diff options
Diffstat (limited to 'WebCore/bindings/js/JSPluginElementFunctions.cpp')
-rw-r--r-- | WebCore/bindings/js/JSPluginElementFunctions.cpp | 194 |
1 files changed, 0 insertions, 194 deletions
diff --git a/WebCore/bindings/js/JSPluginElementFunctions.cpp b/WebCore/bindings/js/JSPluginElementFunctions.cpp deleted file mode 100644 index 893b967..0000000 --- a/WebCore/bindings/js/JSPluginElementFunctions.cpp +++ /dev/null @@ -1,194 +0,0 @@ -/* - * Copyright (C) 1999-2000 Harri Porten (porten@kde.org) - * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "config.h" -#include "JSPluginElementFunctions.h" - -#include "Bridge.h" -#include "HTMLNames.h" -#include "HTMLPlugInElement.h" -#include "JSHTMLElement.h" -#include "PluginViewBase.h" - -using namespace JSC; - -namespace WebCore { - -using namespace Bindings; -using namespace HTMLNames; - -// Runtime object support code for JSHTMLAppletElement, JSHTMLEmbedElement and JSHTMLObjectElement. - -static inline bool isPluginElement(Node* node) -{ - return node->hasTagName(objectTag) || node->hasTagName(embedTag) || node->hasTagName(appletTag); -} - -Instance* pluginInstance(Node* node) -{ - if (!node) - return 0; - if (!isPluginElement(node)) - return 0; - - HTMLPlugInElement* plugInElement = static_cast<HTMLPlugInElement*>(node); - // The plugin element holds an owning reference, so we don't have to. - Instance* instance = plugInElement->getInstance().get(); - if (!instance || !instance->rootObject()) - return 0; - return instance; -} - -static JSObject* pluginScriptObjectFromPluginViewBase(HTMLPlugInElement* pluginElement, JSGlobalObject* globalObject) -{ - Widget* pluginWidget = pluginElement->pluginWidget(); - if (!pluginWidget) - return 0; - - if (!pluginWidget->isPluginViewBase()) - return 0; - - PluginViewBase* pluginViewBase = static_cast<PluginViewBase*>(pluginWidget); - return pluginViewBase->scriptObject(globalObject); -} - -static JSObject* pluginScriptObjectFromPluginViewBase(JSHTMLElement* jsHTMLElement) -{ - HTMLElement* element = jsHTMLElement->impl(); - if (!isPluginElement(element)) - return 0; - - HTMLPlugInElement* pluginElement = static_cast<HTMLPlugInElement*>(element); - return pluginScriptObjectFromPluginViewBase(pluginElement, jsHTMLElement->globalObject()); -} - -JSObject* pluginScriptObject(ExecState* exec, JSHTMLElement* jsHTMLElement) -{ - HTMLElement* element = jsHTMLElement->impl(); - if (!isPluginElement(element)) - return 0; - - HTMLPlugInElement* pluginElement = static_cast<HTMLPlugInElement*>(element); - - // First, see if we can ask the plug-in view for its script object. - if (JSObject* scriptObject = pluginScriptObjectFromPluginViewBase(pluginElement, jsHTMLElement->globalObject())) - return scriptObject; - - // Otherwise, fall back to getting the object from the instance. - - // The plugin element holds an owning reference, so we don't have to. - Instance* instance = pluginElement->getInstance().get(); - if (!instance || !instance->rootObject()) - return 0; - - return instance->createRuntimeObject(exec); -} - -JSValue runtimeObjectPropertyGetter(ExecState* exec, JSValue slotBase, const Identifier& propertyName) -{ - JSHTMLElement* element = static_cast<JSHTMLElement*>(asObject(slotBase)); - JSObject* scriptObject = pluginScriptObject(exec, element); - if (!scriptObject) - return jsUndefined(); - - return scriptObject->get(exec, propertyName); -} - -bool runtimeObjectCustomGetOwnPropertySlot(ExecState* exec, const Identifier& propertyName, PropertySlot& slot, JSHTMLElement* element) -{ - JSObject* scriptObject = pluginScriptObject(exec, element); - if (!scriptObject) - return false; - - if (!scriptObject->hasProperty(exec, propertyName)) - return false; - slot.setCustom(element, runtimeObjectPropertyGetter); - return true; -} - -bool runtimeObjectCustomGetOwnPropertyDescriptor(ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor, JSHTMLElement* element) -{ - JSObject* scriptObject = pluginScriptObject(exec, element); - if (!scriptObject) - return false; - if (!scriptObject->hasProperty(exec, propertyName)) - return false; - PropertySlot slot; - slot.setCustom(element, runtimeObjectPropertyGetter); - // While we don't know what the plugin allows, we do know that we prevent - // enumeration or deletion of properties, so we mark plugin properties - // as DontEnum | DontDelete - descriptor.setDescriptor(slot.getValue(exec, propertyName), DontEnum | DontDelete); - return true; -} - -bool runtimeObjectCustomPut(ExecState* exec, const Identifier& propertyName, JSValue value, JSHTMLElement* element, PutPropertySlot& slot) -{ - JSObject* scriptObject = pluginScriptObject(exec, element); - if (!scriptObject) - return 0; - if (!scriptObject->hasProperty(exec, propertyName)) - return false; - scriptObject->put(exec, propertyName, value, slot); - return true; -} - -static EncodedJSValue JSC_HOST_CALL callPlugin(ExecState* exec) -{ - JSHTMLElement* element = static_cast<JSHTMLElement*>(exec->callee()); - - // Get the plug-in script object. - JSObject* scriptObject = pluginScriptObject(exec, element); - ASSERT(scriptObject); - - size_t argumentCount = exec->argumentCount(); - MarkedArgumentBuffer argumentList; - for (size_t i = 0; i < argumentCount; i++) - argumentList.append(exec->argument(i)); - - CallData callData; - CallType callType = getCallData(scriptObject, callData); - ASSERT(callType == CallTypeHost); - - // Call the object. - JSValue result = call(exec, scriptObject, callType, callData, exec->hostThisValue(), argumentList); - return JSValue::encode(result); -} - -CallType runtimeObjectGetCallData(JSHTMLElement* element, CallData& callData) -{ - // First, ask the plug-in view base for its runtime object. - if (JSObject* scriptObject = pluginScriptObjectFromPluginViewBase(element)) { - CallData scriptObjectCallData; - - if (scriptObject->getCallData(scriptObjectCallData) == CallTypeNone) - return CallTypeNone; - - callData.native.function = callPlugin; - return CallTypeHost; - } - - Instance* instance = pluginInstance(element->impl()); - if (!instance || !instance->supportsInvokeDefaultMethod()) - return CallTypeNone; - callData.native.function = callPlugin; - return CallTypeHost; -} - -} // namespace WebCore |