| /******************************************************************************* |
| * Copyright (c) 2000, 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 |
| *******************************************************************************/ |
| package org.eclipse.pde.internal.ui.editor; |
| |
| import java.util.ArrayList; |
| import org.eclipse.jface.action.*; |
| import org.eclipse.jface.viewers.*; |
| import org.eclipse.pde.internal.launching.ILaunchingPreferenceConstants; |
| import org.eclipse.pde.internal.ui.*; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.FocusListener; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.ui.IActionBars; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.part.Page; |
| import org.eclipse.ui.part.PageBook; |
| import org.eclipse.ui.views.contentoutline.IContentOutlinePage; |
| |
| public class PDEMultiPageContentOutline extends Page implements IContentOutlinePage, ISelectionChangedListener, ILaunchingPreferenceConstants { |
| private PageBook pagebook; |
| private ISelection selection; |
| private ArrayList<ISelectionChangedListener> listeners; |
| private ISortableContentOutlinePage currentPage; |
| private ISortableContentOutlinePage emptyPage; |
| private IActionBars actionBars; |
| private boolean sortingOn; |
| private PDEFormEditor editor; |
| private ToggleLinkWithEditorAction fToggleLinkWithEditorAction; |
| |
| public PDEMultiPageContentOutline(PDEFormEditor editor) { |
| this.editor = editor; |
| listeners = new ArrayList<>(); |
| sortingOn = PDEPlugin.getDefault().getPreferenceStore().getBoolean("PDEMultiPageContentOutline.SortingAction.isChecked"); //$NON-NLS-1$ |
| |
| } |
| |
| public void addFocusListener(FocusListener listener) { |
| } |
| |
| @Override |
| public void addSelectionChangedListener(ISelectionChangedListener listener) { |
| listeners.add(listener); |
| } |
| |
| @Override |
| public void createControl(Composite parent) { |
| pagebook = new PageBook(parent, SWT.NONE); |
| } |
| |
| @Override |
| public void dispose() { |
| if (pagebook != null && !pagebook.isDisposed()) |
| pagebook.dispose(); |
| if (emptyPage != null) { |
| emptyPage.dispose(); |
| emptyPage = null; |
| } |
| if (currentPage != null) { |
| currentPage.removeSelectionChangedListener(this); |
| currentPage = null; |
| } |
| |
| pagebook = null; |
| listeners = null; |
| editor = null; |
| |
| // Workaround for leak in Platform |
| if (fToggleLinkWithEditorAction != null) { |
| fToggleLinkWithEditorAction.fEditor = null; |
| fToggleLinkWithEditorAction = null; |
| } |
| } |
| |
| public boolean isDisposed() { |
| return listeners == null; |
| } |
| |
| @Override |
| public Control getControl() { |
| return pagebook; |
| } |
| |
| public PageBook getPagebook() { |
| return pagebook; |
| } |
| |
| @Override |
| public ISelection getSelection() { |
| return selection; |
| } |
| |
| @Override |
| public void makeContributions(IMenuManager menuManager, IToolBarManager toolBarManager, IStatusLineManager statusLineManager) { |
| } |
| |
| public void removeFocusListener(FocusListener listener) { |
| } |
| |
| @Override |
| public void removeSelectionChangedListener(ISelectionChangedListener listener) { |
| listeners.remove(listener); |
| } |
| |
| @Override |
| public void selectionChanged(SelectionChangedEvent event) { |
| setSelection(event.getSelection()); |
| } |
| |
| @Override |
| public void setActionBars(IActionBars actionBars) { |
| this.actionBars = actionBars; |
| registerToolbarActions(actionBars); |
| if (currentPage != null) |
| setPageActive(currentPage); |
| |
| } |
| |
| public IActionBars getActionBars() { |
| return actionBars; |
| } |
| |
| @Override |
| public void setFocus() { |
| if (currentPage != null) |
| currentPage.setFocus(); |
| } |
| |
| private ISortableContentOutlinePage getEmptyPage() { |
| if (emptyPage == null) |
| emptyPage = new EmptyOutlinePage(); |
| return emptyPage; |
| } |
| |
| public void setPageActive(ISortableContentOutlinePage page) { |
| if (page == null) { |
| page = getEmptyPage(); |
| } |
| if (currentPage != null) { |
| currentPage.removeSelectionChangedListener(this); |
| } |
| //page.init(getSite()); |
| page.sort(sortingOn); |
| page.addSelectionChangedListener(this); |
| this.currentPage = page; |
| if (pagebook == null) { |
| // still not being made |
| return; |
| } |
| Control control = page.getControl(); |
| if (control == null || control.isDisposed()) { |
| // first time |
| page.createControl(pagebook); |
| page.setActionBars(getActionBars()); |
| control = page.getControl(); |
| } |
| pagebook.showPage(control); |
| this.currentPage = page; |
| } |
| |
| /** |
| * Set the selection. |
| */ |
| @Override |
| public void setSelection(ISelection selection) { |
| this.selection = selection; |
| if (listeners == null) |
| return; |
| SelectionChangedEvent e = new SelectionChangedEvent(this, selection); |
| for (int i = 0; i < listeners.size(); i++) { |
| listeners.get(i).selectionChanged(e); |
| } |
| } |
| |
| private void registerToolbarActions(IActionBars actionBars) { |
| |
| IToolBarManager toolBarManager = actionBars.getToolBarManager(); |
| if (toolBarManager != null) { |
| fToggleLinkWithEditorAction = new ToggleLinkWithEditorAction(editor); |
| toolBarManager.add(fToggleLinkWithEditorAction); |
| toolBarManager.add(new SortingAction()); |
| } |
| } |
| |
| class SortingAction extends Action { |
| |
| public SortingAction() { |
| super(); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IHelpContextIds.OUTLINE_SORT_ACTION); |
| setText(PDEUIMessages.PDEMultiPageContentOutline_SortingAction_label); |
| setImageDescriptor(PDEPluginImages.DESC_ALPHAB_SORT_CO); |
| setDisabledImageDescriptor(PDEPluginImages.DESC_ALPHAB_SORT_CO_DISABLED); |
| setToolTipText(PDEUIMessages.PDEMultiPageContentOutline_SortingAction_tooltip); |
| setDescription(PDEUIMessages.PDEMultiPageContentOutline_SortingAction_description); |
| setChecked(sortingOn); |
| } |
| |
| @Override |
| public void run() { |
| setChecked(isChecked()); |
| valueChanged(isChecked()); |
| } |
| |
| private void valueChanged(final boolean on) { |
| sortingOn = on; |
| if (currentPage != null) |
| currentPage.sort(on); |
| PDEPlugin.getDefault().getPreferenceStore().setValue("PDEMultiPageContentOutline.SortingAction.isChecked", on); //$NON-NLS-1$ |
| } |
| |
| } |
| } |