Java tutorial
/** BlackBoard breadboard designer Written and maintained by Matthias Pueski Copyright (c) 2010-2011 Matthias Pueski This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ package org.pmedv.blackboard.commands; import java.awt.event.ActionEvent; import java.awt.event.InputEvent; import java.awt.event.KeyEvent; import java.io.File; import java.io.IOException; import javax.imageio.ImageIO; import javax.swing.Action; import javax.swing.KeyStroke; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.pmedv.blackboard.EditorUtils; import org.pmedv.blackboard.components.BoardEditor; import org.pmedv.blackboard.dialogs.ExportImageDialog; import org.pmedv.core.commands.AbstractEditorCommand; import org.pmedv.core.context.AppContext; import org.pmedv.core.dialogs.AbstractNiceDialog; import org.pmedv.core.util.ErrorUtils; /** * This command exports the current selected board as a PNG image. * * @author Matthias Pueski * */ public class ExportImageCommand extends AbstractEditorCommand { private static final long serialVersionUID = 7465440891087438543L; private static final Log log = LogFactory.getLog(ExportImageCommand.class); public ExportImageCommand() { putValue(Action.NAME, resources.getResourceByKey("ExportImageCommand.name")); putValue(Action.SMALL_ICON, resources.getIcon("icon.export")); putValue(Action.SHORT_DESCRIPTION, resources.getResourceByKey("ExportImageCommand.description")); putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_I, InputEvent.CTRL_DOWN_MASK)); setEnabled(false); } @Override public void execute(ActionEvent e) { BoardEditor editor = EditorUtils.getCurrentActiveEditor(); if (editor == null) return; String title = resources.getResourceByKey("ExportImageCommand.name"); String subtitle = resources.getResourceByKey("ExportImageCommand.dialog.subtitle"); ExportImageDialog dlg = new ExportImageDialog(title, subtitle, resources.getIcon("icon.dialog.exportimage")); dlg.setVisible(true); if (dlg.getResult() == AbstractNiceDialog.OPTION_CANCEL) return; String name = dlg.getSelectedPath(); AppContext.setLastSelectedFolder(dlg.getSelectedPath()); if (!(name.endsWith(".png") || name.endsWith(".PNG"))) name += ".png"; File f = new File(name); log.info("Exporting image to " + f.getAbsolutePath()); try { ImageIO.write(dlg.getImage(), "PNG", f); } catch (IOException e1) { ErrorUtils.showErrorDialog(e1); } } }