Java tutorial
/******************************************************************************* * Copyright (c) 2000, 2009 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 * Benjamin Cabe <benjamin.cabe@anyware-tech.com> - bug 262977 *******************************************************************************/ package com.siteview.mde.internal.ui.editor.site; import java.io.File; import java.lang.reflect.InvocationTargetException; import java.util.ArrayList; import java.util.Locale; import org.eclipse.core.filesystem.EFS; import org.eclipse.core.filesystem.IFileStore; import org.eclipse.core.resources.IFile; import org.eclipse.core.runtime.CoreException; import org.eclipse.core.runtime.IProgressMonitor; import org.eclipse.core.runtime.jobs.Job; import org.eclipse.jface.action.*; import org.eclipse.jface.operation.IRunnableWithProgress; import com.siteview.mde.core.*; import com.siteview.mde.internal.core.MDECore; import com.siteview.mde.internal.core.exports.SiteBuildOperation; import com.siteview.mde.internal.core.ifeature.IFeatureModel; import com.siteview.mde.internal.core.isite.*; import com.siteview.mde.internal.core.site.WorkspaceSiteModel; import com.siteview.mde.internal.ui.*; import com.siteview.mde.internal.ui.editor.*; import com.siteview.mde.internal.ui.editor.context.InputContext; import com.siteview.mde.internal.ui.editor.context.InputContextManager; import org.eclipse.ui.*; import org.eclipse.ui.ide.FileStoreEditorInput; import org.eclipse.ui.part.FileEditorInput; public class SiteEditor extends MultiSourceEditor { private Action fBuildAllAction; /* (non-Javadoc) * @see org.eclipse.pde.internal.ui.editor.PDEFormEditor#getEditorID() */ protected String getEditorID() { return IMDEUIConstants.SITE_EDITOR_ID; } protected void createResourceContexts(InputContextManager manager, IFileEditorInput input) { IFile file = input.getFile(); IFile siteFile = null; String name = file.getName().toLowerCase(Locale.ENGLISH); if (name.equals("site.xml")) { //$NON-NLS-1$ siteFile = file; if (siteFile.exists()) { IEditorInput in = new FileEditorInput(siteFile); manager.putContext(in, new SiteInputContext(this, in, file == siteFile)); } manager.monitorFile(siteFile); } } protected InputContextManager createInputContextManager() { SiteInputContextManager contextManager = new SiteInputContextManager(this); contextManager.setUndoManager(new SiteUndoManager(this)); return contextManager; } public void monitoredFileAdded(IFile file) { } public boolean monitoredFileRemoved(IFile file) { //TODO may need to check with the user if there //are unsaved changes in the model for the //file that just got removed under us. return true; } public void editorContextAdded(InputContext context) { addSourcePage(context.getId()); } public void contextRemoved(InputContext context) { close(false); } protected void createSystemFileContexts(InputContextManager manager, FileStoreEditorInput input) { File file = new File(input.getURI()); File siteFile = null; String name = file.getName().toLowerCase(Locale.ENGLISH); if (name.equals("site.xml")) { //$NON-NLS-1$ siteFile = file; if (siteFile.exists()) { IFileStore store; try { store = EFS.getStore(siteFile.toURI()); IEditorInput in = new FileStoreEditorInput(store); manager.putContext(in, new SiteInputContext(this, in, file == siteFile)); } catch (CoreException e) { MDEPlugin.logException(e); } } } } protected void createStorageContexts(InputContextManager manager, IStorageEditorInput input) { String name = input.getName().toLowerCase(Locale.ENGLISH); if (name.startsWith("site.xml")) { //$NON-NLS-1$ manager.putContext(input, new SiteInputContext(this, input, true)); } } protected void contextMenuAboutToShow(IMenuManager manager) { super.contextMenuAboutToShow(manager); } protected void addEditorPages() { try { addPage(new FeaturesPage(this)); addPage(new ArchivePage(this)); } catch (PartInitException e) { MDEPlugin.logException(e); } addSourcePage(SiteInputContext.CONTEXT_ID); } protected String computeInitialPageId() { return FeaturesPage.PAGE_ID; } /* (non-Javadoc) * @see org.eclipse.pde.internal.ui.neweditor.MultiSourceEditor#createXMLSourcePage(org.eclipse.pde.internal.ui.neweditor.PDEFormEditor, java.lang.String, java.lang.String) */ protected MDESourcePage createSourcePage(MDEFormEditor editor, String title, String name, String contextId) { return new SiteSourcePage(editor, title, name); } protected ISortableContentOutlinePage createContentOutline() { return new SiteOutlinePage(this); } /* * (non-Javadoc) * @see org.eclipse.pde.internal.ui.editor.PDEFormEditor#getInputContext(java.lang.Object) */ protected InputContext getInputContext(Object object) { InputContext context = null; if (object instanceof ISiteObject) { context = fInputContextManager.findContext(SiteInputContext.CONTEXT_ID); } return context; } public void contributeToToolbar(IToolBarManager manager) { manager.add(getBuildAllAction()); } protected Action getBuildAllAction() { if (fBuildAllAction == null) { fBuildAllAction = new Action() { public void run() { handleBuild(((ISiteModel) getAggregateModel()).getSite().getFeatures()); } }; fBuildAllAction.setToolTipText(MDEUIMessages.CategorySection_buildAll); fBuildAllAction.setImageDescriptor(MDEPluginImages.DESC_BUILD_TOOL); updateActionEnablement(); ((ISiteModel) getAggregateModel()).addModelChangedListener(new IModelChangedListener() { public void modelChanged(IModelChangedEvent event) { updateActionEnablement(); } }); } return fBuildAllAction; } private void updateActionEnablement() { if (((ISiteModel) getAggregateModel()).getSite().getFeatures().length > 0) fBuildAllAction.setEnabled(true); else fBuildAllAction.setEnabled(false); } protected void handleBuild(ISiteFeature[] sFeatures) { if (sFeatures.length == 0) return; IFeatureModel[] models = getFeatureModels(sFeatures); if (models.length == 0) return; ensureContentSaved(); ISiteModel buildSiteModel = new WorkspaceSiteModel( (IFile) ((IModel) getAggregateModel()).getUnderlyingResource()); try { buildSiteModel.load(); } catch (CoreException e) { MDEPlugin.logException(e); return; } Job job = new SiteBuildOperation(models, buildSiteModel, MDEUIMessages.BuildSiteJob_name); job.setUser(true); job.schedule(); } private IFeatureModel[] getFeatureModels(ISiteFeature[] sFeatures) { ArrayList list = new ArrayList(); for (int i = 0; i < sFeatures.length; i++) { IFeatureModel model = MDECore.getDefault().getFeatureModelManager() .findFeatureModelRelaxed(sFeatures[i].getId(), sFeatures[i].getVersion()); if (model != null) list.add(model); } return (IFeatureModel[]) list.toArray(new IFeatureModel[list.size()]); } private void ensureContentSaved() { if (isDirty()) { try { IRunnableWithProgress op = new IRunnableWithProgress() { public void run(IProgressMonitor monitor) { doSave(monitor); } }; PlatformUI.getWorkbench().getProgressService().runInUI(MDEPlugin.getActiveWorkbenchWindow(), op, MDEPlugin.getWorkspace().getRoot()); } catch (InvocationTargetException e) { MDEPlugin.logException(e); } catch (InterruptedException e) { } } } }