我有一个定义如下的类Point:
class Point
{
public:
inline Point() { m_x=0; m_y=0;}
protected:
int m_x;
int m_y;
};
Q_DECLARE_METATYPE(Point)
然后,我想定义一个Point对象的自定义QList,因为我想用一些Point-related方法来扩展基本方法,例如下面的hasX(int x):
class PointList : public QList<Point>
{
public:
inline PointList() {;}
我已经为android和桌面创建了一个新的QT项目,但是当我尝试为android构建时,我会得到以下错误
:-1: error: error: Files\QT\5.7\android_x86\include: No such file or directory
:-1: error: error: Files\QT\5.7\android_x86\include\QtWidgets: No such file or directory
:-1: error: error: Files\QT\5.7\android_x86\include\QtGui: No such file or dire
我尝试按照README.md中的说明从源代码编译最新的磁贴。
我的工作环境:
分片源码: tiled 0.16.1
Mac OS: 10.11.1
Xcode : 7.1
QMake: 3.0
Qt: 5.7.0
Apple LLVM: 7.0.0
但make失败,出现以下错误:
In file included from pythonplugin.cpp:21:
In file included from ./pythonplugin.h:30:
In file included from ../../libtiled/logginginterface.h:33:
In file inclu
几分钟前,我下载了Node.js,将其解压缩到/usr/节点下,调整了路径,运行了npm安装并获得了这些错误。这里有什么问题吗?
bin $ npm install ws
/usr/node/bin
└── ws@1.1.1
npm WARN enoent ENOENT: no such file or directory, open '/usr/node/bin/package.json'
npm WARN bin No description
npm WARN bin No repository field.
npm WARN bin No README data
np
我最近刚刚升级到Qt5.7,我正在尝试构建一个需要找到几个包的项目。我用的是mac电脑,最近也升级到了el capitan。我已经在我的.bash_profile中设置了CMAKE_PREFIX_PATH,并且我已经检查了环境以验证它是正确的。当我做cmake的时候。在我的项目所在的文件夹中(以前我就是这样构建的),它给了我几个错误,例如:
CMake Warning at CMakeLists.txt:79 (FIND_PACKAGE):
By not providing "FindQt5Widgets.cmake" in CMAKE_MODULE_PATH this pro
我正在查看一个图像文件,它是使用带有dd的SD卡创建的,带有Raspbian (上面有QT5.7,我不久前编译过)作为输入。当调用
sudo parted raspbian_jessie_qt5.7_all_modules.img unit s print
我得到了
Error: Can't have a partition outside the disk!
我使用fdisk检查分区
sudo fdisk -lu rasp_jessie_qt5.7.img
具有以下输出
Disk rasp_jessie_qt5.7.img: 7.8 GiB, 8328838656 bytes, 16
当我试图升级Gentoo系统时,我发现了以下错误:
WARNING: One or more updates/rebuilds have been skipped due to a dependency conflict:
sys-libs/zlib:0
(sys-libs/zlib-1.2.11-r1:0/1::gentoo, ebuild scheduled for merge) conflicts with
sys-libs/zlib[minizip] required by (dev-qt/qtwebengine-5.7.1-r2:5/5.7::gentoo, inst
我正在尝试将cocos2d-x 3.12和Qt 5.7合并在一起,并且在链接时不断收到冲突错误消息:
In file included from Qt5.7.0/5.7/clang_64/lib/QtOpenGL.framework/Headers/QGLWidget:1:
In file included from Qt5.7.0/5.7/clang_64/lib/QtOpenGL.framework/Headers/qgl.h:45:
In file included from Qt5.7.0/5.7/clang_64/lib/QtGui.framework/Headers/qopengl
我正试图在我的电脑上安装PyQt5以访问QtDesigner。
在安装过程中,我面临以下错误:
$ python3 configure.py --qmake=/usr/local/Cellar/qt/5.10.1/bin/qmake --sip=/usr/local/Cellar/sip/4.19.8_2/bin/sip
Querying qmake about your Qt installation...
Determining the details of your Qt installation...
This is the GPL version of PyQt 5.7 (licen