X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;f=org.argeo.cms.ui%2Fsrc%2Forg%2Fargeo%2Fcms%2Futil%2FSystemNotifications.java;fp=org.argeo.cms.ui%2Fsrc%2Forg%2Fargeo%2Fcms%2Futil%2FSystemNotifications.java;h=54e8eb544755b8262e22d2f2a9f3dc70d505ceec;hb=972528f4de2d00690362c01d3ce843ca9cd10250;hp=0000000000000000000000000000000000000000;hpb=c873a0359345503b8e3ca07828bd99d525ec7cc0;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.cms.ui/src/org/argeo/cms/util/SystemNotifications.java b/org.argeo.cms.ui/src/org/argeo/cms/util/SystemNotifications.java
new file mode 100644
index 000000000..54e8eb544
--- /dev/null
+++ b/org.argeo.cms.ui/src/org/argeo/cms/util/SystemNotifications.java
@@ -0,0 +1,128 @@
+package org.argeo.cms.util;
+
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+import org.apache.commons.io.IOUtils;
+import org.argeo.cms.CmsException;
+import org.argeo.cms.CmsStyles;
+import org.eclipse.rap.rwt.RWT;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.MouseEvent;
+import org.eclipse.swt.events.MouseListener;
+import org.eclipse.swt.events.ShellAdapter;
+import org.eclipse.swt.events.ShellEvent;
+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.Label;
+import org.eclipse.swt.widgets.Shell;
+
+/** Shell displaying system notifications such as exceptions */
+public class SystemNotifications extends Shell implements CmsStyles,
+		MouseListener {
+	private static final long serialVersionUID = -8129377525216022683L;
+
+	private Control source;
+
+	public SystemNotifications(Control source) {
+		super(source.getDisplay(), SWT.NO_TRIM | SWT.BORDER | SWT.ON_TOP);
+		setData(RWT.CUSTOM_VARIANT, CMS_USER_MENU);
+
+		this.source = source;
+
+		// TODO UI
+		// setLocation(source.toDisplay(source.getSize().x - getSize().x,
+		// source.getSize().y));
+		setLayout(new GridLayout());
+		addMouseListener(this);
+
+		addShellListener(new ShellAdapter() {
+			private static final long serialVersionUID = 5178980294808435833L;
+
+			@Override
+			public void shellDeactivated(ShellEvent e) {
+				close();
+				dispose();
+			}
+		});
+
+	}
+
+	public void notifyException(Throwable exception) {
+		Composite pane = this;
+
+		Label lbl = new Label(pane, SWT.NONE);
+		lbl.setText(exception.getLocalizedMessage()
+				+ (exception instanceof CmsException ? "" : "("
+						+ exception.getClass().getName() + ")") + "\n");
+		lbl.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
+		lbl.addMouseListener(this);
+		if (exception.getCause() != null)
+			appendCause(pane, exception.getCause());
+
+		StringBuilder mailToUrl = new StringBuilder("mailto:?");
+		try {
+			mailToUrl.append("subject=").append(
+					URLEncoder.encode(
+							"Exception "
+									+ new SimpleDateFormat("yyyy-MM-dd hh:mm")
+											.format(new Date()), "UTF-8")
+							.replace("+", "%20"));
+
+			StringWriter sw = new StringWriter();
+			exception.printStackTrace(new PrintWriter(sw));
+			IOUtils.closeQuietly(sw);
+
+			// see
+			// http://stackoverflow.com/questions/4737841/urlencoder-not-able-to-translate-space-character
+			String encoded = URLEncoder.encode(sw.toString(), "UTF-8").replace(
+					"+", "%20");
+			mailToUrl.append("&body=").append(encoded);
+		} catch (UnsupportedEncodingException e) {
+			mailToUrl.append("&body=").append("Could not encode: ")
+					.append(e.getMessage());
+		}
+		Label mailTo = new Label(pane, SWT.NONE);
+		CmsUtils.markup(mailTo);
+		mailTo.setText("<a href=\"" + mailToUrl + "\">Send details</a>");
+		mailTo.setLayoutData(new GridData(SWT.END, SWT.FILL, true, false));
+
+		pack();
+		layout();
+
+		setLocation(source.toDisplay(source.getSize().x - getSize().x,
+				source.getSize().y - getSize().y));
+		open();
+	}
+
+	private void appendCause(Composite parent, Throwable e) {
+		Label lbl = new Label(parent, SWT.NONE);
+		lbl.setText(" caused by: " + e.getLocalizedMessage() + " ("
+				+ e.getClass().getName() + ")" + "\n");
+		lbl.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
+		lbl.addMouseListener(this);
+		if (e.getCause() != null)
+			appendCause(parent, e.getCause());
+	}
+
+	@Override
+	public void mouseDoubleClick(MouseEvent e) {
+	}
+
+	@Override
+	public void mouseDown(MouseEvent e) {
+		close();
+		dispose();
+	}
+
+	@Override
+	public void mouseUp(MouseEvent e) {
+	}
+
+}