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:org.eclipse.swt.snippets.Snippet182.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 182");
    shell.setLayout(new RowLayout());

    Link link = new Link(shell, SWT.BORDER);
    link.setText("This a very simple <a>link</a> widget.");

    Button setButton = new Button(shell, SWT.PUSH);
    setButton.setText("Choose link color");
    setButton.addSelectionListener(widgetSelectedAdapter(e -> {
        System.out.println("default link color " + link.getLinkForeground());
        ColorDialog colorDialog = new ColorDialog(shell);
        RGB color = colorDialog.open();//from   w ww.  j a  v  a  2  s.co  m
        link.setLinkForeground(new Color(display, color));
        System.out.println("user selected link color " + link.getLinkForeground());
    }));

    Button resetButton = new Button(shell, SWT.PUSH);
    resetButton.setText("Reset link color");
    resetButton.addSelectionListener(widgetSelectedAdapter(e -> {
        System.out.println("link color reset to system default");
        link.setLinkForeground(null);
    }));

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

From source file:org.eclipse.swt.snippets.Snippet167.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 167");
    shell.setLayout(new FillLayout());

    final ScrolledComposite sc1 = new ScrolledComposite(shell, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
    Button button1 = new Button(sc1, SWT.PUSH);
    button1.setText("Button 1");
    button1.setSize(400, 300);//from  www. java 2 s  .  co m
    sc1.setContent(button1);

    final ScrolledComposite sc2 = new ScrolledComposite(shell, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
    Button button2 = new Button(sc2, SWT.PUSH);
    button2.setText("Button 2");
    button2.setSize(300, 400);
    sc2.setContent(button2);

    final ScrollBar vBar1 = sc1.getVerticalBar();
    final ScrollBar vBar2 = sc2.getVerticalBar();
    final ScrollBar hBar1 = sc1.getHorizontalBar();
    final ScrollBar hBar2 = sc2.getHorizontalBar();
    SelectionListener listener1 = widgetSelectedAdapter(e -> {
        int x = hBar1.getSelection() * (hBar2.getMaximum() - hBar2.getThumb())
                / Math.max(1, hBar1.getMaximum() - hBar1.getThumb());
        int y = vBar1.getSelection() * (vBar2.getMaximum() - vBar2.getThumb())
                / Math.max(1, vBar1.getMaximum() - vBar1.getThumb());
        sc2.setOrigin(x, y);
    });
    SelectionListener listener2 = widgetSelectedAdapter(e -> {
        int x = hBar2.getSelection() * (hBar1.getMaximum() - hBar1.getThumb())
                / Math.max(1, hBar2.getMaximum() - hBar2.getThumb());
        int y = vBar2.getSelection() * (vBar1.getMaximum() - vBar1.getThumb())
                / Math.max(1, vBar2.getMaximum() - vBar2.getThumb());
        sc1.setOrigin(x, y);
    });
    vBar1.addSelectionListener(listener1);
    hBar1.addSelectionListener(listener1);
    vBar2.addSelectionListener(listener2);
    hBar2.addSelectionListener(listener2);

    shell.setSize(400, 300);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet253.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 253");
    FillLayout layout = new FillLayout(SWT.VERTICAL);
    shell.setLayout(layout);//from  w w w  . java  2  s  .  c o  m
    final Table table = new Table(shell, SWT.NONE);
    for (int i = 0; i < 32; i++) {
        TableItem item = new TableItem(table, SWT.NONE);
        item.setText("Item " + (i + 1) + " is quite long");
    }
    final Button button = new Button(shell, SWT.PUSH);
    button.setText("Visible Items []");
    button.addListener(SWT.Selection, e -> {
        Rectangle rect = table.getClientArea();
        int itemHeight = table.getItemHeight();
        int headerHeight = table.getHeaderHeight();
        int visibleCount = (rect.height - headerHeight + itemHeight - 1) / itemHeight;
        button.setText("Visible Items [" + visibleCount + "]");
    });
    shell.setSize(200, 250);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet188.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 188");
    shell.setLayout(new GridLayout());
    final ScrolledComposite sc = new ScrolledComposite(shell, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
    sc.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
    Composite c = new Composite(sc, SWT.NONE);
    c.setLayout(new GridLayout(10, true));
    for (int i = 0; i < 300; i++) {
        Button b = new Button(c, SWT.PUSH);
        b.setText("Button " + i);
    }//from w  w  w  .j  a v  a2 s  . c om
    sc.setContent(c);
    sc.setExpandHorizontal(true);
    sc.setExpandVertical(true);
    sc.setMinSize(c.computeSize(SWT.DEFAULT, SWT.DEFAULT));
    sc.setShowFocusedControl(true);

    shell.setSize(300, 500);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet75.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 75");
    shell.setLayout(new RowLayout());

    Composite c1 = new Composite(shell, SWT.BORDER);
    c1.setLayout(new RowLayout());
    Button b1 = new Button(c1, SWT.PUSH);
    b1.setText("B&1");
    Button r1 = new Button(c1, SWT.RADIO);
    r1.setText("R1");
    Button r2 = new Button(c1, SWT.RADIO);
    r2.setText("R&2");
    Button r3 = new Button(c1, SWT.RADIO);
    r3.setText("R3");
    Button b2 = new Button(c1, SWT.PUSH);
    b2.setText("B2");
    List l1 = new List(c1, SWT.SINGLE | SWT.BORDER);
    l1.setItems("L1");
    Button b3 = new Button(c1, SWT.PUSH);
    b3.setText("B&3");
    Button b4 = new Button(c1, SWT.PUSH);
    b4.setText("B&4");

    Composite c2 = new Composite(shell, SWT.BORDER);
    c2.setLayout(new RowLayout());
    Button b5 = new Button(c2, SWT.PUSH);
    b5.setText("B&5");
    Button b6 = new Button(c2, SWT.PUSH);
    b6.setText("B&6");

    List l2 = new List(shell, SWT.SINGLE | SWT.BORDER);
    l2.setItems("L2");

    ToolBar tb1 = new ToolBar(shell, SWT.FLAT | SWT.BORDER);
    ToolItem i1 = new ToolItem(tb1, SWT.RADIO);
    i1.setText("I1");
    ToolItem i2 = new ToolItem(tb1, SWT.RADIO);
    i2.setText("I2");
    Combo combo1 = new Combo(tb1, SWT.READ_ONLY | SWT.BORDER);
    combo1.setItems("C1");
    combo1.setText("C1");
    combo1.pack();//  w w w .j a v  a  2  s  . com
    ToolItem i3 = new ToolItem(tb1, SWT.SEPARATOR);
    i3.setWidth(combo1.getSize().x);
    i3.setControl(combo1);
    ToolItem i4 = new ToolItem(tb1, SWT.PUSH);
    i4.setText("I&4");
    ToolItem i5 = new ToolItem(tb1, SWT.CHECK);
    i5.setText("I5");

    Button b7 = new Button(shell, SWT.PUSH);
    b7.setText("B&7");

    Composite c4 = new Composite(shell, SWT.BORDER);
    Composite c5 = new Composite(c4, SWT.BORDER);
    c5.setLayout(new FillLayout());
    new Label(c5, SWT.NONE).setText("No");
    c5.pack();

    Control[] tabList1 = new Control[] { b2, b1, b3 };
    c1.setTabList(tabList1);
    Control[] tabList2 = new Control[] { c1, b7, tb1, c4, c2, l2 };
    shell.setTabList(tabList2);

    shell.pack();
    shell.open();

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

From source file:ScollCompositeControl.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 www .  ja v a 2  s. c o  m*/
    c1.setContent(b1);

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

From source file:org.eclipse.swt.snippets.Snippet51.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 51");
    shell.setBounds(10, 10, 300, 300);/*w w  w .jav a 2  s  .c  o m*/
    shell.setLayout(new GridLayout(2, true));
    final Table table = new Table(shell, SWT.NONE);
    GridData data = new GridData(GridData.FILL_BOTH);
    data.horizontalSpan = 2;
    table.setLayoutData(data);
    for (int i = 0; i < 99; i++) {
        new TableItem(table, SWT.NONE).setText("item " + i);
    }
    Button upButton = new Button(shell, SWT.PUSH);
    upButton.setText("Scroll up one page");
    upButton.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
    upButton.addListener(SWT.Selection, event -> {
        int height = table.getClientArea().height;
        int visibleItemCount = height / table.getItemHeight();
        int topIndex = table.getTopIndex();
        int newTopIndex = Math.max(0, topIndex - visibleItemCount);
        if (topIndex != newTopIndex) {
            table.setTopIndex(newTopIndex);
        }
    });
    Button downButton = new Button(shell, SWT.PUSH);
    downButton.setText("Scroll down one page");
    downButton.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
    downButton.addListener(SWT.Selection, event -> {
        int height = table.getClientArea().height;
        int visibleItemCount = height / table.getItemHeight();
        int topIndex = table.getTopIndex();
        int newTopIndex = Math.min(table.getItemCount(), topIndex + visibleItemCount);
        if (topIndex != newTopIndex) {
            table.setTopIndex(newTopIndex);
        }
    });
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:CompositeCreateDisposeChildren.java

public static void main(String args[]) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setLayout(new GridLayout());
    Button button = new Button(shell, SWT.PUSH);
    button.setText("Push");
    pageComposite = new Composite(shell, SWT.NONE);
    pageComposite.setLayout(new GridLayout());
    pageComposite.setLayoutData(new GridData());

    button.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            if ((pageComposite != null) && (!pageComposite.isDisposed())) {
                pageComposite.dispose();
            }/*w  ww. jav a2 s  . com*/
            pageComposite = new Composite(shell, SWT.NONE);
            pageComposite.setLayout(new GridLayout());
            pageComposite.setLayoutData(new GridData());
            if (pageNum++ % 2 == 0) {
                Table table = new Table(pageComposite, SWT.BORDER);
                table.setLayoutData(new GridData());
                for (int i = 0; i < 5; i++) {
                    new TableItem(table, SWT.NONE).setText("table item " + i);
                }
            } else {
                new Button(pageComposite, SWT.RADIO).setText("radio");
            }
            shell.layout(true);
        }
    });

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

From source file:Snippet106.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new RowLayout(SWT.VERTICAL));
    final Table table = new Table(shell, SWT.BORDER | SWT.MULTI);
    table.setHeaderVisible(true);/*  ww w  .  j  a  v a  2s  . c  o  m*/
    for (int i = 0; i < 4; i++) {
        TableColumn column = new TableColumn(table, SWT.NONE);
        column.setText("Column " + i);
    }
    final TableColumn[] columns = table.getColumns();
    for (int i = 0; i < 12; i++) {
        TableItem item = new TableItem(table, SWT.NONE);
        for (int j = 0; j < columns.length; j++) {
            item.setText(j, "Item " + i);
        }
    }
    for (int i = 0; i < columns.length; i++)
        columns[i].pack();
    Button button = new Button(shell, SWT.PUSH);
    final int index = 1;
    button.setText("Insert Column " + index + "a");
    button.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event e) {
            TableColumn column = new TableColumn(table, SWT.NONE, index);
            column.setText("Column " + index + "a");
            TableItem[] items = table.getItems();
            for (int i = 0; i < items.length; i++) {
                items[i].setText(index, "Item " + i + "a");
            }
            column.pack();
        }
    });
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:TimeStopWhenButtonPressing.java

public static void main(String[] args) {
    final 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);
    shell.setLayout(new RowLayout());
    Button button = new Button(shell, SWT.PUSH);
    button.setText("Stop Timer");
    final Label label = new Label(shell, SWT.BORDER);
    label.setBackground(red);//  w  ww  .j  a  v a2 s. co  m
    final int time = 500;
    final Runnable timer = new Runnable() {
        public void run() {
            if (label.isDisposed())
                return;
            Color color = label.getBackground().equals(red) ? blue : red;
            label.setBackground(color);
            display.timerExec(time, this);
        }
    };
    display.timerExec(time, timer);
    button.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            display.timerExec(-1, timer);
        }
    });
    button.pack();
    label.setLayoutData(new RowData(button.getSize()));
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}