KJS::Bindings::Instance* Frame::createScriptInstanceForWidget(WebCore::Widget* widget)
{
QWidget* nativeWidget = widget->nativeWidget();
if (!nativeWidget)
return 0;
return KJS::Bindings::Instance::createBindingForLanguageInstance(KJS::Bindings::Instance::QtLanguage,
nativeWidget,
bindingRootObject());
}
NPObject* ScriptController::createScriptObjectForPluginElement(HTMLPlugInElement* plugin)
{
JSObject* object = jsObjectForPluginElement(plugin);
if (!object)
return _NPN_CreateNoScriptObject();
// Wrap the JSObject in an NPObject
return _NPN_CreateScriptObject(0, object, bindingRootObject());
}
PassRefPtr<JSC::Bindings::Instance> ScriptController::createScriptInstanceForWidget(WebCore::Widget* widget)
{
if (widget->isPluginView()) {
PluginView* pluginView = static_cast<PluginView*>(widget);
return pluginView->bindingInstance();
}
QWidget* platformWidget = widget->platformWidget();
if (!platformWidget)
return 0;
return JSC::Bindings::QtInstance::getQtInstance(platformWidget, bindingRootObject(), QScriptEngine::QtOwnership);
}
PassRefPtr<JSC::Bindings::Instance> ScriptController::createScriptInstanceForWidget(WebCore::Widget* widget)
{
if (!widget->isPluginView())
return 0;
if (widget->isNPAPIPlugin())
return static_cast<PluginView*>(widget)->bindingInstance();
QWidget* nativeWidget = widget->nativeWidget();
if (!nativeWidget)
return 0;
return JSC::Bindings::QtInstance::create(nativeWidget, bindingRootObject());
}
NPObject* ScriptController::createScriptObjectForPluginElement(HTMLPlugInElement* plugin)
{
// Can't create NPObjects when JavaScript is disabled
if (!isEnabled())
return _NPN_CreateNoScriptObject();
// Create a JSObject bound to this element
JSLock lock(false);
ExecState* exec = globalObject()->globalExec();
JSValue* jsElementValue = toJS(exec, plugin);
if (!jsElementValue || !jsElementValue->isObject())
return _NPN_CreateNoScriptObject();
// Wrap the JSObject in an NPObject
return _NPN_CreateScriptObject(0, jsElementValue->getObject(), bindingRootObject());
}
NPObject* ScriptController::windowScriptNPObject()
{
if (!m_windowScriptNPObject) {
if (canExecuteScripts(NotAboutToExecuteScript)) {
// JavaScript is enabled, so there is a JavaScript window object.
// Return an NPObject bound to the window object.
JSC::JSLock lock(SilenceAssertionsOnly);
JSObject* win = windowShell(pluginWorld())->window();
ASSERT(win);
Bindings::RootObject* root = bindingRootObject();
m_windowScriptNPObject = _NPN_CreateScriptObject(0, win, root);
} else {
// JavaScript is not enabled, so we cannot bind the NPObject to the JavaScript window object.
// Instead, we create an NPObject of a different class, one which is not bound to a JavaScript object.
m_windowScriptNPObject = _NPN_CreateNoScriptObject();
}
}
return m_windowScriptNPObject;
}
NPObject* ScriptController::windowScriptNPObject()
{
if (!m_windowScriptNPObject) {
if (isEnabled()) {
// JavaScript is enabled, so there is a JavaScript window object.
// Return an NPObject bound to the window object.
JSC::JSLock lock(false);
JSObject* win = windowShell()->window();
ASSERT(win);
Bindings::RootObject* root = bindingRootObject();
m_windowScriptNPObject = _NPN_CreateScriptObject(0, win, root);
} else {
// JavaScript is not enabled, so we cannot bind the NPObject to the JavaScript window object.
// Instead, we create an NPObject of a different class, one which is not bound to a JavaScript object.
m_windowScriptNPObject = _NPN_CreateNoScriptObject();
}
}
return m_windowScriptNPObject;
}
