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/*******************************************************************************
* Copyright (c) 2004, 2005 Sybase, Inc. 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:
* Sybase, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.jsf.facesconfig.ui.pageflow.command;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IWorkspaceRoot;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.Path;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gef.EditPart;
import org.eclipse.gef.commands.Command;
import org.eclipse.jst.jsf.common.ui.internal.logging.Logger;
import org.eclipse.jst.jsf.facesconfig.ui.EditorPlugin;
import org.eclipse.jst.jsf.facesconfig.ui.FacesConfigEditor;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.PageflowMessages;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.PageflowPage;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.impl.PageflowNodeImpl;
import org.eclipse.jst.jsf.facesconfig.ui.util.WebrootUtil;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.IEditorDescriptor;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.ide.IDE;
import org.eclipse.ui.part.FileEditorInput;
/**
*
* This is the Command for opening a file in its default editor
*
* @author Xiao-guang Zhang
*/
public class OpenEditorCommand extends Command {
/** The selected object */
private PageflowNodeImpl child = null;
/** The edit part */
private EditPart part;
/** log instance */
private static final Logger log = EditorPlugin
.getLogger(FacesConfigEditor.class);
/*
* (non-Javadoc)
*
* @see Command#canExecute()
*/
public boolean canExecute() {
return true;
}
/**
* The constructor
*
* @param part -
* the EditPart
*/
public OpenEditorCommand(EditPart part) {
// Pageflow.Commands.OpenEditorCommand.Label = Open Editor
super(PageflowMessages.Pageflow_Commands_OpenEditorCommand_Label);
this.part = part;
}
/**
* Sets the selected object
*
* @param child -
* the PFPageImpl
*/
public void setChild(PageflowNodeImpl child) {
this.child = child;
}
public PageflowNodeImpl getChild() {
return child;
}
/**
* open existed JSF file or call the wizard to create a new one.
*
*/
private void executeOpenPFPage() {
IWorkspaceRoot workspaceRoot = ResourcesPlugin.getWorkspace().getRoot();
String pagePath = ((PageflowPage) (part.getModel())).getPath();
// Check the fileName is empty or not
if (pagePath != null && pagePath.length() > 0) {
String resourceName = WebrootUtil.getProjectPath((EObject) part
.getModel(), pagePath);
Path resourcePath = new Path(resourceName);
if (resourcePath.getFileExtension() != null) {
final IFile file = (IFile) workspaceRoot
.findMember(resourcePath);
openExistingJSFFile(file);
} else {
// Pageflow.PageflowEditor.Alert.errorOpenEditor4JSFTitle =
// Open JSF File Error
// Pageflow.PageflowEditor.Alert.errorOpenEditor4JSFFolderInfo =
// Cannot open the page in the page editor.
EditorPlugin
.getAlerts()
.error(
"Pageflow.PageflowEditor.Alert.errorOpenEditor4JSFTitle",
"Pageflow.PageflowEditor.Alert.errorOpenEditor4JSFFolderInfo");
}
} else
// if the fileName is empty, a new jsf file should be created!
{
// Pageflow.PageflowEditor.Alert.errorOpenEditor4JSFTitle = Open JSF
// File Error
// Pageflow.PageflowEditor.Alert.confirmCreateNewJSFFile = No jsp
// file is related with this page.
EditorPlugin.getAlerts().error(
"Pageflow.PageflowEditor.Alert.errorOpenEditor4JSFTitle",
"Pageflow.PageflowEditor.Alert.confirmCreateNewJSFFile");// )
}
}
/**
* open existing jsf file in a new editor.
*
* @param file
*/
private void openExistingJSFFile(final IFile file) {
// if the file is existed, open it.
if (null != file && file.exists()) {
Display display = PlatformUI.getWorkbench()
.getActiveWorkbenchWindow().getShell().getDisplay();
display.asyncExec(new Runnable() {
public void run() {
IDE.setDefaultEditor(file, null);
try {
IWorkbenchPage page = PlatformUI.getWorkbench()
.getActiveWorkbenchWindow().getActivePage();
IEditorDescriptor desc = IDE.getEditorDescriptor(file);
page.openEditor(new FileEditorInput(file),
desc.getId(), true, IWorkbenchPage.MATCH_INPUT
| IWorkbenchPage.MATCH_ID);
} catch (PartInitException e) {
// Pageflow.PageflowEditor.Error.CanNotOpenEditor4JSF =
// The jsf file can not be opened in the editor.
log
.error(
"Pageflow.PageflowEditor.Error.canNotOpenEditor4JSF",
e);
// Pageflow.PageflowEditor.Alert.errorOpenEditor4JSFTitle
// = Open JSF File Error
EditorPlugin
.getAlerts()
.error(
"Pageflow.PageflowEditor.Alert.errorOpenEditor4JSFTitle",
"Pageflow.PageflowEditor.Error.CanNotOpenEditor4JSF");
}
}
});
} else
// otherwise, pop-up a error message box
{
String pagePath = ((PageflowPage) (part.getModel())).getPath();
// Pageflow.PageflowEditor.Alert.errorOpenEditor4JSFTitle = Open JSF
// File Error
// Pageflow.PageflowEditor.Alert.errorOpenEditor4JSFInfo = The JSF
// file is not existed.
EditorPlugin.getAlerts().error(
"Pageflow.PageflowEditor.Alert.errorOpenEditor4JSFTitle",
"Pageflow.PageflowEditor.Alert.errorOpenEditor4JSFInfo",
pagePath);
}
}
/**
* Executes the OpenEditorCommand and opens the editor
*/
public void execute() {
if (part.getModel() instanceof PageflowPage) {
executeOpenPFPage();
}
}
}
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