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在QT4的编译环境中编Qt3的教程《家庭价值》时候,出现qvbox.h”: No such file or directory
The QVBox class is now only available as Q3VBox in Qt 4. You can achieve the same result as QVBox by creating a QWidget with a vertical layout:
网上是这样解决的:
#include
#include
#include
#include
int main( int argc, char **argv )
{
QApplication a( argc, argv );
QWidget window; //定义一窗口
window.resize(200,120); //窗口大小
QVBoxLayout layout; //竖着排设计类
QPushButton quit( "Quit", &window ); //退出按钮
quit.setFont( QFont( "Times", 18, QFont::Bold ) ); //字体
QObject::connect( &quit, SIGNAL(clicked()), &a, SLOT(quit()) ); // 按钮按下既是退出信号
layout.addWidget(&quit); //
window.setLayout(&layout); //
window.show();
return a.exec();
}