Example usage for org.eclipse.swt.widgets Label setLayoutData

Introduction

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

Prototype

public void setLayoutData(Object layoutData) 

Source Link

Document

Sets the layout data associated with the receiver to the argument.

Usage

From source file:HorizontalSeparatorLabelExample.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell();
    shell.setLayout(new GridLayout(1, false));

    // Create a horizontal separator
    Label separator = new Label(shell, SWT.HORIZONTAL | SWT.SEPARATOR);
    separator.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    shell.open();/*ww w .  j a  v a  2s .c  o m*/
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

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From source file:ComboSelectedIndex.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Show Message Box");
    shell.setLayout(new GridLayout(2, false));
    new Label(shell, SWT.NONE).setText("Icon:");
    final Combo icons = new Combo(shell, SWT.DROP_DOWN | SWT.READ_ONLY);
    icons.add("A");
    icons.add("B");
    icons.add("C");
    icons.select(0);/*from   w  ww  .  ja  v a 2 s  . co  m*/

    new Label(shell, SWT.NONE).setText("Buttons:");
    final Combo buttons = new Combo(shell, SWT.DROP_DOWN | SWT.READ_ONLY);
    buttons.add("1");
    buttons.add("2");
    buttons.select(0);

    new Label(shell, SWT.NONE).setText("Return:");
    final Label returnVal = new Label(shell, SWT.NONE);
    returnVal.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    Button button = new Button(shell, SWT.PUSH);
    button.setText("Show Message");
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {

            returnVal.setText("");

            returnVal.setText(icons.getSelectionIndex() + " " + buttons.getSelectionIndex());
        }
    });
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

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From source file:MainClass.java

public static void main(String[] a) {
    Display display = new Display();
    Shell shell = new Shell();
    shell.setLayout(new GridLayout(1, false));

    // Create a label
    new Label(shell, SWT.NONE).setText("This is a plain label.");

    // Create a vertical separator
    new Label(shell, SWT.SEPARATOR);

    // Create a label with a border
    new Label(shell, SWT.BORDER).setText("This is a label with a border.");

    // Create a horizontal separator
    Label separator = new Label(shell, SWT.HORIZONTAL | SWT.SEPARATOR);
    separator.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    // Create a label with an image
    //    Image image = new Image(display, "interspatial.gif");
    //    Label imageLabel = new Label(shell, SWT.NONE);
    //    imageLabel.setImage(image);

    shell.open();//  w w w.j a va2s. c  o  m
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();

}

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From source file:LabelExample.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell();
    shell.setLayout(new GridLayout(1, false));

    // Create a label
    new Label(shell, SWT.NONE).setText("This is a plain label.");

    // Create a vertical separator
    new Label(shell, SWT.SEPARATOR);

    // Create a label with a border
    new Label(shell, SWT.BORDER).setText("This is a label with a border.");

    // Create a horizontal separator
    Label separator = new Label(shell, SWT.HORIZONTAL | SWT.SEPARATOR);
    separator.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    // Create a label with an image
    Image image = new Image(display, "java2s.gif");
    Label imageLabel = new Label(shell, SWT.NONE);
    imageLabel.setImage(image);/*from w  ww  . ja  va2  s  .  com*/

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

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From source file:org.eclipse.swt.snippets.Snippet286.java

public static void main(java.lang.String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 286");
    shell.setLayout(new GridLayout());

    Canvas blankCanvas = new Canvas(shell, SWT.BORDER);
    blankCanvas.setLayoutData(new GridData(200, 200));
    final Label statusLine = new Label(shell, SWT.NONE);
    statusLine.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

    Menu bar = new Menu(shell, SWT.BAR);
    shell.setMenuBar(bar);/*  ww  w  .j  a v  a2 s .c om*/

    MenuItem menuItem = new MenuItem(bar, SWT.CASCADE);
    menuItem.setText("Test");
    Menu menu = new Menu(bar);
    menuItem.setMenu(menu);

    for (int i = 0; i < 5; i++) {
        MenuItem item = new MenuItem(menu, SWT.PUSH);
        item.setText("Item " + i);
        item.addArmListener(e -> statusLine.setText(((MenuItem) e.getSource()).getText()));
    }

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

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

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From source file:org.eclipse.swt.snippets.Snippet235.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("The SWT.Settings Event");
    shell.setLayout(new GridLayout());
    Label label = new Label(shell, SWT.WRAP);
    label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
    label.setText("Change a system setting and the table below will be updated.");
    final Table table = new Table(shell, SWT.BORDER);
    table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    TableColumn column = new TableColumn(table, SWT.NONE);
    column = new TableColumn(table, SWT.NONE);
    column.setWidth(150);//from w  w  w.  ja  va2s  .co m
    column = new TableColumn(table, SWT.NONE);
    for (int i = 0; i < colorIds.length; i++) {
        TableItem item = new TableItem(table, SWT.NONE);
        Color color = display.getSystemColor(colorIds[i]);
        item.setText(0, colorNames[i]);
        item.setBackground(1, color);
        item.setText(2, color.toString());
    }
    TableColumn[] columns = table.getColumns();
    columns[0].pack();
    columns[2].pack();
    display.addListener(SWT.Settings, event -> {
        for (int i = 0; i < colorIds.length; i++) {
            Color color = display.getSystemColor(colorIds[i]);
            TableItem item = table.getItem(i);
            item.setBackground(1, color);
        }
        TableColumn[] columns1 = table.getColumns();
        columns1[0].pack();
        columns1[2].pack();
    });

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

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From source file:DetectSystemSettingChange.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("The SWT.Settings Event");
    shell.setLayout(new GridLayout());
    Label label = new Label(shell, SWT.WRAP);
    label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
    label.setText("Change a system setting and the table below will be updated.");
    final Table table = new Table(shell, SWT.BORDER);
    table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    TableColumn column = new TableColumn(table, SWT.NONE);
    column = new TableColumn(table, SWT.NONE);
    column.setWidth(150);/*from www  .  ja  v a 2  s . c o m*/
    column = new TableColumn(table, SWT.NONE);
    for (int i = 0; i < colorIds.length; i++) {
        TableItem item = new TableItem(table, SWT.NONE);
        Color color = display.getSystemColor(colorIds[i]);
        item.setText(0, colorNames[i]);
        item.setBackground(1, color);
        item.setText(2, color.toString());
    }
    TableColumn[] columns = table.getColumns();
    columns[0].pack();
    columns[2].pack();
    display.addListener(SWT.Settings, new Listener() {
        public void handleEvent(Event event) {
            for (int i = 0; i < colorIds.length; i++) {
                Color color = display.getSystemColor(colorIds[i]);
                TableItem item = table.getItem(i);
                item.setBackground(1, color);
            }
            TableColumn[] columns = table.getColumns();
            columns[0].pack();
            columns[2].pack();
        }
    });

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

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From source file:org.eclipse.swt.snippets.Snippet375.java

public static void main(String[] args) throws Exception {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 375");
    shell.setLayout(new GridLayout(1, false));

    final StringBuilder sb = new StringBuilder();
    final Random random = new Random(2546);
    for (int i = 0; i < 200; i++) {
        sb.append("Very very long text about ").append(random.nextInt(2000)).append("\t");
        if (i % 10 == 0) {
            sb.append("\n");
        }//from   w ww .j  av  a2  s  .c om
    }

    // H SCROLL
    final Label lbl1 = new Label(shell, SWT.NONE);
    lbl1.setLayoutData(new GridData(GridData.BEGINNING, GridData.CENTER, true, false));
    lbl1.setText("Horizontal Scroll");

    final StyledText txt1 = new StyledText(shell, SWT.MULTI | SWT.BORDER | SWT.H_SCROLL);
    txt1.setLayoutData(new GridData(GridData.FILL, GridData.FILL, true, true));
    txt1.setText(sb.toString());
    txt1.setMouseNavigatorEnabled(true);

    // V_SCROLL
    final Label lbl2 = new Label(shell, SWT.NONE);
    lbl2.setLayoutData(new GridData(GridData.BEGINNING, GridData.CENTER, true, false));
    lbl2.setText("Vertical Scroll");

    final StyledText txt2 = new StyledText(shell, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL);
    txt2.setLayoutData(new GridData(GridData.FILL, GridData.FILL, true, true));
    txt2.setText(sb.toString());
    txt2.setMouseNavigatorEnabled(true);

    // H SCROLL & V_SCROLL
    final Label lbl3 = new Label(shell, SWT.NONE);
    lbl3.setLayoutData(new GridData(GridData.BEGINNING, GridData.CENTER, true, false));
    lbl3.setText("Horizontal and Vertical Scroll");

    final StyledText txt3 = new StyledText(shell, SWT.MULTI | SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
    txt3.setLayoutData(new GridData(GridData.FILL, GridData.FILL, true, true));

    txt3.setText(sb.toString());
    txt3.setMouseNavigatorEnabled(true);

    final Button enableDisableButton = new Button(shell, SWT.PUSH);
    enableDisableButton.setLayoutData(new GridData(GridData.END, GridData.FILL, true, false));
    enableDisableButton.setText("Disable Mouse Navigation");
    enableDisableButton.addListener(SWT.Selection, e -> {
        if (txt3.getMouseNavigatorEnabled()) {
            enableDisableButton.setText("Enable Mouse Navigation");
        } else {
            enableDisableButton.setText("Disable Mouse Navigation");
        }
        txt3.setMouseNavigatorEnabled(!txt3.getMouseNavigatorEnabled());
    });

    // Disabled Scroll at start
    final Label lbl4 = new Label(shell, SWT.NONE);
    lbl4.setLayoutData(new GridData(GridData.BEGINNING, GridData.CENTER, true, false));
    lbl4.setText("No scroll at start");

    final StyledText txt4 = new StyledText(shell, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    final GridData gd = new GridData(GridData.FILL, GridData.FILL, true, true);
    gd.minimumHeight = 100;
    txt4.setLayoutData(gd);

    txt4.setText("Disabled scroll");
    txt4.setMouseNavigatorEnabled(true);

    // Disabled Scroll
    final Label lbl5 = new Label(shell, SWT.NONE);
    lbl5.setLayoutData(new GridData(GridData.BEGINNING, GridData.CENTER, true, false));
    lbl5.setText("No scroll");

    final StyledText txt5 = new StyledText(shell, SWT.MULTI | SWT.BORDER);
    final GridData gd5 = new GridData(GridData.FILL, GridData.FILL, true, true);
    gd5.minimumHeight = 100;
    txt5.setLayoutData(gd5);

    txt5.setText("No scroll");
    txt5.setMouseNavigatorEnabled(true);

    shell.setSize(800, 600);
    shell.open();

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

    display.dispose();
}

---

From source file:org.eclipse.swt.snippets.Snippet363.java

public static void main(String[] args) {
    Display display = new Display();
    errorIcon = display.getSystemImage(SWT.ICON_ERROR);
    Shell shell = new Shell(display);
    shell.setText("Snippet 363");
    shell.setLayout(new GridLayout(2, false));
    shell.setText("LiveRegion Test");

    icon = new Label(shell, SWT.NONE);
    icon.setLayoutData(new GridData(32, 32));

    liveLabel = new Text(shell, SWT.READ_ONLY);
    GC gc = new GC(liveLabel);
    Point pt = gc.textExtent(errorMessage);
    GridData data = new GridData(SWT.FILL, SWT.CENTER, true, false);
    data.minimumWidth = (int) (pt.x + gc.getFontMetrics().getAverageCharacterWidth() * 2);
    gc.dispose();/*from w  w  w .j  av  a 2s  . co m*/
    liveLabel.setLayoutData(data);
    liveLabel.setText("");
    liveLabel.getAccessible().addAccessibleAttributeListener(new AccessibleAttributeAdapter() {
        @Override
        public void getAttributes(AccessibleAttributeEvent e) {
            e.attributes = new String[] { "container-live", "polite", "live", "polite", "container-live-role",
                    "status", };
        }
    });

    final Label textFieldLabel = new Label(shell, SWT.NONE);
    textFieldLabel.setText("Type a number:");
    textFieldLabel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1));

    final Text textField = new Text(shell, SWT.SINGLE | SWT.BORDER);
    textField.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1));

    final Button okButton = new Button(shell, SWT.PUSH);
    okButton.setText("OK");
    okButton.setLayoutData(new GridData(SWT.END, SWT.CENTER, false, false, 2, 1));
    okButton.setEnabled(false);

    textField.addModifyListener(e -> {
        boolean isNumber = false;
        String textValue = textField.getText();
        try {
            Integer.parseInt(textValue);
            isNumber = true;
            setMessageText(false, "Thank-you");
        } catch (NumberFormatException ex) {
            if (textValue.isEmpty()) {
                setMessageText(false, "");
            } else {
                setMessageText(true, "Error: Number expected.");
            }
        }
        okButton.setEnabled(isNumber);
    });

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

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From source file:org.eclipse.swt.snippets.Snippet340.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 340");
    shell.setLayout(new GridLayout());
    shell.setText("Description Relation Example");

    // (works with either a Label or a READ_ONLY Text)
    final Label liveLabel = new Label(shell, SWT.BORDER | SWT.READ_ONLY);
    //   final Text liveLabel = new Text(shell, SWT.BORDER | SWT.READ_ONLY);
    liveLabel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
    liveLabel.setText("Live region messages go here");

    new Label(shell, SWT.NONE).setText("Type an integer from 1 to 4:");

    final Text textField = new Text(shell, SWT.SINGLE | SWT.BORDER);
    textField.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
    textField.addModifyListener(e -> {
        String textValue = textField.getText();
        String message = textValue + " is not valid input.";
        try {/*from ww w.j a v  a2s  .  c  o  m*/
            int value = Integer.parseInt(textValue);
            switch (value) {
            case 1:
                message = "One for the money,";
                break;
            case 2:
                message = "Two for the show,";
                break;
            case 3:
                message = "Three to get ready,";
                break;
            case 4:
                message = "And four to go!";
                break;
            }
        } catch (NumberFormatException ex) {
        }
        liveLabel.setText(message);
        textField.getAccessible().sendEvent(ACC.EVENT_DESCRIPTION_CHANGED, null);
        textField.setSelection(0, textField.getCharCount());
    });
    textField.getAccessible().addRelation(ACC.RELATION_DESCRIBED_BY, liveLabel.getAccessible());
    liveLabel.getAccessible().addRelation(ACC.RELATION_DESCRIPTION_FOR, textField.getAccessible());
    textField.getAccessible().addAccessibleListener(new AccessibleAdapter() {
        @Override
        public void getDescription(AccessibleEvent event) {
            event.result = liveLabel.getText();
        }
    });

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

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