Example usage for java.awt GridBagConstraints GridBagConstraints

List of usage examples for java.awt GridBagConstraints GridBagConstraints

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Introduction

In this page you can find the example usage for java.awt GridBagConstraints GridBagConstraints.

Prototype

public GridBagConstraints()

Source Link

Document

Creates a GridBagConstraint object with all of its fields set to their default value.

Usage

From source file:Main.java

/**
 * @param scrollPane/*from  w  w w  . j a  v a2 s  .  c o m*/
 * @return
 */
public static GridBagConstraints initScrollPane(JScrollPane scrollPane) {
    scrollPane.setLayout(new ScrollPaneLayout());
    scrollPane.setBorder(BorderFactory.createEmptyBorder(2, 2, 2, 2));
    GridBagConstraints gb = new GridBagConstraints();
    gb.gridx = 0;
    gb.gridy = 0;
    gb.insets = new Insets(2, 2, 2, 2);
    return gb;
}

From source file:MainClass.java

public MainClass() {
    super("Clipboard Test");
    GridBagLayout gridbag = new GridBagLayout();
    GridBagConstraints c = new GridBagConstraints();
    setLayout(gridbag);//from   w w w  . jav a2s .  c  o m

    srcText = new TextArea(8, 32);
    c.gridwidth = 2;
    c.anchor = GridBagConstraints.CENTER;
    gridbag.setConstraints(srcText, c);
    add(srcText);

    copyButton = new Button("Copy Above");
    copyButton.setActionCommand("copy");
    copyButton.addActionListener(this);
    c.gridy = 1;
    c.gridwidth = 1;
    gridbag.setConstraints(copyButton, c);
    add(copyButton);

    pasteButton = new Button("Paste Below");
    pasteButton.setActionCommand("paste");
    pasteButton.addActionListener(this);
    pasteButton.setEnabled(false);
    c.gridx = 1;
    gridbag.setConstraints(pasteButton, c);
    add(pasteButton);

    dstText = new TextArea(8, 32);
    c.gridx = 0;
    c.gridy = 2;
    c.gridwidth = 2;
    gridbag.setConstraints(dstText, c);
    add(dstText);

    pack();
}

From source file:Main.java

/**
 * helper method to create a GridBagConstrained configured according to the parameters
 * @param x the gridx value// www.j  a v a 2  s . co  m
 * @param y the gridy value
 * @param gridwidth the gridwidth value
 * @param gridheight the gridheight value
 * @param anchor the value of the anchor property
 * @param insets the insets to be used by this constraint
 * @return a GridBagConstraint object
 */
public static GridBagConstraints getGridBagConstraint(int x, int y, int gridwidth, int gridheight, int anchor,
        Insets insets) {

    GridBagConstraints gridBagConstraints = new GridBagConstraints();
    gridBagConstraints.gridx = x;
    gridBagConstraints.gridy = y;
    gridBagConstraints.gridwidth = gridwidth;
    gridBagConstraints.gridheight = gridheight;
    gridBagConstraints.anchor = anchor;
    gridBagConstraints.insets = insets;
    return gridBagConstraints;
}

From source file:Main.java

public MyPanel() {
    JTextField labelA = new JTextField("Your A component");
    JTextField labelB = new JTextField("Your B component");
    JTextField labelC = new JTextField("Your C component");
    JTextField labelD = new JTextField("Top Right D");

    JPanel north = new JPanel(new GridBagLayout());
    GridBagConstraints gbc = new GridBagConstraints();
    gbc.anchor = GridBagConstraints.FIRST_LINE_END;
    gbc.weightx = 1;// www .  j a va  2  s  . co m
    gbc.insets = new Insets(10, 10, 10, 10);
    north.add(labelD, gbc);

    JPanel south = new JPanel(new GridBagLayout());
    gbc.anchor = GridBagConstraints.CENTER;
    gbc.gridy = 0;
    south.add(labelA, gbc);
    gbc.gridy = 1;
    south.add(labelB, gbc);
    gbc.gridy = 2;
    south.add(labelC, gbc);

    setLayout(new BorderLayout());
    add(north, BorderLayout.NORTH);
    add(south, BorderLayout.CENTER);
}

From source file:Main.java

public LoginPanel() {
    setLayout(new GridBagLayout());
    GridBagConstraints gbc = new GridBagConstraints();

    gbc.anchor = GridBagConstraints.CENTER;
    gbc.weightx = 1;//w ww .j  a v  a 2s .c o m
    gbc.gridx = 2;
    gbc.anchor = GridBagConstraints.EAST;
    JLabel label = new JLabel("Username: ");
    add(label, gbc);

    gbc.anchor = GridBagConstraints.WEST;
    gbc.gridx = 3;
    gbc.gridwidth = 2;
    add(userfield, gbc);

    gbc.gridy = 1;
    add(passfield, gbc);

    gbc.anchor = GridBagConstraints.EAST;
    gbc.gridx = 2;
    label = new JLabel("Password: ");
    add(label, gbc);

    gbc.fill = GridBagConstraints.HORIZONTAL;
    gbc.gridy = 2;
    gbc.gridx = 1;
    gbc.gridwidth = 5;
    add(new JSeparator(JSeparator.HORIZONTAL), gbc);
}

From source file:Main.java

public Main() {
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    contentPane = new JPanel();

    setContentPane(contentPane);/*ww w  . j  ava2s  .  c  o  m*/
    GridBagLayout gbl_panel = new GridBagLayout();
    gbl_panel.columnWidths = new int[] { 0, 0, 0, 0 };
    gbl_panel.rowHeights = new int[] { 0, 0, 0, 0, 0, 0 };
    gbl_panel.columnWeights = new double[] { 0.0, 0.1, 0.0, Double.MIN_VALUE };
    gbl_panel.rowWeights = new double[] { 0.0, 0.0, 0.0, 0.0, 0.0, Double.MIN_VALUE };

    contentPane.setLayout(gbl_panel);

    JButton btn_1 = new JButton("B1");
    GridBagConstraints gbc_comboBox = new GridBagConstraints();
    gbc_comboBox.insets = new Insets(0, 0, 5, 20);
    gbc_comboBox.gridx = 2;
    gbc_comboBox.gridy = 0;
    gbc_comboBox.weightx = 0.0;
    contentPane.add(btn_1, gbc_comboBox);

    JButton btn_2 = new JButton("B2");
    GridBagConstraints gbc_btnNewButton = new GridBagConstraints();
    gbc_btnNewButton.insets = new Insets(0, 0, 5, 20);
    gbc_btnNewButton.gridx = 2;
    gbc_btnNewButton.gridy = 1;
    contentPane.add(btn_2, gbc_btnNewButton);
    setSize(200, 300);
}

From source file:EditorPaneExample3.java

public EditorPaneExample3() {
    super("JEditorPane Example 3");

    pane = new JEditorPane();
    pane.setEditable(false); // Read-only
    getContentPane().add(new JScrollPane(pane), "Center");

    // Build the panel of controls
    JPanel panel = new JPanel();

    panel.setLayout(new GridBagLayout());
    GridBagConstraints c = new GridBagConstraints();
    c.gridwidth = 1;//ww  w. j  a va  2  s. co m
    c.gridheight = 1;
    c.anchor = GridBagConstraints.EAST;
    c.fill = GridBagConstraints.NONE;
    c.weightx = 0.0;
    c.weighty = 0.0;

    JLabel urlLabel = new JLabel("URL: ", JLabel.RIGHT);
    panel.add(urlLabel, c);
    JLabel loadingLabel = new JLabel("State: ", JLabel.RIGHT);
    c.gridy = 1;
    panel.add(loadingLabel, c);
    JLabel typeLabel = new JLabel("Type: ", JLabel.RIGHT);
    c.gridy = 2;
    panel.add(typeLabel, c);

    c.gridx = 1;
    c.gridy = 0;
    c.gridwidth = 1;
    c.weightx = 1.0;
    c.fill = GridBagConstraints.HORIZONTAL;

    textField = new JTextField(32);
    panel.add(textField, c);
    loadingState = new JLabel(spaces, JLabel.LEFT);
    loadingState.setForeground(Color.black);
    c.gridy = 1;
    panel.add(loadingState, c);
    loadedType = new JLabel(spaces, JLabel.LEFT);
    loadedType.setForeground(Color.black);
    c.gridy = 2;
    panel.add(loadedType, c);

    getContentPane().add(panel, "South");

    // Change page based on text field
    textField.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
            String url = textField.getText();
            try {
                // Try to display the page
                loadingState.setText("Loading...");
                loadingState.paintImmediately(0, 0, loadingState.getSize().width,
                        loadingState.getSize().height);
                loadedType.setText("");
                loadedType.paintImmediately(0, 0, loadedType.getSize().width, loadedType.getSize().height);
                pane.setPage(url);

                loadingState.setText("Loaded");
                loadedType.setText(pane.getContentType());
            } catch (IOException e) {
                JOptionPane.showMessageDialog(pane, new String[] { "Unable to open file", url },
                        "File Open Error", JOptionPane.ERROR_MESSAGE);
                loadingState.setText("Failed");
            }
        }
    });
}

From source file:EditorPaneExample10A.java

public EditorPaneExample10A() {
    super("JEditorPane Example 10 - using getIterator");

    pane = new JEditorPane();
    pane.setEditable(false); // Read-only
    getContentPane().add(new JScrollPane(pane), "Center");

    // Build the panel of controls
    JPanel panel = new JPanel();

    panel.setLayout(new GridBagLayout());
    GridBagConstraints c = new GridBagConstraints();
    c.gridwidth = 1;// w  w  w .  j  a  va 2s.  co  m
    c.gridheight = 1;
    c.anchor = GridBagConstraints.EAST;
    c.fill = GridBagConstraints.NONE;
    c.weightx = 0.0;
    c.weighty = 0.0;

    JLabel urlLabel = new JLabel("URL: ", JLabel.RIGHT);
    panel.add(urlLabel, c);
    JLabel loadingLabel = new JLabel("State: ", JLabel.RIGHT);
    c.gridy = 1;
    panel.add(loadingLabel, c);
    JLabel typeLabel = new JLabel("Type: ", JLabel.RIGHT);
    c.gridy = 2;
    panel.add(typeLabel, c);
    c.gridy = 3;
    panel.add(new JLabel(LOAD_TIME), c);

    c.gridy = 4;
    c.gridwidth = 2;
    c.weightx = 1.0;
    c.anchor = GridBagConstraints.WEST;
    onlineLoad = new JCheckBox("Online Load");
    panel.add(onlineLoad, c);
    onlineLoad.setSelected(true);
    onlineLoad.setForeground(typeLabel.getForeground());

    c.gridx = 1;
    c.gridy = 0;
    c.anchor = GridBagConstraints.EAST;
    c.fill = GridBagConstraints.HORIZONTAL;

    urlCombo = new JComboBox();
    panel.add(urlCombo, c);
    urlCombo.setEditable(true);
    loadingState = new JLabel(spaces, JLabel.LEFT);
    loadingState.setForeground(Color.black);
    c.gridy = 1;
    panel.add(loadingState, c);
    loadedType = new JLabel(spaces, JLabel.LEFT);
    loadedType.setForeground(Color.black);
    c.gridy = 2;
    panel.add(loadedType, c);
    timeLabel = new JLabel("");
    c.gridy = 3;
    panel.add(timeLabel, c);

    getContentPane().add(panel, "South");

    // Change page based on combo selection
    urlCombo.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
            if (populatingCombo == true) {
                return;
            }
            Object selection = urlCombo.getSelectedItem();
            try {
                // Check if the new page and the old
                // page are the same.
                URL url;
                if (selection instanceof URL) {
                    url = (URL) selection;
                } else {
                    url = new URL((String) selection);
                }

                URL loadedURL = pane.getPage();
                if (loadedURL != null && loadedURL.sameFile(url)) {
                    return;
                }

                // Try to display the page
                urlCombo.setEnabled(false); // Disable input
                urlCombo.paintImmediately(0, 0, urlCombo.getSize().width, urlCombo.getSize().height);
                setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
                // Busy cursor
                loadingState.setText("Loading...");
                loadingState.paintImmediately(0, 0, loadingState.getSize().width,
                        loadingState.getSize().height);
                loadedType.setText("");
                loadedType.paintImmediately(0, 0, loadedType.getSize().width, loadedType.getSize().height);

                timeLabel.setText("");
                timeLabel.paintImmediately(0, 0, timeLabel.getSize().width, timeLabel.getSize().height);

                startTime = System.currentTimeMillis();

                // Choose the loading method
                if (onlineLoad.isSelected()) {
                    // Usual load via setPage
                    pane.setPage(url);
                    loadedType.setText(pane.getContentType());
                } else {
                    pane.setContentType("text/html");
                    loadedType.setText(pane.getContentType());
                    if (loader == null) {
                        loader = new HTMLDocumentLoader();
                    }
                    HTMLDocument doc = loader.loadDocument(url);
                    loadComplete();
                    pane.setDocument(doc);
                    displayLoadTime();
                    populateCombo(findLinks(doc, null));
                    enableInput();
                }
            } catch (Exception e) {
                System.out.println(e);
                JOptionPane.showMessageDialog(pane,
                        new String[] { "Unable to open file", selection.toString() }, "File Open Error",
                        JOptionPane.ERROR_MESSAGE);
                loadingState.setText("Failed");
                enableInput();
            }
        }
    });

    // Listen for page load to complete
    pane.addPropertyChangeListener(new PropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent evt) {
            if (evt.getPropertyName().equals("page")) {
                loadComplete();
                displayLoadTime();
                populateCombo(findLinks(pane.getDocument(), null));
                enableInput();
            }
        }
    });
}

From source file:EditorPaneExample4.java

public EditorPaneExample4() {
    super("JEditorPane Example 4");

    pane = new JEditorPane();
    pane.setEditable(false); // Read-only
    getContentPane().add(new JScrollPane(pane), "Center");

    // Build the panel of controls
    JPanel panel = new JPanel();

    panel.setLayout(new GridBagLayout());
    GridBagConstraints c = new GridBagConstraints();
    c.gridwidth = 1;//from  w  w w.  j  ava 2 s  .com
    c.gridheight = 1;
    c.anchor = GridBagConstraints.EAST;
    c.fill = GridBagConstraints.NONE;
    c.weightx = 0.0;
    c.weighty = 0.0;

    JLabel urlLabel = new JLabel("URL: ", JLabel.RIGHT);
    panel.add(urlLabel, c);
    JLabel loadingLabel = new JLabel("State: ", JLabel.RIGHT);
    c.gridy = 1;
    panel.add(loadingLabel, c);
    JLabel typeLabel = new JLabel("Type: ", JLabel.RIGHT);
    c.gridy = 2;
    panel.add(typeLabel, c);

    c.gridx = 1;
    c.gridy = 0;
    c.gridwidth = 1;
    c.weightx = 1.0;
    c.fill = GridBagConstraints.HORIZONTAL;

    textField = new JTextField(32);
    panel.add(textField, c);
    loadingState = new JLabel(spaces, JLabel.LEFT);
    loadingState.setForeground(Color.black);
    c.gridy = 1;
    panel.add(loadingState, c);
    loadedType = new JLabel(spaces, JLabel.LEFT);
    loadedType.setForeground(Color.black);
    c.gridy = 2;
    panel.add(loadedType, c);

    getContentPane().add(panel, "South");

    // Change page based on text field
    textField.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
            String url = textField.getText();

            try {
                // Check if the new page and the old
                // page are the same.
                URL newURL = new URL(url);
                URL loadedURL = pane.getPage();
                if (loadedURL != null && loadedURL.sameFile(newURL)) {
                    return;
                }

                // Try to display the page
                textField.setEnabled(false); // Disable input
                textField.paintImmediately(0, 0, textField.getSize().width, textField.getSize().height);
                setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
                // Busy cursor
                loadingState.setText("Loading...");
                loadingState.paintImmediately(0, 0, loadingState.getSize().width,
                        loadingState.getSize().height);
                loadedType.setText("");
                loadedType.paintImmediately(0, 0, loadedType.getSize().width, loadedType.getSize().height);
                pane.setPage(url);

                loadedType.setText(pane.getContentType());
            } catch (Exception e) {
                System.out.println(e);
                JOptionPane.showMessageDialog(pane, new String[] { "Unable to open file", url },
                        "File Open Error", JOptionPane.ERROR_MESSAGE);
                loadingState.setText("Failed");
                textField.setEnabled(true);
                setCursor(Cursor.getDefaultCursor());
            }
        }
    });

    // Listen for page load to complete
    pane.addPropertyChangeListener(new PropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent evt) {
            if (evt.getPropertyName().equals("page")) {
                loadingState.setText("Page loaded.");
                textField.setEnabled(true); // Allow entry of new URL
                setCursor(Cursor.getDefaultCursor());
            }
        }
    });
}

From source file:layout.GridBagLayoutDemo.java

public static void addComponentsToPane(Container pane) {
    if (RIGHT_TO_LEFT) {
        pane.setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
    }/*from   w  ww  . j  ava 2 s  .  co  m*/

    JButton button;
    pane.setLayout(new GridBagLayout());
    GridBagConstraints c = new GridBagConstraints();
    if (shouldFill) {
        //natural height, maximum width
        c.fill = GridBagConstraints.HORIZONTAL;
    }

    button = new JButton("Button 1");
    if (shouldWeightX) {
        c.weightx = 0.5;
    }
    c.fill = GridBagConstraints.HORIZONTAL;
    c.gridx = 0;
    c.gridy = 0;
    pane.add(button, c);

    button = new JButton("Button 2");
    c.fill = GridBagConstraints.HORIZONTAL;
    c.weightx = 0.5;
    c.gridx = 1;
    c.gridy = 0;
    pane.add(button, c);

    button = new JButton("Button 3");
    c.fill = GridBagConstraints.HORIZONTAL;
    c.weightx = 0.5;
    c.gridx = 2;
    c.gridy = 0;
    pane.add(button, c);

    button = new JButton("Long-Named Button 4");
    c.fill = GridBagConstraints.HORIZONTAL;
    c.ipady = 40; //make this component tall
    c.weightx = 0.0;
    c.gridwidth = 3;
    c.gridx = 0;
    c.gridy = 1;
    pane.add(button, c);

    button = new JButton("5");
    c.fill = GridBagConstraints.HORIZONTAL;
    c.ipady = 0; //reset to default
    c.weighty = 1.0; //request any extra vertical space
    c.anchor = GridBagConstraints.PAGE_END; //bottom of space
    c.insets = new Insets(10, 0, 0, 0); //top padding
    c.gridx = 1; //aligned with button 2
    c.gridwidth = 2; //2 columns wide
    c.gridy = 2; //third row
    pane.add(button, c);
}