new Panel("List of All Syllabus");
        panel.setWidth("1000px");
        //        panel.setHeight("500px");

        populateDataTable();
        panel.setContent(table);

        return panel;
    }

    Table populateDataTable() {
        table.removeAllItems();
        int i = 0;
        for (Syllabus s : ss.getAllSyllabus()) {
            VerticalLayout v = new VerticalLayout();
            v.setWidth("100%");

            Button edit = new Button("edit");
            edit.setWidthUndefined();
            edit.setData(s.getSyllabusId());
            edit.setIcon(FontAwesome.PENCIL);
            edit.addStyleName(ValoTheme.BUTTON_LINK);
            edit.addStyleName(ValoTheme.BUTTON_TINY);
            edit.addStyleName("button-container");
            edit.addClickListener(buttonClickListener);
            v.addComponent(edit);

            Button delete = new Button("del");
            delete.setWidthUndefined();
            delete.setData(s.getSyllabusId());
            delete.setIcon(FontAwesome.TRASH_O);
            delete.addStyleName(ValoTheme.BUTTON_LINK);
            delete.addStyleName(ValoTheme.BUTTON_TINY);
            delete.addStyleName("button-container");
            delete.addClickListener(buttonClickListener);
            v.addComponent(delete);

            Label descriptiveTitle = new Label(s.getTopic(), ContentMode.HTML);
            descriptiveTitle.setStyleName("label-padding");

            Label topic = new Label(s.getTopic(), ContentMode.HTML);
            topic.setStyleName("label-padding");

            table.addItem(new Object[] {
                    //                s.getSyllabusId(), 
                    s.getSubject(), descriptiveTitle, s.getTopicNo(), topic, s.getEstimatedTime(), v }, i);
            i++;
        }
        table.setPageLength(table.size());

        return table;
    }

    //    Grid populateDataGrid(){
    //        grid.getContainerDataSource().removeAllItems();        
    //        for(Syllabus s: ss.getAllSyllabus()){
    //            grid.addRow(s.getSyllabusId(), 
    //                    s.getSubject(), 
    //                    s.getDescriptiveTitle(), 
    //                    s.getTopicNo(), 
    //                    s.getTopic(), 
    //                    s.getEstimatedTime());
    //        }
    //        grid.recalculateColumnWidths();
    //        
    //        grid.addItemClickListener((ItemClickEvent event) -> {
    //            Object itemId = event.getItemId();
    //            Item item = grid.getContainerDataSource().getItem(itemId);
    //                        
    //            syllabusId = CommonUtilities.convertStringToInt(item.getItemProperty("ID").getValue().toString());
    //            
    //            s = ss.getSyllabusById(syllabusId);
    //            subjects.setValue(s.getCurriculumId());
    //            topicNo.setValue(String.valueOf(s.getTopicNo()));
    //            estimatedTime.setValue(String.valueOf(s.getEstimatedTime()));
    //            topic.setValue(s.getTopic());
    //            formBtn.setCaption(BUTTON_UPDATE_CAPTION);
    //            enableNewSyllabusEntry.setVisible(true);
    //            enableNewSyllabusEntry.setValue(false);
    //        });
    //        
    //        return grid;
    //    }

    Button.ClickListener buttonClickListener = (Button.ClickEvent event) -> {
        Window sub;
        switch (event.getButton().getCaption()) {
        case "ADD NEW SYLLABUS": {
            sub = new SyllabusFormWindow(0, "save");
            if (sub.getParent() == null) {
                UI.getCurrent().addWindow(sub);
            }
            sub.addCloseListener((Window.CloseEvent e) -> {
                populateDataTable();
            });
            break;
        }

        case "edit": {
            sub = new SyllabusFormWindow((int) event.getButton().getData(), "edit");
            if (sub.getParent() == null) {
                UI.getCurrent().addWindow(sub);
            }
            sub.addCloseListener((Window.CloseEvent e) -> {
                populateDataTable();
            });
            break;
        }

        default: {
            sub = new SyllabusFormWindow((int) event.getButton().getData(), "del");
            if (sub.getParent() == null) {
                UI.getCurrent().addWindow(sub);
            }
            sub.addCloseListener((Window.CloseEvent e) -> {
                populateDataTable();
            });
        }
        }
    };

    int getSyllabusId() {
        return syllabusId;
    }
}