C++-Windows 常用操作代码-AWin32CommonModule

#include "AWin32CommonModule.h" #include <stdlib.h> #include <stdio.h> #include <Commdlg.h> #include <shlobj.h> #include <tchar.h> #include <io.h> #include <direct.h> #include <atlstr.h> #include <shellapi.h> #include <string> #pragma comment(lib, "shell32.lib") #pragma comment(lib, "Rpcrt4.lib") std::string AWin32CommonModule::GetDesktopFolder() { char path[255]; SHGetSpecialFolderPath(0, path, CSIDL_DESKTOPDIRECTORY, 0); std::string rlt = path; return rlt; } std::wstring AWin32CommonModule::AsciiToUnicode(std::string asciiStr) { int widesize = MultiByteToWideChar(CP_ACP, 0, (char*)asciiStr.c_str(), -1, NULL, 0); if (0 == widesize) { return std::wstring(); } std::vector<wchar_t> resultstring(widesize); int count = MultiByteToWideChar(CP_ACP, 0, (char*)asciiStr.c_str(), -1, &resultstring[0], widesize); if (0 == count) { return std::wstring(); } return std::wstring(&resultstring[0]); } std::wstring AWin32CommonModule::Utf8ToUnicode(const std::string &s) { if (s.length() == 0) { return std::wstring(); } // compute the length of the buffer we'll need int charcount = MultiByteToWideChar(CP_UTF8, 0, s.c_str(), -1, NULL, 0); if (charcount == 0) { return std::wstring(); } // convert wchar_t* buf = new wchar_t[charcount]; MultiByteToWideChar(CP_UTF8, 0, s.c_str(), -1, buf, charcount); std::wstring result(buf); delete[] buf; return result; } std::string AWin32CommonModule::UnicodeToAscii(std::wstring unicodeStr) { // compute the length of the buffer we'll need int charcount = WideCharToMultiByte(CP_ACP, 0, unicodeStr.c_str(), -1, NULL, 0, NULL, NULL); if (charcount == 0) { return std::string(); } // convert char *buf = new char[charcount]; WideCharToMultiByte(CP_ACP, 0, unicodeStr.c_str(), -1, buf, charcount, NULL, NULL); std::string result(buf); delete[] buf; return result; } std::string AWin32CommonModule::UnicodeToUtf8(std::wstring unicodeStr) { int utf8size = ::WideCharToMultiByte(CP_UTF8, 0, unicodeStr.c_str(), -1, NULL, 0, NULL, NULL); if (0 == utf8size) { return std::string(); } std::vector<char> resultstr(utf8size); int count = ::WideCharToMultiByte(CP_UTF8, 0, unicodeStr.c_str(), -1, &resultstr[0], utf8size, NULL, NULL); if (0 == count) { return std::string(); } std::string rlt = std::string(&resultstr[0]); return rlt; } std::string AWin32CommonModule::AsciiToUtf8(std::string asic) { return UnicodeToUtf8(AsciiToUnicode(asic)); } std::string AWin32CommonModule::Utf8ToAscii(std::string utf8) { return UnicodeToAscii(Utf8ToUnicode(utf8)); } AWin32CommonModule::AWin32CommonModule() { } AWin32CommonModule::~AWin32CommonModule() { } //获取当前模块名 static std::string _GetCurrentDllFullFilename() { char strFilePath[1024]; memset(strFilePath, 0, 1024); //::GetModuleFileName(NULL, strFilePath, 2048);//第一个参数如果提供NULL,只能得到创建进程的那个EXE文件的名称。 HMODULE hModule = NULL; ::GetModuleHandleExA(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCSTR)&_GetCurrentDllFullFilename, //这是函数名，强转 &hModule); DWORD len = ::GetModuleFileNameA(hModule, strFilePath, 1024); std::string _strFullPathName = std::string(strFilePath); return _strFullPathName; } //获取现有模块的文件名 std::string AWin32CommonModule::GetCurrentDllFullFilename(){ return _GetCurrentDllFullFilename(); } //分割全路径 #define Max_Path 512 static void _SplitFullFilename(std::string fullfilename, std::string* _path, std::string* _filenameNoExt, std::string* _ext){ char path_buffer[Max_Path] = { 0 }; char drive[_MAX_DRIVE] = { 0 }; char dir[Max_Path] = { 0 }; char fname[_MAX_FNAME] = { 0 }; char ext[_MAX_EXT] = { 0 }; _splitpath_s(fullfilename.c_str(), drive, dir, fname, ext); //路径 if (_path){ *_path = drive; *_path = *_path + dir; } //无扩展文件名 if (_filenameNoExt) { *_filenameNoExt = fname; } //扩展 if (_ext) { *_ext = ext; } } void AWin32CommonModule::SplitFullFilename(std::string fullfilename, std::string* _path, std::string* _filenameNoExt, std::string* _ext){ _SplitFullFilename(fullfilename, _path, _filenameNoExt, _ext); } void _CenterWindow(HWND hWnd) { int scrWidth, scrHeight; RECT rect; //获得屏幕尺寸 scrWidth = GetSystemMetrics(SM_CXSCREEN); scrHeight = GetSystemMetrics(SM_CYSCREEN); //取得窗口尺寸 GetWindowRect(hWnd, &rect); //重新设置rect里的值 long width = rect.right - rect.left; long height = rect.bottom - rect.top; rect.left = (scrWidth - width) / 2; rect.top = (scrHeight - height) / 2; //移动窗口到指定的位置 SetWindowPos(hWnd, HWND_TOP, rect.left, rect.top, width, height, SWP_NOSIZE | SWP_NOZORDER); } void AWin32CommonModule::CenterWindow(HWND hWnd){ _CenterWindow(hWnd); } //打开文件 static std::string _GetOpenFile(char* filter = NULL, char* title = NULL, char* initDirectory = NULL) { //文件名 std::string filename; //打开文件 OPENFILENAME ofn = { 0 }; TCHAR strFilename[MAX_PATH] = { 0 };//用于接收文件名 ofn.lStructSize = sizeof(OPENFILENAME);//结构体大小 ofn.hwndOwner = GetForegroundWindow();//拥有着窗口句柄 if (filter) { ofn.lpstrFilter = filter;//设置过滤 } else { ofn.lpstrFilter = TEXT("所有文件\0*.*\0\0");//设置过滤 } ofn.nFilterIndex = 1;//过滤器索引 ofn.lpstrFile = strFilename;//接收返回的文件名，注意第一个字符需要为NULL ofn.nMaxFile = sizeof(strFilename);//缓冲区长度 ofn.lpstrInitialDir = initDirectory;//初始目录为默认 //对话框标题 if (title) { ofn.lpstrTitle = title; } else { ofn.lpstrTitle = TEXT("请选择一个文件"); } ofn.Flags = OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST | OFN_HIDEREADONLY;//文件、目录必须存在，隐藏只读选项 if (GetOpenFileName(&ofn)) { filename = strFilename; } return filename; } //打开文件 std::string AWin32CommonModule::GetOpenFile(char* filter = NULL, char* title = NULL, char* initDirectory = NULL){ return _GetOpenFile(filter, title, initDirectory); } //保存文件 static std::string _GetSaveFile(char* filter = NULL, char* title = NULL, char* initDirectory = NULL) { //文件名 std::string filename; //打开文件 OPENFILENAME ofn = { 0 }; TCHAR strFilename[MAX_PATH] = { 0 };//用于接收文件名 ofn.lStructSize = sizeof(OPENFILENAME);//结构体大小 ofn.hwndOwner = GetForegroundWindow();//拥有着窗口句柄 if (filter) { ofn.lpstrFilter = filter;//设置过滤 } else { ofn.lpstrFilter = TEXT("所有文件\0*.*\0\0");//设置过滤 } ofn.nFilterIndex = 1;//过滤器索引 ofn.lpstrFile = strFilename;//接收返回的文件名，注意第一个字符需要为NULL ofn.nMaxFile = sizeof(strFilename);//缓冲区长度 ofn.lpstrInitialDir = initDirectory;//初始目录为默认 //对话框标题 if (title) { ofn.lpstrTitle = title; } else { ofn.lpstrTitle = TEXT("请选择一个文件"); } ofn.Flags = OFN_PATHMUSTEXIST | OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT;//目录必须存在，覆盖文件前发出警告 ofn.lpstrDefExt = TEXT("aep");//默认追加的扩展名 if (GetSaveFileName(&ofn)) { filename = strFilename; } return filename; } //保存文件 std::string AWin32CommonModule::GetSaveFile(char* filter = NULL, char* title = NULL, char* initDirectory = NULL){ return _GetSaveFile(filter, title, initDirectory); } //选择文件夹窗口回调函数 static int CALLBACK BrowseCallbackProc(HWND hwnd, UINT uMsg, LPARAM lParam, LPARAM lpData) { switch (uMsg) { case BFFM_INITIALIZED: { ::SendMessage(hwnd, BFFM_SETSELECTION, TRUE, (LPARAM)lpData); } break; default: break; } return 0; } //选择文件夹 std::string AWin32CommonModule::SelectFolder(const char* initDirectory = NULL){ // 注意路径中不要带'\..\'或'\.\'符号，否则设置默认路径失败; BROWSEINFO bi = {0}; bi.hwndOwner = GetForegroundWindow(); // 父窗口; bi.lpszTitle = _T("选择目录"); bi.ulFlags = BIF_RETURNONLYFSDIRS | BIF_USENEWUI /*包含一个编辑框 用户�