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/*******************************************************************************
* Copyright (c) 2004, 2010 Mylyn project committers 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
*******************************************************************************/
package org.eclipse.mylyn.internal.bugzilla.ui.editor;
import java.util.Map;
import org.eclipse.core.runtime.Assert;
import org.eclipse.mylyn.internal.tasks.ui.editors.EditorUtil;
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.CCombo;
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.swt.events.KeyListener;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.forms.widgets.FormToolkit;
/**
* @author Frank Becker
*/
public class FlagAttributeEditor extends AbstractAttributeEditor {
private String[] values;
private CCombo combo;
private Text requesteeText;
private final int requesteeTextHint;
public FlagAttributeEditor(TaskDataModel manager, TaskAttribute taskAttribute, int requesteeTextHint) {
super(manager, taskAttribute);
setLayoutHint(new LayoutHint(RowSpan.SINGLE, ColumnSpan.SINGLE));
if (taskAttribute.getAttribute("state") != null) { //$NON-NLS-1$
setReadOnly(taskAttribute.getAttribute("state").getMetaData().isReadOnly()); //$NON-NLS-1$
}
this.requesteeTextHint = requesteeTextHint;
}
@Override
public void createControl(Composite parent, FormToolkit toolkit) {
final Composite composite = toolkit.createComposite(parent);
GridLayout layout = new GridLayout(2, false);
layout.marginWidth = 1;
composite.setLayout(layout);
if (isReadOnly()) {
Text text = new Text(composite, SWT.FLAT | SWT.READ_ONLY);
toolkit.adapt(text, false, false);
text.setData(FormToolkit.KEY_DRAW_BORDER, Boolean.FALSE);
text.setText(getValueLabel());
text.setBackground(parent.getBackground());
text.setEditable(false);
String tooltip = getTaskAttribute().getMetaData().getLabel();
if (tooltip != null) {
text.setToolTipText(tooltip);
}
TaskAttribute requestee = getTaskAttribute().getAttribute("requestee"); //$NON-NLS-1$
if (!"".equals(requestee.getValue())) { //$NON-NLS-1$
text = new Text(composite, SWT.FLAT | SWT.READ_ONLY);
toolkit.adapt(text, false, false);
text.setData(FormToolkit.KEY_DRAW_BORDER, Boolean.FALSE);
text.setText(requestee.getValue());
text.setBackground(parent.getBackground());
text.setEditable(false);
}
} else {
combo = new CCombo(composite, SWT.FLAT | SWT.READ_ONLY);
toolkit.adapt(combo, false, false);
combo.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER);
String tooltip = getTaskAttribute().getMetaData().getLabel();
if (tooltip != null) {
combo.setToolTipText(tooltip);
}
EditorUtil.addScrollListener(combo);
Map<String, String> labelByValue = getAttributeMapper().getAssoctiatedAttribute(getTaskAttribute())
.getOptions();
if (labelByValue != null) {
values = labelByValue.keySet().toArray(new String[0]);
for (String value : values) {
combo.add(labelByValue.get(value));
}
}
select(getValue(), getValueLabel());
if (values != null) {
combo.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent event) {
int index = combo.getSelectionIndex();
if (index > -1) {
Assert.isNotNull(values);
Assert.isLegal(index >= 0 && index <= values.length - 1);
setValue(values[index]);
if (requesteeText != null) {
requesteeText.setEnabled(values[index].equals("?")); //$NON-NLS-1$
}
}
}
});
}
TaskAttribute requestee = getTaskAttribute().getAttribute("requestee"); //$NON-NLS-1$
if (requestee != null && !requestee.getMetaData().isReadOnly()) {
requesteeText = toolkit.createText(composite, requestee.getValue());
requesteeText.setEnabled("?".equals(getValueLabel())); //$NON-NLS-1$
GridData requesteeData = new GridData(SWT.FILL, SWT.CENTER, false, false);
requesteeData.widthHint = requesteeTextHint;
requesteeText.setLayoutData(requesteeData);
requesteeText.setFont(EditorUtil.TEXT_FONT);
requesteeText.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TREE_BORDER);
requesteeText.addKeyListener(new KeyListener() {
public void keyReleased(KeyEvent e) {
// ignore
setRequestee(requesteeText.getText());
}
public void keyPressed(KeyEvent e) {
}
});
requesteeText.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
setRequestee(requesteeText.getText());
}
});
toolkit.adapt(requesteeText, false, false);
}
}
toolkit.paintBordersFor(composite);
setControl(composite);
}
public String getValue() {
return getAttributeMapper().getValue(getAttributeMapper().getAssoctiatedAttribute(getTaskAttribute()));
}
public String getValueLabel() {
return getAttributeMapper().getValueLabel(getAttributeMapper().getAssoctiatedAttribute(getTaskAttribute()));
}
private void select(String value, String label) {
if (values != null) {
for (int i = 0; i < values.length; i++) {
if (values[i].equals(value)) {
combo.select(i);
break;
}
}
} else {
combo.setText(label);
}
}
public void setRequestee(String value) {
TaskAttribute requestee = getTaskAttribute().getAttribute("requestee"); //$NON-NLS-1$
if (requestee != null) {
if (!requestee.getValue().equals(value)) {
if (!requestee.getValue().equals(value)) {
getAttributeMapper().setValue(requestee, value);
attributeChanged();
}
}
}
}
public void setValue(String value) {
getAttributeMapper().setValue(getAttributeMapper().getAssoctiatedAttribute(getTaskAttribute()), value);
attributeChanged();
}
@Override
public String getLabel() {
String label = getAttributeMapper().getLabel(getAttributeMapper().getAssoctiatedAttribute(getTaskAttribute()));
if (label != null) {
label.replace("&", "&&"); //$NON-NLS-1$//$NON-NLS-2$
} else {
label = ""; //$NON-NLS-1$
}
TaskAttribute setter = getTaskAttribute().getAttribute("setter"); //$NON-NLS-1$
if (setter != null) {
String setterValue = setter.getValue();
if (setterValue != null && !setterValue.equals("")) { //$NON-NLS-1$
if (setterValue.indexOf("@") > -1) { //$NON-NLS-1$
setterValue = setterValue.substring(0, setterValue.indexOf("@")); //$NON-NLS-1$
}
label = setterValue + ": " + label; //$NON-NLS-1$
}
}
return label;
}
}
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