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https://github.com/eclipse-cdt/cdt
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[251452] - Updated copyright statements and comments.
This commit is contained in:
Pawel Piech
parent
13b09802ad
commit
11551c7891
2 changed files with 4 additions and 228 deletions
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/*******************************************************************************
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* Copyright (c) 2000, 2007 IBM Corporation and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* IBM Corporation - initial API and implementation
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* Anton Leherbauer (Wind River Systems) - bug 183291
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*******************************************************************************/
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package org.eclipse.dd.dsf.debug.internal.ui.viewmodel.actions;
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import org.eclipse.core.resources.IResource;
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import org.eclipse.core.runtime.CoreException;
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import org.eclipse.core.runtime.IAdaptable;
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import org.eclipse.core.runtime.IAdapterManager;
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import org.eclipse.core.runtime.Platform;
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import org.eclipse.jface.action.IAction;
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import org.eclipse.jface.dialogs.ErrorDialog;
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import org.eclipse.jface.viewers.ISelection;
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import org.eclipse.jface.viewers.ISelectionProvider;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.ui.IEditorPart;
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import org.eclipse.ui.IPartListener;
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import org.eclipse.ui.IPartService;
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import org.eclipse.ui.IWorkbenchPart;
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import org.eclipse.ui.IWorkbenchWindow;
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import org.eclipse.ui.IWorkbenchWindowActionDelegate;
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import org.eclipse.ui.texteditor.IUpdate;
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/**
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* Global retargettable debug action.
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*
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* @since 3.0
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*/
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public abstract class RetargetAction implements IWorkbenchWindowActionDelegate, IPartListener, IUpdate {
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protected IWorkbenchWindow fWindow = null;
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private IWorkbenchPart fActivePart = null;
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private Object fTargetAdapter = null;
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private IAction fAction = null;
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private static final ISelection EMPTY_SELECTION = new EmptySelection();
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static class EmptySelection implements ISelection {
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/* (non-Javadoc)
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* @see org.eclipse.jface.viewers.ISelection#isEmpty()
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*/
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public boolean isEmpty() {
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return true;
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}
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}
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/**
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* Returns the current selection in the active part, possibly
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* and empty selection, but never <code>null</code>.
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*
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* @return the selection in the active part, possibly empty
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*/
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private ISelection getTargetSelection() {
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if (fActivePart != null) {
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ISelectionProvider selectionProvider = fActivePart.getSite().getSelectionProvider();
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if (selectionProvider != null) {
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return selectionProvider.getSelection();
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}
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}
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return EMPTY_SELECTION;
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.IWorkbenchWindowActionDelegate#dispose()
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*/
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public void dispose() {
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fWindow.getPartService().removePartListener(this);
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fActivePart = null;
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fTargetAdapter = null;
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.IWorkbenchWindowActionDelegate#init(org.eclipse.ui.IWorkbenchWindow)
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*/
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public void init(IWorkbenchWindow window) {
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this.fWindow = window;
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IPartService partService = window.getPartService();
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partService.addPartListener(this);
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IWorkbenchPart part = partService.getActivePart();
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if (part != null) {
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partActivated(part);
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}
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction)
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*/
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public void run(IAction action) {
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if (fTargetAdapter != null) {
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try {
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performAction(fTargetAdapter, getTargetSelection(), fActivePart);
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} catch (CoreException e) {
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ErrorDialog.openError(fWindow.getShell(), MessagesForVMActions.RetargetDebugContextAction_ErrorDialog_title, MessagesForVMActions.RetargetDebugContextAction_ErrorDialog_message, e.getStatus());
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}
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}
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}
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/**
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* Performs the specific breakpoint toggling.
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*
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* @param selection selection in the active part
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* @param part active part
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* @throws CoreException if an exception occurrs
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*/
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protected abstract void performAction(Object target, ISelection selection, IWorkbenchPart part) throws CoreException;
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/* (non-Javadoc)
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* @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction, org.eclipse.jface.viewers.ISelection)
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*/
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public void selectionChanged(IAction action, ISelection selection) {
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this.fAction = action;
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// if the active part did not provide an adapter, see if the selectoin does
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if (fTargetAdapter == null && selection instanceof IStructuredSelection) {
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IStructuredSelection ss = (IStructuredSelection) selection;
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if (!ss.isEmpty()) {
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Object object = ss.getFirstElement();
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if (object instanceof IAdaptable) {
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fTargetAdapter = getAdapter((IAdaptable) object);
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}
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}
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}
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update();
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.IPartListener#partActivated(org.eclipse.ui.IWorkbenchPart)
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*/
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public void partActivated(IWorkbenchPart part) {
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fActivePart = part;
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IResource resource = (IResource) part.getAdapter(IResource.class);
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if (resource == null && part instanceof IEditorPart) {
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resource = (IResource) ((IEditorPart)part).getEditorInput().getAdapter(IResource.class);
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}
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if (resource != null) {
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fTargetAdapter = getAdapter(resource);
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}
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if (fTargetAdapter == null) {
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fTargetAdapter = getAdapter(part);
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}
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update();
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}
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protected Object getAdapter(IAdaptable adaptable) {
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Object adapter = adaptable.getAdapter(getAdapterClass());
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if (adapter == null) {
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IAdapterManager adapterManager = Platform.getAdapterManager();
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if (adapterManager.hasAdapter(adaptable, getAdapterClass().getName())) {
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fTargetAdapter = adapterManager.loadAdapter(adaptable, getAdapterClass().getName());
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}
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}
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return adapter;
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}
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/**
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* Returns the type of adapter (target) this action works on.
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*
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* @return the type of adapter this action works on
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*/
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protected abstract Class getAdapterClass();
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/* (non-Javadoc)
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* @see org.eclipse.ui.IPartListener#partBroughtToTop(org.eclipse.ui.IWorkbenchPart)
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*/
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public void partBroughtToTop(IWorkbenchPart part) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.IPartListener#partClosed(org.eclipse.ui.IWorkbenchPart)
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*/
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public void partClosed(IWorkbenchPart part) {
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clearPart(part);
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}
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/**
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* Clears reference to active part and adapter when a relevant part
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* is closed or deactivated.
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*
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* @param part workbench part that has been closed or deactivated
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*/
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protected void clearPart(IWorkbenchPart part) {
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if (part.equals(fActivePart)) {
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fActivePart = null;
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fTargetAdapter = null;
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}
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.IPartListener#partDeactivated(org.eclipse.ui.IWorkbenchPart)
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*/
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public void partDeactivated(IWorkbenchPart part) {
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clearPart(part);
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.IPartListener#partOpened(org.eclipse.ui.IWorkbenchPart)
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*/
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public void partOpened(IWorkbenchPart part) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.texteditor.IUpdate#update()
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*/
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public void update() {
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if (fAction == null) {
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return;
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}
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if (fTargetAdapter != null) {
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fAction.setEnabled(canPerformAction(fTargetAdapter, getTargetSelection(), fActivePart));
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} else {
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fAction.setEnabled(false);
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}
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}
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/**
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* Returns whether the specific operation is supported.
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*
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* @param target the target adapter
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* @param selection the selection to verify the operation on
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* @param part the part the operation has been requested on
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* @return whether the operation can be performed
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*/
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protected abstract boolean canPerformAction(Object target, ISelection selection, IWorkbenchPart part);
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}
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@ -6,7 +6,7 @@
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* http://www.eclipse.org/legal/epl-v10.html
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* http://www.eclipse.org/legal/epl-v10.html
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*
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*
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* Contributors:
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* Contributors:
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* Ted R Williams (Wind River Systems, Inc.) - initial implementation
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* Wind River Systems, Inc. - initial implementation
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*******************************************************************************/
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*******************************************************************************/
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package org.eclipse.dd.dsf.debug.internal.ui.viewmodel.actions;
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package org.eclipse.dd.dsf.debug.internal.ui.viewmodel.actions;
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@ -29,6 +29,9 @@ import org.eclipse.ui.IWorkbenchWindow;
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import org.eclipse.ui.IWorkbenchWindowActionDelegate;
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import org.eclipse.ui.IWorkbenchWindowActionDelegate;
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/**
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/**
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* Base class for actions which delegate functionality to an adapter retrieved
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* from the current debug context.
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*
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* @since 1.1
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* @since 1.1
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*/
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*/
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abstract public class RetargetDebugContextAction implements IWorkbenchWindowActionDelegate, IDebugContextListener, IActionDelegate2 {
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abstract public class RetargetDebugContextAction implements IWorkbenchWindowActionDelegate, IDebugContextListener, IActionDelegate2 {
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