rbutil: add a errorlog function into rbutil and the possibility to save a log if a error happens. (thanks to bluebrother for the trace functionality)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22329 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 65 insertions, 0 deletions

diff --git a/rbutil/rbutilqt/systrace.cpp b/rbutil/rbutilqt/systrace.cpp
new file mode 100644
index 0000000000..b8f4fb8434
--- /dev/null
+++ b/rbutil/rbutilqt/systrace.cpp
@@ -0,0 +1,65 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ *
+ *   Copyright (C) 2007 by Dominik Riebeling
+ *   $Id$
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#include <QtGui>
+#include "systrace.h"
+#include "ui_systracefrm.h"
+
+
+QString SysTrace::debugbuffer;
+
+SysTrace::SysTrace(QWidget *parent) : QDialog(parent)
+{
+    ui.setupUi(this);
+    ui.textTrace->setReadOnly(true);
+    refresh();
+
+    connect(ui.buttonClose, SIGNAL(clicked()), this, SLOT(close()));
+    connect(ui.buttonSave, SIGNAL(clicked()), this, SLOT(save()));
+    connect(ui.buttonRefresh, SIGNAL(clicked()), this, SLOT(refresh()));
+}
+
+void SysTrace::refresh(void)
+{
+    int pos = ui.textTrace->verticalScrollBar()->value();
+    ui.textTrace->setHtml("<pre>" + debugbuffer + "</pre>");
+    ui.textTrace->verticalScrollBar()->setValue(pos);
+}
+
+void SysTrace::save(void)
+{
+    QString fp = QFileDialog::getSaveFileName(this, tr("Save system trace log"),
+                        QDir::homePath(), "*.log");
+
+    QFile fh(fp);
+    fh.open(QIODevice::WriteOnly);
+    fh.write(debugbuffer.toUtf8(), debugbuffer.size());
+    fh.close();
+}
+
+void SysTrace::debug(QtMsgType type, const char* msg)
+{
+    debugbuffer.append(msg);
+    debugbuffer.append("\n");
+#if !defined(NODEBUG)
+    fprintf(stderr, "%s\n", msg);
+#endif
+
+}
+