plugins/org.eclipse.libra.framework.editor.ui/src/org/eclipse/libra/framework/editor/ui/internal/overview/BundleInformationMasterDetailsBlock.java - libra/org.eclipse.libra - Git at Google

 /*******************************************************************************
  * Copyright (c) 2009, 2011 SpringSource, a divison of VMware, Inc. 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:
  *     SpringSource, a division of VMware, Inc. - initial API and implementation
  *     SAP AG - moving to Eclipse Libra project and enhancements
  *******************************************************************************/
 package org.eclipse.libra.framework.editor.ui.internal.overview;

 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;

 import org.eclipse.libra.framework.editor.core.model.IBundle;
 import org.eclipse.libra.framework.editor.ui.dependencies.BundleDependencyEditorPage;
 import org.eclipse.libra.framework.editor.ui.overview.BundleInformationEditorPage;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.SashForm;
 import org.eclipse.swt.graphics.GC;
 import org.eclipse.swt.graphics.Point;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Event;
 import org.eclipse.swt.widgets.Listener;
 import org.eclipse.swt.widgets.Sash;
 import org.eclipse.ui.IEditorPart;
 import org.eclipse.ui.forms.DetailsPart;
 import org.eclipse.ui.forms.FormColors;
 import org.eclipse.ui.forms.IDetailsPage;
 import org.eclipse.ui.forms.IDetailsPageProvider;
 import org.eclipse.ui.forms.IFormColors;
 import org.eclipse.ui.forms.IManagedForm;
 import org.eclipse.ui.forms.MasterDetailsBlock;
 import org.eclipse.ui.forms.widgets.ExpandableComposite;
 import org.eclipse.ui.forms.widgets.FormToolkit;
 import org.eclipse.ui.forms.widgets.ScrolledForm;
 import org.eclipse.ui.forms.widgets.Section;
 import org.eclipse.ui.part.MultiPageEditorPart;
 import org.eclipse.wst.server.core.IServer;

 /**
  * @author Christian Dupuis
  * @author Steffen Pingel
  * @author Kaloyan Raev
  */
 public class BundleInformationMasterDetailsBlock extends MasterDetailsBlock {

 	BundleInformationDetailsPart bundleDetailsPart;

 	private BundleInformationMasterPart bundleMasterPart;

 	private final MultiPageEditorPart serverEditor;

 	private final BundleInformationEditorPage editorPage;

 	private final IServer server;

 	public BundleInformationMasterDetailsBlock(BundleInformationEditorPage bundleInformationEditorPage,
 			MultiPageEditorPart serverEditor, IServer server) {
 		this.editorPage = bundleInformationEditorPage;
 		this.serverEditor = serverEditor;
 		this.server = server;
 	}

 	@Override
 	public void createContent(IManagedForm managedForm) {
 		final ScrolledForm form = managedForm.getForm();
 		FormToolkit toolkit = managedForm.getToolkit();
 		GridLayout layout = new GridLayout();
 		layout.marginWidth = 0;
 		layout.marginHeight = 0;
 		form.getBody().setLayout(layout);
 		sashForm = new MDSashForm(form.getBody(), SWT.NULL);
 		sashForm.setData("form", managedForm); //$NON-NLS-1$
 		toolkit.adapt(sashForm, false, false);
 		sashForm.setMenu(form.getBody().getMenu());
 		sashForm.setLayoutData(new GridData(GridData.FILL_BOTH));
 		createMasterPart(managedForm, sashForm);
 		createDetailsPart(managedForm, sashForm);
 		hookResizeListener();
 		createToolBarActions(managedForm);
 		form.updateToolBar();

 		layout = new GridLayout(1, true);
 		layout.marginTop = 6;
 		layout.marginLeft = 6;
 		managedForm.getForm().getBody().setLayout(layout);
 	}

 	private void createDetailsPart(final IManagedForm mform, Composite parent) {
 		super.detailsPart = new DetailsPart(mform, mform.getToolkit().createPageBook(parent, SWT.V_SCROLL));
 		mform.addPart(super.detailsPart);
 		registerPages(super.detailsPart);
 	}

 	@Override
 	protected void createMasterPart(final IManagedForm managedForm, Composite parent) {
 		bundleMasterPart = new BundleInformationMasterPart(parent, managedForm.getToolkit(), ExpandableComposite.TWISTIE
 				| ExpandableComposite.EXPANDED | ExpandableComposite.TITLE_BAR | Section.DESCRIPTION
 				| ExpandableComposite.FOCUS_TITLE, this);
 		managedForm.addPart(bundleMasterPart);
 		bundleMasterPart.createContents();
 	}

 	@Override
 	protected void createToolBarActions(IManagedForm managedForm) {
 		// nothing
 	}

 	@Override
 	protected void registerPages(DetailsPart targetDetailsPart) {
 		this.bundleDetailsPart = new BundleInformationDetailsPart(this);
 		targetDetailsPart.setPageProvider(new IDetailsPageProvider() {

 			public Object getPageKey(Object object) {
 				if (object instanceof IBundle) {
 					return IBundle.class;
 				}
 				return object.getClass();
 			}

 			public IDetailsPage getPage(Object key) {
 				if (key.equals(IBundle.class)) {
 					return BundleInformationMasterDetailsBlock.this.bundleDetailsPart;
 				}
 				return null;
 			}
 		});
 	}

 	/**
 	 * @param bundles
 	 */
 	public void refresh(Map<Long, IBundle> bundles) {
 		if (bundleMasterPart.refresh(bundles)) {
 			bundleDetailsPart.refresh(bundles);

 			BundleDependencyEditorPage depPage = getDependencyPage();
 			if (depPage != null) {
 				depPage.refresh(bundles);
 			}
 		}
 	}

 	private void hookResizeListener() {
 		Listener listener = ((MDSashForm) sashForm).listener;
 		Control[] children = sashForm.getChildren();
 		for (Control element : children) {
 			if (element instanceof Sash) {
 				continue;
 			}
 			element.addListener(SWT.Resize, listener);
 		}
 	}

 	void onSashPaint(Event e) {
 		Sash sash = (Sash) e.widget;
 		IManagedForm form = (IManagedForm) sash.getParent().getData("form"); //$NON-NLS-1$
 		FormColors colors = form.getToolkit().getColors();
 		boolean vertical = (sash.getStyle() & SWT.VERTICAL) != 0;
 		GC gc = e.gc;
 		Boolean hover = (Boolean) sash.getData("hover"); //$NON-NLS-1$
 		gc.setBackground(colors.getColor(IFormColors.TB_BG));
 		gc.setForeground(colors.getColor(IFormColors.TB_BORDER));
 		Point size = sash.getSize();
 		if (vertical) {
 			if (hover != null) {
 				gc.fillRectangle(0, 0, size.x, size.y);
 				// else
 				// gc.drawLine(1, 0, 1, size.y-1);
 			}
 		}
 		else {
 			if (hover != null) {
 				gc.fillRectangle(0, 0, size.x, size.y);
 				// else
 				// gc.drawLine(0, 1, size.x-1, 1);
 			}
 		}
 	}

 	class MDSashForm extends SashForm {

 		List<Sash> sashes = new ArrayList<Sash>();

 		Listener listener = new Listener() {
 			public void handleEvent(Event e) {
 				switch (e.type) {
 				case SWT.MouseEnter:
 					e.widget.setData("hover", Boolean.TRUE); //$NON-NLS-1$
 					((Control) e.widget).redraw();
 					break;
 				case SWT.MouseExit:
 					e.widget.setData("hover", null); //$NON-NLS-1$
 					((Control) e.widget).redraw();
 					break;
 				case SWT.Paint:
 					onSashPaint(e);
 					break;
 				case SWT.Resize:
 					hookSashListeners();
 					break;
 				default:
 					// only above events need to be taken care of
 					break;
 				}
 			}
 		};

 		public MDSashForm(Composite parent, int style) {
 			super(parent, style);
 		}

 		@Override
 		public void layout(boolean changed) {
 			super.layout(changed);
 			hookSashListeners();
 		}

 		@Override
 		public void layout(Control[] children) {
 			super.layout(children);
 			hookSashListeners();
 		}

 		void hookSashListeners() {
 			purgeSashes();
 			Control[] children = getChildren();
 			for (Control element : children) {
 				if (element instanceof Sash) {
 					Sash sash = (Sash) element;
 					if (sashes.contains(sash)) {
 						continue;
 					}
 					sash.addListener(SWT.Paint, listener);
 					sash.addListener(SWT.MouseEnter, listener);
 					sash.addListener(SWT.MouseExit, listener);
 					sashes.add(sash);
 				}
 			}
 		}

 		private void purgeSashes() {
 			for (Iterator<Sash> iter = sashes.iterator(); iter.hasNext();) {
 				Sash sash = iter.next();
 				if (sash.isDisposed()) {
 					iter.remove();
 				}
 			}
 		}
 	}

 	public void clear() {
 		bundleMasterPart.clear();
 	}

 	private BundleDependencyEditorPage getDependencyPage() {
 		IEditorPart[] parts = serverEditor.findEditors(editorPage.getEditorInput());
 		for (IEditorPart part : parts) {
 			if (part instanceof BundleDependencyEditorPage) {
 				return (BundleDependencyEditorPage) part;
 			}
 		}
 		return null;
 	}

 	public void openDependencyPage(String bundle, String version) {
 		BundleDependencyEditorPage depPage = getDependencyPage();
 		if (depPage != null) {
 			serverEditor.setActiveEditor(depPage);
 			depPage.showDependenciesForBundle(bundle, version);
 		}
 	}

 	/**
 	 * @return the server
 	 */
 	public IServer getServer() {
 		return server;
 	}

 	public void setSelectedBundle(IBundle bundle) {
 		bundleMasterPart.setSelectedBundle(bundle);
 	}

 	public void refresh() {
 		bundleMasterPart.updateButtonState();
 	}

 	public BundleInformationEditorPage getEditorPage() {
 		return this.editorPage;
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2009, 2011 SpringSource, a divison of VMware, Inc. 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:
	* SpringSource, a division of VMware, Inc. - initial API and implementation
	* SAP AG - moving to Eclipse Libra project and enhancements
	*******************************************************************************/
	package org.eclipse.libra.framework.editor.ui.internal.overview;

	import java.util.ArrayList;
	import java.util.Iterator;
	import java.util.List;
	import java.util.Map;

	import org.eclipse.libra.framework.editor.core.model.IBundle;
	import org.eclipse.libra.framework.editor.ui.dependencies.BundleDependencyEditorPage;
	import org.eclipse.libra.framework.editor.ui.overview.BundleInformationEditorPage;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.custom.SashForm;
	import org.eclipse.swt.graphics.GC;
	import org.eclipse.swt.graphics.Point;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Control;
	import org.eclipse.swt.widgets.Event;
	import org.eclipse.swt.widgets.Listener;
	import org.eclipse.swt.widgets.Sash;
	import org.eclipse.ui.IEditorPart;
	import org.eclipse.ui.forms.DetailsPart;
	import org.eclipse.ui.forms.FormColors;
	import org.eclipse.ui.forms.IDetailsPage;
	import org.eclipse.ui.forms.IDetailsPageProvider;
	import org.eclipse.ui.forms.IFormColors;
	import org.eclipse.ui.forms.IManagedForm;
	import org.eclipse.ui.forms.MasterDetailsBlock;
	import org.eclipse.ui.forms.widgets.ExpandableComposite;
	import org.eclipse.ui.forms.widgets.FormToolkit;
	import org.eclipse.ui.forms.widgets.ScrolledForm;
	import org.eclipse.ui.forms.widgets.Section;
	import org.eclipse.ui.part.MultiPageEditorPart;
	import org.eclipse.wst.server.core.IServer;

	/**
	* @author Christian Dupuis
	* @author Steffen Pingel
	* @author Kaloyan Raev
	*/
	public class BundleInformationMasterDetailsBlock extends MasterDetailsBlock {

	BundleInformationDetailsPart bundleDetailsPart;

	private BundleInformationMasterPart bundleMasterPart;

	private final MultiPageEditorPart serverEditor;

	private final BundleInformationEditorPage editorPage;

	private final IServer server;

	public BundleInformationMasterDetailsBlock(BundleInformationEditorPage bundleInformationEditorPage,
	MultiPageEditorPart serverEditor, IServer server) {
	this.editorPage = bundleInformationEditorPage;
	this.serverEditor = serverEditor;
	this.server = server;
	}

	@Override
	public void createContent(IManagedForm managedForm) {
	final ScrolledForm form = managedForm.getForm();
	FormToolkit toolkit = managedForm.getToolkit();
	GridLayout layout = new GridLayout();
	layout.marginWidth = 0;
	layout.marginHeight = 0;
	form.getBody().setLayout(layout);
	sashForm = new MDSashForm(form.getBody(), SWT.NULL);
	sashForm.setData("form", managedForm); //$NON-NLS-1$
	toolkit.adapt(sashForm, false, false);
	sashForm.setMenu(form.getBody().getMenu());
	sashForm.setLayoutData(new GridData(GridData.FILL_BOTH));
	createMasterPart(managedForm, sashForm);
	createDetailsPart(managedForm, sashForm);
	hookResizeListener();
	createToolBarActions(managedForm);
	form.updateToolBar();

	layout = new GridLayout(1, true);
	layout.marginTop = 6;
	layout.marginLeft = 6;
	managedForm.getForm().getBody().setLayout(layout);
	}

	private void createDetailsPart(final IManagedForm mform, Composite parent) {
	super.detailsPart = new DetailsPart(mform, mform.getToolkit().createPageBook(parent, SWT.V_SCROLL));
	mform.addPart(super.detailsPart);
	registerPages(super.detailsPart);
	}

	@Override
	protected void createMasterPart(final IManagedForm managedForm, Composite parent) {
	bundleMasterPart = new BundleInformationMasterPart(parent, managedForm.getToolkit(), ExpandableComposite.TWISTIE
	\| ExpandableComposite.EXPANDED \| ExpandableComposite.TITLE_BAR \| Section.DESCRIPTION
	\| ExpandableComposite.FOCUS_TITLE, this);
	managedForm.addPart(bundleMasterPart);
	bundleMasterPart.createContents();
	}

	@Override
	protected void createToolBarActions(IManagedForm managedForm) {
	// nothing
	}

	@Override
	protected void registerPages(DetailsPart targetDetailsPart) {
	this.bundleDetailsPart = new BundleInformationDetailsPart(this);
	targetDetailsPart.setPageProvider(new IDetailsPageProvider() {

	public Object getPageKey(Object object) {
	if (object instanceof IBundle) {
	return IBundle.class;
	}
	return object.getClass();
	}

	public IDetailsPage getPage(Object key) {
	if (key.equals(IBundle.class)) {
	return BundleInformationMasterDetailsBlock.this.bundleDetailsPart;
	}
	return null;
	}
	});
	}

	/**
	* @param bundles
	*/
	public void refresh(Map<Long, IBundle> bundles) {
	if (bundleMasterPart.refresh(bundles)) {
	bundleDetailsPart.refresh(bundles);

	BundleDependencyEditorPage depPage = getDependencyPage();
	if (depPage != null) {
	depPage.refresh(bundles);
	}
	}
	}

	private void hookResizeListener() {
	Listener listener = ((MDSashForm) sashForm).listener;
	Control[] children = sashForm.getChildren();
	for (Control element : children) {
	if (element instanceof Sash) {
	continue;
	}
	element.addListener(SWT.Resize, listener);
	}
	}

	void onSashPaint(Event e) {
	Sash sash = (Sash) e.widget;
	IManagedForm form = (IManagedForm) sash.getParent().getData("form"); //$NON-NLS-1$
	FormColors colors = form.getToolkit().getColors();
	boolean vertical = (sash.getStyle() & SWT.VERTICAL) != 0;
	GC gc = e.gc;
	Boolean hover = (Boolean) sash.getData("hover"); //$NON-NLS-1$
	gc.setBackground(colors.getColor(IFormColors.TB_BG));
	gc.setForeground(colors.getColor(IFormColors.TB_BORDER));
	Point size = sash.getSize();
	if (vertical) {
	if (hover != null) {
	gc.fillRectangle(0, 0, size.x, size.y);
	// else
	// gc.drawLine(1, 0, 1, size.y-1);
	}
	}
	else {
	if (hover != null) {
	gc.fillRectangle(0, 0, size.x, size.y);
	// else
	// gc.drawLine(0, 1, size.x-1, 1);
	}
	}
	}

	class MDSashForm extends SashForm {

	List<Sash> sashes = new ArrayList<Sash>();

	Listener listener = new Listener() {
	public void handleEvent(Event e) {
	switch (e.type) {
	case SWT.MouseEnter:
	e.widget.setData("hover", Boolean.TRUE); //$NON-NLS-1$
	((Control) e.widget).redraw();
	break;
	case SWT.MouseExit:
	e.widget.setData("hover", null); //$NON-NLS-1$
	((Control) e.widget).redraw();
	break;
	case SWT.Paint:
	onSashPaint(e);
	break;
	case SWT.Resize:
	hookSashListeners();
	break;
	default:
	// only above events need to be taken care of
	break;
	}
	}
	};

	public MDSashForm(Composite parent, int style) {
	super(parent, style);
	}

	@Override
	public void layout(boolean changed) {
	super.layout(changed);
	hookSashListeners();
	}

	@Override
	public void layout(Control[] children) {
	super.layout(children);
	hookSashListeners();
	}

	void hookSashListeners() {
	purgeSashes();
	Control[] children = getChildren();
	for (Control element : children) {
	if (element instanceof Sash) {
	Sash sash = (Sash) element;
	if (sashes.contains(sash)) {
	continue;
	}
	sash.addListener(SWT.Paint, listener);
	sash.addListener(SWT.MouseEnter, listener);
	sash.addListener(SWT.MouseExit, listener);
	sashes.add(sash);
	}
	}
	}

	private void purgeSashes() {
	for (Iterator<Sash> iter = sashes.iterator(); iter.hasNext();) {
	Sash sash = iter.next();
	if (sash.isDisposed()) {
	iter.remove();
	}
	}
	}
	}

	public void clear() {
	bundleMasterPart.clear();
	}

	private BundleDependencyEditorPage getDependencyPage() {
	IEditorPart[] parts = serverEditor.findEditors(editorPage.getEditorInput());
	for (IEditorPart part : parts) {
	if (part instanceof BundleDependencyEditorPage) {
	return (BundleDependencyEditorPage) part;
	}
	}
	return null;
	}

	public void openDependencyPage(String bundle, String version) {
	BundleDependencyEditorPage depPage = getDependencyPage();
	if (depPage != null) {
	serverEditor.setActiveEditor(depPage);
	depPage.showDependenciesForBundle(bundle, version);
	}
	}

	/**
	* @return the server
	*/
	public IServer getServer() {
	return server;
	}

	public void setSelectedBundle(IBundle bundle) {
	bundleMasterPart.setSelectedBundle(bundle);
	}

	public void refresh() {
	bundleMasterPart.updateButtonState();
	}

	public BundleInformationEditorPage getEditorPage() {
	return this.editorPage;
	}

	}