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| 1 // Copyright 2016 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 // ====== New Architecture ===== |
| 6 // = This code is only used in the new iOS Chrome architecture. = |
| 7 // ============================================================================ |
| 8 |
| 9 #import "ios/chrome/app/steps/launch_to_background.h" |
| 10 |
| 11 #include <memory> |
| 12 |
| 13 #include "base/mac/bundle_locations.h" |
| 14 #include "base/mac/foundation_util.h" |
| 15 #include "base/memory/ptr_util.h" |
| 16 #include "base/strings/sys_string_conversions.h" |
| 17 #include "base/supports_user_data.h" |
| 18 #include "ios/chrome/app/application_state.h" |
| 19 #include "ios/chrome/app/startup/ios_chrome_main.h" |
| 20 #include "ios/chrome/app/startup/register_experimental_settings.h" |
| 21 #include "ios/chrome/browser/application_context.h" |
| 22 #include "ios/chrome/browser/browser_state/chrome_browser_state_manager.h" |
| 23 #include "ios/chrome/browser/web/chrome_web_client.h" |
| 24 #include "ios/web/public/web_client.h" |
| 25 |
| 26 #if !defined(__has_feature) || !__has_feature(objc_arc) |
| 27 #error "This file requires ARC support." |
| 28 #endif |
| 29 |
| 30 // Step that removes a previously-stored IOSChromeMain instance. |
| 31 @interface StopChromeMain : NSObject<ApplicationStep> |
| 32 @end |
| 33 |
| 34 namespace { |
| 35 |
| 36 // A SupportsUserData::Data struct to store an IOSChromeMain object and preserve |
| 37 // its lifetime (by storing it in an ApplicationState's |state| property) beyond |
| 38 // the running time of the -StartChromeMain step. |
| 39 class ChromeMainContainer : public base::SupportsUserData::Data { |
| 40 public: |
| 41 explicit ChromeMainContainer(std::unique_ptr<IOSChromeMain> chrome_main) |
| 42 : main_(std::move(chrome_main)) {} |
| 43 |
| 44 private: |
| 45 std::unique_ptr<IOSChromeMain> main_; |
| 46 }; |
| 47 |
| 48 // Key for storing the ChromeMainContainer. |
| 49 const char kChromeMainKey[] = "chrome_main"; |
| 50 |
| 51 } // namespace |
| 52 |
| 53 @implementation SetupBundleAndUserDefaults |
| 54 |
| 55 - (BOOL)canRunInState:(ApplicationState*)state { |
| 56 return state.phase == APPLICATION_BASIC; |
| 57 } |
| 58 |
| 59 - (void)runInState:(ApplicationState*)state { |
| 60 NSBundle* baseBundle = base::mac::OuterBundle(); |
| 61 base::mac::SetBaseBundleID( |
| 62 base::SysNSStringToUTF8([baseBundle bundleIdentifier]).c_str()); |
| 63 |
| 64 [RegisterExperimentalSettings |
| 65 registerExperimentalSettingsWithUserDefaults:[NSUserDefaults |
| 66 standardUserDefaults] |
| 67 bundle:base::mac:: |
| 68 FrameworkBundle()]; |
| 69 } |
| 70 |
| 71 @end |
| 72 |
| 73 @implementation StartChromeMain |
| 74 |
| 75 - (BOOL)canRunInState:(ApplicationState*)state { |
| 76 return state.phase == APPLICATION_BASIC; |
| 77 } |
| 78 |
| 79 - (void)runInState:(ApplicationState*)state { |
| 80 web::SetWebClient(new ChromeWebClient()); |
| 81 |
| 82 // Create and persist an IOSChromeMain instance. |
| 83 state.persistentState->SetUserData( |
| 84 kChromeMainKey, |
| 85 new ChromeMainContainer(base::MakeUnique<IOSChromeMain>())); |
| 86 |
| 87 // Add a step to the termination steps of |state| that will stop and remove |
| 88 // the IOSChromeMain instance. |
| 89 [[state terminationSteps] addObject:[[StopChromeMain alloc] init]]; |
| 90 |
| 91 state.phase = APPLICATION_BACKGROUNDED; |
| 92 } |
| 93 |
| 94 @end |
| 95 |
| 96 @implementation StopChromeMain |
| 97 |
| 98 - (BOOL)canRunInState:(ApplicationState*)state { |
| 99 return state.phase == APPLICATION_TERMINATING; |
| 100 } |
| 101 |
| 102 - (void)runInState:(ApplicationState*)state { |
| 103 // This should be the last step executed while the app is terminating. |
| 104 if (state.terminationSteps.count) { |
| 105 // There are other steps waiting to run, so add this to the end and return. |
| 106 [state.terminationSteps addObject:self]; |
| 107 return; |
| 108 } |
| 109 state.persistentState->RemoveUserData(kChromeMainKey); |
| 110 } |
| 111 |
| 112 @end |
| 113 |
| 114 @implementation SetBrowserState |
| 115 |
| 116 - (BOOL)canRunInState:(ApplicationState*)state { |
| 117 ApplicationContext* applicationContext = GetApplicationContext(); |
| 118 if (!applicationContext) |
| 119 return NO; |
| 120 |
| 121 return applicationContext->GetChromeBrowserStateManager() && |
| 122 state.phase == APPLICATION_BACKGROUNDED; |
| 123 } |
| 124 |
| 125 - (void)runInState:(ApplicationState*)state { |
| 126 state.browserState = GetApplicationContext() |
| 127 ->GetChromeBrowserStateManager() |
| 128 ->GetLastUsedBrowserState(); |
| 129 } |
| 130 |
| 131 @end |
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