scrolledpropertiesblock.java

A great example of the Eclipse Forms.

/*******************************************************************************
 * Copyright (c) 2000, 2004 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials 
 * are made available under the terms of the Common Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.ui.forms.article.rcp;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.viewers.*;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.widgets.*;
import org.eclipse.ui.*;
import org.eclipse.ui.forms.*;
import org.eclipse.ui.forms.article.FormArticlePlugin;
import org.eclipse.ui.forms.editor.FormPage;
import org.eclipse.ui.forms.widgets.*;
/**
 *
 */
public class ScrolledPropertiesBlock extends MasterDetailsBlock {
	private FormPage page;
	public ScrolledPropertiesBlock(FormPage page) {
		this.page = page;
	}
	/**
	 * @param id
	 * @param title
	 */
	class MasterContentProvider implements IStructuredContentProvider {
		public Object[] getElements(Object inputElement) {
			if (inputElement instanceof SimpleFormEditorInput) {
				SimpleFormEditorInput input = (SimpleFormEditorInput) page
						.getEditor().getEditorInput();
				return input.getModel().getContents();
			}
			return new Object[0];
		}
		public void dispose() {
		}
		public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
		}
	}
	class MasterLabelProvider extends LabelProvider
			implements
				ITableLabelProvider {
		public String getColumnText(Object obj, int index) {
			return obj.toString();
		}
		public Image getColumnImage(Object obj, int index) {
			if (obj instanceof TypeOne) {
				return PlatformUI.getWorkbench().getSharedImages().getImage(
						ISharedImages.IMG_OBJ_ELEMENT);
			}
			if (obj instanceof TypeTwo) {
				return PlatformUI.getWorkbench().getSharedImages().getImage(
						ISharedImages.IMG_OBJ_FILE);
			}
			return null;
		}
	}
	protected void createMasterPart(final IManagedForm managedForm,
			Composite parent) {
		//final ScrolledForm form = managedForm.getForm();
		FormToolkit toolkit = managedForm.getToolkit();
		Section section = toolkit.createSection(parent, Section.DESCRIPTION|Section.TITLE_BAR);
		section.setText(Messages.getString("ScrolledPropertiesBlock.sname")); //$NON-NLS-1$
		section
				.setDescription(Messages.getString("ScrolledPropertiesBlock.sdesc")); //$NON-NLS-1$
		section.marginWidth = 10;
		section.marginHeight = 5;
		Composite client = toolkit.createComposite(section, SWT.WRAP);
		GridLayout layout = new GridLayout();
		layout.numColumns = 2;
		layout.marginWidth = 2;
		layout.marginHeight = 2;
		client.setLayout(layout);
		Table t = toolkit.createTable(client, SWT.NULL);
		GridData gd = new GridData(GridData.FILL_BOTH);
		gd.heightHint = 20;
		gd.widthHint = 100;
		t.setLayoutData(gd);
		toolkit.paintBordersFor(client);
		Button b = toolkit.createButton(client, Messages.getString("ScrolledPropertiesBlock.add"), SWT.PUSH); //$NON-NLS-1$
		gd = new GridData(GridData.VERTICAL_ALIGN_BEGINNING);
		b.setLayoutData(gd);
		section.setClient(client);
		final SectionPart spart = new SectionPart(section);
		managedForm.addPart(spart);
		TableViewer viewer = new TableViewer(t);
		viewer.addSelectionChangedListener(new ISelectionChangedListener() {
			public void selectionChanged(SelectionChangedEvent event) {
				managedForm.fireSelectionChanged(spart, event.getSelection());
			}
		});
		viewer.setContentProvider(new MasterContentProvider());
		viewer.setLabelProvider(new MasterLabelProvider());
		viewer.setInput(page.getEditor().getEditorInput());
	}
	protected void createToolBarActions(IManagedForm managedForm) {
		final ScrolledForm form = managedForm.getForm();
		Action haction = new Action("hor", Action.AS_RADIO_BUTTON) { //$NON-NLS-1$
			public void run() {
				sashForm.setOrientation(SWT.HORIZONTAL);
				form.reflow(true);
			}
		};
		haction.setChecked(true);
		haction.setToolTipText(Messages.getString("ScrolledPropertiesBlock.horizontal")); //$NON-NLS-1$
		haction.setImageDescriptor(FormArticlePlugin.getDefault()
				.getImageRegistry()
				.getDescriptor(FormArticlePlugin.IMG_HORIZONTAL));
		Action vaction = new Action("ver", Action.AS_RADIO_BUTTON) { //$NON-NLS-1$
			public void run() {
				sashForm.setOrientation(SWT.VERTICAL);
				form.reflow(true);
			}
		};
		vaction.setChecked(false);
		vaction.setToolTipText(Messages.getString("ScrolledPropertiesBlock.vertical")); //$NON-NLS-1$
		vaction.setImageDescriptor(FormArticlePlugin.getDefault()
				.getImageRegistry().getDescriptor(FormArticlePlugin.IMG_VERTICAL));
		form.getToolBarManager().add(haction);
		form.getToolBarManager().add(vaction);
	}
	protected void registerPages(DetailsPart detailsPart) {
		detailsPart.registerPage(TypeOne.class, new TypeOneDetailsPage());
		detailsPart.registerPage(TypeTwo.class, new TypeTwoDetailsPage());
	}
}