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/*****************************************************************************
* Copyright (c) 2014 CEA LIST.
*
* 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:
*
* Vincent Lorenzo (CEA LIST) vincent.lorenzo@cea.fr - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.infra.nattable.wizard.pages;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.papyrus.infra.nattable.messages.Messages;
import org.eclipse.papyrus.infra.nattable.paste.PasteSeparator;
import org.eclipse.papyrus.infra.nattable.paste.TextDelimiter;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
/**
* The page to configure the separator used in the CSV file
*
* @author Vincent Lorenzo
*
*/
public class ImportCSVConfigurationPage extends WizardPage {
/**
* the paste separator
*/
private PasteSeparator separator;
/**
* the text delimiter
*/
private TextDelimiter textDelimiter;
/**
* the specific seaprator
*/
private char[] textChar = null;
/**
*
* Constructor.
*
* @param pageName
* the name of the import page
* @param title
* the title of the page
* @param titleImage
* the image for this page
* @param tableManager
* the table manager where the import will be done
*/
public ImportCSVConfigurationPage(final String pageName, final String title, final ImageDescriptor titleImage, final PasteSeparator defaultSeparator, final TextDelimiter defaultDelimiter) {
super(pageName, title, titleImage);
setDescription(Messages.ImportFilePage_SelectTheFileToImport);
this.separator = defaultSeparator;
this.textDelimiter = defaultDelimiter;
}
/**
*
* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
*
* @param parent
*/
@Override
public void createControl(final Composite parent1) {
final Composite pageComposite = new Composite(parent1, SWT.NONE);
setControl(pageComposite);
pageComposite.setLayout(new GridLayout(2, true));
final Group separatorGroup = new Group(pageComposite, SWT.NONE);
separatorGroup.setText(Messages.ImportCSVConfigurationPage_Separators);
separatorGroup.setLayout(new GridLayout(2, false));
for (final PasteSeparator current : PasteSeparator.values()) {
final Button button = new Button(separatorGroup, SWT.RADIO);
button.setText(current.getName());
button.addSelectionListener(new SelectionListener() {
@Override
public void widgetSelected(SelectionEvent e) {
if (button.isEnabled()) {
separator = current;
}
setPageComplete(validate());
}
@Override
public void widgetDefaultSelected(SelectionEvent e) {
// nothing to do
}
});
button.setSelection(current == separator);
final GridData data = new GridData();
if (current == PasteSeparator.OTHER) {
final Text text = new Text(separatorGroup, SWT.BORDER);
text.addKeyListener(new org.eclipse.swt.events.KeyListener() {
@Override
public void keyReleased(KeyEvent e) {
textChar = text.getTextChars();
setPageComplete(validate());
}
@Override
public void keyPressed(KeyEvent e) {
// nothing to do
}
});
button.addSelectionListener(new SelectionListener() {
@Override
public void widgetSelected(SelectionEvent e) {
text.setEnabled(button.getSelection());
setPageComplete(validate());
}
@Override
public void widgetDefaultSelected(SelectionEvent e) {
}
});
text.setEnabled(this.separator == PasteSeparator.OTHER);
} else {
data.horizontalSpan = 2;
}
button.setLayoutData(data);
}
final Composite textDelimiterComp = new Composite(pageComposite, SWT.NONE);
textDelimiterComp.setLayout(new GridLayout(2, false));
textDelimiterComp.setLayoutData(new GridData());
final Label label2 = new Label(textDelimiterComp, SWT.NONE);
label2.setText(Messages.ImportCSVConfigurationPage_SelectTheTextDelimiter);
final Combo combo = new Combo(textDelimiterComp, SWT.DROP_DOWN | SWT.READ_ONLY);
for (int i = 0; i < TextDelimiter.values().length; i++) {
final TextDelimiter current = TextDelimiter.values()[i];
combo.add(String.valueOf(current.getDelimiter()), i);
if (this.textDelimiter == current) {
combo.select(i);
}
}
combo.addSelectionListener(new SelectionListener() {
@Override
public void widgetSelected(SelectionEvent e) {
textDelimiter = TextDelimiter.values()[combo.getSelectionIndex()];
setPageComplete(validate());
}
@Override
public void widgetDefaultSelected(SelectionEvent e) {
// nothing to do
}
});
setPageComplete(validate());
}
/**
*
* @return
*/
private boolean validate() {
if (this.separator == PasteSeparator.OTHER) {
if (this.textChar == null || this.textChar.length == 0) {
setErrorMessage(Messages.ImportCSVConfigurationPage_TheCellSeparatorIsNotDefined);
return false;
} else if (this.textChar.length > 1) {
setErrorMessage(Messages.ImportCSVConfigurationPage_TheCellSeparatorMustBeExcatlyOneChar);
return false;
}
}
setErrorMessage(null);
return true;
}
/**
*
* @return
* the selected separator
*/
public char getSeparator() {
if (this.separator == PasteSeparator.OTHER) {
return textChar[0];
}
return this.separator.getSeparator();
}
/**
*
* @return
* the selected text delimiter
*/
public char getTextDelimiter() {
return this.textDelimiter.getDelimiter();
}
}
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