Example usage for org.eclipse.swt.custom ScrolledComposite setMinSize

Introduction

In this page you can find the example usage for org.eclipse.swt.custom ScrolledComposite setMinSize.

Prototype

public void setMinSize(Point size) 

Source Link

Document

Specify the minimum width and height at which the ScrolledComposite will begin scrolling the content with the horizontal scroll bar.

Usage

From source file:DNDExample.java

public void open(Display display) {
    Shell shell = new Shell(display);
    shell.setText("Drag and Drop Example");
    shell.setLayout(new FillLayout());

    ScrolledComposite sc = new ScrolledComposite(shell, SWT.H_SCROLL | SWT.V_SCROLL);
    Composite parent = new Composite(sc, SWT.NONE);
    sc.setContent(parent);//from   w  ww . j  a va  2s .  c o m
    parent.setLayout(new FormLayout());

    Label dragLabel = new Label(parent, SWT.LEFT);
    dragLabel.setText("Drag Source:");

    Group dragWidgetGroup = new Group(parent, SWT.NONE);
    dragWidgetGroup.setText("Widget");
    createDragWidget(dragWidgetGroup);

    Composite cLeft = new Composite(parent, SWT.NONE);
    cLeft.setLayout(new GridLayout(2, false));

    Group dragOperationsGroup = new Group(cLeft, SWT.NONE);
    dragOperationsGroup.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, false, 1, 1));
    dragOperationsGroup.setText("Allowed Operation(s):");
    createDragOperations(dragOperationsGroup);

    Group dragTypesGroup = new Group(cLeft, SWT.NONE);
    dragTypesGroup.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false, 1, 1));
    dragTypesGroup.setText("Transfer Type(s):");
    createDragTypes(dragTypesGroup);

    dragConsole = new Text(cLeft, SWT.READ_ONLY | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.MULTI);
    dragConsole.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1));
    Menu menu = new Menu(shell, SWT.POP_UP);
    MenuItem item = new MenuItem(menu, SWT.PUSH);
    item.setText("Clear");
    item.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            dragConsole.setText("");
        }
    });
    item = new MenuItem(menu, SWT.CHECK);
    item.setText("Show Event detail");
    item.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            MenuItem item = (MenuItem) e.widget;
            dragEventDetail = item.getSelection();
        }
    });
    dragConsole.setMenu(menu);

    Label dropLabel = new Label(parent, SWT.LEFT);
    dropLabel.setText("Drop Target:");

    Group dropWidgetGroup = new Group(parent, SWT.NONE);
    dropWidgetGroup.setText("Widget");
    createDropWidget(dropWidgetGroup);

    Composite cRight = new Composite(parent, SWT.NONE);
    cRight.setLayout(new GridLayout(2, false));

    Group dropOperationsGroup = new Group(cRight, SWT.NONE);
    dropOperationsGroup.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, false, 1, 2));
    dropOperationsGroup.setText("Allowed Operation(s):");
    createDropOperations(dropOperationsGroup);

    Group dropTypesGroup = new Group(cRight, SWT.NONE);
    dropTypesGroup.setText("Transfer Type(s):");
    createDropTypes(dropTypesGroup);

    Group feedbackTypesGroup = new Group(cRight, SWT.NONE);
    feedbackTypesGroup.setText("Feedback Type(s):");
    createFeedbackTypes(feedbackTypesGroup);

    dropConsole = new Text(cRight, SWT.READ_ONLY | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.MULTI);
    dropConsole.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1));
    menu = new Menu(shell, SWT.POP_UP);
    item = new MenuItem(menu, SWT.PUSH);
    item.setText("Clear");
    item.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            dropConsole.setText("");
        }
    });
    item = new MenuItem(menu, SWT.CHECK);
    item.setText("Show Event detail");
    item.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            MenuItem item = (MenuItem) e.widget;
            dropEventDetail = item.getSelection();
        }
    });
    dropConsole.setMenu(menu);

    int height = 200;
    FormData data = new FormData();
    data.top = new FormAttachment(0, 10);
    data.left = new FormAttachment(0, 10);
    dragLabel.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(dragLabel, 10);
    data.left = new FormAttachment(0, 10);
    data.right = new FormAttachment(50, -10);
    data.height = height;
    dragWidgetGroup.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(dragWidgetGroup, 10);
    data.left = new FormAttachment(0, 10);
    data.right = new FormAttachment(50, -10);
    data.bottom = new FormAttachment(100, -10);
    cLeft.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(0, 10);
    data.left = new FormAttachment(cLeft, 10);
    dropLabel.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(dropLabel, 10);
    data.left = new FormAttachment(cLeft, 10);
    data.right = new FormAttachment(100, -10);
    data.height = height;
    dropWidgetGroup.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(dropWidgetGroup, 10);
    data.left = new FormAttachment(cLeft, 10);
    data.right = new FormAttachment(100, -10);
    data.bottom = new FormAttachment(100, -10);
    cRight.setLayoutData(data);

    sc.setMinSize(parent.computeSize(SWT.DEFAULT, SWT.DEFAULT));
    sc.setExpandHorizontal(true);
    sc.setExpandVertical(true);

    Point size = shell.computeSize(SWT.DEFAULT, SWT.DEFAULT);
    Rectangle monitorArea = shell.getMonitor().getClientArea();
    shell.setSize(Math.min(size.x, monitorArea.width - 20), Math.min(size.y, monitorArea.height - 20));
    shell.open();

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

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