JSClipboardCustom.cpp [plain text]
#include "config.h"
#include "JSClipboard.h"
#include "Clipboard.h"
#include "Element.h"
#include "HTMLImageElement.h"
#include "HTMLNames.h"
#include "IntPoint.h"
#include "JSNode.h"
#include "Node.h"
#include "PlatformString.h"
#include <runtime/ArrayPrototype.h>
#include <runtime/Error.h>
#include <wtf/HashSet.h>
#include <wtf/text/StringHash.h>
using namespace JSC;
namespace WebCore {
using namespace HTMLNames;
JSValue JSClipboard::types(ExecState* exec) const
{
Clipboard* clipboard = impl();
HashSet<String> types = clipboard->types();
if (types.isEmpty())
return jsNull();
MarkedArgumentBuffer list;
HashSet<String>::const_iterator end = types.end();
for (HashSet<String>::const_iterator it = types.begin(); it != end; ++it)
list.append(jsString(exec, stringToUString(*it)));
return constructArray(exec, globalObject(), list);
}
JSValue JSClipboard::clearData(ExecState* exec)
{
Clipboard* clipboard = impl();
if (!exec->argumentCount()) {
clipboard->clearAllData();
return jsUndefined();
}
if (exec->argumentCount() == 1) {
clipboard->clearData(ustringToString(exec->argument(0).toString(exec)->value(exec)));
return jsUndefined();
}
return throwError(exec, createSyntaxError(exec, "clearData: Invalid number of arguments"));
}
JSValue JSClipboard::setDragImage(ExecState* exec)
{
Clipboard* clipboard = impl();
if (!clipboard->isForDragAndDrop())
return jsUndefined();
if (exec->argumentCount() != 3)
return throwError(exec, createSyntaxError(exec, "setDragImage: Invalid number of arguments"));
int x = exec->argument(1).toInt32(exec);
int y = exec->argument(2).toInt32(exec);
Node* node = toNode(exec->argument(0));
if (!node)
return throwTypeError(exec);
if (!node->isElementNode())
return throwError(exec, createSyntaxError(exec, "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();
}
}