Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 284 insertions, 0 deletions

diff --git a/libkonq/konq_drag.cc b/libkonq/konq_drag.cc
new file mode 100644
index 000000000..3333061c2
--- /dev/null
+++ b/libkonq/konq_drag.cc
@@ -0,0 +1,284 @@
+/* This file is part of the KDE projects
+   Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This program 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
+    General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; see the file COPYING.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+*/
+
+#include "konq_drag.h"
+#include <kdebug.h>
+#include <kurldrag.h>
+
+KonqIconDrag::KonqIconDrag( QWidget * dragSource, const char* name )
+  : QIconDrag( dragSource, name ),
+    m_bCutSelection( false )
+{
+}
+
+const char* KonqIconDrag::format( int i ) const
+{
+    if ( i == 0 )
+	return "application/x-qiconlist";
+    else if ( i == 1 )
+	return "text/uri-list";
+    else if ( i == 2 )
+        return "application/x-kde-cutselection";
+    else if ( i == 3 )
+        return "text/plain";
+    else if ( i == 4 ) //These two are imporant because they may end up being format 0,
+                       //which is what KonqDirPart::updatePasteAction() checks
+        return "text/plain;charset=ISO-8859-1";
+    else if ( i == 5 ) //..as well as potentially for interoperability
+        return "text/plain;charset=UTF-8";
+    // warning, don't add anything here without checking KonqIconDrag2
+
+    else return 0;
+}
+
+QByteArray KonqIconDrag::encodedData( const char* mime ) const
+{
+    QByteArray a;
+    QCString mimetype( mime );
+    if ( mimetype == "application/x-qiconlist" )
+        a = QIconDrag::encodedData( mime );
+    else if ( mimetype == "text/uri-list" ) {
+        QCString s = urls.join( "\r\n" ).latin1();
+        if( urls.count() > 0 )
+            s.append( "\r\n" );
+        a.resize( s.length() + 1 ); // trailing zero
+        memcpy( a.data(), s.data(), s.length() + 1 );
+    }
+    else if ( mimetype == "application/x-kde-cutselection" ) {
+        QCString s ( m_bCutSelection ? "1" : "0" );
+        a.resize( s.length() + 1 ); // trailing zero
+        memcpy( a.data(), s.data(), s.length() + 1 );
+    }
+    else if ( mimetype == "text/plain" ) {
+        if (!urls.isEmpty())
+        {
+            QStringList uris;
+            for (QStringList::ConstIterator it = urls.begin(); it != urls.end(); ++it)
+                uris.append(KURLDrag::stringToUrl((*it).latin1()).prettyURL());
+            QCString s = uris.join( "\n" ).local8Bit();
+            if( uris.count() > 1 )
+                s.append( "\n" );
+            a.resize( s.length()); // no trailing zero in clipboard text
+            memcpy( a.data(), s.data(), s.length());
+        }
+    }
+    else if ( mimetype.lower() == "text/plain;charset=iso-8859-1")
+    {
+        if (!urls.isEmpty())
+        {
+            QStringList uris;
+
+            for (QStringList::ConstIterator it = urls.begin(); it != urls.end(); ++it) 
+               uris.append(KURLDrag::stringToUrl((*it).latin1()).url(0, 4)); // 4 for latin1
+
+            QCString s = uris.join( "\n" ).latin1();
+            if( uris.count() > 1 )
+                s.append( "\n" );
+            a.resize( s.length());
+            memcpy( a.data(), s.data(), s.length());
+        }
+    }
+    else if ( mimetype.lower() == "text/plain;charset=utf-8")
+    {
+        if (!urls.isEmpty())
+        {
+            QStringList uris;
+            for (QStringList::ConstIterator it = urls.begin(); it != urls.end(); ++it) 
+                uris.append(KURLDrag::stringToUrl((*it).latin1()).prettyURL());
+            QCString s = uris.join( "\n" ).utf8();
+            if( uris.count() > 1 )
+                s.append( "\n" );
+            a.resize( s.length());
+            memcpy( a.data(), s.data(), s.length());
+        }
+    }
+    return a;
+}
+
+bool KonqIconDrag::canDecode( const QMimeSource* e )
+{
+    return  e->provides( "application/x-qiconlist" ) ||
+      e->provides( "text/uri-list" ) ||
+      e->provides( "application/x-kde-cutselection" );
+}
+
+void KonqIconDrag::append( const QIconDragItem &item, const QRect &pr,
+                             const QRect &tr, const QString &url )
+{
+    QIconDrag::append( item, pr, tr );
+    urls.append( url );
+}
+
+KonqIconDrag2::KonqIconDrag2( QWidget * dragSource )
+    : KonqIconDrag( dragSource )
+{
+}
+
+void KonqIconDrag2::append( const QIconDragItem &item, const QRect &pr,
+                            const QRect &tr, const QString& url, const KURL &mostLocalURL )
+{
+    QString mostLocalURLStr = KURLDrag::urlToString(mostLocalURL);
+    m_kdeURLs.append( url );
+    KonqIconDrag::append( item, pr, tr, mostLocalURLStr );
+}
+
+const char* KonqIconDrag2::format( int i ) const
+{
+    if ( i == 6 )
+        return "application/x-kde-urilist";
+    return KonqIconDrag::format( i );
+}
+
+QByteArray KonqIconDrag2::encodedData( const char* mime ) const
+{
+    QCString mimetype( mime );
+    if ( mimetype == "application/x-kde-urilist" )
+    {
+        QByteArray a;
+        int c=0;
+        for (QStringList::ConstIterator it = m_kdeURLs.begin(); it != m_kdeURLs.end(); ++it) {
+            QCString url = (*it).utf8();
+            int l = url.length();
+            a.resize(c+l+2);
+            memcpy(a.data()+c, url.data(), l);
+            memcpy(a.data()+c+l,"\r\n",2);
+            c += l+2;
+        }
+        a.resize(c+1);
+        a[c] = 0;
+        return a;
+    }
+    return KonqIconDrag::encodedData( mime );
+}
+
+//
+
+KonqDrag * KonqDrag::newDrag( const KURL::List & urls, bool cut, QWidget * dragSource, const char* name )
+{
+    // See KURLDrag::newDrag
+    QStrList uris;
+    KURL::List::ConstIterator uit = urls.begin();
+    KURL::List::ConstIterator uEnd = urls.end();
+    // Get each URL encoded in utf8 - and since we get it in escaped
+    // form on top of that, .latin1() is fine.
+    for ( ; uit != uEnd ; ++uit )
+        uris.append( KURLDrag::urlToString( *uit ).latin1() );
+    return new KonqDrag( uris, cut, dragSource, name );
+}
+
+// urls must be already checked to have hostname in file URLs
+KonqDrag::KonqDrag( const QStrList & urls, bool cut, QWidget * dragSource, const char* name )
+  : QUriDrag( urls, dragSource, name ),
+    m_bCutSelection( cut ), m_urls( urls )
+{}
+
+// urls must be already checked to have hostname in file URLs
+KonqDrag::KonqDrag( const KURL::List & urls, const KURL::List& mostLocalUrls,
+                    bool cut, QWidget * dragSource )
+    : QUriDrag( dragSource ),
+      m_bCutSelection( cut )
+{
+    QStrList uris;
+    KURL::List::ConstIterator uit = urls.begin();
+    KURL::List::ConstIterator uEnd = urls.end();
+    // Get each URL encoded in utf8 - and since we get it in escaped
+    // form on top of that, .latin1() is fine.
+    for ( ; uit != uEnd ; ++uit )
+        uris.append( KURLDrag::urlToString( *uit ).latin1() );
+    setUris( uris ); // we give the KDE uris to QUriDrag. TODO: do the opposite in KDE4 and add a m_mostLocalUris member.
+
+    uit = mostLocalUrls.begin();
+    uEnd = mostLocalUrls.end();
+    for ( ; uit != uEnd ; ++uit )
+        m_urls.append( KURLDrag::urlToString( *uit ).latin1() );
+    // we keep the most-local-uris in m_urls for exporting those as text/plain (for xmms)
+}
+
+const char* KonqDrag::format( int i ) const
+{
+    if ( i == 0 )
+	return "text/uri-list";
+    else if ( i == 1 )
+        return "application/x-kde-cutselection";
+    else if ( i == 2 )
+        return "text/plain";
+    else if ( i == 3 )
+        return "application/x-kde-urilist";
+    else return 0;
+}
+
+QByteArray KonqDrag::encodedData( const char* mime ) const
+{
+    QByteArray a;
+    QCString mimetype( mime );
+    if ( mimetype == "text/uri-list" )
+    {
+        // Code taken from QUriDrag::setUris
+        int c=0;
+        for (QStrListIterator it(m_urls); *it; ++it) {
+             int l = qstrlen(*it);
+             a.resize(c+l+2);
+             memcpy(a.data()+c,*it,l);
+             memcpy(a.data()+c+l,"\r\n",2);
+             c+=l+2;
+        }
+        a.resize(c+1);
+        a[c] = 0;
+    }
+    else if ( mimetype == "application/x-kde-urilist" )
+    {
+        return QUriDrag::encodedData( "text/uri-list" );
+    }
+    else if ( mimetype == "application/x-kde-cutselection" )
+    {
+        QCString s ( m_bCutSelection ? "1" : "0" );
+	a.resize( s.length() + 1 ); // trailing zero
+	memcpy( a.data(), s.data(), s.length() + 1 );
+    }
+    else if ( mimetype == "text/plain" )
+    {
+        QStringList uris;
+        for (QStrListIterator it(m_urls); *it; ++it)
+            uris.append(KURLDrag::stringToUrl(*it).prettyURL());
+        QCString s = uris.join( "\n" ).local8Bit();
+        if( uris.count() > 1 )
+            s.append( "\n" );
+        a.resize( s.length() + 1 ); // trailing zero
+        memcpy( a.data(), s.data(), s.length() + 1 );
+    }
+    return a;
+}
+
+//
+
+// Used for KonqIconDrag too
+
+bool KonqDrag::decodeIsCutSelection( const QMimeSource *e )
+{
+  QByteArray a = e->encodedData( "application/x-kde-cutselection" );
+  if ( a.isEmpty() )
+    return false;
+  else
+  {
+    kdDebug(1203) << "KonqDrag::decodeIsCutSelection : a=" << QCString(a.data(), a.size() + 1) << endl;
+    return (a.at(0) == '1'); // true if 1
+  }
+}
+
+#include "konq_drag.moc"