--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/ginebra2/ChromeDOM.cpp Tue May 04 12:39:35 2010 +0300
@@ -0,0 +1,217 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+
+#include <QtGui>
+#include <QWebElement>
+#include <QWebFrame>
+#include <QWebPage>
+
+#include "ChromeDOM.h"
+#include "ChromeRenderer.h"
+#include "ChromeSnippet.h"
+#include "ChromeWidget.h"
+#include "WebChromeSnippet.h"
+#include "WebChromeContainerSnippet.h"
+#include "GreenChromeSnippet.h"
+#include "BlueChromeSnippet.h"
+#include "ScrollZoomWidget.h"
+#include "ProgressSnippet.h"
+#include "TextEditItem.h"
+#include "ToolbarChromeItem.h"
+#include "ContentToolbarChromeItem.h"
+#include "iconsnippet.h"
+#include "iconwidget.h"
+#include "ActionButton.h"
+#include "UrlSearchSnippet.h"
+#include "ActionButtonSnippet.h"
+#include "mostvisitedpageview.h"
+#include "mostvisitedsnippet.h"
+
+#include <QDebug>
+
+//TODO: Replace JS strings with DOM api. Make stateful: i.e. get the doc element from the current page
+
+namespace GVA {
+
+ ChromeDOM::ChromeDOM(QWebPage * page, ChromeWidget * chrome)
+ : m_page(page),
+ m_chrome(chrome),
+ m_height(0),
+ m_bytes(0)
+ {
+ m_renderer = m_chrome->renderer();
+ m_renderer->clearRenderList();
+ }
+
+ ChromeDOM::~ChromeDOM()
+ {
+ }
+
+ QVariant ChromeDOM::evalInChromeContext(QString js){
+ return m_page->mainFrame()->evaluateJavaScript(js);
+ }
+
+ QWebElement ChromeDOM::getElementById(const QString &id)
+ {
+ return m_page->mainFrame()->documentElement().findFirst("#" + id);
+ }
+
+ QRect ChromeDOM::getElementRect(const QString &id)
+ {
+ return getElementById(id).geometry();
+ }
+
+ QSize ChromeDOM::getElementSize(const QString &id)
+ {
+ QRect rect = getElementRect(id);
+ return QSize(rect.width(), rect.height());
+ }
+
+ QString ChromeDOM::getElementAttribute(const QString &id, const QString &attribute)
+ {
+ return getElementById(id).attribute(attribute);
+ }
+
+ //Get the cacheable script element. Only one is allowed so get the first one.
+ /*QString ChromeDOM::getCacheableScript()
+ {
+ QWebElement doc = m_page->mainFrame()->documentElement();
+ return doc.findAll("script.GinebraCacheable").toList()[0].toPlainText();
+ }
+ */
+
+ //Get a list of cached handlers for a snippet
+
+ QList<CachedHandler> ChromeDOM::getCachedHandlers(const QString &elementId, const QRectF & ownerArea)
+ {
+ QWebElement snippet = getElementById(elementId);
+ QList <QWebElement> controls = snippet.findAll(".GinebraCached").toList();
+ QList <CachedHandler> handlers;
+ for(int i = 0; i < controls.size(); i++){
+ QWebElement elem = controls.at(i);
+ //Element rectangle relative to snippet, so we can handle mouse events relative to snippet
+ //qDebug() << "====> Owner X: " << ownerArea.x() << " Owner Width: " << ownerArea.width() << " Elem X: " << elem.geometry().x() << " Elem Width: " << elem.geometry().width();
+ QRectF elemRect(elem.geometry().x() - ownerArea.x(), elem.geometry().y() - ownerArea.y(), elem.geometry().width(), elem.geometry().height());
+ //NB: For now we handle only onclick from cache. Should add at least long-press too.
+ CachedHandler handler(elem.attribute("id"), elem.attribute("data-GinebraOnClick"), elemRect, m_chrome, elem.attribute("data-GinebraTargetView"));
+ //qDebug() << "Cached handler" << handler.elementId() << ": " << handler.script() << ": " << handler.rect();
+ handlers.append(handler);
+ }
+ return handlers;
+ }
+
+ ChromeSnippet *ChromeDOM::getSnippet(const QString &docElementId, QGraphicsItem* parent) {
+
+ ChromeSnippet * result = 0;
+ QWebElement doc = m_page->mainFrame()->documentElement();
+ QWebElement element = doc.findFirst("#" + docElementId);
+ QRect rect = getElementRect(docElementId);
+ m_height += rect.height();
+ //m_bytes += rect.width() * rect.height() * 3; //Calculate total rendered area at 24 bit depth
+ //qDebug() << "Chrome total rects at 24 bits: " << m_bytes;
+ //qDebug() << "Snippet: ID: " << docElementId << " Owner Area: " << rect << " Element Rect: " << element.geometry();
+ if(!rect.isNull()){
+ QString className = element.attribute("data-GinebraNativeClass", "__NO_CLASS__");
+ if(className == "__NO_CLASS__")
+ if(element.attribute("data-GinebraContainer", "false") == "true" ){
+
+ QString type = element.attribute("data-GinebraItemType", "normal");
+ if (type == "contenttoolbar" ) {
+ ContentToolbarChromeItem * widget = new ContentToolbarChromeItem();
+ result = new WebChromeContainerSnippet(docElementId, m_chrome, rect, element, widget);
+ widget->setSnippet((WebChromeContainerSnippet*)result);
+ }
+ else if (type == "toolbar" ) {
+ ToolbarChromeItem * widget = new ToolbarChromeItem();
+ result = new WebChromeContainerSnippet(docElementId, m_chrome, rect, element, widget);
+ widget->setSnippet((WebChromeContainerSnippet*)result);
+ }
+ else {
+ result = new WebChromeContainerSnippet(docElementId, m_chrome, rect, element, new QGraphicsWidget());
+ }
+ }
+ else {
+ result = new WebChromeSnippet(docElementId, m_chrome, rect, element);
+ m_renderer->addRenderItem((static_cast<WebChromeSnippet*>(result))->item());
+ }
+ else {
+ QGraphicsWidget * w = 0;
+ if (className == "IconSnippet") {
+ result = new IconSnippet(docElementId, m_chrome, 0, element);
+ w = new IconWidget(result);
+ } else if (className == "MostVisitedPagesWidget") {
+ result = new MostVisitedSnippet(docElementId,m_chrome,0,element);
+ MostVisitedPagesWidget* mostVisited;
+ mostVisited = new MostVisitedPagesWidget(result,m_chrome);
+ mostVisited->hide();
+ w = mostVisited;
+ } else if (className == "ActionButton") {
+ result = new ActionButtonSnippet(docElementId, m_chrome, 0, element);
+ w = new ActionButton(result);
+ } else {
+ //Chrome snippet takes ownership of w
+ result = new ChromeSnippet(docElementId, m_chrome, 0, element);
+ if (className == "ScrollZoomWidget")
+ w = new ScrollZoomWidget(result);
+ else if (className == "UrlSearchSnippet")
+ w = new UrlSearchSnippet(result, m_chrome);
+ else if (className == "ProgressSnippet")
+ w = new ProgressSnippet(result);
+ else if (className == "TextEditSnippet"){
+ w = new TextEditItem(result);
+ }
+ else {
+ w= new GreenChromeSnippet();
+ }
+ }
+ result->setWidget(w);
+ //Have snippet deterimine its own size when in anchor layout
+ w->resize(rect.width(), rect.height());
+ w->setPreferredSize(rect.width(), rect.height());
+ w->setSizePolicy(QSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred));
+ //Have snippet determine its own location when NOT in anchor layout
+ w->setPos(rect.x(), rect.y());
+ }
+
+ if(element.parent().attribute("class") == "GinebraSnippet") {
+ result->setParentId(element.parent().attribute("id"));
+ }
+ //Set auto-layout attributes
+ result->setAnchor(element.attribute("data-GinebraAnchor", "AnchorNone"), false);
+ result->setAnchorOffset(element.attribute("data-GinebraAnchorOffset", "0").toInt());
+ result->setInitiallyVisible(element.attribute("data-GinebraVisible", "false") == "true" );
+ result->setHidesContent( element.attribute("data-GinebraHidesContent", "false") == "true" );
+ }
+ return result;
+ }
+
+ QList <QWebElement> ChromeDOM::getInitialElements()
+ {
+ m_renderer->clearRenderList();
+ QWebElement test = getElementById("TestTableCell9");
+ //qDebug() << "TEST ELEMENT:" << test.toPlainText();
+ m_height = 0;
+ QWebElement doc = m_page->mainFrame()->documentElement();
+#if QT_VERSION < 0x040600 //TBD: Do we care, given that the dom api is not officially supported before 4.6?
+ return doc.findAll(".GinebraSnippet");
+#else
+ return doc.findAll(".GinebraSnippet").toList();
+#endif
+ }
+
+} // end of namespace GVA