source: trunk/quest-ui-core/src/de/ugoe/cs/quest/swt/DataTabComposite.java @ 432

package de.ugoe.cs.quest.swt;

import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.swt.widgets.List;
import org.eclipse.swt.widgets.MessageBox;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.layout.GridData;

import de.ugoe.cs.quest.data.GlobalDataContainer;
import de.ugoe.cs.util.StringTools;
import de.ugoe.cs.util.console.CommandExecuter;

import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;

public class DataTabComposite extends Composite {

        List dataList;
        
        /**
         * Create the composite.
         * @param parent
         * @param style
         */
        public DataTabComposite(Composite parent, int style) {
                super(parent, style);
                createContent();
        }
        
        private void createContent() {
                setLayout(new GridLayout(3, false));
                
                dataList = new List(this, SWT.BORDER | SWT.V_SCROLL);
                dataList.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 3, 1));
                
                Button btnLoad = new Button(this, SWT.NONE);
                btnLoad.addSelectionListener(new SelectionAdapter() {
                        @Override
                        public void widgetSelected(SelectionEvent e) {
                                GetObjectNameDialog getObjectNameDialog = new GetObjectNameDialog(getShell(), SWT.NONE);
                                getObjectNameDialog.open();
                                String objectName = getObjectNameDialog.getObjectName();
                                if( "".equals(objectName) ) {
                                        return;
                                }
                                FileDialog fileDialog = new FileDialog(getShell(), SWT.OPEN);
                                String filename = fileDialog.open();
                                if( filename==null ) {
                                        return;
                                }
                                String command = "loadObject " + filename + " " + objectName;
                                CommandExecuter.getInstance().exec(command);
                                updateDataList();
                        }
                });
                btnLoad.setText("Load");
                
                Button btnSave = new Button(this, SWT.NONE);
                btnSave.addSelectionListener(new SelectionAdapter() {
                        @Override
                        public void widgetSelected(SelectionEvent e) {
                                String[] selectedStrings = dataList.getSelection();
                                if( selectedStrings.length==0 ) {
                                        SWTHelpers.noSelectionError(getShell());
                                        return;
                                }
                                if( selectedStrings.length>1 ) {
                                        MessageBox messageBox = new MessageBox(getShell(), SWT.ERROR);
                                        messageBox.setText("Error");
                                        messageBox.setMessage("Only one object storable at a time." + StringTools.ENDLINE + "Please select only one object.");
                                        return;
                                }
                                FileDialog fileDialog = new FileDialog(getShell(), SWT.SAVE);
                                String filename = fileDialog.open();
                                if( filename==null ) {
                                        return;
                                }
                                String command = "saveObject " + filename + " " + selectedStrings[0];
                                CommandExecuter.getInstance().exec(command);
                        }
                });
                btnSave.setText("Save");
                
                Button btnDelete_2 = new Button(this, SWT.NONE);
                btnDelete_2.addSelectionListener(new SelectionAdapter() {
                        @Override
                        public void widgetSelected(SelectionEvent e) {
                                if( SWTHelpers.deleteSelectedFromStorage(dataList)) {
                                        updateDataList();
                                } else {
                                        SWTHelpers.noSelectionError(getShell());
                                }
                        }
                });
                btnDelete_2.setText("Delete");
        }

        @Override
        protected void checkSubclass() {
                // Disable the check that prevents subclassing of SWT components
        }
        
        public void updateDataList() {
                dataList.removeAll();
                for( String sequencesName : GlobalDataContainer.getInstance().getAllKeys() ) {
                        dataList.add(sequencesName);
                }
        }

}