plugins/org.eclipse.ease.ui/src/org/eclipse/ease/ui/debugging/model/AbstractEaseDebugModelPresentation.java

/*******************************************************************************
 * Copyright (c) 2017 Christian Pontesegger and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * Contributors:
 *     Christian Pontesegger - initial API and implementation
 *******************************************************************************/

package org.eclipse.ease.ui.debugging.model;

import java.io.File;

import org.eclipse.core.filesystem.EFS;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.ease.Script;
import org.eclipse.ease.ScriptResult;
import org.eclipse.ease.debugging.DynamicContentEditorInput;
import org.eclipse.ease.debugging.model.EaseDebugLastExecutionResult;
import org.eclipse.ease.debugging.model.EaseDebugVariable;
import org.eclipse.ease.debugging.model.EaseJavaFieldVariable;
import org.eclipse.ease.ui.Activator;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.ide.FileStoreEditorInput;
import org.eclipse.ui.part.FileEditorInput;

public abstract class AbstractEaseDebugModelPresentation implements ILabelProvider {

	@Override
	public void addListener(ILabelProviderListener listener) {
	}

	@Override
	public void removeListener(ILabelProviderListener listener) {
	}

	@Override
	public void dispose() {
	}

	@Override
	public boolean isLabelProperty(Object element, String property) {
		return false;
	}

	@Override
	public Image getImage(Object element) {

		if (element instanceof EaseDebugVariable) {
			if (element instanceof EaseDebugLastExecutionResult) {
				if (((EaseDebugLastExecutionResult) element).isException())
					return Activator.getImage(Activator.PLUGIN_ID, "/icons/eobj16/debug_method_return_exception.png", true);

				else if (ScriptResult.VOID.equals(((EaseDebugVariable) element).getValue().getValue()))
					return Activator.getImage(Activator.PLUGIN_ID, "/icons/eobj16/debug_method_return_null.png", true);

				else
					return Activator.getImage(Activator.PLUGIN_ID, "/icons/eobj16/debug_method_return_value.png", true);
			}

			switch (((EaseDebugVariable) element).getType()) {
			case JAVA_OBJECT:
				if (element instanceof EaseJavaFieldVariable) {
					String imageName = "/icons/eobj16/debug_";

					if (((EaseJavaFieldVariable) element).isPublic())
						imageName += "public";
					else if (((EaseJavaFieldVariable) element).isPrivate())
						imageName += "private";
					else
						imageName += "protected";

					if (((EaseJavaFieldVariable) element).isFinal())
						imageName += "_final";

					imageName += "_field.png";
					return Activator.getImage(Activator.PLUGIN_ID, imageName, true);

				} else
					return Activator.getImage(Activator.PLUGIN_ID, "/icons/eobj16/debug_java_class.png", true);

			case NATIVE:
				// fall through
			case PRIMITIVE:
				return Activator.getImage(Activator.PLUGIN_ID, "/icons/eobj16/debug_local_variable.png", true);

			case NATIVE_ARRAY:
				return Activator.getImage(Activator.PLUGIN_ID, "/icons/eobj16/debug_local_array.png", true);

			case NATIVE_OBJECT:
				return Activator.getImage(Activator.PLUGIN_ID, "/icons/eobj16/debug_local_object.png", true);

			default:
				return null;
			}
		}

		return null;
	}

	@Override
	public String getText(final Object element) {
		return element.toString();
	}

	public void setAttribute(final String attribute, final Object value) {
	}

	public IEditorInput getEditorInput(final Object element) {
		if (element instanceof Script) {
			final Object file = ((Script) element).getFile();
			if (file instanceof IFile)
				return new FileEditorInput((IFile) file);
			else {
				if (file instanceof File) {
					try {
						return new FileStoreEditorInput(EFS.getStore(((File) file).toURI()));
					} catch (final CoreException e) {
						// Fall-through to DynamicContentEditorInput
					}
				}
				return new DynamicContentEditorInput((Script) element);
			}
		}

		return null;
	}
}