Example usage for org.eclipse.swt.widgets Button Button

Introduction

In this page you can find the example usage for org.eclipse.swt.widgets Button Button.

Prototype

public Button(Composite parent, int style) 

Source Link

Document

Constructs a new instance of this class given its parent and a style value describing its behavior and appearance.

Usage

From source file:TabFolderExample.java

public TabFolderExample() {
    shell.setLayout(new FillLayout());

    final TabFolder tabFolder = new TabFolder(shell, SWT.BOTTOM);

    Button button = new Button(tabFolder, SWT.NULL);
    button.setText("This is a button.");

    TabItem tabItem1 = new TabItem(tabFolder, SWT.NULL);
    tabItem1.setText("item #1");
    tabItem1.setImage(icon);//from   ww  w . jav a2s .  co m
    tabItem1.setControl(button);

    Text text = new Text(tabFolder, SWT.MULTI);
    text.setText("This is a text control.");

    TabItem tabItem2 = new TabItem(tabFolder, SWT.NULL);
    tabItem2.setText("item #2");
    tabItem2.setImage(icon);
    tabItem2.setControl(text);

    Label label = new Label(tabFolder, SWT.NULL);
    label.setText("This is a text lable.");

    TabItem tabItem3 = new TabItem(tabFolder, SWT.NULL);
    tabItem3.setText("item #3");
    tabItem3.setControl(label);

    tabFolder.addSelectionListener(new SelectionListener() {
        public void widgetSelected(SelectionEvent e) {
            System.out.println("Selected item index = " + tabFolder.getSelectionIndex());
            System.out.println("Selected item = "
                    + (tabFolder.getSelection() == null ? "null" : tabFolder.getSelection()[0].toString()));
        }

        public void widgetDefaultSelected(SelectionEvent e) {
            widgetSelected(e);
        }
    });

    //tabFolder.setSelection(new TabItem[]{tabItem2, tabItem3});
    //tabFolder.setSelection(2);

    shell.setSize(400, 120);
    shell.open();
    //textUser.forceFocus();

    System.out.println(tabFolder.getSelectionIndex());

    // Set up the event loop.
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            // If no more entries in event queue
            display.sleep();
        }
    }

    display.dispose();
}

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From source file:Spinner.java

public Spinner(Composite parent, int style) {

    super(parent, style);

    text = new Text(this, style | SWT.SINGLE | SWT.BORDER);

    up = new Button(this, style | SWT.ARROW | SWT.UP);

    down = new Button(this, style | SWT.ARROW | SWT.DOWN);

    text.addListener(SWT.Verify, new Listener() {

        public void handleEvent(Event e) {

            verify(e);/*  w  w w.j ava2s  .  co  m*/

        }

    });

    text.addListener(SWT.Traverse, new Listener() {

        public void handleEvent(Event e) {

            traverse(e);

        }

    });

    up.addListener(SWT.Selection, new Listener() {

        public void handleEvent(Event e) {

            up();

        }

    });

    down.addListener(SWT.Selection, new Listener() {

        public void handleEvent(Event e) {

            down();

        }

    });

    addListener(SWT.Resize, new Listener() {

        public void handleEvent(Event e) {

            resize();

        }

    });

    addListener(SWT.FocusIn, new Listener() {

        public void handleEvent(Event e) {

            focusIn();

        }

    });

    text.setFont(getFont());

    minimum = 0;

    maximum = 9;

    setSelection(minimum);

}

---

From source file:org.eclipse.swt.examples.controlexample.ScrollableTab.java

/**
 * Creates the "Style" group.//from ww w.  j  av  a2s. c  om
 */
@Override
void createStyleGroup() {
    super.createStyleGroup();

    /* Create the extra widgets */
    singleButton = new Button(styleGroup, SWT.RADIO);
    singleButton.setText("SWT.SINGLE");
    multiButton = new Button(styleGroup, SWT.RADIO);
    multiButton.setText("SWT.MULTI");
    horizontalButton = new Button(styleGroup, SWT.CHECK);
    horizontalButton.setText("SWT.H_SCROLL");
    horizontalButton.setSelection(true);
    verticalButton = new Button(styleGroup, SWT.CHECK);
    verticalButton.setText("SWT.V_SCROLL");
    verticalButton.setSelection(true);
    borderButton = new Button(styleGroup, SWT.CHECK);
    borderButton.setText("SWT.BORDER");
}

---

From source file:CountNumbers.java

public CountNumbers() {
    GridLayout gridLayout = new GridLayout(1, true);
    shell.setLayout(gridLayout);/*  w w w  . j av  a  2  s  .  co  m*/

    button = new Button(shell, SWT.BORDER);
    button.setText("Start to count");

    progressBar = new ProgressBar(shell, SWT.SMOOTH);
    progressBar.setMinimum(0);
    progressBar.setMaximum(10);

    final Thread countThread = new Thread() {
        public void run() {
            for (int i = 0; i <= 10; i++) {
                final int num = i;
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }

                shell.getDisplay().asyncExec(new Runnable() {
                    public void run() {
                        if (button.isDisposed() || progressBar.isDisposed())
                            return;
                        button.setText("Counting: " + num);
                        progressBar.setSelection(num);
                        //progressBar.redraw();
                    }
                });
            }
        }
    };

    button.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            button.setEnabled(false);
            countThread.start();
        }
    });

    progressBar.addPaintListener(new PaintListener() {
        public void paintControl(PaintEvent e) {
            System.out.println("PAINT");
            // string to draw. 
            String string = (progressBar.getSelection() * 1.0
                    / (progressBar.getMaximum() - progressBar.getMinimum()) * 100) + "%";

            Point point = progressBar.getSize();
            Font font = new Font(shell.getDisplay(), "Courier", 10, SWT.BOLD);
            e.gc.setFont(font);
            e.gc.setForeground(shell.getDisplay().getSystemColor(SWT.COLOR_WHITE));

            FontMetrics fontMetrics = e.gc.getFontMetrics();
            int stringWidth = fontMetrics.getAverageCharWidth() * string.length();
            int stringHeight = fontMetrics.getHeight();

            e.gc.drawString(string, (point.x - stringWidth) / 2, (point.y - stringHeight) / 2, true);
            font.dispose();
        }
    });

    button.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    progressBar.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    shell.setSize(300, 100);
    shell.open();
    //textUser.forceFocus();

    // Set up the event loop.
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            // If no more entries in event queue
            display.sleep();
        }
    }

    display.dispose();
}

---

From source file:ShowMyTitleAreaDialog.java

/**
 * Creates the main window's contents/*from w  w w  .  j  ava  2  s. com*/
 * 
 * @param parent the main window
 * @return Control
 */
protected Control createContents(Composite parent) {
    Composite composite = new Composite(parent, SWT.NONE);
    composite.setLayout(new GridLayout(1, true));

    // Create the button
    Button show = new Button(composite, SWT.NONE);
    show.setText("Show");

    final Shell shell = parent.getShell();

    // Display the TitleAreaDialog
    show.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            // Create and show the dialog
            MyTitleAreaDialog dlg = new MyTitleAreaDialog(shell);
            dlg.open();
        }
    });

    parent.pack();
    return composite;
}

---

From source file:Ch11WizardComposite.java

protected void buildControls() {
    final Composite parent = this;
    FillLayout layout = new FillLayout();
    parent.setLayout(layout);// ww  w  .  java  2s .  c om

    Button dialogBtn = new Button(parent, SWT.PUSH);
    dialogBtn.setText("Wizard Dialog...");
    dialogBtn.addSelectionListener(new SelectionListener() {

        public void widgetSelected(SelectionEvent e) {
            WizardDialog dialog = new WizardDialog(parent.getShell(), new ProjectWizard());
            dialog.open();
        }

        public void widgetDefaultSelected(SelectionEvent e) {
        }
    });
}

---

From source file:MainClass.java

protected Control createContents(Composite parent) {
    Composite composite = new Composite(parent, SWT.NONE);
    composite.setLayout(new GridLayout(1, true));

    final Button indeterminate = new Button(composite, SWT.CHECK);
    indeterminate.setText("Indeterminate");
    Button showProgress = new Button(composite, SWT.NONE);
    showProgress.setText("Show Progress");

    final Shell shell = parent.getShell();

    showProgress.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            try {
                new ProgressMonitorDialog(shell).run(true, true,
                        new LongRunningOperation(indeterminate.getSelection()));
            } catch (InvocationTargetException e) {
                MessageDialog.openError(shell, "Error", e.getMessage());
            } catch (InterruptedException e) {
                MessageDialog.openInformation(shell, "Cancelled", e.getMessage());
            }/* w  w w.  j a  va2  s  . c o  m*/
        }
    });

    parent.pack();
    return composite;
}

---

From source file:DirFileSelection.java

public DirFileSelection() {
    label = new Label(shell, SWT.BORDER | SWT.WRAP);
    label.setBackground(display.getSystemColor(SWT.COLOR_WHITE));
    label.setText("Select a dir/file by clicking the buttons below.");

    buttonSelectDir = new Button(shell, SWT.PUSH);
    buttonSelectDir.setText("Select a directory");
    buttonSelectDir.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            DirectoryDialog directoryDialog = new DirectoryDialog(shell);

            directoryDialog.setFilterPath(selectedDir);
            directoryDialog.setMessage("Please select a directory and click OK");

            String dir = directoryDialog.open();
            if (dir != null) {
                label.setText("Selected dir: " + dir);
                selectedDir = dir;// w w w .j  ava  2s .  co  m
            }
        }
    });

    buttonSelectFile = new Button(shell, SWT.PUSH);
    buttonSelectFile.setText("Select a file/multiple files");
    buttonSelectFile.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            FileDialog fileDialog = new FileDialog(shell, SWT.MULTI);

            fileDialog.setFilterPath(fileFilterPath);

            fileDialog.setFilterExtensions(new String[] { "*.rtf", "*.html", "*.*" });
            fileDialog.setFilterNames(new String[] { "Rich Text Format", "HTML Document", "Any" });

            String firstFile = fileDialog.open();

            if (firstFile != null) {
                fileFilterPath = fileDialog.getFilterPath();
                String[] selectedFiles = fileDialog.getFileNames();
                StringBuffer sb = new StringBuffer(
                        "Selected files under dir " + fileDialog.getFilterPath() + ": \n");
                for (int i = 0; i < selectedFiles.length; i++) {
                    sb.append(selectedFiles[i] + "\n");
                }
                label.setText(sb.toString());
            }
        }
    });

    label.setBounds(0, 0, 400, 60);
    buttonSelectDir.setBounds(0, 65, 200, 30);
    buttonSelectFile.setBounds(200, 65, 200, 30);

    shell.pack();
    shell.open();
    //textUser.forceFocus();

    // Set up the event loop.
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            // If no more entries in event queue
            display.sleep();
        }
    }

    display.dispose();
}

---

From source file:BusyIndicatorTest.java

/**
 * Create the window's contents/*from   ww w  . j a v a  2  s  . c om*/
 * 
 * @param shell the parent shell
 */
private void createContents(Shell shell) {
    shell.setLayout(new FillLayout());
    final Button button = new Button(shell, SWT.PUSH);
    button.setText(RUN);
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            // Change the button's text
            button.setText(IS_RUNNING);

            // Show the busy indicator
            BusyIndicator.showWhile(button.getDisplay(), new SleepThread(SLEEP_TIME));

            // Thread has completed; reset the button's text
            button.setText(RUN);
        }
    });
}

---

From source file:PopupListTest.java

/**
 * Creates the main window's contents//from  w ww  .j a v a  2  s. com
 * 
 * @param shell the main window
 */
private void createContents(final Shell shell) {
    shell.setLayout(new RowLayout());

    // Create a button to launch the list
    Button button = new Button(shell, SWT.PUSH);
    button.setText("Push Me");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            // Create a list
            PopupList list = new PopupList(shell);

            // Add the items to the list
            list.setItems(OPTIONS);

            // Open the list and get the selected item
            String selected = list.open(shell.getBounds());

            // Print the item to the console
            System.out.println(selected);
        }
    });
}

---

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