[FEATURE][needs-docs] Add better crash dialog

Author: NathanW2

images/images.qrc

@@ -557,6 +557,7 @@
         <file>themes/default/mActionNewMap.svg</file>
         <file>themes/default/mActionMapSettings.svg</file>
         <file>themes/default/mActionLockExtent.svg</file>
+        <file>icons/qgis_icon.svg</file>
     </qresource>
     <qresource prefix="/images/tips">
         <file alias="symbol_levels.png">qgis_tips/symbol_levels.png</file>

src/app/CMakeLists.txt

@@ -178,6 +178,7 @@ SET(QGIS_APP_SRCS
 
   qgssettingstree.cpp
   qgsvariantdelegate.cpp
+  qgscrashdialog.cpp
 )
 
 SET (QGIS_APP_MOC_HDRS
@@ -348,6 +349,7 @@ SET (QGIS_APP_MOC_HDRS
 
   qgssettingstree.h
   qgsvariantdelegate.h
+  qgscrashdialog.h
   )
 
 SET (WITH_QWTPOLAR FALSE CACHE BOOL "Determines whether QwtPolar should be built")

src/app/qgisapp.cpp

@@ -110,6 +110,7 @@
 // QGIS Specific Includes
 //
 
+#include "qgscrashdialog.h"
 #include "qgisapp.h"
 #include "qgisappinterface.h"
 #include "qgisappstylesheet.h"
@@ -4724,6 +4725,8 @@ void QgisApp::fileExit()
 
 void QgisApp::fileNew()
 {
+  QgsRuntimeProfiler *profile;
+  profile->clear();
   fileNew( true ); // prompts whether to save project
 } // fileNew()
 
@@ -12505,6 +12508,9 @@ void QgisApp::transactionGroupCommitError( const QString &error )
 #ifdef Q_OS_WIN
 LONG WINAPI QgisApp::qgisCrashDump( struct _EXCEPTION_POINTERS *ExceptionInfo )
 {
+  // Crash dump creation will be move to a new class in the near future.
+
+#if 0
   QString dumpName = QDir::toNativeSeparators(
                        QString( "%1\\qgis-%2-%3-%4-%5.dmp" )
                        .arg( QDir::tempPath() )
@@ -12538,8 +12544,18 @@ LONG WINAPI QgisApp::qgisCrashDump( struct _EXCEPTION_POINTERS *ExceptionInfo )
   {
     msg = QObject::tr( "creation of minidump to %1 failed (%2)" ).arg( dumpName ).arg( GetLastError(), 0, 16 );
   }
+#endif
 
-  QMessageBox::critical( 0, QObject::tr( "Crash dumped" ), msg );
+  QgsCrashDialog dlg( QApplication::activeWindow() );
+  if ( dlg.exec() )
+  {
+    QStringList arguments;
+    arguments = QCoreApplication::arguments();
+    QString path = arguments.at( 0 );
+    arguments.removeFirst();
+    arguments << QgsProject::instance()->fileName();
+    QProcess::startDetached( path, arguments, QDir::toNativeSeparators( QCoreApplication::applicationDirPath() ) );
+  }
 
   return EXCEPTION_EXECUTE_HANDLER;
 }

src/app/qgscrashdialog.cpp

@@ -0,0 +1,32 @@
+/***************************************************************************
+                qgscrashdialog.cpp - QgsCrashDialog
+
+ ---------------------
+ begin                : 11.4.2017
+ copyright            : (C) 2017 by Nathan Woodrow
+ email                : woodrow.nathan@gmail.com
+ ***************************************************************************
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+
+#include "qgscrashdialog.h"
+
+QgsCrashDialog::QgsCrashDialog( QWidget *parent )
+  : QDialog( parent )
+{
+  setupUi( this );
+  setWindowTitle( tr( "Oh. Snap!" ) );
+
+  mCrashHeaderMessage->setText( tr( "Ouch!" ) );
+  mCrashMessage->setText( tr("Sorry it looks like QGIS crashed. \nSomething unexpected happened that we didn't handle correctly."));
+
+  mHelpLabel->setText( tr( "Keen to help us fix it? <br> <a href=\"http://qgis.org/en/site/getinvolved/development/bugreporting.html#bugs-features-and-issues\"> Follow the steps to help devs.<a>" ) );
+  mHelpLabel->setTextInteractionFlags( Qt::TextBrowserInteraction );
+  mHelpLabel->setOpenExternalLinks( true );
+}

src/app/qgscrashdialog.h

@@ -0,0 +1,38 @@
+/***************************************************************************
+                qgscrashdialog.h - QgsCrashDialog
+
+ ---------------------
+ begin                : 11.4.2017
+ copyright            : (C) 2017 by Nathan Woodrow
+ email                : woodrow.nathan@gmail.com
+ ***************************************************************************
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+#ifndef QGSCRASHDIALOG_H
+#define QGSCRASHDIALOG_H
+
+#include <QDialog>
+#include "ui_qgscrashdialog.h"
+#include "qgis_app.h"
+
+/**
+ * A dialog to show a nicer crash dialog to the user.
+ */
+class APP_EXPORT QgsCrashDialog : public QDialog, private Ui::QgsCrashDialog
+{
+    Q_OBJECT
+  public:
+
+    /**
+     * A dialog to show a nicer crash dialog to the user.
+     */
+    QgsCrashDialog( QWidget *parent = nullptr );
+};
+
+#endif // QGSCRASHDIALOG_H