| /******************************************************************************* |
| * Copyright (c) 2001, 2008 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.wst.xsd.ui.internal.adt.editor; |
| |
| import java.util.List; |
| |
| import org.eclipse.draw2d.ColorConstants; |
| import org.eclipse.draw2d.IFigure; |
| import org.eclipse.gef.EditPart; |
| import org.eclipse.gef.EditPartFactory; |
| import org.eclipse.gef.GraphicalEditPart; |
| import org.eclipse.gef.GraphicalViewer; |
| import org.eclipse.gef.SelectionManager; |
| import org.eclipse.gef.editparts.ZoomManager; |
| import org.eclipse.gef.ui.actions.ActionRegistry; |
| import org.eclipse.gef.ui.parts.ScrollingGraphicalViewer; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.ISelectionChangedListener; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.ITreeContentProvider; |
| import org.eclipse.jface.viewers.SelectionChangedEvent; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.StackLayout; |
| import org.eclipse.swt.graphics.Rectangle; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.ui.views.contentoutline.IContentOutlinePage; |
| import org.eclipse.wst.xsd.ui.internal.adt.actions.BaseSelectionAction; |
| import org.eclipse.wst.xsd.ui.internal.adt.actions.SetInputToGraphView; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.ADTFloatingToolbar; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.DesignViewGraphicalViewer; |
| import org.eclipse.wst.xsd.ui.internal.adt.design.editparts.ADTEditPartFactory; |
| import org.eclipse.wst.xsd.ui.internal.adt.facade.IModel; |
| import org.eclipse.wst.xsd.ui.internal.adt.outline.ADTContentOutlinePage; |
| import org.eclipse.wst.xsd.ui.internal.adt.outline.ADTLabelProvider; |
| import org.eclipse.wst.xsd.ui.internal.adt.outline.ExtensibleContentOutlinePage; |
| import org.eclipse.wst.xsd.ui.internal.editor.XSDEditorPlugin; |
| |
| public abstract class ADTMultiPageEditor extends CommonMultiPageEditor |
| { |
| protected IModel model; |
| private int currentPage = -1; |
| protected Button tableOfContentsButton; |
| protected ADTFloatingToolbar floatingToolbar; |
| |
| /** |
| * Creates a multi-page editor example. |
| */ |
| public ADTMultiPageEditor() |
| { |
| super(); |
| } |
| |
| |
| private class InternalLayout extends StackLayout |
| { |
| public InternalLayout() |
| { |
| super(); |
| } |
| |
| protected void layout(Composite composite, boolean flushCache) |
| { |
| Control children[] = composite.getChildren(); |
| Rectangle rect = composite.getClientArea(); |
| rect.x += marginWidth; |
| rect.y += marginHeight; |
| rect.width -= 2 * marginWidth; |
| rect.height -= 2 * marginHeight; |
| |
| for (int i = 0; i < children.length; i++) |
| { |
| if (i == 0) // For the back to schema button |
| { |
| org.eclipse.draw2d.geometry.Rectangle r = ((GraphicalEditPart)floatingToolbar.getContents()).getFigure().getBounds(); |
| children[i].setBounds(rect.x + 10, rect.y + 10, r.width, Math.max(24, r.height)); |
| } |
| else if (i == 1 && modeCombo != null) // For the drop down toolbar |
| { |
| children[i].setBounds(rect.x + rect.width - 90 - maxLength, rect.y + 10, maxLength + 60, 26); |
| } |
| else // For the main graph viewer |
| { |
| children[i].setBounds(rect); |
| } |
| } |
| } |
| } |
| |
| protected Composite createGraphPageComposite() |
| { |
| Composite parent = new Composite(getContainer(), SWT.FLAT); |
| parent.setBackground(ColorConstants.white); |
| |
| parent.setLayout(new InternalLayout()); |
| |
| floatingToolbar = new ADTFloatingToolbar(getModel()); |
| floatingToolbar.createControl(parent); |
| floatingToolbar.getControl().setVisible(true); |
| EditPartFactory editPartFactory = getEditorModeManager().getCurrentMode().getEditPartFactory(); |
| floatingToolbar.setEditPartFactory(editPartFactory); |
| |
| createViewModeToolbar(parent); |
| |
| return parent; |
| } |
| |
| protected void createGraphPage() |
| { |
| super.createGraphPage(); |
| // toolbarViewer.getControl().moveAbove(graphicalViewer.getControl()); |
| // graphicalViewer.getControl().moveBelow(toolbarViewer.getControl()); |
| } |
| |
| public String getContributorId() |
| { |
| return "org.eclipse.wst.xsd.ui.internal.editor"; //$NON-NLS-1$ |
| } |
| |
| public IContentOutlinePage getContentOutlinePage() |
| { |
| if (fOutlinePage == null || fOutlinePage.getControl() == null || fOutlinePage.getControl().isDisposed()) |
| { |
| final ProductCustomizationProvider productCustomizationProvider = (ProductCustomizationProvider)getAdapter(ProductCustomizationProvider.class); |
| ExtensibleContentOutlinePage outlinePage = null; |
| if (productCustomizationProvider != null) |
| { |
| outlinePage = productCustomizationProvider.getProductContentOutlinePage(); |
| } |
| |
| if (outlinePage == null) |
| { |
| outlinePage = new ADTContentOutlinePage(); |
| } |
| outlinePage.setEditor(this); |
| ITreeContentProvider provider = (ITreeContentProvider)getEditorModeManager().getCurrentMode().getOutlineProvider(); |
| outlinePage.setContentProvider(provider); |
| ADTLabelProvider adtLabelProvider = new ADTLabelProvider(); |
| outlinePage.setLabelProvider(adtLabelProvider); |
| outlinePage.setModel(getModel()); |
| fOutlinePage = outlinePage; |
| } |
| return fOutlinePage; |
| } |
| |
| /** |
| * Creates the pages of the multi-page editor. |
| */ |
| protected void createPages() |
| { |
| selectionProvider = getSelectionManager(); |
| |
| createGraphPage(); |
| createSourcePage(); |
| |
| getEditorSite().setSelectionProvider(selectionProvider); |
| |
| model = buildModel(); // (IFileEditorInput)getEditorInput()); |
| |
| initializeGraphicalViewer(); |
| floatingToolbar.setModel(model); |
| |
| int pageIndexToShow = getDefaultPageTypeIndex(); |
| setActivePage(pageIndexToShow); |
| } |
| |
| protected int getDefaultPageTypeIndex() { |
| int pageIndex = SOURCE_PAGE_INDEX; |
| if (XSDEditorPlugin.getPlugin().getDefaultPage().equals(XSDEditorPlugin.DESIGN_PAGE)) { |
| pageIndex = DESIGN_PAGE_INDEX; |
| } |
| |
| return pageIndex; |
| } |
| |
| /** |
| * @see org.eclipse.ui.IWorkbenchPart#setFocus() |
| */ |
| public void setFocus() |
| { |
| super.setFocus(); |
| if (getActivePage() == DESIGN_PAGE_INDEX) |
| { |
| if (graphicalViewer != null && graphicalViewer.getControl() != null) |
| { |
| List selected = graphicalViewer.getSelectedEditParts(); |
| if (selected.size() > 0) |
| { |
| graphicalViewer.setFocus((EditPart)selected.get(0)); |
| } |
| graphicalViewer.getControl().setFocus(); |
| |
| } |
| } |
| else |
| { |
| graphicalViewer.setFocus(null); |
| } |
| } |
| |
| protected void pageChange(int newPageIndex) |
| { |
| currentPage = newPageIndex; |
| super.pageChange(newPageIndex); |
| |
| if (newPageIndex == DESIGN_PAGE_INDEX) |
| { |
| ISelection selection = graphicalViewer.getSelectionManager().getSelection(); |
| Object model = null; |
| if (selection instanceof StructuredSelection) |
| { |
| StructuredSelection structuredSelection = (StructuredSelection)selection; |
| // While in the source view, selection could have changed. |
| // Will try to select the first item when switching back to the design view. |
| // We currently do not multi-select figures if multiple elements are selected in the source view. |
| // For example, if multiple global elements are selected, the graph view will be in the details view |
| // of the first one. |
| Object elem = structuredSelection.getFirstElement(); |
| if (elem instanceof EditPart) |
| model = ((EditPart)elem).getModel(); |
| } |
| // Refresh the design page upon page change |
| graphicalViewer.getContents().refresh(); |
| // Need to use the adapter, since after refresh, the old edit part will have been replaced |
| // Maintain previous selection: |
| if (model != null) |
| { |
| getSelectionManager().setSelection(new StructuredSelection(model)); |
| } |
| } |
| setFocus(); |
| } |
| |
| private boolean isTableOfContentsApplicable(Object graphViewInput) |
| { |
| return !(graphViewInput instanceof IModel); |
| } |
| |
| protected ScrollingGraphicalViewer getGraphicalViewer() |
| { |
| DesignViewGraphicalViewer viewer = new DesignViewGraphicalViewer(this, getSelectionManager()); |
| viewer.addInputChangdListener(new ISelectionChangedListener() |
| { |
| public void selectionChanged(SelectionChangedEvent event) |
| { |
| IStructuredSelection input = (IStructuredSelection)event.getSelection(); |
| floatingToolbar.refresh(isTableOfContentsApplicable(input.getFirstElement())); |
| } |
| }); |
| // Workaround bug 227687 An edit part's focus state is not updated properly |
| // Once this is bug is fixed, we can remove custom selection manager |
| viewer.setSelectionManager(new CustomSelectionManager()); |
| return viewer; |
| } |
| |
| // Workaround bug 227687 An edit part's focus state is not updated properly |
| // Once this is bug is fixed, we can remove this class |
| private class CustomSelectionManager extends SelectionManager |
| { |
| public void appendSelection(EditPart editpart) |
| { |
| if (editpart != getFocus()) |
| getViewer().setFocus(editpart); |
| super.appendSelection(editpart); |
| } |
| } |
| |
| abstract public IModel buildModel(); // (IFileEditorInput editorInput); |
| |
| protected void createActions() |
| { |
| ActionRegistry registry = getActionRegistry(); |
| |
| BaseSelectionAction action = new SetInputToGraphView(this); |
| action.setSelectionProvider(getSelectionManager()); |
| registry.registerAction(action); |
| } |
| |
| |
| public IModel getModel() |
| { |
| return model; |
| } |
| |
| public Object getAdapter(Class type) |
| { |
| if (type == ZoomManager.class) |
| return graphicalViewer.getProperty(ZoomManager.class.toString()); |
| |
| if (type == GraphicalViewer.class) |
| return graphicalViewer; |
| if (type == EditPart.class && graphicalViewer != null) |
| return graphicalViewer.getRootEditPart(); |
| if (type == IFigure.class && graphicalViewer != null) |
| return ((GraphicalEditPart) graphicalViewer.getRootEditPart()).getFigure(); |
| |
| if (type == IContentOutlinePage.class) |
| { |
| return getContentOutlinePage(); |
| } |
| |
| return super.getAdapter(type); |
| } |
| |
| protected EditPartFactory getEditPartFactory() { |
| return new ADTEditPartFactory(); |
| } |
| |
| protected void initializeGraphicalViewer() |
| { |
| graphicalViewer.setContents(model); |
| } |
| |
| public void dispose() |
| { |
| if (currentPage == SOURCE_PAGE_INDEX) |
| { |
| XSDEditorPlugin.getPlugin().setSourcePageAsDefault(); |
| } |
| else |
| { |
| XSDEditorPlugin.getPlugin().setDesignPageAsDefault(); |
| } |
| floatingToolbar = null; |
| super.dispose(); |
| } |
| } |