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Thread: Unhandled exception at 0x671b13c2 (QtCored4.dll), Breaking there

  1. 11th October 2011, 04:02 #1
    snowsoman
    snowsoman is offline Beginner
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    Default Unhandled exception at 0x671b13c2 (QtCored4.dll), Breaking there

    I am trying to include a widget i created in another file in my main window file. I get no compile or link errors ,but it will end up breaking on this line in my qobject.h file. I think maybe i am not declaring something right ,but i really have no idea. Any help that can be provided is welcome
    Qt Code: 
    1. inline QObject *parent() const { return d_ptr->parent; }
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    iconArea.h

    Qt Code: 
    1. #ifndef ICONAREA_H
    2. #define ICONAREA_H
    3.  
    4. #include <QtGui/QMainWindow>
    5. #include <QWidget>
    6.  
    7. class iconArea : public QWidget
    8. {
    9. 	Q_OBJECT
    10.  
    11. public:
    12. 	iconArea(QWidget *parent =0);
    13. 	void setIcon(const QIcon &icon);
    14.      void setSize(const QSize &size);
    15. private:
    16. 	 QIcon icon;
    17.      QSize size;
    18. 	 void createIcons();
    19.  
    20. };
    21.  
    22. #endif // ICONAREA_H
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    iconarea.cpp

    Qt Code: 
    1. #include "iconarea.h"
    2.  
    3. #include <QLayout>
    4. #include <QPushButton>
    5.  
    6. iconArea::iconArea(QWidget *parent)
    7. : QWidget(parent)
    8. {
    9. 	QGridLayout *mainLayout = new QGridLayout;
    10. 	setLayout(mainLayout);
    11.  
    12. 		QPushButton *button1 = new QPushButton;
    13. 	button1->setIcon(QIcon("light.png"));
    14. 	button1->setIconSize(QSize(80,80));
    15.  
    16. 	QPushButton *button2 = new QPushButton;
    17. 	button2->setIcon(QIcon("cloud.png"));
    18. 	button2->setIconSize(QSize(80,80));
    19.  
    20. 	QPushButton *button3 = new QPushButton;
    21. 	button3->setIcon(QIcon("Control.gif"));
    22. 	button3->setIconSize(QSize(80,80));
    23.  
    24. 	QPushButton *button4 = new QPushButton;
    25. 	button4->setIcon(QIcon("images.jpg"));
    26. 	button4->setIconSize(QSize(80,80));
    27.  
    28. 	QPushButton *button5 = new QPushButton;
    29. 	button5->setIcon(QIcon("upgrade.png"));
    30. 	button5->setIconSize(QSize(80,80));
    31.  
    32. 	QPushButton *button6 = new QPushButton;
    33. 	button6->setIcon(QIcon("power.gif"));
    34. 	button6->setIconSize(QSize(80,80));
    35.  
    36. 	mainLayout->addWidget(button1, 0,0);
    37. 	mainLayout->addWidget(button2, 0,1);
    38. 	mainLayout->addWidget(button3, 1,0);
    39. 	mainLayout->addWidget(button4, 1,1);
    40. 	mainLayout->addWidget(button5, 2,0);
    41. 	mainLayout->addWidget(button6, 2,1);
    42. }
    43.  
    44. void createIcons()
    45. {
    46.  
    47. }
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    seniorgui.cpp

    Qt Code: 
    1. #include "seniorgui.h"
    2. #include "iconArea.h"
    3. #include <QtGui>
    4. seniorGui::seniorGui(QWidget *parent, Qt::WFlags flags)
    5. 	: QMainWindow(parent, flags)
    6. {
    7. 	centralWidget = new QWidget;
    8.     setCentralWidget(centralWidget);
    9.  
    10. 	 QGridLayout *mainLayout = new QGridLayout;
    11. 	  mainLayout->addWidget(previewArea, 0, 0, 0, 0);
    12. 	   centralWidget->setLayout(mainLayout);
    13.  
    14. 	createActions();
    15. 	createMenus();
    16. 	createToolBars();
    17.  
    18. 	setWindowTitle(tr("ModBus TCP/IP Senior Gui"));
    19. 	resize(minimumSizeHint());
    20.  
    21. }
    22.  
    23. void seniorGui::closeEvent(QCloseEvent *event)
    24. {
    25.  
    26. }
    27.  
    28.  void seniorGui::about()
    29.  {
    30.     QMessageBox::about(this, tr("About Application"),
    31.              tr("This is a <b>Application</b> that will use"
    32. 			 "ModBus TCP/IP to connect and control several devices"));
    33.  }
    34.  
    35.  void seniorGui::createActions()
    36.  {
    37. 		connectAct = new QAction(QIcon("connect.png"), tr("&Connect"), this);
    38. 		//connectAct = setShortcuts(QKeySequence::Connect);
    39. 		connectAct->setStatusTip(tr("Connect to IP Address"));
    40. 		//connect(connectAct, SIGNAL(clicked()), this, SLOT(connectFile()));
    41.  
    42. 		helpAct = new QAction(QIcon("help.gif"), tr("&help"), this);
    43. 		//connectAct = setShortcuts(QKeySequence::Connect);
    44. 		helpAct->setStatusTip(tr("Let's Help you out"));
    45. 		//connect(helpAct, SIGNAL(clicked()), this, SLOT(helpFile()));
    46.  
    47. 		qtAct = new QAction(QIcon("qt.png"), tr("&Qt"), this);
    48. 		//connectAct = setShortcuts(QKeySequence::Connect);
    49. 		qtAct->setStatusTip(tr("Learn more about Qt"));
    50. 	    //connect(newAct, SIGNAL(clicked()), this, SLOT(qtHelp()));	
    51.  
    52. 		disconnectAct = new QAction(QIcon("Disconnect.png"), tr("&Disconnect"), this);
    53. 		//connectAct = setShortcuts(QKeySequence::Connect);
    54. 		disconnectAct->setStatusTip(tr("Disconnecting from Module"));
    55. 		//connect(newAct, SIGNAL(clicked()), this, SLOT(disconnectFile()));
    56.  
    57.  }
    58.  
    59.  void seniorGui::createToolBars()
    60.  {
    61. 	fileToolBar = addToolBar(tr("Connect"));
    62. 	fileToolBar->addAction(connectAct);
    63. 	fileToolBar->addAction(disconnectAct);
    64.  
    65. 	fileToolBar = addToolBar(tr("Help"));
    66. 	fileToolBar->addAction(helpAct);
    67. 	fileToolBar->addAction(qtAct);
    68.  
    69.  
    70.  }
    71.  void seniorGui::createMenus()
    72.  {
    73. 	fileMenu = menuBar()->addMenu(tr("&File"));
    74. 	fileMenu->addAction(connectAct);
    75. 	fileMenu->addAction(disconnectAct);
    76.  
    77. 	fileMenu = menuBar()->addMenu(tr("&Help"));
    78. 	fileMenu->addAction(helpAct);
    79. 	fileMenu->addAction(qtAct);
    80.  }
    81. /*
    82.  void seniorGui::createStatusBars()
    83.  {
    84. 	statusBar()->showMessage(tr("Ready"));
    85.  }
    86. */
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    seniorgui.h

    Qt Code: 
    1. #ifndef SENIORGUI_H
    2. #define SENIORGUI_H
    3.  
    4. #include <QtGui>
    5. #include <QIcon>
    6. #include <QLayout>
    7.  
    8. class QAction;
    9. class QMenu;
    10. class iconArea;
    11.  
    12. class seniorGui : public QMainWindow
    13. {
    14. 	Q_OBJECT
    15.  
    16. public:
    17. 	seniorGui(QWidget *parent = 0, Qt::WFlags flags = 0);
    18.  
    19. protected:
    20. 	  void closeEvent(QCloseEvent *event);
    21. private slots:
    22. 	void about();
    23.  
    24. private:
    25. 	void createActions();
    26. 	void createMenus();
    27. 	void createToolBars();
    28.  
    29. 	QWidget *centralWidget;
    30.  
    31. 	// QGroupBox *previewGroupBox;
    32.      iconArea *previewArea;
    33.  
    34. 	QMenu *fileMenu;
    35. 	QMenu *editMenu;
    36. 	QMenu *helpMenu;
    37.  
    38. 	QToolBar *fileToolBar;
    39. 	QToolBar *editToolBar;
    40.  
    41. 	QAction  *aboutAct;
    42. 	QAction  *aboutQtAct;
    43. 	QAction  *connectAct;
    44. 	QAction  *disconnectAct;
    45. 	QAction  *helpAct;
    46. 	QAction  *qtAct;
    47.  
    48. };
    49.  
    50. #endif // SENIORGUI_H
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    main.cpp

    Qt Code: 
    1. #include "seniorgui.h"
    2. #include <QtGui/QApplication>
    3.  
    4. int main(int argc, char *argv[])
    5. {
    6. 	QApplication a(argc, argv);
    7. 	a.setOrganizationName("");
    8. 	a.setApplicationName("");
    9. 	seniorGui w;
    10. 	w.show();
    11. 	return a.exec();
    12. }
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  2. 11th October 2011, 04:28 #2
    hoffen
    hoffen is offline Beginner
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    Default Re: Unhandled exception at 0x671b13c2 (QtCored4.dll), Breaking there

    you forgot this previewArea = new iconArea(); in seniorGui
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  3. 11th October 2011, 14:55 #3
    snowsoman
    snowsoman is offline Beginner
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    Default Re: Unhandled exception at 0x671b13c2 (QtCored4.dll), Breaking there

    Well crap that worked perfectly. So i was declaring a new object based off my iconArea class? Why was it breaking there tho?
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