win8/delegate_execute/delegate_execute_operation.cc

   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 #include "win8/delegate_execute/delegate_execute_operation.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/strings/string_number_conversions.h"
   9 #include "base/strings/string_split.h"
  10 #include "base/win/windows_version.h"
  11 #include "chrome/common/chrome_switches.h"
  12 #include "win8/delegate_execute/delegate_execute_util.h"
  13
  14 namespace delegate_execute {
  15
  16 DelegateExecuteOperation::DelegateExecuteOperation()
  17     : operation_type_(DELEGATE_EXECUTE) {
  18 }
  19
  20 DelegateExecuteOperation::~DelegateExecuteOperation() {
  21 }
  22
  23 bool DelegateExecuteOperation::Init(const base::CommandLine* cmd_line) {
  24   if (base::win::GetVersion() >= base::win::VERSION_WIN7) {
  25     base::FilePath shortcut(
  26         cmd_line->GetSwitchValuePath(switches::kRelaunchShortcut));
  27     // On Windows 7 the command line coming in may not have a path to the
  28     // shortcut to launch Chrome. We ignore the shortcut and just do a regular
  29     // ShellExecute of chrome.exe in this case.
  30     if (shortcut.empty() &&
  31         base::win::GetVersion() >= base::win::VERSION_WIN8) {
  32       operation_type_ = DELEGATE_EXECUTE;
  33       return true;
  34     }
  35     relaunch_shortcut_ = shortcut;
  36   }
  37   mutex_ = cmd_line->GetSwitchValueNative(switches::kWaitForMutex);
  38   if (mutex_.empty())
  39     return false;
  40   // Add the mode forcing flags, if any.
  41   const char* the_switch = NULL;
  42
  43   if (cmd_line->HasSwitch(switches::kForceDesktop))
  44     the_switch = switches::kForceDesktop;
  45   else if (cmd_line->HasSwitch(switches::kForceImmersive))
  46     the_switch = switches::kForceImmersive;
  47
  48   relaunch_flags_ = ParametersFromSwitch(the_switch);
  49
  50   operation_type_ = RELAUNCH_CHROME;
  51   return true;
  52 }
  53
  54 base::Process DelegateExecuteOperation::GetParent() const {
  55   std::vector<base::string16> parts;
  56   base::SplitString(mutex_, L'.', &parts);
  57   if (parts.size() != 3)
  58     return base::Process();
  59   DWORD pid;
  60   if (!base::StringToUint(parts[2], reinterpret_cast<uint32*>(&pid)))
  61     return base::Process();
  62   return base::Process::Open(pid);
  63 }
  64
  65 }  // namespace delegate_execute