Java tutorial
/* * Licensed 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 cool.pandora.modeller.ui.jpanel.text; import cool.pandora.modeller.bag.BagInfoField; import cool.pandora.modeller.bag.impl.DefaultBag; import cool.pandora.modeller.ui.handlers.common.TextObjectURI; import cool.pandora.modeller.ui.jpanel.base.BagView; import java.awt.BorderLayout; import java.awt.Dimension; import java.awt.GridBagConstraints; import java.awt.GridBagLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.net.URI; import java.util.Map; import javax.swing.AbstractAction; import javax.swing.JComponent; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JSeparator; import javax.swing.JTextField; import javax.swing.border.Border; import javax.swing.border.EmptyBorder; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.richclient.command.AbstractCommand; import org.springframework.richclient.command.ActionCommand; import org.springframework.richclient.command.CommandGroup; import org.springframework.richclient.core.DefaultMessage; import org.springframework.richclient.dialog.TitlePane; import org.springframework.richclient.util.GuiStandardUtils; /** * CreateLinesFrame. * * @author Christopher Johnson */ public class CreateLinesFrame extends JFrame implements ActionListener { protected static final Logger log = LoggerFactory.getLogger(CreateLinesFrame.class); protected static final String DEFAULT_FINISH_COMMAND_ID = "okCommand"; protected static final String DEFAULT_CANCEL_COMMAND_ID = "cancelCommand"; private static final long serialVersionUID = 1L; private final transient BagView bagView; private final JPanel savePanel; private Map<String, BagInfoField> map; private JTextField hocrResourceField; private transient ActionCommand finishCommand; private transient ActionCommand cancelCommand; /** * CreateLinesFrame. * * @param bagView BagView * @param title String */ public CreateLinesFrame(final BagView bagView, final String title) { super(title); this.bagView = bagView; if (bagView != null) { getContentPane().removeAll(); savePanel = createComponents(); } else { savePanel = new JPanel(); } getContentPane().add(savePanel, BorderLayout.CENTER); final Dimension preferredDimension = new Dimension(600, 400); setPreferredSize(preferredDimension); this.setBounds(300, 200, 600, 400); pack(); } /** * getFinishCommandId. * * @return DEFAULT_FINISH_COMMAND_ID */ private static String getFinishCommandId() { return DEFAULT_FINISH_COMMAND_ID; } /** * getCancelCommandId. * * @return DEFAULT_CANCEL_COMMAND_ID */ private static String getCancelCommandId() { return DEFAULT_CANCEL_COMMAND_ID; } /** * buildConstraints. * * @param gbc GridBagConstraints * @param x int * @param y int * @param w int * @param h int * @param wx int * @param wy int * @param fill int * @param anchor int */ private static void buildConstraints(final GridBagConstraints gbc, final int x, final int y, final int w, final int h, final int wx, final int wy, final int fill, final int anchor) { gbc.gridx = x; // start cell in a row gbc.gridy = y; // start cell in a column gbc.gridwidth = w; // how many column does the control occupy in the row gbc.gridheight = h; // how many column does the control occupy in the column gbc.weightx = wx; // relative horizontal size gbc.weighty = wy; // relative vertical size gbc.fill = fill; // the way how the control fills cells gbc.anchor = anchor; // alignment } /** * createButtonBar. * * @return buttonBar */ private JComponent createButtonBar() { final CommandGroup dialogCommandGroup = CommandGroup.createCommandGroup(null, getCommandGroupMembers()); final JComponent buttonBar = dialogCommandGroup.createButtonBar(); GuiStandardUtils.attachDialogBorder(buttonBar); return buttonBar; } /** * getCommandGroupMembers. * * @return AbstractCommand */ private Object[] getCommandGroupMembers() { return new AbstractCommand[] { finishCommand, cancelCommand }; } /** * Initialize the standard commands needed on a Dialog: Ok/Cancel. */ private void initStandardCommands() { finishCommand = new ActionCommand(getFinishCommandId()) { @Override public void doExecuteCommand() { new OkCreateLinesHandler().actionPerformed(null); } }; cancelCommand = new ActionCommand(getCancelCommandId()) { @Override public void doExecuteCommand() { new CancelCreateLinesHandler().actionPerformed(null); } }; } private JPanel createComponents() { final Border border = new EmptyBorder(5, 5, 5, 5); final TitlePane titlePane = new TitlePane(); initStandardCommands(); final JPanel pageControl = new JPanel(new BorderLayout()); final JPanel titlePaneContainer = new JPanel(new BorderLayout()); titlePane.setTitle(bagView.getPropertyMessage("CreateLinesFrame.title")); titlePane.setMessage(new DefaultMessage(bagView.getPropertyMessage("Create Lines in:"))); titlePaneContainer.add(titlePane.getControl()); titlePaneContainer.add(new JSeparator(), BorderLayout.SOUTH); pageControl.add(titlePaneContainer, BorderLayout.NORTH); final JPanel contentPane = new JPanel(); final DefaultBag bag = bagView.getBag(); if (bag != null) { map = bag.getInfo().getFieldMap(); } final JLabel urlLabel = new JLabel(bagView.getPropertyMessage("baseURL.label")); urlLabel.setToolTipText(bagView.getPropertyMessage("baseURL.description")); final JTextField urlField = new JTextField(""); final URI uri = TextObjectURI.getLineContainerURI(map); try { assert uri != null; urlField.setText(uri.toString()); } catch (Exception e) { log.error("Failed to set url label", e); } final JLabel hocrResourceLabel = new JLabel(bagView.getPropertyMessage("hocrResource" + ".label")); hocrResourceLabel.setToolTipText(bagView.getPropertyMessage("hocrResource.description")); hocrResourceField = new JTextField(""); final String hocrResource = TextObjectURI.gethOCRResourceURI(map); try { hocrResourceField.setText(hocrResource); } catch (Exception e) { log.error("Failed to set hocrResource label", e); } final GridBagLayout layout = new GridBagLayout(); final GridBagConstraints glbc = new GridBagConstraints(); final JPanel panel = new JPanel(layout); panel.setBorder(new EmptyBorder(10, 10, 10, 10)); int row = 0; row++; buildConstraints(glbc, 0, row, 1, 1, 1, 50, GridBagConstraints.NONE, GridBagConstraints.WEST); layout.setConstraints(urlLabel, glbc); panel.add(urlLabel); buildConstraints(glbc, 1, row, 1, 1, 80, 50, GridBagConstraints.HORIZONTAL, GridBagConstraints.CENTER); layout.setConstraints(urlField, glbc); panel.add(urlField); row++; buildConstraints(glbc, 0, row, 1, 1, 1, 50, GridBagConstraints.NONE, GridBagConstraints.WEST); layout.setConstraints(hocrResourceLabel, glbc); panel.add(hocrResourceLabel); buildConstraints(glbc, 1, row, 1, 1, 80, 50, GridBagConstraints.HORIZONTAL, GridBagConstraints.CENTER); layout.setConstraints(hocrResourceField, glbc); panel.add(hocrResourceField); row++; buildConstraints(glbc, 0, row, 1, 1, 1, 50, GridBagConstraints.NONE, GridBagConstraints.WEST); buildConstraints(glbc, 1, row, 2, 1, 80, 50, GridBagConstraints.HORIZONTAL, GridBagConstraints.CENTER); GuiStandardUtils.attachDialogBorder(contentPane); pageControl.add(panel); final JComponent buttonBar = createButtonBar(); pageControl.add(buttonBar, BorderLayout.SOUTH); this.pack(); return pageControl; } /** * setBag. * * @param bag DefaultBag */ public void setBag(final DefaultBag bag) { savePanel.invalidate(); } @Override public void actionPerformed(final ActionEvent e) { invalidate(); repaint(); } /** * getMessage. * * @param property String * @return message */ private String getMessage(final String property) { return bagView.getPropertyMessage(property); } private class OkCreateLinesHandler extends AbstractAction { private static final long serialVersionUID = 1L; @Override public void actionPerformed(final ActionEvent e) { setVisible(false); final String hocrFile = hocrResourceField.getText().trim(); bagView.getBag().sethOCRResource(hocrFile); bagView.createLinesHandler.execute(); } } private class CancelCreateLinesHandler extends AbstractAction { private static final long serialVersionUID = 1L; @Override public void actionPerformed(final ActionEvent e) { setVisible(false); } } }