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

List of usage examples for org.eclipse.swt.widgets Button Button

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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:Snippet118.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setSize(150, 150);//ww  w  . jav a2 s.c o m
    final Cursor[] cursor = new Cursor[1];
    Button button = new Button(shell, SWT.PUSH);
    button.setText("Change cursor");
    Point size = button.computeSize(SWT.DEFAULT, SWT.DEFAULT);
    button.setSize(size);
    button.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event e) {
            FileDialog dialog = new FileDialog(shell);
            dialog.setFilterExtensions(new String[] { "*.ico", "*.gif", "*.*" });
            String name = dialog.open();
            if (name == null)
                return;
            ImageData image = new ImageData(name);
            Cursor oldCursor = cursor[0];
            cursor[0] = new Cursor(display, image, 0, 0);
            shell.setCursor(cursor[0]);
            if (oldCursor != null)
                oldCursor.dispose();
        }
    });
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    if (cursor[0] != null)
        cursor[0].dispose();
    display.dispose();
}

From source file:CoolBarComposite.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    CoolBar coolBar = new CoolBar(shell, SWT.BORDER);
    coolBar.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    final CoolItem item = new CoolItem(coolBar, SWT.DROP_DOWN);

    Composite c = new Composite(coolBar, SWT.NONE);
    c.setLayout(new GridLayout(1, false));
    new Button(c, SWT.PUSH).setText("Button One");
    new Button(c, SWT.PUSH).setText("Button Two");

    item.setControl(c);/*from   w ww.ja v a2  s  .  c o  m*/

    Control control = item.getControl();
    Point pt = control.computeSize(SWT.DEFAULT, SWT.DEFAULT);
    pt = item.computeSize(pt.x, pt.y);
    item.setSize(pt);

    coolBar.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:Snippet107.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    Button button1 = new Button(shell, SWT.PUSH);
    button1.setText("Button 1");
    final Sash sash = new Sash(shell, SWT.VERTICAL);
    Button button2 = new Button(shell, SWT.PUSH);
    button2.setText("Button 2");

    final FormLayout form = new FormLayout();
    shell.setLayout(form);/* w  w  w .j a v  a 2s  . co m*/

    FormData button1Data = new FormData();
    button1Data.left = new FormAttachment(0, 0);
    button1Data.right = new FormAttachment(sash, 0);
    button1Data.top = new FormAttachment(0, 0);
    button1Data.bottom = new FormAttachment(100, 0);
    button1.setLayoutData(button1Data);

    final int limit = 20, percent = 50;
    final FormData sashData = new FormData();
    sashData.left = new FormAttachment(percent, 0);
    sashData.top = new FormAttachment(0, 0);
    sashData.bottom = new FormAttachment(100, 0);
    sash.setLayoutData(sashData);
    sash.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event e) {
            Rectangle sashRect = sash.getBounds();
            Rectangle shellRect = shell.getClientArea();
            int right = shellRect.width - sashRect.width - limit;
            e.x = Math.max(Math.min(e.x, right), limit);
            if (e.x != sashRect.x) {
                sashData.left = new FormAttachment(0, e.x);
                shell.layout();
            }
        }
    });

    FormData button2Data = new FormData();
    button2Data.left = new FormAttachment(sash, 0);
    button2Data.right = new FormAttachment(100, 0);
    button2Data.top = new FormAttachment(0, 0);
    button2Data.bottom = new FormAttachment(100, 0);
    button2.setLayoutData(button2Data);

    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:Snippet63.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.pack();//from  w ww  .j  ava  2 s .  c  o  m
    shell.open();
    final boolean[] result = new boolean[1];
    final Shell dialog = new Shell(shell, SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
    dialog.setLayout(new RowLayout());
    final Button ok = new Button(dialog, SWT.PUSH);
    ok.setText("Ok");
    Button cancel = new Button(dialog, SWT.PUSH);
    cancel.setText("Cancel");
    Listener listener = new Listener() {
        public void handleEvent(Event event) {
            result[0] = event.widget == ok;
            dialog.close();
        }
    };
    ok.addListener(SWT.Selection, listener);
    cancel.addListener(SWT.Selection, listener);
    dialog.pack();
    dialog.open();
    System.out.println("Prompt ...");
    while (!dialog.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    System.out.println("Result: " + result[0]);
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:Snippet71.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.pack();//from  w ww.  j av a2s.  com
    shell.open();
    Shell dialog = new Shell(shell, SWT.DIALOG_TRIM);
    Label label = new Label(dialog, SWT.NONE);
    label.setText("Exit the application?");
    Button okButton = new Button(dialog, SWT.PUSH);
    okButton.setText("&OK");
    Button cancelButton = new Button(dialog, SWT.PUSH);
    cancelButton.setText("&Cancel");

    FormLayout form = new FormLayout();
    form.marginWidth = form.marginHeight = 8;
    dialog.setLayout(form);
    FormData okData = new FormData();
    okData.top = new FormAttachment(label, 8);
    okButton.setLayoutData(okData);
    FormData cancelData = new FormData();
    cancelData.left = new FormAttachment(okButton, 8);
    cancelData.top = new FormAttachment(okButton, 0, SWT.TOP);
    cancelButton.setLayoutData(cancelData);

    dialog.setDefaultButton(okButton);
    dialog.pack();
    dialog.open();

    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:Snippet21.java

public static void main(String[] args) {
    Display display = new Display();
    final Color red = display.getSystemColor(SWT.COLOR_RED);
    final Color blue = display.getSystemColor(SWT.COLOR_BLUE);
    Shell shell = new Shell(display);
    Button b = new Button(shell, SWT.PUSH);
    b.setBounds(10, 10, 100, 32);// w  ww . j  a  v  a 2  s.  co m
    b.setText("Button");
    shell.setDefaultButton(b);
    final Canvas c = new Canvas(shell, SWT.BORDER);
    c.setBounds(10, 50, 100, 32);
    c.addListener(SWT.Traverse, new Listener() {
        public void handleEvent(Event e) {
            switch (e.detail) {
            /* Do tab group traversal */
            case SWT.TRAVERSE_ESCAPE:
            case SWT.TRAVERSE_RETURN:
            case SWT.TRAVERSE_TAB_NEXT:
            case SWT.TRAVERSE_TAB_PREVIOUS:
            case SWT.TRAVERSE_PAGE_NEXT:
            case SWT.TRAVERSE_PAGE_PREVIOUS:
                e.doit = true;
                break;
            }
        }
    });
    c.addListener(SWT.FocusIn, new Listener() {
        public void handleEvent(Event e) {
            c.setBackground(red);
        }
    });
    c.addListener(SWT.FocusOut, new Listener() {
        public void handleEvent(Event e) {
            c.setBackground(blue);
        }
    });
    c.addListener(SWT.KeyDown, new Listener() {
        public void handleEvent(Event e) {
            System.out.println("KEY");
            for (int i = 0; i < 64; i++) {
                Color c1 = red, c2 = blue;
                if (c.isFocusControl()) {
                    c1 = blue;
                    c2 = red;
                }
                c.setBackground(c1);
                c.update();
                c.setBackground(c2);
            }
        }
    });
    Text t = new Text(shell, SWT.SINGLE | SWT.BORDER);
    t.setBounds(10, 85, 100, 32);

    Text r = new Text(shell, SWT.MULTI | SWT.BORDER);
    r.setBounds(10, 120, 100, 32);

    c.setFocus();
    shell.setSize(200, 200);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:Snippet5.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());

    // this button is always 400 x 400. Scrollbars appear if the window is
    // resized to be
    // too small to show part of the button
    ScrolledComposite c1 = new ScrolledComposite(shell, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
    Button b1 = new Button(c1, SWT.PUSH);
    b1.setText("fixed size button");
    b1.setSize(400, 400);//from  w w w. j  a v  a2 s . c  om
    c1.setContent(b1);

    // this button has a minimum size of 400 x 400. If the window is resized
    // to be big
    // enough to show more than 400 x 400, the button will grow in size. If
    // the window
    // is made too small to show 400 x 400, scrollbars will appear.
    ScrolledComposite c2 = new ScrolledComposite(shell, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
    Button b2 = new Button(c2, SWT.PUSH);
    b2.setText("expanding button");
    c2.setContent(b2);
    c2.setExpandHorizontal(true);
    c2.setExpandVertical(true);
    c2.setMinWidth(400);
    c2.setMinHeight(400);

    shell.setSize(600, 300);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:MainClass.java

public static void main(String[] a) {

    final Display d = new Display();
    final Shell shell = new Shell(d);

    shell.setSize(250, 200);//from w w w  .  ja  v  a2s  .com

    shell.setLayout(new GridLayout(1, false));

    Composite buttonBar = new Composite(shell, SWT.NONE);
    buttonBar.setLayout(new RowLayout());
    Button flip = new Button(buttonBar, SWT.PUSH);
    flip.setText("Switch Orientation");
    Button weights = new Button(buttonBar, SWT.PUSH);
    weights.setText("Restore Weights");

    Composite sash = new Composite(shell, SWT.NONE);
    sash.setLayout(new FillLayout());
    sash.setLayoutData(new GridData(GridData.FILL_BOTH));
    final SashForm sashForm = new SashForm(sash, SWT.HORIZONTAL);

    sashForm.SASH_WIDTH = 5;

    sashForm.setBackground(shell.getDisplay().getSystemColor(SWT.COLOR_WHITE));

    final Button one = new Button(sashForm, SWT.PUSH);
    one.setText("One");

    final Button two = new Button(sashForm, SWT.PUSH);
    two.setText("Two");

    final Button three = new Button(sashForm, SWT.PUSH);
    three.setText("Three");

    sashForm.setWeights(new int[] { 2, 2, 2 });

    flip.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            switch (sashForm.getOrientation()) {
            case SWT.HORIZONTAL:
                sashForm.setOrientation(SWT.VERTICAL);
                break;
            case SWT.VERTICAL:
                sashForm.setOrientation(SWT.HORIZONTAL);
                break;
            }
        }
    });

    weights.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            sashForm.setWeights(new int[] { 2, 2, 2 });
        }
    });

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

From source file:MainClass.java

public static void main(String[] a) {
    Display display = new Display();

    // Create the main window
    Shell mainShell = new Shell(display);
    final Shell childShell = new Shell(mainShell);
    childShell.addDisposeListener(new DisposeListener() {
        public void widgetDisposed(DisposeEvent event) {
            System.out.println("Gotcha");
        }/*  w w w.  j a v a 2s .co  m*/
    });
    childShell.setLayout(new FillLayout());
    childShell.setText("little brother");

    Button button = new Button(childShell, SWT.PUSH);
    button.setText("Close Me!");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            childShell.close();
        }
    });

    childShell.open();

    while (!mainShell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

From source file:TabItemWithComposite.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    final TabFolder tabFolder = new TabFolder(shell, SWT.BORDER);
    for (int i = 0; i < 6; i++) {
        TabItem item = new TabItem(tabFolder, SWT.NONE);
        item.setText("TabItem " + i);
        item.setToolTipText("This is my tab" + i);
        item.setImage(new Image(display, "yourFile.gif"));

        Composite composite = new Composite(tabFolder, SWT.NONE);
        composite.setLayout(new FillLayout());
        new Button(composite, SWT.PUSH).setText("Button One");
        new Button(composite, SWT.PUSH).setText("Button Two");
        new Button(composite, SWT.PUSH).setText("Button Three");
        item.setControl(composite);//from ww w.  ja v a2 s. c o  m

    }
    tabFolder.pack();
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}