#include <Windows.h>
#include <CommCtrl.h>
#include <locale.h>
#include <shlwapi.h>
LONG g_lOriWndProc = NULL;
#define  ID_COMBO_ADDR 0x47c
#define  ID_LEFT_TOOBAR 0x4A0
LRESULT static __stdcall  _WndProc ( HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam  )
{switch(uMsg){case WM_COMMAND:{if( wParam == IDOK ){wchar_t wcDirPath[MAX_PATH] = {0};HWND hComboAddr = GetDlgItem(hwnd, ID_COMBO_ADDR);if (hComboAddr != NULL){GetWindowText(hComboAddr, wcDirPath, MAX_PATH);}if (!wcslen(wcDirPath)){break;}DWORD dwAttr = GetFileAttributes(wcDirPath);if(dwAttr != -1 && (FILE_ATTRIBUTE_DIRECTORY & dwAttr)){LPOPENFILENAMEW oFn = (LPOPENFILENAME)GetProp(hwnd, L"OPENFILENAME");if (oFn){int size = oFn->nMaxFile > MAX_PATH?MAX_PATH: oFn->nMaxFile;memcpy(oFn->lpstrFile, wcDirPath, size * sizeof(wchar_t));RemoveProp(hwnd, L"OPENFILENAME");EndDialog(hwnd, 1);}else{EndDialog(hwnd, 0);}}break;}////如果是左边toolbar发出的WM_COMMOND消息（即点击左边的toolbar）, 则清空OK按钮旁的组合框。HWND hCtrl = (HWND)lParam;if (hCtrl == NULL){break;}int ctrlId = GetDlgCtrlID(hCtrl);if (ctrlId == ID_LEFT_TOOBAR){HWND hComboAddr = GetDlgItem(hwnd, ID_COMBO_ADDR);if (hComboAddr != NULL){SetWindowTextW(hComboAddr, L"");}}}break;}    int i = CallWindowProc( (WNDPROC) g_lOriWndProc , hwnd, uMsg, wParam ,lParam );return i;
}
UINT_PTR static __stdcall  MyFolderProc(  HWND hdlg, UINT uiMsg, WPARAM wParam, LPARAM lParam )
{//参考reactos可知，hdlg 是一个隐藏的对话框，其父窗口为打开文件对话框， OK，CANCEL按钮等控件的消息在父窗口处理。if(uiMsg == WM_NOTIFY){LPOFNOTIFY lpOfNotify = (LPOFNOTIFY)lParam;if (lpOfNotify->hdr.code == CDN_INITDONE ){SetPropW(GetParent(hdlg), L"OPENFILENAME", (HANDLE)(lpOfNotify->lpOFN));g_lOriWndProc  = ::SetWindowLongW( ::GetParent( hdlg ), GWL_WNDPROC , (LONG)_WndProc );    }if (lpOfNotify->hdr.code == CDN_SELCHANGE){wchar_t wcDirPath[MAX_PATH] = {0};CommDlg_OpenSave_GetFilePathW(GetParent( hdlg ), wcDirPath, sizeof(wcDirPath));            HWND hComboAddr = GetDlgItem(GetParent(hdlg), ID_COMBO_ADDR);if (hComboAddr != NULL){if (wcslen(wcDirPath)){//去掉文件夹快捷方式的后缀名。int pathSize = wcslen(wcDirPath);if (pathSize >= 4){wchar_t* wcExtension = PathFindExtensionW(wcDirPath);if (wcslen(wcExtension)){wcExtension = CharLowerW(wcExtension);if(!wcscmp(wcExtension, L".lnk")){wcDirPath[pathSize - 4] = L'\0';}}}SetWindowTextW(hComboAddr, wcDirPath);}else{SetWindowTextW(hComboAddr, L"");}                }}}return 1;
}int _tmain(int argc, _TCHAR* argv[])
{    setlocale(LC_ALL,"chs");OPENFILENAMEW openFile;memset(&openFile, 0, sizeof(openFile));openFile.lStructSize = sizeof(openFile);wchar_t    szFileName[MAX_PATH]={0};  OPENFILENAME openFileName = {0};  openFile.lStructSize = sizeof(OPENFILENAME);  openFile.nMaxFile = MAX_PATH;openFile.lpstrFilter = L"文件夹\0..\0\0";  openFile.lpstrFile = szFileName;  openFile.nFilterIndex = 1;  openFile.Flags = OFN_EXPLORER | OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST |OFN_ENABLEHOOK | OFN_HIDEREADONLY;  openFile.hInstance = (HMODULE)GetCurrentProcess();openFile.lpfnHook = MyFolderProc; BOOL b = GetOpenFileNameW(&openFile);wprintf(L"%d %s\n", b,szFileName);system("pause");return 0;
}