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			106 lines
		
	
	
	
		
			3.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			106 lines
		
	
	
	
		
			3.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2020-2021, Andreas Kling <kling@serenityos.org>
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|  * All rights reserved.
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|  *
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions are met:
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|  *
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|  * 1. Redistributions of source code must retain the above copyright notice, this
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|  *    list of conditions and the following disclaimer.
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|  *
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|  * 2. Redistributions in binary form must reproduce the above copyright notice,
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|  *    this list of conditions and the following disclaimer in the documentation
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|  *    and/or other materials provided with the distribution.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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|  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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|  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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|  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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|  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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|  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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|  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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|  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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|  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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|  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  */
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| 
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| #pragma once
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| 
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| #include <AK/TypeCasts.h>
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| #include <AK/Weakable.h>
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| #include <LibJS/Runtime/GlobalObject.h>
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| #include <LibWeb/Forward.h>
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| 
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| namespace Web {
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| namespace Bindings {
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| 
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| class WindowObject final
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|     : public JS::GlobalObject
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|     , public Weakable<WindowObject> {
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| public:
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|     explicit WindowObject(DOM::Window&);
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|     virtual void initialize() override;
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|     virtual ~WindowObject() override;
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| 
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|     DOM::Window& impl() { return *m_impl; }
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|     const DOM::Window& impl() const { return *m_impl; }
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| 
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|     Origin origin() const;
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| 
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|     JS::Object* web_prototype(const String& class_name) { return m_prototypes.get(class_name).value_or(nullptr); }
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|     JS::NativeFunction* web_constructor(const String& class_name) { return m_constructors.get(class_name).value_or(nullptr); }
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| 
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|     template<typename T>
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|     JS::Object& ensure_web_prototype(const String& class_name)
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|     {
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|         auto it = m_prototypes.find(class_name);
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|         if (it != m_prototypes.end())
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|             return *it->value;
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|         auto* prototype = heap().allocate<T>(*this, *this);
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|         m_prototypes.set(class_name, prototype);
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|         return *prototype;
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|     }
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| 
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|     template<typename T>
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|     JS::NativeFunction& ensure_web_constructor(const String& class_name)
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|     {
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|         auto it = m_constructors.find(class_name);
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|         if (it != m_constructors.end())
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|             return *it->value;
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|         auto* constructor = heap().allocate<T>(*this, *this);
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|         m_constructors.set(class_name, constructor);
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|         define_property(class_name, JS::Value(constructor), JS::Attribute::Writable | JS::Attribute::Configurable);
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|         return *constructor;
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|     }
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| 
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| private:
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|     virtual const char* class_name() const override { return "WindowObject"; }
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|     virtual void visit_edges(Visitor&) override;
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| 
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|     JS_DECLARE_NATIVE_GETTER(document_getter);
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|     JS_DECLARE_NATIVE_SETTER(document_setter);
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| 
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|     JS_DECLARE_NATIVE_GETTER(performance_getter);
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| 
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|     JS_DECLARE_NATIVE_GETTER(event_getter);
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| 
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|     JS_DECLARE_NATIVE_FUNCTION(alert);
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|     JS_DECLARE_NATIVE_FUNCTION(confirm);
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|     JS_DECLARE_NATIVE_FUNCTION(prompt);
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|     JS_DECLARE_NATIVE_FUNCTION(set_interval);
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|     JS_DECLARE_NATIVE_FUNCTION(set_timeout);
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|     JS_DECLARE_NATIVE_FUNCTION(clear_interval);
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|     JS_DECLARE_NATIVE_FUNCTION(clear_timeout);
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|     JS_DECLARE_NATIVE_FUNCTION(request_animation_frame);
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|     JS_DECLARE_NATIVE_FUNCTION(cancel_animation_frame);
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|     JS_DECLARE_NATIVE_FUNCTION(atob);
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|     JS_DECLARE_NATIVE_FUNCTION(btoa);
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| 
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|     NonnullRefPtr<DOM::Window> m_impl;
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| 
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|     HashMap<String, JS::Object*> m_prototypes;
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|     HashMap<String, JS::NativeFunction*> m_constructors;
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| };
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| 
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| }
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| }
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