JSValue* JSClipboard::getValueProperty(ExecState* exec, int token) const
{
Clipboard* clipboard = impl();
switch (token) {
case DropEffect:
ASSERT(clipboard->isForDragging() || clipboard->dropEffect().isNull());
return jsStringOrUndefined(clipboard->dropEffect());
case EffectAllowed:
ASSERT(clipboard->isForDragging() || clipboard->effectAllowed().isNull());
return jsStringOrUndefined(clipboard->effectAllowed());
case Types:
{
HashSet<String> types = clipboard->types();
if (types.isEmpty())
return jsNull();
else {
List list;
HashSet<String>::const_iterator end = types.end();
for (HashSet<String>::const_iterator it = types.begin(); it != end; ++it)
list.append(jsString(UString(*it)));
return exec->lexicalInterpreter()->builtinArray()->construct(exec, list);
}
}
default:
return 0;
}
}
v8::Handle<v8::Value> V8Clipboard::setDragImageCallback(const v8::Arguments& args)
{
INC_STATS("DOM.Clipboard.setDragImage()");
Clipboard* clipboard = V8Clipboard::toNative(args.Holder());
if (!clipboard->isForDragging())
return v8::Undefined();
if (args.Length() != 3)
return throwError("setDragImage: Invalid number of arguments", V8Proxy::SyntaxError);
int x = toInt32(args[1]);
int y = toInt32(args[2]);
Node* node = 0;
if (V8Node::HasInstance(args[0]))
node = V8Node::toNative(v8::Handle<v8::Object>::Cast(args[0]));
if (!node || !node->isElementNode())
return throwError("setDragImageFromElement: Invalid first argument");
if (static_cast<Element*>(node)->hasLocalName(HTMLNames::imgTag) && !node->inDocument())
clipboard->setDragImage(static_cast<HTMLImageElement*>(node)->cachedImage(), IntPoint(x, y));
else
clipboard->setDragImageElement(node, IntPoint(x, y));
return v8::Undefined();
}
void JSClipboard::putValueProperty(ExecState* exec, int token, JSValue* value, int /*attr*/)
{
Clipboard* clipboard = impl();
switch (token) {
case DropEffect:
// can never set this when not for dragging, thus getting always returns NULL string
if (clipboard->isForDragging())
clipboard->setDropEffect(value->toString(exec));
break;
case EffectAllowed:
// can never set this when not for dragging, thus getting always returns NULL string
if (clipboard->isForDragging())
clipboard->setEffectAllowed(value->toString(exec));
break;
}
}
JSValuePtr JSClipboard::setDragImage(ExecState* exec, const ArgList& args)
{
Clipboard* clipboard = impl();
if (!clipboard->isForDragging())
return jsUndefined();
// FIXME: It does not match the rest of the JS bindings to throw on invalid number of arguments.
if (args.size() != 3)
return throwError(exec, SyntaxError, "setDragImage: Invalid number of arguments");
int x = args.at(exec, 1).toInt32(exec);
int y = args.at(exec, 2).toInt32(exec);
// See if they passed us a node
Node* node = toNode(args.at(exec, 0));
if (!node)
return throwError(exec, TypeError);
// FIXME: This should probably be a TypeError.
if (!node->isElementNode())
return throwError(exec, SyntaxError, "setDragImageFromElement: Invalid first argument");
if (static_cast<Element*>(node)->hasLocalName(imgTag) && !node->inDocument())
clipboard->setDragImage(static_cast<HTMLImageElement*>(node)->cachedImage(), IntPoint(x, y));
else
clipboard->setDragImageElement(node, IntPoint(x, y));
return jsUndefined();
}
JSValue* JSClipboardPrototypeFunction::callAsFunction(ExecState* exec, JSObject* thisObj, const List& args)
{
if (!thisObj->inherits(&JSClipboard::info))
return throwError(exec, TypeError);
Clipboard* clipboard = static_cast<JSClipboard*>(thisObj)->impl();
switch (id) {
case JSClipboard::ClearData:
if (args.size() == 0) {
clipboard->clearAllData();
return jsUndefined();
} else if (args.size() == 1) {
clipboard->clearData(args[0]->toString(exec));
return jsUndefined();
} else
return throwError(exec, SyntaxError, "clearData: Invalid number of arguments");
case JSClipboard::GetData:
{
if (args.size() == 1) {
bool success;
String result = clipboard->getData(args[0]->toString(exec), success);
if (success)
return jsString(result);
return jsUndefined();
} else
return throwError(exec, SyntaxError, "getData: Invalid number of arguments");
}
case JSClipboard::SetData:
if (args.size() == 2)
return jsBoolean(clipboard->setData(args[0]->toString(exec), args[1]->toString(exec)));
return throwError(exec, SyntaxError, "setData: Invalid number of arguments");
case JSClipboard::SetDragImage:
{
if (!clipboard->isForDragging())
return jsUndefined();
if (args.size() != 3)
return throwError(exec, SyntaxError, "setDragImage: Invalid number of arguments");
int x = args[1]->toInt32(exec);
int y = args[2]->toInt32(exec);
// See if they passed us a node
Node* node = toNode(args[0]);
if (!node)
return throwError(exec, TypeError);
if (!node->isElementNode())
return throwError(exec, SyntaxError, "setDragImageFromElement: Invalid first argument");
if (static_cast<Element*>(node)->hasLocalName(imgTag) &&
!node->inDocument())
clipboard->setDragImage(static_cast<HTMLImageElement*>(node)->cachedImage(), IntPoint(x, y));
else
clipboard->setDragImageElement(node, IntPoint(x, y));
return jsUndefined();
}
}
return jsUndefined();
}