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/*
* Copyright (C) 2010 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
*/
#ifndef WebFrame_h
#define WebFrame_h
#include "APIObject.h"
#include "ImmutableArray.h"
#include "WKBase.h"
#include "WebFrameLoaderClient.h"
#include <JavaScriptCore/JSBase.h>
#include <WebCore/FrameLoaderClient.h>
#include <WebCore/FrameLoaderTypes.h>
#include <WebCore/PolicyChecker.h>
#include <wtf/Forward.h>
#include <wtf/PassRefPtr.h>
#include <wtf/RefPtr.h>
#include <wtf/RetainPtr.h>
namespace WebCore {
class Frame;
class HTMLFrameOwnerElement;
class IntPoint;
class IntRect;
class KURL;
}
namespace WebKit {
class InjectedBundleHitTestResult;
class InjectedBundleNodeHandle;
class InjectedBundleRangeHandle;
class InjectedBundleScriptWorld;
class WebPage;
class WebFrame : public TypedAPIObject<APIObject::TypeBundleFrame> {
public:
static PassRefPtr<WebFrame> createMainFrame(WebPage*);
static PassRefPtr<WebFrame> createSubframe(WebPage*, const String& frameName, WebCore::HTMLFrameOwnerElement*);
~WebFrame();
// Called when the FrameLoaderClient (and therefore the WebCore::Frame) is being torn down.
void invalidate();
WebPage* page() const;
WebCore::Frame* coreFrame() const { return m_coreFrame; }
uint64_t frameID() const { return m_frameID; }
uint64_t setUpPolicyListener(WebCore::FramePolicyFunction);
void invalidatePolicyListener();
void didReceivePolicyDecision(uint64_t listenerID, WebCore::PolicyAction, uint64_t downloadID);
void startDownload(const WebCore::ResourceRequest&);
void convertMainResourceLoadToDownload(WebCore::DocumentLoader*, const WebCore::ResourceRequest&, const WebCore::ResourceResponse&);
String source() const;
String contentsAsString() const;
String selectionAsString() const;
WebCore::IntSize size() const;
// WKBundleFrame API and SPI functions
bool isMainFrame() const;
String name() const;
String url() const;
String innerText() const;
bool isFrameSet() const;
WebFrame* parentFrame() const;
PassRefPtr<ImmutableArray> childFrames();
JSGlobalContextRef jsContext();
JSGlobalContextRef jsContextForWorld(InjectedBundleScriptWorld*);
WebCore::IntRect contentBounds() const;
WebCore::IntRect visibleContentBounds() const;
WebCore::IntRect visibleContentBoundsExcludingScrollbars() const;
WebCore::IntSize scrollOffset() const;
bool hasHorizontalScrollbar() const;
bool hasVerticalScrollbar() const;
PassRefPtr<InjectedBundleHitTestResult> hitTest(const WebCore::IntPoint) const;
bool getDocumentBackgroundColor(double* red, double* green, double* blue, double* alpha);
bool containsAnyFormElements() const;
bool containsAnyFormControls() const;
void stopLoading();
bool handlesPageScaleGesture() const;
static WebFrame* frameForContext(JSContextRef);
JSValueRef jsWrapperForWorld(InjectedBundleNodeHandle*, InjectedBundleScriptWorld*);
JSValueRef jsWrapperForWorld(InjectedBundleRangeHandle*, InjectedBundleScriptWorld*);
static String counterValue(JSObjectRef element);
String layerTreeAsText() const;
unsigned pendingUnloadCount() const;
bool allowsFollowingLink(const WebCore::KURL&) const;
String provisionalURL() const;
String suggestedFilenameForResourceWithURL(const WebCore::KURL&) const;
String mimeTypeForResourceWithURL(const WebCore::KURL&) const;
void setTextDirection(const String&);
// Simple listener class used by plug-ins to know when frames finish or fail loading.
class LoadListener {
public:
virtual ~LoadListener() { }
virtual void didFinishLoad(WebFrame*) = 0;
virtual void didFailLoad(WebFrame*, bool wasCancelled) = 0;
};
void setLoadListener(LoadListener* loadListener) { m_loadListener = loadListener; }
LoadListener* loadListener() const { return m_loadListener; }
#if PLATFORM(MAC)
typedef bool (*FrameFilterFunction)(WKBundleFrameRef, WKBundleFrameRef subframe, void* context);
RetainPtr<CFDataRef> webArchiveData(FrameFilterFunction, void* context);
#endif
private:
static PassRefPtr<WebFrame> create();
WebFrame();
void init(WebPage*, const String& frameName, WebCore::HTMLFrameOwnerElement*);
WebCore::Frame* m_coreFrame;
uint64_t m_policyListenerID;
WebCore::FramePolicyFunction m_policyFunction;
uint64_t m_policyDownloadID;
WebFrameLoaderClient m_frameLoaderClient;
LoadListener* m_loadListener;
uint64_t m_frameID;
};
} // namespace WebKit
#endif // WebFrame_h
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