我正在尝试编译:http://wiki.forum.nokia.com/index.php/Fetching_a_map_tile_in_Qt_using_Google_Maps
我在OpenSuse 11.2上使用Qt-Mobility 1.2和Qt 4.7
我收到的错误是:
MainWindow.h:7: error: ‘QtMobility’ is not a namespace-name
MainWindow.h:7: error: expected namespace-name before ‘;’ token
MainWindow.h:10: error: expected class-name before ‘{’ token
In file included from /opt/qtsdk-2010.05/qt/include/QtCore/qcoreapplication.h:47,
from /opt/qtsdk-2010.05/qt/include/QtGui/qapplication.h:45,
from /opt/qtsdk-2010.05/qt/include/QtGui/QApplication:1,
from main.cpp:2:
/opt/qtsdk-2010.05/qt/include/QtCore/qeventloop.h:51: error: expected initializer before ‘QtCoreModule’
make: *** [main.o] Error 1
我的.pro文件包含:
TEMPLATE = app
TARGET =
DEPENDPATH += .
INCLUDEPATH += .
HEADERS += MainWindow.h
SOURCES += main.cpp MainWindow.cpp
QT += network
CONFIG += mobility
MOBILITY = location
错误报告在头文件中,我已经显示如下:
#include <QtNetwork/QNetworkAccessManager>
#include <QtNetwork/QNetworkReply>
#include <QPaintEvent>
#include <QPixmap>
using namespace QtMobility;
class MainWindow : public QMainWindow
{
Q_OBJECT
public:
MainWindow ();
void paintEvent(QPaintEvent* paintEvent);
public slots:
void handleNetworkData(QNetworkReply* reply);
private:
void fetchMap(const QSize& size, qreal latitude, qreal longitude);
private:
QNetworkAccessManager networkAccessManager;
QPixmap mapPixmap;
}
请指导。
答案 0 :(得分:2)
您需要至少包含一个QtMobility
标头才能使用该命名空间。
此外,using namespace
声明不再是推荐的方式。使用:
QTM_USE_NAMESPACE