128 lines
5.2 KiB
C++
128 lines
5.2 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// =============================================================================
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// PLEASE READ
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//
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// In general, you should not be adding stuff to this file.
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//
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// - If your thing is only used in one place, just put it in a reasonable
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// location in or near that one place. It's nice you want people to be able
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// to re-use your function, but realistically, if it hasn't been necessary
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// before after so many years of development, it's probably not going to be
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// used in other places in the future unless you know of them now.
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//
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// - If your thing is used by multiple callers and is UI-related, it should
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// probably be in app/win/ instead. Try to put it in the most specific file
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// possible (avoiding the *_util files when practical).
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//
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// =============================================================================
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#ifndef BASE_WIN_WIN_UTIL_H_
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#define BASE_WIN_WIN_UTIL_H_
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#include <windows.h>
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#include <string>
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#include "base/base_export.h"
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#include "base/strings/string16.h"
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struct IPropertyStore;
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struct _tagpropertykey;
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typedef _tagpropertykey PROPERTYKEY;
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namespace base {
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namespace win {
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BASE_EXPORT void GetNonClientMetrics(NONCLIENTMETRICS* metrics);
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// Returns the string representing the current user sid.
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BASE_EXPORT bool GetUserSidString(std::wstring* user_sid);
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// Returns true if the shift key is currently pressed.
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BASE_EXPORT bool IsShiftPressed();
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// Returns true if the ctrl key is currently pressed.
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BASE_EXPORT bool IsCtrlPressed();
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// Returns true if the alt key is currently pressed.
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BASE_EXPORT bool IsAltPressed();
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// Returns false if user account control (UAC) has been disabled with the
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// EnableLUA registry flag. Returns true if user account control is enabled.
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// NOTE: The EnableLUA registry flag, which is ignored on Windows XP
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// machines, might still exist and be set to 0 (UAC disabled), in which case
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// this function will return false. You should therefore check this flag only
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// if the OS is Vista or later.
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BASE_EXPORT bool UserAccountControlIsEnabled();
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// Sets the boolean value for a given key in given IPropertyStore.
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BASE_EXPORT bool SetBooleanValueForPropertyStore(
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IPropertyStore* property_store,
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const PROPERTYKEY& property_key,
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bool property_bool_value);
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// Sets the string value for a given key in given IPropertyStore.
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BASE_EXPORT bool SetStringValueForPropertyStore(
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IPropertyStore* property_store,
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const PROPERTYKEY& property_key,
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const wchar_t* property_string_value);
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// Sets the application id in given IPropertyStore. The function is intended
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// for tagging application/chromium shortcut, browser window and jump list for
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// Win7.
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BASE_EXPORT bool SetAppIdForPropertyStore(IPropertyStore* property_store,
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const wchar_t* app_id);
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// Adds the specified |command| using the specified |name| to the AutoRun key.
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// |root_key| could be HKCU or HKLM or the root of any user hive.
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BASE_EXPORT bool AddCommandToAutoRun(HKEY root_key, const string16& name,
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const string16& command);
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// Removes the command specified by |name| from the AutoRun key. |root_key|
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// could be HKCU or HKLM or the root of any user hive.
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BASE_EXPORT bool RemoveCommandFromAutoRun(HKEY root_key, const string16& name);
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// Reads the command specified by |name| from the AutoRun key. |root_key|
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// could be HKCU or HKLM or the root of any user hive. Used for unit-tests.
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BASE_EXPORT bool ReadCommandFromAutoRun(HKEY root_key,
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const string16& name,
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string16* command);
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// Sets whether to crash the process during exit. This is inspected by DLLMain
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// and used to intercept unexpected terminations of the process (via calls to
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// exit(), abort(), _exit(), ExitProcess()) and convert them into crashes.
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// Note that not all mechanisms for terminating the process are covered by
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// this. In particular, TerminateProcess() is not caught.
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BASE_EXPORT void SetShouldCrashOnProcessDetach(bool crash);
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BASE_EXPORT bool ShouldCrashOnProcessDetach();
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// Adjusts the abort behavior so that crash reports can be generated when the
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// process is aborted.
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BASE_EXPORT void SetAbortBehaviorForCrashReporting();
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// A touch enabled device by this definition is something that has
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// integrated multi-touch ready to use and has Windows version > Windows7.
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BASE_EXPORT bool IsTouchEnabledDevice();
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// Get the size of a struct up to and including the specified member.
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// This is necessary to set compatible struct sizes for different versions
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// of certain Windows APIs (e.g. SystemParametersInfo).
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#define SIZEOF_STRUCT_WITH_SPECIFIED_LAST_MEMBER(struct_name, member) \
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offsetof(struct_name, member) + \
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(sizeof static_cast<struct_name*>(NULL)->member)
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// Displays the on screen keyboard on Windows 8 and above. Returns true on
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// success.
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BASE_EXPORT bool DisplayVirtualKeyboard();
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// Dismisses the on screen keyboard if it is being displayed on Windows 8 and.
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// above. Returns true on success.
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BASE_EXPORT bool DismissVirtualKeyboard();
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} // namespace win
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} // namespace base
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#endif // BASE_WIN_WIN_UTIL_H_
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