ui/org.eclipse.pde.ui/src/org/eclipse/pde/internal/ui/editor/plugin/ManifestSourcePage.java - pde/eclipse.pde.ui - Git at Google

 /*******************************************************************************
  * Copyright (c) 2003, 2015 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
  *     Les Jones <lesojones@gmail.com> - Bug 214511
  *******************************************************************************/
 package org.eclipse.pde.internal.ui.editor.plugin;

 import java.util.ArrayList;
 import org.eclipse.jface.action.IMenuManager;
 import org.eclipse.jface.text.hyperlink.IHyperlinkDetector;
 import org.eclipse.jface.viewers.*;
 import org.eclipse.pde.core.plugin.*;
 import org.eclipse.pde.internal.core.plugin.ImportObject;
 import org.eclipse.pde.internal.core.text.*;
 import org.eclipse.pde.internal.core.text.plugin.PluginModelBase;
 import org.eclipse.pde.internal.ui.*;
 import org.eclipse.pde.internal.ui.editor.*;
 import org.eclipse.pde.internal.ui.editor.actions.PDEActionConstants;
 import org.eclipse.pde.internal.ui.elements.DefaultContentProvider;
 import org.eclipse.pde.internal.ui.refactoring.PDERefactoringAction;
 import org.eclipse.pde.internal.ui.refactoring.RefactoringActionFactory;
 import org.eclipse.pde.internal.ui.search.PluginSearchActionGroup;
 import org.eclipse.pde.internal.ui.util.SharedLabelProvider;
 import org.eclipse.swt.custom.StyledText;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.graphics.Point;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.ui.actions.ActionContext;

 public class ManifestSourcePage extends XMLSourcePage {

 	private Object fLibraries = new Object();
 	private Object fImports = new Object();
 	private Object fExtensionPoints = new Object();
 	private Object fExtensions = new Object();
 	private ExtensionAttributePointDectector fDetector;
 	private PluginSearchActionGroup fActionGroup;
 	private PDERefactoringAction fRenameAction;

 	class OutlineLabelProvider extends LabelProvider {
 		private PDELabelProvider fProvider;

 		public OutlineLabelProvider() {
 			fProvider = PDEPlugin.getDefault().getLabelProvider();
 		}


 		@Override
 		public String getText(Object obj) {
 			if (obj == fLibraries)
 				return PDEUIMessages.ManifestSourcePage_libraries;
 			if (obj == fImports)
 				return PDEUIMessages.ManifestSourcePage_dependencies;
 			if (obj == fExtensionPoints)
 				return PDEUIMessages.ManifestSourcePage_extensionPoints;
 			if (obj == fExtensions)
 				return PDEUIMessages.ManifestSourcePage_extensions;
 			String text = fProvider.getText(obj);
 			if ((text == null || text.trim().length() == 0) && obj instanceof IDocumentElementNode)
 				text = ((IDocumentElementNode) obj).getXMLTagName();
 			return text;
 		}

 		@Override
 		public Image getImage(Object obj) {
 			if (obj == fLibraries)
 				return fProvider.get(PDEPluginImages.DESC_RUNTIME_OBJ);
 			if (obj == fImports)
 				return fProvider.get(PDEPluginImages.DESC_REQ_PLUGINS_OBJ);
 			if (obj == fExtensionPoints)
 				return fProvider.get(PDEPluginImages.DESC_EXT_POINTS_OBJ);
 			if (obj == fExtensions)
 				return fProvider.get(PDEPluginImages.DESC_EXTENSIONS_OBJ);

 			Image image = fProvider.getImage(obj);
 			int flags = ((IDocumentElementNode) obj).isErrorNode() ? SharedLabelProvider.F_ERROR : 0;
 			return (flags == 0) ? image : fProvider.get(image, flags);
 		}
 	}

 	class ContentProvider extends DefaultContentProvider implements ITreeContentProvider {

 		@Override
 		public Object[] getChildren(Object parent) {
 			PluginModelBase model = (PluginModelBase) getInputContext().getModel();

 			ArrayList<Object> result = new ArrayList<>();
 			if (parent instanceof IPluginBase) {
 				IPluginBase pluginBase = (IPluginBase) parent;
 				if (pluginBase.getLibraries().length > 0)
 					result.add(fLibraries);
 				if (pluginBase.getImports().length > 0)
 					result.add(fImports);
 				if (pluginBase.getExtensionPoints().length > 0)
 					result.add(fExtensionPoints);
 				if (pluginBase.getExtensions().length > 0)
 					result.add(fExtensions);
 				return result.toArray();
 			}
 			if (parent == fLibraries)
 				return model.getPluginBase().getLibraries();

 			if (parent == fImports)
 				return model.getPluginBase().getImports();

 			if (parent == fExtensionPoints)
 				return model.getPluginBase().getExtensionPoints();

 			if (parent == fExtensions)
 				return model.getPluginBase().getExtensions();

 			return new Object[0];
 		}

 		@Override
 		public Object getParent(Object element) {
 			if (element instanceof IDocumentElementNode)
 				return ((IDocumentElementNode) element).getParentNode();
 			return null;
 		}

 		@Override
 		public boolean hasChildren(Object element) {
 			if (element instanceof IPluginBase) {
 				return ((IDocumentElementNode) element).getChildNodes().length > 0;
 			}
 			return element == fLibraries || element == fImports || element == fExtensionPoints || element == fExtensions;
 		}

 		@Override
 		public Object[] getElements(Object inputElement) {
 			if (inputElement instanceof IPluginModelBase) {
 				return new Object[] {((IPluginModelBase) inputElement).getPluginBase()};
 			}
 			return new Object[0];
 		}
 	}

 	class OutlineComparator extends ViewerComparator {
 		@Override
 		public int category(Object element) {
 			if (element == fLibraries)
 				return 0;
 			if (element == fImports)
 				return 1;
 			if (element == fExtensionPoints)
 				return 2;
 			if (element == fExtensions)
 				return 3;
 			return 4;
 		}
 	}

 	public ManifestSourcePage(PDEFormEditor editor, String id, String title) {
 		super(editor, id, title);
 		fDetector = new ExtensionAttributePointDectector();
 		fActionGroup = new PluginSearchActionGroup();
 	}

 	@Override
 	public ILabelProvider createOutlineLabelProvider() {
 		return new OutlineLabelProvider();
 	}

 	@Override
 	public ITreeContentProvider createOutlineContentProvider() {
 		return new ContentProvider();
 	}

 	@Override
 	public void updateSelection(Object object) {
 		if ((object instanceof IDocumentElementNode) && !((IDocumentElementNode) object).isErrorNode()) {
 			setSelectedObject(object);
 			setHighlightRange((IDocumentElementNode) object, true);
 			setSelectedRange((IDocumentElementNode) object, false);
 		} else {
 			//resetHighlightRange();
 		}
 	}

 	@Override
 	public ViewerComparator createOutlineComparator() {
 		return new OutlineComparator();
 	}

 	@Override
 	public IDocumentRange getRangeElement(int offset, boolean searchChildren) {
 		IPluginBase base = ((IPluginModelBase) getInputContext().getModel()).getPluginBase(false);
 		if (base == null)
 			return null;

 		IDocumentRange node = findNode(base.getLibraries(), offset, searchChildren);
 		if (node == null)
 			node = findNode(base.getImports(), offset, searchChildren);
 		if (node == null)
 			node = findNode(base.getExtensionPoints(), offset, searchChildren);
 		if (node == null)
 			node = findNode(base.getExtensions(), offset, searchChildren);
 		if (node == null)
 			node = findNode(new IPluginObject[] {base}, offset, searchChildren);

 		return node;
 	}

 	@Override
 	public IDocumentRange findRange() {

 		Object selectedObject = getSelection();

 		if (selectedObject instanceof ImportObject) {
 			selectedObject = ((ImportObject) selectedObject).getImport();
 			setSelectedObject(selectedObject);
 		}

 		if (selectedObject instanceof IDocumentElementNode)
 			return (IDocumentElementNode) selectedObject;

 		return null;
 	}

 	@Override
 	protected boolean isSelectionListener() {
 		return true;
 	}

 	@SuppressWarnings("unchecked")
 	@Override
 	public <T> T getAdapter(Class<T> adapter) {
 		if (IHyperlinkDetector.class.equals(adapter))
 			return (T) new ManifestHyperlinkDetector(this);
 		return super.getAdapter(adapter);
 	}

 	@Override
 	protected void editorContextMenuAboutToShow(IMenuManager menu) {

 		ISelection selection = fDetector.getSelection();
 		if (selection != null) {
 			fActionGroup.setContext(new ActionContext(selection));
 			fActionGroup.fillContextMenu(menu);
 		}
 		super.editorContextMenuAboutToShow(menu);

 		StyledText text = getViewer().getTextWidget();
 		Point p = text.getSelection();
 		IDocumentRange element = getRangeElement(p.x, false);

 		if (!(element instanceof IPluginExtensionPoint))
 			return;

 		if (isEditable()) {
 			if (fRenameAction == null)
 				fRenameAction = RefactoringActionFactory.createRefactorExtPointAction(PDEUIMessages.ManifestSourcePage_renameActionText);
 			if (fRenameAction != null) {
 				fRenameAction.setSelection(element);
 				// add rename action after Outline. This is the same order as the hyperlink actions
 				menu.insertAfter(PDEActionConstants.COMMAND_ID_QUICK_OUTLINE, fRenameAction);
 			}
 		}
 	}

 	@Override
 	public void createPartControl(Composite parent) {
 		super.createPartControl(parent);
 		// At this point the source page is fully initialized including the
 		// underlying text viewer
 		fDetector.setTextEditor(this);
 	}

 	@Override
 	public boolean isQuickOutlineEnabled() {
 		return true;
 	}

 	@Override
 	public void setActive(boolean active) {
 		super.setActive(active);
 		// Update the text selection if this page is being activated
 		if (active) {
 			updateTextSelection();
 		}
 	}

 	@Override
 	protected IFoldingStructureProvider getFoldingStructureProvider(IEditingModel model) {
 		return new PluginFoldingStructureProvider(this, model);
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2003, 2015 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
	* Les Jones <lesojones@gmail.com> - Bug 214511
	*******************************************************************************/
	package org.eclipse.pde.internal.ui.editor.plugin;

	import java.util.ArrayList;
	import org.eclipse.jface.action.IMenuManager;
	import org.eclipse.jface.text.hyperlink.IHyperlinkDetector;
	import org.eclipse.jface.viewers.*;
	import org.eclipse.pde.core.plugin.*;
	import org.eclipse.pde.internal.core.plugin.ImportObject;
	import org.eclipse.pde.internal.core.text.*;
	import org.eclipse.pde.internal.core.text.plugin.PluginModelBase;
	import org.eclipse.pde.internal.ui.*;
	import org.eclipse.pde.internal.ui.editor.*;
	import org.eclipse.pde.internal.ui.editor.actions.PDEActionConstants;
	import org.eclipse.pde.internal.ui.elements.DefaultContentProvider;
	import org.eclipse.pde.internal.ui.refactoring.PDERefactoringAction;
	import org.eclipse.pde.internal.ui.refactoring.RefactoringActionFactory;
	import org.eclipse.pde.internal.ui.search.PluginSearchActionGroup;
	import org.eclipse.pde.internal.ui.util.SharedLabelProvider;
	import org.eclipse.swt.custom.StyledText;
	import org.eclipse.swt.graphics.Image;
	import org.eclipse.swt.graphics.Point;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.ui.actions.ActionContext;

	public class ManifestSourcePage extends XMLSourcePage {

	private Object fLibraries = new Object();
	private Object fImports = new Object();
	private Object fExtensionPoints = new Object();
	private Object fExtensions = new Object();
	private ExtensionAttributePointDectector fDetector;
	private PluginSearchActionGroup fActionGroup;
	private PDERefactoringAction fRenameAction;

	class OutlineLabelProvider extends LabelProvider {
	private PDELabelProvider fProvider;

	public OutlineLabelProvider() {
	fProvider = PDEPlugin.getDefault().getLabelProvider();
	}


	@Override
	public String getText(Object obj) {
	if (obj == fLibraries)
	return PDEUIMessages.ManifestSourcePage_libraries;
	if (obj == fImports)
	return PDEUIMessages.ManifestSourcePage_dependencies;
	if (obj == fExtensionPoints)
	return PDEUIMessages.ManifestSourcePage_extensionPoints;
	if (obj == fExtensions)
	return PDEUIMessages.ManifestSourcePage_extensions;
	String text = fProvider.getText(obj);
	if ((text == null \|\| text.trim().length() == 0) && obj instanceof IDocumentElementNode)
	text = ((IDocumentElementNode) obj).getXMLTagName();
	return text;
	}

	@Override
	public Image getImage(Object obj) {
	if (obj == fLibraries)
	return fProvider.get(PDEPluginImages.DESC_RUNTIME_OBJ);
	if (obj == fImports)
	return fProvider.get(PDEPluginImages.DESC_REQ_PLUGINS_OBJ);
	if (obj == fExtensionPoints)
	return fProvider.get(PDEPluginImages.DESC_EXT_POINTS_OBJ);
	if (obj == fExtensions)
	return fProvider.get(PDEPluginImages.DESC_EXTENSIONS_OBJ);

	Image image = fProvider.getImage(obj);
	int flags = ((IDocumentElementNode) obj).isErrorNode() ? SharedLabelProvider.F_ERROR : 0;
	return (flags == 0) ? image : fProvider.get(image, flags);
	}
	}

	class ContentProvider extends DefaultContentProvider implements ITreeContentProvider {

	@Override
	public Object[] getChildren(Object parent) {
	PluginModelBase model = (PluginModelBase) getInputContext().getModel();

	ArrayList<Object> result = new ArrayList<>();
	if (parent instanceof IPluginBase) {
	IPluginBase pluginBase = (IPluginBase) parent;
	if (pluginBase.getLibraries().length > 0)
	result.add(fLibraries);
	if (pluginBase.getImports().length > 0)
	result.add(fImports);
	if (pluginBase.getExtensionPoints().length > 0)
	result.add(fExtensionPoints);
	if (pluginBase.getExtensions().length > 0)
	result.add(fExtensions);
	return result.toArray();
	}
	if (parent == fLibraries)
	return model.getPluginBase().getLibraries();

	if (parent == fImports)
	return model.getPluginBase().getImports();

	if (parent == fExtensionPoints)
	return model.getPluginBase().getExtensionPoints();

	if (parent == fExtensions)
	return model.getPluginBase().getExtensions();

	return new Object[0];
	}

	@Override
	public Object getParent(Object element) {
	if (element instanceof IDocumentElementNode)
	return ((IDocumentElementNode) element).getParentNode();
	return null;
	}

	@Override
	public boolean hasChildren(Object element) {
	if (element instanceof IPluginBase) {
	return ((IDocumentElementNode) element).getChildNodes().length > 0;
	}
	return element == fLibraries \|\| element == fImports \|\| element == fExtensionPoints \|\| element == fExtensions;
	}

	@Override
	public Object[] getElements(Object inputElement) {
	if (inputElement instanceof IPluginModelBase) {
	return new Object[] {((IPluginModelBase) inputElement).getPluginBase()};
	}
	return new Object[0];
	}
	}

	class OutlineComparator extends ViewerComparator {
	@Override
	public int category(Object element) {
	if (element == fLibraries)
	return 0;
	if (element == fImports)
	return 1;
	if (element == fExtensionPoints)
	return 2;
	if (element == fExtensions)
	return 3;
	return 4;
	}
	}

	public ManifestSourcePage(PDEFormEditor editor, String id, String title) {
	super(editor, id, title);
	fDetector = new ExtensionAttributePointDectector();
	fActionGroup = new PluginSearchActionGroup();
	}

	@Override
	public ILabelProvider createOutlineLabelProvider() {
	return new OutlineLabelProvider();
	}

	@Override
	public ITreeContentProvider createOutlineContentProvider() {
	return new ContentProvider();
	}

	@Override
	public void updateSelection(Object object) {
	if ((object instanceof IDocumentElementNode) && !((IDocumentElementNode) object).isErrorNode()) {
	setSelectedObject(object);
	setHighlightRange((IDocumentElementNode) object, true);
	setSelectedRange((IDocumentElementNode) object, false);
	} else {
	//resetHighlightRange();
	}
	}

	@Override
	public ViewerComparator createOutlineComparator() {
	return new OutlineComparator();
	}

	@Override
	public IDocumentRange getRangeElement(int offset, boolean searchChildren) {
	IPluginBase base = ((IPluginModelBase) getInputContext().getModel()).getPluginBase(false);
	if (base == null)
	return null;

	IDocumentRange node = findNode(base.getLibraries(), offset, searchChildren);
	if (node == null)
	node = findNode(base.getImports(), offset, searchChildren);
	if (node == null)
	node = findNode(base.getExtensionPoints(), offset, searchChildren);
	if (node == null)
	node = findNode(base.getExtensions(), offset, searchChildren);
	if (node == null)
	node = findNode(new IPluginObject[] {base}, offset, searchChildren);

	return node;
	}

	@Override
	public IDocumentRange findRange() {

	Object selectedObject = getSelection();

	if (selectedObject instanceof ImportObject) {
	selectedObject = ((ImportObject) selectedObject).getImport();
	setSelectedObject(selectedObject);
	}

	if (selectedObject instanceof IDocumentElementNode)
	return (IDocumentElementNode) selectedObject;

	return null;
	}

	@Override
	protected boolean isSelectionListener() {
	return true;
	}

	@SuppressWarnings("unchecked")
	@Override
	public <T> T getAdapter(Class<T> adapter) {
	if (IHyperlinkDetector.class.equals(adapter))
	return (T) new ManifestHyperlinkDetector(this);
	return super.getAdapter(adapter);
	}

	@Override
	protected void editorContextMenuAboutToShow(IMenuManager menu) {

	ISelection selection = fDetector.getSelection();
	if (selection != null) {
	fActionGroup.setContext(new ActionContext(selection));
	fActionGroup.fillContextMenu(menu);
	}
	super.editorContextMenuAboutToShow(menu);

	StyledText text = getViewer().getTextWidget();
	Point p = text.getSelection();
	IDocumentRange element = getRangeElement(p.x, false);

	if (!(element instanceof IPluginExtensionPoint))
	return;

	if (isEditable()) {
	if (fRenameAction == null)
	fRenameAction = RefactoringActionFactory.createRefactorExtPointAction(PDEUIMessages.ManifestSourcePage_renameActionText);
	if (fRenameAction != null) {
	fRenameAction.setSelection(element);
	// add rename action after Outline. This is the same order as the hyperlink actions
	menu.insertAfter(PDEActionConstants.COMMAND_ID_QUICK_OUTLINE, fRenameAction);
	}
	}
	}

	@Override
	public void createPartControl(Composite parent) {
	super.createPartControl(parent);
	// At this point the source page is fully initialized including the
	// underlying text viewer
	fDetector.setTextEditor(this);
	}

	@Override
	public boolean isQuickOutlineEnabled() {
	return true;
	}

	@Override
	public void setActive(boolean active) {
	super.setActive(active);
	// Update the text selection if this page is being activated
	if (active) {
	updateTextSelection();
	}
	}

	@Override
	protected IFoldingStructureProvider getFoldingStructureProvider(IEditingModel model) {
	return new PluginFoldingStructureProvider(this, model);
	}
	}