QT添加水印源码

#include “mainwidget.h“
#include 

int main（int argc char *argv[]）
{
    QApplication a（argc argv）;
    MainWidget w;
    w.show（）;

    return a.exec（）;
}

 属性            大小     日期    时间   名称
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     文件     324819  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-Debugdebugmain.o

     文件     537744  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-Debugdebugmainwidget.o

     文件       3662  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-Debugdebugmoc_mainwidget.cpp

     文件     189357  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-Debugdebugmoc_mainwidget.o

     文件    1298105  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-Debugdebugqrc_shuiyin.cpp

     文件     254233  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-Debugdebugqrc_shuiyin.o

     文件    1275062  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-DebugdebugShuiYin.exe

     文件      20173  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-DebugMakefile

     文件      34687  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-DebugMakefile.Debug

     文件      34778  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-DebugMakefile.Release

     文件       2483  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-Debugui_mainwidget.h

     文件      22277  2018-12-31 20:23  build-ShuiYin-Qt5_4_static-DebugMakefile

     文件      35081  2018-12-31 20:23  build-ShuiYin-Qt5_4_static-DebugMakefile.Debug

     文件      36066  2018-12-31 20:23  build-ShuiYin-Qt5_4_static-DebugMakefile.Release

     文件        492  2018-12-31 20:23  build-ShuiYin-Qt5_4_static-Debugshuiyin_plugin_import.cpp

     文件        183  2017-09-27 13:45  main.cpp

     文件       1891  2017-09-27 14:34  mainwidget.cpp

     文件        526  2017-09-27 14:10  mainwidget.h

     文件       1531  2017-09-27 13:52  mainwidget.ui

     文件     249959  2017-09-23 00:28  ShuiYin.png

     文件       1057  2017-09-27 14:08  ShuiYin.pro

     文件      33489  2018-12-31 20:26  ShuiYin.pro.user

     文件         95  2017-09-27 14:08  shuiyin.qrc

     目录          0  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-Debugdebug

     目录          0  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-Debug
elease

     目录          0  2018-12-31 20:23  build-ShuiYin-Qt5_4_static-Debugdebug

     目录          0  2018-12-31 20:23  build-ShuiYin-Qt5_4_static-Debug
elease

     目录          0  2018-12-31 20:23  build-ShuiYin-Desktop_Qt_5_4_0_MinGW_32bit-Debug

     目录          0  2018-12-31 20:23  build-ShuiYin-Qt5_4_static-Debug

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............此处省略2个文件信息