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Side by Side Diff: sky/engine/bindings-dart/core/dart/DartCustomElementLifecycleCallbacks.cpp

Issue 918273002: Remove bindings-dart (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 10 months ago
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1 /*
2 * Copyright (C) 2013 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "config.h"
32 #include "bindings/core/dart/DartCustomElementLifecycleCallbacks.h"
33
34 #include "bindings/core/dart/DartCustomElementWrapper.h"
35 #include "bindings/core/dart/DartDOMData.h"
36 #include "bindings/core/dart/DartDOMWrapper.h"
37 #include "bindings/core/dart/DartHTMLElement.h"
38 #include "bindings/core/dart/DartScriptState.h"
39 #include "bindings/core/dart/DartUtilities.h"
40 #include "bindings/core/v8/V8Binding.h"
41 #include "core/dom/Element.h"
42 #include "core/dom/ExecutionContext.h"
43 #include "wtf/PassOwnPtr.h"
44
45
46 namespace blink {
47
48 PassRefPtr<DartCustomElementLifecycleCallbacks> DartCustomElementLifecycleCallba cks::create(DartScriptState* scriptState)
49 {
50 return adoptRef(new DartCustomElementLifecycleCallbacks(scriptState));
51 }
52
53 static CustomElementLifecycleCallbacks::CallbackType flagSet()
54 {
55 int flags = CustomElementLifecycleCallbacks::Created | CustomElementLifecycl eCallbacks::Attached | CustomElementLifecycleCallbacks::Detached | CustomElement LifecycleCallbacks::AttributeChanged;
56
57 return CustomElementLifecycleCallbacks::CallbackType(flags);
58 }
59
60 DartCustomElementLifecycleCallbacks::DartCustomElementLifecycleCallbacks(DartScr iptState* scriptState)
61 : CustomElementLifecycleCallbacks(flagSet())
62 , m_scriptState(scriptState)
63 , m_owner(0)
64 {
65 }
66
67 DartCustomElementLifecycleCallbacks::~DartCustomElementLifecycleCallbacks()
68 {
69 if (!m_owner || !Dart_CurrentIsolate())
70 return;
71
72 DartDOMData::current()->clearCustomElementBinding(m_owner);
73 }
74
75
76 bool DartCustomElementLifecycleCallbacks::setBinding(CustomElementDefinition* ow ner, PassOwnPtr<DartCustomElementBinding> binding)
77 {
78 ASSERT(!m_owner);
79 m_owner = owner;
80
81 DartDOMData::current()->addCustomElementBinding(owner, binding);
82 return true;
83 }
84
85 void DartCustomElementLifecycleCallbacks::created(Element* element)
86 {
87 DartIsolateScope isolateScope(m_scriptState->isolate());
88 DartApiScope dartApiScope;
89
90 element->setCustomElementState(Element::Upgraded);
91
92 DartCustomElementWrapper<HTMLElement>::upgradeDartWrapper(reinterpret_cast<H TMLElement*>(element), 0);
93 }
94
95 void DartCustomElementLifecycleCallbacks::attached(Element* element)
96 {
97 // TODO(blois): cache this method name to avoid re-creating handles.
98 call("attached", element);
99 }
100
101 void DartCustomElementLifecycleCallbacks::detached(Element* element)
102 {
103 // TODO(blois): cache this method name to avoid re-creating handles.
104 call("detached", element);
105 }
106
107 void DartCustomElementLifecycleCallbacks::attributeChanged(Element* element, con st AtomicString& name, const AtomicString& oldValue, const AtomicString& newValu e)
108 {
109 DartIsolateScope isolateScope(m_scriptState->isolate());
110 DartApiScope dartApiScope;
111
112 DartDOMData* domData = DartDOMData::current();
113
114 Dart_WeakPersistentHandle wrapper = DartDOMWrapper::lookupWrapper<DartHTMLEl ement>(domData, reinterpret_cast<HTMLElement*>(element));
115 if (!wrapper) {
116 return;
117 }
118 Dart_Handle receiver = Dart_HandleFromWeakPersistent(wrapper);
119
120 Dart_Handle args[3] = {
121 DartUtilities::stringToDartString(name),
122 oldValue.isNull() ? Dart_Null() : DartUtilities::stringToDartString(oldV alue),
123 newValue.isNull() ? Dart_Null() : DartUtilities::stringToDartString(newV alue)
124 };
125
126 // TODO(blois): cache this method name to avoid re-creating handles.
127 Dart_Handle result = Dart_Invoke(receiver, Dart_NewStringFromCString("attrib uteChanged"), 3, args);
128 if (Dart_IsError(result)) {
129 DartUtilities::reportProblem(DartUtilities::scriptExecutionContext(), re sult);
130 }
131 }
132
133 void DartCustomElementLifecycleCallbacks::call(const char* methodName, Element* element)
134 {
135 DartIsolateScope isolateScope(m_scriptState->isolate());
136 DartApiScope dartApiScope;
137
138 DartDOMData* domData = DartDOMData::current();
139
140 Dart_WeakPersistentHandle wrapper = DartDOMWrapper::lookupWrapper<DartHTMLEl ement>(domData, reinterpret_cast<HTMLElement*>(element));
141 if (!wrapper) {
142 return;
143 }
144 Dart_Handle receiver = Dart_HandleFromWeakPersistent(wrapper);
145 Dart_Handle result = Dart_Invoke(receiver, Dart_NewStringFromCString(methodN ame), 0, 0);
146 if (Dart_IsError(result)) {
147 DartUtilities::reportProblem(DartUtilities::scriptExecutionContext(), re sult);
148 }
149 }
150
151 } // namespace blink
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