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/*******************************************************************************
* Copyright (c) 2001, 2004 IBM Corporation and others.
* 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:
* IBM Corporation - initial API and implementation
* Jens Lukowski/Innoopract - initial renaming/restructuring
*
*******************************************************************************/
package org.eclipse.wst.xml.ui.internal.dialogs;
import org.eclipse.jface.dialogs.Dialog;
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.graphics.Color;
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.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.help.WorkbenchHelp;
import org.eclipse.wst.xml.core.internal.provisional.NameValidator;
import org.eclipse.wst.xml.ui.internal.XMLUIMessages;
import org.eclipse.wst.xml.ui.internal.util.XMLCommonUIContextIds;
import org.w3c.dom.Element;
public class EditElementDialog extends Dialog implements ModifyListener {
protected Element element;
protected String elementName;
protected Text elementNameField;
protected Label errorMessageLabel;
protected Button okButton;
public EditElementDialog(Shell parentShell, Element element) {
super(parentShell);
setShellStyle(getShellStyle() | SWT.RESIZE);
this.element = element;
}
protected void buttonPressed(int buttonId) {
if (buttonId == IDialogConstants.OK_ID) {
elementName = getModelValue(elementNameField.getText());
}
super.buttonPressed(buttonId);
}
protected void createButtonsForButtonBar(Composite parent) {
okButton = createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false);
}
protected Control createContents(Composite parent) {
Control control = super.createContents(parent);
elementNameField.forceFocus();
elementNameField.selectAll();
updateErrorMessage();
return control;
}
protected Control createDialogArea(Composite parent) {
Composite dialogArea = (Composite) super.createDialogArea(parent);
WorkbenchHelp.setHelp(dialogArea, XMLCommonUIContextIds.XCUI_ELEMENT_DIALOG);
Composite composite = new Composite(dialogArea, SWT.NONE);
GridLayout layout = new GridLayout();
layout.numColumns = 2;
layout.marginWidth = 0;
composite.setLayout(layout);
composite.setLayoutData(new GridData(GridData.FILL_BOTH));
Label elementNameLabel = new Label(composite, SWT.NONE);
elementNameLabel.setText(XMLUIMessages._UI_LABEL_ELEMENT_NAME); //$NON-NLS-1$
elementNameField = new Text(composite, SWT.SINGLE | SWT.BORDER);
GridData gd = new GridData(GridData.FILL_HORIZONTAL);
gd.widthHint = 200;
elementNameField.setLayoutData(gd);
elementNameField.setText(getDisplayValue(element != null ? element.getNodeName() : "")); //$NON-NLS-1$
elementNameField.addModifyListener(this);
// error message
errorMessageLabel = new Label(composite, SWT.NONE);
errorMessageLabel.setText(XMLUIMessages.error_message_goes_here); //$NON-NLS-1$
gd = new GridData(GridData.FILL_HORIZONTAL);
gd.horizontalSpan = 2;
errorMessageLabel.setLayoutData(gd);
Color color = new Color(errorMessageLabel.getDisplay(), 200, 0, 0);
errorMessageLabel.setForeground(color);
return dialogArea;
}
protected String getDisplayValue(String string) {
return string != null ? string : ""; //$NON-NLS-1$
}
public String getElementName() {
return elementName;
}
protected String getModelValue(String string) {
String result = null;
if (string != null && string.trim().length() > 0) {
result = string;
}
return result;
}
public void modifyText(ModifyEvent e) {
updateErrorMessage();
}
protected void updateErrorMessage() {
String errorMessage = null;
String name = elementNameField.getText();
// String name = elementNameField.getText().trim();
if (name.length() > 0) {
// TODO use checkName from model level
//errorMessage = ValidateHelper.checkXMLName(name);
if (!NameValidator.isValid(name)) {
errorMessage = XMLUIMessages._UI_INVALID_NAME;
}
} else {
errorMessage = ""; //$NON-NLS-1$
}
errorMessageLabel.setText(errorMessage != null ? errorMessage : ""); //$NON-NLS-1$
okButton.setEnabled(errorMessage == null);
}
}
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