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/**
* Copyright (c) 2011 Mia-Software.
*
* 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:
* Nicolas Guyomar (Mia-Software) - Bug 349546 - EMF Facet facetSet editor
* Gregoire Dupe (Mia-Software) - Bug 373248 - Clean PMD errors
*/
package org.eclipse.papyrus.emf.facet.efacet.ui.internal.composites;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.swt.events.KeyListener;
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.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Text;
@SuppressWarnings("PMD.ConstructorCallsOverridableMethod")
// @SuppressWarnings("PMD.ConstructorCallsOverridableMethod") Temporary: this class must be deeply refactored.
// TODO remove the @SuppressWarnings("PMD.ConstructorCallsOverridableMethod")
// cf. bug https://bugs.eclipse.org/bugs/show_bug.cgi?id=373248
public class BrowseComposite extends Composite {
private Text textField;
private Button browseButton;
private String browseButtonText = "..."; //$NON-NLS-1$
public BrowseComposite(final Composite parent, final int style) {
this(parent, style, null, true);
}
public BrowseComposite(final Composite parent, final int style, final String buttonName, final boolean canBeChanged) {
super(parent, SWT.NONE);
if (buttonName != null) {
this.browseButtonText = buttonName;
}
setEnabled(canBeChanged);
GridLayout layout = new GridLayout();
layout.marginHeight = 0;
layout.marginWidth = 0;
final int horizontalSpacing = 4;
layout.horizontalSpacing = horizontalSpacing;
layout.verticalSpacing = 0;
layout.makeColumnsEqualWidth = false;
layout.numColumns = 2;
setLayout(layout);
setLayoutData(new GridData(SWT.FILL, SWT.NONE, true, false));
createWidgets(style);
init();
}
public void addModifyListener(final ModifyListener modifyListener) {
if (this.textField != null) {
this.textField.addModifyListener(modifyListener);
}
}
public void removeModifyListener(final ModifyListener modifyListener) {
if (this.textField != null) {
this.textField.removeModifyListener(modifyListener);
}
}
protected void createWidgets(final int style) {
this.textField = new Text(this, SWT.SINGLE | style);
this.browseButton = new Button(this, SWT.PUSH);
}
private void init() {
this.textField.setEditable(false);
// We want the background white so that the user notices that there is something missing in
// the textField, but he has to use the "..." button
this.textField.setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_WHITE));
this.textField.setBounds(getBounds());
this.textField.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
this.textField.addKeyListener(new KeyListener() {
public void keyReleased(final KeyEvent e) {
// Nothing on release
}
public void keyPressed(final KeyEvent event) {
// Enter key pressed
if ((event.keyCode == SWT.CR && event.stateMask == 0) || (event.keyCode == SWT.KEYPAD_CR && event.stateMask == 0)) {
handleBrowse();
}
}
});
this.browseButton.setText(this.browseButtonText);
this.browseButton.setEnabled(isEnabled());
GridData data = new GridData(SWT.FILL, SWT.FILL, false, true);
this.browseButton.setLayoutData(data);
this.browseButton.addSelectionListener(new SelectionListener() {
public void widgetSelected(final SelectionEvent e) {
handleBrowse();
}
public void widgetDefaultSelected(final SelectionEvent e) {
// Nothing
}
});
}
protected void handleBrowse() {
// Meant to be overridden
}
public void updateTextFieldContent(final String content) {
if (this.textField != null) {
this.textField.setText(content);
this.textField.setFocus();
}
}
}
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