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/**
* This file is part of the DOM implementation for KDE.
*
* Copyright (C) 1999-2003 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* (C) 2000 Simon Hausmann <hausmann@kde.org>
* (C) 2001-2003 Dirk Mueller (mueller@kde.org)
* (C) 2002 Apple Computer, Inc.
*
* 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_inlineimpl.h"
#include "html/html_imageimpl.h"
#include "html/html_documentimpl.h"
#include "misc/htmlhashes.h"
#include "khtmlview.h"
#include "khtml_part.h"
#include "css/csshelper.h"
#include "css/cssproperties.h"
#include "css/cssvalues.h"
#include "css/cssstyleselector.h"
#include "xml/dom2_eventsimpl.h"
#include "rendering/render_br.h"
#include "rendering/render_image.h"
#include <kdebug.h>
using namespace khtml;
using namespace DOM;
NodeImpl::Id HTMLAnchorElementImpl::id() const
{
return ID_A;
}
void HTMLAnchorElementImpl::defaultEventHandler(EventImpl *evt)
{
bool keydown = evt->id() == EventImpl::KEYDOWN_EVENT && evt->isKeyRelatedEvent();
// React on clicks and on keypresses.
// Don't make this KEYUP_EVENT again, it makes khtml follow links
// it shouldn't, when pressing Enter in the combo.
if ( ( (evt->id() == EventImpl::CLICK_EVENT && !static_cast<MouseEventImpl*>(evt)->isDoubleClick()) ||
( keydown && m_focused)) && m_hasAnchor) {
MouseEventImpl *e = 0;
if ( evt->id() == EventImpl::CLICK_EVENT )
e = static_cast<MouseEventImpl*>( evt );
KeyEventBaseImpl *k = 0;
if (keydown)
k = static_cast<KeyEventBaseImpl *>( evt );
QString utarget;
QString url;
if ( e && e->button() == 2 ) {
HTMLElementImpl::defaultEventHandler(evt);
return;
}
if ( k ) {
if (k->virtKeyVal() != KeyEventBaseImpl::DOM_VK_ENTER) {
if (k->qKeyEvent())
k->qKeyEvent()->ignore();
HTMLElementImpl::defaultEventHandler(evt);
return;
}
if (k->qKeyEvent()) k->qKeyEvent()->accept();
}
url = khtml::parseURL(getAttribute(ATTR_HREF)).string();
utarget = getAttribute(ATTR_TARGET).string();
if ( e && e->button() == 1 )
utarget = "_blank";
if ( evt->target()->id() == ID_IMG ) {
HTMLImageElementImpl* img = static_cast<HTMLImageElementImpl*>( evt->target() );
if ( img && img->isServerMap() )
{
khtml::RenderImage *r = static_cast<khtml::RenderImage *>(img->renderer());
if(r && e)
{
KHTMLView* v = getDocument()->view();
int x = e->clientX();
int y = e->clientY();
int absx = 0;
int absy = 0;
if ( v ) {
x += v->contentsX();
y += v->contentsY();
}
r->absolutePosition(absx, absy);
url += QString("?%1,%2").arg( x - absx ).arg( y - absy );
}
else {
evt->setDefaultHandled();
HTMLElementImpl::defaultEventHandler(evt);
return;
}
}
}
if ( !evt->defaultPrevented() ) {
int state = 0;
int button = 0;
if ( e ) {
if ( e->ctrlKey() )
state |= Qt::ControlButton;
if ( e->shiftKey() )
state |= Qt::ShiftButton;
if ( e->altKey() )
state |= Qt::AltButton;
if ( e->metaKey() )
state |= Qt::MetaButton;
if ( e->button() == 0 )
button = Qt::LeftButton;
else if ( e->button() == 1 )
button = Qt::MidButton;
else if ( e->button() == 2 )
button = Qt::RightButton;
}
else if ( k )
{
if ( k->checkModifier(Qt::ShiftButton) )
state |= Qt::ShiftButton;
if ( k->checkModifier(Qt::AltButton) )
state |= Qt::AltButton;
if ( k->checkModifier(Qt::ControlButton) )
state |= Qt::ControlButton;
}
// ### also check if focused node is editable if not in designmode,
// and prevent link loading then (LS)
if (getDocument()->view() && !getDocument()->designMode()) {
if (k)
click();
else
getDocument()->view()->part()->
urlSelected( url, button, state, utarget );
}
}
evt->setDefaultHandled();
}
HTMLElementImpl::defaultEventHandler(evt);
}
void HTMLAnchorElementImpl::click()
{
QMouseEvent me(QEvent::MouseButtonRelease, QPoint(0,0),Qt::LeftButton, 0);
dispatchMouseEvent(&me,EventImpl::CLICK_EVENT, 1);
}
void HTMLAnchorElementImpl::parseAttribute(AttributeImpl *attr)
{
switch(attr->id())
{
case ATTR_HREF:
{
bool hadAnchor = m_hasAnchor;
m_hasAnchor = attr->val() != 0;
getDocument()->incDOMTreeVersion();
if (hadAnchor != m_hasAnchor)
setChanged();
}
break;
case ATTR_TARGET:
m_hasTarget = attr->val() != 0;
break;
case ATTR_TITLE:
case ATTR_REL:
break;
case ATTR_ACCESSKEY:
break;
default:
HTMLElementImpl::parseAttribute(attr);
}
}
// -------------------------------------------------------------------------
NodeImpl::Id HTMLBRElementImpl::id() const
{
return ID_BR;
}
void HTMLBRElementImpl::parseAttribute(AttributeImpl *attr)
{
switch(attr->id())
{
case ATTR_CLEAR:
{
DOMString str = attr->value().lower();
if( str.isEmpty() ) str = "none";
else if( strcmp (str,"all")==0 ) str = "both";
addCSSProperty(CSS_PROP_CLEAR, str);
break;
}
default:
HTMLElementImpl::parseAttribute(attr);
}
}
void HTMLBRElementImpl::attach()
{
assert(!attached());
assert(!m_render);
assert(parentNode());
if (parentNode()->renderer()) {
RenderStyle* style = getDocument()->styleSelector()->styleForElement( this );
style->ref();
if( style->display() != NONE ) {
m_render = new (getDocument()->renderArena()) RenderBR(this);
m_render->setStyle(style);
parentNode()->renderer()->addChild(m_render, nextRenderer());
}
style->deref();
}
NodeImpl::attach();
}
// -------------------------------------------------------------------------
NodeImpl::Id HTMLFontElementImpl::id() const
{
return ID_FONT;
}
void HTMLFontElementImpl::parseAttribute(AttributeImpl *attr)
{
switch(attr->id())
{
case ATTR_SIZE:
{
DOMStringImpl* v = attr->val();
if(v) {
const QChar* s = v->s;
int num = v->toInt();
int len = v->l;
while( len && s->isSpace() )
len--,s++;
if ( len && *s == '+' )
num += 3;
int size;
switch (num)
{
case -2:
case 1: size = CSS_VAL_XX_SMALL; break;
case -1:
case 2: size = CSS_VAL_SMALL; break;
case 0: // treat 0 the same as 3, because people
// expect it to be between -1 and +1
case 3: size = CSS_VAL_MEDIUM; break;
case 4: size = CSS_VAL_LARGE; break;
case 5: size = CSS_VAL_X_LARGE; break;
case 6: size = CSS_VAL_XX_LARGE; break;
default:
if (num > 6)
size = CSS_VAL__KHTML_XXX_LARGE;
else
size = CSS_VAL_XX_SMALL;
}
addCSSProperty(CSS_PROP_FONT_SIZE, size);
}
break;
}
case ATTR_COLOR:
addHTMLColor(CSS_PROP_COLOR, attr->value());
break;
case ATTR_FACE:
addCSSProperty(CSS_PROP_FONT_FAMILY, attr->value());
break;
default:
HTMLElementImpl::parseAttribute(attr);
}
}
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