Example usage for org.eclipse.jface.dialogs IconAndMessageDialog IconAndMessageDialog

Introduction

In this page you can find the example usage for org.eclipse.jface.dialogs IconAndMessageDialog IconAndMessageDialog.

Prototype

public IconAndMessageDialog(Shell parentShell) 

Source Link

Document

Constructor for IconAndMessageDialog.

Usage

From source file:com.google.gapid.views.ErrorDialog.java

License:Apache License

public static void showErrorDialog(Shell shell, String text, String detailString) {
    new IconAndMessageDialog(shell) {
        private Group details;

        @Override//from   w  w w  .  j av a 2 s  .  c  o m
        protected void configureShell(Shell newShell) {
            super.configureShell(newShell);
            newShell.setText("Error");
        }

        @Override
        protected boolean isResizable() {
            return true;
        }

        @Override
        protected Control createDialogArea(Composite parent) {
            Composite container = (Composite) super.createDialogArea(parent);
            ((GridLayout) container.getLayout()).numColumns = 2;
            createMessageArea(container);

            String msg = String.format(Messages.ERROR_MESSAGE, text);
            withLayoutData(createTextbox(container, SWT.WRAP | SWT.READ_ONLY, msg),
                    withSizeHints(new GridData(SWT.FILL, SWT.CENTER, true, false), getWidthHint(), SWT.DEFAULT))
                            .setBackground(container.getBackground());

            if (detailString != null) {
                ExpandBar bar = withLayoutData(new ExpandBar(container, SWT.NONE),
                        withSpans(new GridData(SWT.FILL, SWT.TOP, true, false), 2, 1));
                new ExpandItem(bar, SWT.NONE, 0).setText("Details...");

                bar.addListener(SWT.Expand, e -> {
                    createDetails(container);
                    Point curr = getShell().getSize();
                    Point want = getShell().computeSize(SWT.DEFAULT, SWT.DEFAULT);
                    if (want.y > curr.y) {
                        getShell().setSize(
                                new Point(curr.x, curr.y + Math.min(MAX_DETAILS_SIZE, want.y - curr.y)));
                    } else {
                        details.requestLayout();
                    }
                });

                bar.addListener(SWT.Collapse, e -> {
                    Point curr = getShell().getSize();
                    if (details != null) {
                        details.dispose();
                        details = null;
                    }
                    Point want = getShell().computeSize(SWT.DEFAULT, SWT.DEFAULT);
                    if (want.y < curr.y) {
                        getShell().setSize(new Point(curr.x, want.y));
                    }
                });
            }

            return container;
        }

        private int getWidthHint() {
            return convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH);
        }

        private void createDetails(Composite container) {
            details = createGroup(container, "");
            GridDataFactory.fillDefaults().grab(true, true).span(2, 1).applyTo(details);
            Composite inner = createComposite(details, new GridLayout(1, false));
            withLayoutData(createTextbox(inner, DETAILS_STYLE, detailString),
                    new GridData(SWT.FILL, SWT.FILL, true, true));
            withLayoutData(createLink(inner, "<a>File a bug</a> on GitHub", e -> {
                Program.launch(getFileBugUrl());
            }), new GridData(SWT.RIGHT, SWT.BOTTOM, false, false));
            withLayoutData(createLink(inner, "<a>Show logs</a> directory", e -> {
                AboutDialog.showLogDir();
            }), new GridData(SWT.RIGHT, SWT.BOTTOM, false, false));
        }

        private String getFileBugUrl() {
            Escaper esc = UrlEscapers.urlFormParameterEscaper();
            return String.format(FILE_BUG_URL, esc.escape(text), esc.escape(Messages.BUG_BODY));
        }

        @Override
        protected void createButtonsForButtonBar(Composite parent) {
            createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true).setFocus();
        }

        @Override
        protected Image getImage() {
            return getErrorImage();
        }
    }.open();
}

---