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

List of usage examples for org.eclipse.swt.widgets Label setVisible

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Introduction

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

Prototype

public void setVisible(boolean visible)

Source Link

Document

Marks the receiver as visible if the argument is true, and marks it invisible otherwise.

Usage

From source file:org.eclipse.swt.snippets.Snippet234.java

public static void main(String[] args) {
    int rowCount = 40;
    int columnCount = 15;
    final Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 234");
    shell.setLayout(new FillLayout());

    Composite parent = new Composite(shell, SWT.BORDER);
    GridLayout layout = new GridLayout(2, false);
    layout.marginWidth = layout.marginHeight = layout.horizontalSpacing = 0;
    parent.setLayout(layout);//  w  w w  .  ja va2 s.co m
    final Table leftTable = new Table(parent, SWT.MULTI | SWT.FULL_SELECTION);
    leftTable.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, true));
    leftTable.setHeaderVisible(true);
    final Table rightTable = new Table(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION);
    rightTable.setHeaderVisible(true);
    GridData table2Data = new GridData(SWT.FILL, SWT.FILL, true, true, 1, 2);
    rightTable.setLayoutData(table2Data);
    // Create columns
    TableColumn column1 = new TableColumn(leftTable, SWT.NONE);
    column1.setText("Name");
    column1.setWidth(150);
    for (int i = 0; i < columnCount; i++) {
        TableColumn column = new TableColumn(rightTable, SWT.NONE);
        column.setText("Value " + i);
        column.setWidth(200);
    }
    // Create rows
    for (int i = 0; i < rowCount; i++) {
        TableItem item = new TableItem(leftTable, SWT.NONE);
        item.setText("item " + i);
        item = new TableItem(rightTable, SWT.NONE);
        for (int j = 0; j < columnCount; j++) {
            item.setText(j, "Item " + i + " value @ " + j);
        }
    }
    // Make selection the same in both tables
    leftTable.addListener(SWT.Selection, event -> rightTable.setSelection(leftTable.getSelectionIndices()));
    rightTable.addListener(SWT.Selection, event -> leftTable.setSelection(rightTable.getSelectionIndices()));
    // On Windows, the selection is gray if the table does not have focus.
    // To make both tables appear in focus, draw the selection background here.
    // This part only works on version 3.2 or later.
    Listener eraseListener = event -> {
        event.detail &= ~SWT.HOT;
        if ((event.detail & SWT.SELECTED) != 0) {
            GC gc = event.gc;
            Rectangle rect = event.getBounds();
            gc.setForeground(display.getSystemColor(SWT.COLOR_LIST_SELECTION_TEXT));
            gc.setBackground(display.getSystemColor(SWT.COLOR_LIST_SELECTION));
            gc.fillRectangle(rect);
            event.detail &= ~SWT.SELECTED;
        }
    };

    leftTable.addListener(SWT.EraseItem, eraseListener);
    rightTable.addListener(SWT.EraseItem, eraseListener);
    // Make vertical scrollbars scroll together
    ScrollBar vBarLeft = leftTable.getVerticalBar();
    vBarLeft.addListener(SWT.Selection, event -> rightTable.setTopIndex(leftTable.getTopIndex()));
    ScrollBar vBarRight = rightTable.getVerticalBar();
    vBarRight.addListener(SWT.Selection, event -> leftTable.setTopIndex(rightTable.getTopIndex()));
    // Horizontal bar on second table takes up a little extra space.
    // To keep vertical scroll bars in sink, force table1 to end above
    // horizontal scrollbar
    ScrollBar hBarRight = rightTable.getHorizontalBar();
    Label spacer = new Label(parent, SWT.NONE);
    GridData spacerData = new GridData();
    spacerData.heightHint = hBarRight.getSize().y;
    spacer.setVisible(false);
    parent.setBackground(leftTable.getBackground());

    shell.setSize(600, 400);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:TableColumnFirstFix.java

public static void main(String[] args) {
    int rowCount = 40;
    int columnCount = 15;
    final Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());

    Composite parent = new Composite(shell, SWT.BORDER);
    GridLayout layout = new GridLayout(2, false);
    layout.marginWidth = layout.marginHeight = layout.horizontalSpacing = 0;
    parent.setLayout(layout);//from www.  j  a  v a2s.c  o m
    final Table leftTable = new Table(parent, SWT.MULTI | SWT.FULL_SELECTION);
    leftTable.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, true));
    leftTable.setHeaderVisible(true);
    final Table rightTable = new Table(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION);
    rightTable.setHeaderVisible(true);
    GridData table2Data = new GridData(SWT.FILL, SWT.FILL, true, true, 1, 2);
    rightTable.setLayoutData(table2Data);
    // Create columns
    TableColumn column1 = new TableColumn(leftTable, SWT.NONE);
    column1.setText("Name");
    column1.setWidth(150);
    for (int i = 0; i < columnCount; i++) {
        TableColumn column = new TableColumn(rightTable, SWT.NONE);
        column.setText("Value " + i);
        column.setWidth(200);
    }
    // Create rows
    for (int i = 0; i < rowCount; i++) {
        TableItem item = new TableItem(leftTable, SWT.NONE);
        item.setText("item " + i);
        item = new TableItem(rightTable, SWT.NONE);
        for (int j = 0; j < columnCount; j++) {
            item.setText(j, "Item " + i + " value @ " + j);
        }
    }
    // Make selection the same in both tables
    leftTable.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            rightTable.setSelection(leftTable.getSelectionIndices());
        }
    });
    rightTable.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            leftTable.setSelection(rightTable.getSelectionIndices());
        }
    });
    // On Windows, the selection is gray if the table does not have focus.
    // To make both tables appear in focus, draw teh selection background here.
    // This part only works on version 3.2 or later.
    Listener eraseListener = new Listener() {
        public void handleEvent(Event event) {
            if ((event.detail & SWT.SELECTED) != 0) {
                GC gc = event.gc;
                Rectangle rect = event.getBounds();
                gc.setForeground(display.getSystemColor(SWT.COLOR_LIST_SELECTION_TEXT));
                gc.setBackground(display.getSystemColor(SWT.COLOR_LIST_SELECTION));
                gc.fillRectangle(rect);
                event.detail &= ~SWT.SELECTED;
            }
        }
    };

    leftTable.addListener(SWT.EraseItem, eraseListener);
    rightTable.addListener(SWT.EraseItem, eraseListener);
    // Make vertical scrollbars scroll together
    ScrollBar vBarLeft = leftTable.getVerticalBar();
    vBarLeft.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            rightTable.setTopIndex(leftTable.getTopIndex());
        }
    });
    ScrollBar vBarRight = rightTable.getVerticalBar();
    vBarRight.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            leftTable.setTopIndex(rightTable.getTopIndex());
        }
    });
    // Horizontal bar on second table takes up a little extra space.
    // To keep vertical scroll bars in sink, force table1 to end above
    // horizontal scrollbar
    ScrollBar hBarRight = rightTable.getHorizontalBar();
    Label spacer = new Label(parent, SWT.NONE);
    GridData spacerData = new GridData();
    spacerData.heightHint = hBarRight.getSize().y;
    spacer.setVisible(false);
    parent.setBackground(leftTable.getBackground());

    shell.setSize(600, 400);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:ClipboardExample.java

void createControlTransfer(Composite parent) {
    Label l = new Label(parent, SWT.NONE);
    l.setText("Text:");
    Button b = new Button(parent, SWT.PUSH);
    b.setText("Cut");
    b.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            text.cut();//from  w w  w  . ja v  a 2  s.  com
        }
    });
    b = new Button(parent, SWT.PUSH);
    b.setText("Copy");
    b.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            text.copy();
        }
    });
    b = new Button(parent, SWT.PUSH);
    b.setText("Paste");
    b.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            text.paste();
        }
    });
    text = new Text(parent, SWT.BORDER | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
    GridData data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = data.widthHint = SIZE;
    text.setLayoutData(data);

    l = new Label(parent, SWT.NONE);
    l.setText("Combo:");
    b = new Button(parent, SWT.PUSH);
    b.setText("Cut");
    b.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            combo.cut();
        }
    });
    b = new Button(parent, SWT.PUSH);
    b.setText("Copy");
    b.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            combo.copy();
        }
    });
    b = new Button(parent, SWT.PUSH);
    b.setText("Paste");
    b.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            combo.paste();
        }
    });
    combo = new Combo(parent, SWT.NONE);
    combo.setItems(new String[] { "Item 1", "Item 2", "Item 3", "A longer Item" });

    l = new Label(parent, SWT.NONE);
    l.setText("StyledText:");
    l = new Label(parent, SWT.NONE);
    l.setVisible(false);
    b = new Button(parent, SWT.PUSH);
    b.setText("Copy");
    b.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            styledText.copy();
        }
    });
    b = new Button(parent, SWT.PUSH);
    b.setText("Paste");
    b.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            styledText.paste();
        }
    });
    styledText = new StyledText(parent, SWT.BORDER | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = data.widthHint = SIZE;
    styledText.setLayoutData(data);
}