ui/org.eclipse.pde.ui/src/org/eclipse/pde/internal/ui/editor/schema/SchemaIncludesSection.java - pde/eclipse.pde.ui - Git at Google

 /*******************************************************************************
  * Copyright (c) 2000, 2017 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
  *     Code 9 Corporation - ongoing enhancements
  *     Martin Karpisek <martin.karpisek@gmail.com> - Bug 351356
  *******************************************************************************/
 package org.eclipse.pde.internal.ui.editor.schema;

 import org.eclipse.core.resources.IFile;
 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.runtime.*;
 import org.eclipse.jface.dialogs.MessageDialog;
 import org.eclipse.jface.viewers.*;
 import org.eclipse.jface.window.Window;
 import org.eclipse.osgi.util.NLS;
 import org.eclipse.pde.core.IModelChangedEvent;
 import org.eclipse.pde.core.plugin.IPluginModelBase;
 import org.eclipse.pde.core.plugin.PluginRegistry;
 import org.eclipse.pde.internal.core.ischema.ISchema;
 import org.eclipse.pde.internal.core.ischema.ISchemaInclude;
 import org.eclipse.pde.internal.core.natures.PDE;
 import org.eclipse.pde.internal.core.schema.Schema;
 import org.eclipse.pde.internal.core.schema.SchemaInclude;
 import org.eclipse.pde.internal.ui.PDEPlugin;
 import org.eclipse.pde.internal.ui.PDEUIMessages;
 import org.eclipse.pde.internal.ui.editor.TableSection;
 import org.eclipse.pde.internal.ui.parts.TablePart;
 import org.eclipse.pde.internal.ui.util.FileExtensionFilter;
 import org.eclipse.pde.internal.ui.util.FileValidator;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.ui.IEditorInput;
 import org.eclipse.ui.IFileEditorInput;
 import org.eclipse.ui.actions.ActionFactory;
 import org.eclipse.ui.dialogs.ElementTreeSelectionDialog;
 import org.eclipse.ui.forms.widgets.FormToolkit;
 import org.eclipse.ui.forms.widgets.Section;
 import org.eclipse.ui.model.WorkbenchContentProvider;
 import org.eclipse.ui.model.WorkbenchLabelProvider;

 public class SchemaIncludesSection extends TableSection {

 	private TableViewer fViewer;

 	class PDEProjectFilter extends ViewerFilter {
 		@Override
 		public boolean select(Viewer viewer, Object parentElement, Object element) {
 			if (element instanceof IProject) {
 				try {
 					return ((IProject) element).hasNature(PDE.PLUGIN_NATURE);
 				} catch (CoreException e) {
 				}
 			} else if (element instanceof IFile) {
 				return isUnlistedInclude((IFile) element);
 			}
 			return true;
 		}
 	}

 	public SchemaIncludesSection(SchemaOverviewPage page, Composite parent) {
 		super(page, parent, Section.DESCRIPTION, new String[] {PDEUIMessages.SchemaIncludesSection_addButton, PDEUIMessages.SchemaIncludesSection_removeButton});
 		getSection().setText(PDEUIMessages.SchemaIncludesSection_title);
 		getSection().setDescription(PDEUIMessages.SchemaIncludesSection_description);
 	}

 	@Override
 	public void createClient(Section section, FormToolkit toolkit) {
 		Composite container = createClientContainer(section, 2, toolkit);
 		createViewerPartControl(container, SWT.MULTI, 2, toolkit);
 		TablePart tablePart = getTablePart();
 		fViewer = tablePart.getTableViewer();
 		fViewer.setLabelProvider(PDEPlugin.getDefault().getLabelProvider());
 		PDEPlugin.getDefault().getLabelProvider().connect(this);
 		fViewer.setContentProvider(ArrayContentProvider.getInstance());

 		getSchema().addModelChangedListener(this);
 		toolkit.paintBordersFor(container);
 		section.setClient(container);
 		section.setLayoutData(new GridData(GridData.FILL_BOTH));

 		initialize();
 	}

 	@Override
 	protected void buttonSelected(int index) {
 		if (index == 0)
 			handleNewInclude();
 		else
 			handleRemoveInclude();
 	}

 	@Override
 	protected void selectionChanged(IStructuredSelection selection) {
 		getPage().getManagedForm().fireSelectionChanged(this, selection);
 		getPage().getPDEEditor().setSelection(selection);
 		if (!getSchema().isEditable())
 			return;
 		Object object = fViewer.getStructuredSelection().getFirstElement();
 		getTablePart().setButtonEnabled(1, object instanceof ISchemaInclude);
 	}

 	@Override
 	public void dispose() {
 		ISchema schema = getSchema();
 		if (schema != null)
 			schema.removeModelChangedListener(this);
 		PDEPlugin.getDefault().getLabelProvider().disconnect(this);
 		super.dispose();
 	}

 	@Override
 	public void modelChanged(IModelChangedEvent e) {
 		int changeType = e.getChangeType();
 		if (changeType == IModelChangedEvent.WORLD_CHANGED) {
 			markStale();
 			return;
 		}
 		Object[] objects = e.getChangedObjects();
 		for (Object changedObject : objects) {
 			if (changedObject instanceof ISchemaInclude) {
 				if (changeType == IModelChangedEvent.INSERT) {
 					fViewer.add(changedObject);
 				} else if (changeType == IModelChangedEvent.REMOVE) {
 					fViewer.remove(changedObject);
 				}
 			}
 		}
 	}

 	@Override
 	public boolean doGlobalAction(String actionId) {
 		if (actionId.equals(ActionFactory.DELETE.getId())) {
 			handleRemoveInclude();
 			return true;
 		}
 		return super.doGlobalAction(actionId);
 	}

 	private ISchema getSchema() {
 		return (ISchema) getPage().getModel();
 	}

 	protected void handleRemoveInclude() {
 		Object[] selected = new Object[0];
 		IStructuredSelection selection = fViewer.getStructuredSelection();
 		if (selection.isEmpty())
 			return;
 		selected = selection.toArray();
 		Schema schema = (Schema) getSchema();
 		for (Object selectedObject : selected) {
 			schema.removeInclude((ISchemaInclude) selectedObject);
 		}
 	}

 	protected void handleNewInclude() {
 		ElementTreeSelectionDialog dialog = new ElementTreeSelectionDialog(getPage().getSite().getShell(), new WorkbenchLabelProvider(), new WorkbenchContentProvider());
 		dialog.setValidator(new FileValidator());
 		dialog.setAllowMultiple(false);
 		dialog.setTitle(PDEUIMessages.ProductExportWizardPage_fileSelection);
 		dialog.setMessage(PDEUIMessages.SchemaIncludesSection_dialogMessage);
 		dialog.addFilter(new FileExtensionFilter("exsd")); //$NON-NLS-1$
 		dialog.addFilter(new PDEProjectFilter());
 		dialog.setInput(PDEPlugin.getWorkspace().getRoot());

 		if (dialog.open() == Window.OK) {
 			Object result = dialog.getFirstResult();
 			if (!(result instanceof IFile))
 				return;
 			IFile newInclude = (IFile) result;

 			String location = getIncludeLocation(newInclude);
 			ISchemaInclude include = new SchemaInclude(getSchema(), location, false);
 			ISchema schema = getSchema();
 			if (schema instanceof Schema)
 				((Schema) schema).addInclude(include);
 		}
 	}

 	private void initialize() {
 		refresh();
 	}

 	private String getIncludeLocation(IFile file) {
 		IEditorInput input = getPage().getEditorInput();
 		if (!(input instanceof IFileEditorInput))
 			return null;
 		IPath schemaPath = ((IFileEditorInput) input).getFile().getFullPath();
 		IPath currPath = file.getFullPath();
 		int matchinSegments = schemaPath.matchingFirstSegments(currPath);
 		if (matchinSegments > 0) {
 			schemaPath = schemaPath.removeFirstSegments(matchinSegments);
 			currPath = currPath.removeFirstSegments(matchinSegments);
 			if (schemaPath.segmentCount() == 1)
 				return currPath.toString();
 			StringBuilder sb = new StringBuilder();
 			while (schemaPath.segmentCount() > 1) {
 				sb.append("../"); //$NON-NLS-1$
 				schemaPath = schemaPath.removeFirstSegments(1);
 			}
 			String location = sb.toString() + currPath.toString();
 			return location.trim().length() > 0 ? location : null;
 		}
 		IPluginModelBase model = PluginRegistry.findModel(file.getProject());
 		String id = model.getPluginBase().getId();
 		if (id != null)
 			return "schema://" + id + "/" + file.getProjectRelativePath().toString(); //$NON-NLS-1$ //$NON-NLS-2$
 		return null;
 	}

 	private boolean isUnlistedInclude(IFile file) {
 		String location = getIncludeLocation(file);
 		if (location == null)
 			return false;
 		boolean unlisted = true;
 		ISchemaInclude[] includes = getSchema().getIncludes();
 		for (ISchemaInclude include : includes) {
 			if (include.getLocation().equals(location)) {
 				unlisted = false;
 				break;
 			}
 		}
 		return unlisted;
 	}

 	@Override
 	protected void handleDoubleClick(IStructuredSelection selection) {
 		Object object = selection.getFirstElement();
 		if (object instanceof ISchemaInclude) {
 			IEditorInput edinput = getPage().getEditorInput();
 			if (!(edinput instanceof IFileEditorInput))
 				return;
 			String path = ((ISchemaInclude) object).getLocation();
 			IPath includePath = new Path(((ISchemaInclude) object).getLocation());
 			boolean result = false;
 			if (path.startsWith("schema:")) { //$NON-NLS-1$
 				result = SchemaEditor.openSchema(includePath);
 			} else {
 				IFile currSchemaFile = ((IFileEditorInput) edinput).getFile();
 				IProject project = currSchemaFile.getProject();
 				IPath currSchemaPath = currSchemaFile.getProjectRelativePath();
 				IFile file = project.getFile(currSchemaPath.removeLastSegments(1).append(includePath));
 				result = SchemaEditor.openSchema(file);
 			}
 			if (!result)
 				MessageDialog.openWarning(getPage().getSite().getShell(), PDEUIMessages.SchemaIncludesSection_missingWarningTitle, NLS.bind(PDEUIMessages.SchemaIncludesSection_missingWarningMessage, includePath.toString()));
 		}
 	}

 	@Override
 	public void refresh() {
 		getTablePart().setButtonEnabled(0, getSchema().isEditable());
 		getTablePart().setButtonEnabled(1, false);
 		fViewer.setInput(getSchema().getIncludes());
 		super.refresh();
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2000, 2017 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
	* Code 9 Corporation - ongoing enhancements
	* Martin Karpisek <martin.karpisek@gmail.com> - Bug 351356
	*******************************************************************************/
	package org.eclipse.pde.internal.ui.editor.schema;

	import org.eclipse.core.resources.IFile;
	import org.eclipse.core.resources.IProject;
	import org.eclipse.core.runtime.*;
	import org.eclipse.jface.dialogs.MessageDialog;
	import org.eclipse.jface.viewers.*;
	import org.eclipse.jface.window.Window;
	import org.eclipse.osgi.util.NLS;
	import org.eclipse.pde.core.IModelChangedEvent;
	import org.eclipse.pde.core.plugin.IPluginModelBase;
	import org.eclipse.pde.core.plugin.PluginRegistry;
	import org.eclipse.pde.internal.core.ischema.ISchema;
	import org.eclipse.pde.internal.core.ischema.ISchemaInclude;
	import org.eclipse.pde.internal.core.natures.PDE;
	import org.eclipse.pde.internal.core.schema.Schema;
	import org.eclipse.pde.internal.core.schema.SchemaInclude;
	import org.eclipse.pde.internal.ui.PDEPlugin;
	import org.eclipse.pde.internal.ui.PDEUIMessages;
	import org.eclipse.pde.internal.ui.editor.TableSection;
	import org.eclipse.pde.internal.ui.parts.TablePart;
	import org.eclipse.pde.internal.ui.util.FileExtensionFilter;
	import org.eclipse.pde.internal.ui.util.FileValidator;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.ui.IEditorInput;
	import org.eclipse.ui.IFileEditorInput;
	import org.eclipse.ui.actions.ActionFactory;
	import org.eclipse.ui.dialogs.ElementTreeSelectionDialog;
	import org.eclipse.ui.forms.widgets.FormToolkit;
	import org.eclipse.ui.forms.widgets.Section;
	import org.eclipse.ui.model.WorkbenchContentProvider;
	import org.eclipse.ui.model.WorkbenchLabelProvider;

	public class SchemaIncludesSection extends TableSection {

	private TableViewer fViewer;

	class PDEProjectFilter extends ViewerFilter {
	@Override
	public boolean select(Viewer viewer, Object parentElement, Object element) {
	if (element instanceof IProject) {
	try {
	return ((IProject) element).hasNature(PDE.PLUGIN_NATURE);
	} catch (CoreException e) {
	}
	} else if (element instanceof IFile) {
	return isUnlistedInclude((IFile) element);
	}
	return true;
	}
	}

	public SchemaIncludesSection(SchemaOverviewPage page, Composite parent) {
	super(page, parent, Section.DESCRIPTION, new String[] {PDEUIMessages.SchemaIncludesSection_addButton, PDEUIMessages.SchemaIncludesSection_removeButton});
	getSection().setText(PDEUIMessages.SchemaIncludesSection_title);
	getSection().setDescription(PDEUIMessages.SchemaIncludesSection_description);
	}

	@Override
	public void createClient(Section section, FormToolkit toolkit) {
	Composite container = createClientContainer(section, 2, toolkit);
	createViewerPartControl(container, SWT.MULTI, 2, toolkit);
	TablePart tablePart = getTablePart();
	fViewer = tablePart.getTableViewer();
	fViewer.setLabelProvider(PDEPlugin.getDefault().getLabelProvider());
	PDEPlugin.getDefault().getLabelProvider().connect(this);
	fViewer.setContentProvider(ArrayContentProvider.getInstance());

	getSchema().addModelChangedListener(this);
	toolkit.paintBordersFor(container);
	section.setClient(container);
	section.setLayoutData(new GridData(GridData.FILL_BOTH));

	initialize();
	}

	@Override
	protected void buttonSelected(int index) {
	if (index == 0)
	handleNewInclude();
	else
	handleRemoveInclude();
	}

	@Override
	protected void selectionChanged(IStructuredSelection selection) {
	getPage().getManagedForm().fireSelectionChanged(this, selection);
	getPage().getPDEEditor().setSelection(selection);
	if (!getSchema().isEditable())
	return;
	Object object = fViewer.getStructuredSelection().getFirstElement();
	getTablePart().setButtonEnabled(1, object instanceof ISchemaInclude);
	}

	@Override
	public void dispose() {
	ISchema schema = getSchema();
	if (schema != null)
	schema.removeModelChangedListener(this);
	PDEPlugin.getDefault().getLabelProvider().disconnect(this);
	super.dispose();
	}

	@Override
	public void modelChanged(IModelChangedEvent e) {
	int changeType = e.getChangeType();
	if (changeType == IModelChangedEvent.WORLD_CHANGED) {
	markStale();
	return;
	}
	Object[] objects = e.getChangedObjects();
	for (Object changedObject : objects) {
	if (changedObject instanceof ISchemaInclude) {
	if (changeType == IModelChangedEvent.INSERT) {
	fViewer.add(changedObject);
	} else if (changeType == IModelChangedEvent.REMOVE) {
	fViewer.remove(changedObject);
	}
	}
	}
	}

	@Override
	public boolean doGlobalAction(String actionId) {
	if (actionId.equals(ActionFactory.DELETE.getId())) {
	handleRemoveInclude();
	return true;
	}
	return super.doGlobalAction(actionId);
	}

	private ISchema getSchema() {
	return (ISchema) getPage().getModel();
	}

	protected void handleRemoveInclude() {
	Object[] selected = new Object[0];
	IStructuredSelection selection = fViewer.getStructuredSelection();
	if (selection.isEmpty())
	return;
	selected = selection.toArray();
	Schema schema = (Schema) getSchema();
	for (Object selectedObject : selected) {
	schema.removeInclude((ISchemaInclude) selectedObject);
	}
	}

	protected void handleNewInclude() {
	ElementTreeSelectionDialog dialog = new ElementTreeSelectionDialog(getPage().getSite().getShell(), new WorkbenchLabelProvider(), new WorkbenchContentProvider());
	dialog.setValidator(new FileValidator());
	dialog.setAllowMultiple(false);
	dialog.setTitle(PDEUIMessages.ProductExportWizardPage_fileSelection);
	dialog.setMessage(PDEUIMessages.SchemaIncludesSection_dialogMessage);
	dialog.addFilter(new FileExtensionFilter("exsd")); //$NON-NLS-1$
	dialog.addFilter(new PDEProjectFilter());
	dialog.setInput(PDEPlugin.getWorkspace().getRoot());

	if (dialog.open() == Window.OK) {
	Object result = dialog.getFirstResult();
	if (!(result instanceof IFile))
	return;
	IFile newInclude = (IFile) result;

	String location = getIncludeLocation(newInclude);
	ISchemaInclude include = new SchemaInclude(getSchema(), location, false);
	ISchema schema = getSchema();
	if (schema instanceof Schema)
	((Schema) schema).addInclude(include);
	}
	}

	private void initialize() {
	refresh();
	}

	private String getIncludeLocation(IFile file) {
	IEditorInput input = getPage().getEditorInput();
	if (!(input instanceof IFileEditorInput))
	return null;
	IPath schemaPath = ((IFileEditorInput) input).getFile().getFullPath();
	IPath currPath = file.getFullPath();
	int matchinSegments = schemaPath.matchingFirstSegments(currPath);
	if (matchinSegments > 0) {
	schemaPath = schemaPath.removeFirstSegments(matchinSegments);
	currPath = currPath.removeFirstSegments(matchinSegments);
	if (schemaPath.segmentCount() == 1)
	return currPath.toString();
	StringBuilder sb = new StringBuilder();
	while (schemaPath.segmentCount() > 1) {
	sb.append("../"); //$NON-NLS-1$
	schemaPath = schemaPath.removeFirstSegments(1);
	}
	String location = sb.toString() + currPath.toString();
	return location.trim().length() > 0 ? location : null;
	}
	IPluginModelBase model = PluginRegistry.findModel(file.getProject());
	String id = model.getPluginBase().getId();
	if (id != null)
	return "schema://" + id + "/" + file.getProjectRelativePath().toString(); //$NON-NLS-1$ //$NON-NLS-2$
	return null;
	}

	private boolean isUnlistedInclude(IFile file) {
	String location = getIncludeLocation(file);
	if (location == null)
	return false;
	boolean unlisted = true;
	ISchemaInclude[] includes = getSchema().getIncludes();
	for (ISchemaInclude include : includes) {
	if (include.getLocation().equals(location)) {
	unlisted = false;
	break;
	}
	}
	return unlisted;
	}

	@Override
	protected void handleDoubleClick(IStructuredSelection selection) {
	Object object = selection.getFirstElement();
	if (object instanceof ISchemaInclude) {
	IEditorInput edinput = getPage().getEditorInput();
	if (!(edinput instanceof IFileEditorInput))
	return;
	String path = ((ISchemaInclude) object).getLocation();
	IPath includePath = new Path(((ISchemaInclude) object).getLocation());
	boolean result = false;
	if (path.startsWith("schema:")) { //$NON-NLS-1$
	result = SchemaEditor.openSchema(includePath);
	} else {
	IFile currSchemaFile = ((IFileEditorInput) edinput).getFile();
	IProject project = currSchemaFile.getProject();
	IPath currSchemaPath = currSchemaFile.getProjectRelativePath();
	IFile file = project.getFile(currSchemaPath.removeLastSegments(1).append(includePath));
	result = SchemaEditor.openSchema(file);
	}
	if (!result)
	MessageDialog.openWarning(getPage().getSite().getShell(), PDEUIMessages.SchemaIncludesSection_missingWarningTitle, NLS.bind(PDEUIMessages.SchemaIncludesSection_missingWarningMessage, includePath.toString()));
	}
	}

	@Override
	public void refresh() {
	getTablePart().setButtonEnabled(0, getSchema().isEditable());
	getTablePart().setButtonEnabled(1, false);
	fViewer.setInput(getSchema().getIncludes());
	super.refresh();
	}
	}