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/*******************************************************************************
* Copyright (c) 2004, 2006 QNX Software Systems 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:
* QNX Software Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.ui.dialogs.cpaths;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.core.model.IContainerEntry;
import org.eclipse.cdt.core.model.IPathEntry;
import org.eclipse.cdt.internal.ui.util.CoreUtility;
import org.eclipse.cdt.ui.CUIPlugin;
import org.eclipse.cdt.ui.wizards.ICPathContainerPage;
import org.eclipse.cdt.ui.wizards.IPathEntryContainerPage;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtension;
import org.eclipse.core.runtime.IExtensionPoint;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.wizard.IWizard;
import org.eclipse.jface.wizard.IWizardPage;
import org.eclipse.swt.SWTException;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.osgi.framework.Bundle;
public class CPathContainerDescriptor implements IContainerDescriptor {
/**
* Adapter class to adapter deprecated ICPathContainerPage to new IPathEntryContainerPage
* @author Dave
* @deprecated
*/
public class PathEntryContainerPageAdapter implements IWizardPage, IPathEntryContainerPage {
private final ICPathContainerPage fPage;
/**
* @param pageName
*/
protected PathEntryContainerPageAdapter(ICPathContainerPage page) {
fPage = page;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.ui.wizards.IPathEntryContainerPage#initialize(org.eclipse.cdt.core.model.ICProject, org.eclipse.cdt.core.model.IPathEntry[])
*/
public void initialize(ICProject project, IPathEntry[] currentEntries) {
fPage.initialize(project, currentEntries);
}
/* (non-Javadoc)
* @see org.eclipse.cdt.ui.wizards.IPathEntryContainerPage#finish()
*/
public boolean finish() {
return fPage.finish();
}
/* (non-Javadoc)
* @see org.eclipse.cdt.ui.wizards.IPathEntryContainerPage#getNewContainers()
*/
public IContainerEntry[] getNewContainers() {
IPathEntry[] entries = fPage.getContainerEntries();
IContainerEntry[] containers = new IContainerEntry[entries.length];
System.arraycopy(entries, 0, containers, 0, entries.length);
return containers;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.ui.wizards.IPathEntryContainerPage#setSelection(org.eclipse.cdt.core.model.IContainerEntry)
*/
public void setSelection(IContainerEntry containerEntry) {
fPage.setSelection(containerEntry);
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
*/
public void createControl(Composite parent) {
fPage.createControl(parent);
}
/* (non-Javadoc)
* @see org.eclipse.jface.wizard.IWizardPage#canFlipToNextPage()
*/
public boolean canFlipToNextPage() {
return fPage.canFlipToNextPage();
}
/* (non-Javadoc)
* @see org.eclipse.jface.wizard.IWizardPage#getName()
*/
public String getName() {
return fPage.getName();
}
/* (non-Javadoc)
* @see org.eclipse.jface.wizard.IWizardPage#getNextPage()
*/
public IWizardPage getNextPage() {
return fPage.getNextPage();
}
/* (non-Javadoc)
* @see org.eclipse.jface.wizard.IWizardPage#getPreviousPage()
*/
public IWizardPage getPreviousPage() {
return fPage.getPreviousPage();
}
/* (non-Javadoc)
* @see org.eclipse.jface.wizard.IWizardPage#getWizard()
*/
public IWizard getWizard() {
return fPage.getWizard();
}
/* (non-Javadoc)
* @see org.eclipse.jface.wizard.IWizardPage#isPageComplete()
*/
public boolean isPageComplete() {
return fPage.isPageComplete();
}
/* (non-Javadoc)
* @see org.eclipse.jface.wizard.IWizardPage#setPreviousPage(org.eclipse.jface.wizard.IWizardPage)
*/
public void setPreviousPage(IWizardPage page) {
fPage.setPreviousPage(page);
}
/* (non-Javadoc)
* @see org.eclipse.jface.wizard.IWizardPage#setWizard(org.eclipse.jface.wizard.IWizard)
*/
public void setWizard(IWizard newWizard) {
fPage.setWizard(newWizard);
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#dispose()
*/
public void dispose() {
fPage.dispose();
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#getControl()
*/
public Control getControl() {
return fPage.getControl();
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#getDescription()
*/
public String getDescription() {
return fPage.getDescription();
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#getErrorMessage()
*/
public String getErrorMessage() {
return fPage.getErrorMessage();
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#getImage()
*/
public Image getImage() {
return fPage.getImage();
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#getMessage()
*/
public String getMessage() {
return fPage.getMessage();
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#getTitle()
*/
public String getTitle() {
return fPage.getTitle();
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#performHelp()
*/
public void performHelp() {
fPage.performHelp();
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#setDescription(java.lang.String)
*/
public void setDescription(String description) {
fPage.setDescription(description);
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#setImageDescriptor(org.eclipse.jface.resource.ImageDescriptor)
*/
public void setImageDescriptor(ImageDescriptor image) {
fPage.setImageDescriptor(image);
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#setTitle(java.lang.String)
*/
public void setTitle(String title) {
fPage.setTitle(title);
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#setVisible(boolean)
*/
public void setVisible(boolean visible) {
fPage.setVisible(visible);
}
}
private IConfigurationElement fConfigElement;
private static final String ATT_EXTENSION = "PathContainerPage"; //$NON-NLS-1$
private static final String ATT_ID = "id"; //$NON-NLS-1$
private static final String ATT_NAME = "name"; //$NON-NLS-1$
private static final String ATT_ICON = "icon"; //$NON-NLS-1$
private static final String ATT_PAGE_CLASS = "class"; //$NON-NLS-1$
private Image pageImage;
public CPathContainerDescriptor(IConfigurationElement configElement) throws CoreException {
super();
fConfigElement = configElement;
String id = fConfigElement.getAttribute(ATT_ID);
String name = configElement.getAttribute(ATT_NAME);
String pageClassName = configElement.getAttribute(ATT_PAGE_CLASS);
if (name == null) {
throw new CoreException(new Status(IStatus.ERROR, CUIPlugin.PLUGIN_ID, 0, "Invalid extension (missing name): " + id, //$NON-NLS-1$
null));
}
if (pageClassName == null) {
throw new CoreException(new Status(IStatus.ERROR, CUIPlugin.PLUGIN_ID, 0,
"Invalid extension (missing page class name): " + id, null)); //$NON-NLS-1$
}
}
public IPathEntryContainerPage createPage() throws CoreException {
Object elem = CoreUtility.createExtension(fConfigElement, ATT_PAGE_CLASS);
if (elem instanceof IPathEntryContainerPage) {
return (IPathEntryContainerPage) elem;
} else if (elem instanceof ICPathContainerPage) {
return new PathEntryContainerPageAdapter((ICPathContainerPage)elem);
}
String id = fConfigElement.getAttribute(ATT_ID);
throw new CoreException(new Status(IStatus.ERROR, CUIPlugin.PLUGIN_ID, 0,
"Invalid extension (page not of type IClasspathContainerPage): " + id, null)); //$NON-NLS-1$
}
public String getName() {
return fConfigElement.getAttribute(ATT_NAME);
}
public Image getImage() {
if (pageImage == null) {
String imageName = fConfigElement.getAttribute(ATT_ICON);
if (imageName != null) {
IExtension extension = fConfigElement.getDeclaringExtension();
String plugin = extension.getNamespace();
Image image = getImageFromPlugin(plugin, imageName);
pageImage = image;
}
}
return pageImage;
}
public Image getImageFromPlugin(String plugin, String subdirectoryAndFilename) {
Bundle bundle = Platform.getBundle(plugin);
URL iconURL = bundle.getEntry("/"); //$NON-NLS-1$
return getImageFromURL(iconURL, subdirectoryAndFilename);
}
public Image getImageFromURL(URL installURL, String subdirectoryAndFilename) {
Image image = null;
try {
URL newURL = new URL(installURL, subdirectoryAndFilename);
ImageDescriptor desc = ImageDescriptor.createFromURL(newURL);
image = desc.createImage();
} catch (MalformedURLException e) {
} catch (SWTException e) {
}
return image;
}
public String getPageClass() {
return fConfigElement.getAttribute(ATT_PAGE_CLASS);
}
public boolean canEdit(IPathEntry entry) {
String id = fConfigElement.getAttribute(ATT_ID);
if (entry.getEntryKind() == IPathEntry.CDT_CONTAINER) {
String type = entry.getPath().segment(0);
return id.equals(type);
}
return false;
}
public static IContainerDescriptor[] getDescriptors() {
ArrayList containers = new ArrayList();
IExtensionPoint extensionPoint = Platform.getExtensionRegistry().getExtensionPoint(CUIPlugin.PLUGIN_ID, ATT_EXTENSION);
if (extensionPoint != null) {
IContainerDescriptor defaultPage = null;
String defaultPageName = CPathContainerDefaultPage.class.getName();
IConfigurationElement[] elements = extensionPoint.getConfigurationElements();
for (int i = 0; i < elements.length; i++) {
try {
CPathContainerDescriptor curr = new CPathContainerDescriptor(elements[i]);
if (defaultPageName.equals(curr.getPageClass())) {
defaultPage = curr;
} else {
containers.add(curr);
}
} catch (CoreException e) {
CUIPlugin.getDefault().log(e);
}
}
if (defaultPageName != null && containers.isEmpty()) {
// default page only added if no other extensions found
containers.add(defaultPage);
}
}
return (CPathContainerDescriptor[]) containers.toArray(new CPathContainerDescriptor[containers.size()]);
}
}
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