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tdelibs/kparts/browserextension.cpp

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/* This file is part of the KDE project
Copyright (C) 1999 Simon Hausmann <hausmann@kde.org>
(C) 1999 David Faure <faure@kde.org>
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 "browserextension.h"
#include <tqapplication.h>
#include <tqclipboard.h>
#include <tqtimer.h>
#include <tqobjectlist.h>
#include <tqmetaobject.h>
#include <tqregexp.h>
#include <tqstrlist.h>
#include <tqstylesheet.h>
#include <kdebug.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <kstaticdeleter.h>
#include <kurifilter.h>
#include <assert.h>
using namespace KParts;
const char *OpenURLEvent::s_strOpenURLEvent = "KParts/BrowserExtension/OpenURLevent";
class OpenURLEvent::OpenURLEventPrivate
{
public:
OpenURLEventPrivate()
{
}
~OpenURLEventPrivate()
{
}
};
OpenURLEvent::OpenURLEvent( ReadOnlyPart *part, const KURL &url, const URLArgs &args )
: Event( s_strOpenURLEvent ), m_part( part ), m_url( url ), m_args( args )
{
// d = new OpenURLEventPrivate();
}
OpenURLEvent::~OpenURLEvent()
{
// delete d;
}
namespace KParts
{
struct URLArgsPrivate
{
URLArgsPrivate() {
doPost = false;
redirectedRequest = false;
lockHistory = false;
newTab = false;
forcesNewWindow = false;
}
TQString contentType; // for POST
TQMap<TQString, TQString> metaData;
bool doPost;
bool redirectedRequest;
bool lockHistory;
bool newTab;
bool forcesNewWindow;
};
}
URLArgs::URLArgs()
{
reload = false;
xOffset = 0;
yOffset = 0;
trustedSource = false;
d = 0L; // Let's build it on demand for now
}
URLArgs::URLArgs( bool _reload, int _xOffset, int _yOffset, const TQString &_serviceType )
{
reload = _reload;
xOffset = _xOffset;
yOffset = _yOffset;
serviceType = _serviceType;
d = 0L; // Let's build it on demand for now
}
URLArgs::URLArgs( const URLArgs &args )
{
d = 0L;
(*this) = args;
}
URLArgs &URLArgs::operator=(const URLArgs &args)
{
if (this == &args) return *this;
delete d; d= 0;
reload = args.reload;
xOffset = args.xOffset;
yOffset = args.yOffset;
serviceType = args.serviceType;
postData = args.postData;
frameName = args.frameName;
docState = args.docState;
trustedSource = args.trustedSource;
if ( args.d )
d = new URLArgsPrivate( * args.d );
return *this;
}
URLArgs::~URLArgs()
{
delete d;
d = 0;
}
void URLArgs::setContentType( const TQString & contentType )
{
if (!d)
d = new URLArgsPrivate;
d->contentType = contentType;
}
void URLArgs::setRedirectedRequest( bool redirected )
{
if (!d)
d = new URLArgsPrivate;
d->redirectedRequest = redirected;
}
bool URLArgs::redirectedRequest () const
{
return d ? d->redirectedRequest : false;
}
TQString URLArgs::contentType() const
{
return d ? d->contentType : TQString::null;
}
TQMap<TQString, TQString> &URLArgs::metaData()
{
if (!d)
d = new URLArgsPrivate;
return d->metaData;
}
void URLArgs::setDoPost( bool enable )
{
if ( !d )
d = new URLArgsPrivate;
d->doPost = enable;
}
bool URLArgs::doPost() const
{
return d ? d->doPost : false;
}
void URLArgs::setLockHistory( bool lock )
{
if (!d)
d = new URLArgsPrivate;
d->lockHistory = lock;
}
bool URLArgs::lockHistory() const
{
return d ? d->lockHistory : false;
}
void URLArgs::setNewTab( bool newTab )
{
if (!d)
d = new URLArgsPrivate;
d->newTab = newTab;
}
bool URLArgs::newTab() const
{
return d ? d->newTab : false;
}
void URLArgs::setForcesNewWindow( bool forcesNewWindow )
{
if (!d)
d = new URLArgsPrivate;
d->forcesNewWindow = forcesNewWindow;
}
bool URLArgs::forcesNewWindow() const
{
return d ? d->forcesNewWindow : false;
}
namespace KParts
{
struct WindowArgsPrivate
{
};
}
WindowArgs::WindowArgs()
{
x = y = width = height = -1;
fullscreen = false;
menuBarVisible = true;
toolBarsVisible = true;
statusBarVisible = true;
scrollBarsVisible = true;
resizable = true;
lowerWindow = false;
d = 0;
}
WindowArgs::WindowArgs( const WindowArgs &args )
{
d = 0;
(*this) = args;
}
WindowArgs::~WindowArgs()
{
delete d;
}
WindowArgs &WindowArgs::operator=( const WindowArgs &args )
{
if ( this == &args ) return *this;
delete d; d = 0;
x = args.x;
y = args.y;
width = args.width;
height = args.height;
fullscreen = args.fullscreen;
menuBarVisible = args.menuBarVisible;
toolBarsVisible = args.toolBarsVisible;
statusBarVisible = args.statusBarVisible;
scrollBarsVisible = args.scrollBarsVisible;
resizable = args.resizable;
lowerWindow = args.lowerWindow;
/*
if ( args.d )
{
[ ... ]
}
*/
return *this;
}
WindowArgs::WindowArgs( const TQRect &_geometry, bool _fullscreen, bool _menuBarVisible,
bool _toolBarsVisible, bool _statusBarVisible, bool _resizable )
{
d = 0;
x = _geometry.x();
y = _geometry.y();
width = _geometry.width();
height = _geometry.height();
fullscreen = _fullscreen;
menuBarVisible = _menuBarVisible;
toolBarsVisible = _toolBarsVisible;
statusBarVisible = _statusBarVisible;
resizable = _resizable;
lowerWindow = false;
}
WindowArgs::WindowArgs( int _x, int _y, int _width, int _height, bool _fullscreen,
bool _menuBarVisible, bool _toolBarsVisible,
bool _statusBarVisible, bool _resizable )
{
d = 0;
x = _x;
y = _y;
width = _width;
height = _height;
fullscreen = _fullscreen;
menuBarVisible = _menuBarVisible;
toolBarsVisible = _toolBarsVisible;
statusBarVisible = _statusBarVisible;
resizable = _resizable;
lowerWindow = false;
}
namespace KParts
{
// Internal class, use to store the status of the actions
class KBitArray
{
public:
int val;
KBitArray() { val = 0; }
bool operator [](int index) { return (val & (1 << index)) ? true : false; }
void setBit(int index, bool value) {
if (value) val = val | (1 << index);
else val = val & ~(1 << index);
}
};
class BrowserExtensionPrivate
{
public:
BrowserExtensionPrivate()
{
m_browserInterface = 0;
}
~BrowserExtensionPrivate()
{
}
struct DelayedRequest {
KURL m_delayedURL;
KParts::URLArgs m_delayedArgs;
};
TQValueList<DelayedRequest> m_requests;
bool m_urlDropHandlingEnabled;
KBitArray m_actionStatus;
TQMap<int, TQString> m_actionText;
BrowserInterface *m_browserInterface;
};
}
BrowserExtension::ActionSlotMap * BrowserExtension::s_actionSlotMap = 0L;
static KStaticDeleter<BrowserExtension::ActionSlotMap> actionSlotMapsd;
BrowserExtension::ActionNumberMap * BrowserExtension::s_actionNumberMap = 0L;
static KStaticDeleter<BrowserExtension::ActionNumberMap> actionNumberMapsd;
BrowserExtension::BrowserExtension( KParts::ReadOnlyPart *parent,
const char *name )
: TQObject( parent, name), m_part( parent )
{
//kdDebug() << "BrowserExtension::BrowserExtension() " << this << endl;
d = new BrowserExtensionPrivate;
d->m_urlDropHandlingEnabled = false;
if ( !s_actionSlotMap )
// Create the action-slot map
createActionSlotMap();
// Set the initial status of the actions depending on whether
// they're supported or not
ActionSlotMap::ConstIterator it = s_actionSlotMap->begin();
ActionSlotMap::ConstIterator itEnd = s_actionSlotMap->end();
TQStrList slotNames = tqmetaObject()->slotNames();
for ( int i=0 ; it != itEnd ; ++it, ++i )
{
// Does the extension have a slot with the name of this action ?
d->m_actionStatus.setBit( i, slotNames.tqcontains( it.key()+"()" ) );
}
connect( m_part, TQT_SIGNAL( completed() ),
this, TQT_SLOT( slotCompleted() ) );
connect( this, TQT_SIGNAL( openURLRequest( const KURL &, const KParts::URLArgs & ) ),
this, TQT_SLOT( slotOpenURLRequest( const KURL &, const KParts::URLArgs & ) ) );
connect( this, TQT_SIGNAL( enableAction( const char *, bool ) ),
this, TQT_SLOT( slotEnableAction( const char *, bool ) ) );
connect( this, TQT_SIGNAL( setActionText( const char *, const TQString& ) ),
this, TQT_SLOT( slotSetActionText( const char *, const TQString& ) ) );
}
BrowserExtension::~BrowserExtension()
{
//kdDebug() << "BrowserExtension::~BrowserExtension() " << this << endl;
delete d;
}
void BrowserExtension::setURLArgs( const URLArgs &args )
{
m_args = args;
}
URLArgs BrowserExtension::urlArgs() const
{
return m_args;
}
int BrowserExtension::xOffset()
{
return 0;
}
int BrowserExtension::yOffset()
{
return 0;
}
void BrowserExtension::saveState( TQDataStream &stream )
{
stream << m_part->url() << (TQ_INT32)xOffset() << (TQ_INT32)yOffset();
}
void BrowserExtension::restoreState( TQDataStream &stream )
{
KURL u;
TQ_INT32 xOfs, yOfs;
stream >> u >> xOfs >> yOfs;
URLArgs args( urlArgs() );
args.xOffset = xOfs;
args.yOffset = yOfs;
setURLArgs( args );
m_part->openURL( u );
}
bool BrowserExtension::isURLDropHandlingEnabled() const
{
return d->m_urlDropHandlingEnabled;
}
void BrowserExtension::setURLDropHandlingEnabled( bool enable )
{
d->m_urlDropHandlingEnabled = enable;
}
void BrowserExtension::slotCompleted()
{
//empty the argument stuff, to avoid bogus/invalid values when opening a new url
setURLArgs( URLArgs() );
}
void BrowserExtension::pasteRequest()
{
TQCString plain( "plain" );
TQString url = TQApplication::tqclipboard()->tqtext(plain, TQClipboard::Selection).stripWhiteSpace();
// Remove linefeeds and any whitespace surrounding it.
url.remove(TQRegExp("[\\ ]*\\n+[\\ ]*"));
// Check if it's a URL
TQStringList filters = KURIFilter::self()->pluginNames();
filters.remove( "kuriikwsfilter" );
filters.remove( "localdomainurifilter" );
KURIFilterData filterData;
filterData.setData( url );
filterData.setCheckForExecutables( false );
if ( KURIFilter::self()->filterURI( filterData, filters ) )
{
switch ( filterData.uriType() )
{
case KURIFilterData::LOCAL_FILE:
case KURIFilterData::LOCAL_DIR:
case KURIFilterData::NET_PROTOCOL:
slotOpenURLRequest( filterData.uri(), KParts::URLArgs() );
break;
case KURIFilterData::ERROR:
KMessageBox::sorry( m_part->widget(), filterData.errorMsg() );
break;
default:
break;
}
}
else if ( KURIFilter::self()->filterURI( filterData, "kuriikwsfilter" ) && url.length() < 250 )
{
if ( KMessageBox::questionYesNo( m_part->widget(),
i18n( "<qt>Do you want to search the Internet for <b>%1</b>?" ).arg( TQStyleSheet::escape(url) ),
i18n( "Internet Search" ), KGuiItem( i18n( "&Search" ), "find"),
KStdGuiItem::cancel(), "MiddleClickSearch" ) == KMessageBox::Yes)
slotOpenURLRequest( filterData.uri(), KParts::URLArgs() );
}
}
void BrowserExtension::slotOpenURLRequest( const KURL &url, const KParts::URLArgs &args )
{
//kdDebug() << this << " BrowserExtension::slotOpenURLRequest(): url=" << url.url() << endl;
BrowserExtensionPrivate::DelayedRequest req;
req.m_delayedURL = url;
req.m_delayedArgs = args;
d->m_requests.append( req );
TQTimer::singleShot( 0, this, TQT_SLOT( slotEmitOpenURLRequestDelayed() ) );
}
void BrowserExtension::slotEmitOpenURLRequestDelayed()
{
if (d->m_requests.isEmpty()) return;
BrowserExtensionPrivate::DelayedRequest req = d->m_requests.front();
d->m_requests.pop_front();
emit openURLRequestDelayed( req.m_delayedURL, req.m_delayedArgs );
// tricky: do not do anything here! (no access to member variables, etc.)
}
void BrowserExtension::setBrowserInterface( BrowserInterface *impl )
{
d->m_browserInterface = impl;
}
BrowserInterface *BrowserExtension::browserInterface() const
{
return d->m_browserInterface;
}
void BrowserExtension::slotEnableAction( const char * name, bool enabled )
{
//kdDebug() << "BrowserExtension::slotEnableAction " << name << " " << enabled << endl;
ActionNumberMap::ConstIterator it = s_actionNumberMap->find( name );
if ( it != s_actionNumberMap->end() )
{
d->m_actionStatus.setBit( it.data(), enabled );
//kdDebug() << "BrowserExtension::slotEnableAction setting bit " << it.data() << " to " << enabled << endl;
}
else
kdWarning() << "BrowserExtension::slotEnableAction unknown action " << name << endl;
}
bool BrowserExtension::isActionEnabled( const char * name ) const
{
int actionNumber = (*s_actionNumberMap)[ name ];
return d->m_actionStatus[ actionNumber ];
}
void BrowserExtension::slotSetActionText( const char * name, const TQString& text )
{
kdDebug() << "BrowserExtension::slotSetActionText " << name << " " << text << endl;
ActionNumberMap::ConstIterator it = s_actionNumberMap->find( name );
if ( it != s_actionNumberMap->end() )
{
d->m_actionText[ it.data() ] = text;
}
else
kdWarning() << "BrowserExtension::slotSetActionText unknown action " << name << endl;
}
TQString BrowserExtension::actionText( const char * name ) const
{
int actionNumber = (*s_actionNumberMap)[ name ];
TQMap<int, TQString>::ConstIterator it = d->m_actionText.tqfind( actionNumber );
if ( it != d->m_actionText.end() )
return *it;
return TQString::null;
}
// for compatibility
BrowserExtension::ActionSlotMap BrowserExtension::actionSlotMap()
{
return *actionSlotMapPtr();
}
BrowserExtension::ActionSlotMap * BrowserExtension::actionSlotMapPtr()
{
if (!s_actionSlotMap)
createActionSlotMap();
return s_actionSlotMap;
}
void BrowserExtension::createActionSlotMap()
{
assert(!s_actionSlotMap);
s_actionSlotMap = actionSlotMapsd.setObject( s_actionSlotMap, new ActionSlotMap );
s_actionSlotMap->insert( "cut", TQT_SLOT( cut() ) );
s_actionSlotMap->insert( "copy", TQT_SLOT( copy() ) );
s_actionSlotMap->insert( "paste", TQT_SLOT( paste() ) );
s_actionSlotMap->insert( "rename", TQT_SLOT( rename() ) );
s_actionSlotMap->insert( "trash", TQT_SLOT( trash() ) );
s_actionSlotMap->insert( "del", TQT_SLOT( del() ) );
s_actionSlotMap->insert( "properties", TQT_SLOT( properties() ) );
s_actionSlotMap->insert( "editMimeType", TQT_SLOT( editMimeType() ) );
s_actionSlotMap->insert( "print", TQT_SLOT( print() ) );
// Tricky. Those aren't actions in fact, but simply methods that a browserextension
// can have or not. No need to return them here.
//s_actionSlotMap->insert( "reparseConfiguration", TQT_SLOT( reparseConfiguration() ) );
//s_actionSlotMap->insert( "refreshMimeTypes", TQT_SLOT( refreshMimeTypes() ) );
// nothing for setSaveViewPropertiesLocally either
// Create the action-number map
assert(!s_actionNumberMap);
s_actionNumberMap = actionNumberMapsd.setObject( s_actionNumberMap, new ActionNumberMap );
ActionSlotMap::ConstIterator it = s_actionSlotMap->begin();
ActionSlotMap::ConstIterator itEnd = s_actionSlotMap->end();
for ( int i=0 ; it != itEnd ; ++it, ++i )
{
//kdDebug(1202) << " action " << it.key() << " number " << i << endl;
s_actionNumberMap->insert( it.key(), i );
}
}
BrowserExtension *BrowserExtension::childObject( TQObject *obj )
{
if ( !obj || obj->childrenListObject().isEmpty() )
return 0L;
// we try to do it on our own, in hope that we are faster than
// queryList, which looks kind of big :-)
const TQObjectList children = obj->childrenListObject();
TQObjectListIt it( children );
for (; it.current(); ++it )
if ( it.current()->inherits( "KParts::BrowserExtension" ) )
return static_cast<KParts::BrowserExtension *>( it.current() );
return 0L;
}
namespace KParts
{
class BrowserHostExtension::BrowserHostExtensionPrivate
{
public:
BrowserHostExtensionPrivate()
{
}
~BrowserHostExtensionPrivate()
{
}
KParts::ReadOnlyPart *m_part;
};
}
BrowserHostExtension::BrowserHostExtension( KParts::ReadOnlyPart *parent, const char *name )
: TQObject( parent, name )
{
d = new BrowserHostExtensionPrivate;
d->m_part = parent;
}
BrowserHostExtension::~BrowserHostExtension()
{
delete d;
}
TQStringList BrowserHostExtension::frameNames() const
{
return TQStringList();
}
const TQPtrList<KParts::ReadOnlyPart> BrowserHostExtension::frames() const
{
return TQPtrList<KParts::ReadOnlyPart>();
}
bool BrowserHostExtension::openURLInFrame( const KURL &, const KParts::URLArgs & )
{
return false;
}
BrowserHostExtension *BrowserHostExtension::childObject( TQObject *obj )
{
if ( !obj || obj->childrenListObject().isEmpty() )
return 0L;
// we try to do it on our own, in hope that we are faster than
// queryList, which looks kind of big :-)
const TQObjectList children = obj->childrenListObject();
TQObjectListIt it( children );
for (; it.current(); ++it )
if ( it.current()->inherits( "KParts::BrowserHostExtension" ) )
return static_cast<KParts::BrowserHostExtension *>( it.current() );
return 0L;
}
void BrowserExtension::virtual_hook( int, void* )
{ /*BASE::virtual_hook( id, data );*/ }
BrowserHostExtension *
BrowserHostExtension::findFrameParent(KParts::ReadOnlyPart *callingPart, const TQString &frame)
{
FindFrameParentParams param;
param.parent = 0;
param.callingPart = callingPart;
param.frame = frame;
virtual_hook(VIRTUAL_FIND_FRAME_PARENT, &param);
return param.parent;
}
void BrowserHostExtension::virtual_hook( int, void* )
{ /*BASE::virtual_hook( id, data );*/ }
LiveConnectExtension::LiveConnectExtension( KParts::ReadOnlyPart *parent, const char *name ) : TQObject( parent, name) {}
bool LiveConnectExtension::get( const unsigned long, const TQString &, Type &, unsigned long &, TQString & ) {
return false;
}
bool LiveConnectExtension::put( const unsigned long, const TQString &, const TQString & ) {
return false;
}
bool LiveConnectExtension::call( const unsigned long, const TQString &, const TQStringList &, Type &, unsigned long &, TQString & ) {
return false;
}
void LiveConnectExtension::unregister( const unsigned long ) {}
LiveConnectExtension *LiveConnectExtension::childObject( TQObject *obj )
{
if ( !obj || obj->childrenListObject().isEmpty() )
return 0L;
// we try to do it on our own, in hope that we are faster than
// queryList, which looks kind of big :-)
const TQObjectList children = obj->childrenListObject();
TQObjectListIt it( children );
for (; it.current(); ++it )
if ( it.current()->inherits( "KParts::LiveConnectExtension" ) )
return static_cast<KParts::LiveConnectExtension *>( it.current() );
return 0L;
}
#include "browserextension.moc"