1 files changed, 465 insertions, 0 deletions
diff --git a/tdehtml/html/html_objectimpl.cpp b/tdehtml/html/html_objectimpl.cpp
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+++ b/tdehtml/html/html_objectimpl.cpp
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+/**
+ * This file is part of the DOM implementation for KDE.
+ *
+ * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
+ *           (C) 1999 Antti Koivisto (koivisto@kde.org)
+ *           (C) 2000 Stefan Schimanski (1Stein@gmx.de)
+ *
+ * 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 "html/html_objectimpl.h"
+
+#include "tdehtml_part.h"
+#include "dom/dom_string.h"
+#include "misc/htmlhashes.h"
+#include "tdehtmlview.h"
+#include <tqstring.h>
+#include <tqvariant.h>
+#include <tqmap.h>
+#include <tqtimer.h>
+
+#include <kdebug.h>
+#include <kimageio.h>
+
+#include "xml/dom_docimpl.h"
+#include "css/cssstyleselector.h"
+#include "css/csshelper.h"
+#include "css/cssproperties.h"
+#include "css/cssvalues.h"
+#include "rendering/render_applet.h"
+#include "rendering/render_frames.h"
+#include "rendering/render_image.h"
+#include "xml/dom2_eventsimpl.h"
+
+using namespace DOM;
+using namespace tdehtml;
+
+// -------------------------------------------------------------------------
+HTMLObjectBaseElementImpl::HTMLObjectBaseElementImpl(DocumentImpl *doc)
+    : HTMLElementImpl(doc)
+{
+    needWidgetUpdate = false;
+    m_renderAlternative = false;
+}
+
+void HTMLObjectBaseElementImpl::setServiceType(const TQString & val) {
+    serviceType = val.lower();
+    int pos = serviceType.find( ";" );
+    if ( pos!=-1 )
+        serviceType.truncate( pos );
+}
+
+void HTMLObjectBaseElementImpl::parseAttribute(AttributeImpl *attr)
+{
+    switch ( attr->id() )
+    {
+        case ATTR_TYPE:
+        case ATTR_CODETYPE:
+	    if (attr->val()) {
+	      DOM::DOMStringImpl *stringImpl = attr->val();
+	      TQString val = TQConstString( stringImpl->s, stringImpl->l ).string();
+	      setServiceType( val );
+              needWidgetUpdate = true;
+	    }
+            break;
+        case ATTR_WIDTH:
+            if (!attr->value().isEmpty())
+                addCSSLength(CSS_PROP_WIDTH, attr->value());
+            else
+                removeCSSProperty(CSS_PROP_WIDTH);
+            break;
+        case ATTR_HEIGHT:
+            if (!attr->value().isEmpty())
+                addCSSLength(CSS_PROP_HEIGHT, attr->value());
+            else
+                removeCSSProperty(CSS_PROP_HEIGHT);
+            break;
+        case ATTR_NAME:
+            if (inDocument() && m_name != attr->value()) {
+                getDocument()->underDocNamedCache().remove(m_name.string(),        this);
+                getDocument()->underDocNamedCache().add   (attr->value().string(), this);
+            }
+            m_name = attr->value();
+            //fallthrough
+        default:
+            HTMLElementImpl::parseAttribute( attr );
+    }
+}
+
+void HTMLObjectBaseElementImpl::removedFromDocument()
+{
+    getDocument()->underDocNamedCache().remove(m_name.string(), this);
+    HTMLElementImpl::removedFromDocument();
+}
+
+void HTMLObjectBaseElementImpl::insertedIntoDocument()
+{
+    getDocument()->underDocNamedCache().add(m_name.string(), this);
+    HTMLElementImpl::insertedIntoDocument();
+}
+
+void HTMLObjectBaseElementImpl::removeId(const TQString& id)
+{
+    getDocument()->underDocNamedCache().remove(id, this);
+    HTMLElementImpl::removeId(id);
+}
+
+void HTMLObjectBaseElementImpl::addId   (const TQString& id)
+{
+    getDocument()->underDocNamedCache().add(id, this);
+    HTMLElementImpl::addId(id);
+}
+
+void HTMLObjectBaseElementImpl::recalcStyle( StyleChange ch )
+{
+    if (needWidgetUpdate) {
+        if(m_render && strcmp( m_render->renderName(),  "RenderPartObject" ) == 0 )
+            static_cast<RenderPartObject*>(m_render)->updateWidget();
+        needWidgetUpdate = false;
+    }
+    HTMLElementImpl::recalcStyle( ch );
+}
+
+void HTMLObjectBaseElementImpl::renderAlternative()
+{
+    if ( m_renderAlternative ) return;
+    TQTimer::singleShot( 0, this, TQT_SLOT( slotRenderAlternative() ) );
+}
+
+void HTMLObjectBaseElementImpl::slotRenderAlternative()
+{
+    // the singleshot timer might have fired after we're removed
+    // from the document, but not yet deleted due to references
+    if ( !inDocument() || m_renderAlternative ) return;
+
+    // ### there can be a m_render if this is called from our attach indirectly
+    if ( attached() || m_render)
+        detach();
+
+    m_renderAlternative = true;
+
+    attach();
+}
+
+void HTMLObjectBaseElementImpl::attach() {
+    assert(!attached());
+    assert(!m_render);
+
+    if (serviceType.isEmpty() && url.startsWith("data:")) {
+        // Extract the MIME type from the data URL.
+        int index = url.find(';');
+        if (index == -1)
+            index = url.find(',');
+        if (index != -1) {
+            int len = index - 5;
+            if (len > 0)
+                serviceType = url.mid(5, len);
+            else
+                serviceType = "text/plain"; // Data URLs with no MIME type are considered text/plain.
+        }
+    }
+
+    bool imagelike = serviceType.startsWith("image/") &&
+                   !KImageIO::typeForMime(serviceType).isNull();
+
+    if (m_renderAlternative && !imagelike) {
+        // render alternative content
+        ElementImpl::attach();
+        return;
+    }
+
+    if (!parentNode()->renderer()) {
+        NodeBaseImpl::attach();
+        return;
+    }
+
+    RenderStyle* _style = getDocument()->styleSelector()->styleForElement(this);
+    _style->ref();
+
+    if (parentNode()->renderer() && parentNode()->renderer()->childAllowed() &&
+        _style->display() != NONE)
+    {
+        needWidgetUpdate = false;
+
+        if (imagelike) {
+            m_render = new (getDocument()->renderArena()) RenderImage(this);
+            // make sure we don't attach the inner contents
+            addCSSProperty(CSS_PROP_DISPLAY, CSS_VAL_NONE);
+        }
+        else
+            m_render = new (getDocument()->renderArena())RenderPartObject(this);
+
+        m_render->setStyle(_style);
+        parentNode()->renderer()->addChild(m_render, nextRenderer());
+        if (imagelike)
+            m_render->updateFromElement();
+    }
+
+    _style->deref();
+    NodeBaseImpl::attach();
+
+    // ### do this when we are actually finished loading instead
+    if (m_render) dispatchHTMLEvent(EventImpl::LOAD_EVENT, false, false);
+}
+
+
+// -------------------------------------------------------------------------
+
+HTMLAppletElementImpl::HTMLAppletElementImpl(DocumentImpl *doc)
+  : HTMLObjectBaseElementImpl(doc)
+{
+    serviceType = "application/x-java-applet";
+    needWidgetUpdate = true;
+}
+
+HTMLAppletElementImpl::~HTMLAppletElementImpl()
+{
+}
+
+NodeImpl::Id HTMLAppletElementImpl::id() const
+{
+    return ID_APPLET;
+}
+
+void HTMLAppletElementImpl::parseAttribute(AttributeImpl *attr)
+{
+    switch( attr->id() )
+    {
+    case ATTR_CODEBASE:
+    case ATTR_ARCHIVE:
+    case ATTR_CODE:
+    case ATTR_OBJECT:
+    case ATTR_ALT:
+        break;
+    case ATTR_ALIGN:
+	addHTMLAlignment( attr->value() );
+	break;
+    case ATTR_VSPACE:
+        addCSSLength(CSS_PROP_MARGIN_TOP, attr->value());
+        addCSSLength(CSS_PROP_MARGIN_BOTTOM, attr->value());
+        break;
+    case ATTR_HSPACE:
+        addCSSLength(CSS_PROP_MARGIN_LEFT, attr->value());
+        addCSSLength(CSS_PROP_MARGIN_RIGHT, attr->value());
+        break;
+    case ATTR_VALIGN:
+        addCSSProperty(CSS_PROP_VERTICAL_ALIGN, attr->value().lower() );
+        break;
+    default:
+        HTMLObjectBaseElementImpl::parseAttribute(attr);
+    }
+}
+
+void HTMLAppletElementImpl::attach()
+{
+    KHTMLView* w = getDocument()->view();
+
+#ifndef Q_WS_QWS // FIXME?
+    DOMString codeBase = getAttribute( ATTR_CODEBASE );
+    DOMString code = getAttribute( ATTR_CODE );
+    if ( !codeBase.isEmpty() )
+        url = codeBase.string();
+    if ( !code.isEmpty() )
+        url = code.string();
+
+    if (!w || !w->part()->javaEnabled())
+#endif
+        m_renderAlternative = true;
+
+    HTMLObjectBaseElementImpl::attach();
+}
+
+// -------------------------------------------------------------------------
+
+HTMLEmbedElementImpl::HTMLEmbedElementImpl(DocumentImpl *doc)
+    : HTMLObjectBaseElementImpl(doc)
+{
+}
+
+HTMLEmbedElementImpl::~HTMLEmbedElementImpl()
+{
+}
+
+NodeImpl::Id HTMLEmbedElementImpl::id() const
+{
+    return ID_EMBED;
+}
+
+void HTMLEmbedElementImpl::parseAttribute(AttributeImpl *attr)
+{
+  switch ( attr->id() )
+  {
+     case ATTR_CODE:
+     case ATTR_SRC:
+         url = tdehtml::parseURL(attr->val()).string();
+         needWidgetUpdate = true;
+         break;
+     case ATTR_BORDER:
+        addCSSLength(CSS_PROP_BORDER_WIDTH, attr->value());
+        addCSSProperty( CSS_PROP_BORDER_TOP_STYLE, CSS_VAL_SOLID );
+        addCSSProperty( CSS_PROP_BORDER_RIGHT_STYLE, CSS_VAL_SOLID );
+        addCSSProperty( CSS_PROP_BORDER_BOTTOM_STYLE, CSS_VAL_SOLID );
+        addCSSProperty( CSS_PROP_BORDER_LEFT_STYLE, CSS_VAL_SOLID );
+        break;
+     case ATTR_VSPACE:
+        addCSSLength(CSS_PROP_MARGIN_TOP, attr->value());
+        addCSSLength(CSS_PROP_MARGIN_BOTTOM, attr->value());
+        break;
+     case ATTR_HSPACE:
+        addCSSLength(CSS_PROP_MARGIN_LEFT, attr->value());
+        addCSSLength(CSS_PROP_MARGIN_RIGHT, attr->value());
+        break;
+     case ATTR_ALIGN:
+	addHTMLAlignment( attr->value() );
+	break;
+     case ATTR_VALIGN:
+        addCSSProperty(CSS_PROP_VERTICAL_ALIGN, attr->value().lower() );
+        break;
+     case ATTR_PLUGINPAGE:
+     case ATTR_PLUGINSPAGE: {
+        pluginPage = attr->value().string();
+        break;
+      }
+     case ATTR_HIDDEN:
+        if (strcasecmp( attr->value(), "yes" ) == 0 || strcasecmp( attr->value() , "true") == 0 )
+           hidden = true;
+        else
+           hidden = false;
+        break;
+     default:
+        HTMLObjectBaseElementImpl::parseAttribute( attr );
+  }
+}
+
+void HTMLEmbedElementImpl::attach()
+{
+    KHTMLView* w = getDocument()->view();
+
+    if (!w || !w->part()->pluginsEnabled())
+        m_renderAlternative = true;
+
+    if (parentNode()->id() == ID_OBJECT)
+        NodeBaseImpl::attach();
+    else
+        HTMLObjectBaseElementImpl::attach();
+}
+
+// -------------------------------------------------------------------------
+
+HTMLObjectElementImpl::HTMLObjectElementImpl(DocumentImpl *doc)
+    : HTMLObjectBaseElementImpl(doc)
+{
+}
+
+HTMLObjectElementImpl::~HTMLObjectElementImpl()
+{
+}
+
+NodeImpl::Id HTMLObjectElementImpl::id() const
+{
+    return ID_OBJECT;
+}
+
+HTMLFormElementImpl *HTMLObjectElementImpl::form() const
+{
+  return 0;
+}
+
+void HTMLObjectElementImpl::parseAttribute(AttributeImpl *attr)
+{
+  switch ( attr->id() )
+  {
+    case ATTR_DATA:
+      url = tdehtml::parseURL( attr->val() ).string();
+      needWidgetUpdate = true;
+      break;
+    case ATTR_CLASSID:
+      classId = attr->value().string();
+      needWidgetUpdate = true;
+      break;
+    case ATTR_ONLOAD: // ### support load/unload on object elements
+        setHTMLEventListener(EventImpl::LOAD_EVENT,
+	    getDocument()->createHTMLEventListener(attr->value().string(), "onload", this));
+        break;
+    case ATTR_ONUNLOAD:
+        setHTMLEventListener(EventImpl::UNLOAD_EVENT,
+	    getDocument()->createHTMLEventListener(attr->value().string(), "onunload", this));
+        break;
+     case ATTR_VSPACE:
+        addCSSLength(CSS_PROP_MARGIN_TOP, attr->value());
+        addCSSLength(CSS_PROP_MARGIN_BOTTOM, attr->value());
+        break;
+     case ATTR_HSPACE:
+        addCSSLength(CSS_PROP_MARGIN_LEFT, attr->value());
+        addCSSLength(CSS_PROP_MARGIN_RIGHT, attr->value());
+        break;
+     case ATTR_ALIGN:
+	addHTMLAlignment( attr->value() );
+	break;
+     case ATTR_VALIGN:
+        addCSSProperty(CSS_PROP_VERTICAL_ALIGN, attr->value().lower() );
+        break;
+    default:
+      HTMLObjectBaseElementImpl::parseAttribute( attr );
+  }
+}
+
+DocumentImpl* HTMLObjectElementImpl::contentDocument() const
+{
+    if ( !m_render ) return 0;
+    if ( !m_render->isWidget() ) return 0;
+    TQWidget* widget = static_cast<RenderWidget*>( m_render )->widget();
+    if( widget && ::tqqt_cast<KHTMLView*>( widget ) )
+        return static_cast<KHTMLView*>( widget )->part()->xmlDocImpl();
+    return 0;
+}
+
+void HTMLObjectElementImpl::attach()
+{
+    KHTMLView* w = getDocument()->view();
+
+    if (!w || !w->part()->pluginsEnabled())
+        m_renderAlternative = true;
+
+    HTMLObjectBaseElementImpl::attach();
+}
+
+// -------------------------------------------------------------------------
+
+NodeImpl::Id HTMLParamElementImpl::id() const
+{
+    return ID_PARAM;
+}
+
+void HTMLParamElementImpl::parseAttribute(AttributeImpl *attr)
+{
+    switch( attr->id() )
+    {
+    case ATTR_VALUE:
+        m_value = attr->value().string();
+        break;
+    case ATTR_ID:
+        if (getDocument()->htmlMode() != DocumentImpl::XHtml) break;
+        // fall through
+    case ATTR_NAME:
+        m_name = attr->value().string();
+        // fall through
+    default:
+        HTMLElementImpl::parseAttribute(attr);
+    }
+}
+
+#include "html_objectimpl.moc"