diff -r 000000000000 -r 4f2f89ce4247 WebCore/page/Chrome.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/WebCore/page/Chrome.cpp Fri Sep 17 09:02:29 2010 +0300 @@ -0,0 +1,486 @@ +/* + * Copyright (C) 2006, 2007, 2009 Apple Inc. All rights reserved. + * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies) + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#include "config.h" +#include "Chrome.h" + +#include "ChromeClient.h" +#include "DNS.h" +#include "Document.h" +#include "FileList.h" +#include "FloatRect.h" +#include "Frame.h" +#include "FrameTree.h" +#include "Geolocation.h" +#include "HTMLFormElement.h" +#include "HTMLInputElement.h" +#include "HTMLNames.h" +#include "HitTestResult.h" +#include "InspectorController.h" +#include "Page.h" +#include "PageGroupLoadDeferrer.h" +#include "RenderObject.h" +#include "ResourceHandle.h" +#include "ScriptController.h" +#include "SecurityOrigin.h" +#include "Settings.h" +#include "WindowFeatures.h" +#include +#include +#include + +#if ENABLE(DOM_STORAGE) +#include "StorageNamespace.h" +#endif + +namespace WebCore { + +using namespace HTMLNames; +using namespace std; + +Chrome::Chrome(Page* page, ChromeClient* client) + : m_page(page) + , m_client(client) +{ + ASSERT(m_client); +} + +Chrome::~Chrome() +{ + m_client->chromeDestroyed(); +} + +void Chrome::invalidateWindow(const IntRect& updateRect, bool immediate) +{ + m_client->invalidateWindow(updateRect, immediate); +} + +void Chrome::invalidateContentsAndWindow(const IntRect& updateRect, bool immediate) +{ + m_client->invalidateContentsAndWindow(updateRect, immediate); +} + +void Chrome::invalidateContentsForSlowScroll(const IntRect& updateRect, bool immediate) +{ + m_client->invalidateContentsForSlowScroll(updateRect, immediate); +} + +void Chrome::scroll(const IntSize& scrollDelta, const IntRect& rectToScroll, const IntRect& clipRect) +{ + m_client->scroll(scrollDelta, rectToScroll, clipRect); +} + +IntPoint Chrome::screenToWindow(const IntPoint& point) const +{ + return m_client->screenToWindow(point); +} + +IntRect Chrome::windowToScreen(const IntRect& rect) const +{ + return m_client->windowToScreen(rect); +} + +PlatformPageClient Chrome::platformPageClient() const +{ + return m_client->platformPageClient(); +} + +void Chrome::contentsSizeChanged(Frame* frame, const IntSize& size) const +{ + m_client->contentsSizeChanged(frame, size); +} + +void Chrome::scrollRectIntoView(const IntRect& rect) const +{ + // FIXME: The unused ScrollView* argument can and should be removed from ChromeClient::scrollRectIntoView. + m_client->scrollRectIntoView(rect, 0); +} + +void Chrome::scrollbarsModeDidChange() const +{ + m_client->scrollbarsModeDidChange(); +} + +void Chrome::setWindowRect(const FloatRect& rect) const +{ + m_client->setWindowRect(rect); +} + +FloatRect Chrome::windowRect() const +{ + return m_client->windowRect(); +} + +FloatRect Chrome::pageRect() const +{ + return m_client->pageRect(); +} + +float Chrome::scaleFactor() +{ + return m_client->scaleFactor(); +} + +void Chrome::focus() const +{ + m_client->focus(); +} + +void Chrome::unfocus() const +{ + m_client->unfocus(); +} + +bool Chrome::canTakeFocus(FocusDirection direction) const +{ + return m_client->canTakeFocus(direction); +} + +void Chrome::takeFocus(FocusDirection direction) const +{ + m_client->takeFocus(direction); +} + +void Chrome::focusedNodeChanged(Node* node) const +{ + m_client->focusedNodeChanged(node); +} + +Page* Chrome::createWindow(Frame* frame, const FrameLoadRequest& request, const WindowFeatures& features) const +{ + Page* newPage = m_client->createWindow(frame, request, features); + +#if ENABLE(DOM_STORAGE) + if (newPage) { + if (StorageNamespace* oldSessionStorage = m_page->sessionStorage(false)) + newPage->setSessionStorage(oldSessionStorage->copy()); + } +#endif + + return newPage; +} + +void Chrome::show() const +{ + m_client->show(); +} + +bool Chrome::canRunModal() const +{ + return m_client->canRunModal(); +} + +bool Chrome::canRunModalNow() const +{ + // If loads are blocked, we can't run modal because the contents + // of the modal dialog will never show up! + return canRunModal() && !ResourceHandle::loadsBlocked(); +} + +void Chrome::runModal() const +{ + // Defer callbacks in all the other pages in this group, so we don't try to run JavaScript + // in a way that could interact with this view. + PageGroupLoadDeferrer deferrer(m_page, false); + + TimerBase::fireTimersInNestedEventLoop(); + m_client->runModal(); +} + +void Chrome::setToolbarsVisible(bool b) const +{ + m_client->setToolbarsVisible(b); +} + +bool Chrome::toolbarsVisible() const +{ + return m_client->toolbarsVisible(); +} + +void Chrome::setStatusbarVisible(bool b) const +{ + m_client->setStatusbarVisible(b); +} + +bool Chrome::statusbarVisible() const +{ + return m_client->statusbarVisible(); +} + +void Chrome::setScrollbarsVisible(bool b) const +{ + m_client->setScrollbarsVisible(b); +} + +bool Chrome::scrollbarsVisible() const +{ + return m_client->scrollbarsVisible(); +} + +void Chrome::setMenubarVisible(bool b) const +{ + m_client->setMenubarVisible(b); +} + +bool Chrome::menubarVisible() const +{ + return m_client->menubarVisible(); +} + +void Chrome::setResizable(bool b) const +{ + m_client->setResizable(b); +} + +bool Chrome::canRunBeforeUnloadConfirmPanel() +{ + return m_client->canRunBeforeUnloadConfirmPanel(); +} + +bool Chrome::runBeforeUnloadConfirmPanel(const String& message, Frame* frame) +{ + // Defer loads in case the client method runs a new event loop that would + // otherwise cause the load to continue while we're in the middle of executing JavaScript. + PageGroupLoadDeferrer deferrer(m_page, true); + + return m_client->runBeforeUnloadConfirmPanel(message, frame); +} + +void Chrome::closeWindowSoon() +{ + m_client->closeWindowSoon(); +} + +void Chrome::runJavaScriptAlert(Frame* frame, const String& message) +{ + // Defer loads in case the client method runs a new event loop that would + // otherwise cause the load to continue while we're in the middle of executing JavaScript. + PageGroupLoadDeferrer deferrer(m_page, true); + + ASSERT(frame); + m_client->runJavaScriptAlert(frame, frame->displayStringModifiedByEncoding(message)); +} + +bool Chrome::runJavaScriptConfirm(Frame* frame, const String& message) +{ + // Defer loads in case the client method runs a new event loop that would + // otherwise cause the load to continue while we're in the middle of executing JavaScript. + PageGroupLoadDeferrer deferrer(m_page, true); + + ASSERT(frame); + return m_client->runJavaScriptConfirm(frame, frame->displayStringModifiedByEncoding(message)); +} + +bool Chrome::runJavaScriptPrompt(Frame* frame, const String& prompt, const String& defaultValue, String& result) +{ + // Defer loads in case the client method runs a new event loop that would + // otherwise cause the load to continue while we're in the middle of executing JavaScript. + PageGroupLoadDeferrer deferrer(m_page, true); + + ASSERT(frame); + bool ok = m_client->runJavaScriptPrompt(frame, frame->displayStringModifiedByEncoding(prompt), frame->displayStringModifiedByEncoding(defaultValue), result); + + if (ok) + result = frame->displayStringModifiedByEncoding(result); + + return ok; +} + +void Chrome::setStatusbarText(Frame* frame, const String& status) +{ + ASSERT(frame); + m_client->setStatusbarText(frame->displayStringModifiedByEncoding(status)); +} + +bool Chrome::shouldInterruptJavaScript() +{ + // Defer loads in case the client method runs a new event loop that would + // otherwise cause the load to continue while we're in the middle of executing JavaScript. + PageGroupLoadDeferrer deferrer(m_page, true); + + return m_client->shouldInterruptJavaScript(); +} + +IntRect Chrome::windowResizerRect() const +{ + return m_client->windowResizerRect(); +} + +void Chrome::mouseDidMoveOverElement(const HitTestResult& result, unsigned modifierFlags) +{ + if (result.innerNode()) { + Document* document = result.innerNode()->document(); + if (document && document->isDNSPrefetchEnabled()) + ResourceHandle::prepareForURL(result.absoluteLinkURL()); + } + m_client->mouseDidMoveOverElement(result, modifierFlags); + +#if ENABLE(INSPECTOR) + if (InspectorController* inspector = m_page->inspectorController()) + inspector->mouseDidMoveOverElement(result, modifierFlags); +#endif +} + +void Chrome::setToolTip(const HitTestResult& result) +{ + // First priority is a potential toolTip representing a spelling or grammar error + TextDirection toolTipDirection; + String toolTip = result.spellingToolTip(toolTipDirection); + + // Next priority is a toolTip from a URL beneath the mouse (if preference is set to show those). + if (toolTip.isEmpty() && m_page->settings()->showsURLsInToolTips()) { + if (Node* node = result.innerNonSharedNode()) { + // Get tooltip representing form action, if relevant + if (node->hasTagName(inputTag)) { + HTMLInputElement* input = static_cast(node); + if (input->inputType() == HTMLInputElement::SUBMIT) + if (HTMLFormElement* form = input->form()) { + toolTip = form->action(); + if (form->renderer()) + toolTipDirection = form->renderer()->style()->direction(); + else + toolTipDirection = LTR; + } + } + } + + // Get tooltip representing link's URL + if (toolTip.isEmpty()) { + // FIXME: Need to pass this URL through userVisibleString once that's in WebCore + toolTip = result.absoluteLinkURL().string(); + // URL always display as LTR. + toolTipDirection = LTR; + } + } + + // Next we'll consider a tooltip for element with "title" attribute + if (toolTip.isEmpty()) + toolTip = result.title(toolTipDirection); + + // Lastly, for that allow multiple files, we'll consider a tooltip for the selected filenames + if (toolTip.isEmpty()) { + if (Node* node = result.innerNonSharedNode()) { + if (node->hasTagName(inputTag)) { + HTMLInputElement* input = static_cast(node); + if (input->inputType() == HTMLInputElement::FILE) { + FileList* files = input->files(); + unsigned listSize = files->length(); + if (files && listSize > 1) { + Vector names; + for (size_t i = 0; i < listSize; ++i) { + append(names, files->item(i)->fileName()); + if (i != listSize - 1) + names.append('\n'); + } + toolTip = String::adopt(names); + // filename always display as LTR. + toolTipDirection = LTR; + } + } + } + } + } + + m_client->setToolTip(toolTip, toolTipDirection); +} + +void Chrome::print(Frame* frame) +{ + m_client->print(frame); +} + +void Chrome::requestGeolocationPermissionForFrame(Frame* frame, Geolocation* geolocation) +{ + m_client->requestGeolocationPermissionForFrame(frame, geolocation); +} + +void Chrome::cancelGeolocationPermissionRequestForFrame(Frame* frame, Geolocation* geolocation) +{ + m_client->cancelGeolocationPermissionRequestForFrame(frame, geolocation); +} + +void Chrome::runOpenPanel(Frame* frame, PassRefPtr fileChooser) +{ + m_client->runOpenPanel(frame, fileChooser); +} + +void Chrome::chooseIconForFiles(const Vector& filenames, FileChooser* fileChooser) +{ + m_client->chooseIconForFiles(filenames, fileChooser); +} + +void Chrome::setCursor(const Cursor& cursor) +{ + m_client->setCursor(cursor); +} + +#if ENABLE(NOTIFICATIONS) +NotificationPresenter* Chrome::notificationPresenter() const +{ + return m_client->notificationPresenter(); +} +#endif + +// -------- + +#if ENABLE(DASHBOARD_SUPPORT) +void ChromeClient::dashboardRegionsChanged() +{ +} +#endif + +void ChromeClient::populateVisitedLinks() +{ +} + +FloatRect ChromeClient::customHighlightRect(Node*, const AtomicString&, const FloatRect&) +{ + return FloatRect(); +} + +void ChromeClient::paintCustomHighlight(Node*, const AtomicString&, const FloatRect&, const FloatRect&, bool, bool) +{ +} + +bool ChromeClient::shouldReplaceWithGeneratedFileForUpload(const String&, String&) +{ + return false; +} + +String ChromeClient::generateReplacementFile(const String&) +{ + ASSERT_NOT_REACHED(); + return String(); +} + +bool ChromeClient::paintCustomScrollbar(GraphicsContext*, const FloatRect&, ScrollbarControlSize, + ScrollbarControlState, ScrollbarPart, bool, + float, float, ScrollbarControlPartMask) +{ + return false; +} + +bool ChromeClient::paintCustomScrollCorner(GraphicsContext*, const FloatRect&) +{ + return false; +} + + +} // namespace WebCore