package org.argeo.cms.swt.dialogs;
+import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import org.argeo.api.cms.CmsLog;
import org.argeo.cms.CmsMsg;
import org.argeo.cms.swt.Selected;
+import org.argeo.cms.ux.widgets.CmsDialog;
import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
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;
private String message;
private Throwable exception;
- public CmsFeedback(Shell parentShell, String message, Throwable e) {
+ private Text stack;
+
+ private CmsFeedback(Shell parentShell, String message, Throwable e) {
super(parentShell);
this.message = message;
this.exception = e;
- log.error(message, e);
}
- public static CmsFeedback show(String message, Throwable e) {
+ public static CmsFeedback error(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;
+ log.error(message, e);
try {
+ Display display = LightweightDialog.findDisplay();
+
+ CmsFeedback current = (CmsFeedback) display.getData(CmsFeedback.class.getName());
+ if (current != null) {// already one open
+ current.append("");
+ if (message != null)
+ current.append(message);
+ if (e != null)
+ current.append(e);
+ // FIXME set a limit to the size of the text
+ return current;
+ }
+
CmsFeedback cmsFeedback = new CmsFeedback(null, message, e);
cmsFeedback.setBlockOnOpen(false);
cmsFeedback.open();
+ cmsFeedback.getDisplay().setData(CmsFeedback.class.getName(), cmsFeedback);
return cmsFeedback;
} catch (Throwable e1) {
log.error("Cannot open error feedback (" + e.getMessage() + "), original error below", e);
return cmsFeedback;
}
- /** 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();
- // }
- // }
-
protected Control createDialogArea(Composite parent) {
parent.setLayout(new GridLayout(2, false));
Label messageLbl = new Label(parent, SWT.WRAP);
+ messageLbl.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
if (message != null)
messageLbl.setText(message);
else if (exception != null)
Button close = new Button(parent, SWT.FLAT);
close.setText(CmsMsg.close.lead());
close.setLayoutData(new GridData(SWT.END, SWT.TOP, false, false));
- close.addSelectionListener((Selected) (e) -> closeShell(OK));
-
- // Composite composite = new Composite(dialogarea, SWT.NONE);
- // composite.setLayout(new GridLayout(2, false));
- // composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
+ close.addSelectionListener((Selected) (e) -> closeShell(CmsDialog.OK));
if (exception != null) {
- Text stack = new Text(parent, SWT.MULTI | SWT.LEAD | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
+ stack = new Text(parent, 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, 2, 1));
- StringWriter sw = new StringWriter();
+ append(exception);
+ }
+ return messageLbl;
+ }
+
+ protected Point getInitialSize() {
+ if (exception != null)
+ return new Point(800, 600);
+ else
+ return new Point(600, 400);
+ }
+
+ protected void append(String message) {
+ stack.append(message);
+ stack.append("\n");
+ }
+
+ protected void append(Throwable exception) {
+ try (StringWriter sw = new StringWriter()) {
exception.printStackTrace(new PrintWriter(sw));
- stack.setText(sw.toString());
+ stack.append(sw.toString());
+ } catch (IOException e) {
+ // ignore
}
- // parent.pack();
- return messageLbl;
+ }
+
+ @Override
+ protected void onClose() {
+ getDisplay().setData(CmsFeedback.class.getName(), null);
}
}