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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <atlbase.h>
#include <atlcom.h>
#include <atlctl.h>
#include <ShObjIdl.h>
#include <WinInet.h>
#include <string>
#include "base/command_line.h"
#include "base/files/file_path.h"
#include "base/process/process_handle.h"
#include "win8/delegate_execute/resource.h" // main symbols
using namespace ATL;
EXTERN_C const GUID CLSID_CommandExecuteImpl;
// CommandExecuteImpl
// This class implements the IExecuteCommand and related interfaces for
// handling ShellExecute launches of the Chrome browser, i.e. whether to
// launch Chrome in metro mode or desktop mode.
// The CLSID here is a dummy CLSID not used for anything, since we register
// the class with a dynamic CLSID. However, a static CLSID is necessary
// so that we can force at least one entry into ATL's object map (it will
// treat a 0-element object map as an initialization failure case).
class ATL_NO_VTABLE DECLSPEC_UUID("071BB5F2-85A4-424F-BFE7-5F1609BE4C2C")
CommandExecuteImpl
: public CComObjectRootEx<CComSingleThreadModel>,
public CComCoClass<CommandExecuteImpl, &CLSID_CommandExecuteImpl>,
public IExecuteCommand,
public IObjectWithSiteImpl<CommandExecuteImpl>,
public IInitializeCommand,
public IObjectWithSelection,
public IExecuteCommandApplicationHostEnvironment,
public IForegroundTransfer {
public:
CommandExecuteImpl();
DECLARE_REGISTRY_RESOURCEID(IDR_COMMANDEXECUTEIMPL)
BEGIN_COM_MAP(CommandExecuteImpl)
COM_INTERFACE_ENTRY(IExecuteCommand)
COM_INTERFACE_ENTRY(IObjectWithSite)
COM_INTERFACE_ENTRY(IInitializeCommand)
COM_INTERFACE_ENTRY(IObjectWithSelection)
COM_INTERFACE_ENTRY(IExecuteCommandApplicationHostEnvironment)
COM_INTERFACE_ENTRY(IForegroundTransfer)
END_COM_MAP()
DECLARE_PROTECT_FINAL_CONSTRUCT()
HRESULT FinalConstruct() {
return S_OK;
}
void FinalRelease() {
}
public:
// IExecuteCommand
STDMETHOD(SetKeyState)(DWORD key_state);
STDMETHOD(SetParameters)(LPCWSTR params);
STDMETHOD(SetPosition)(POINT pt);
STDMETHOD(SetShowWindow)(int show);
STDMETHOD(SetNoShowUI)(BOOL no_show_ui);
STDMETHOD(SetDirectory)(LPCWSTR directory);
STDMETHOD(Execute)(void);
// IInitializeCommand
STDMETHOD(Initialize)(LPCWSTR name, IPropertyBag* bag);
// IObjectWithSelection
STDMETHOD(SetSelection)(IShellItemArray* item_array);
STDMETHOD(GetSelection)(REFIID riid, void** selection);
// IExecuteCommandApplicationHostEnvironment
STDMETHOD(GetValue)(enum AHE_TYPE* pahe);
// IForegroundTransfer
STDMETHOD(AllowForegroundTransfer)(void* reserved);
private:
static bool FindChromeExe(base::FilePath* chrome_exe);
static bool path_provider_initialized_;
void SetHighDPIRegistryKey(bool enable);
bool GetLaunchScheme(base::string16* display_name, INTERNET_SCHEME* scheme);
HRESULT LaunchDesktopChrome();
// Returns the launch mode, i.e. desktop launch/metro launch, etc.
EC_HOST_UI_MODE GetLaunchMode();
CComPtr<IShellItemArray> item_array_;
base::CommandLine parameters_;
base::FilePath chrome_exe_;
STARTUPINFO start_info_;
base::string16 verb_;
base::string16 display_name_;
INTERNET_SCHEME launch_scheme_;
base::IntegrityLevel integrity_level_;
};
OBJECT_ENTRY_AUTO(__uuidof(CommandExecuteImpl), CommandExecuteImpl)
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