/*
* 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.gui.action;
import java.awt.event.ActionEvent;
import java.io.File;
import java.util.HashSet;
import java.util.Set;
import javax.swing.JComponent;
import javax.swing.JFileChooser;
import javax.swing.JOptionPane;
import org.apache.jmeter.exceptions.IllegalUserActionException;
import org.apache.jmeter.gui.JMeterGUIComponent;
import org.apache.jmeter.gui.GuiPackage;
import org.apache.jmeter.gui.util.FileDialoger;
import org.apache.jmeter.save.SaveGraphicsService;
import org.apache.jmeter.util.JMeterUtils;
import org.apache.jmeter.visualizers.Printable;
/**
* SaveGraphics action is meant to be a generic reusable Action. The class will
* use GUIPackage to get the current gui. Once it does, it checks to see if the
* element implements Printable interface. If it does, it call getPrintable() to
* get the JComponent. By default, it will use SaveGraphicsService to save a PNG
* file if no extension is provided. If either .png or .tif is in the filename,
* it will call SaveGraphicsService to save in the format.
*/
public class SaveGraphics implements Command {
private static final Set commands = new HashSet();
static {
commands.add(ActionNames.SAVE_GRAPHICS);
commands.add(ActionNames.SAVE_GRAPHICS_ALL);
}
private static final String[] extensions
= { SaveGraphicsService.TIFF_EXTENSION, SaveGraphicsService.PNG_EXTENSION };
/**
* Constructor for the Save object.
*/
public SaveGraphics() {
}
/**
* Gets the ActionNames attribute of the Save object.
*
* @return the ActionNames value
*/
public Set getActionNames() {
return commands;
}
public void doAction(ActionEvent e) throws IllegalUserActionException {
JMeterGUIComponent component = null;
JComponent comp = null;
if (!commands.contains(e.getActionCommand())) {
throw new IllegalUserActionException("Invalid user command:" + e.getActionCommand());
}
if (e.getActionCommand().equals(ActionNames.SAVE_GRAPHICS)) {
component = GuiPackage.getInstance().getCurrentGui();
// get the JComponent from the visualizer
if (component instanceof Printable) {
comp = ((Printable) component).getPrintableComponent();
saveImage(comp);
}
}
if (e.getActionCommand().equals(ActionNames.SAVE_GRAPHICS_ALL)) {
component = GuiPackage.getInstance().getCurrentGui();
comp=((JComponent) component).getRootPane();
saveImage(comp);
}
}
private void saveImage(JComponent comp){
String filename;
JFileChooser chooser = FileDialoger.promptToSaveFile(GuiPackage.getInstance().getTreeListener()
.getCurrentNode().getName(), extensions);
if (chooser == null) {
return;
}
// Get the string given from the choose and check
// the file extension.
filename = chooser.getSelectedFile().getAbsolutePath();
if (filename != null) {
File f = new File(filename);
if(f.exists()) {
int response = JOptionPane.showConfirmDialog(GuiPackage.getInstance().getMainFrame(),
JMeterUtils.getResString("save_overwrite_existing_file"), // $NON-NLS-1$
JMeterUtils.getResString("save?"), // $NON-NLS-1$
JOptionPane.YES_NO_OPTION,
JOptionPane.QUESTION_MESSAGE);
if (response == JOptionPane.CLOSED_OPTION || response == JOptionPane.NO_OPTION) {
return ; // Do not save, user does not want to overwrite
}
}
SaveGraphicsService save = new SaveGraphicsService();
String ext = filename.substring(filename.length() - 4);
String name = filename.substring(0, filename.length() - 4);
if (ext.equals(SaveGraphicsService.PNG_EXTENSION)) {
save.saveJComponent(name, SaveGraphicsService.PNG, comp);
} else if (ext.equals(SaveGraphicsService.TIFF_EXTENSION)) {
save.saveJComponent(name, SaveGraphicsService.TIFF, comp);
} else {
save.saveJComponent(filename, SaveGraphicsService.PNG, comp);
}
}
}
}