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:TableShellExample3.java

TableShellExample3() {
    d = new Display();
    s = new Shell(d);

    s.setSize(250, 200);//from w ww  .  j a va 2s.c  o  m

    s.setText("A Table Shell Example");
    GridLayout gl = new GridLayout();
    gl.numColumns = 4;
    s.setLayout(gl);

    final Table t = new Table(s, SWT.BORDER | SWT.CHECK | SWT.MULTI | SWT.FULL_SELECTION);
    final GridData gd = new GridData(GridData.FILL_BOTH);
    gd.horizontalSpan = 4;
    t.setLayoutData(gd);
    t.setHeaderVisible(true);
    final TableColumn tc1 = new TableColumn(t, SWT.LEFT);
    final TableColumn tc2 = new TableColumn(t, SWT.CENTER);
    final TableColumn tc3 = new TableColumn(t, SWT.CENTER);
    tc1.setText("First Name");
    tc2.setText("Last Name");
    tc3.setText("Address");
    tc1.setWidth(70);
    tc2.setWidth(70);
    tc3.setWidth(80);
    final TableItem item1 = new TableItem(t, SWT.NONE);
    item1.setText(new String[] { "Tim", "Hatton", "Kentucky" });
    final TableItem item2 = new TableItem(t, SWT.NONE);
    item2.setText(new String[] { "Caitlyn", "Warner", "Ohio" });
    final TableItem item3 = new TableItem(t, SWT.NONE);
    item3.setText(new String[] { "Reese", "Miller", "Ohio" });

    final Text find = new Text(s, SWT.SINGLE | SWT.BORDER);
    final Text replace = new Text(s, SWT.SINGLE | SWT.BORDER);
    final Button replaceBtn = new Button(s, SWT.BORDER | SWT.PUSH);
    replaceBtn.setText("Replace");
    replaceBtn.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            TableItem[] tia = t.getItems();

            for (int i = 0; i < tia.length; i++) {
                if (tia[i].getText(2).equals(find.getText())) {
                    tia[i].setText(2, replace.getText());
                }

            }
        }
    });

    s.open();
    while (!s.isDisposed()) {
        if (!d.readAndDispatch())
            d.sleep();
    }
    d.dispose();
}

---

From source file:SendMessage.java

/**
 * Creates the main window's contents//from ww w . ja  va2 s  .  c  om
 * 
 * @param parent the main window
 * @return Control
 */
protected Control createContents(Composite parent) {
    Composite composite = new Composite(parent, SWT.NONE);
    composite.setLayout(new GridLayout(5, true));

    // Create a big text box for the message text
    final Text text = new Text(composite, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL);
    GridData data = new GridData(GridData.FILL_BOTH);
    data.horizontalSpan = 5;
    text.setLayoutData(data);

    // Create the Confirm button
    Button confirm = new Button(composite, SWT.PUSH);
    confirm.setText("Confirm");
    confirm.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    // Create the Error button
    Button error = new Button(composite, SWT.PUSH);
    error.setText("Error");
    error.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    // Create the Information button
    Button information = new Button(composite, SWT.PUSH);
    information.setText("Information");
    information.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    // Create the Question button
    Button question = new Button(composite, SWT.PUSH);
    question.setText("Question");
    question.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    // Create the Warning button
    Button warning = new Button(composite, SWT.PUSH);
    warning.setText("Warning");
    warning.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    // Create the label to display the return value
    final Label label = new Label(composite, SWT.NONE);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 5;
    label.setLayoutData(data);

    // Save ourselves some typing
    final Shell shell = parent.getShell();

    // Display a Confirmation dialog
    confirm.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            boolean b = MessageDialog.openConfirm(shell, "Confirm", text.getText());
            label.setText("Returned " + Boolean.toString(b));
        }
    });

    // Display an Error dialog
    error.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            MessageDialog.openError(shell, "Error", text.getText());
            label.setText("Returned void");
        }
    });

    // Display an Information dialog
    information.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            MessageDialog.openInformation(shell, "Information", text.getText());
            label.setText("Returned void");
        }
    });

    // Display a Question dialog
    question.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            boolean b = MessageDialog.openQuestion(shell, "Question", text.getText());
            label.setText("Returned " + Boolean.toString(b));
        }
    });

    // Display a Warning dialog
    warning.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            MessageDialog.openWarning(shell, "Warning", text.getText());
            label.setText("Returned void");
        }
    });

    return composite;
}

---

From source file:DialogExamples.java

protected Control createContents(Composite parent) {
    Composite composite = new Composite(parent, SWT.NULL);

    composite.setLayout(new GridLayout());

    /* ------ MessageDialog ------------- */
    // openQuestion
    final Button buttonOpenMessage = new Button(composite, SWT.PUSH);
    buttonOpenMessage.setText("Demo: MessageDialog.openQuestion");
    buttonOpenMessage.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {

            boolean answer = MessageDialog.openQuestion(getShell(), "A Simple Question",
                    "Is SWT/JFace your favorite Java UI framework?");
            System.out.println("Your answer is " + (answer ? "YES" : "NO"));
        }//from w w  w  .  j  a va 2 s.  c  o  m
    });

    final Button buttonMessageDialog = new Button(composite, SWT.PUSH);
    buttonMessageDialog.setText("Demo: new MessageDialog");
    buttonMessageDialog.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            MessageDialog dialog = new MessageDialog(getShell(), "Select your favorite Java UI framework", null,
                    "Which one of the following is your favorite Java UI framework?", MessageDialog.QUESTION,
                    new String[] { "AWT", "Swing", "SWT/JFace" }, 2);
            int answer = dialog.open();

            switch (answer) {
            case -1: // if the user closes the dialog without clicking any button.
                System.out.println("No selection");
                break;

            case 0:
                System.out.println("Your selection is: AWT");
                break;
            case 1:
                System.out.println("Your selection is: Swing");
                break;
            case 2:
                System.out.println("Your selection is: SWT/JFace");
                break;

            }
        }
    });

    /* ------ InputDialog ------------- */
    final Button buttonInputDialog = new Button(composite, SWT.PUSH);
    buttonInputDialog.setText("Demo: InputDialog");
    buttonInputDialog.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            IInputValidator validator = new IInputValidator() {
                public String isValid(String newText) {
                    if (newText.equalsIgnoreCase("SWT/JFace") || newText.equalsIgnoreCase("AWT")
                            || newText.equalsIgnoreCase("Swing"))
                        return null;
                    else
                        return "The allowed values are: SWT/JFace, AWT, Swing";
                }
            };
            InputDialog dialog = new InputDialog(getShell(), "Question",
                    "What's your favorite Java UI framework?", "SWT/JFace", validator);
            if (dialog.open() == Window.OK) {
                System.out.println("Your favorite Java UI framework is: " + dialog.getValue());
            } else {
                System.out.println("Action cancelled");
            }
        }
    });

    /* ------ ProgressMonitorDialog ------------- */
    final Button buttonProgressDialog = new Button(composite, SWT.PUSH);
    buttonProgressDialog.setText("Demo: ProgressMonitorDialog");
    buttonProgressDialog.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            IRunnableWithProgress runnableWithProgress = new IRunnableWithProgress() {
                public void run(IProgressMonitor monitor)
                        throws InvocationTargetException, InterruptedException {
                    monitor.beginTask("Number counting", 10);
                    for (int i = 0; i < 10; i++) {
                        if (monitor.isCanceled()) {
                            monitor.done();
                            return;
                        }

                        System.out.println("Count number: " + i);
                        monitor.worked(1);
                        Thread.sleep(500); // 0.5s.
                    }
                    monitor.done();
                }
            };

            ProgressMonitorDialog dialog = new ProgressMonitorDialog(getShell());
            try {
                dialog.run(true, true, runnableWithProgress);
            } catch (InvocationTargetException e) {
                e.printStackTrace();
            } catch (InterruptedException e) {
                e.printStackTrace();
            }

        }
    });
    return super.createContents(parent);
}

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

/**
 * Creates the "Other" group./*from  w ww.  j  a v a 2  s . c o m*/
 */
@Override
void createOtherGroup() {
    super.createOtherGroup();

    /* Create the group */
    alignmentGroup = new Group(otherGroup, SWT.NONE);
    alignmentGroup.setLayout(new GridLayout());
    alignmentGroup.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_FILL));
    alignmentGroup.setText(ControlExample.getResourceString("Alignment"));

    /* Create the controls */
    leftButton = new Button(alignmentGroup, SWT.RADIO);
    leftButton.setText(ControlExample.getResourceString("Left"));
    centerButton = new Button(alignmentGroup, SWT.RADIO);
    centerButton.setText(ControlExample.getResourceString("Center"));
    rightButton = new Button(alignmentGroup, SWT.RADIO);
    rightButton.setText(ControlExample.getResourceString("Right"));

    /* Add the listeners */
    SelectionListener selectionListener = widgetSelectedAdapter(event -> {
        if (!((Button) event.widget).getSelection())
            return;
        setExampleWidgetAlignment();
    });
    leftButton.addSelectionListener(selectionListener);
    centerButton.addSelectionListener(selectionListener);
    rightButton.addSelectionListener(selectionListener);
}

---

From source file:TabbedShellExample.java

TabbedShellExample() {
    d = new Display();
    s = new Shell(d);

    s.setSize(250, 200);/*from  w  w w.jav a  2s  . c o  m*/

    s.setText("A Tabbed Shell Example");
    s.setLayout(new FillLayout());

    TabFolder tf = new TabFolder(s, SWT.BORDER);

    TabItem ti1 = new TabItem(tf, SWT.BORDER);
    ti1.setText("Option Group");
    ti1.setControl(new GroupExample(tf, SWT.SHADOW_ETCHED_IN));

    TabItem ti2 = new TabItem(tf, SWT.BORDER);
    ti2.setText("Grid");
    ti2.setControl(new GridComposite(tf));

    TabItem ti3 = new TabItem(tf, SWT.BORDER);
    ti3.setText("Text");
    Composite c1 = new Composite(tf, SWT.BORDER);
    c1.setLayout(new FillLayout());
    Text t = new Text(c1, SWT.BORDER | SWT.MULTI | SWT.WRAP | SWT.V_SCROLL);
    ti3.setControl(c1);

    TabItem ti4 = new TabItem(tf, SWT.BORDER);
    ti4.setText("Settings");
    Composite c2 = new Composite(tf, SWT.BORDER);
    c2.setLayout(new RowLayout());
    Text t2 = new Text(c2, SWT.BORDER | SWT.SINGLE | SWT.WRAP | SWT.V_SCROLL);
    Button b = new Button(c2, SWT.PUSH | SWT.BORDER);
    b.setText("Save");
    ti4.setControl(c2);

    s.open();
    while (!s.isDisposed()) {
        if (!d.readAndDispatch())
            d.sleep();
    }
    d.dispose();
}

---

From source file:MainClass.java

public void createContents(Shell shell, String location) {
    shell.setLayout(new FormLayout());

    Composite controls = new Composite(shell, SWT.NONE);
    FormData data = new FormData();
    data.top = new FormAttachment(0, 0);
    data.left = new FormAttachment(0, 0);
    data.right = new FormAttachment(100, 0);
    controls.setLayoutData(data);/*from w  w  w  . j a  v  a  2 s . c o  m*/

    Label status = new Label(shell, SWT.NONE);
    data = new FormData();
    data.left = new FormAttachment(0, 0);
    data.right = new FormAttachment(100, 0);
    data.bottom = new FormAttachment(100, 0);
    status.setLayoutData(data);

    final Browser browser = new Browser(shell, SWT.BORDER);
    data = new FormData();
    data.top = new FormAttachment(controls);
    data.bottom = new FormAttachment(status);
    data.left = new FormAttachment(0, 0);
    data.right = new FormAttachment(100, 0);
    browser.setLayoutData(data);

    controls.setLayout(new GridLayout(7, false));

    Button button = new Button(controls, SWT.PUSH);
    button.setText("Back");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            browser.back();
        }
    });

    button = new Button(controls, SWT.PUSH);
    button.setText("Forward");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            browser.forward();
        }
    });

    button = new Button(controls, SWT.PUSH);
    button.setText("Refresh");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            browser.refresh();
        }
    });

    button = new Button(controls, SWT.PUSH);
    button.setText("Stop");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            browser.stop();
        }
    });

    final Text url = new Text(controls, SWT.BORDER);
    url.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    url.setFocus();

    button = new Button(controls, SWT.PUSH);
    button.setText("Go");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            browser.setUrl(url.getText());
        }
    });

    Label throbber = new Label(controls, SWT.NONE);
    throbber.setText(AT_REST);

    shell.setDefaultButton(button);

    browser.addCloseWindowListener(new AdvancedCloseWindowListener());
    browser.addLocationListener(new AdvancedLocationListener(url));
    browser.addProgressListener(new AdvancedProgressListener(throbber));
    browser.addStatusTextListener(new AdvancedStatusTextListener(status));

    if (location != null) {
        browser.setUrl(location);
    }
}

---

From source file:FocusTraversal.java

private void init() {
    shell.setLayout(new RowLayout());

    Composite composite1 = new Composite(shell, SWT.BORDER);
    composite1.setLayout(new RowLayout());
    composite1.setBackground(display.getSystemColor(SWT.COLOR_WHITE));

    Button button1 = new Button(composite1, SWT.PUSH);
    button1.setText("Button1");

    List list = new List(composite1, SWT.MULTI | SWT.BORDER);
    list.setItems(new String[] { "Item-1", "Item-2", "Item-3" });

    Button radioButton1 = new Button(composite1, SWT.RADIO);
    radioButton1.setText("radio-1");
    Button radioButton2 = new Button(composite1, SWT.RADIO);
    radioButton2.setText("radio-2");

    Composite composite2 = new Composite(shell, SWT.BORDER);
    composite2.setLayout(new RowLayout());
    composite2.setBackground(display.getSystemColor(SWT.COLOR_GREEN));

    Button button2 = new Button(composite2, SWT.PUSH);
    button2.setText("Button2");

    final Canvas canvas = new Canvas(composite2, SWT.NULL);
    canvas.setSize(50, 50);/*w  ww  .  ja  va 2  s  .  c o m*/
    canvas.setBackground(display.getSystemColor(SWT.COLOR_YELLOW));

    Combo combo = new Combo(composite2, SWT.DROP_DOWN);
    combo.add("combo");
    combo.select(0);

    canvas.addKeyListener(new KeyListener() {
        public void keyPressed(KeyEvent e) {
            GC gc = new GC(canvas);
            // Erase background first. 
            Rectangle rect = canvas.getClientArea();
            gc.fillRectangle(rect.x, rect.y, rect.width, rect.height);

            Font font = new Font(display, "Arial", 32, SWT.BOLD);
            gc.setFont(font);

            gc.drawString("" + e.character, 15, 10);

            gc.dispose();
            font.dispose();
        }

        public void keyReleased(KeyEvent e) {
        }
    });

    canvas.addTraverseListener(new TraverseListener() {
        public void keyTraversed(TraverseEvent e) {
            if (e.detail == SWT.TRAVERSE_TAB_NEXT || e.detail == SWT.TRAVERSE_TAB_PREVIOUS)
                e.doit = true;
        }
    });

    composite1.setTabList(new Control[] { button1, list });
    composite2.setTabList(new Control[] { button2, canvas, combo });

    shell.setTabList(new Control[] { composite2, composite1 });
}

---

From source file:Ch12FileBrowserComposite.java

public Ch12FileBrowserComposite(Composite parent) {
    super(parent, SWT.NONE);

    RowLayout layout = new RowLayout(SWT.HORIZONTAL);
    setLayout(layout);/*from ww  w.j av  a2s.c om*/

    Button copyButton = new Button(this, SWT.PUSH);
    copyButton.setText("Copy");
    copyButton.addSelectionListener(new SelectionListener() {

        public void widgetSelected(SelectionEvent e) {
            Clipboard clipboard = new Clipboard(getDisplay());

            FileTransfer transfer = FileTransfer.getInstance();
            clipboard.setContents(new Object[] { browser.getSelectedFiles() }, new Transfer[] { transfer });
            clipboard.dispose();
        }

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

    Button pasteButton = new Button(this, SWT.PUSH);
    pasteButton.setText("Paste");
    pasteButton.addSelectionListener(new SelectionListener() {

        public void widgetSelected(SelectionEvent e) {
            Clipboard clipboard = new Clipboard(getDisplay());
            FileTransfer transfer = FileTransfer.getInstance();

            Object data = clipboard.getContents(transfer);
            if (data != null) {
                browser.copyFiles((String[]) data);
            }
            clipboard.dispose();
        }

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

    browser = new FileBrowser(this);
    new FileBrowser(this);
}

---

From source file:FontRegistryExample.java

private void init() {
    shell.setLayout(new GridLayout(2, false));

    fontRegistry = new FontRegistry(display);

    fontRegistry.put("button-text", new FontData[] { new FontData("Arial", 9, SWT.BOLD) });
    fontRegistry.put("code", new FontData[] { new FontData("Courier New", 10, SWT.NORMAL) });

    Text text = new Text(shell, SWT.MULTI | SWT.BORDER | SWT.WRAP);
    text.setFont(fontRegistry.get("code"));
    text.setForeground(display.getSystemColor(SWT.COLOR_BLUE));
    text.setText("public static void main() {\n\tSystem.out.println(\"Hello\"); \n}");
    GridData gd = new GridData(GridData.FILL_BOTH);
    gd.horizontalSpan = 2;/*  w  w  w. j a  v  a 2  s  . c  o  m*/
    text.setLayoutData(gd);

    Button executeButton = new Button(shell, SWT.PUSH);
    executeButton.setText("Execute");
    executeButton.setFont(fontRegistry.get("button-text"));

    Button cancelButton = new Button(shell, SWT.PUSH);
    cancelButton.setText("Cancel");
    cancelButton.setFont(fontRegistry.get("button-text"));

}

---

From source file:SimpleBrowser.java

/**
 * Creates the main window's contents/* w  w  w. j  ava2s.  c om*/
 * 
 * @param shell the main window
 */
private void createContents(Shell shell) {
    shell.setLayout(new FormLayout());

    // Create the composite to hold the buttons and text field
    Composite controls = new Composite(shell, SWT.NONE);
    FormData data = new FormData();
    data.top = new FormAttachment(0, 0);
    data.left = new FormAttachment(0, 0);
    data.right = new FormAttachment(100, 0);
    controls.setLayoutData(data);

    // Create the web browser
    final Browser browser = new Browser(shell, SWT.NONE);
    data = new FormData();
    data.top = new FormAttachment(controls);
    data.bottom = new FormAttachment(100, 0);
    data.left = new FormAttachment(0, 0);
    data.right = new FormAttachment(100, 0);
    browser.setLayoutData(data);

    // Create the controls and wire them to the browser
    controls.setLayout(new GridLayout(6, false));

    // Create the back button
    Button button = new Button(controls, SWT.PUSH);
    button.setText("Back");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            browser.back();
        }
    });

    // Create the forward button
    button = new Button(controls, SWT.PUSH);
    button.setText("Forward");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            browser.forward();
        }
    });

    // Create the refresh button
    button = new Button(controls, SWT.PUSH);
    button.setText("Refresh");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            browser.refresh();
        }
    });

    // Create the stop button
    button = new Button(controls, SWT.PUSH);
    button.setText("Stop");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            browser.stop();
        }
    });

    // Create the address entry field and set focus to it
    final Text url = new Text(controls, SWT.BORDER);
    url.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    url.setFocus();

    // Create the go button
    button = new Button(controls, SWT.PUSH);
    button.setText("Go");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            browser.setUrl(url.getText());
        }
    });

    // Allow users to hit enter to go to the typed URL
    shell.setDefaultButton(button);
}

---

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