Example usage for org.eclipse.swt.widgets Composite getBounds

Introduction

In this page you can find the example usage for org.eclipse.swt.widgets Composite getBounds.

Prototype

public Rectangle getBounds() 

Source Link

Document

Returns a rectangle describing the receiver's size and location relative to its parent (or its display if its parent is null), unless the receiver is a shell.

Usage

From source file:org.eclipse.swt.snippets.Snippet46.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 46");
    final Composite composite = new Composite(shell, SWT.NONE);
    composite.setEnabled(false);/*from  www  .  jav  a  2s  . c  om*/
    composite.setLayout(new FillLayout());
    Button button = new Button(composite, SWT.PUSH);
    button.setText("Button");
    composite.pack();
    composite.setLocation(10, 10);
    final Point[] offset = new Point[1];
    Listener listener = event -> {
        switch (event.type) {
        case SWT.MouseDown:
            Rectangle rect = composite.getBounds();
            if (rect.contains(event.x, event.y)) {
                Point pt1 = composite.toDisplay(0, 0);
                Point pt2 = shell.toDisplay(event.x, event.y);
                offset[0] = new Point(pt2.x - pt1.x, pt2.y - pt1.y);
            }
            break;
        case SWT.MouseMove:
            if (offset[0] != null) {
                Point pt = offset[0];
                composite.setLocation(event.x - pt.x, event.y - pt.y);
            }
            break;
        case SWT.MouseUp:
            offset[0] = null;
            break;
        }
    };
    shell.addListener(SWT.MouseDown, listener);
    shell.addListener(SWT.MouseUp, listener);
    shell.addListener(SWT.MouseMove, listener);
    shell.setSize(300, 300);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

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From source file:Snippet46.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    final Composite composite = new Composite(shell, SWT.NONE);
    composite.setEnabled(false);//from   ww  w .  j a  v  a  2s  .c o m
    composite.setLayout(new FillLayout());
    Button button = new Button(composite, SWT.PUSH);
    button.setText("Button");
    composite.pack();
    composite.setLocation(10, 10);
    final Point[] offset = new Point[1];
    Listener listener = new Listener() {
        public void handleEvent(Event event) {
            switch (event.type) {
            case SWT.MouseDown:
                Rectangle rect = composite.getBounds();
                if (rect.contains(event.x, event.y)) {
                    Point pt1 = composite.toDisplay(0, 0);
                    Point pt2 = shell.toDisplay(event.x, event.y);
                    offset[0] = new Point(pt2.x - pt1.x, pt2.y - pt1.y);
                }
                break;
            case SWT.MouseMove:
                if (offset[0] != null) {
                    Point pt = offset[0];
                    composite.setLocation(event.x - pt.x, event.y - pt.y);
                }
                break;
            case SWT.MouseUp:
                offset[0] = null;
                break;
            }
        }
    };
    shell.addListener(SWT.MouseDown, listener);
    shell.addListener(SWT.MouseUp, listener);
    shell.addListener(SWT.MouseMove, listener);
    shell.setSize(300, 300);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

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From source file:org.eclipse.swt.examples.graphics.GraphicsExample.java

void createControls(final Composite parent) {
    tabs = createTabs();//w  ww  .j a  va  2  s .  c  o m
    createToolBar(parent);
    createTabList(parent);
    hSash = new Sash(parent, SWT.HORIZONTAL);
    createTabDesc(parent);
    vSash = new Sash(parent, SWT.VERTICAL);
    createCanvas(parent);
    createControlPanel(parent);

    FormData data;
    FormLayout layout = new FormLayout();
    parent.setLayout(layout);

    data = new FormData();
    data.left = new FormAttachment(0, MARGIN);
    data.top = new FormAttachment(0, MARGIN);
    data.right = new FormAttachment(100, -MARGIN);
    toolBar.setLayoutData(data);

    data = new FormData();
    data.left = new FormAttachment(0, MARGIN);
    data.top = new FormAttachment(toolBar, MARGIN);
    data.right = new FormAttachment(vSash, -SASH_SPACING);
    data.bottom = new FormAttachment(hSash, -SASH_SPACING);
    tabList.setLayoutData(data);

    data = new FormData();
    data.left = new FormAttachment(0, MARGIN);
    int offset = parent.getBounds().height - tabDesc.computeSize(SWT.DEFAULT, tabDesc.getLineHeight() * 10).y;
    data.top = new FormAttachment(null, offset);
    data.right = new FormAttachment(vSash, -SASH_SPACING);
    hSash.setLayoutData(data);

    data = new FormData();
    data.left = new FormAttachment(0, MARGIN);
    data.top = new FormAttachment(hSash, SASH_SPACING);
    data.right = new FormAttachment(vSash, -SASH_SPACING);
    data.bottom = new FormAttachment(100, -MARGIN);
    tabDesc.setLayoutData(data);

    data = new FormData();
    data.left = new FormAttachment(null, tabList.computeSize(SWT.DEFAULT, SWT.DEFAULT).x + 50);
    data.top = new FormAttachment(toolBar, MARGIN);
    data.bottom = new FormAttachment(100, -MARGIN);
    vSash.setLayoutData(data);

    data = new FormData();
    data.left = new FormAttachment(vSash, SASH_SPACING);
    data.top = new FormAttachment(toolBar, MARGIN);
    data.right = new FormAttachment(100, -MARGIN);
    data.bottom = new FormAttachment(tabControlPanel);
    canvas.setLayoutData(data);

    data = new FormData();
    data.left = new FormAttachment(vSash, SASH_SPACING);
    data.right = new FormAttachment(100, -MARGIN);
    data.bottom = new FormAttachment(100, -MARGIN);
    tabControlPanel.setLayoutData(data);

    vSash.addListener(SWT.Selection, event -> {
        Rectangle rect = hSash.getParent().getClientArea();
        event.x = Math.min(Math.max(event.x, 60), rect.width - 60);
        if (event.detail != SWT.DRAG) {
            FormData data1 = (FormData) vSash.getLayoutData();
            data1.left.offset = event.x;
            vSash.requestLayout();
            animate = true;
        } else {
            animate = false;
        }
    });
    hSash.addListener(SWT.Selection, event -> {
        Rectangle rect = vSash.getParent().getClientArea();
        event.y = Math.min(Math.max(event.y, tabList.getLocation().y + 60), rect.height - 60);
        if (event.detail != SWT.DRAG) {
            FormData data1 = (FormData) hSash.getLayoutData();
            data1.top.offset = event.y;
            hSash.requestLayout();
        }
    });
}

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