org.eclipse.wst.jsdt.internal.ui.wizards.buildpaths.newsourcepage.CreateSourceFolderAction.java Source code

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Here is the source code for org.eclipse.wst.jsdt.internal.ui.wizards.buildpaths.newsourcepage.CreateSourceFolderAction.java

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/*******************************************************************************
 * Copyright (c) 2000, 2008 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.wst.jsdt.internal.ui.wizards.buildpaths.newsourcepage;

import java.util.ArrayList;

import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.operation.IRunnableContext;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.window.Window;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IWorkbenchSite;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.part.ISetSelectionTarget;
import org.eclipse.wst.jsdt.core.IIncludePathEntry;
import org.eclipse.wst.jsdt.core.IJavaScriptProject;
import org.eclipse.wst.jsdt.internal.corext.buildpath.BuildpathDelta;
import org.eclipse.wst.jsdt.internal.ui.IJavaHelpContextIds;
import org.eclipse.wst.jsdt.internal.ui.JavaPluginImages;
import org.eclipse.wst.jsdt.internal.ui.actions.ActionMessages;
import org.eclipse.wst.jsdt.internal.ui.util.ExceptionHandler;
import org.eclipse.wst.jsdt.internal.ui.util.PixelConverter;
import org.eclipse.wst.jsdt.internal.ui.wizards.NewWizardMessages;
import org.eclipse.wst.jsdt.internal.ui.wizards.buildpaths.AddSourceFolderWizard;
import org.eclipse.wst.jsdt.internal.ui.wizards.buildpaths.CPListElement;

//SelectedElements iff enabled: IJavaScriptProject && size==1
public class CreateSourceFolderAction extends BuildpathModifierAction {

    public CreateSourceFolderAction(IWorkbenchSite site) {
        this(site, null, PlatformUI.getWorkbench().getProgressService());
    }

    public CreateSourceFolderAction(IRunnableContext context, ISetSelectionTarget selectionTarget) {
        this(null, selectionTarget, context);
    }

    private CreateSourceFolderAction(IWorkbenchSite site, ISetSelectionTarget selectionTarget,
            IRunnableContext context) {
        super(site, selectionTarget, BuildpathModifierAction.CREATE_FOLDER);

        setText(ActionMessages.OpenNewSourceFolderWizardAction_text2);
        setDescription(ActionMessages.OpenNewSourceFolderWizardAction_description);
        setToolTipText(ActionMessages.OpenNewSourceFolderWizardAction_tooltip);
        setImageDescriptor(JavaPluginImages.DESC_TOOL_NEWPACKROOT);

        PlatformUI.getWorkbench().getHelpSystem().setHelp(this,
                IJavaHelpContextIds.OPEN_SOURCEFOLDER_WIZARD_ACTION);
    }

    /**
     * {@inheritDoc}
     */
    public String getDetailedDescription() {
        return NewWizardMessages.PackageExplorerActionGroup_FormText_createNewSourceFolder;
    }

    /* (non-Javadoc)
     * @see org.eclipse.jface.action.Action#run()
     */
    public void run() {
        Shell shell = getShell();

        try {
            IJavaScriptProject javaProject = (IJavaScriptProject) getSelectedElements().get(0);

            CPListElement newEntrie = new CPListElement(javaProject, IIncludePathEntry.CPE_SOURCE);
            CPListElement[] existing = CPListElement.createFromExisting(javaProject);
            boolean isProjectSrcFolder = CPListElement.isProjectSourceFolder(existing, javaProject);

            AddSourceFolderWizard wizard = new AddSourceFolderWizard(existing, newEntrie, false, false, false,
                    isProjectSrcFolder, isProjectSrcFolder);
            wizard.init(PlatformUI.getWorkbench(), new StructuredSelection(javaProject));

            WizardDialog dialog = new WizardDialog(shell, wizard);
            PixelConverter converter = new PixelConverter(JFaceResources.getDialogFont());
            dialog.setMinimumPageSize(converter.convertWidthInCharsToPixels(70),
                    converter.convertHeightInCharsToPixels(20));
            dialog.create();
            int res = dialog.open();
            if (res == Window.OK) {
                BuildpathDelta delta = new BuildpathDelta(getToolTipText());

                ArrayList newEntries = wizard.getExistingEntries();
                delta.setNewEntries((CPListElement[]) newEntries.toArray(new CPListElement[newEntries.size()]));

                IResource resource = wizard.getCreatedElement().getCorrespondingResource();
                delta.addCreatedResource(resource);

                informListeners(delta);

                selectAndReveal(new StructuredSelection(wizard.getCreatedElement()));
            }

            notifyResult(res == Window.OK);
        } catch (CoreException e) {
            String title = NewWizardMessages.AbstractOpenWizardAction_createerror_title;
            String message = NewWizardMessages.AbstractOpenWizardAction_createerror_message;
            ExceptionHandler.handle(e, shell, title, message);
        }
    }

    protected boolean canHandle(IStructuredSelection selection) {
        if (selection.size() != 1)
            return false;

        if (!(selection.getFirstElement() instanceof IJavaScriptProject))
            return false;

        return true;
    }
}