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:ShowProgress.java

/**
 * Creates the main window's contents/*w ww  . j  av a2  s. c o  m*/
 * 
 * @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 indeterminate checkbox
    final Button indeterminate = new Button(composite, SWT.CHECK);
    indeterminate.setText("Indeterminate");

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

    final Shell shell = parent.getShell();

    // Display the ProgressMonitorDialog
    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());
            }
        }
    });

    parent.pack();
    return composite;
}

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From source file:org.eclipse.swt.snippets.Snippet366.java

private static void makeAlignGroup() {
    Group alignGroup = new Group(shell, SWT.None);
    alignGroup.setLayout(new RowLayout());
    alignGroup.setText("Alignment group");

    final AtomicInteger prevDir = new AtomicInteger(0);
    final Button alignmentButton = new Button(alignGroup, SWT.ARROW | SWT.UP);
    alignmentButton.addListener(SWT.MouseDown, event -> {
        switch (prevDir.get()) {
        case 0://from   w w  w .java2s . c o m
            alignmentButton.setAlignment(SWT.RIGHT);
            prevDir.set(1);
            break;
        case 1:
            alignmentButton.setAlignment(SWT.DOWN);
            prevDir.set(2);
            break;
        case 2:
            alignmentButton.setAlignment(SWT.LEFT);
            prevDir.set(3);
            break;
        case 3:
            alignmentButton.setAlignment(SWT.UP);
            prevDir.set(0);
        default:
            break;
        }
    });
}

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From source file:GetInput.java

/**
 * Creates the main window's contents//w ww .jav  a  2  s  .  c o  m
 * 
 * @param parent the main window
 * @return Control
 */
protected Control createContents(Composite parent) {
    Composite composite = new Composite(parent, SWT.NONE);
    composite.setLayout(new GridLayout(1, false));

    // Create a label to display what the user typed in
    final Label label = new Label(composite, SWT.NONE);
    label.setText("This will display the user input from InputDialog");

    // Create the button to launch the error dialog
    Button show = new Button(composite, SWT.PUSH);
    show.setText("Get Input");
    show.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            InputDialog dlg = new InputDialog(Display.getCurrent().getActiveShell(), "", "Enter 5-8 characters",
                    label.getText(), new LengthValidator());
            if (dlg.open() == Window.OK) {
                // User clicked OK; update the label with the input
                label.setText(dlg.getValue());
            }
        }
    });

    parent.pack();
    return composite;
}

---

From source file:RoundRectangleExample.java

/**
 * Creates the main window's contents/*from w w  w.j a va  2s  . c  om*/
 * 
 * @param shell the main window
 */
private void createContents(Shell shell) {
    shell.setLayout(new FillLayout(SWT.VERTICAL));

    // Create the composite that holds the input fields
    Composite widgetComposite = new Composite(shell, SWT.NONE);
    widgetComposite.setLayout(new GridLayout(2, false));

    // Create the input fields
    new Label(widgetComposite, SWT.NONE).setText("Arc Width:");
    txtArcWidth = new Text(widgetComposite, SWT.BORDER);

    new Label(widgetComposite, SWT.NONE).setText("Arc Height");
    txtArcHeight = new Text(widgetComposite, SWT.BORDER);

    // Create the button that launches the redraw
    Button button = new Button(widgetComposite, SWT.PUSH);
    button.setText("Redraw");
    shell.setDefaultButton(button);

    // Create the canvas to draw the round rectangle on
    final Canvas drawingCanvas = new Canvas(shell, SWT.NONE);
    drawingCanvas.addPaintListener(new RoundRectangleExamplePaintListener());

    // Add a handler to redraw the round rectangle when pressed
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            drawingCanvas.redraw();
        }
    });
}

---

From source file:ShowError.java

/**
 * Creates the main window's contents/*from w  ww . java 2 s .  co  m*/
 * 
 * @param parent the main window
 * @return Control
 */
protected Control createContents(Composite parent) {
    Composite composite = new Composite(parent, SWT.NONE);
    composite.setLayout(new GridLayout(1, false));

    // Create a big text box to accept error text
    final Text text = new Text(composite, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL);
    text.setLayoutData(new GridData(GridData.FILL_BOTH));

    // Create the button to launch the error dialog
    Button show = new Button(composite, SWT.PUSH);
    show.setText("Show Error");
    show.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            // Create the required Status object
            Status status = new Status(IStatus.ERROR, "My Plug-in ID", 0, "Status Error Message", null);

            // Display the dialog
            ErrorDialog.openError(Display.getCurrent().getActiveShell(), "JFace Error", text.getText(), status);
        }
    });

    return composite;
}

---

From source file:SimpleFileBrowser.java

private void init() {
    shell.setText("File Browser");
    shell.setLayout(new GridLayout(1, true));

    Button button = new Button(shell, SWT.PUSH);
    button.setText("Browse ...");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            DirectoryDialog dialog = new DirectoryDialog(shell, SWT.NULL);
            String path = dialog.open();
            if (path != null) {

                File file = new File(path);
                if (file.isFile())
                    displayFiles(new String[] { file.toString() });
                else
                    displayFiles(file.list());

            }/* w  w  w .ja v a  2  s  .co m*/
        }
    });

    GridData gd = new GridData(GridData.FILL_BOTH);

    table = new Table(shell, SWT.MULTI);
    table.setLayoutData(gd);

    // creates an image registry and adds icons to the image registry.
    imageRegistry = new ImageRegistry();

    ImageDescriptor defaultIcon = ImageDescriptor.createFromFile(null, "java2s.gif");
    imageRegistry.put("default", defaultIcon);

    ImageDescriptor jarIcon = ImageDescriptor.createFromFile(null, "img/jar.gif");
    imageRegistry.put("jar", jarIcon);
}

---

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

/**
 * Creates the "Other" group./*w w w.  j  ava 2  s  .  com*/
 */
@Override
void createOtherGroup() {
    super.createOtherGroup();

    /* Create display controls specific to this example */
    titleButton = new Button(otherGroup, SWT.CHECK);
    titleButton.setText(ControlExample.getResourceString("Title_Text"));

    /* Add the listeners */
    titleButton.addSelectionListener(widgetSelectedAdapter(event -> setTitleText()));
}

---

From source file:Look.java

/**
 * Creates the main window's contents/*from  w w  w.ja  v  a2 s  .c o  m*/
 * 
 * @param parent the main window
 */
public void createContents(Composite parent) {
    parent.setLayout(new GridLayout(1, false));

    // Pressing the "New Document" button will create a new ViewForm
    Button button = new Button(parent, SWT.PUSH);
    button.setText("New Document");

    // Create the composite that holds the ViewForms
    final Composite composite = new Composite(parent, SWT.NONE);
    composite.setLayoutData(new GridData(GridData.FILL_BOTH));
    composite.setLayout(new FillLayout());

    // Add the event handler to create the ViewForms
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            createViewFormHelper(composite, "Document " + (++count));
            composite.layout();
        }
    });
}

---

From source file:SearchStyleText.java

public SearchStyleText() {
    shell.setLayout(new GridLayout(2, false));

    styledText = new StyledText(shell, SWT.MULTI | SWT.WRAP | SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
    GridData gridData = new GridData(GridData.FILL_BOTH);
    gridData.horizontalSpan = 2;/*from w w w. j  a va2  s .c om*/
    styledText.setLayoutData(gridData);

    keywordText = new Text(shell, SWT.SINGLE | SWT.BORDER);
    keywordText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
    Font font = new Font(shell.getDisplay(), "Courier New", 12, SWT.NORMAL);
    styledText.setFont(font);

    button = new Button(shell, SWT.PUSH);
    button.setText("Search");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            keyword = keywordText.getText();
            styledText.redraw();
        }
    });

    styledText.addLineStyleListener(new LineStyleListener() {
        public void lineGetStyle(LineStyleEvent event) {
            if (keyword == null || keyword.length() == 0) {
                event.styles = new StyleRange[0];
                return;
            }

            String line = event.lineText;
            int cursor = -1;

            LinkedList list = new LinkedList();
            while ((cursor = line.indexOf(keyword, cursor + 1)) >= 0) {
                list.add(getHighlightStyle(event.lineOffset + cursor, keyword.length()));
            }

            event.styles = (StyleRange[]) list.toArray(new StyleRange[list.size()]);
        }
    });

    keyword = "SW";

    styledText.setText("AWT, SWING \r\nSWT & JFACE");

    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:RegistryTest.java

/**
 * Creates the window's contents/* w w  w . j a  v a  2s  .c o m*/
 * 
 * @param parent the parent composite
 * @return Control
 */
protected Control createContents(Composite parent) {
    Composite composite = new Composite(parent, SWT.NONE);
    composite.setLayout(new FillLayout(SWT.VERTICAL));

    // Set up the registries
    CR = new ColorRegistry();
    CR.addListener(this);

    FR = new FontRegistry();
    FR.addListener(this);

    // Create the label
    label = new Label(composite, SWT.CENTER);
    label.setText("Hello from JFace");

    // Create the randomize button
    Button button = new Button(composite, SWT.PUSH);
    button.setText("Randomize");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            CR.put(FOREGROUND, new RGB((int) (Math.random() * 255), (int) (Math.random() * 255),
                    (int) (Math.random() * 255)));
            CR.put(BACKGROUND, new RGB((int) (Math.random() * 255), (int) (Math.random() * 255),
                    (int) (Math.random() * 255)));
            FontData fontData = new FontData("Times New Roman", (int) (Math.random() * 72), SWT.BOLD);
            FR.put(FONT, new FontData[] { fontData });
        }
    });
    return composite;
}

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