| Index: webkit/port/bindings/v8/ScriptController.h
|
| ===================================================================
|
| --- webkit/port/bindings/v8/ScriptController.h (revision 16307)
|
| +++ webkit/port/bindings/v8/ScriptController.h (working copy)
|
| @@ -1,266 +1,169 @@
|
| -// Copyright 2008, Google Inc.
|
| -// All rights reserved.
|
| -//
|
| -// Redistribution and use in source and binary forms, with or without
|
| -// modification, are permitted provided that the following conditions are
|
| -// met:
|
| -//
|
| -// * Redistributions of source code must retain the above copyright
|
| -// notice, this list of conditions and the following disclaimer.
|
| -// * Redistributions in binary form must reproduce the above
|
| -// copyright notice, this list of conditions and the following disclaimer
|
| -// in the documentation and/or other materials provided with the
|
| -// distribution.
|
| -// * Neither the name of Google Inc. nor the names of its
|
| -// contributors may be used to endorse or promote products derived from
|
| -// this software without specific prior written permission.
|
| -//
|
| -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
| -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
| -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
| -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
| -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
| -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
| -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
| -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
| -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
| -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
| -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
| +/*
|
| + * Copyright (C) 2008, 2009 Google Inc. All rights reserved.
|
| + *
|
| + * Redistribution and use in source and binary forms, with or without
|
| + * modification, are permitted provided that the following conditions are
|
| + * met:
|
| + *
|
| + * * Redistributions of source code must retain the above copyright
|
| + * notice, this list of conditions and the following disclaimer.
|
| + * * Redistributions in binary form must reproduce the above
|
| + * copyright notice, this list of conditions and the following disclaimer
|
| + * in the documentation and/or other materials provided with the
|
| + * distribution.
|
| + * * Neither the name of Google Inc. nor the names of its
|
| + * contributors may be used to endorse or promote products derived from
|
| + * this software without specific prior written permission.
|
| + *
|
| + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
| + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
| + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
| + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
| + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
| + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
| + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
| + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
| + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
| + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
| + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
| + */
|
|
|
| -// An interface to abstract implementation differences
|
| -// for various Javascript engines.
|
| -
|
| #ifndef ScriptController_h
|
| #define ScriptController_h
|
|
|
| -#include "HashMap.h"
|
| -#include "MessagePort.h"
|
| #include "ScriptInstance.h"
|
| #include "ScriptValue.h"
|
| -#include "SecurityOrigin.h"
|
|
|
| -#include "bindings/npruntime.h"
|
| +#include "V8Proxy.h"
|
|
|
| +#include <v8.h>
|
| +
|
| #include <wtf/HashMap.h>
|
| #include <wtf/Vector.h>
|
|
|
| -#include "v8.h"
|
| -#include "v8_proxy.h"
|
| -
|
| -// JavaScript implementations which expose NPObject will need to implement
|
| -// these methods.
|
| -typedef void (*NPN_ReleaseVariantValueProcPtr) (NPVariant *variant);
|
| -
|
| -typedef NPIdentifier(*NPN_GetStringIdentifierProcPtr) (const NPUTF8 *name);
|
| -typedef void (*NPN_GetStringIdentifiersProcPtr) (const NPUTF8 **names,
|
| - int32_t nameCount,
|
| - NPIdentifier *identifiers);
|
| -typedef NPIdentifier(*NPN_GetIntIdentifierProcPtr) (int32_t intid);
|
| -typedef int32_t (*NPN_IntFromIdentifierProcPtr) (NPIdentifier identifier);
|
| -typedef bool (*NPN_IdentifierIsStringProcPtr) (NPIdentifier identifier);
|
| -typedef NPUTF8 * (*NPN_UTF8FromIdentifierProcPtr) (NPIdentifier identifier);
|
| -
|
| -typedef NPObject* (*NPN_CreateObjectProcPtr) (NPP,
|
| - NPClass *aClass);
|
| -typedef NPObject* (*NPN_RetainObjectProcPtr) (NPObject *obj);
|
| -typedef void (*NPN_ReleaseObjectProcPtr) (NPObject *obj);
|
| -typedef bool (*NPN_InvokeProcPtr) (NPP npp,
|
| - NPObject *obj,
|
| - NPIdentifier methodName,
|
| - const NPVariant *args,
|
| - unsigned argCount,
|
| - NPVariant *result);
|
| -typedef bool (*NPN_InvokeDefaultProcPtr) (NPP npp,
|
| - NPObject *obj,
|
| - const NPVariant *args,
|
| - unsigned argCount,
|
| - NPVariant *result);
|
| -typedef bool (*NPN_EvaluateProcPtr) (NPP npp,
|
| - NPObject *obj,
|
| - NPString *script,
|
| - NPVariant *result);
|
| -typedef bool (*NPN_GetPropertyProcPtr) (NPP npp,
|
| - NPObject *obj,
|
| - NPIdentifier propertyName,
|
| - NPVariant *result);
|
| -typedef bool (*NPN_SetPropertyProcPtr) (NPP npp,
|
| - NPObject *obj,
|
| - NPIdentifier propertyName,
|
| - const NPVariant *value);
|
| -typedef bool (*NPN_HasPropertyProcPtr) (NPP,
|
| - NPObject *npobj,
|
| - NPIdentifier propertyName);
|
| -typedef bool (*NPN_HasMethodProcPtr) (NPP npp,
|
| - NPObject *npobj,
|
| - NPIdentifier methodName);
|
| -typedef bool (*NPN_RemovePropertyProcPtr) (NPP npp,
|
| - NPObject *obj,
|
| - NPIdentifier propertyName);
|
| -typedef void (*NPN_SetExceptionProcPtr) (NPObject *obj,
|
| - const NPUTF8 *message);
|
| -
|
| -typedef struct _NPRuntimeFunctions {
|
| - NPN_GetStringIdentifierProcPtr getStringIdentifier;
|
| - NPN_GetStringIdentifiersProcPtr getStringIdentifiers;
|
| - NPN_GetIntIdentifierProcPtr getIntIdentifier;
|
| - NPN_IdentifierIsStringProcPtr identifierIsString;
|
| - NPN_UTF8FromIdentifierProcPtr utf8FromIdentifier;
|
| - NPN_IntFromIdentifierProcPtr intFromIdentifier;
|
| - NPN_CreateObjectProcPtr createObject;
|
| - NPN_RetainObjectProcPtr retainObject;
|
| - NPN_ReleaseObjectProcPtr releaseObject;
|
| - NPN_InvokeProcPtr invoke;
|
| - NPN_InvokeDefaultProcPtr invokeDefault;
|
| - NPN_EvaluateProcPtr evaluate;
|
| - NPN_GetPropertyProcPtr getProperty;
|
| - NPN_SetPropertyProcPtr setProperty;
|
| - NPN_RemovePropertyProcPtr removeProperty;
|
| - NPN_HasPropertyProcPtr hasProperty;
|
| - NPN_HasMethodProcPtr hasMethod;
|
| - NPN_ReleaseVariantValueProcPtr releaseVariantValue;
|
| - NPN_SetExceptionProcPtr setException;
|
| -} NPRuntimeFunctions;
|
| -
|
| namespace WebCore {
|
| -class Document;
|
| -class EventListener;
|
| -class Event;
|
| -class Frame;
|
| -class HTMLPlugInElement;
|
| -class Node;
|
| -class ScriptSourceCode;
|
| -class ScriptState;
|
| -class String;
|
| -class Widget;
|
| + class Event;
|
| + class Frame;
|
| + class HTMLPlugInElement;
|
| + class ScriptSourceCode;
|
| + class ScriptState;
|
| + class String;
|
| + class Widget;
|
|
|
| -typedef v8::Local<v8::Object> JSInstance;
|
| -typedef v8::Local<v8::Object> JSInstanceHandle;
|
| -typedef v8::Persistent<v8::Object> JSPersistentInstance;
|
| -typedef v8::Local<v8::Value> JSException;
|
| -typedef v8::Persistent<v8::Value> JSResult;
|
| + class ScriptController {
|
| + public:
|
| + ScriptController(Frame*);
|
| + ~ScriptController();
|
|
|
| -class ScriptController {
|
| -public:
|
| - ScriptController(Frame*);
|
| - ~ScriptController();
|
| + // FIXME: V8Proxy should either be folded into ScriptController
|
| + // or this accessor should be made JSProxy*
|
| + V8Proxy* proxy() { return m_proxy.get(); }
|
|
|
| - // TODO(eseidel): V8Proxy should either be folded into ScriptController
|
| - // or this accessor should be made JSProxy*
|
| - V8Proxy* proxy() { return m_proxy.get(); }
|
| + // Evaluate a script file in the environment of this proxy.
|
| + // If succeeded, 'succ' is set to true and result is returned
|
| + // as a string.
|
| + ScriptValue evaluate(const ScriptSourceCode&);
|
|
|
| - // Evaluate a script file in the environment of this proxy.
|
| - // If succeeded, 'succ' is set to true and result is returned
|
| - // as a string.
|
| - ScriptValue evaluate(const ScriptSourceCode&);
|
| + // Executes JavaScript in a new context associated with the web frame. The
|
| + // script gets its own global scope and its own prototypes for intrinsic
|
| + // JavaScript objects (String, Array, and so-on). It shares the wrappers for
|
| + // all DOM nodes and DOM constructors.
|
| + void evaluateInNewContext(const Vector<ScriptSourceCode>&);
|
|
|
| - // Executes JavaScript in a new context associated with the web frame. The
|
| - // script gets its own global scope and its own prototypes for intrinsic
|
| - // JavaScript objects (String, Array, and so-on). It shares the wrappers for
|
| - // all DOM nodes and DOM constructors.
|
| - void evaluateInNewContext(const Vector<ScriptSourceCode>& sources);
|
| + // JSC has a WindowShell object, but for V8, the ScriptController
|
| + // is the WindowShell.
|
| + bool haveWindowShell() const { return true; }
|
|
|
| - // JSC has a WindowShell object, but for V8, the ScriptController
|
| - // is the WindowShell.
|
| - bool haveWindowShell() const { return true; }
|
| + // Masquerade 'this' as the windowShell.
|
| + // This is a bit of a hack, but provides reasonable compatibility
|
| + // with what JSC does as well.
|
| + ScriptController* windowShell() { return this; }
|
|
|
| - // Masquerade 'this' as the windowShell.
|
| - // This is a bit of a hack, but provides reasonable compatibility
|
| - // with what JSC does as well.
|
| - ScriptController* windowShell() { return this; }
|
| + ScriptState* state() const { return m_scriptState.get(); }
|
|
|
| - ScriptState* state() const { return m_scriptState.get(); }
|
| + void collectGarbage();
|
|
|
| - void disposeJSResult(JSResult result);
|
| - void collectGarbage();
|
| + // Creates a property of the global object of a frame.
|
| + void bindToWindowObject(Frame*, const String& key, NPObject*);
|
|
|
| - // Creates a property of the global object of a frame.
|
| - void BindToWindowObject(Frame*, const String& key, NPObject*);
|
| + PassScriptInstance createScriptInstanceForWidget(Widget*);
|
|
|
| - NPRuntimeFunctions* functions();
|
| + void disconnectFrame();
|
|
|
| - PassScriptInstance createScriptInstanceForWidget(Widget*);
|
| + // Check if the javascript engine has been initialized.
|
| + bool haveInterpreter() const;
|
|
|
| - void disconnectFrame();
|
| + bool isEnabled() const;
|
|
|
| - // Check if the javascript engine has been initialized.
|
| - bool haveInterpreter() const;
|
| + // FIXME: void* is a compile hack.
|
| + void attachDebugger(void*);
|
|
|
| - bool isEnabled() const;
|
| + // --- Static methods assume we are running VM in single thread, ---
|
| + // --- and there is only one VM instance. ---
|
|
|
| - // TODO(eseidel): void* is a compile hack
|
| - void attachDebugger(void*);
|
| + // Returns the frame for the entered context. See comments in
|
| + // V8Proxy::retrieveFrameForEnteredContext() for more information.
|
| + static Frame* retrieveFrameForEnteredContext();
|
|
|
| - // Create a NPObject wrapper for a JSObject
|
| - // NPObject *WrapScriptObject(NPP pluginId, JSObject* objectToWrap,
|
| - // JSRootObject* originRootObject,
|
| - // JSRootObject* rootObject);
|
| + // Returns the frame for the current context. See comments in
|
| + // V8Proxy::retrieveFrameForEnteredContext() for more information.
|
| + static Frame* retrieveFrameForCurrentContext();
|
|
|
| - // --- Static methods assume we are running VM in single thread, ---
|
| - // --- and there is only one VM instance. ---
|
| + // Check whether it is safe to access a frame in another domain.
|
| + static bool isSafeScript(Frame*);
|
|
|
| - // Returns the frame for the entered context. See comments in
|
| - // V8Proxy::retrieveFrameForEnteredContext() for more information.
|
| - static Frame* retrieveFrameForEnteredContext();
|
| + // Pass command-line flags to the JS engine.
|
| + static void setFlags(const char* string, int length);
|
|
|
| - // Returns the frame for the current context. See comments in
|
| - // V8Proxy::retrieveFrameForEnteredContext() for more information.
|
| - static Frame* retrieveFrameForCurrentContext();
|
| + // Protect and unprotect the JS wrapper from garbage collected.
|
| + static void gcProtectJSWrapper(void*);
|
| + static void gcUnprotectJSWrapper(void*);
|
|
|
| - // Check whether it is safe to access a frame in another domain.
|
| - static bool isSafeScript(Frame* target);
|
| + void finishedWithEvent(Event*);
|
| + void setEventHandlerLineNumber(int lineNumber);
|
|
|
| - // Pass command-line flags to the JS engine
|
| - static void setFlags(const char* str, int length);
|
| + void setProcessingTimerCallback(bool processingTimerCallback) { m_processingTimerCallback = processingTimerCallback; }
|
| + bool processingUserGesture() const;
|
|
|
| - // Protect and unprotect the JS wrapper from garbage collected.
|
| - static void gcProtectJSWrapper(void* object);
|
| - static void gcUnprotectJSWrapper(void* object);
|
| + void setPaused(bool paused) { m_paused = paused; }
|
| + bool isPaused() const { return m_paused; }
|
|
|
| - void finishedWithEvent(Event*);
|
| - void setEventHandlerLineNumber(int lineno);
|
| + const String* sourceURL() const { return m_sourceURL; } // 0 if we are not evaluating any script.
|
|
|
| - void setProcessingTimerCallback(bool b) { m_processingTimerCallback = b; }
|
| - bool processingUserGesture() const;
|
| + void clearWindowShell();
|
| + void updateDocument();
|
|
|
| - void setPaused(bool b) { m_paused = b; }
|
| - bool isPaused() const { return m_paused; }
|
| + void updateSecurityOrigin();
|
| + void clearScriptObjects();
|
| + void updatePlatformScriptObjects();
|
| + void cleanupScriptObjectsForPlugin(void*);
|
|
|
| - const String* sourceURL() const { return m_sourceURL; } // 0 if we are not evaluating any script
|
| -
|
| - void clearWindowShell();
|
| - void updateDocument();
|
| -
|
| - void updateSecurityOrigin();
|
| - void clearScriptObjects();
|
| - void updatePlatformScriptObjects();
|
| - void cleanupScriptObjectsForPlugin(void*);
|
| -
|
| #if ENABLE(NETSCAPE_PLUGIN_API)
|
| - NPObject* createScriptObjectForPluginElement(HTMLPlugInElement*);
|
| - NPObject* windowScriptNPObject();
|
| + NPObject* createScriptObjectForPluginElement(HTMLPlugInElement*);
|
| + NPObject* windowScriptNPObject();
|
| #endif
|
|
|
| -private:
|
| - Frame* m_frame;
|
| - const String* m_sourceURL;
|
| + private:
|
| + Frame* m_frame;
|
| + const String* m_sourceURL;
|
|
|
| - bool m_processingTimerCallback;
|
| - bool m_paused;
|
| + bool m_processingTimerCallback;
|
| + bool m_paused;
|
|
|
| - OwnPtr<ScriptState> m_scriptState;
|
| - OwnPtr<V8Proxy> m_proxy;
|
| - typedef HashMap<void*, NPObject*> PluginObjectMap;
|
| + OwnPtr<ScriptState> m_scriptState;
|
| + OwnPtr<V8Proxy> m_proxy;
|
| + typedef HashMap<void*, NPObject*> PluginObjectMap;
|
|
|
| - // A mapping between Widgets and their corresponding script object.
|
| - // This list is used so that when the plugin dies, we can immediately
|
| - // invalidate all sub-objects which are associated with that plugin.
|
| - // The frame keeps a NPObject reference for each item on the list.
|
| - PluginObjectMap m_pluginObjects;
|
| + // A mapping between Widgets and their corresponding script object.
|
| + // This list is used so that when the plugin dies, we can immediately
|
| + // invalidate all sub-objects which are associated with that plugin.
|
| + // The frame keeps a NPObject reference for each item on the list.
|
| + PluginObjectMap m_pluginObjects;
|
| #if ENABLE(NETSCAPE_PLUGIN_API)
|
| - NPObject* m_windowScriptNPObject;
|
| + NPObject* m_windowScriptNPObject;
|
| #endif
|
| -};
|
| + };
|
|
|
| -} // namespace WebCore
|
| +} // namespace WebCore
|
|
|
| -#endif // ScriptController_h
|
| +#endif // ScriptController_h
|
|
|