/usr/bin/ld: cannot find -lclipper: No such file or directory 解决4:进入各自的文件夹中,单独进行编译即可 cd~/Desktop/qt-everywhere-src-5.14.2/build/qtlocation/src/3rdparty/clip2tri sudo gmake -j8cd~/Desktop/qt-everywhere-src-5.14.2/build/qtlocation/src/3rdparty/clipper sudo gmake -j8c...
/usr/lib/gcc-cross/aarch64-linux-gnu/8/../../../../aarch64-linux-gnu/bin/ld.gold:错误: cannot find -lclip2tri /usr/lib/gcc-cross/aarch64-linux-gnu/8/../../../../aarch64-linux-gnu/bin/ld.gold:错误: cannot find -lpoly2tri /usr/lib/gcc-cross/aarch64-linux-gnu/8/.....
QMemArray::bsearch() and QMemArray::sort() have no equivalent in the new QByteArray class. Use qBinaryFind() and qSort() if you need that functionality.QByteArray was an explicitly shared class in Qt 3. See Explicit Sharing for more information.QCache...
enum Qt::FindChildOption flags Qt::FindChildOptions ConstantValueDescription Qt::FindDirectChildrenOnly 0x0 Looks only at the direct children of the object. Qt::FindChildrenRecursively 0x1 Looks at all children of the object (recursive search). The FindChildOptions type is a typedef for QFlags<...
FindChildOptions类型是QFlags <FindChildOption> 的typedef 。它存储FindChildOption值的OR组合。 枚举Qt :: FocusPolicy 此枚举类型定义了窗口小部件在获取键盘焦点方面可以具有的各种策略。 不变值描述 Qt::TabFocus 0x1 小部件通过Tab键接受焦点。 Qt::ClickFocus 0x2 小部件通过单击接受焦点。 Qt::StrongFocus ...