--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebCore/page/Chrome.cpp Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,408 @@
+// -*- mode: c++; c-basic-offset: 4 -*-
+/*
+ * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
+ * Copyright (C) 2007 Trolltech ASA
+ *
+ * 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 "FloatRect.h"
+#include "Frame.h"
+#include "FrameTree.h"
+#include "HTMLFormElement.h"
+#include "HTMLInputElement.h"
+#include "HTMLNames.h"
+#include "HitTestResult.h"
+#include "InspectorController.h"
+#include "Page.h"
+#include "ResourceHandle.h"
+#include "Settings.h"
+#include "kjs_window.h"
+#include <wtf/PassRefPtr.h>
+#include <wtf/RefPtr.h>
+#include <wtf/Vector.h>
+
+namespace WebCore {
+
+using namespace HTMLNames;
+using namespace KJS;
+using namespace std;
+
+class PageGroupLoadDeferrer : Noncopyable {
+public:
+ PageGroupLoadDeferrer(Page*, bool deferSelf);
+ ~PageGroupLoadDeferrer();
+private:
+ Vector<RefPtr<Frame>, 16> m_deferredFrames;
+#if !PLATFORM(MAC)
+ Vector<pair<RefPtr<Frame>, PausedTimeouts*>, 16> m_pausedTimeouts;
+#endif
+};
+
+Chrome::Chrome(Page* page, ChromeClient* client)
+ : m_page(page)
+ , m_client(client)
+{
+ ASSERT(m_client);
+}
+
+Chrome::~Chrome()
+{
+ m_client->chromeDestroyed();
+}
+
+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);
+}
+
+Page* Chrome::createWindow(Frame* frame, const FrameLoadRequest& request) const
+{
+ return m_client->createWindow(frame, request);
+}
+
+Page* Chrome::createModalDialog(Frame* frame, const FrameLoadRequest& request) const
+{
+ return m_client->createModalDialog(frame, request);
+}
+
+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
+{
+ if (m_page->defersLoading()) {
+ LOG_ERROR("Tried to run modal in a page when it was deferring loading -- should never happen.");
+ return;
+ }
+
+ // 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);
+}
+
+void Chrome::addMessageToConsole(MessageSource source, MessageLevel level, const String& message, unsigned lineNumber, const String& sourceID)
+{
+ if (source == JSMessageSource )
+ m_client->addMessageToConsole(message, level, lineNumber, sourceID);
+
+ if (InspectorController* inspector = m_page->inspectorController())
+ inspector->addMessageToConsole(source, level, message, lineNumber, sourceID);
+}
+
+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);
+ String text = message;
+ text.replace('\\', frame->backslashAsCurrencySymbol());
+
+ m_client->runJavaScriptAlert(frame, text);
+}
+
+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);
+ String text = message;
+ text.replace('\\', frame->backslashAsCurrencySymbol());
+
+ return m_client->runJavaScriptConfirm(frame, text);
+}
+
+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);
+ String promptText = prompt;
+ promptText.replace('\\', frame->backslashAsCurrencySymbol());
+ String defaultValueText = defaultValue;
+ defaultValueText.replace('\\', frame->backslashAsCurrencySymbol());
+
+ bool ok = m_client->runJavaScriptPrompt(frame, promptText, defaultValueText, result);
+
+ if (ok)
+ result.replace(frame->backslashAsCurrencySymbol(), '\\');
+
+ return ok;
+}
+
+void Chrome::setStatusbarText(Frame* frame, const String& status)
+{
+ ASSERT(frame);
+ String text = status;
+ text.replace('\\', frame->backslashAsCurrencySymbol());
+
+ m_client->setStatusbarText(text);
+}
+
+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::addToDirtyRegion(const IntRect& rect)
+{
+ m_client->addToDirtyRegion(rect);
+}
+
+void Chrome::scrollBackingStore(int dx, int dy, const IntRect& scrollViewRect, const IntRect& clipRect)
+{
+ m_client->scrollBackingStore(dx, dy, scrollViewRect, clipRect);
+}
+
+void Chrome::updateBackingStore()
+{
+ m_client->updateBackingStore();
+}
+
+void Chrome::mouseDidMoveOverElement(const HitTestResult& result, unsigned modifierFlags)
+{
+ m_client->mouseDidMoveOverElement(result, modifierFlags);
+}
+
+void Chrome::setToolTip(const HitTestResult& result)
+{
+ // First priority is a potential toolTip representing a spelling or grammar error
+ String toolTip = result.spellingToolTip();
+
+ // 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<HTMLInputElement*>(node);
+ if (input->inputType() == HTMLInputElement::SUBMIT)
+ if (HTMLFormElement* form = input->form())
+ toolTip = form->action();
+ }
+ }
+
+ // 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().url();
+ }
+
+ // Lastly we'll consider a tooltip for element with "title" attribute
+ if (toolTip.isEmpty())
+ toolTip = result.title();
+
+ m_client->setToolTip(toolTip);
+}
+
+void Chrome::print(Frame* frame)
+{
+ m_client->print(frame);
+}
+
+#if PLATFORM(SYMBIAN)
+void Chrome::setElementVisibilityChanged(bool visibility)
+{
+ m_client->setElementVisibilityChanged(visibility);
+}
+#endif
+PageGroupLoadDeferrer::PageGroupLoadDeferrer(Page* page, bool deferSelf)
+{
+ const HashSet<Page*>* group = page->frameNamespace();
+
+ if (!group)
+ return;
+
+ HashSet<Page*>::const_iterator end = group->end();
+ for (HashSet<Page*>::const_iterator it = group->begin(); it != end; ++it) {
+ Page* otherPage = *it;
+ if ((deferSelf || otherPage != page)) {
+ if (!otherPage->defersLoading())
+ m_deferredFrames.append(otherPage->mainFrame());
+
+#if !PLATFORM(MAC)
+ for (Frame* frame = otherPage->mainFrame(); frame; frame = frame->tree()->traverseNext()) {
+ if (Window* window = Window::retrieveWindow(frame)) {
+ PausedTimeouts* timeouts = window->pauseTimeouts();
+
+ m_pausedTimeouts.append(make_pair(frame, timeouts));
+ }
+ }
+#endif
+ }
+ }
+
+ size_t count = m_deferredFrames.size();
+ for (size_t i = 0; i < count; ++i)
+ if (Page* page = m_deferredFrames[i]->page())
+ page->setDefersLoading(true);
+}
+
+PageGroupLoadDeferrer::~PageGroupLoadDeferrer()
+{
+ size_t count = m_deferredFrames.size();
+ for (size_t i = 0; i < count; ++i)
+ if (Page* page = m_deferredFrames[i]->page())
+ page->setDefersLoading(false);
+
+#if !PLATFORM(MAC)
+ count = m_pausedTimeouts.size();
+
+ for (size_t i = 0; i < count; i++) {
+ Window* window = Window::retrieveWindow(m_pausedTimeouts[i].first.get());
+ if (window)
+ window->resumeTimeouts(m_pausedTimeouts[i].second);
+ delete m_pausedTimeouts[i].second;
+ }
+#endif
+}
+
+
+} // namespace WebCore