source: trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/swt/EditSequenceDialog.java @ 247

package de.ugoe.cs.eventbench.swt;

import java.util.SortedSet;

import org.eclipse.swt.widgets.Dialog;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.MessageBox;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.TableItem;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;

import de.ugoe.cs.eventbench.data.Event;

public class EditSequenceDialog extends Dialog {

        protected Object result;
        protected Shell shell;
        private Table table;
        private TableColumn tblclmnEventType;
        private TableColumn tblclmnEventTarget;
        
        private java.util.List<Event<?>> sequence;
        private SortedSet<String> targets;

        /**
         * Create the dialog.
         * @param parent
         * @param style
         */
        public EditSequenceDialog(Shell parent, int style, SortedSet<String> targets) {
                super(parent, style);
                setText("SWT Dialog");
                this.targets = targets;
        }

        /**
         * Open the dialog.
         * @return the result
         */
        public Object open(java.util.List<Event<?>> sequence) {
                this.sequence = sequence;
                createContents();
                shell.open();
                shell.layout();
                Display display = getParent().getDisplay();
                while (!shell.isDisposed()) {
                        if (!display.readAndDispatch()) {
                                display.sleep();
                        }
                }
                return result;
        }

        /**
         * Create contents of the dialog.
         */
        private void createContents() {
                shell = new Shell(getParent(), SWT.SHELL_TRIM | SWT.BORDER | SWT.APPLICATION_MODAL);
                shell.setSize(450, 300);
                shell.setText(getText());
                shell.setLayout(new GridLayout(3, false));
                
                table = new Table(shell, SWT.BORDER | SWT.FULL_SELECTION);
                table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 3, 1));
                table.setHeaderVisible(true);
                table.setLinesVisible(true);
                
                tblclmnEventType = new TableColumn(table, SWT.NONE);
                tblclmnEventType.setWidth(100);
                tblclmnEventType.setText("Event Type");
                
                tblclmnEventTarget = new TableColumn(table, SWT.NONE);
                tblclmnEventTarget.setWidth(100);
                tblclmnEventTarget.setText("Event Target");
                
                updateTableContents();
                
                Button btnInsertBefore = new Button(shell, SWT.NONE);
                btnInsertBefore.addSelectionListener(new SelectionAdapter() {
                        @Override
                        public void widgetSelected(SelectionEvent e) {
                                int index = table.getSelectionIndex();
                                if( index==-1 ) {
                                        MessageBox messageBox = new MessageBox(shell, SWT.ERROR);
                                        messageBox.setMessage("No event selected!");
                                        messageBox.setText("Error");
                                        messageBox.open();
                                } else {
                                        openInsertDialog(index);
                                }
                        }
                });
                btnInsertBefore.setText("Insert Before");
                
                Button btnInsertAfter = new Button(shell, SWT.NONE);
                btnInsertAfter.addSelectionListener(new SelectionAdapter() {
                        @Override
                        public void widgetSelected(SelectionEvent e) {
                                int index = table.getSelectionIndex();
                                if( index==-1 ) {
                                        MessageBox messageBox = new MessageBox(shell, SWT.ERROR);
                                        messageBox.setMessage("No event selected!");
                                        messageBox.setText("Error");
                                        messageBox.open();
                                } else {
                                        openInsertDialog(index+1);
                                }
                        }
                });
                btnInsertAfter.setText("Insert After");
                
                Button btnClose = new Button(shell, SWT.NONE);
                btnClose.addSelectionListener(new SelectionAdapter() {
                        @Override
                        public void widgetSelected(SelectionEvent e) {
                                shell.dispose();
                        }
                });
                btnClose.setText("Close");

        }
        
        private void updateTableContents() {
                table.removeAll();
                for( Event<?> event : sequence ) {
                        TableItem tableItem = new TableItem(table, SWT.NONE);
                        tableItem.setText(new String[]{event.getType(),event.getTarget()});
                }
        }
        
        private void openInsertDialog(int position) {
                InsertAssertionDialog insertDialog = new InsertAssertionDialog(shell, SWT.NONE, targets);
                Event<?> event = insertDialog.open();
                if( event!=null ) {
                        sequence.add(position, event);
                        updateTableContents();
                }
        }

}