hi
i have a problem in one of Qt example. I am following C++ GUI Programming with Qt, Second Edition and Using Qt Creator. I copy an example from this book but it is not working and showing error this error to me
Starting: "C:/Qt/2010.04/mingw/bin/mingw32-make.exe" -w
mingw32-make: Entering directory `C:/Qt/2010.04/examples/find-build-desktop'
C:/Qt/2010.04/mingw/bin/mingw32-make -f Makefile.Debug
mingw32-make[1]: Entering directory `C:/Qt/2010.04/examples/find-build-desktop'
c:\Qt\2010.04\qt\bin\uic.exe ..\find\finddialog.ui -o ui_finddialog.h
g++ -c -g -frtti -fexceptions -mthreads -Wall -DUNICODE -DQT_LARGEFILE_SUPPORT -DQT_DLL -DQT_GUI_LIB -DQT_CORE_LIB -DQT_THREAD_SUPPORT -DQT_NEEDS_QMAIN -I"..\..\qt\include\QtCore" -I"..\..\qt\include\QtGui" -I"..\..\qt\include" -I"..\..\qt\include\ActiveQt" -I"debug" -I"." -I"..\find" -I"." -I"..\..\qt\mkspecs\win32-g++" -o debug\main.o ..\find\main.cpp
mingw32-make[1]: Leaving directory `C:/Qt/2010.04/examples/find-build-desktop'
mingw32-make: Leaving directory `C:/Qt/2010.04/examples/find-build-desktop'
mingw32-make[1]: *** [debug/main.o] Error 1
mingw32-make: *** [debug] Error 2
The process "C:/Qt/2010.04/mingw/bin/mingw32-make.exe" exited with code %2.
Error while building project find (target: Desktop)
When executing build step 'Make'
Starting: "C:/Qt/2010.04/mingw/bin/mingw32-make.exe" -w
mingw32-make: Entering directory `C:/Qt/2010.04/examples/find-build-desktop'
C:/Qt/2010.04/mingw/bin/mingw32-make -f Makefile.Debug
mingw32-make[1]: Entering directory `C:/Qt/2010.04/examples/find-build-desktop'
c:\Qt\2010.04\qt\bin\uic.exe ..\find\finddialog.ui -o ui_finddialog.h
g++ -c -g -frtti -fexceptions -mthreads -Wall -DUNICODE -DQT_LARGEFILE_SUPPORT -DQT_DLL -DQT_GUI_LIB -DQT_CORE_LIB -DQT_THREAD_SUPPORT -DQT_NEEDS_QMAIN -I"..\..\qt\include\QtCore" -I"..\..\qt\include\QtGui" -I"..\..\qt\include" -I"..\..\qt\include\ActiveQt" -I"debug" -I"." -I"..\find" -I"." -I"..\..\qt\mkspecs\win32-g++" -o debug\main.o ..\find\main.cpp
mingw32-make[1]: Leaving directory `C:/Qt/2010.04/examples/find-build-desktop'
mingw32-make: Leaving directory `C:/Qt/2010.04/examples/find-build-desktop'
mingw32-make[1]: *** [debug/main.o] Error 1
mingw32-make: *** [debug] Error 2
The process "C:/Qt/2010.04/mingw/bin/mingw32-make.exe" exited with code %2.
Error while building project find (target: Desktop)
When executing build step 'Make'
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here is my code
finddialog.h
#ifndef FINDDIALOG_H #define FINDDIALOG_H
#include <QDialog>
class QlineEdit;
{
Q_OBJECT;
public:
signals:
void findNext
(const QString &str, Qt
::CaseSensitivity cs
);
void findPrevious
(const QString &str, Qt
::CaseSensitivity cs
);
private slots:
void findClicked();
void enableFindButton
(const QString &text
);
private:
};
#endif
#ifndef FINDDIALOG_H #define FINDDIALOG_H
#include <QDialog>
class QCheckBox;
class QLabel;
class QlineEdit;
class QPushButton;
class FindDialog : public QDialog
{
Q_OBJECT;
public:
FindDialog(QWidget *parent = 0);
signals:
void findNext(const QString &str, Qt::CaseSensitivity cs);
void findPrevious(const QString &str, Qt::CaseSensitivity cs);
private slots:
void findClicked();
void enableFindButton(const QString &text);
private:
QLabel *label;
QLineEdit *lineEdit;
QCheckBox *caseCheckBox;
QCheckBox *backwardCheckBox;
QPushButton *findButton;
QPushButton *closeButton;
};
#endif
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finddialog.cpp
#include <QtGui> #include "finddialog.h";
FindDialog
::FindDialog(QWidget *parent
){
label
= new QLabel(tr
("Find &what:"));
label->setBuddy(lineEdit);
caseCheckBox
= new QCheckBox(tr
("Match &case"));
backwardCheckBox
= new QCheckBox(tr
("Search &backward"));
findButton->setDefault(true);
findButton->setEnabled(false);
connect(lineEdit,
SIGNAL(textChanged
(const QString &)),
this,
SLOT(enableFindButton
(const QString &)));
connect(findButton, SIGNAL(clicked()),
this, SLOT(findClicked()));
connect(closeButton, SIGNAL(clicked()),
this, SLOT(close()));
topLeftLayout->addWidget(label);
topLeftLayout->addWidget(lineEdit);
leftLayout->addLayout(topLeftLayout);
leftLayout->addWidget(caseCheckBox);
leftLayout->addWidget(backwardCheckBox);
rightLayout->addWidget(findButton);
rightLayout->addWidget(closeButton);
rightLayout->addStretch();
mainLayout->addLayout(leftLayout);
mainLayout->addLayout(rightLayout);
setLayout(mainLayout);
setWindowTitle(tr("Find"));
setFixedHeight(sizeHint().height());
}
void FindDialog::findClicked()
{
QtCaseSensitivity cs =
caseCheckBox->isChecked() ? Qt::CaseSensitive
: Qt::CaseInsensitive;
if(backwardCheckBox->isChecked())
{
emit findPrevious(text, cs);
}
else {
emit findNext(text, cs);
}
}
void FindDialog
::enableFindButton(const QString &text
) {
findButton->setEnabled(!text.isEmpty());
}
#include <QtGui> #include "finddialog.h";
FindDialog::FindDialog(QWidget *parent)
:QDialog(parent)
{
label = new QLabel(tr("Find &what:"));
lineEdit = new QLineEdit;
label->setBuddy(lineEdit);
caseCheckBox = new QCheckBox(tr("Match &case"));
backwardCheckBox = new QCheckBox(tr("Search &backward"));
findButton = new QPushButton(tr("&Find"));
findButton->setDefault(true);
findButton->setEnabled(false);
closeButton = new QPushButton(tr("Close"));
connect(lineEdit, SIGNAL(textChanged(const QString &)),
this, SLOT(enableFindButton(const QString &)));
connect(findButton, SIGNAL(clicked()),
this, SLOT(findClicked()));
connect(closeButton, SIGNAL(clicked()),
this, SLOT(close()));
QHBoxLayout *topLeftLayout = new QHBoxLayout;
topLeftLayout->addWidget(label);
topLeftLayout->addWidget(lineEdit);
QVBoxLayout *leftLayout = new QVBoxLayout;
leftLayout->addLayout(topLeftLayout);
leftLayout->addWidget(caseCheckBox);
leftLayout->addWidget(backwardCheckBox);
QVBoxLayout *rightLayout = new QVBoxLayout;
rightLayout->addWidget(findButton);
rightLayout->addWidget(closeButton);
rightLayout->addStretch();
QHBoxLayout *mainLayout = new QHBoxLayout;
mainLayout->addLayout(leftLayout);
mainLayout->addLayout(rightLayout);
setLayout(mainLayout);
setWindowTitle(tr("Find"));
setFixedHeight(sizeHint().height());
}
void FindDialog::findClicked()
{
QString text = lineEdit->text();
QtCaseSensitivity cs =
caseCheckBox->isChecked() ? Qt::CaseSensitive
: Qt::CaseInsensitive;
if(backwardCheckBox->isChecked())
{
emit findPrevious(text, cs);
}
else {
emit findNext(text, cs);
}
}
void FindDialog::enableFindButton(const QString &text)
{
findButton->setEnabled(!text.isEmpty());
}
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main.cpp
#include <QtGui/QApplication> #include "finddialog.h"
int main(int argc, char *argv[])
{
FindDialog *dialog = new FindDialog;
dialog.show();
return app.exec();
}
#include <QtGui/QApplication> #include "finddialog.h"
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
FindDialog *dialog = new FindDialog;
dialog.show();
return app.exec();
}
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