1// Copyright (c) 2012 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef WIN8_METRO_DRIVER_WINRT_UTILS_H_ 6#define WIN8_METRO_DRIVER_WINRT_UTILS_H_ 7 8#include <string> 9 10#include <roapi.h> 11#include <windows.applicationmodel.core.h> 12 13#include "base/strings/string16.h" 14 15void CheckHR(HRESULT hr, const char* str = nullptr); 16 17HSTRING MakeHString(const base::string16& str); 18 19base::string16 MakeStdWString(HSTRING hstring); 20 21namespace winrt_utils { 22 23template<unsigned int size, typename T> 24HRESULT CreateActivationFactory(wchar_t const (&class_name)[size], T** object) { 25 mswrw::HStringReference ref_class_name(class_name); 26 return winfoundtn::GetActivationFactory(ref_class_name.Get(), object); 27} 28 29#define DECLARE_CREATE_PROPERTY(Name, Type) \ 30HRESULT Create ## Name ## Property( \ 31 Type value, \ 32 winfoundtn::IPropertyValue** prop); 33 34DECLARE_CREATE_PROPERTY(String, HSTRING); 35DECLARE_CREATE_PROPERTY(Int16, INT16); 36DECLARE_CREATE_PROPERTY(Int32, INT32); 37DECLARE_CREATE_PROPERTY(Int64, INT64); 38DECLARE_CREATE_PROPERTY(UInt8, UINT8); 39DECLARE_CREATE_PROPERTY(UInt16, UINT16); 40DECLARE_CREATE_PROPERTY(UInt32, UINT32); 41DECLARE_CREATE_PROPERTY(UInt64, UINT64); 42 43// Compares |lhs| with |rhs| and return the |result| as 44// WindowsCompareStringOrdinal would do, i.e., 45// -1 if |lhs| is less than |rhs|, 0 if they are equal, and 46// +1 if |lhs| is greater than |rhs|. 47HRESULT CompareProperties( 48 winfoundtn::IPropertyValue* lhs, winfoundtn::IPropertyValue* rhs, 49 INT32* result); 50 51// Looks for a pinned taskbar shortcut in the current user's profile. If it 52// finds one, will return any arguments that have been appended to the 53// shortcut's command line. This is intended for scenarios where those shortcut 54// parameters are ordinarily ignored (i.e. metro apps on win8). Returns an 55// empty string on failure. 56base::string16 ReadArgumentsFromPinnedTaskbarShortcut(); 57 58} // namespace winrt_utils 59 60#endif // WIN8_METRO_DRIVER_WINRT_UTILS_H_ 61