/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.jmeter.config.gui;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.Box;
import javax.swing.JButton;
import javax.swing.JPanel;
import javax.swing.JTable;
import javax.swing.ListSelectionModel;
import javax.swing.table.TableCellEditor;
import org.apache.jmeter.config.ConfigTestElement;
import org.apache.jmeter.gui.util.PowerTableModel;
import org.apache.jmeter.testelement.TestElement;
import org.apache.jmeter.testelement.property.JMeterProperty;
import org.apache.jmeter.testelement.property.PropertyIterator;
import org.apache.jmeter.testelement.property.StringProperty;
import org.apache.jmeter.util.JMeterUtils;
import org.apache.jorphan.collections.Data;
/**
* Default config gui for Configuration Element.
*/
public class SimpleConfigGui extends AbstractConfigGui implements ActionListener {
/* This class created for enhancement Bug ID 9101. */
// TODO: This class looks a lot like ArgumentsPanel. What exactly is the
// difference? Could they be combined?
/** The table of configuration parameters. */
private JTable table;
/** The model for the parameter table. */
private PowerTableModel tableModel;
/** A button for adding new parameters to the table. */
private JButton add;
/** A button for removing parameters from the table. */
private JButton delete;
/** Command for adding a row to the table. */
private static final String ADD = "add";
/** Command for removing a row from the table. */
private static final String DELETE = "delete";
/**
* Boolean indicating whether or not this component should display its name.
* If true, this is a standalone component. If false, this component is
* intended to be used as a subpanel for another component.
*/
private boolean displayName = true;
/** The names of the columns in the table. */
private static final String COLUMN_NAMES_0 = JMeterUtils.getResString("name"); // $NON-NLS-1$
private static final String COLUMN_NAMES_1 = JMeterUtils.getResString("value"); // $NON-NLS-1$
// NOTUSED private static final String COLUMN_NAMES_2 =
// JMeterUtils.getResString("metadata");
/**
* Create a new standalone SimpleConfigGui.
*/
public SimpleConfigGui() {
this(true);
}
/**
* Create a new SimpleConfigGui as either a standalone or an embedded
* component.
*
* @param displayName
* indicates whether or not this component should display its
* name. If true, this is a standalone component. If false, this
* component is intended to be used as a subpanel for another
* component.
*/
public SimpleConfigGui(boolean displayName) {
this.displayName = displayName;
init();
}
public String getLabelResource() {
return "simple_config_element"; // $NON-NLS-1$
}
/**
* A newly created component can be initialized with the contents of a Test
* Element object by calling this method. The component is responsible for
* querying the Test Element object for the relevant information to display
* in its GUI.
* <p>
* This implementation retrieves all key/value pairs from the TestElement
* object and sets these values in the GUI.
*
* @param el
* the TestElement to configure
*/
public void configure(TestElement el) {
super.configure(el);
tableModel.clearData();
PropertyIterator iter = el.propertyIterator();
while (iter.hasNext()) {
JMeterProperty prop = iter.next();
tableModel.addRow(new Object[] { prop.getName(), prop.getStringValue() });
}
checkDeleteStatus();
}
/* Implements JMeterGUIComponent.createTestElement() */
public TestElement createTestElement() {
TestElement el = new ConfigTestElement();
modifyTestElement(el);
return el;
}
/**
* Get all of the values from the GUI component and set them in the
* TestElement.
*
* @param el
* the TestElement to modify
*/
public void modifyTestElement(TestElement el) {
if (table.isEditing()) {
table.getCellEditor().stopCellEditing();
}
Data model = tableModel.getData();
model.reset();
while (model.next()) {
el.setProperty(new StringProperty((String) model.getColumnValue(COLUMN_NAMES_0), (String) model
.getColumnValue(COLUMN_NAMES_1)));
}
super.configureTestElement(el);
}
/**
* Initialize the components and layout of this component.
*/
private void init() {
setLayout(new BorderLayout(0, 10));
if (displayName) {
setBorder(makeBorder());
add(makeTitlePanel(), BorderLayout.NORTH);
}
add(createTablePanel(), BorderLayout.CENTER);
// Force the table to be at least 70 pixels high
add(Box.createVerticalStrut(70), BorderLayout.WEST);
add(createButtonPanel(), BorderLayout.SOUTH);
}
/**
* Invoked when an action occurs. This implementation supports the add and
* delete buttons.
*
* @param e
* the event that has occurred
*/
public void actionPerformed(ActionEvent e) {
String action = e.getActionCommand();
if (action.equals(DELETE)) {
deleteArgument();
} else if (action.equals(ADD)) {
addArgument();
}
}
/**
* Create a GUI panel containing the table of configuration parameters.
*
* @return a GUI panel containing the parameter table
*/
private Component createTablePanel() {
tableModel = new PowerTableModel(new String[] { COLUMN_NAMES_0, COLUMN_NAMES_1 }, new Class[] { String.class,
String.class });
table = new JTable(tableModel);
table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
return makeScrollPane(table);
}
/**
* Create a panel containing the add and delete buttons.
*
* @return a GUI panel containing the buttons
*/
private JPanel createButtonPanel() {
add = new JButton(JMeterUtils.getResString("add")); //$NON-NLS-1$
add.setActionCommand(ADD);
add.addActionListener(this);
add.setEnabled(true);
delete = new JButton(JMeterUtils.getResString("delete")); // $NON-NLS-1$
delete.setActionCommand(DELETE);
delete.addActionListener(this);
checkDeleteStatus();
JPanel buttonPanel = new JPanel();
buttonPanel.add(add);
buttonPanel.add(delete);
return buttonPanel;
}
/**
* Enable or disable the delete button depending on whether or not there is
* a row to be deleted.
*/
protected void checkDeleteStatus() {
// Disable DELETE if there are no rows in the table to delete.
if (tableModel.getRowCount() == 0) {
delete.setEnabled(false);
} else {
delete.setEnabled(true);
}
}
/**
* Add a new argument row to the table.
*/
protected void addArgument() {
// If a table cell is being edited, we should accept the current value
// and stop the editing before adding a new row.
stopTableEditing();
tableModel.addNewRow();
tableModel.fireTableDataChanged();
// Enable DELETE (which may already be enabled, but it won't hurt)
delete.setEnabled(true);
// Highlight (select) the appropriate row.
int rowToSelect = tableModel.getRowCount() - 1;
table.setRowSelectionInterval(rowToSelect, rowToSelect);
}
/**
* Stop any editing that is currently being done on the table. This will
* save any changes that have already been made.
*/
protected void stopTableEditing() {
if (table.isEditing()) {
TableCellEditor cellEditor = table.getCellEditor(table.getEditingRow(), table.getEditingColumn());
cellEditor.stopCellEditing();
}
}
/**
* Remove the currently selected argument from the table.
*/
protected void deleteArgument() {
// If a table cell is being edited, we must cancel the editing before
// deleting the row
if (table.isEditing()) {
TableCellEditor cellEditor = table.getCellEditor(table.getEditingRow(), table.getEditingColumn());
cellEditor.cancelCellEditing();
}
int rowSelected = table.getSelectedRow();
if (rowSelected >= 0) {
// removeProperty(tableModel.getValueAt (
// table.getSelectedRow(),0).toString());
tableModel.removeRow(rowSelected);
tableModel.fireTableDataChanged();
// Disable DELETE if there are no rows in the table to delete.
if (tableModel.getRowCount() == 0) {
delete.setEnabled(false);
} else {
// Table still contains one or more rows, so highlight (select)
// the appropriate one.
int rowToSelect = rowSelected;
if (rowSelected >= tableModel.getRowCount()) {
rowToSelect = rowSelected - 1;
}
table.setRowSelectionInterval(rowToSelect, rowToSelect);
}
}
}
}