c#调用qt dll

两种接口的使用 1. 返回类型为int的简单add函数 2. 回调函数

/****************************************************************************
** meta object code from reading C++ file ‘qwinhost.h‘
**
** Created by: The Qt meta object Compiler version 67 （Qt 5.9.0）
**
** WARNING! All changes made in this file will be lost!
*****************************************************************************/

#include “../../qtdll/src/qwinhost.h“
#include 
#include tatype.h>
#if !defined（Q_MOC_OUTPUT_REVISION）
#error “The header file ‘qwinhost.h‘ doesn‘t include ject>.“
#elif Q_MOC_OUTPUT_REVISION != 67
#error “This file was generated using the moc from 5.9.0. It“
#error “cannot be used with the include files from this version of Qt.“
#error “（The moc has changed too much.）“
#endif

QT_BEGIN_MOC_NAMESPACE
QT_WARNING_PUSH
QT_WARNING_DISABLE_DEPRECATED
struct qt_meta_stringdata_QWinHost_t {
    QByteArrayData data[1];
    char stringdata0[9];
};
#define QT_MOC_LITERAL（idx ofs len） \
    Q_STATIC_BYTE_ARRAY_DATA_HEADER_INITIALIZER_WITH_OFFSET（len \
    qptrdiff（offsetof（qt_meta_stringdata_QWinHost_t stringdata0） + ofs \
        - idx * sizeof（QByteArrayData）） \
    ）
static const qt_meta_stringdata_QWinHost_t qt_meta_stringdata_QWinHost = {
    {
QT_MOC_LITERAL（0 0 8） // “QWinHost“

    }
    “QWinHost“
};
#undef QT_MOC_LITERAL

static const uint qt_meta_data_QWinHost[] = {

 // content:
       7       // revision
       0       // classname
       0    0 // classinfo
       0    0 // methods
       0    0 // properties
       0    0 // enums/sets
       0    0 // constructors
       0       // flags
       0       // signalCount

       0        // eod
};

void QWinHost::qt_static_metacall（Qobject *_o Qmetaobject::Call _c int _id void **_a）
{
    Q_UNUSED（_o）;
    Q_UNUSED（_id）;
    Q_UNUSED（_c）;
    Q_UNUSED（_a）;
}

const Qmetaobject QWinHost::staticmetaobject = {
    { &QWidget::staticmetaobject qt_meta_stringdata_QWinHost.data
      qt_meta_data_QWinHost  qt_static_metacall nullptr nullptr}
};


const Qmetaobject *QWinHost::metaobject（） const
{
    return Qobject::d_ptr->metaobject ? Qobject::d_ptr->dynamicmetaobject（） : &staticmetaobject;
}

void *QWinHost::qt_metacast（const char *_clname）
{
    if （!_clname） return nullptr;
    if （!strcmp（_clname qt_meta_stringdata_QWinHost.stringdata0））
        return static_cast（const_cast< QWinHost*>（this））;
    return QWidget::qt_metacast（_clname）;
}

int QWinHost::qt_metacall（Qmetaobject::Call _c int _id void **_a）
{
    _id = QWidget::qt_metacall（_c _id _a）;
    return _id;
}
QT_WARNING_POP
QT_END_MOC_NAMESPACE

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件       1094  2019-03-11 09:18  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\.qmake.stash

     文件      82326  2019-03-11 14:04  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\main.obj

     文件        250  2019-03-11 13:56  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\moc_predefs.h

     文件       2695  2019-03-11 13:56  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\moc_qwinhost.cpp

     文件      68209  2019-03-11 13:56  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\moc_qwinhost.obj

     文件       2735  2019-03-11 13:56  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\moc_qwinwidget.cpp

     文件      81319  2019-03-11 13:56  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\moc_qwinwidget.obj

     文件     127503  2019-03-11 13:56  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\qmfcapp.obj

     文件      93696  2019-03-11 14:04  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\qtdll.dll

     文件       5492  2019-03-11 14:04  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\qtdll.exp

     文件     834032  2019-03-11 14:04  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\qtdll.ilk

     文件       9346  2019-03-11 14:04  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\qtdll.lib

     文件    1716224  2019-03-11 14:04  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\qtdll.pdb

     文件    1396736  2019-03-11 14:04  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\qtdll.vc.pdb

     文件     102540  2019-03-11 13:56  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\qwinhost.obj

     文件     135152  2019-03-11 13:56  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\debug\qwinwidget.obj

     文件      29712  2019-03-11 13:56  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\Makefile

     文件      62554  2019-03-11 13:56  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\Makefile.Debug

     文件      62600  2019-03-11 13:56  qtdll\build-qtdll-Desktop_Qt_5_9_0_MSVC2015_64bit-Debug\Makefile.Release

     文件      11600  2019-03-11 14:35  qtdll\csharp-testdll\csharp-testdll\bin\Debug\csharp-testdll.vshost.exe

     文件      93696  2019-03-11 14:04  qtdll\csharp-testdll\csharp-testdll\bin\Debug\qtdll.dll

     文件       5120  2019-03-11 14:39  qtdll\csharp-testdll\csharp-testdll\bin\x64\Debug\csharp-testdll.exe

     文件      11776  2019-03-11 14:39  qtdll\csharp-testdll\csharp-testdll\bin\x64\Debug\csharp-testdll.pdb

     文件      11592  2019-03-11 14:41  qtdll\csharp-testdll\csharp-testdll\bin\x64\Debug\csharp-testdll.vshost.exe

     文件    4173928  2014-03-11 18:54  qtdll\csharp-testdll\csharp-testdll\bin\x64\Debug\D3Dcompiler_47.dll

     文件     105472  2017-05-26 23:50  qtdll\csharp-testdll\csharp-testdll\bin\x64\Debug\iconengines\qsvgicond.dll

     文件     102912  2017-05-26 21:21  qtdll\csharp-testdll\csharp-testdll\bin\x64\Debug\imageformats\qgifd.dll

     文件     124416  2017-05-26 23:51  qtdll\csharp-testdll\csharp-testdll\bin\x64\Debug\imageformats\qicnsd.dll

     文件     102400  2017-05-26 21:20  qtdll\csharp-testdll\csharp-testdll\bin\x64\Debug\imageformats\qicod.dll

     文件     524800  2017-05-26 21:22  qtdll\csharp-testdll\csharp-testdll\bin\x64\Debug\imageformats\qjpegd.dll

............此处省略88个文件信息