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.
5 #include "ui/base/win/shell.h"
8 #include <shlobj.h> // Must be before propkey.
12 #include "base/command_line.h"
13 #include "base/debug/alias.h"
14 #include "base/files/file_path.h"
15 #include "base/native_library.h"
16 #include "base/strings/string_util.h"
17 #include "base/win/metro.h"
18 #include "base/win/scoped_comptr.h"
19 #include "base/win/win_util.h"
20 #include "base/win/windows_version.h"
21 #include "ui/base/ui_base_switches.h"
28 // Show the Windows "Open With" dialog box to ask the user to pick an app to
29 // open the file with.
30 bool OpenItemWithExternalApp(const base::string16& full_path) {
31 SHELLEXECUTEINFO sei = { sizeof(sei) };
32 sei.fMask = SEE_MASK_FLAG_DDEWAIT;
33 sei.nShow = SW_SHOWNORMAL;
34 sei.lpVerb = L"openas";
35 sei.lpFile = full_path.c_str();
36 return (TRUE == ::ShellExecuteExW(&sei));
41 bool OpenAnyViaShell(const base::string16& full_path,
42 const base::string16& directory,
43 const base::string16& args,
45 SHELLEXECUTEINFO sei = { sizeof(sei) };
47 sei.nShow = SW_SHOWNORMAL;
48 sei.lpFile = full_path.c_str();
49 sei.lpDirectory = directory.c_str();
51 sei.lpParameters = args.c_str();
53 if (::ShellExecuteExW(&sei))
55 if (::GetLastError() == ERROR_NO_ASSOCIATION)
56 return OpenItemWithExternalApp(full_path);
60 bool OpenItemViaShell(const base::FilePath& full_path) {
61 return OpenAnyViaShell(full_path.value(), full_path.DirName().value(),
65 bool PreventWindowFromPinning(HWND hwnd) {
66 // This functionality is only available on Win7+. It also doesn't make sense
67 // to do this for Chrome Metro.
68 if (base::win::GetVersion() < base::win::VERSION_WIN7 ||
69 base::win::IsMetroProcess())
71 base::win::ScopedComPtr<IPropertyStore> pps;
72 HRESULT result = SHGetPropertyStoreForWindow(
73 hwnd, __uuidof(*pps), reinterpret_cast<void**>(pps.Receive()));
77 return base::win::SetBooleanValueForPropertyStore(
78 pps, PKEY_AppUserModel_PreventPinning, true);
81 // TODO(calamity): investigate moving this out of the UI thread as COM
82 // operations may spawn nested message loops which can cause issues.
83 void SetAppDetailsForWindow(const base::string16& app_id,
84 const base::string16& app_icon,
85 const base::string16& relaunch_command,
86 const base::string16& relaunch_display_name,
88 // This functionality is only available on Win7+. It also doesn't make sense
89 // to do this for Chrome Metro.
90 if (base::win::GetVersion() < base::win::VERSION_WIN7 ||
91 base::win::IsMetroProcess())
93 base::win::ScopedComPtr<IPropertyStore> pps;
94 HRESULT result = SHGetPropertyStoreForWindow(
95 hwnd, __uuidof(*pps), reinterpret_cast<void**>(pps.Receive()));
98 base::win::SetAppIdForPropertyStore(pps, app_id.c_str());
99 if (!app_icon.empty()) {
100 base::win::SetStringValueForPropertyStore(
101 pps, PKEY_AppUserModel_RelaunchIconResource, app_icon.c_str());
103 if (!relaunch_command.empty()) {
104 base::win::SetStringValueForPropertyStore(
105 pps, PKEY_AppUserModel_RelaunchCommand, relaunch_command.c_str());
107 if (!relaunch_display_name.empty()) {
108 base::win::SetStringValueForPropertyStore(
109 pps, PKEY_AppUserModel_RelaunchDisplayNameResource,
110 relaunch_display_name.c_str());
115 void SetAppIdForWindow(const base::string16& app_id, HWND hwnd) {
116 SetAppDetailsForWindow(app_id,
123 void SetAppIconForWindow(const base::string16& app_icon, HWND hwnd) {
124 SetAppDetailsForWindow(base::string16(),
131 void SetRelaunchDetailsForWindow(const base::string16& relaunch_command,
132 const base::string16& display_name,
134 SetAppDetailsForWindow(base::string16(),
141 bool IsAeroGlassEnabled() {
142 // For testing in Win8 (where it is not possible to disable composition) the
143 // user can specify this command line switch to mimic the behavior. In this
144 // mode, cross-HWND transparency is not supported and various types of
145 // widgets fallback to more simplified rendering behavior.
146 if (CommandLine::ForCurrentProcess()->HasSwitch(
147 switches::kDisableDwmComposition))
150 base::win::Version version = base::win::GetVersion();
151 base::debug::Alias(&version); // TODO(scottmg): http://crbug.com/431549.
152 if (version < base::win::VERSION_VISTA)
154 // If composition is not enabled, we behave like on XP.
155 BOOL enabled = FALSE;
156 return SUCCEEDED(DwmIsCompositionEnabled(&enabled)) && enabled;