-package org.argeo.eclipse.ui.dialogs;
-
-import java.io.PrintWriter;
-import java.io.StringWriter;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-import org.argeo.eclipse.ui.EclipseUiException;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.events.ShellAdapter;
-import org.eclipse.swt.events.ShellEvent;
-import org.eclipse.swt.graphics.Point;
-import org.eclipse.swt.graphics.Rectangle;
-import org.eclipse.swt.layout.GridData;
-import org.eclipse.swt.layout.GridLayout;
-import org.eclipse.swt.widgets.Composite;
-import org.eclipse.swt.widgets.Control;
-import org.eclipse.swt.widgets.Display;
-import org.eclipse.swt.widgets.Label;
-import org.eclipse.swt.widgets.Shell;
-import org.eclipse.swt.widgets.Text;
-
-/** Generic error dialog to be used in try/catch blocks */
-class NonModalErrorFeedback {
- private final static Log log = LogFactory
- .getLog(NonModalErrorFeedback.class);
-
- private final String message;
- private final Throwable exception;
-
- private Shell shell;
-
- public static void show(String message, Throwable e) {
- // rethrow ThreaDeath in order to make sure that RAP will properly clean
- // up the UI thread
- if (e instanceof ThreadDeath)
- throw (ThreadDeath) e;
-
- new NonModalErrorFeedback(getDisplay().getActiveShell(), message, e)
- .open();
- }
-
- public static void show(String message) {
- new NonModalErrorFeedback(getDisplay().getActiveShell(), message, null)
- .open();
- }
-
- /** Tries to find a display */
- private static Display getDisplay() {
- try {
- Display display = Display.getCurrent();
- if (display != null)
- return display;
- else
- return Display.getDefault();
- } catch (Exception e) {
- return Display.getCurrent();
- }
- }
-
- public NonModalErrorFeedback(Shell parentShell, String message, Throwable e) {
- this.message = message;
- this.exception = e;
- log.error(message, e);
- }
-
- public void open() {
- if (shell != null)
- throw new EclipseUiException("There is already a shell");
- shell = new Shell(getDisplay(), SWT.NO_TRIM | SWT.BORDER | SWT.ON_TOP);
- shell.setLayout(new GridLayout());
- // shell.setText("Error");
- shell.setSize(getInitialSize());
- createDialogArea(shell);
- // shell.pack();
- // shell.layout();
-
- Rectangle shellBounds = Display.getCurrent().getBounds();// RAP
- Point dialogSize = shell.getSize();
- int x = shellBounds.x + (shellBounds.width - dialogSize.x) / 2;
- int y = shellBounds.y + (shellBounds.height - dialogSize.y) / 2;
- shell.setLocation(x, y);
-
- shell.addShellListener(new ShellAdapter() {
- private static final long serialVersionUID = -2701270481953688763L;
-
- @Override
- public void shellDeactivated(ShellEvent e) {
- closeShell();
- }
- });
-
- shell.open();
- }
-
- protected void closeShell() {
- shell.close();
- shell.dispose();
- shell = null;
- }
-
- protected Point getInitialSize() {
- // if (exception != null)
- // return new Point(800, 600);
- // else
- return new Point(400, 300);
- }
-
- protected Control createDialogArea(Composite parent) {
- Composite dialogarea = new Composite(parent, SWT.NONE);
- dialogarea.setLayout(new GridLayout());
- // Composite dialogarea = (Composite) super.createDialogArea(parent);
- dialogarea.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
-
- Label messageLbl = new Label(dialogarea, SWT.NONE);
- if (message != null)
- messageLbl.setText(message);
- else if (exception != null)
- messageLbl.setText(exception.getLocalizedMessage());
-
- Composite composite = new Composite(dialogarea, SWT.NONE);
- composite.setLayout(new GridLayout(2, false));
- composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
-
- if (exception != null) {
- Text stack = new Text(composite, SWT.MULTI | SWT.LEAD | SWT.BORDER
- | SWT.V_SCROLL | SWT.H_SCROLL);
- stack.setEditable(false);
- stack.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
- StringWriter sw = new StringWriter();
- exception.printStackTrace(new PrintWriter(sw));
- stack.setText(sw.toString());
- }
-
- // parent.pack();
- return composite;
- }
-}
\ No newline at end of file