tools/scriptenginedebugger/scriptenginedebugger.cpp

   1 /*
   2   scriptenginedebugger.cpp
   3
   4   This file is part of GammaRay, the Qt application inspection and
   5   manipulation tool.
   6
   7   Copyright (C) 2010-2011 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
   8   Author: Volker Krause <volker.krause@kdab.com>
   9
  10   This program is free software; you can redistribute it and/or modify
  11   it under the terms of the GNU General Public License as published by
  12   the Free Software Foundation, either version 2 of the License, or
  13   (at your option) any later version.
  14
  15   This program is distributed in the hope that it will be useful,
  16   but WITHOUT ANY WARRANTY; without even the implied warranty of
  17   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18   GNU General Public License for more details.
  19
  20   You should have received a copy of the GNU General Public License
  21   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  22 */
  23
  24 #include "scriptenginedebugger.h"
  25 #include "ui_scriptenginedebugger.h"
  26
  27 #include <probeinterface.h>
  28 #include <objecttypefilterproxymodel.h>
  29 #include <singlecolumnobjectproxymodel.h>
  30
  31 #include <QtScript/qscriptengine.h>
  32 #include <QtScriptTools/QScriptEngineDebugger>
  33 #include <QDebug>
  34 #include <QMainWindow>
  35 #include <QtPlugin>
  36
  37 using namespace GammaRay;
  38
  39 ///NOTE: for crashes related to script engine debugger on shutdown, see:
  40 ///      https://bugreports.qt.nokia.com/browse/QTBUG-21548
  41 ///      Also it seems that we get another crash when the interrupt action
  42 ///      was triggered and we close the mainwindow.
  43
  44 ScriptEngineDebugger::ScriptEngineDebugger(ProbeInterface *probe, QWidget *parent)
  45   : QWidget(parent), ui(new Ui::ScriptEngineDebugger), debugger(new QScriptEngineDebugger(this))
  46 {
  47   ui->setupUi(this);
  48
  49   ObjectTypeFilterProxyModel<QScriptEngine> *scriptEngineFilter =
  50     new ObjectTypeFilterProxyModel<QScriptEngine>(this);
  51   scriptEngineFilter->setSourceModel(probe->objectListModel());
  52   SingleColumnObjectProxyModel *singleColumnProxy =
  53     new SingleColumnObjectProxyModel(this);
  54   singleColumnProxy->setSourceModel(scriptEngineFilter);
  55   ui->scriptEngineComboBox->setModel(singleColumnProxy);
  56   connect(ui->scriptEngineComboBox, SIGNAL(activated(int)), SLOT(scriptEngineSelected(int)));
  57
  58   ui->verticalLayout_10->addWidget(debugger->standardWindow());
  59
  60   if (ui->scriptEngineComboBox->count()) {
  61     scriptEngineSelected(0);
  62   }
  63 }
  64
  65 ScriptEngineDebugger::~ScriptEngineDebugger()
  66 {
  67   debugger->detach();
  68 }
  69
  70 void ScriptEngineDebugger::scriptEngineSelected(int index)
  71 {
  72   QObject *obj =
  73     ui->scriptEngineComboBox->itemData(index, ObjectModel::ObjectRole).value<QObject*>();
  74   QScriptEngine *engine = qobject_cast<QScriptEngine*>(obj);
  75   if (engine) {
  76     debugger->attachTo(engine);
  77 // FIXME: if we'd do that, we'd get crashes on shutdown.
  78 //     debugger->action(QScriptEngineDebugger::InterruptAction)->trigger();
  79   }
  80 }
  81
  82 Q_EXPORT_PLUGIN(ScriptEngineDebuggerFactory)
  83
  84 #include "scriptenginedebugger.moc"