WM_DROPFILES.rar_WM_DROPFILES

// Wndxx.cpp : implementation file // #include "stdafx.h" #include "123.h" #include "Wndxx.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif ///////////////////////////////////////////////////////////////////////////// // CWndxx CWndxx::CWndxx() { } CWndxx::~CWndxx() { } BEGIN_MESSAGE_MAP(CWndxx, CWnd) //{{AFX_MSG_MAP(CWndxx) ON_WM_DROPFILES() ON_WM_CREATE() ON_WM_SIZE() //}}AFX_MSG_MAP ON_BN_CLICKED(2000, OnButton1) END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CWndxx message handlers BOOL CWndxx::PreCreateWindow(CREATESTRUCT& cs) { // TODO: Add your specialized code here and/or call the base class cs.hMenu = NULL; return CWnd::PreCreateWindow(cs); } LRESULT CWndxx::DefWindowProc(UINT message, WPARAM wParam, LPARAM lParam) { // TODO: Add your specialized code here and/or call the base class if(message == WM_DROPFILES){ // DROPFILES *pdrop_f = (DROPFILES *)wParam; // // // //DragQueryFile() // DROPFILES *pdrop_f2 = (DROPFILES *)( *((ULONG *)(wParam))); // // wchar_t *s = (wchar_t *)(pdrop_f2+1); // CString s_c(s); // AfxMessageBox(s_c); } return CWnd::DefWindowProc(message, wParam, lParam); } void CWndxx::OnDropFiles(HDROP hDropInfo) { // TODO: Add your message handler code here and/or call default int i = sizeof(DROPFILES); DROPFILES *pdrop_f = (DROPFILES *)GlobalLock(hDropInfo); wchar_t file_s[MAX_PATH]; UINT nFiles = DragQueryFileW(hDropInfo, -1, file_s, MAX_PATH); for(i=0; i<nFiles; i++) { int nLen = DragQueryFileW(hDropInfo, 0, file_s, MAX_PATH); CString s = file_s; AfxMessageBox(s); } DragFinish(hDropInfo); CWnd::OnDropFiles(hDropInfo); } int CWndxx::OnCreate(LPCREATESTRUCT lpCreateStruct) { if (CWnd::OnCreate(lpCreateStruct) == -1) return -1; // TODO: Add your specialized creation code here btn.Create("C", WS_CHILD| WS_VISIBLE, CRect(0,0,100,20), this, 2000); LPCSTR sClassName = AfxRegisterWndClass(NULL); wnd2.CreateEx(0, sClassName, "Win", WS_CHILD|WS_VISIBLE, CRect(200,200,400,400), this, 3030); return 0; } void CWndxx::OnButton1() { // TODO: Add your control notification handler code here setlocale(LC_ALL, "chs"); CFileDialog cFileDialog( TRUE, NULL, NULL, OFN_HIDEREADONLY, "Any File(*.*) |*.*" ); if(cFileDialog.DoModal() != IDOK) return; CString s(cFileDialog.GetPathName()); wchar_t s_f[MAX_PATH] = {0}; mbstowcs(s_f, s, s.GetLength()); size_t size_n = sizeof(DROPFILES) + (wcslen(s_f)+4)*2; HGLOBAL hGLOBAL = GlobalAlloc( GMEM_MOVEABLE|GMEM_ZEROINIT, size_n); char *c_buf = (char *)GlobalLock(hGLOBAL); DROPFILES *pdrop_f = (DROPFILES *)c_buf; pdrop_f->pFiles = sizeof(DROPFILES); pdrop_f->pt.x = 4; pdrop_f->pt.y = 4; pdrop_f->fNC = 0; pdrop_f->fWide = 1; ASSERT(CString(s_f) == s); wcscpy( (wchar_t *)(pdrop_f+1), s_f); PostMessage( WM_DROPFILES, (WPARAM)hGLOBAL, 0 ); } void CWndxx::OnSize(UINT nType, int cx, int cy) { CWnd::OnSize(nType, cx, cy); // TODO: Add your message handler code here wnd2.UpdateWindow(); }