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/*******************************************************************************
* Copyright (c) 2004, 2010 Tasktop Technologies 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:
* Tasktop Technologies - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.internal.tasks.ui.editors;
import org.eclipse.jface.text.Document;
import org.eclipse.jface.text.source.SourceViewer;
import org.eclipse.mylyn.internal.provisional.commons.ui.CommonFormUtil;
import org.eclipse.mylyn.internal.provisional.commons.ui.CommonTextSupport;
import org.eclipse.mylyn.internal.tasks.ui.editors.RepositoryTextViewerConfiguration.Mode;
import org.eclipse.mylyn.tasks.core.data.TaskAttribute;
import org.eclipse.mylyn.tasks.core.data.TaskDataModel;
import org.eclipse.mylyn.tasks.ui.editors.AbstractAttributeEditor;
import org.eclipse.mylyn.tasks.ui.editors.LayoutHint;
import org.eclipse.mylyn.tasks.ui.editors.LayoutHint.ColumnSpan;
import org.eclipse.mylyn.tasks.ui.editors.LayoutHint.RowSpan;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.forms.widgets.FormToolkit;
/**
* @author Steffen Pingel
*/
public class LongTextAttributeEditor extends AbstractAttributeEditor {
private SourceViewer viewer;
public LongTextAttributeEditor(TaskDataModel manager, TaskAttribute taskAttribute) {
super(manager, taskAttribute);
setLayoutHint(new LayoutHint(RowSpan.MULTIPLE, ColumnSpan.MULTIPLE));
}
@Override
public void createControl(Composite parent, FormToolkit toolkit) {
int style = SWT.FLAT | SWT.MULTI | SWT.WRAP;
if (!isReadOnly()) {
style |= SWT.V_SCROLL;
}
viewer = new SourceViewer(parent, null, style);
RepositoryTextViewerConfiguration configuration = RichTextEditor.installHyperlinkPresenter(viewer,
getModel().getTaskRepository(), getModel().getTask(), Mode.DEFAULT);
viewer.configure(configuration);
viewer.setDocument(new Document(getValue()));
final StyledText text = viewer.getTextWidget();
text.setToolTipText(getDescription());
toolkit.adapt(text, false, false);
// enable cut/copy/paste
CommonTextSupport.setTextViewer(text, viewer);
if (isReadOnly()) {
viewer.setEditable(false);
} else {
viewer.setEditable(true);
text.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TREE_BORDER);
text.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
setValue(text.getText());
CommonFormUtil.ensureVisible(text);
}
});
}
setControl(text);
}
public String getValue() {
return getAttributeMapper().getValue(getTaskAttribute());
}
public void setValue(String text) {
getAttributeMapper().setValue(getTaskAttribute(), text);
attributeChanged();
}
@Override
public void refresh() {
if (viewer.getTextWidget() != null && !viewer.getTextWidget().isDisposed()) {
viewer.getDocument().set(getValue());
}
}
@Override
public boolean shouldAutoRefresh() {
return true;
}
}
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