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/*******************************************************************************
* Copyright (c) 2000, 2005 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
*******************************************************************************/
package org.eclipse.compare.examples.xml;
import java.util.HashMap;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.*;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;
import org.eclipse.compare.examples.xml.ui.StatusDialog;
import org.eclipse.compare.examples.xml.ui.StatusInfo;
/**
* This class is used to add or edit a particular ID Mapping
*/
public class XMLCompareEditMappingDialog extends StatusDialog {
private Mapping fMapping;
private HashMap fIdmapHM;
private boolean fEdit;
private Text fElementText;
private Text fSignatureText;
private Text fIdAttributeText;
private Button fIdTypeAttributeButton;
private Button fIdTypeChildBodyButton;
/*
* Constructs a new edit mapping dialog.
*/
public XMLCompareEditMappingDialog(Shell parent, Mapping mapping, HashMap idmapHM, boolean edit) {
super(parent);
int shellStyle= getShellStyle();
setShellStyle(shellStyle | SWT.MAX | SWT.RESIZE);
fEdit= edit;
if (fEdit)
setTitle(XMLCompareMessages.XMLCompareEditMappingDialog_editTitle);
else
setTitle(XMLCompareMessages.XMLCompareEditMappingDialog_newTitle);
fMapping= mapping;
fIdmapHM= idmapHM;
}
/**
* Creates and returns the contents of the upper part
* of the dialog (above the button bar).
*
* Subclasses should override.
*
* @param ancestor the parent composite to contain the dialog area
* @return the dialog area control
*/
@Override
protected Control createDialogArea(Composite ancestor) {
Composite composite= (Composite) super.createDialogArea(ancestor);
Composite inner= new Composite(composite, SWT.NONE);
GridLayout layout= new GridLayout();
layout.numColumns= 2;
inner.setLayout(layout);
inner.setLayoutData(new GridData(GridData.FILL_BOTH));
//Element
Label label= new Label(inner, SWT.NULL);
label.setText(XMLCompareMessages.XMLCompareEditMappingDialog_element);
label.setLayoutData(new GridData());
fElementText= new Text(inner, SWT.BORDER);
fElementText.setText(fMapping.getElement());
fElementText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
fElementText.addModifyListener(new ModifyListener() {
@Override
public void modifyText(ModifyEvent e){
doValidation();
}
});
//Signature
label= new Label(inner, SWT.NULL);
label.setText(XMLCompareMessages.XMLCompareEditMappingDialog_signature);
label.setLayoutData(new GridData());
fSignatureText= new Text(inner, SWT.BORDER);
fSignatureText.setText(fMapping.getSignature());
GridData data= new GridData(GridData.FILL_HORIZONTAL);
data.widthHint= convertWidthInCharsToPixels(50);
fSignatureText.setLayoutData(data);
fSignatureText.addModifyListener(new ModifyListener() {
@Override
public void modifyText(ModifyEvent e){
doValidation();
}
});
//Id Attribute
label= new Label(inner, SWT.NULL);
label.setText(XMLCompareMessages.XMLCompareEditMappingDialog_idattribute);
label.setLayoutData(new GridData());
fIdAttributeText= new Text(inner, SWT.BORDER);
fIdAttributeText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
fIdAttributeText.addModifyListener(new ModifyListener() {
@Override
public void modifyText(ModifyEvent e){
doValidation();
}
});
//Id Source
createIdSourceGroup(inner);
fElementText.setFocus();
return composite;
}
/**
* Validate user input
*/
private void doValidation() {
StatusInfo status= new StatusInfo();
String text= fElementText.getText();
String mappingKey= Mapping.getKey(fSignatureText.getText(), text);
String errormsg= ""; //$NON-NLS-1$
boolean isError= false;
if (text.length() == 0) {
errormsg= XMLCompareMessages.XMLCompareEditMappingDialog_error_noname;
isError= true;
} else if (XMLComparePreferencePage.containsInvalidCharacters(text)) {
if (errormsg == "") errormsg= XMLCompareMessages.XMLCompareEditMappingDialog_error_invalidname; //$NON-NLS-1$
isError= true;
} else if (!fEdit && fIdmapHM != null && fIdmapHM.containsKey(mappingKey)) {
if (errormsg == "") errormsg= XMLCompareMessages.XMLCompareEditMappingDialog_error_mappingExists; //$NON-NLS-1$
isError= true;
}
text= fSignatureText.getText();
if (XMLComparePreferencePage.containsInvalidCharacters(text)) {
if (errormsg == "") errormsg= XMLCompareMessages.XMLCompareEditMappingDialog_error_invalidsignature; //$NON-NLS-1$
isError= true;
}
text= fIdAttributeText.getText();
if (text.length() == 0)
isError= true;
else if (XMLComparePreferencePage.containsInvalidCharacters(text)) {
if (errormsg == "") errormsg= XMLCompareMessages.XMLCompareEditMappingDialog_error_invalididattribute; //$NON-NLS-1$
isError= true;
}
if (isError) status.setError(errormsg);
updateStatus(status);
}
/**
* Notifies that the ok button of this dialog has been pressed.
*/
@Override
protected void okPressed() {
fMapping.setElement(fElementText.getText());
fMapping.setSignature(fSignatureText.getText());
String idtext= fIdAttributeText.getText();
if (fIdTypeChildBodyButton.getSelection()) {
idtext= new Character(XMLStructureCreator.ID_TYPE_BODY) + idtext;
}
fMapping.setIdAttribute(idtext);
super.okPressed();
}
private void createIdSourceGroup(Composite composite) {
Label titleLabel= new Label(composite, SWT.NONE);
titleLabel.setText(XMLCompareMessages.XMLCompareEditMappingDialog_idtype);
titleLabel.setToolTipText(XMLCompareMessages.XMLCompareEditMappingDialog_idtype_tooltip);
Composite buttonComposite= new Composite(composite, SWT.LEFT);
GridLayout layout= new GridLayout();
layout.numColumns= 2;
buttonComposite.setLayout(layout);
composite.setData(new GridData());
//attribute button
fIdTypeAttributeButton= createRadioButton(buttonComposite, XMLCompareMessages.XMLComparePreference_idtype_attribute);
fIdTypeAttributeButton.setToolTipText(XMLCompareMessages.XMLCompareEditMappingDialog_idtype_attribute_tooltip);
//child body button
fIdTypeChildBodyButton= createRadioButton(buttonComposite, XMLCompareMessages.XMLComparePreference_idtype_child_body);
fIdTypeChildBodyButton.setToolTipText(XMLCompareMessages.XMLCompareEditMappingDialog_idtype_childbody_tooltip);
String idtext= fMapping.getIdAttribute();
if (fEdit && idtext.charAt(0) == XMLStructureCreator.ID_TYPE_BODY) {
idtext= idtext.substring(1,idtext.length());
fIdTypeChildBodyButton.setSelection(true);
} else
fIdTypeAttributeButton.setSelection(true);
fIdAttributeText.setText(idtext);
}
private Button createRadioButton(Composite parent, String label) {
Button button= new Button(parent, SWT.RADIO | SWT.LEFT);
button.setText(label);
GridData data= new GridData();
button.setLayoutData(data);
return button;
}
}
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