Beispiel #1
0
const bool Core::select_file() {
	//Open file dialog, straight from https://msdn.microsoft.com/en-us/library/windows/desktop/ff485843(v=vs.85).aspx
	HRESULT hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE);
	PWSTR pszFilePath = nullptr;

	if (SUCCEEDED(hr)) {
		IFileOpenDialog *pFileOpen;

		// Create the FileOpenDialog object.
		hr = CoCreateInstance(CLSID_FileOpenDialog, NULL, CLSCTX_ALL,
			IID_IFileOpenDialog, reinterpret_cast<void**>(&pFileOpen));

		if (SUCCEEDED(hr)) {
			//Boilerplate for only showing *.nes files in the dialog. See the MSDN docs more info.
			COMDLG_FILTERSPEC fileFilter;
			fileFilter.pszName = L"iNES";
			fileFilter.pszSpec = L"*.nes";

			pFileOpen->SetFileTypes(1, &fileFilter);
			pFileOpen->SetFileTypeIndex(1);
			pFileOpen->SetDefaultExtension(L"nes");

			// Show the Open dialog box.
			hr = pFileOpen->Show(NULL);

			// Get the file name from the dialog box.
			if (SUCCEEDED(hr)) {
				IShellItem *pItem;
				hr = pFileOpen->GetResult(&pItem);

				if (SUCCEEDED(hr)) {
					hr = pItem->GetDisplayName(SIGDN_FILESYSPATH, &pszFilePath);

					if (SUCCEEDED(hr)) {
						logmsg("Opening file");
					} else {
						pszFilePath = nullptr;
					}
					pItem->Release();
				}
			}
			pFileOpen->Release();
		}
		CoUninitialize();
	}

	if (pszFilePath == nullptr) {
		alert_error("Unable to open file! File must have the extension \".nes\"");
		return false;
	}

	//Convert wchar_t string to char string
	std::size_t i;
	wcstombs_s(&i, fileSelection, pszFilePath, MAX_PATH);

	return true;
}
void EditorScreen::LoadMap()
{
	HRESULT hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | 
        COINIT_DISABLE_OLE1DDE);
	
    if (SUCCEEDED(hr))
    {
		IFileOpenDialog *pFileOpen = NULL;

		HRESULT hr = CoCreateInstance(__uuidof(FileOpenDialog), NULL, 
        CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&pFileOpen));

		if (SUCCEEDED(hr))
		{
			hr = pFileOpen->SetDefaultExtension(L"xml");
			hr = pFileOpen->SetFileTypes(ARRAYSIZE(c_rgSaveTypes), c_rgSaveTypes);
			hr = pFileOpen->Show(NULL);

			if (SUCCEEDED(hr))
			{
				IShellItem *pItem;
				hr = pFileOpen->GetResult(&pItem);

				if (SUCCEEDED(hr))
				{
					PWSTR pszFilePath;
					hr = pItem->GetDisplayName(SIGDN_FILESYSPATH, &pszFilePath);

					// Display the file name to the user.
					if (SUCCEEDED(hr))
					{
						// Reset current Map information
						ResetMap();

						std::string filePath = utf8_encode(pszFilePath);
						map->LoadMap(filePath);

						CoTaskMemFree(pszFilePath);
					}
					pItem->Release();
				}
			}
			pFileOpen->Release();
		}
		CoUninitialize();
	}
}