| /******************************************************************************* |
| * Copyright (c) 2004, 2008 Tasktop Technologies and others. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * https://www.eclipse.org/legal/epl-2.0 |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Tasktop Technologies - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.mylyn.internal.java.ui.actions; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IMember; |
| import org.eclipse.jdt.internal.ui.actions.SelectionConverter; |
| import org.eclipse.jdt.internal.ui.javaeditor.JavaEditor; |
| import org.eclipse.jdt.internal.ui.packageview.PackageExplorerPart; |
| import org.eclipse.jdt.internal.ui.packageview.ToggleLinkingAction; |
| import org.eclipse.jdt.ui.StandardJavaElementContentProvider; |
| import org.eclipse.jface.action.ActionContributionItem; |
| import org.eclipse.jface.action.IContributionItem; |
| import org.eclipse.jface.text.ITextSelection; |
| import org.eclipse.jface.text.TextSelection; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.viewers.StructuredViewer; |
| import org.eclipse.jface.viewers.ViewerFilter; |
| import org.eclipse.mylyn.context.ui.AbstractAutoFocusViewAction; |
| import org.eclipse.mylyn.context.ui.InterestFilter; |
| import org.eclipse.mylyn.internal.java.ui.JavaDeclarationsFilter; |
| import org.eclipse.ui.IEditorPart; |
| import org.eclipse.ui.IViewPart; |
| |
| /** |
| * @author Mik Kersten |
| */ |
| public class FocusPackageExplorerAction extends AbstractAutoFocusViewAction { |
| |
| public FocusPackageExplorerAction() { |
| super(new InterestFilter(), true, true, true); |
| } |
| |
| @Override |
| protected ISelection resolveSelection(IEditorPart part, ITextSelection changedSelection, StructuredViewer viewer) |
| throws CoreException { |
| Object elementToSelect = null; |
| if (changedSelection instanceof TextSelection && part instanceof JavaEditor) { |
| TextSelection textSelection = (TextSelection) changedSelection; |
| IJavaElement javaElement = SelectionConverter.resolveEnclosingElement((JavaEditor) part, textSelection); |
| if (javaElement != null) { |
| elementToSelect = javaElement; |
| } |
| } |
| |
| if (elementToSelect != null) { |
| StructuredSelection currentSelection = (StructuredSelection) viewer.getSelection(); |
| if (currentSelection.size() <= 1) { |
| if (elementToSelect instanceof IMember) { |
| if (viewer.getContentProvider() instanceof StandardJavaElementContentProvider) { |
| if (!((StandardJavaElementContentProvider) viewer.getContentProvider()).getProvideMembers()) { |
| elementToSelect = ((IMember) elementToSelect).getCompilationUnit(); |
| return new StructuredSelection(elementToSelect); |
| } |
| } |
| |
| for (ViewerFilter filter : Arrays.asList(viewer.getFilters())) { |
| if (filter instanceof JavaDeclarationsFilter) { |
| elementToSelect = ((IMember) elementToSelect).getCompilationUnit(); |
| return new StructuredSelection(elementToSelect); |
| } |
| } |
| } |
| } |
| return new StructuredSelection(elementToSelect); |
| } else { |
| return null; |
| } |
| } |
| |
| // TODO: should have better way of doing this |
| @Override |
| protected void setManualFilteringAndLinkingEnabled(boolean enabled) { |
| IViewPart part = super.getPartForAction(); |
| if (part instanceof PackageExplorerPart) { |
| for (IContributionItem item : ((PackageExplorerPart) part).getViewSite() |
| .getActionBars() |
| .getToolBarManager() |
| .getItems()) { |
| if (item instanceof ActionContributionItem) { |
| ActionContributionItem actionItem = (ActionContributionItem) item; |
| if (actionItem.getAction() instanceof ToggleLinkingAction) { |
| actionItem.getAction().setEnabled(enabled); |
| } |
| } |
| } |
| for (IContributionItem item : ((PackageExplorerPart) part).getViewSite() |
| .getActionBars() |
| .getMenuManager() |
| .getItems()) { |
| if (item instanceof ActionContributionItem) { |
| ActionContributionItem actionItem = (ActionContributionItem) item; |
| // TODO: file bug asking for extensibility |
| if (actionItem.getAction().getClass().getSimpleName().equals("ShowFilterDialogAction")) { //$NON-NLS-1$ |
| actionItem.getAction().setEnabled(enabled); |
| } |
| } |
| // NOTE: turning off dynamically contributed filter items is not currently feasible |
| // else if (item instanceof ContributionItem) { |
| // ContributionItem contributionItem = (ContributionItem) item; |
| // |
| // if (contributionItem.getClass().getSimpleName().equals("FilterActionMenuContributionItem")) { |
| // try { |
| // Class<?> clazz = contributionItem.getClass(); |
| // Field field = clazz.getDeclaredField("fActionGroup"); |
| // field.setAccessible(true); |
| // Object object = field.get(contributionItem); |
| // if (object instanceof CustomFiltersActionGroup) { |
| // CustomFiltersActionGroup group = (CustomFiltersActionGroup) object; |
| // group.setFilters(new String[] { }); |
| // } |
| // } catch (Exception e) { |
| // e.printStackTrace(); |
| // } |
| // } |
| // } |
| } |
| } |
| } |
| |
| @Override |
| protected void setDefaultLinkingEnabled(boolean on) { |
| IViewPart part = super.getPartForAction(); |
| if (part instanceof PackageExplorerPart) { |
| ((PackageExplorerPart) part).setLinkingEnabled(on); |
| } |
| } |
| |
| @Override |
| protected boolean isDefaultLinkingEnabled() { |
| IViewPart part = super.getPartForAction(); |
| if (part instanceof PackageExplorerPart) { |
| return ((PackageExplorerPart) part).isLinkingEnabled(); |
| } |
| return false; |
| } |
| |
| @Override |
| public List<StructuredViewer> getViewers() { |
| List<StructuredViewer> viewers = new ArrayList<StructuredViewer>(); |
| // TODO: get from super |
| IViewPart part = super.getPartForAction(); |
| if (part instanceof PackageExplorerPart) { |
| viewers.add(((PackageExplorerPart) part).getTreeViewer()); |
| } |
| return viewers; |
| } |
| } |