Examples with MouseEvent java.awt.event.MouseEvent used on opensource projects

Example 6 with MouseEvent

use of java.awt.event.MouseEvent in project OpenNotebook by jaltekruse.

the class ProblemListPanel method createPanelForProblems.

public JPanel createPanelForProblems() {
    ProblemList panel = new ProblemList();
    JPanel tempPanel;
    GridBagConstraints con = new GridBagConstraints();
    JComboBox frequencyChoices;
    Component[] othersInRow = new Component[2];
    ;
    int numProblemsToShow = notebookPanel.getDatabase().getAllProblems().size();
    if (numProblemsToShow > 20) {
        // limit the number of problems in the list
        // to 20 at a time
        numProblemsToShow = 20;
    }
    con.gridy = 0;
    panel.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
    panel.setLayout(new GridBagLayout());
    for (final ProblemGenerator g : notebookPanel.getDatabase().getAllProblems()) {
        // add checkbox
        con.fill = GridBagConstraints.NONE;
        con.gridx = 0;
        con.gridwidth = 1;
        con.weightx = 0;
        con.insets = new Insets(0, 0, 0, 0);
        final JCheckBox checkbox = new JCheckBox();
        checkbox.addItemListener(new ItemListener() {

            @Override
            public void itemStateChanged(ItemEvent ev) {
                if (ev.getStateChange() == ItemEvent.SELECTED) {
                    selectedFrequencies.add(10);
                    selectedProblems.add(g);
                } else {
                    selectedFrequencies.remove(selectedProblems.indexOf(g));
                    selectedProblems.remove(g);
                }
                previewPanel.getDoc().getPage(0).removeAllObjects();
                // set the page size big to prevent problem generation from spawning pages
                previewPanel.getDoc().setHeight(5000);
                previewPanel.getDoc().setWidth(5000);
                previewPanel.getDoc().generateProblem(g);
                previewPanel.resizeViewWindow();
                MathObject mObj = previewPanel.getDoc().getPage(0).getObjects().get(0);
                previewPanel.getDoc().setWidth(mObj.getWidth() + 2 * problemBuffer);
                previewPanel.getDoc().setHeight(mObj.getHeight() + 2 * problemBuffer);
                mObj.setxPos(problemBuffer);
                mObj.setyPos(problemBuffer);
                previewPanel.resizeViewWindow();
            }
        });
        frequencyChoices = new JComboBox(frequencies);
        panel.add(checkbox, con);
        othersInRow[0] = checkbox;
        othersInRow[1] = frequencyChoices;
        con.fill = GridBagConstraints.HORIZONTAL;
        con.insets = new Insets(0, 5, 0, 0);
        con.weightx = 1;
        con.gridx = 1;
        tempPanel = new ProblemDescriptionPanel(g, othersInRow);
        tempPanel.addMouseListener(new MouseListener() {

            public void mouseClicked(MouseEvent arg0) {
            }

            public void mouseEntered(MouseEvent arg0) {
            }

            public void mouseExited(MouseEvent arg0) {
            }

            @Override
            public void mousePressed(MouseEvent arg0) {
                checkbox.setSelected(!checkbox.isSelected());
            }

            public void mouseReleased(MouseEvent arg0) {
            }
        });
        panel.add(tempPanel, con);
        //			// add frequency selection menu
        //			con.fill = GridBagConstraints.NONE;
        //			con.gridx = 2;
        //			con.weightx = 0;
        //			con.insets = new Insets(0, 5, 0, 5);
        //			frequencyChoices.setSelectedItem(AVERAGE);
        //			panel.add(frequencyChoices, con);
        con.gridy++;
        con.gridx = 0;
        con.gridwidth = 2;
        con.insets = new Insets(0, 0, 0, 0);
        panel.add(new JSeparator(), con);
        con.gridy++;
    }
    return panel;
}

Example 7 with MouseEvent

use of java.awt.event.MouseEvent in project OpenNotebook by jaltekruse.

the class ColorAdjustmentPanel method addPanelContent.

@Override
public void addPanelContent() {
    setLayout(new GridBagLayout());
    if (mAtt.getName().equals(MathObject.FILL_COLOR)) {
        checkbox = new JCheckBox("fill");
        if (mAtt.getValue() != null)
            checkbox.setSelected(true);
        else
            checkbox.setSelected(false);
        checkbox.addItemListener(new ItemListener() {

            @Override
            public void itemStateChanged(ItemEvent e) {
                if (e.getStateChange() == ItemEvent.SELECTED) {
                    if (justChangedColor) {
                        justChangedColor = false;
                        return;
                    }
                    if (mAtt.getValue() == null) {
                        mAtt.setValue(Color.WHITE);
                    }
                    colorLabel.setBackground(mAtt.getValue());
                    ColorAdjustmentPanel.this.repaint();
                    notebookPanel.getCurrentDocViewer().addUndoState();
                    notebookPanel.getCurrentDocViewer().repaintDoc();
                    notebookPanel.getCurrentDocViewer().updateObjectToolFrame();
                } else {
                    mAtt.setValue(null);
                    colorLabel.setBackground(mAtt.getValue());
                    ColorAdjustmentPanel.this.repaint();
                    notebookPanel.getCurrentDocViewer().addUndoState();
                    notebookPanel.getCurrentDocViewer().repaintDoc();
                    notebookPanel.getCurrentDocViewer().updateObjectToolFrame();
                }
            }
        });
    }
    colorLabel = new JLabel("    ");
    colorLabel.setBorder(new LineBorder(Color.BLACK));
    colorLabel.setOpaque(true);
    colorLabel.setBackground(mAtt.getValue());
    colorLabel.addMouseListener(new MouseListener() {

        public void mouseClicked(MouseEvent arg0) {
        }

        public void mouseEntered(MouseEvent arg0) {
        }

        public void mouseExited(MouseEvent arg0) {
        }

        public void mousePressed(MouseEvent arg0) {
            Color c = JColorChooser.showDialog(ColorAdjustmentPanel.this, "Choose color", ((ColorAttribute) mAtt).getValue());
            ((ColorAttribute) mAtt).setValue(c);
            colorLabel.setBackground(mAtt.getValue());
            if (checkbox != null) {
                if (((ColorAttribute) mAtt).getValue() != null) {
                    justChangedColor = true;
                    checkbox.setSelected(true);
                } else {
                    checkbox.setSelected(false);
                }
            }
            notebookPanel.getCurrentDocViewer().addUndoState();
            notebookPanel.getCurrentDocViewer().repaintDoc();
        }

        public void mouseReleased(MouseEvent arg0) {
        }
    });
    GridBagConstraints con = new GridBagConstraints();
    con.fill = GridBagConstraints.HORIZONTAL;
    con.weightx = 1;
    con.gridx = 0;
    con.gridy = 0;
    con.insets = new Insets(0, 0, 0, 3);
    if (mAtt.getName().equals(MathObject.FILL_COLOR)) {
        add(checkbox, con);
    } else {
        add(new JLabel(mAtt.getName()), con);
    }
    con.gridy = 0;
    con.gridx = 1;
    con.gridheight = 1;
    add(colorLabel, con);
//		con.gridx = 2;
//		add(setColor, con);
}

Example 8 with MouseEvent

use of java.awt.event.MouseEvent in project jna by java-native-access.

the class AlphaMaskDemo2 method run.

public void run() {
    // Must find a graphics configuration with a depth of 32 bits
    GraphicsConfiguration gconfig = WindowUtils.getAlphaCompatibleGraphicsConfiguration();
    frame = new JFrame("Alpha Mask Demo");
    alphaWindow = new JWindow(frame, gconfig);
    icon = new JLabel();
    icon.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
    alphaWindow.getContentPane().add(icon);
    JButton quit = new JButton("Quit");
    JLabel label = new JLabel("Drag this window by its image");
    label.setHorizontalAlignment(SwingConstants.CENTER);
    alphaWindow.getContentPane().add(label, BorderLayout.NORTH);
    alphaWindow.getContentPane().add(quit, BorderLayout.SOUTH);
    quit.addActionListener(new ActionListener() {

        public void actionPerformed(ActionEvent e) {
            System.exit(0);
        }
    });
    MouseInputAdapter handler = new MouseInputAdapter() {

        private Point offset;

        public void mousePressed(MouseEvent e) {
            if (SwingUtilities.isLeftMouseButton(e))
                offset = e.getPoint();
        }

        public void mouseReleased(MouseEvent e) {
            offset = null;
        }

        public void mouseDragged(MouseEvent e) {
            if (offset != null) {
                Window w = (Window) e.getSource();
                Point where = e.getPoint();
                where.translate(-offset.x, -offset.y);
                Point loc = w.getLocationOnScreen();
                loc.translate(where.x, where.y);
                w.setLocation(loc.x, loc.y);
            }
        }
    };
    alphaWindow.addMouseListener(handler);
    alphaWindow.addMouseMotionListener(handler);
    JPanel p = new JPanel(new BorderLayout(8, 8));
    p.setBorder(new EmptyBorder(8, 8, 8, 8));
    p.setTransferHandler(new TransferHandler() {

        private static final long serialVersionUID = 1L;

        public boolean canImport(JComponent comp, DataFlavor[] transferFlavors) {
            List<DataFlavor> list = Arrays.asList(transferFlavors);
            if (list.contains(URL_FLAVOR) || list.contains(URI_LIST_FLAVOR) || list.contains(DataFlavor.imageFlavor) || list.contains(DataFlavor.javaFileListFlavor)) {
                return true;
            }
            if (DataFlavor.selectBestTextFlavor(transferFlavors) != null) {
                return true;
            }
            System.err.println("No acceptable flavor found in " + Arrays.asList(transferFlavors));
            return false;
        }

        public boolean importData(JComponent comp, Transferable t) {
            try {
                if (t.isDataFlavorSupported(URL_FLAVOR)) {
                    URL url = (URL) t.getTransferData(URL_FLAVOR);
                    setImage(Toolkit.getDefaultToolkit().getImage(url));
                    return true;
                }
                if (t.isDataFlavorSupported(URI_LIST_FLAVOR)) {
                    String s = (String) t.getTransferData(URI_LIST_FLAVOR);
                    String[] uris = s.split("[\r\n]");
                    if (uris.length > 0) {
                        URL url = new URL(uris[0]);
                        setImage(Toolkit.getDefaultToolkit().getImage(url));
                        return true;
                    }
                    return false;
                }
                if (t.isDataFlavorSupported(DataFlavor.imageFlavor)) {
                    Image image = (Image) t.getTransferData(DataFlavor.imageFlavor);
                    setImage(image);
                    return true;
                }
                if (t.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
                    List<File> files = (List<File>) t.getTransferData(DataFlavor.javaFileListFlavor);
                    File f = files.get(0);
                    URL url = new URL("file://" + f.toURI().toURL().getPath());
                    Image image = Toolkit.getDefaultToolkit().getImage(url);
                    setImage(image);
                    return true;
                }
                DataFlavor flavor = DataFlavor.selectBestTextFlavor(t.getTransferDataFlavors());
                if (flavor != null) {
                    Reader reader = flavor.getReaderForText(t);
                    char[] buf = new char[512];
                    StringBuilder b = new StringBuilder();
                    int count;
                    // encoding wrong
                    while ((count = reader.read(buf)) > 0) {
                        for (int i = 0; i < count; i++) {
                            if (buf[i] != 0)
                                b.append(buf, i, 1);
                        }
                    }
                    String html = b.toString();
                    Pattern p = Pattern.compile("<img.*src=\"([^\\\"\">]+)\"", Pattern.CANON_EQ | Pattern.UNICODE_CASE);
                    Matcher m = p.matcher(html);
                    if (m.find()) {
                        URL url = new URL(m.group(1));
                        System.out.println("Load image from " + url);
                        Image image = Toolkit.getDefaultToolkit().getImage(url);
                        setImage(image);
                        return true;
                    }
                    System.err.println("Can't parse text: " + html);
                    return false;
                }
                System.err.println("No flavor available: " + Arrays.asList(t.getTransferDataFlavors()));
            } catch (UnsupportedFlavorException e) {
                e.printStackTrace();
            } catch (IOException e) {
                e.printStackTrace();
            } catch (Throwable e) {
                e.printStackTrace();
            }
            return false;
        }
    });
    p.add(new JLabel("<html><center>Drop an image with an alpha channel onto this window<br>" + "You may also adjust the overall transparency with the slider</center></html>"), BorderLayout.NORTH);
    p.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
    final JSlider slider = new JSlider(0, 255, 255);
    slider.addChangeListener(new ChangeListener() {

        public void stateChanged(ChangeEvent e) {
            int value = slider.getValue();
            WindowUtils.setWindowAlpha(alphaWindow, value / 255f);
        }
    });
    p.add(slider, BorderLayout.SOUTH);
    frame.getContentPane().add(p);
    frame.pack();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    centerOnScreen(frame);
    frame.setVisible(true);
    WindowUtils.setWindowTransparent(alphaWindow, true);
    alphaWindow.setLocation(frame.getX() + frame.getWidth() + 4, frame.getY());
    try {
        URL url = getClass().getResource("tardis.png");
        if (url != null) {
            setImage(Toolkit.getDefaultToolkit().getImage(url));
        }
    } catch (Exception e) {
    }
}

Example 9 with MouseEvent

use of java.awt.event.MouseEvent in project jna by java-native-access.

the class BalloonManagerDemo method main.

public static void main(String[] args) {
    try {
        System.setProperty("sun.java2d.noddraw", "true");
        UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
    } catch (Exception e) {
    }
    JFrame f = new JFrame("Balloon Test");
    final String BALLOON_TEXT = "<html><center>" + "This is some sample balloon text<br>" + "which has been formatted with html.<br>" + "Click to dismiss.</center></html>";
    final JLabel content = new JLabel(BALLOON_TEXT);
    content.setIconTextGap(10);
    content.setBorder(new EmptyBorder(0, 8, 0, 8));
    content.setSize(content.getPreferredSize());
    content.setIcon(new InfoIcon());
    JLabel label = new JLabel("Click anywhere for more information");
    label.setHorizontalAlignment(SwingConstants.CENTER);
    label.addMouseListener(new MouseAdapter() {

        private MouseListener listener = new MouseAdapter() {

            public void mousePressed(MouseEvent e) {
                hidePopup(e);
            }
        };

        private Popup popup;

        private void hidePopup(MouseEvent e) {
            e.getComponent().removeMouseListener(listener);
            if (popup != null)
                popup.hide();
        }

        public void mousePressed(MouseEvent e) {
            hidePopup(e);
            popup = BalloonManager.getBalloon(e.getComponent(), content, e.getX(), e.getY());
            popup.show();
            content.getParent().addMouseListener(listener);
        }
    });
    f.getContentPane().add(label);
    f.pack();
    f.setSize(new Dimension(300, 300));
    f.setLocation(100, 100);
    try {
        // Force a load of JNA
        WindowUtils.setWindowMask(f, WindowUtils.MASK_NONE);
        f.setVisible(true);
        f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    } catch (UnsatisfiedLinkError e) {
        e.printStackTrace();
        String msg = e.getMessage() + "\nError loading the JNA library";
        JTextArea area = new JTextArea(msg);
        area.setOpaque(false);
        area.setFont(UIManager.getFont("Label.font"));
        area.setEditable(false);
        area.setColumns(80);
        area.setRows(8);
        area.setWrapStyleWord(true);
        area.setLineWrap(true);
        JOptionPane.showMessageDialog(null, new JScrollPane(area), "Library Load Error: " + System.getProperty("os.name") + "/" + System.getProperty("os.arch"), JOptionPane.ERROR_MESSAGE);
        System.exit(1);
    }
}

Example 10 with MouseEvent

use of java.awt.event.MouseEvent in project languagetool by languagetool-org.

the class LanguageToolSupport method init.

private void init() {
    try {
        config = new Configuration(new File(System.getProperty("user.home")), CONFIG_FILE, null);
    } catch (IOException ex) {
        throw new RuntimeException("Could not load configuration", ex);
    }
    Language defaultLanguage = config.getLanguage();
    if (defaultLanguage == null) {
        defaultLanguage = Languages.getLanguageForLocale(Locale.getDefault());
    }
    /**
     * Warm-up: we have a lot of lazy init in LT, which causes the first check to
     * be very slow (several seconds) for languages with a lot of data and a lot of
     * rules. We just assume that the default language is the language that the user
     * often uses and init the LT object for that now, not just when it's first used.
     * This makes the first check feel much faster:
     */
    reloadLanguageTool(defaultLanguage);
    checkExecutor = new ScheduledThreadPoolExecutor(1, new ThreadFactory() {

        @Override
        public Thread newThread(Runnable r) {
            Thread t = new Thread(r);
            t.setDaemon(true);
            t.setPriority(Thread.MIN_PRIORITY);
            t.setName(t.getName() + "-lt-background");
            return t;
        }
    });
    check = new AtomicInteger(0);
    this.textComponent.getDocument().addDocumentListener(new DocumentListener() {

        @Override
        public void insertUpdate(DocumentEvent e) {
            mustDetectLanguage = config.getAutoDetect();
            recalculateSpans(e.getOffset(), e.getLength(), false);
            if (backgroundCheckEnabled) {
                checkDelayed(null);
            }
        }

        @Override
        public void removeUpdate(DocumentEvent e) {
            mustDetectLanguage = config.getAutoDetect();
            recalculateSpans(e.getOffset(), e.getLength(), true);
            if (backgroundCheckEnabled) {
                checkDelayed(null);
            }
        }

        @Override
        public void changedUpdate(DocumentEvent e) {
            mustDetectLanguage = config.getAutoDetect();
            if (backgroundCheckEnabled) {
                checkDelayed(null);
            }
        }
    });
    mouseListener = new MouseListener() {

        @Override
        public void mouseClicked(MouseEvent me) {
        }

        @Override
        public void mousePressed(MouseEvent me) {
            if (me.isPopupTrigger()) {
                showPopup(me);
            }
        }

        @Override
        public void mouseReleased(MouseEvent me) {
            if (me.isPopupTrigger()) {
                showPopup(me);
            }
        }

        @Override
        public void mouseEntered(MouseEvent me) {
        }

        @Override
        public void mouseExited(MouseEvent me) {
        }
    };
    this.textComponent.addMouseListener(mouseListener);
    actionListener = e -> _actionPerformed(e);
    mustDetectLanguage = config.getAutoDetect();
    if (!this.textComponent.getText().isEmpty() && backgroundCheckEnabled) {
        checkImmediately(null);
    }
}