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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 "ui/base/win/shell.h"
#include <dwmapi.h>
#include <shlobj.h> // Must be before propkey.
#include <propkey.h>
#include <shellapi.h>
#include "base/command_line.h"
#include "base/files/file_path.h"
#include "base/native_library.h"
#include "base/strings/string_util.h"
#include "base/win/metro.h"
#include "base/win/scoped_comptr.h"
#include "base/win/win_util.h"
#include "base/win/windows_version.h"
#include "ui/base/ui_base_switches.h"
namespace ui {
namespace win {
namespace {
void SetAppDetailsForWindow(const string16& app_id,
const string16& app_icon,
const string16& relaunch_command,
const string16& relaunch_display_name,
HWND hwnd) {
// This functionality is only available on Win7+. It also doesn't make sense
// to do this for Chrome Metro.
if (base::win::GetVersion() < base::win::VERSION_WIN7 ||
base::win::IsMetroProcess())
return;
base::win::ScopedComPtr<IPropertyStore> pps;
HRESULT result = SHGetPropertyStoreForWindow(
hwnd, __uuidof(*pps), reinterpret_cast<void**>(pps.Receive()));
if (S_OK == result) {
if (!app_id.empty())
base::win::SetAppIdForPropertyStore(pps, app_id.c_str());
if (!app_icon.empty()) {
base::win::SetStringValueForPropertyStore(
pps, PKEY_AppUserModel_RelaunchIconResource, app_icon.c_str());
}
if (!relaunch_command.empty()) {
base::win::SetStringValueForPropertyStore(
pps, PKEY_AppUserModel_RelaunchCommand, relaunch_command.c_str());
}
if (!relaunch_display_name.empty()) {
base::win::SetStringValueForPropertyStore(
pps, PKEY_AppUserModel_RelaunchDisplayNameResource,
relaunch_display_name.c_str());
}
}
}
} // namespace
// Show the Windows "Open With" dialog box to ask the user to pick an app to
// open the file with.
bool OpenItemWithExternalApp(const string16& full_path) {
SHELLEXECUTEINFO sei = { sizeof(sei) };
sei.fMask = SEE_MASK_FLAG_DDEWAIT;
sei.nShow = SW_SHOWNORMAL;
sei.lpVerb = L"openas";
sei.lpFile = full_path.c_str();
return (TRUE == ::ShellExecuteExW(&sei));
}
bool OpenAnyViaShell(const string16& full_path,
const string16& directory,
const string16& args,
DWORD mask) {
SHELLEXECUTEINFO sei = { sizeof(sei) };
sei.fMask = mask;
sei.nShow = SW_SHOWNORMAL;
sei.lpFile = full_path.c_str();
sei.lpDirectory = directory.c_str();
if (!args.empty())
sei.lpParameters = args.c_str();
if (::ShellExecuteExW(&sei))
return true;
if (::GetLastError() == ERROR_NO_ASSOCIATION)
return OpenItemWithExternalApp(full_path);
return false;
}
bool OpenItemViaShell(const base::FilePath& full_path) {
return OpenAnyViaShell(full_path.value(), full_path.DirName().value(),
string16(), 0);
}
bool OpenItemViaShellNoZoneCheck(const base::FilePath& full_path) {
return OpenAnyViaShell(full_path.value(), string16(), string16(),
SEE_MASK_NOZONECHECKS | SEE_MASK_FLAG_DDEWAIT);
}
void SetAppIdForWindow(const string16& app_id, HWND hwnd) {
SetAppDetailsForWindow(app_id, string16(), string16(), string16(), hwnd);
}
void SetAppIconForWindow(const string16& app_icon, HWND hwnd) {
SetAppDetailsForWindow(string16(), app_icon, string16(), string16(), hwnd);
}
void SetRelaunchDetailsForWindow(const string16& relaunch_command,
const string16& display_name,
HWND hwnd) {
SetAppDetailsForWindow(string16(),
string16(),
relaunch_command,
display_name,
hwnd);
}
bool IsAeroGlassEnabled() {
// For testing in Win8 (where it is not possible to disable composition) the
// user can specify this command line switch to mimic the behavior. In this
// mode, cross-HWND transparency is not supported and various types of
// widgets fallback to more simplified rendering behavior.
if (CommandLine::ForCurrentProcess()->HasSwitch(
switches::kDisableDwmComposition))
return false;
if (base::win::GetVersion() < base::win::VERSION_VISTA)
return false;
// If composition is not enabled, we behave like on XP.
BOOL enabled = FALSE;
return SUCCEEDED(DwmIsCompositionEnabled(&enabled)) && enabled;
}
} // namespace win
} // namespace ui
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