/*******************************************************************************
* Copyright (c) 2010 György Orosz.
* 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:
* György Orosz - initial API and implementation
******************************************************************************/
package org.erlide.wrangler.refactoring.duplicatedcode.ui;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
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 org.erlide.wrangler.refactoring.ui.AbstractInputDialog;
/**
* Input dialog for getting necessary input for duplicated code detection
* refactoring
*
* @author Gyorgy Orosz
*
*/
public class DuplicateCodeDetectionInputDialog extends AbstractInputDialog {
private int minToks;
private int minClones;
private boolean workOnlyInCurrentFile;
private Text minToksText;
private Text minClonesText;
private Button onlyInFileCheckBoxButton;
/**
* Constructor
*
* @param parentShell
* SWT shell
* @param dialogTitle
* dialog title
*/
public DuplicateCodeDetectionInputDialog(final Shell parentShell,
final String dialogTitle) {
super(parentShell, dialogTitle);
}
/**
* Gets the value of minimal tokens
*
* @return number of minimal tokens
*/
public int getMinToks() {
return minToks;
}
/**
* Gets the value of minimal clone numbers
*
* @return minimal clones number
*/
public int getMinClones() {
return minClones;
}
/**
* Gets the value of the 'run only in the current module' checkbox
*
* @return true, if the refactoring will be run in only the current module
*/
public boolean onlyInFile() {
return workOnlyInCurrentFile;
}
/*
* @Override protected void buttonPressed(int buttonId) {
* super.buttonPressed(buttonId); }
*/
@Override
protected void createButtonsForButtonBar(final Composite parent) {
super.createButtonsForButtonBar(parent);
minToksText.setFocus();
minToksText.setText("");
minToksText.selectAll();
}
@Override
protected Control createDialogArea(final Composite parent) {
// create composite
final Composite composite = (Composite) super.createDialogArea(parent);
// create message
final Label minTokslabel = new Label(composite, SWT.WRAP);
minTokslabel.setText("Minimal numbers of tokens a code clone should have:");
final GridData minToksData = new GridData(GridData.GRAB_HORIZONTAL
| GridData.GRAB_VERTICAL | GridData.HORIZONTAL_ALIGN_FILL
| GridData.VERTICAL_ALIGN_CENTER);
minToksData.widthHint = convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH);
minTokslabel.setLayoutData(minToksData);
minTokslabel.setFont(parent.getFont());
minToksText = new Text(composite, getInputTextStyle());
minToksText.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL
| GridData.HORIZONTAL_ALIGN_FILL));
minToksText.setText("20");
minToksText.addModifyListener(new ModifyListener() {
@Override
public void modifyText(final ModifyEvent e) {
validateInput();
}
});
final Label minClonesLabel = new Label(composite, SWT.WRAP);
minClonesLabel.setText("Minimum number of appearance times:");
final GridData minClonesData = new GridData( // GridData.GRAB_HORIZONTAL
// |
GridData.GRAB_VERTICAL // | GridData.HORIZONTAL_ALIGN_FILL
| GridData.VERTICAL_ALIGN_CENTER);
minClonesData.widthHint = convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH);
minClonesLabel.setLayoutData(minClonesData);
minClonesLabel.setFont(parent.getFont());
minClonesText = new Text(composite, getInputTextStyle());
minClonesText.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL
| GridData.HORIZONTAL_ALIGN_FILL));
minClonesText.setText("2");
minClonesText.addModifyListener(new ModifyListener() {
@Override
public void modifyText(final ModifyEvent e) {
validateInput();
}
});
onlyInFileCheckBoxButton = new Button(composite, SWT.CHECK);
onlyInFileCheckBoxButton.setText("Detect duplicates in the project");
onlyInFileCheckBoxButton.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL
| GridData.HORIZONTAL_ALIGN_FILL));
onlyInFileCheckBoxButton.addSelectionListener(new SelectionListener() {
@Override
public void widgetDefaultSelected(final SelectionEvent e) {
}
@Override
public void widgetSelected(final SelectionEvent e) {
validateInput();
}
});
errorMessageText = new Text(composite, SWT.READ_ONLY | SWT.WRAP);
errorMessageText.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL
| GridData.HORIZONTAL_ALIGN_FILL));
errorMessageText.setBackground(errorMessageText.getDisplay().getSystemColor(
SWT.COLOR_WIDGET_BACKGROUND));
setErrorMessage("Please use only integers!");
applyDialogFont(composite);
return composite;
}
@Override
protected void validateInput() {
String errorMsg = null;
try {
workOnlyInCurrentFile = !onlyInFileCheckBoxButton.getSelection();
minToks = Integer.parseInt(minToksText.getText());
minClones = Integer.parseInt(minClonesText.getText());
setErrorMessage(null);
} catch (final Exception e) {
errorMsg = "Minimal number of clones and tokens should be integers.";
setErrorMessage(errorMsg);
}
}
}