QtQProcess嵌入word、excel、ppt

#include "mainwindow.h"

#include <QApplication>

#include <QProcess>

#include <QObject>

#include <QWindow>

#include <windows.h>

int main(int argc, char *argv[])

{

QApplication a(argc, argv);

MainWindow w;

// Start child process

QProcess webProcess;

webProcess.start("\"C:\\Program Files\\Microsoft Office\\Office15\\WINWORD.EXE\"", QStringList() << ("D:\\test.docx"));

// Get child process handle

WId childId = (WId)FindWindow(L"OpusApp", NULL); //excel XLMAIN ppt PPTFrameClass

int n = 0;

while (true) {

Sleep(1);

childId = (WId)FindWindow(L"OpusApp", NULL);

if (childId != 0) {

break;

} else if(n > 15000) {

return 1;

}

}

HWND childHwnd = (HWND)childId;

// Put the child window in front first, and then put it back

SetWindowPos(childHwnd,HWND_TOP,0,0,0,0,SWP_NOSIZE|SWP_NOMOVE);

SetWindowPos(childHwnd,HWND_BOTTOM,0,0,0,0,SWP_NOSIZE|SWP_NOMOVE);

// Get the parent window's geometry

QRect rt = w.geometry();

// Get the child window object by id

QWindow *childWd;

childWd = QWindow::fromWinId(childId);

// Set child window geometry

childWd->setGeometry(rt);

// Get parent process handle

WId parentId = w.winId();

HWND parentHwnd = (HWND)parentId;

// Embedding child window into parent window

SetParent(childHwnd, parentHwnd);

w.show();

return a.exec();

}