ca.mcgill.cs.swevo.qualyzer.dialogs.RenameDialog.java Source code

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Here is the source code for ca.mcgill.cs.swevo.qualyzer.dialogs.RenameDialog.java

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/*******************************************************************************
 * Copyright (c) 2010 McGill University
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Jonathan Faubert
 *     Martin Robillard
 *******************************************************************************/
package ca.mcgill.cs.swevo.qualyzer.dialogs;

import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.TitleAreaDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;

import ca.mcgill.cs.swevo.qualyzer.model.Project;
import ca.mcgill.cs.swevo.qualyzer.model.validation.TranscriptNameValidator;

/**
 * Dialog to rename transcripts. 
 */
public class RenameDialog extends TitleAreaDialog {
    private Text fNewName;
    private String fName;
    private Project fProject;
    private String fOldName;

    /**
     * Constructor.
     * @param shell
     */
    public RenameDialog(Shell shell, Project project) {
        super(shell);
        fName = ""; //$NON-NLS-1$
        fProject = project;
    }

    @Override
    public void create() {
        super.create();
        setTitle(Messages.getString("dialogs.RenameDialog.renamingTranscript")); //$NON-NLS-1$
        setMessage(Messages.getString("dialogs.RenameDialog.renameTranscript")); //$NON-NLS-1$
        this.getButton(IDialogConstants.OK_ID).setEnabled(false);
    }

    @Override
    public Control createDialogArea(Composite parent) {
        GridLayout layout = new GridLayout();
        parent.setLayout(layout);

        Composite composite = new Composite(parent, SWT.NULL);
        layout = new GridLayout();
        layout.numColumns = 2;
        composite.setLayout(layout);
        composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

        Label label = new Label(composite, SWT.NULL);
        label.setText(Messages.getString("dialogs.RenameDialog.newName")); //$NON-NLS-1$

        fNewName = new Text(composite, SWT.BORDER);
        fNewName.setText(""); //$NON-NLS-1$
        fNewName.addModifyListener(createKeyListener());
        fNewName.setLayoutData(new GridData(SWT.FILL, SWT.NULL, true, false));

        return parent;
    }

    /**
     * @return
     */
    private ModifyListener createKeyListener() {
        return new ModifyListener() {

            @Override
            public void modifyText(ModifyEvent e) {
                TranscriptNameValidator lValidator = new TranscriptNameValidator(fNewName.getText().trim(),
                        fOldName, fProject);

                if (!lValidator.isValid()) {
                    setErrorMessage(lValidator.getErrorMessage());
                    getButton(IDialogConstants.OK_ID).setEnabled(false);
                } else {
                    setErrorMessage(null);
                    fName = fNewName.getText();
                    getButton(IDialogConstants.OK_ID).setEnabled(true);
                }
            }
        };
    }

    /**
     * Get the new name.
     * @return
     */
    public String getName() {
        return fName.trim();
    }

    /**
     * @param name
     */
    public void setCurrentName(String name) {
        fOldName = name;
    }

    /**
     * 
     * @return
     */
    public Text getNameText() {
        return fNewName;
    }

    /* (non-Javadoc)
     * @see org.eclipse.jface.dialogs.Dialog#okPressed()
     */
    @Override
    public void okPressed() {
        // TODO Auto-generated method stub
        super.okPressed();
    }

}