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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.sandbox.ui.editors.bugzilla; |
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import org.eclipse.jface.text.Document; |
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import org.eclipse.jface.text.ITextListener; |
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import org.eclipse.jface.text.TextEvent; |
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import org.eclipse.jface.text.source.SourceViewer; |
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import org.eclipse.mylyn.internal.provisional.commons.ui.CommonThemes; |
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import org.eclipse.mylyn.internal.sandbox.ui.editors.AbstractTaskEditorExtension; |
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import org.eclipse.mylyn.internal.sandbox.ui.editors.TaskEditorExtensions; |
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import org.eclipse.mylyn.internal.tasks.ui.editors.RichTextAttributeEditor; |
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import org.eclipse.mylyn.internal.tasks.ui.util.TasksUiInternal; |
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import org.eclipse.mylyn.tasks.core.TaskRepository; |
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import org.eclipse.mylyn.tasks.core.data.TaskAttribute; |
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import org.eclipse.mylyn.tasks.core.data.TaskDataModel; |
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import org.eclipse.mylyn.wikitext.ui.viewer.MultiSourceViewer; |
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import org.eclipse.swt.SWT; |
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import org.eclipse.swt.graphics.Font; |
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import org.eclipse.swt.widgets.Composite; |
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import org.eclipse.swt.widgets.Control; |
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import org.eclipse.ui.PlatformUI; |
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import org.eclipse.ui.forms.widgets.FormToolkit; |
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import org.eclipse.ui.themes.IThemeManager; |
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/** |
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* A multitab source viewer that can edit and preview Textile wikitext markup |
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* |
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* FIXME: it will be cool that RichTextAttributeEditor has a protected method to create the SourceViewer |
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* (RepositoryTextViewer), then subclasses can then create its own SourceViewer without overriding createControl and |
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* copying the code in it |
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* |
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* @author Jingwen Ou |
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*/ |
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public class WikiTextAttributeEditor extends RichTextAttributeEditor { |
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/** |
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* left for future extensions |
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*/ |
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// private boolean enabled = true; |
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// |
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// public boolean isEnabled() { |
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// return enabled; |
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// } |
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// |
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// public void setEnabled(boolean enabled) { |
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// this.enabled = enabled; |
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// } |
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private final int style; |
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private final TaskRepository taskRepository; |
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private SourceViewer viewer; |
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public WikiTextAttributeEditor(TaskDataModel manager, TaskRepository taskRepository, TaskAttribute taskAttribute, |
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int style) { |
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super(manager, taskRepository, taskAttribute, style); |
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this.style = style; |
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this.taskRepository = taskRepository; |
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} |
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public WikiTextAttributeEditor(TaskDataModel manager, TaskRepository taskRepository, TaskAttribute taskAttribute) { |
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this(manager, taskRepository, taskAttribute, SWT.MULTI); |
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} |
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@Override |
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public void createControl(Composite parent, FormToolkit toolkit) { |
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/** |
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* left for future extensions |
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*/ |
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// if (!isEnabled()) { |
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// super.createControl(parent, toolkit); |
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// return; |
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// } |
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int style = this.style; |
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if (!isReadOnly() && (style & TasksUiInternal.SWT_NO_SCROLL) == 0) { |
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style |= SWT.V_SCROLL; |
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} |
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AbstractTaskEditorExtension extension = TaskEditorExtensions.getTaskEditorExtension(taskRepository); |
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if (extension != null) { |
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if (isReadOnly()) { |
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viewer = extension.createViewer(taskRepository, parent, style); |
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} else { |
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viewer = extension.createEditor(taskRepository, parent, style); |
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} |
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} |
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Document document = new Document(getValue()); |
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if (viewer == null) { |
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super.createControl(parent, toolkit); |
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return; |
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} |
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if (isReadOnly()) { |
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viewer.setEditable(false); |
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viewer.setDocument(document); |
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} else { |
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viewer.setEditable(true); |
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if (viewer.getDocument() == null) { |
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viewer.setDocument(document); |
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} |
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viewer.addTextListener(new ITextListener() { |
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public void textChanged(TextEvent event) { |
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// filter out events caused by text presentation changes, e.g. annotation drawing |
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String value = viewer.getTextWidget().getText(); |
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if (!getValue().equals(value)) { |
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setValue(value); |
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} |
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} |
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}); |
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viewer.getControl().setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER); |
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} |
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IThemeManager themeManager = PlatformUI.getWorkbench().getThemeManager(); |
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Font font = themeManager.getCurrentTheme().getFontRegistry().get(CommonThemes.FONT_EDITOR_COMMENT); |
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viewer.getTextWidget().setFont(font); |
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toolkit.adapt(viewer.getTextWidget(), true, false); |
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setControl(viewer.getTextWidget()); |
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} |
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@Override |
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public SourceViewer getViewer() { |
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return viewer; |
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} |
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@Override |
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public Control getControl() { |
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if (viewer instanceof MultiSourceViewer) { |
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return ((MultiSourceViewer) viewer).getParentControl(); |
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} |
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return super.getControl(); |
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} |
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} |
