Examples with ScrollBar org.eclipse.swt.widgets.ScrollBar used on opensource projects

Example 66 with ScrollBar

use of org.eclipse.swt.widgets.ScrollBar in project eclipse.platform.swt by eclipse.

the class MJ_Table method bug51079_setWidth_getWidth.

/**
 * Last column should be big enough so that text inside it can be read.
 * Notion that getWidth() when called after setWidth() returns a different size.
 */
@Test
public void bug51079_setWidth_getWidth() {
    Shell shell = mkShell("column SetGet Width : Make shell smaller and bigger. If you don't see COL_SIZE_ERROR in console, all is well.");
    shell.setSize(SWIDTH, SHEIGHT);
    shell.setLayout(new FillLayout());
    StringBuffer sbBuffer = new StringBuffer();
    final Composite comp = new Composite(shell, SWT.NONE);
    final Table table = new Table(comp, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.SINGLE | SWT.FULL_SELECTION);
    table.setHeaderVisible(true);
    table.setLinesVisible(true);
    final TableColumn column1 = new TableColumn(table, SWT.NONE);
    column1.setText("Column 1");
    column1.setResizable(false);
    final TableColumn column2 = new TableColumn(table, SWT.NONE);
    column2.setText("Column 2");
    column2.setResizable(false);
    for (int i = 0; i < 60; i++) {
        TableItem item = new TableItem(table, SWT.NONE);
        sbBuffer.append("M");
        item.setText(new String[] { "item 0 " + sbBuffer.toString() + " " + i, "item 1 " + i });
    }
    Consumer<Integer> setColumnWidths = (width) -> {
        int c1w = (int) (width * 0.9);
        column1.setWidth(c1w);
        int c1wPost = column1.getWidth();
        if (c1w != c1wPost)
            System.err.println("COL_SIZE_ERROR 1 Expected:" + c1w + " actual:" + c1wPost);
        int c2w = width - column1.getWidth();
        column2.setWidth(c2w);
        int c2wPost = column2.getWidth();
        if (c2w != c2wPost)
            System.err.println("COL_SIZE_ERROR 2 Expected:" + c2w + " actual:" + column2.getWidth());
    };
    comp.addControlListener(new ControlAdapter() {

        @Override
        public void controlResized(ControlEvent e) {
            Rectangle area = table.getParent().getClientArea();
            Point preferredSize = table.computeSize(SWT.DEFAULT, SWT.DEFAULT);
            int width = area.width - 2 * table.getBorderWidth();
            if (preferredSize.y > area.height) {
                // Subtract the scrollbar width from the total column width
                // if a vertical scrollbar will be required
                Point vBarSize = table.getVerticalBar().getSize();
                width -= vBarSize.x;
            }
            Point oldSize = table.getSize();
            if (oldSize.x > area.width) {
                // table is getting smaller so make the columns
                // smaller first and then resize the table to
                // match the client area width
                setColumnWidths.accept(width);
                table.setSize(area.width, area.height);
            } else {
                // table is getting bigger so make the table
                // bigger first and then make the columns wider
                // to match the client area width
                table.setSize(area.width, area.height);
                setColumnWidths.accept(width);
            }
        }
    });
    shell.open();
    mainLoop(shell);
}

Example 67 with ScrollBar

use of org.eclipse.swt.widgets.ScrollBar in project eclipse.platform.swt by eclipse.

the class MJ_Table method column_dynamic_resize.

@Test
public void column_dynamic_resize() {
    Shell shell = mkShell("Try resizing shell. Columns should resize as you resize shell");
    shell.setLayout(new FillLayout());
    final Composite comp = new Composite(shell, SWT.NONE);
    final Table table = new Table(comp, SWT.BORDER | SWT.V_SCROLL);
    table.setHeaderVisible(true);
    table.setLinesVisible(true);
    final TableColumn column1 = new TableColumn(table, SWT.NONE);
    column1.setText("Column 1");
    final TableColumn column2 = new TableColumn(table, SWT.NONE);
    column2.setText("Column 2");
    for (int i = 0; i < 10; i++) {
        TableItem item = new TableItem(table, SWT.NONE);
        item.setText(new String[] { "item 0" + i, "item 1" + i });
    }
    comp.addControlListener(ControlListener.controlResizedAdapter(e -> {
        Rectangle area = comp.getClientArea();
        Point size = table.computeSize(SWT.DEFAULT, SWT.DEFAULT);
        ScrollBar vBar = table.getVerticalBar();
        int width = area.width - table.computeTrim(0, 0, 0, 0).width - vBar.getSize().x;
        if (size.y > area.height + table.getHeaderHeight()) {
            // Subtract the scrollbar width from the total column width
            // if a vertical scrollbar will be required
            Point vBarSize = vBar.getSize();
            width -= vBarSize.x;
        }
        Point oldSize = table.getSize();
        if (oldSize.x > area.width) {
            // table is getting smaller so make the columns
            // smaller first and then resize the table to
            // match the client area width
            column1.setWidth(width / 3);
            column2.setWidth(width - column1.getWidth());
            table.setSize(area.width, area.height);
        } else {
            // table is getting bigger so make the table
            // bigger first and then make the columns wider
            // to match the client area width
            table.setSize(area.width, area.height);
            column1.setWidth(width / 3);
            column2.setWidth(width - column1.getWidth());
        }
    }));
    shell.open();
    mainLoop(shell);
}

Example 68 with ScrollBar

use of org.eclipse.swt.widgets.ScrollBar in project netxms by netxms.

the class Gallery method scrollVertical.

protected void scrollVertical() {
    int areaHeight = getClientArea().height;
    if (gHeight > areaHeight) {
        // image is higher than client area
        ScrollBar bar = getVerticalBar();
        // scroll(0, translate - bar.getSelection(), 0, 0, getClientArea().width, areaHeight, false);
        translate = bar.getSelection();
    } else {
        translate = 0;
    }
}

Example 69 with ScrollBar

use of org.eclipse.swt.widgets.ScrollBar in project netxms by netxms.

the class Gallery method scrollHorizontal.

protected void scrollHorizontal() {
    int areaWidth = getClientArea().width;
    if (gWidth > areaWidth) {
        // image is higher than client area
        ScrollBar bar = getHorizontalBar();
        // scroll(translate - bar.getSelection(), 0, 0, 0, areaWidth,getClientArea().height, false);
        translate = bar.getSelection();
    } else {
        translate = 0;
    }
}

Example 70 with ScrollBar

use of org.eclipse.swt.widgets.ScrollBar in project netxms by netxms.

the class Gallery method _addScrollBarsListeners.

/**
 * Add internal scrollbars listeners to this gallery.
 */
private void _addScrollBarsListeners() {
    // Vertical bar
    ScrollBar verticalBar = getVerticalBar();
    if (verticalBar != null) {
        verticalBar.addSelectionListener(new SelectionAdapter() {

            public void widgetSelected(SelectionEvent event) {
                if (vertical)
                    scrollVertical();
            }
        });
    }
    // Horizontal bar
    ScrollBar horizontalBar = getHorizontalBar();
    if (horizontalBar != null) {
        horizontalBar.addSelectionListener(new SelectionAdapter() {

            public void widgetSelected(SelectionEvent event) {
                if (!vertical)
                    scrollHorizontal();
            }
        });
    }
}