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1 // Copyright 2017 The Chromium Authors. All rights reserved. | 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "core/workers/MainThreadWorklet.h" | 5 #include "core/workers/MainThreadWorklet.h" |
6 | 6 |
7 #include "bindings/core/v8/ScriptPromiseResolver.h" | 7 #include "bindings/core/v8/ScriptPromiseResolver.h" |
8 #include "bindings/core/v8/ScriptSourceCode.h" | 8 #include "bindings/core/v8/ScriptSourceCode.h" |
9 #include "bindings/core/v8/V8BindingForCore.h" | 9 #include "bindings/core/v8/V8BindingForCore.h" |
10 #include "core/frame/LocalFrame.h" | 10 #include "core/frame/LocalFrame.h" |
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24 if (credentials_option == "same-origin") | 24 if (credentials_option == "same-origin") |
25 return WebURLRequest::kFetchCredentialsModeSameOrigin; | 25 return WebURLRequest::kFetchCredentialsModeSameOrigin; |
26 if (credentials_option == "include") | 26 if (credentials_option == "include") |
27 return WebURLRequest::kFetchCredentialsModeInclude; | 27 return WebURLRequest::kFetchCredentialsModeInclude; |
28 NOTREACHED(); | 28 NOTREACHED(); |
29 return WebURLRequest::kFetchCredentialsModeOmit; | 29 return WebURLRequest::kFetchCredentialsModeOmit; |
30 } | 30 } |
31 | 31 |
32 } // namespace | 32 } // namespace |
33 | 33 |
34 MainThreadWorklet::MainThreadWorklet(LocalFrame* frame) : Worklet(frame) {} | 34 MainThreadWorklet::MainThreadWorklet(LocalFrame* frame) |
| 35 : Worklet(frame), global_scope_manager_(new WorkletGlobalScopeManager) {} |
35 | 36 |
36 // Implementation of the second half of the "addModule(moduleURL, options)" | 37 // Implementation of the second half of the "addModule(moduleURL, options)" |
37 // algorithm: | 38 // algorithm: |
38 // https://drafts.css-houdini.org/worklets/#dom-worklet-addmodule | 39 // https://drafts.css-houdini.org/worklets/#dom-worklet-addmodule |
39 void MainThreadWorklet::FetchAndInvokeScript(const KURL& module_url_record, | 40 void MainThreadWorklet::FetchAndInvokeScript(const KURL& module_url_record, |
40 const WorkletOptions& options, | 41 const WorkletOptions& options, |
41 ScriptPromiseResolver* resolver) { | 42 ScriptPromiseResolver* resolver) { |
42 DCHECK(IsMainThread()); | 43 DCHECK(IsMainThread()); |
43 if (!GetExecutionContext()) | 44 if (!GetExecutionContext()) |
44 return; | 45 return; |
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60 // type." | 61 // type." |
61 // workletGlobalScopeType is encoded into the class name (e.g., PaintWorklet). | 62 // workletGlobalScopeType is encoded into the class name (e.g., PaintWorklet). |
62 | 63 |
63 // Step 10: "If the worklet's WorkletGlobalScopes is empty, run the following | 64 // Step 10: "If the worklet's WorkletGlobalScopes is empty, run the following |
64 // steps:" | 65 // steps:" |
65 // 10.1: "Create a WorkletGlobalScope given workletGlobalScopeType, | 66 // 10.1: "Create a WorkletGlobalScope given workletGlobalScopeType, |
66 // moduleResponsesMap, and outsideSettings." | 67 // moduleResponsesMap, and outsideSettings." |
67 // 10.2: "Add the WorkletGlobalScope to worklet's WorkletGlobalScopes." | 68 // 10.2: "Add the WorkletGlobalScope to worklet's WorkletGlobalScopes." |
68 // "Depending on the type of worklet the user agent may create additional | 69 // "Depending on the type of worklet the user agent may create additional |
69 // WorkletGlobalScopes at this time." | 70 // WorkletGlobalScopes at this time." |
70 // TODO(nhiroki): Create WorkletGlobalScopes at this point. | 71 while (NeedsToCreateGlobalScope()) |
| 72 GetGlobalScopeManager().AddGlobalScope(CreateGlobalScope()); |
| 73 DCHECK_LT(0u, GetGlobalScopeManager().GetNumberOfGlobalScopes()); |
71 | 74 |
72 // Step 11: "Let pendingTaskStruct be a new pending tasks struct with counter | 75 // Step 11: "Let pendingTaskStruct be a new pending tasks struct with counter |
73 // initialized to the length of worklet's WorkletGlobalScopes." | 76 // initialized to the length of worklet's WorkletGlobalScopes." |
74 // TODO(nhiroki): Introduce the concept of "worklet's WorkletGlobalScopes" and | 77 size_t length = GetGlobalScopeManager().GetNumberOfGlobalScopes(); |
75 // use the length of it here. | |
76 constexpr int number_of_global_scopes = 1; | |
77 WorkletPendingTasks* pending_tasks = | 78 WorkletPendingTasks* pending_tasks = |
78 new WorkletPendingTasks(number_of_global_scopes, resolver); | 79 new WorkletPendingTasks(length, resolver); |
79 | 80 |
80 // Step 12: "For each workletGlobalScope in the worklet's | 81 // Step 12: "For each workletGlobalScope in the worklet's |
81 // WorkletGlobalScopes, queue a task on the workletGlobalScope to fetch and | 82 // WorkletGlobalScopes, queue a task on the workletGlobalScope to fetch and |
82 // invoke a worklet script given workletGlobalScope, moduleURLRecord, | 83 // invoke a worklet script given workletGlobalScope, moduleURLRecord, |
83 // moduleResponsesMap, credentialOptions, outsideSettings, pendingTaskStruct, | 84 // moduleResponsesMap, credentialOptions, outsideSettings, pendingTaskStruct, |
84 // and promise." | 85 // and promise." |
85 // TODO(nhiroki): Queue a task instead of executing this here. | 86 // TODO(nhiroki): Queue a task instead of executing this here. |
86 GetWorkletGlobalScopeProxy()->FetchAndInvokeScript( | 87 GetGlobalScopeManager().AddModuleToGlobalScopes( |
87 module_url_record, credentials_mode, pending_tasks); | 88 module_url_record, credentials_mode, pending_tasks); |
88 } | 89 } |
89 | 90 |
90 void MainThreadWorklet::ContextDestroyed(ExecutionContext* execution_context) { | 91 void MainThreadWorklet::ContextDestroyed(ExecutionContext* execution_context) { |
91 DCHECK(IsMainThread()); | 92 DCHECK(IsMainThread()); |
92 GetWorkletGlobalScopeProxy()->TerminateWorkletGlobalScope(); | 93 GetGlobalScopeManager().TerminateGlobalScopes(); |
93 } | 94 } |
94 | 95 |
95 DEFINE_TRACE(MainThreadWorklet) { | 96 DEFINE_TRACE(MainThreadWorklet) { |
| 97 visitor->Trace(global_scope_manager_); |
96 Worklet::Trace(visitor); | 98 Worklet::Trace(visitor); |
97 } | 99 } |
98 | 100 |
99 } // namespace blink | 101 } // namespace blink |
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