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嵌入式Qt程序启动参数-qws

2015-09-01 09:25 489 查看

1 背景

通过串口终端启动arm开发板（linux系统）的Qt应用程序，提示：

[root@FORLINX6410]# /opt/qt-4.7.1/demos/textedit/textedit                       
s3c-nand: 1 bit(s) error detected, corrected successfully                       
QWSSocket::connectToLocalFile could not connect:: No such file or directory     
QWSSocket::connectToLocalFile could not connect:: No such file or directory     
QWSSocket::connectToLocalFile could not connect:: No such file or directory     
QWSSocket::connectToLocalFile could not connect:: No such file or directory     
QWSSocket::connectToLocalFile could not connect:: No such file or directory     
QWSSocket::connectToLocalFile could not connect:: No such file or directory     
No Qt for Embedded Linux server appears to be running.                          
If you want to run this program as a server,                                    
add the "-qws" command-line option.

根据提示，加上-qws参数后，可以正确启动。

参考资料

[1]qt 程序启动参数 -qws

[2]QT中QWS的含义

[3]关于QWSServer

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