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/******************************************************************************* |
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* Copyright (c) 2004, 2007 Mylyn project committers and others. |
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* All rights reserved. This program and the accompanying materials |
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* are made available under the terms of the Eclipse Public License v1.0 |
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* which accompanies this distribution, and is available at |
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* http://www.eclipse.org/legal/epl-v10.html |
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*******************************************************************************/ |
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package org.eclipse.mylyn.internal.tasks.ui.wizards; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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import java.util.LinkedList; |
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import java.util.List; |
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import java.util.Locale; |
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import java.util.Map; |
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import org.eclipse.jface.wizard.IWizardPage; |
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import org.eclipse.jface.wizard.WizardPage; |
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import org.eclipse.mylyn.internal.tasks.core.TaskAttachment; |
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import org.eclipse.mylyn.internal.tasks.ui.TasksUiImages; |
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import org.eclipse.swt.SWT; |
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import org.eclipse.swt.events.ModifyEvent; |
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import org.eclipse.swt.events.ModifyListener; |
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import org.eclipse.swt.events.SelectionEvent; |
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import org.eclipse.swt.events.SelectionListener; |
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import org.eclipse.swt.layout.GridData; |
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import org.eclipse.swt.layout.GridLayout; |
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import org.eclipse.swt.widgets.Button; |
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import org.eclipse.swt.widgets.Combo; |
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import org.eclipse.swt.widgets.Composite; |
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import org.eclipse.swt.widgets.Label; |
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import org.eclipse.swt.widgets.Text; |
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|
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/** |
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* A wizard page to enter details of a new attachment. |
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* |
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* @author Jeff Pound |
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* @author Mik Kersten |
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*/ |
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public class TaskAttachmentPage extends WizardPage { |
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private final TaskAttachment attachment; |
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private Text filePath; |
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private Text attachmentDesc; |
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private Text attachmentComment; |
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private Button isPatchButton; |
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private Button attachContextButton; |
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private Combo contentTypeList; |
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private boolean supportsDescription = true; |
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private static List<String> contentTypes; |
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private static Map<String, String> extensions2Types; |
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static { |
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/* For UI */ |
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contentTypes = new LinkedList<String>(); |
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contentTypes.add("text/plain"); |
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contentTypes.add("text/html"); |
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contentTypes.add("application/xml"); |
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contentTypes.add("image/gif"); |
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contentTypes.add("image/jpeg"); |
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contentTypes.add("image/png"); |
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contentTypes.add("application/octet-stream"); |
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/* For auto-detect */ |
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extensions2Types = new HashMap<String, String>(); |
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extensions2Types.put("txt", "text/plain"); |
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extensions2Types.put("html", "text/html"); |
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extensions2Types.put("htm", "text/html"); |
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extensions2Types.put("jpg", "image/jpeg"); |
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extensions2Types.put("jpeg", "image/jpeg"); |
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extensions2Types.put("gif", "image/gif"); |
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extensions2Types.put("png", "image/png"); |
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extensions2Types.put("xml", "application/xml"); |
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extensions2Types.put("zip", "application/octet-stream"); |
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extensions2Types.put("tar", "application/octet-stream"); |
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extensions2Types.put("gz", "application/octet-stream"); |
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} |
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protected TaskAttachmentPage(TaskAttachment attachment) { |
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super("AttachmentDetails"); |
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setTitle("Attachment Details"); |
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setMessage("Enter a description and verify the content type of the attachment"); |
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this.attachment = attachment; |
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} |
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public void createControl(Composite parent) { |
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Composite composite = new Composite(parent, SWT.NONE); |
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GridLayout gridLayout = new GridLayout(); |
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gridLayout.numColumns = 3; |
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composite.setLayout(gridLayout); |
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setControl(composite); |
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composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); |
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composite.setLayout(new GridLayout(3, false)); |
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final TaskAttachmentPage thisPage = this; |
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new Label(composite, SWT.NONE).setText("File"); |
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filePath = new Text(composite, SWT.BORDER); |
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filePath.setEditable(false); |
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filePath.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false, 2, 1)); |
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if (supportsDescription) { |
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new Label(composite, SWT.NONE).setText("Description"); |
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attachmentDesc = new Text(composite, SWT.BORDER); |
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attachmentDesc.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false, 2, 1)); |
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attachmentDesc.addModifyListener(new ModifyListener() { |
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public void modifyText(ModifyEvent e) { |
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if ("".equals(attachmentDesc.getText().trim())) { |
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thisPage.setErrorMessage("Description required"); |
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} else { |
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if (!"".equals(filePath.getText())) { |
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thisPage.setPageComplete(true); |
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thisPage.setErrorMessage(null); |
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} |
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} |
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} |
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}); |
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} |
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Label label = new Label(composite, SWT.NONE); |
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label.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, false)); |
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label.setText("Comment"); |
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attachmentComment = new Text(composite, SWT.V_SCROLL | SWT.BORDER | SWT.WRAP); |
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attachmentComment.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1)); |
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new Label(composite, SWT.NONE).setText("Content Type");// .setBackground(parent.getBackground()); |
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contentTypeList = new Combo(composite, SWT.BORDER | SWT.DROP_DOWN | SWT.READ_ONLY); |
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contentTypeList.setLayoutData(new GridData(SWT.DEFAULT, SWT.DEFAULT, false, false, 2, 1)); |
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final HashMap<String, Integer> contentTypeIndices = new HashMap<String, Integer>(); |
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Iterator<String> iter = contentTypes.iterator(); |
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int i = 0; |
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while (iter.hasNext()) { |
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String next = iter.next(); |
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contentTypeList.add(next); |
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contentTypeIndices.put(next, new Integer(i)); |
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i++; |
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} |
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/* Update attachment on select content type */ |
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contentTypeList.addSelectionListener(new SelectionListener() { |
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public void widgetDefaultSelected(SelectionEvent e) { |
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// ignore |
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} |
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public void widgetSelected(SelectionEvent e) { |
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attachment.setContentType(contentTypeList.getItem(contentTypeList.getSelectionIndex())); |
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} |
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}); |
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contentTypeList.select(0); |
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attachment.setContentType(contentTypeList.getItem(0)); |
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// TODO: is there a better way to pad? |
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new Label(composite, SWT.NONE); |
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isPatchButton = new Button(composite, SWT.CHECK); |
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isPatchButton.setLayoutData(new GridData(SWT.DEFAULT, SWT.DEFAULT, false, false, 2, 1)); |
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isPatchButton.setText("Patch"); |
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// TODO: is there a better way to pad? |
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new Label(composite, SWT.NONE); |
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attachContextButton = new Button(composite, SWT.CHECK); |
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attachContextButton.setLayoutData(new GridData(SWT.DEFAULT, SWT.DEFAULT, false, false, 2, 1)); |
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attachContextButton.setText("Attach Context"); |
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attachContextButton.setImage(TasksUiImages.getImage(TasksUiImages.CONTEXT_ATTACH)); |
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attachContextButton.setEnabled((((NewAttachmentWizard) getWizard()).hasContext())); |
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/* |
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* Attachment file name listener, update the local attachment |
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* accordingly |
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*/ |
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filePath.addModifyListener(new ModifyListener() { |
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public void modifyText(ModifyEvent e) { |
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// Determine type by extension |
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int index = filePath.getText().lastIndexOf("."); |
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if (index > 0 && index < filePath.getText().length()) { |
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String ext = filePath.getText().substring(index + 1); |
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String type = extensions2Types.get(ext.toLowerCase(Locale.ENGLISH)); |
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if (type != null) { |
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contentTypeList.select(contentTypeIndices.get(type)); |
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attachment.setContentType(type); |
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} |
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} |
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// check page completenes |
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if (attachmentDesc != null && "".equals(attachmentDesc.getText())) { |
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thisPage.setErrorMessage("Description required"); |
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} else { |
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if (!"".equals(filePath.getText())) { |
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thisPage.setPageComplete(true); |
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thisPage.setErrorMessage(null); |
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} |
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} |
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} |
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}); |
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filePath.setText(attachment.getName() == null ? "" : attachment.getName()); //$NON-NLS-1$ |
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/* Listener for isPatch */ |
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isPatchButton.addSelectionListener(new SelectionListener() { |
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private int lastSelected; |
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public void widgetDefaultSelected(SelectionEvent e) { |
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// ignore |
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} |
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public void widgetSelected(SelectionEvent e) { |
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attachment.setPatch(isPatchButton.getSelection()); |
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if (isPatchButton.getSelection()) { |
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lastSelected = contentTypeList.getSelectionIndex(); |
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contentTypeList.select(0); |
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contentTypeList.setEnabled(false); |
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if (attachContextButton.isEnabled()) { |
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attachContextButton.setSelection(true); |
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} |
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} else { |
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contentTypeList.setEnabled(true); |
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contentTypeList.select(lastSelected); |
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} |
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} |
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}); |
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thisPage.setErrorMessage(null); |
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} |
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@Override |
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public boolean isPageComplete() { |
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return !"".equals(filePath.getText().trim()) |
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&& (attachmentDesc == null || !"".equals(attachmentDesc.getText().trim())); |
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} |
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public void populateAttachment() { |
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if (attachmentDesc != null) { |
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attachment.setDescription(attachmentDesc.getText()); |
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} |
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attachment.setComment(attachmentComment.getText()); |
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} |
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public TaskAttachment getAttachment() { |
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return attachment; |
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} |
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public void setFilePath(String path) { |
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filePath.setText(path); |
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if (path.endsWith(".patch")) { |
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isPatchButton.setSelection(true); |
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if (attachContextButton.isEnabled()) { |
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attachContextButton.setSelection(true); |
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} |
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} |
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} |
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@Override |
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public IWizardPage getNextPage() { |
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populateAttachment(); |
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// TODO implement preview |
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// PreviewAttachmentPage page = new PreviewAttachmentPage(getAttachment()); |
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// page.setWizard(getWizard()); |
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// return page; |
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return null; |
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} |
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public boolean getAttachContext() { |
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return attachContextButton.getSelection(); |
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} |
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public void setContentType() { |
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String type = attachment.getContentType(); |
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String[] typeList = contentTypeList.getItems(); |
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for (int i = 0; i < typeList.length; i++) { |
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if (typeList[i].equals(type)) { |
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contentTypeList.select(i); |
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contentTypeList.setEnabled(false); |
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isPatchButton.setEnabled(false); |
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return; |
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} |
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} |
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} |
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public boolean supportsDescription() { |
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return supportsDescription; |
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} |
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public void setSupportsDescription(boolean supportsDescription) { |
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this.supportsDescription = supportsDescription; |
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} |
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} |
