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Side by Side Diff: Source/modules/webusb/USB.cpp

Issue 1284033002: WebUSB bindings part 5 (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Created 5 years, 4 months ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 1 // Copyright 2015 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 "config.h" 5 #include "config.h"
6 #include "modules/webusb/USB.h" 6 #include "modules/webusb/USB.h"
7 7
8 #include "bindings/core/v8/CallbackPromiseAdapter.h" 8 #include "bindings/core/v8/CallbackPromiseAdapter.h"
9 #include "bindings/core/v8/ScriptPromise.h" 9 #include "bindings/core/v8/ScriptPromise.h"
10 #include "bindings/core/v8/ScriptPromiseResolver.h" 10 #include "bindings/core/v8/ScriptPromiseResolver.h"
(...skipping 37 matching lines...) Expand 10 before | Expand all | Expand 10 after
48 if (filter.hasProtocolCode()) 48 if (filter.hasProtocolCode())
49 webFilter.protocolCode = filter.protocolCode(); 49 webFilter.protocolCode = filter.protocolCode();
50 } 50 }
51 } 51 }
52 52
53 // Allows using a CallbackPromiseAdapter with a WebVector to resolve the 53 // Allows using a CallbackPromiseAdapter with a WebVector to resolve the
54 // getDevices() promise with a HeapVector owning USBDevices. 54 // getDevices() promise with a HeapVector owning USBDevices.
55 class DeviceArray { 55 class DeviceArray {
56 WTF_MAKE_NONCOPYABLE(DeviceArray); 56 WTF_MAKE_NONCOPYABLE(DeviceArray);
57 public: 57 public:
58 using WebType = WebVector<WebUSBDevice*>; 58 using WebType = OwnPtr<WebVector<WebUSBDevice*>>;
59 59
60 static HeapVector<Member<USBDevice>> take(ScriptPromiseResolver*, PassOwnPtr <WebType> webDevices) 60 static HeapVector<Member<USBDevice>> take(ScriptPromiseResolver*, PassOwnPtr <WebVector<WebUSBDevice*>> webDevices)
61 { 61 {
62 HeapVector<Member<USBDevice>> devices; 62 HeapVector<Member<USBDevice>> devices;
63 for (const auto webDevice : *webDevices) 63 for (const auto webDevice : *webDevices)
64 devices.append(USBDevice::create(adoptPtr(webDevice))); 64 devices.append(USBDevice::create(adoptPtr(webDevice)));
65 return devices; 65 return devices;
66 } 66 }
67 67
68 private: 68 private:
69 DeviceArray() = delete; 69 DeviceArray() = delete;
70 }; 70 };
71 71
72 } // namespace 72 } // namespace
73 73
74 USB::USB(LocalFrame& frame) 74 USB::USB(LocalFrame& frame)
75 : m_controller(USBController::from(frame)) 75 : m_controller(USBController::from(frame))
76 { 76 {
77 } 77 }
78 78
79 ScriptPromise USB::getDevices(ScriptState* scriptState, const USBDeviceEnumerati onOptions& options) 79 ScriptPromise USB::getDevices(ScriptState* scriptState, const USBDeviceEnumerati onOptions& options)
80 { 80 {
81 WebUSBClient* client = m_controller->client(); 81 WebUSBClient* client = m_controller->client();
82 if (!client) 82 if (!client)
83 return ScriptPromise::rejectWithDOMException(scriptState, DOMException:: create(NotSupportedError)); 83 return ScriptPromise::rejectWithDOMException(scriptState, DOMException:: create(NotSupportedError));
84 84
85 ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState) ; 85 ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState) ;
86 ScriptPromise promise = resolver->promise(); 86 ScriptPromise promise = resolver->promise();
87 87
88 WebUSBDeviceEnumerationOptions webOptions; 88 WebUSBDeviceEnumerationOptions webOptions;
89 convertDeviceEnumerationOptions(options, &webOptions); 89 convertDeviceEnumerationOptions(options, &webOptions);
90 90 client->getDevices(webOptions, new CallbackPromiseAdapter<DeviceArray, USBEr ror>(resolver));
91 // TODO(rockot): Re-enable this after CPA changes land.
92 // That's https://codereview.chromium.org/1240763002/ and dependent patches.
93 // client->getDevices(webOptions, new CallbackPromiseAdapter<DeviceArray, US BError>(resolver));
94 ASSERT_NOT_REACHED();
95
96 return promise; 91 return promise;
97 } 92 }
98 93
99 DEFINE_TRACE(USB) 94 DEFINE_TRACE(USB)
100 { 95 {
101 visitor->trace(m_controller); 96 visitor->trace(m_controller);
102 } 97 }
103 98
104 } // namespace blink 99 } // namespace blink
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