| /******************************************************************************* |
| * Copyright (c) 2000, 2003 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.externaltools.internal.variable; |
| |
| import org.eclipse.swt.SWT; |
| 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.Group; |
| import org.eclipse.ui.externaltools.internal.group.IGroupDialogPage; |
| import org.eclipse.ui.externaltools.internal.model.ToolUtil; |
| |
| /** |
| * The AbstractVariableComponent provides the base implementation of an |
| * IVariableComponent |
| */ |
| public abstract class AbstractVariableComponent implements IVariableComponent { |
| |
| protected Group mainGroup; |
| protected IGroupDialogPage page; |
| private boolean isValid = true; |
| |
| /** |
| * @see IVariableComponent#getControl() |
| */ |
| public Control getControl() { |
| return null; |
| } |
| |
| /** |
| * Returns the dialog page this component is part of |
| */ |
| protected IGroupDialogPage getPage() { |
| return page; |
| } |
| |
| /** |
| * @see IVariableComponent#createContents(Composite, String, IGroupDialogPage) |
| */ |
| public void createContents(Composite parent, String varTag, IGroupDialogPage page) { |
| this.page= page; |
| |
| // main composite |
| mainGroup = new Group(parent, SWT.NONE); |
| GridLayout layout = new GridLayout(); |
| GridData gridData = new GridData(GridData.FILL_BOTH); |
| mainGroup.setLayout(layout); |
| mainGroup.setLayoutData(gridData); |
| mainGroup.setFont(parent.getFont()); |
| mainGroup.setText(ToolUtil.buildVariableTag(varTag, null)); |
| } |
| |
| /** |
| * @see IVariableComponent#getVariableValue() |
| */ |
| public String getVariableValue() { |
| return null; |
| } |
| |
| /** |
| * @see IVariableComponent#isValid() |
| */ |
| public boolean isValid() { |
| return isValid; |
| } |
| |
| /** |
| * Sets whether the component's values are all valid. |
| * Updates the components's page valid state. No action |
| * taken if new valid state same as current one. |
| * |
| * @param isValid <code>true</code> if all values valid, |
| * <code>false</code> otherwise |
| */ |
| protected void setIsValid(boolean isValid) { |
| if (isValid() != isValid) { |
| this.isValid= isValid; |
| this.page.updateValidState(); |
| } |
| } |
| |
| /** |
| * @see IVariableComponent#setVariableValue(String) |
| */ |
| public void setVariableValue(String varValue) { |
| } |
| |
| /** |
| * @see IVariableComponent#validate() |
| */ |
| public void validate() { |
| } |
| |
| } |