diff options
Diffstat (limited to 'WebKit/win/WebFrame.cpp')
| -rw-r--r-- | WebKit/win/WebFrame.cpp | 1969 |
1 files changed, 1969 insertions, 0 deletions
diff --git a/WebKit/win/WebFrame.cpp b/WebKit/win/WebFrame.cpp new file mode 100644 index 0000000..0a87263 --- /dev/null +++ b/WebKit/win/WebFrame.cpp @@ -0,0 +1,1969 @@ +/* + * Copyright (C) 2006, 2007 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 COMPUTER, INC. ``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 COMPUTER, INC. OR + * 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. + */ + +#include "config.h" +#include "WebKitDLL.h" +#include "WebFrame.h" + +#include "CFDictionaryPropertyBag.h" +#include "COMPtr.h" +#include "DefaultPolicyDelegate.h" +#include "DOMCoreClasses.h" +#include "FormValuesPropertyBag.h" +#include "MarshallingHelpers.h" +#include "WebActionPropertyBag.h" +#include "WebChromeClient.h" +#include "WebDocumentLoader.h" +#include "WebDownload.h" +#include "WebError.h" +#include "WebMutableURLRequest.h" +#include "WebEditorClient.h" +#include "WebFramePolicyListener.h" +#include "WebHistory.h" +#include "WebKit.h" +#include "WebKitStatisticsPrivate.h" +#include "WebNotificationCenter.h" +#include "WebView.h" +#include "WebDataSource.h" +#include "WebHistoryItem.h" +#include "WebScriptDebugger.h" +#include "WebScriptDebugServer.h" +#include "WebURLResponse.h" +#pragma warning( push, 0 ) +#include <WebCore/BString.h> +#include <WebCore/Cache.h> +#include <WebCore/Document.h> +#include <WebCore/DocumentLoader.h> +#include <WebCore/DOMImplementation.h> +#include <WebCore/DOMWindow.h> +#include <WebCore/Event.h> +#include <WebCore/FormState.h> +#include <WebCore/FrameLoader.h> +#include <WebCore/FrameLoadRequest.h> +#include <WebCore/FrameTree.h> +#include <WebCore/FrameView.h> +#include <WebCore/FrameWin.h> +#include <WebCore/GDIObjectCounter.h> +#include <WebCore/GraphicsContext.h> +#include <WebCore/HistoryItem.h> +#include <WebCore/HTMLFormElement.h> +#include <WebCore/HTMLGenericFormElement.h> +#include <WebCore/HTMLInputElement.h> +#include <WebCore/HTMLNames.h> +#include <WebCore/KeyboardEvent.h> +#include <WebCore/MIMETypeRegistry.h> +#include <WebCore/MouseRelatedEvent.h> +#include <WebCore/NotImplemented.h> +#include <WebCore/Page.h> +#include <WebCore/PlatformKeyboardEvent.h> +#include <WebCore/PluginInfoStore.h> +#include <WebCore/PluginDatabase.h> +#include <WebCore/PluginView.h> +#include <WebCore/ResourceHandle.h> +#include <WebCore/ResourceHandleWin.h> +#include <WebCore/ResourceRequest.h> +#include <WebCore/RenderFrame.h> +#include <WebCore/RenderTreeAsText.h> +#include <WebCore/Settings.h> +#include <WebCore/TextIterator.h> +#include <WebCore/kjs_binding.h> +#include <WebCore/kjs_proxy.h> +#include <WebCore/kjs_window.h> +#include <JavaScriptCore/APICast.h> +#include <wtf/MathExtras.h> +#pragma warning(pop) + +#include <CoreGraphics/CoreGraphics.h> + +// CG SPI used for printing +extern "C" { + CGAffineTransform CGContextGetBaseCTM(CGContextRef c); + void CGContextSetBaseCTM(CGContextRef c, CGAffineTransform m); +} + +using namespace WebCore; +using namespace HTMLNames; + +#define FLASH_REDRAW 0 + + +// By imaging to a width a little wider than the available pixels, +// thin pages will be scaled down a little, matching the way they +// print in IE and Camino. This lets them use fewer sheets than they +// would otherwise, which is presumably why other browsers do this. +// Wide pages will be scaled down more than this. +const float PrintingMinimumShrinkFactor = 1.25f; + +// This number determines how small we are willing to reduce the page content +// in order to accommodate the widest line. If the page would have to be +// reduced smaller to make the widest line fit, we just clip instead (this +// behavior matches MacIE and Mozilla, at least) +const float PrintingMaximumShrinkFactor = 2.0f; + +//----------------------------------------------------------------------------- +// Helpers to convert from WebCore to WebKit type +WebFrame* kit(Frame* frame) +{ + if (!frame) + return 0; + + FrameLoaderClient* frameLoaderClient = frame->loader()->client(); + if (frameLoaderClient) + return static_cast<WebFrame*>(frameLoaderClient); // eek, is there a better way than static cast? + return 0; +} + +Frame* core(WebFrame* webFrame) +{ + if (!webFrame) + return 0; + return webFrame->impl(); +} + +// This function is not in WebFrame.h because we don't want to advertise the ability to get a non-const Frame from a const WebFrame +Frame* core(const WebFrame* webFrame) +{ + if (!webFrame) + return 0; + return const_cast<WebFrame*>(webFrame)->impl(); +} + +//----------------------------------------------------------------------------- + +static Element *elementFromDOMElement(IDOMElement *element) +{ + if (!element) + return 0; + + COMPtr<IDOMElementPrivate> elePriv; + HRESULT hr = element->QueryInterface(IID_IDOMElementPrivate, (void**) &elePriv); + if (SUCCEEDED(hr)) { + Element* ele; + hr = elePriv->coreElement((void**)&ele); + if (SUCCEEDED(hr)) + return ele; + } + return 0; +} + +static HTMLFormElement *formElementFromDOMElement(IDOMElement *element) +{ + if (!element) + return 0; + + IDOMElementPrivate* elePriv; + HRESULT hr = element->QueryInterface(IID_IDOMElementPrivate, (void**) &elePriv); + if (SUCCEEDED(hr)) { + Element* ele; + hr = elePriv->coreElement((void**)&ele); + elePriv->Release(); + if (SUCCEEDED(hr) && ele && ele->hasTagName(formTag)) + return static_cast<HTMLFormElement*>(ele); + } + return 0; +} + +static HTMLInputElement* inputElementFromDOMElement(IDOMElement* element) +{ + if (!element) + return 0; + + IDOMElementPrivate* elePriv; + HRESULT hr = element->QueryInterface(IID_IDOMElementPrivate, (void**) &elePriv); + if (SUCCEEDED(hr)) { + Element* ele; + hr = elePriv->coreElement((void**)&ele); + elePriv->Release(); + if (SUCCEEDED(hr) && ele && ele->hasTagName(inputTag)) + return static_cast<HTMLInputElement*>(ele); + } + return 0; +} + +// WebFramePrivate ------------------------------------------------------------ + +class WebFrame::WebFramePrivate { +public: + WebFramePrivate() + : frame(0) + , webView(0) + , m_policyFunction(0) + { + } + + ~WebFramePrivate() { } + FrameView* frameView() { return frame ? frame->view() : 0; } + + Frame* frame; + WebView* webView; + FramePolicyFunction m_policyFunction; + COMPtr<WebFramePolicyListener> m_policyListener; +}; + +// WebFrame ---------------------------------------------------------------- + +WebFrame::WebFrame() + : WebFrameLoaderClient(this) + , m_refCount(0) + , d(new WebFrame::WebFramePrivate) + , m_quickRedirectComing(false) + , m_inPrintingMode(false) + , m_pageHeight(0) + , m_scriptDebugger(0) +{ + WebFrameCount++; + gClassCount++; +} + +WebFrame::~WebFrame() +{ + delete d; + WebFrameCount--; + gClassCount--; +} + +WebFrame* WebFrame::createInstance() +{ + WebFrame* instance = new WebFrame(); + instance->AddRef(); + return instance; +} + +HRESULT STDMETHODCALLTYPE WebFrame::setAllowsScrolling( + /* [in] */ BOOL flag) +{ + if (Frame* frame = core(this)) + if (FrameView* view = frame->view()) + view->setAllowsScrolling(!!flag); + + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::allowsScrolling( + /* [retval][out] */ BOOL *flag) +{ + if (flag) + if (Frame* frame = core(this)) + if (FrameView* view = frame->view()) + *flag = view->allowsScrolling(); + + return S_OK; +} + + +// IUnknown ------------------------------------------------------------------- + +HRESULT STDMETHODCALLTYPE WebFrame::QueryInterface(REFIID riid, void** ppvObject) +{ + *ppvObject = 0; + if (IsEqualGUID(riid, __uuidof(WebFrame))) + *ppvObject = this; + else if (IsEqualGUID(riid, IID_IUnknown)) + *ppvObject = static_cast<IWebFrame*>(this); + else if (IsEqualGUID(riid, IID_IWebFrame)) + *ppvObject = static_cast<IWebFrame*>(this); + else if (IsEqualGUID(riid, IID_IWebFramePrivate)) + *ppvObject = static_cast<IWebFramePrivate*>(this); + else if (IsEqualGUID(riid, IID_IWebDocumentText)) + *ppvObject = static_cast<IWebDocumentText*>(this); + else + return E_NOINTERFACE; + + AddRef(); + return S_OK; +} + +ULONG STDMETHODCALLTYPE WebFrame::AddRef(void) +{ + return ++m_refCount; +} + +ULONG STDMETHODCALLTYPE WebFrame::Release(void) +{ + ULONG newRef = --m_refCount; + if (!newRef) + delete(this); + + return newRef; +} + +// IWebFrame ------------------------------------------------------------------- + +HRESULT STDMETHODCALLTYPE WebFrame::name( + /* [retval][out] */ BSTR* frameName) +{ + if (!frameName) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + *frameName = 0; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + *frameName = BString(coreFrame->tree()->name()).release(); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::webView( + /* [retval][out] */ IWebView** view) +{ + *view = 0; + if (!d->webView) + return E_FAIL; + *view = d->webView; + (*view)->AddRef(); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::frameView( + /* [retval][out] */ IWebFrameView** /*view*/) +{ + ASSERT_NOT_REACHED(); + return E_NOTIMPL; +} + +HRESULT STDMETHODCALLTYPE WebFrame::DOMDocument( + /* [retval][out] */ IDOMDocument** result) +{ + if (!result) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + *result = 0; + + if (Frame* coreFrame = core(this)) + if (Document* document = coreFrame->document()) + *result = DOMDocument::createInstance(document); + + return *result ? S_OK : E_FAIL; +} + +HRESULT STDMETHODCALLTYPE WebFrame::frameElement( + /* [retval][out] */ IDOMHTMLElement** /*frameElement*/) +{ + ASSERT_NOT_REACHED(); + return E_NOTIMPL; +} + +HRESULT STDMETHODCALLTYPE WebFrame::currentForm( + /* [retval][out] */ IDOMElement **currentForm) +{ + if (!currentForm) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + *currentForm = 0; + + if (Frame* coreFrame = core(this)) + if (HTMLFormElement* formElement = coreFrame->currentForm()) + *currentForm = DOMElement::createInstance(formElement); + + return *currentForm ? S_OK : E_FAIL; +} + +JSGlobalContextRef STDMETHODCALLTYPE WebFrame::globalContext() +{ + Frame* coreFrame = core(this); + if (!coreFrame) + return 0; + + return toGlobalRef(coreFrame->scriptProxy()->globalObject()->globalExec()); +} + +HRESULT STDMETHODCALLTYPE WebFrame::loadRequest( + /* [in] */ IWebURLRequest* request) +{ + COMPtr<WebMutableURLRequest> requestImpl; + + HRESULT hr = request->QueryInterface(&requestImpl); + if (FAILED(hr)) + return hr; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + coreFrame->loader()->load(requestImpl->resourceRequest()); + return S_OK; +} + +void WebFrame::loadData(PassRefPtr<WebCore::SharedBuffer> data, BSTR mimeType, BSTR textEncodingName, BSTR baseURL, BSTR failingURL) +{ + String mimeTypeString(mimeType, SysStringLen(mimeType)); + if (!mimeType) + mimeTypeString = "text/html"; + + String encodingString(textEncodingName, SysStringLen(textEncodingName)); + KURL baseKURL(String(baseURL ? baseURL : L"", SysStringLen(baseURL))); + KURL failingKURL(String(failingURL, SysStringLen(failingURL))); + + ResourceRequest request(baseKURL); + SubstituteData substituteData(data, mimeTypeString, encodingString, failingKURL); + + // This method is only called from IWebFrame methods, so don't ASSERT that the Frame pointer isn't null. + if (Frame* coreFrame = core(this)) + coreFrame->loader()->load(request, substituteData); +} + + +HRESULT STDMETHODCALLTYPE WebFrame::loadData( + /* [in] */ IStream* data, + /* [in] */ BSTR mimeType, + /* [in] */ BSTR textEncodingName, + /* [in] */ BSTR url) +{ + RefPtr<SharedBuffer> sharedBuffer = new SharedBuffer(); + + STATSTG stat; + if (SUCCEEDED(data->Stat(&stat, STATFLAG_NONAME))) { + if (!stat.cbSize.HighPart && stat.cbSize.LowPart) { + Vector<char> dataBuffer(stat.cbSize.LowPart); + ULONG read; + // FIXME: this does a needless copy, would be better to read right into the SharedBuffer + // or adopt the Vector or something. + if (SUCCEEDED(data->Read(dataBuffer.data(), static_cast<ULONG>(dataBuffer.size()), &read))) + sharedBuffer->append(dataBuffer.data(), static_cast<int>(dataBuffer.size())); + } + } + + loadData(sharedBuffer, mimeType, textEncodingName, url, 0); + return S_OK; +} + +void WebFrame::loadHTMLString(BSTR string, BSTR baseURL, BSTR unreachableURL) +{ + RefPtr<SharedBuffer> sharedBuffer = new SharedBuffer(reinterpret_cast<char*>(string), sizeof(UChar) * SysStringLen(string)); + BString utf16Encoding(TEXT("utf-16"), 6); + loadData(sharedBuffer.release(), 0, utf16Encoding, baseURL, unreachableURL); +} + +HRESULT STDMETHODCALLTYPE WebFrame::loadHTMLString( + /* [in] */ BSTR string, + /* [in] */ BSTR baseURL) +{ + loadHTMLString(string, baseURL, 0); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::loadAlternateHTMLString( + /* [in] */ BSTR str, + /* [in] */ BSTR baseURL, + /* [in] */ BSTR unreachableURL) +{ + loadHTMLString(str, baseURL, unreachableURL); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::loadArchive( + /* [in] */ IWebArchive* /*archive*/) +{ + ASSERT_NOT_REACHED(); + return E_NOTIMPL; +} + +static inline WebDataSource *getWebDataSource(DocumentLoader* loader) +{ + return loader ? static_cast<WebDocumentLoader*>(loader)->dataSource() : 0; +} + +HRESULT STDMETHODCALLTYPE WebFrame::dataSource( + /* [retval][out] */ IWebDataSource** source) +{ + if (!source) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + *source = 0; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + WebDataSource* webDataSource = getWebDataSource(coreFrame->loader()->documentLoader()); + + *source = webDataSource; + + if (webDataSource) + webDataSource->AddRef(); + + return *source ? S_OK : E_FAIL; +} + +HRESULT STDMETHODCALLTYPE WebFrame::provisionalDataSource( + /* [retval][out] */ IWebDataSource** source) +{ + if (!source) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + *source = 0; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + WebDataSource* webDataSource = getWebDataSource(coreFrame->loader()->provisionalDocumentLoader()); + + *source = webDataSource; + + if (webDataSource) + webDataSource->AddRef(); + + return *source ? S_OK : E_FAIL; +} + +KURL WebFrame::url() const +{ + Frame* coreFrame = core(this); + if (!coreFrame) + return KURL(); + + return coreFrame->loader()->url(); +} + +void WebFrame::attachScriptDebugger() +{ + if (!m_scriptDebugger && core(this)->scriptProxy()->haveGlobalObject()) + m_scriptDebugger.set(new WebScriptDebugger(this)); +} + +void WebFrame::detachScriptDebugger() +{ + m_scriptDebugger.clear(); +} + +HRESULT STDMETHODCALLTYPE WebFrame::stopLoading( void) +{ + if (Frame* coreFrame = core(this)) + coreFrame->loader()->stopAllLoaders(); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::reload( void) +{ + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + coreFrame->loader()->reload(); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::findFrameNamed( + /* [in] */ BSTR name, + /* [retval][out] */ IWebFrame** frame) +{ + if (!frame) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + *frame = 0; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + Frame* foundFrame = coreFrame->tree()->find(AtomicString(name, SysStringLen(name))); + if (!foundFrame) + return S_OK; + + WebFrame* foundWebFrame = kit(foundFrame); + if (!foundWebFrame) + return E_FAIL; + + return foundWebFrame->QueryInterface(IID_IWebFrame, (void**)frame); +} + +HRESULT STDMETHODCALLTYPE WebFrame::parentFrame( + /* [retval][out] */ IWebFrame** frame) +{ + HRESULT hr = S_OK; + *frame = 0; + if (Frame* coreFrame = core(this)) + if (WebFrame* webFrame = kit(coreFrame->tree()->parent())) + hr = webFrame->QueryInterface(IID_IWebFrame, (void**) frame); + + return hr; +} + +class EnumChildFrames : public IEnumVARIANT +{ +public: + EnumChildFrames(Frame* f) : m_refCount(1), m_frame(f), m_curChild(f ? f->tree()->firstChild() : 0) { } + + virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void** ppvObject) + { + *ppvObject = 0; + if (IsEqualGUID(riid, IID_IUnknown) || IsEqualGUID(riid, IID_IEnumVARIANT)) + *ppvObject = this; + else + return E_NOINTERFACE; + + AddRef(); + return S_OK; + } + + virtual ULONG STDMETHODCALLTYPE AddRef(void) + { + return ++m_refCount; + } + + virtual ULONG STDMETHODCALLTYPE Release(void) + { + ULONG newRef = --m_refCount; + if (!newRef) + delete(this); + return newRef; + } + + virtual HRESULT STDMETHODCALLTYPE Next(ULONG celt, VARIANT *rgVar, ULONG *pCeltFetched) + { + if (pCeltFetched) + *pCeltFetched = 0; + if (!rgVar) + return E_POINTER; + VariantInit(rgVar); + if (!celt || celt > 1) + return S_FALSE; + if (!m_frame || !m_curChild) + return S_FALSE; + + WebFrame* webFrame = kit(m_curChild); + IUnknown* unknown; + HRESULT hr = webFrame->QueryInterface(IID_IUnknown, (void**)&unknown); + if (FAILED(hr)) + return hr; + + V_VT(rgVar) = VT_UNKNOWN; + V_UNKNOWN(rgVar) = unknown; + + m_curChild = m_curChild->tree()->nextSibling(); + if (pCeltFetched) + *pCeltFetched = 1; + return S_OK; + } + + virtual HRESULT STDMETHODCALLTYPE Skip(ULONG celt) + { + if (!m_frame) + return S_FALSE; + for (unsigned i = 0; i < celt && m_curChild; i++) + m_curChild = m_curChild->tree()->nextSibling(); + return m_curChild ? S_OK : S_FALSE; + } + + virtual HRESULT STDMETHODCALLTYPE Reset(void) + { + if (!m_frame) + return S_FALSE; + m_curChild = m_frame->tree()->firstChild(); + return S_OK; + } + + virtual HRESULT STDMETHODCALLTYPE Clone(IEnumVARIANT**) + { + return E_NOTIMPL; + } + +private: + ULONG m_refCount; + Frame* m_frame; + Frame* m_curChild; +}; + +HRESULT STDMETHODCALLTYPE WebFrame::childFrames( + /* [retval][out] */ IEnumVARIANT **enumFrames) +{ + if (!enumFrames) + return E_POINTER; + + *enumFrames = new EnumChildFrames(core(this)); + return S_OK; +} + +// IWebFramePrivate ------------------------------------------------------ + +HRESULT STDMETHODCALLTYPE WebFrame::renderTreeAsExternalRepresentation( + /* [retval][out] */ BSTR *result) +{ + if (!result) + return E_POINTER; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + *result = BString(externalRepresentation(coreFrame->renderer())).release(); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::scrollOffset( + /* [retval][out] */ SIZE* offset) +{ + if (!offset) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + FrameView* view = coreFrame->view(); + if (!view) + return E_FAIL; + + *offset = view->scrollOffset(); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::layout() +{ + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + FrameView* view = coreFrame->view(); + if (!view) + return E_FAIL; + + view->layout(); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::firstLayoutDone( + /* [retval][out] */ BOOL* result) +{ + if (!result) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + *result = 0; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + *result = coreFrame->loader()->firstLayoutDone(); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::loadType( + /* [retval][out] */ WebFrameLoadType* type) +{ + if (!type) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + *type = (WebFrameLoadType)0; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + *type = (WebFrameLoadType)coreFrame->loader()->loadType(); + return S_OK; +} + +// IWebDocumentText ----------------------------------------------------------- + +HRESULT STDMETHODCALLTYPE WebFrame::supportsTextEncoding( + /* [retval][out] */ BOOL* result) +{ + *result = FALSE; + return E_NOTIMPL; +} + +HRESULT STDMETHODCALLTYPE WebFrame::selectedString( + /* [retval][out] */ BSTR* result) +{ + *result = 0; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + String text = coreFrame->selectedText(); + text.replace('\\', coreFrame->backslashAsCurrencySymbol()); + + *result = BString(text).release(); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::selectAll() +{ + return E_NOTIMPL; +} + +HRESULT STDMETHODCALLTYPE WebFrame::deselectAll() +{ + return E_NOTIMPL; +} + +// WebFrame --------------------------------------------------------------- + +void WebFrame::initWithWebFrameView(IWebFrameView* /*view*/, IWebView* webView, Page* page, HTMLFrameOwnerElement* ownerElement) +{ + if (FAILED(webView->QueryInterface(&d->webView))) + return; + d->webView->Release(); // don't hold the extra ref + + HWND viewWindow; + d->webView->viewWindow((OLE_HANDLE*)&viewWindow); + + this->AddRef(); // We release this ref in frameLoaderDestroyed() + Frame* frame = new Frame(page, ownerElement, this); + d->frame = frame; +} + +Frame* WebFrame::impl() +{ + return d->frame; +} + +void WebFrame::invalidate() +{ + Frame* coreFrame = core(this); + ASSERT(coreFrame); + + if (Document* document = coreFrame->document()) + document->recalcStyle(Node::Force); +} + +void WebFrame::setTextSizeMultiplier(float multiplier) +{ + int newZoomFactor = (int)round(multiplier * 100); + Frame* coreFrame = core(this); + ASSERT(coreFrame); + + if (coreFrame->zoomFactor() == newZoomFactor) + return; + + coreFrame->setZoomFactor(newZoomFactor); +} + +HRESULT WebFrame::inViewSourceMode(BOOL* flag) +{ + if (!flag) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + *flag = FALSE; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + *flag = coreFrame->inViewSourceMode() ? TRUE : FALSE; + return S_OK; +} + +HRESULT WebFrame::setInViewSourceMode(BOOL flag) +{ + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + coreFrame->setInViewSourceMode(!!flag); + return S_OK; +} + +HRESULT WebFrame::elementWithName(BSTR name, IDOMElement* form, IDOMElement** element) +{ + if (!form) + return E_INVALIDARG; + + HTMLFormElement *formElement = formElementFromDOMElement(form); + if (formElement) { + Vector<HTMLGenericFormElement*>& elements = formElement->formElements; + AtomicString targetName((UChar*)name, SysStringLen(name)); + for (unsigned int i = 0; i < elements.size(); i++) { + HTMLGenericFormElement *elt = elements[i]; + // Skip option elements, other duds + if (elt->name() == targetName) { + *element = DOMElement::createInstance(elt); + return S_OK; + } + } + } + return E_FAIL; +} + +HRESULT WebFrame::formForElement(IDOMElement* element, IDOMElement** form) +{ + if (!element) + return E_INVALIDARG; + + HTMLInputElement *inputElement = inputElementFromDOMElement(element); + if (!inputElement) + return E_FAIL; + + HTMLFormElement *formElement = inputElement->form(); + if (!formElement) + return E_FAIL; + + *form = DOMElement::createInstance(formElement); + return S_OK; +} + +HRESULT WebFrame::elementDoesAutoComplete(IDOMElement *element, bool *result) +{ + *result = false; + if (!element) + return E_INVALIDARG; + + HTMLInputElement *inputElement = inputElementFromDOMElement(element); + if (!inputElement) + *result = false; + else + *result = (inputElement->inputType() == HTMLInputElement::TEXT && inputElement->autoComplete()); + + return S_OK; +} + +HRESULT WebFrame::controlsInForm(IDOMElement* form, IDOMElement** controls, int* cControls) +{ + if (!form) + return E_INVALIDARG; + + HTMLFormElement *formElement = formElementFromDOMElement(form); + if (!formElement) + return E_FAIL; + + int inCount = *cControls; + int count = (int) formElement->formElements.size(); + *cControls = count; + if (!controls) + return S_OK; + if (inCount < count) + return E_FAIL; + + *cControls = 0; + Vector<HTMLGenericFormElement*>& elements = formElement->formElements; + for (int i = 0; i < count; i++) { + if (elements.at(i)->isEnumeratable()) { // Skip option elements, other duds + controls[*cControls] = DOMElement::createInstance(elements.at(i)); + (*cControls)++; + } + } + return S_OK; +} + +HRESULT WebFrame::elementIsPassword(IDOMElement *element, bool *result) +{ + HTMLInputElement *inputElement = inputElementFromDOMElement(element); + *result = inputElement != 0 + && inputElement->inputType() == HTMLInputElement::PASSWORD; + return S_OK; +} + +HRESULT WebFrame::searchForLabelsBeforeElement(const BSTR* labels, int cLabels, IDOMElement* beforeElement, BSTR* result) +{ + if (!result) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + *result = 0; + + if (!cLabels) + return S_OK; + if (cLabels < 1) + return E_INVALIDARG; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + Vector<String> labelStrings(cLabels); + for (int i=0; i<cLabels; i++) + labelStrings[i] = String(labels[i], SysStringLen(labels[i])); + Element *coreElement = elementFromDOMElement(beforeElement); + if (!coreElement) + return E_FAIL; + + String label = coreFrame->searchForLabelsBeforeElement(labelStrings, coreElement); + + *result = SysAllocStringLen(label.characters(), label.length()); + if (label.length() && !*result) + return E_OUTOFMEMORY; + return S_OK; +} + +HRESULT WebFrame::matchLabelsAgainstElement(const BSTR* labels, int cLabels, IDOMElement* againstElement, BSTR* result) +{ + if (!result) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + *result = 0; + + if (!cLabels) + return S_OK; + if (cLabels < 1) + return E_INVALIDARG; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + Vector<String> labelStrings(cLabels); + for (int i=0; i<cLabels; i++) + labelStrings[i] = String(labels[i], SysStringLen(labels[i])); + Element *coreElement = elementFromDOMElement(againstElement); + if (!coreElement) + return E_FAIL; + + String label = coreFrame->matchLabelsAgainstElement(labelStrings, coreElement); + + *result = SysAllocStringLen(label.characters(), label.length()); + if (label.length() && !*result) + return E_OUTOFMEMORY; + return S_OK; +} + +HRESULT WebFrame::canProvideDocumentSource(bool* result) +{ + HRESULT hr = S_OK; + *result = false; + + COMPtr<IWebDataSource> dataSource; + hr = WebFrame::dataSource(&dataSource); + if (FAILED(hr)) + return hr; + + COMPtr<IWebURLResponse> urlResponse; + hr = dataSource->response(&urlResponse); + if (SUCCEEDED(hr) && urlResponse) { + BSTR mimeTypeBStr; + if (SUCCEEDED(urlResponse->MIMEType(&mimeTypeBStr))) { + String mimeType(mimeTypeBStr, SysStringLen(mimeTypeBStr)); + *result = mimeType == "text/html" || WebCore::DOMImplementation::isXMLMIMEType(mimeType); + SysFreeString(mimeTypeBStr); + } + } + return hr; +} + +void WebFrame::frameLoaderDestroyed() +{ + // The FrameLoader going away is equivalent to the Frame going away, + // so we now need to clear our frame pointer. + d->frame = 0; + + this->Release(); +} + +void WebFrame::makeRepresentation(DocumentLoader*) +{ + notImplemented(); +} + +void WebFrame::forceLayoutForNonHTML() +{ + notImplemented(); +} + +void WebFrame::setCopiesOnScroll() +{ + notImplemented(); +} + +void WebFrame::detachedFromParent2() +{ + notImplemented(); +} + +void WebFrame::detachedFromParent3() +{ + notImplemented(); +} + +void WebFrame::detachedFromParent4() +{ + notImplemented(); +} + +void WebFrame::cancelPolicyCheck() +{ + if (d->m_policyListener) { + d->m_policyListener->invalidate(); + d->m_policyListener = 0; + } + + d->m_policyFunction = 0; +} + +void WebFrame::dispatchWillSubmitForm(FramePolicyFunction function, PassRefPtr<FormState> formState) +{ + Frame* coreFrame = core(this); + ASSERT(coreFrame); + + COMPtr<IWebFormDelegate> formDelegate; + + if (FAILED(d->webView->formDelegate(&formDelegate))) { + (coreFrame->loader()->*function)(PolicyUse); + return; + } + + COMPtr<IDOMElement> formElement(AdoptCOM, DOMElement::createInstance(formState->form())); + + // FIXME: The FormValuesPropertyBag constructor should take a const pointer + FormValuesPropertyBag formValuesPropBag(const_cast<HashMap<String, String>*>(&formState->values())); + + COMPtr<WebFrame> sourceFrame(kit(formState->sourceFrame())); + if (SUCCEEDED(formDelegate->willSubmitForm(this, sourceFrame.get(), formElement.get(), &formValuesPropBag, setUpPolicyListener(function).get()))) + return; + + // FIXME: Add a sane default implementation + (coreFrame->loader()->*function)(PolicyUse); +} + +void WebFrame::revertToProvisionalState(DocumentLoader*) +{ + notImplemented(); +} + +void WebFrame::clearUnarchivingState(DocumentLoader*) +{ + notImplemented(); +} + +void WebFrame::setMainFrameDocumentReady(bool) +{ + notImplemented(); +} + +void WebFrame::willChangeTitle(DocumentLoader*) +{ + notImplemented(); +} + +void WebFrame::didChangeTitle(DocumentLoader*) +{ + notImplemented(); +} + +void WebFrame::finalSetupForReplace(DocumentLoader*) +{ + notImplemented(); +} + +void WebFrame::setDefersLoading(bool) +{ + notImplemented(); +} + +bool WebFrame::isArchiveLoadPending(ResourceLoader*) const +{ + notImplemented(); + return false; +} + +void WebFrame::cancelPendingArchiveLoad(ResourceLoader*) +{ + notImplemented(); +} + +void WebFrame::clearArchivedResources() +{ + notImplemented(); +} + +bool WebFrame::canHandleRequest(const ResourceRequest& request) const +{ + return WebView::canHandleRequest(request); +} + +bool WebFrame::canShowMIMEType(const String& /*MIMEType*/) const +{ + notImplemented(); + return true; +} + +bool WebFrame::representationExistsForURLScheme(const String& /*URLScheme*/) const +{ + notImplemented(); + return false; +} + +String WebFrame::generatedMIMETypeForURLScheme(const String& /*URLScheme*/) const +{ + notImplemented(); + ASSERT_NOT_REACHED(); + return String(); +} + +void WebFrame::frameLoadCompleted() +{ + if (Frame* coreFrame = core(this)) + coreFrame->loader()->setPreviousHistoryItem(0); +} + +void WebFrame::restoreViewState() +{ +} + +void WebFrame::provisionalLoadStarted() +{ + notImplemented(); +} + +bool WebFrame::shouldTreatURLAsSameAsCurrent(const KURL&) const +{ + notImplemented(); + return false; +} + +void WebFrame::addHistoryItemForFragmentScroll() +{ + notImplemented(); +} + +void WebFrame::didFinishLoad() +{ + notImplemented(); +} + +void WebFrame::prepareForDataSourceReplacement() +{ + notImplemented(); +} + +String WebFrame::userAgent(const KURL& url) +{ + return d->webView->userAgentForKURL(url); +} + +void WebFrame::transitionToCommittedFromCachedPage(CachedPage*) +{ +} + +void WebFrame::saveViewStateToItem(HistoryItem*) +{ +} + +ResourceError WebFrame::cancelledError(const ResourceRequest& request) +{ + // FIXME: Need ChickenCat to include CFNetwork/CFURLError.h to get these values + // Alternatively, we could create our own error domain/codes. + return ResourceError(String(WebURLErrorDomain), -999, request.url().string(), String()); +} + +ResourceError WebFrame::blockedError(const ResourceRequest& request) +{ + // FIXME: Need to implement the String descriptions for errors in the WebKitErrorDomain and have them localized + return ResourceError(String(WebKitErrorDomain), WebKitErrorCannotUseRestrictedPort, request.url().string(), String()); +} + +ResourceError WebFrame::cannotShowURLError(const ResourceRequest&) +{ + notImplemented(); + return ResourceError(); +} + +ResourceError WebFrame::interruptForPolicyChangeError(const ResourceRequest& request) +{ + // FIXME: Need to implement the String descriptions for errors in the WebKitErrorDomain and have them localized + return ResourceError(String(WebKitErrorDomain), WebKitErrorFrameLoadInterruptedByPolicyChange, request.url().string(), String()); +} + +ResourceError WebFrame::cannotShowMIMETypeError(const ResourceResponse&) +{ + notImplemented(); + return ResourceError(); +} + +ResourceError WebFrame::fileDoesNotExistError(const ResourceResponse&) +{ + notImplemented(); + return ResourceError(); +} + +bool WebFrame::shouldFallBack(const ResourceError& error) +{ + return error.errorCode() != WebURLErrorCancelled; +} + +COMPtr<WebFramePolicyListener> WebFrame::setUpPolicyListener(WebCore::FramePolicyFunction function) +{ + // FIXME: <rdar://5634381> We need to support multiple active policy listeners. + + if (d->m_policyListener) + d->m_policyListener->invalidate(); + + Frame* coreFrame = core(this); + ASSERT(coreFrame); + + d->m_policyListener.adoptRef(WebFramePolicyListener::createInstance(coreFrame)); + d->m_policyFunction = function; + + return d->m_policyListener; +} + +void WebFrame::receivedPolicyDecision(PolicyAction action) +{ + ASSERT(d->m_policyListener); + ASSERT(d->m_policyFunction); + + FramePolicyFunction function = d->m_policyFunction; + + d->m_policyListener = 0; + d->m_policyFunction = 0; + + Frame* coreFrame = core(this); + ASSERT(coreFrame); + + (coreFrame->loader()->*function)(action); +} + +void WebFrame::dispatchDecidePolicyForMIMEType(FramePolicyFunction function, const String& mimeType, const ResourceRequest& request) +{ + Frame* coreFrame = core(this); + ASSERT(coreFrame); + + COMPtr<IWebPolicyDelegate> policyDelegate; + if (FAILED(d->webView->policyDelegate(&policyDelegate))) + policyDelegate = DefaultPolicyDelegate::sharedInstance(); + + COMPtr<IWebURLRequest> urlRequest(AdoptCOM, WebMutableURLRequest::createInstance(request)); + + if (SUCCEEDED(policyDelegate->decidePolicyForMIMEType(d->webView, BString(mimeType), urlRequest.get(), this, setUpPolicyListener(function).get()))) + return; + + (coreFrame->loader()->*function)(PolicyUse); +} + +void WebFrame::dispatchDecidePolicyForNewWindowAction(FramePolicyFunction function, const NavigationAction& action, const ResourceRequest& request, const String& frameName) +{ + Frame* coreFrame = core(this); + ASSERT(coreFrame); + + COMPtr<IWebPolicyDelegate> policyDelegate; + if (FAILED(d->webView->policyDelegate(&policyDelegate))) + policyDelegate = DefaultPolicyDelegate::sharedInstance(); + + COMPtr<IWebURLRequest> urlRequest(AdoptCOM, WebMutableURLRequest::createInstance(request)); + COMPtr<WebActionPropertyBag> actionInformation(AdoptCOM, WebActionPropertyBag::createInstance(action, coreFrame)); + + if (SUCCEEDED(policyDelegate->decidePolicyForNewWindowAction(d->webView, actionInformation.get(), urlRequest.get(), BString(frameName), setUpPolicyListener(function).get()))) + return; + + (coreFrame->loader()->*function)(PolicyUse); +} + +void WebFrame::dispatchDecidePolicyForNavigationAction(FramePolicyFunction function, const NavigationAction& action, const ResourceRequest& request) +{ + Frame* coreFrame = core(this); + ASSERT(coreFrame); + + COMPtr<IWebPolicyDelegate> policyDelegate; + if (FAILED(d->webView->policyDelegate(&policyDelegate))) + policyDelegate = DefaultPolicyDelegate::sharedInstance(); + + COMPtr<IWebURLRequest> urlRequest(AdoptCOM, WebMutableURLRequest::createInstance(request)); + COMPtr<WebActionPropertyBag> actionInformation(AdoptCOM, WebActionPropertyBag::createInstance(action, coreFrame)); + + if (SUCCEEDED(policyDelegate->decidePolicyForNavigationAction(d->webView, actionInformation.get(), urlRequest.get(), this, setUpPolicyListener(function).get()))) + return; + + (coreFrame->loader()->*function)(PolicyUse); +} + +void WebFrame::dispatchUnableToImplementPolicy(const ResourceError& error) +{ + COMPtr<IWebPolicyDelegate> policyDelegate; + if (FAILED(d->webView->policyDelegate(&policyDelegate))) + policyDelegate = DefaultPolicyDelegate::sharedInstance(); + + COMPtr<IWebError> webError(AdoptCOM, WebError::createInstance(error)); + policyDelegate->unableToImplementPolicyWithError(d->webView, webError.get(), this); +} + +void WebFrame::download(ResourceHandle* handle, const ResourceRequest& request, const ResourceRequest&, const ResourceResponse& response) +{ + COMPtr<IWebDownloadDelegate> downloadDelegate; + COMPtr<IWebView> webView; + if (SUCCEEDED(this->webView(&webView))) { + if (FAILED(webView->downloadDelegate(&downloadDelegate))) { + // If the WebView doesn't successfully provide a download delegate we'll pass a null one + // into the WebDownload - which may or may not decide to use a DefaultDownloadDelegate + LOG_ERROR("Failed to get downloadDelegate from WebView"); + downloadDelegate = 0; + } + } + + // Its the delegate's job to ref the WebDownload to keep it alive - otherwise it will be destroyed + // when this method returns + COMPtr<WebDownload> download; + download.adoptRef(WebDownload::createInstance(handle, request, response, downloadDelegate.get())); +} + +bool WebFrame::willUseArchive(ResourceLoader*, const ResourceRequest&, const KURL&) const +{ + notImplemented(); + return false; +} + +bool WebFrame::dispatchDidLoadResourceFromMemoryCache(DocumentLoader*, const ResourceRequest&, const ResourceResponse&, int /*length*/) +{ + notImplemented(); + return false; +} + +void WebFrame::dispatchDidFailProvisionalLoad(const ResourceError& error) +{ + COMPtr<IWebFrameLoadDelegate> frameLoadDelegate; + if (SUCCEEDED(d->webView->frameLoadDelegate(&frameLoadDelegate))) { + COMPtr<IWebError> webError; + webError.adoptRef(WebError::createInstance(error)); + frameLoadDelegate->didFailProvisionalLoadWithError(d->webView, webError.get(), this); + } +} + +void WebFrame::dispatchDidFailLoad(const ResourceError& error) +{ + COMPtr<IWebFrameLoadDelegate> frameLoadDelegate; + if (SUCCEEDED(d->webView->frameLoadDelegate(&frameLoadDelegate))) { + COMPtr<IWebError> webError; + webError.adoptRef(WebError::createInstance(error)); + frameLoadDelegate->didFailLoadWithError(d->webView, webError.get(), this); + } +} + +void WebFrame::startDownload(const ResourceRequest&) +{ + notImplemented(); +} + +Widget* WebFrame::createJavaAppletWidget(const IntSize& pluginSize, Element* element, const KURL& /*baseURL*/, const Vector<String>& paramNames, const Vector<String>& paramValues) +{ + PluginView* pluginView = PluginView::create(core(this), pluginSize, element, KURL(), paramNames, paramValues, "application/x-java-applet", false); + + // Check if the plugin can be loaded successfully + if (pluginView->plugin() && pluginView->plugin()->load()) + return pluginView; + + COMPtr<IWebResourceLoadDelegate> resourceLoadDelegate; + if (FAILED(d->webView->resourceLoadDelegate(&resourceLoadDelegate))) + return pluginView; + + COMPtr<CFDictionaryPropertyBag> userInfoBag(AdoptCOM, CFDictionaryPropertyBag::createInstance()); + + ResourceError resourceError(String(WebKitErrorDomain), WebKitErrorJavaUnavailable, String(), String()); + COMPtr<IWebError> error(AdoptCOM, WebError::createInstance(resourceError, userInfoBag.get())); + + resourceLoadDelegate->plugInFailedWithError(d->webView, error.get(), getWebDataSource(d->frame->loader()->documentLoader())); + + return pluginView; +} + +ObjectContentType WebFrame::objectContentType(const KURL& url, const String& mimeTypeIn) +{ + String mimeType = mimeTypeIn; + if (mimeType.isEmpty()) + mimeType = MIMETypeRegistry::getMIMETypeForExtension(url.path().substring(url.path().reverseFind('.') + 1)); + + if (mimeType.isEmpty()) + return ObjectContentFrame; // Go ahead and hope that we can display the content. + + if (MIMETypeRegistry::isSupportedImageMIMEType(mimeType)) + return WebCore::ObjectContentImage; + + if (PluginDatabase::installedPlugins()->isMIMETypeRegistered(mimeType)) + return WebCore::ObjectContentNetscapePlugin; + + if (MIMETypeRegistry::isSupportedNonImageMIMEType(mimeType)) + return WebCore::ObjectContentFrame; + + return WebCore::ObjectContentNone; +} + +String WebFrame::overrideMediaType() const +{ + notImplemented(); + return String(); +} + +void WebFrame::windowObjectCleared() +{ + Frame* coreFrame = core(this); + ASSERT(coreFrame); + + Settings* settings = coreFrame->settings(); + if (!settings || !settings->isJavaScriptEnabled()) + return; + + COMPtr<IWebFrameLoadDelegate> frameLoadDelegate; + if (SUCCEEDED(d->webView->frameLoadDelegate(&frameLoadDelegate))) { + COMPtr<IWebFrameLoadDelegate2> frameLoadDelegate2(Query, frameLoadDelegate); + + JSContextRef context = toRef(coreFrame->scriptProxy()->globalObject()->globalExec()); + JSObjectRef windowObject = toRef(KJS::Window::retrieve(coreFrame)->getObject()); + ASSERT(windowObject); + + if (!frameLoadDelegate2 || + FAILED(frameLoadDelegate2->didClearWindowObject(d->webView, context, windowObject, this))) + frameLoadDelegate->windowScriptObjectAvailable(d->webView, context, windowObject); + } + + if (WebScriptDebugServer::listenerCount() > 0) { + detachScriptDebugger(); + attachScriptDebugger(); + } +} + +void WebFrame::didPerformFirstNavigation() const +{ + COMPtr<IWebPreferences> preferences; + if (FAILED(d->webView->preferences(&preferences))) + return; + + COMPtr<IWebPreferencesPrivate> preferencesPrivate(Query, preferences); + if (!preferencesPrivate) + return; + BOOL automaticallyDetectsCacheModel; + if (FAILED(preferencesPrivate->automaticallyDetectsCacheModel(&automaticallyDetectsCacheModel))) + return; + + WebCacheModel cacheModel; + if (FAILED(preferences->cacheModel(&cacheModel))) + return; + + if (automaticallyDetectsCacheModel && cacheModel < WebCacheModelDocumentBrowser) + preferences->setCacheModel(WebCacheModelDocumentBrowser); +} + +void WebFrame::registerForIconNotification(bool listen) +{ + d->webView->registerForIconNotification(listen); +} + +static IntRect printerRect(HDC printDC) +{ + return IntRect(0, 0, + GetDeviceCaps(printDC, PHYSICALWIDTH) - 2 * GetDeviceCaps(printDC, PHYSICALOFFSETX), + GetDeviceCaps(printDC, PHYSICALHEIGHT) - 2 * GetDeviceCaps(printDC, PHYSICALOFFSETY)); +} + +void WebFrame::setPrinting(bool printing, float minPageWidth, float maxPageWidth, bool adjustViewSize) +{ + Frame* coreFrame = core(this); + ASSERT(coreFrame); + coreFrame->setPrinting(printing, minPageWidth, maxPageWidth, adjustViewSize); +} + +HRESULT STDMETHODCALLTYPE WebFrame::setInPrintingMode( + /* [in] */ BOOL value, + /* [in] */ HDC printDC) +{ + if (m_inPrintingMode == !!value) + return S_OK; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + m_inPrintingMode = !!value; + + // If we are a frameset just print with the layout we have onscreen, otherwise relayout + // according to the paper size + float minLayoutWidth = 0.0f; + float maxLayoutWidth = 0.0f; + if (m_inPrintingMode && !coreFrame->isFrameSet()) { + if (!printDC) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + const int desiredHorizontalPixelsPerInch = 72; + int paperHorizontalPixelsPerInch = ::GetDeviceCaps(printDC, LOGPIXELSX); + int paperWidth = printerRect(printDC).width() * desiredHorizontalPixelsPerInch / paperHorizontalPixelsPerInch; + minLayoutWidth = paperWidth * PrintingMinimumShrinkFactor; + maxLayoutWidth = paperWidth * PrintingMaximumShrinkFactor; + } + + setPrinting(m_inPrintingMode, minLayoutWidth, maxLayoutWidth, true); + + if (!m_inPrintingMode) + m_pageRects.clear(); + + return S_OK; +} + +void WebFrame::headerAndFooterHeights(float* headerHeight, float* footerHeight) +{ + if (headerHeight) + *headerHeight = 0; + if (footerHeight) + *footerHeight = 0; + float height = 0; + COMPtr<IWebUIDelegate> ui; + if (FAILED(d->webView->uiDelegate(&ui))) + return; + COMPtr<IWebUIDelegate2> ui2; + if (FAILED(ui->QueryInterface(IID_IWebUIDelegate2, (void**) &ui2))) + return; + if (headerHeight && SUCCEEDED(ui2->webViewHeaderHeight(d->webView, &height))) + *headerHeight = height; + if (footerHeight && SUCCEEDED(ui2->webViewFooterHeight(d->webView, &height))) + *footerHeight = height; +} + +IntRect WebFrame::printerMarginRect(HDC printDC) +{ + IntRect emptyRect(0, 0, 0, 0); + + COMPtr<IWebUIDelegate> ui; + if (FAILED(d->webView->uiDelegate(&ui))) + return emptyRect; + COMPtr<IWebUIDelegate2> ui2; + if (FAILED(ui->QueryInterface(IID_IWebUIDelegate2, (void**) &ui2))) + return emptyRect; + + RECT rect; + if (FAILED(ui2->webViewPrintingMarginRect(d->webView, &rect))) + return emptyRect; + + rect.left = MulDiv(rect.left, ::GetDeviceCaps(printDC, LOGPIXELSX), 1000); + rect.top = MulDiv(rect.top, ::GetDeviceCaps(printDC, LOGPIXELSY), 1000); + rect.right = MulDiv(rect.right, ::GetDeviceCaps(printDC, LOGPIXELSX), 1000); + rect.bottom = MulDiv(rect.bottom, ::GetDeviceCaps(printDC, LOGPIXELSY), 1000); + + return IntRect(rect.left, rect.top, (rect.right - rect.left), rect.bottom - rect.top); +} + +const Vector<WebCore::IntRect>& WebFrame::computePageRects(HDC printDC) +{ + ASSERT(m_inPrintingMode); + + Frame* coreFrame = core(this); + ASSERT(coreFrame); + ASSERT(coreFrame->document()); + + if (!printDC) + return m_pageRects; + + // adjust the page rect by the header and footer + float headerHeight = 0, footerHeight = 0; + headerAndFooterHeights(&headerHeight, &footerHeight); + IntRect pageRect = printerRect(printDC); + IntRect marginRect = printerMarginRect(printDC); + IntRect adjustedRect = IntRect( + pageRect.x() + marginRect.x(), + pageRect.y() + marginRect.y(), + pageRect.width() - marginRect.x() - marginRect.right(), + pageRect.height() - marginRect.y() - marginRect.bottom()); + + computePageRectsForFrame(coreFrame, adjustedRect, headerHeight, footerHeight, 1.0,m_pageRects, m_pageHeight); + + return m_pageRects; +} + +HRESULT STDMETHODCALLTYPE WebFrame::getPrintedPageCount( + /* [in] */ HDC printDC, + /* [retval][out] */ UINT *pageCount) +{ + if (!pageCount || !printDC) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + *pageCount = 0; + + if (!m_inPrintingMode) { + ASSERT_NOT_REACHED(); + return E_FAIL; + } + + Frame* coreFrame = core(this); + if (!coreFrame || !coreFrame->document()) + return E_FAIL; + + const Vector<IntRect>& pages = computePageRects(printDC); + *pageCount = (UINT) pages.size(); + + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::spoolPages( + /* [in] */ HDC printDC, + /* [in] */ UINT startPage, + /* [in] */ UINT endPage, + /* [retval][out] */ void* ctx) +{ + if (!printDC || !ctx) { + ASSERT_NOT_REACHED(); + return E_POINTER; + } + + if (!m_inPrintingMode) { + ASSERT_NOT_REACHED(); + return E_FAIL; + } + + Frame* coreFrame = core(this); + if (!coreFrame || !coreFrame->document()) + return E_FAIL; + + UINT pageCount = (UINT) m_pageRects.size(); + PlatformGraphicsContext* pctx = (PlatformGraphicsContext*)ctx; + + if (!pageCount || startPage > pageCount) { + ASSERT_NOT_REACHED(); + return E_FAIL; + } + + if (startPage > 0) + startPage--; + + if (endPage == 0) + endPage = pageCount; + + COMPtr<IWebUIDelegate> ui; + if (FAILED(d->webView->uiDelegate(&ui))) + return E_FAIL; + // FIXME: we can return early after the updated app is released + COMPtr<IWebUIDelegate2> ui2; + if (FAILED(ui->QueryInterface(IID_IWebUIDelegate2, (void**) &ui2))) + ui2 = 0; + + float headerHeight = 0, footerHeight = 0; + headerAndFooterHeights(&headerHeight, &footerHeight); + GraphicsContext spoolCtx(pctx); + + for (UINT ii = startPage; ii < endPage; ii++) { + IntRect pageRect = m_pageRects[ii]; + + CGContextSaveGState(pctx); + + IntRect printRect = printerRect(printDC); + CGRect mediaBox = CGRectMake(CGFloat(0), + CGFloat(0), + CGFloat(printRect.width()), + CGFloat(printRect.height())); + + CGContextBeginPage(pctx, &mediaBox); + + CGFloat scale = (float)mediaBox.size.width/ (float)pageRect.width(); + CGAffineTransform ctm = CGContextGetBaseCTM(pctx); + ctm = CGAffineTransformScale(ctm, -scale, -scale); + ctm = CGAffineTransformTranslate(ctm, CGFloat(-pageRect.x()), CGFloat(-pageRect.y()+headerHeight)); // reserves space for header + CGContextScaleCTM(pctx, scale, scale); + CGContextTranslateCTM(pctx, CGFloat(-pageRect.x()), CGFloat(-pageRect.y()+headerHeight)); // reserves space for header + CGContextSetBaseCTM(pctx, ctm); + + coreFrame->paint(&spoolCtx, pageRect); + + if (ui2) { + CGContextTranslateCTM(pctx, CGFloat(pageRect.x()), CGFloat(pageRect.y())-headerHeight); + + int x = pageRect.x(); + int y = 0; + if (headerHeight) { + RECT headerRect = {x, y, x+pageRect.width(), y+(int)headerHeight}; + ui2->drawHeaderInRect(d->webView, &headerRect, (OLE_HANDLE)(LONG64)pctx); + } + + if (footerHeight) { + y = max((int)headerHeight+pageRect.height(), m_pageHeight-(int)footerHeight); + RECT footerRect = {x, y, x+pageRect.width(), y+(int)footerHeight}; + ui2->drawFooterInRect(d->webView, &footerRect, (OLE_HANDLE)(LONG64)pctx, ii+1, pageCount); + } + } + + CGContextEndPage(pctx); + CGContextRestoreGState(pctx); + } + + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::isFrameSet( + /* [retval][out] */ BOOL* result) +{ + *result = FALSE; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + *result = coreFrame->isFrameSet() ? TRUE : FALSE; + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::string( + /* [retval][out] */ BSTR *result) +{ + *result = 0; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + RefPtr<Range> allRange(rangeOfContents(coreFrame->document())); + String allString = plainText(allRange.get()); + *result = BString(allString).release(); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::size( + /* [retval][out] */ SIZE *size) +{ + if (!size) + return E_POINTER; + size->cx = size->cy = 0; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + FrameView* view = coreFrame->view(); + if (!view) + return E_FAIL; + size->cx = view->width(); + size->cy = view->height(); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::hasScrollBars( + /* [retval][out] */ BOOL *result) +{ + if (!result) + return E_POINTER; + *result = FALSE; + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + FrameView* view = coreFrame->view(); + if (!view) + return E_FAIL; + + if (view->vScrollbarMode() == ScrollbarAlwaysOn || view->visibleHeight() < view->contentsHeight() || + view->hScrollbarMode() == ScrollbarAlwaysOn || view->visibleWidth() < view->contentsWidth()) + *result = TRUE; + + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::contentBounds( + /* [retval][out] */ RECT *result) +{ + if (!result) + return E_POINTER; + ::SetRectEmpty(result); + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + FrameView* view = coreFrame->view(); + if (!view) + return E_FAIL; + + result->bottom = view->contentsHeight(); + result->right = view->contentsWidth(); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::frameBounds( + /* [retval][out] */ RECT *result) +{ + if (!result) + return E_POINTER; + ::SetRectEmpty(result); + + Frame* coreFrame = core(this); + if (!coreFrame) + return E_FAIL; + + FrameView* view = coreFrame->view(); + if (!view) + return E_FAIL; + + FloatRect bounds = view->visibleContentRectConsideringExternalScrollers(); + result->bottom = (LONG) bounds.height(); + result->right = (LONG) bounds.width(); + return S_OK; +} + +HRESULT STDMETHODCALLTYPE WebFrame::isDescendantOfFrame( + /* [in] */ IWebFrame *ancestor, + /* [retval][out] */ BOOL *result) +{ + if (!result) + return E_POINTER; + *result = FALSE; + + Frame* coreFrame = core(this); + COMPtr<WebFrame> ancestorWebFrame(Query, ancestor); + if (!ancestorWebFrame) + return S_OK; + + *result = (coreFrame && coreFrame->tree()->isDescendantOf(core(ancestorWebFrame.get()))) ? TRUE : FALSE; + return S_OK; +} + +void WebFrame::unmarkAllMisspellings() +{ + Frame* coreFrame = core(this); + for (Frame* frame = coreFrame; frame; frame = frame->tree()->traverseNext(coreFrame)) { + Document *doc = frame->document(); + if (!doc) + return; + + doc->removeMarkers(DocumentMarker::Spelling); + } +} + +void WebFrame::unmarkAllBadGrammar() +{ + Frame* coreFrame = core(this); + for (Frame* frame = coreFrame; frame; frame = frame->tree()->traverseNext(coreFrame)) { + Document *doc = frame->document(); + if (!doc) + return; + + doc->removeMarkers(DocumentMarker::Grammar); + } +} + +WebView* WebFrame::webView() const +{ + return d->webView; +} |