ppsspp/Windows/W32Util/ShellUtil.cpp
2025-03-29 11:16:33 +01:00

333 lines
10 KiB
C++

#pragma warning(disable:4091) // workaround bug in VS2015 headers
#include "Windows/stdafx.h"
#include <functional>
#include <thread>
#include "Common/Data/Encoding/Utf8.h"
#include "Common/File/FileUtil.h"
#include "Common/Data/Format/PNGLoad.h"
#include "ShellUtil.h"
#include <shobjidl.h> // For IFileDialog and related interfaces
#include <shlobj.h>
#include <commdlg.h>
#include <cderr.h>
#include <wrl/client.h>
namespace W32Util {
std::string BrowseForFolder2(HWND parent, std::string_view title, std::string_view initialPath) {
const std::wstring wtitle = ConvertUTF8ToWString(title);
const std::wstring initialDir = ConvertUTF8ToWString(initialPath);
std::wstring selectedFolder;
// Create the FileOpenDialog object
IFileDialog* pFileDialog = nullptr;
HRESULT hr = CoCreateInstance(CLSID_FileOpenDialog, nullptr, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&pFileDialog));
if (!SUCCEEDED(hr)) {
return "";
}
// Set the options to select folders instead of files
DWORD dwOptions;
hr = pFileDialog->GetOptions(&dwOptions);
if (SUCCEEDED(hr)) {
hr = pFileDialog->SetOptions(dwOptions | FOS_PICKFOLDERS);
} else {
return "";
}
// Set the initial directory
if (!initialDir.empty()) {
IShellItem* pShellItem = nullptr;
hr = SHCreateItemFromParsingName(initialDir.c_str(), nullptr, IID_PPV_ARGS(&pShellItem));
if (SUCCEEDED(hr)) {
hr = pFileDialog->SetFolder(pShellItem);
pShellItem->Release();
}
}
pFileDialog->SetTitle(wtitle.c_str());
// Show the dialog
hr = pFileDialog->Show(parent);
if (SUCCEEDED(hr)) {
// Get the selected folder
IShellItem* pShellItem = nullptr;
hr = pFileDialog->GetResult(&pShellItem);
if (SUCCEEDED(hr)) {
PWSTR pszFilePath = nullptr;
hr = pShellItem->GetDisplayName(SIGDN_FILESYSPATH, &pszFilePath);
if (SUCCEEDED(hr)) {
selectedFolder = pszFilePath;
CoTaskMemFree(pszFilePath);
}
pShellItem->Release();
}
}
pFileDialog->Release();
return ConvertWStringToUTF8(selectedFolder);
}
bool BrowseForFileName(bool _bLoad, HWND _hParent, const wchar_t *_pTitle,
const wchar_t *_pInitialFolder, const wchar_t *_pFilter, const wchar_t *_pExtension,
std::string &_strFileName) {
// Let's hope this is large enough, don't want to trigger the dialog twice...
std::wstring filenameBuffer(32768 * 10, '\0');
OPENFILENAME ofn{ sizeof(OPENFILENAME) };
auto resetFileBuffer = [&] {
ofn.nMaxFile = (DWORD)filenameBuffer.size();
ofn.lpstrFile = &filenameBuffer[0];
if (!_strFileName.empty())
wcsncpy(ofn.lpstrFile, ConvertUTF8ToWString(_strFileName).c_str(), filenameBuffer.size() - 1);
};
resetFileBuffer();
ofn.lpstrInitialDir = _pInitialFolder;
ofn.lpstrFilter = _pFilter;
ofn.lpstrFileTitle = nullptr;
ofn.nMaxFileTitle = 0;
ofn.lpstrDefExt = _pExtension;
ofn.hwndOwner = _hParent;
ofn.Flags = OFN_NOCHANGEDIR | OFN_EXPLORER;
if (!_bLoad)
ofn.Flags |= OFN_HIDEREADONLY;
int success = _bLoad ? GetOpenFileName(&ofn) : GetSaveFileName(&ofn);
if (success == 0 && CommDlgExtendedError() == FNERR_BUFFERTOOSMALL) {
size_t sz = *(unsigned short *)&filenameBuffer[0];
// Documentation is unclear if this is WCHARs to CHARs.
filenameBuffer.resize(filenameBuffer.size() + sz * 2);
resetFileBuffer();
success = _bLoad ? GetOpenFileName(&ofn) : GetSaveFileName(&ofn);
}
if (success) {
_strFileName = ConvertWStringToUTF8(ofn.lpstrFile);
return true;
}
return false;
}
std::vector<std::string> BrowseForFileNameMultiSelect(bool _bLoad, HWND _hParent, const wchar_t *_pTitle,
const wchar_t *_pInitialFolder, const wchar_t *_pFilter, const wchar_t *_pExtension) {
// Let's hope this is large enough, don't want to trigger the dialog twice...
std::wstring filenameBuffer(32768 * 10, '\0');
OPENFILENAME ofn{ sizeof(OPENFILENAME) };
auto resetFileBuffer = [&] {
ofn.nMaxFile = (DWORD)filenameBuffer.size();
ofn.lpstrFile = &filenameBuffer[0];
};
resetFileBuffer();
ofn.lpstrInitialDir = _pInitialFolder;
ofn.lpstrFilter = _pFilter;
ofn.lpstrFileTitle = nullptr;
ofn.nMaxFileTitle = 0;
ofn.lpstrDefExt = _pExtension;
ofn.hwndOwner = _hParent;
ofn.Flags = OFN_NOCHANGEDIR | OFN_EXPLORER | OFN_ALLOWMULTISELECT;
if (!_bLoad)
ofn.Flags |= OFN_HIDEREADONLY;
std::vector<std::string> files;
int success = _bLoad ? GetOpenFileName(&ofn) : GetSaveFileName(&ofn);
if (success == 0 && CommDlgExtendedError() == FNERR_BUFFERTOOSMALL) {
size_t sz = *(unsigned short *)&filenameBuffer[0];
// Documentation is unclear if this is WCHARs to CHARs.
filenameBuffer.resize(filenameBuffer.size() + sz * 2);
resetFileBuffer();
success = _bLoad ? GetOpenFileName(&ofn) : GetSaveFileName(&ofn);
}
if (success) {
std::string directory = ConvertWStringToUTF8(ofn.lpstrFile);
wchar_t *temp = ofn.lpstrFile;
temp += wcslen(temp) + 1;
if (*temp == 0) {
//we only got one file
files.push_back(directory);
} else {
while (*temp) {
files.emplace_back(directory + "\\" + ConvertWStringToUTF8(temp));
temp += wcslen(temp) + 1;
}
}
}
return files;
}
std::string UserDocumentsPath() {
std::string result;
HMODULE shell32 = GetModuleHandle(L"shell32.dll");
typedef HRESULT(WINAPI *SHGetKnownFolderPath_f)(REFKNOWNFOLDERID rfid, DWORD dwFlags, HANDLE hToken, PWSTR *ppszPath);
SHGetKnownFolderPath_f SHGetKnownFolderPath_ = nullptr;
if (shell32)
SHGetKnownFolderPath_ = (SHGetKnownFolderPath_f)GetProcAddress(shell32, "SHGetKnownFolderPath");
if (SHGetKnownFolderPath_) {
PWSTR path = nullptr;
if (SHGetKnownFolderPath_(FOLDERID_Documents, 0, nullptr, &path) == S_OK) {
result = ConvertWStringToUTF8(path);
}
if (path)
CoTaskMemFree(path);
} else {
wchar_t path[MAX_PATH];
if (SHGetFolderPath(nullptr, CSIDL_PERSONAL, nullptr, SHGFP_TYPE_CURRENT, path) == S_OK) {
result = ConvertWStringToUTF8(path);
}
}
return result;
}
// http://msdn.microsoft.com/en-us/library/aa969393.aspx
static HRESULT CreateLink(LPCWSTR lpszPathObj, LPCWSTR lpszArguments, LPCWSTR lpszPathLink, LPCWSTR lpszDesc, LPCWSTR lpszIcon, int iconIndex) {
HRESULT hres;
Microsoft::WRL::ComPtr<IShellLink> psl;
hres = CoInitializeEx(NULL, COINIT_MULTITHREADED);
if (FAILED(hres))
return hres;
// Get a pointer to the IShellLink interface. It is assumed that CoInitialize
// has already been called.
hres = CoCreateInstance(__uuidof(ShellLink), NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&psl));
if (SUCCEEDED(hres) && psl) {
Microsoft::WRL::ComPtr<IPersistFile> ppf;
// Set the path to the shortcut target and add the description.
psl->SetPath(lpszPathObj);
psl->SetArguments(lpszArguments);
psl->SetDescription(lpszDesc);
if (lpszIcon) {
psl->SetIconLocation(lpszIcon, iconIndex);
}
// Query IShellLink for the IPersistFile interface, used for saving the
// shortcut in persistent storage.
hres = psl.As(&ppf);
if (SUCCEEDED(hres) && ppf) {
// Save the link by calling IPersistFile::Save.
hres = ppf->Save(lpszPathLink, TRUE);
}
}
CoUninitialize();
return hres;
}
bool CreateDesktopShortcut(std::string_view argumentPath, std::string_view gameTitleStr, const Path &icoFile) {
// Get the desktop folder
wchar_t *pathbuf = new wchar_t[4096];
SHGetFolderPath(0, CSIDL_DESKTOPDIRECTORY, NULL, SHGFP_TYPE_CURRENT, pathbuf);
std::string gameTitle(gameTitleStr);
// Sanitize the game title for banned characters.
const char bannedChars[] = "<>:\"/\\|?*";
for (size_t i = 0; i < gameTitle.size(); i++) {
for (char c : bannedChars) {
if (gameTitle[i] == c) {
gameTitle[i] = '_';
break;
}
}
}
wcscat(pathbuf, L"\\");
wcscat(pathbuf, ConvertUTF8ToWString(gameTitle).c_str());
wcscat(pathbuf, L".lnk");
std::wstring moduleFilename;
size_t sz;
do {
moduleFilename.resize(moduleFilename.size() + MAX_PATH);
// On failure, this will return the same value as passed in, but success will always be one lower.
sz = GetModuleFileName(nullptr, &moduleFilename[0], (DWORD)moduleFilename.size());
} while (sz >= moduleFilename.size());
moduleFilename.resize(sz);
// Need to flip the slashes in the filename.
std::string sanitizedArgument(argumentPath);
for (size_t i = 0; i < sanitizedArgument.size(); i++) {
if (sanitizedArgument[i] == '/') {
sanitizedArgument[i] = '\\';
}
}
sanitizedArgument = "\"" + sanitizedArgument + "\"";
std::wstring icon;
if (!icoFile.empty()) {
icon = icoFile.ToWString();
}
CreateLink(moduleFilename.c_str(), ConvertUTF8ToWString(sanitizedArgument).c_str(), pathbuf, ConvertUTF8ToWString(gameTitle).c_str(), icon.empty() ? nullptr : icon.c_str(), 0);
// TODO: Also extract the game icon and convert to .ico, put it somewhere under Memstick, and set it.
delete[] pathbuf;
return false;
}
// Function to create an icon file from PNG image data (these icons require Windows Vista).
// The Old New Thing comes to the rescue again! ChatGPT failed miserably.
// https://devblogs.microsoft.com/oldnewthing/20101018-00/?p=12513
// https://devblogs.microsoft.com/oldnewthing/20101022-00/?p=12473
bool CreateICOFromPNGData(const uint8_t *imageData, size_t imageDataSize, const Path &icoPath) {
if (imageDataSize <= sizeof(PNGHeaderPeek)) {
return false;
}
// Parse the PNG
PNGHeaderPeek pngHeader;
memcpy(&pngHeader, imageData, sizeof(PNGHeaderPeek));
if (pngHeader.Width() > 256 || pngHeader.Height() > 256) {
// Reject the png as an icon.
return false;
}
struct IconHeader {
uint16_t reservedZero;
uint16_t type; // should be 1
uint16_t imageCount;
};
IconHeader hdr{ 0, 1, 1 };
struct IconDirectoryEntry {
BYTE bWidth;
BYTE bHeight;
BYTE bColorCount;
BYTE bReserved;
WORD wPlanes;
WORD wBitCount;
DWORD dwBytesInRes;
DWORD dwImageOffset;
};
IconDirectoryEntry entry{};
entry.bWidth = pngHeader.Width();
entry.bHeight = pngHeader.Height();
entry.bColorCount = 0;
entry.dwBytesInRes = (DWORD)imageDataSize;
entry.wPlanes = 1;
entry.wBitCount = 32;
entry.dwImageOffset = sizeof(hdr) + sizeof(entry);
FILE *file = File::OpenCFile(icoPath, "wb");
if (!file) {
return false;
}
fwrite(&hdr, sizeof(hdr), 1, file);
fwrite(&entry, sizeof(entry), 1, file);
fwrite(imageData, 1, imageDataSize, file);
fclose(file);
return true;
}
} // namespace W32Util