/*******************************************************************************
* Copyright (c) 2005, 2007 Spring IDE Developers
* 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:
* Spring IDE Developers - initial API and implementation
*******************************************************************************/
package org.springframework.ide.eclipse.webflow.ui.graph.dialogs;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.TitleAreaDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.graphics.Image;
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.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.TabFolder;
import org.eclipse.swt.widgets.TabItem;
import org.eclipse.swt.widgets.Text;
import org.springframework.ide.eclipse.webflow.core.internal.model.EndState;
import org.springframework.ide.eclipse.webflow.core.internal.model.EntryActions;
import org.springframework.ide.eclipse.webflow.core.internal.model.OutputMapper;
import org.springframework.ide.eclipse.webflow.core.internal.model.WebflowModelXmlUtils;
import org.springframework.ide.eclipse.webflow.core.model.IActionElement;
import org.springframework.ide.eclipse.webflow.core.model.IAttributeEnabled;
import org.springframework.ide.eclipse.webflow.core.model.ICloneableModelElement;
import org.springframework.ide.eclipse.webflow.core.model.IEndState;
import org.springframework.ide.eclipse.webflow.core.model.IInputAttribute;
import org.springframework.ide.eclipse.webflow.core.model.IMapping;
import org.springframework.ide.eclipse.webflow.core.model.IOutputAttribute;
import org.springframework.ide.eclipse.webflow.core.model.IWebflowModelElement;
import org.springframework.ide.eclipse.webflow.ui.editor.outline.webflow.WebflowUIImages;
public class EndStatePropertiesDialog extends TitleAreaDialog implements IDialogValidator {
private IEndState endState;
private IEndState endStateClone;
private Label nameLabel;
private Text nameText;
private Label viewLabel;
private Text viewText;
private Button okButton;
private IWebflowModelElement parent;
private PropertiesComposite properties;
private ActionComposite entryActionsComposite;
private OutputMapperComposite outputMapperComposite;
private ExceptionHandlerComposite exceptionHandlerComposite;
private List<IActionElement> entryActions;
private List<IOutputAttribute> outputAttributes;
private List<IMapping> outputMapping;
private List<org.springframework.ide.eclipse.webflow.core.model.IExceptionHandler> exceptionHandler;
private Label parentLabel;
private Text parentText;
private Label commitLabel;
private Button commitText;
public EndStatePropertiesDialog(Shell parentShell, IWebflowModelElement parent, IEndState state) {
super(parentShell);
this.endState = state;
this.parent = parent;
this.endStateClone = ((EndState) state).cloneModelElement();
if (this.endStateClone.getEntryActions() != null) {
entryActions = new ArrayList<IActionElement>();
entryActions.addAll(this.endStateClone.getEntryActions().getEntryActions());
}
else {
entryActions = new ArrayList<IActionElement>();
EntryActions entry = new EntryActions();
entry.createNew(endStateClone);
endStateClone.setEntryActions(entry);
}
if (this.endStateClone.getOutputMapper() != null) {
outputAttributes = new ArrayList<IOutputAttribute>();
outputMapping = new ArrayList<IMapping>();
outputAttributes.addAll(this.endStateClone.getOutputMapper().getOutputAttributes());
outputMapping.addAll(this.endStateClone.getOutputMapper().getMapping());
}
else {
outputAttributes = new ArrayList<IOutputAttribute>();
outputMapping = new ArrayList<IMapping>();
OutputMapper entry = new OutputMapper();
entry.createNew(endStateClone);
endStateClone.setOutputMapper(entry);
}
exceptionHandler = new ArrayList<org.springframework.ide.eclipse.webflow.core.model.IExceptionHandler>();
if (this.endStateClone.getExceptionHandlers() != null) {
exceptionHandler.addAll(this.endStateClone.getExceptionHandlers());
}
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.dialogs.Dialog#buttonPressed(int)
*/
protected void buttonPressed(int buttonId) {
if (buttonId == IDialogConstants.OK_ID) {
this.endStateClone.setId(trimString(getId()));
this.endStateClone.setView(trimString(viewText.getText()));
if (!WebflowModelXmlUtils.isVersion1Flow(endState)) {
this.endStateClone.setParent(trimString(parentText.getText()));
this.endStateClone.setCommit(Boolean.toString(commitText.getSelection()));
}
if (endState.getEntryActions() == null && this.entryActions.size() > 0) {
EntryActions entry = new EntryActions();
entry.createNew(endStateClone);
for (IActionElement a : this.entryActions) {
entry.addEntryAction(a);
}
endStateClone.setEntryActions(entry);
}
else if (this.entryActions.size() == 0) {
endStateClone.setEntryActions(null);
}
else {
endStateClone.getEntryActions().removeAll();
for (IActionElement a : this.entryActions) {
endStateClone.getEntryActions().addEntryAction(a);
}
}
if (this.exceptionHandler != null && this.exceptionHandler.size() > 0) {
endStateClone.removeAllExceptionHandler();
for (org.springframework.ide.eclipse.webflow.core.model.IExceptionHandler a : this.exceptionHandler) {
endStateClone.addExceptionHandler(a);
}
}
else {
endStateClone.removeAllExceptionHandler();
}
if (endState.getOutputMapper() == null
&& (this.outputAttributes.size() > 0 || this.outputMapping.size() > 0)) {
OutputMapper entry = new OutputMapper();
entry.createNew(endStateClone);
for (IInputAttribute a : this.outputAttributes) {
entry.addOutputAttribute((IOutputAttribute) a);
}
for (IMapping a : this.outputMapping) {
entry.addMapping(a);
}
endStateClone.setOutputMapper(entry);
}
else if (this.outputAttributes.size() == 0 && this.outputMapping.size() == 0) {
endStateClone.setOutputMapper(null);
}
else {
endStateClone.getOutputMapper().removeAllOutputAttribute();
endStateClone.getOutputMapper().removeAllMapping();
for (IInputAttribute a : this.outputAttributes) {
endStateClone.getOutputMapper().addOutputAttribute((IOutputAttribute) a);
}
for (IMapping a : this.outputMapping) {
endStateClone.getOutputMapper().addMapping(a);
}
}
((ICloneableModelElement<IEndState>) this.endState)
.applyCloneValues(this.endStateClone);
}
super.buttonPressed(buttonId);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell)
*/
protected void configureShell(Shell shell) {
super.configureShell(shell);
shell.setText(getShellTitle());
shell.setImage(getImage());
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jface.dialogs.Dialog#createButtonsForButtonBar(org.eclipse.swt.widgets.Composite)
*/
protected void createButtonsForButtonBar(Composite parent) {
// create OK and Cancel buttons by default
okButton = createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false);
// do this here because setting the text will set enablement on the
// ok button
nameText.setFocus();
if (this.endState != null && this.endState.getId() != null) {
okButton.setEnabled(true);
}
else {
okButton.setEnabled(false);
}
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jface.dialogs.TitleAreaDialog#createContents(org.eclipse.swt.widgets.Composite)
*/
protected Control createContents(Composite parent) {
Control contents = super.createContents(parent);
setTitle(getTitle());
setMessage(getMessage());
return contents;
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jface.dialogs.TitleAreaDialog#createDialogArea(org.eclipse.swt.widgets.Composite)
*/
protected Control createDialogArea(Composite parent) {
Composite parentComposite = (Composite) super.createDialogArea(parent);
Composite composite = new Composite(parentComposite, SWT.NULL);
GridLayout layout = new GridLayout();
layout.numColumns = 1;
composite.setLayout(layout);
composite.setLayoutData(new GridData(GridData.FILL_BOTH));
TabFolder folder = new TabFolder(composite, SWT.NULL);
TabItem item1 = new TabItem(folder, SWT.NULL);
item1.setText("General");
item1.setImage(getImage());
TabItem item3 = new TabItem(folder, SWT.NULL);
TabItem item4 = new TabItem(folder, SWT.NULL);
TabItem item5 = new TabItem(folder, SWT.NULL);
TabItem item6 = new TabItem(folder, SWT.NULL);
Group groupActionType = new Group(folder, SWT.NULL);
GridLayout layoutAttMap = new GridLayout();
layoutAttMap.marginWidth = 3;
layoutAttMap.marginHeight = 3;
groupActionType.setLayout(layoutAttMap);
groupActionType.setText(" View State ");
GridData grid = new GridData();
groupActionType.setLayoutData(grid);
Composite nameGroup = new Composite(groupActionType, SWT.NULL);
nameGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
GridLayout layout1 = new GridLayout();
layout1.numColumns = 2;
layout1.marginWidth = 5;
nameGroup.setLayout(layout1);
nameLabel = new Label(nameGroup, SWT.NONE);
nameLabel.setText("State id");
nameText = new Text(nameGroup, SWT.SINGLE | SWT.BORDER);
if (this.endState != null && this.endState.getId() != null) {
this.nameText.setText(this.endState.getId());
}
nameText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
nameText.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
validateInput();
}
});
viewLabel = new Label(nameGroup, SWT.NONE);
viewLabel.setText("View");
viewText = new Text(nameGroup, SWT.SINGLE | SWT.BORDER);
if (this.endState != null && this.endState.getView() != null) {
this.viewText.setText(this.endState.getView());
}
viewText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
viewText.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
validateInput();
}
});
if (!WebflowModelXmlUtils.isVersion1Flow(endState)) {
parentLabel = new Label(nameGroup, SWT.NONE);
parentLabel.setText("Parent state id");
parentText = new Text(nameGroup, SWT.SINGLE | SWT.BORDER);
if (this.endState != null && this.endState.getParent() != null) {
this.parentText.setText(this.endState.getParent());
}
parentText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
parentText.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
validateInput();
}
});
commitLabel = new Label(nameGroup, SWT.NONE);
commitLabel.setText("Commit");
commitText = new Button(nameGroup, SWT.CHECK | SWT.BORDER);
if (this.endState != null && this.endState.getCommit() != null
&& this.endState.getCommit().equalsIgnoreCase("true")) {
this.commitText.setSelection(true);
}
commitText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
}
item1.setControl(groupActionType);
entryActionsComposite = new ActionComposite(this, item3, getShell(), this.entryActions,
this.endStateClone.getEntryActions(), IActionElement.ACTION_TYPE.ENTRY_ACTION);
item3.setControl(entryActionsComposite.createDialogArea(folder));
outputMapperComposite = new OutputMapperComposite(this, item4, getShell(),
this.outputAttributes, this.outputMapping, this.endStateClone.getOutputMapper());
item4.setControl(outputMapperComposite.createDialogArea(folder));
exceptionHandlerComposite = new ExceptionHandlerComposite(this, item5, getShell(),
this.exceptionHandler, this.endStateClone);
item5.setControl(exceptionHandlerComposite.createDialogArea(folder));
properties = new PropertiesComposite(this, item6, getShell(),
(IAttributeEnabled) this.endStateClone);
item6.setControl(properties.createDialogArea(folder));
applyDialogFont(parentComposite);
return parentComposite;
}
public String getId() {
return this.nameText.getText();
}
protected Image getImage() {
return WebflowUIImages.getImage(WebflowUIImages.IMG_OBJS_END_STATE);
}
protected String getMessage() {
return "Enter the details for the end state";
}
public IWebflowModelElement getModelElementParent() {
return this.parent;
}
protected String getShellTitle() {
return "End State";
}
protected String getTitle() {
return "End State properties";
}
protected void showError(String error) {
super.setErrorMessage(error);
}
public String trimString(String string) {
if (string != null && string == "") {
string = null;
}
return string;
}
public void validateInput() {
String id = this.nameText.getText();
boolean error = false;
StringBuffer errorMessage = new StringBuffer();
if (id == null || "".equals(id)) {
errorMessage.append("A valid id attribute is required. ");
error = true;
}
else {
/*
* if (WebFlowCoreUtils.isIdAlreadyChoosenByAnotherState(parent, actionState, id)) {
* errorMessage .append("The entered id attribute must be unique within a single web
* flow. "); error = true; }
*/
}
if (error) {
getButton(OK).setEnabled(false);
setErrorMessage(errorMessage.toString());
}
else {
getButton(OK).setEnabled(true);
setErrorMessage(null);
}
}
}
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