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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit460c52653ab0dcca6f19a4f492ed2c5e4e963ab0 (patch)
tree67208f7c145782a7e90b123b982ca78d88cc2c87 /kmail/attachmentstrategy.cpp
downloadtdepim-460c52653ab0dcca6f19a4f492ed2c5e4e963ab0.tar.gz
tdepim-460c52653ab0dcca6f19a4f492ed2c5e4e963ab0.zip
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/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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+/* -*- c++ -*-
+ attachmentstrategy.cpp
+
+ This file is part of KMail, the KDE mail client.
+ Copyright (c) 2003 Marc Mutz <mutz@kde.org>
+
+ KMail is free software; you can redistribute it and/or modify it
+ under the terms of the GNU General Public License, version 2, as
+ published by the Free Software Foundation.
+
+ KMail 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; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+
+ In addition, as a special exception, the copyright holders give
+ permission to link the code of this program with any edition of
+ the Qt library by Trolltech AS, Norway (or with modified versions
+ of Qt that use the same license as Qt), and distribute linked
+ combinations including the two. You must obey the GNU General
+ Public License in all respects for all of the code used other than
+ Qt. If you modify this file, you may extend this exception to
+ your version of the file, but you are not obligated to do so. If
+ you do not wish to do so, delete this exception statement from
+ your version.
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "attachmentstrategy.h"
+
+#include "partNode.h"
+#include "kmmsgpart.h"
+
+#include <qstring.h>
+
+#include <kdebug.h>
+
+
+namespace KMail {
+
+
+ //
+ // IconicAttachmentStrategy:
+ // show everything but the first text/plain body as icons
+ //
+
+ class IconicAttachmentStrategy : public AttachmentStrategy {
+ friend class ::KMail::AttachmentStrategy;
+ protected:
+ IconicAttachmentStrategy() : AttachmentStrategy() {}
+ virtual ~IconicAttachmentStrategy() {}
+
+ public:
+ const char * name() const { return "iconic"; }
+ const AttachmentStrategy * next() const { return smart(); }
+ const AttachmentStrategy * prev() const { return hidden(); }
+
+ bool inlineNestedMessages() const { return false; }
+ Display defaultDisplay( const partNode * ) const { return AsIcon; }
+ };
+
+ //
+ // SmartAttachmentStrategy:
+ // in addition to Iconic, show all body parts
+ // with content-disposition == "inline" and
+ // all text parts without a filename or name parameter inline
+ //
+
+ class SmartAttachmentStrategy : public AttachmentStrategy {
+ friend class ::KMail::AttachmentStrategy;
+ protected:
+ SmartAttachmentStrategy() : AttachmentStrategy() {}
+ virtual ~SmartAttachmentStrategy() {}
+
+ public:
+ const char * name() const { return "smart"; }
+ const AttachmentStrategy * next() const { return inlined(); }
+ const AttachmentStrategy * prev() const { return iconic(); }
+
+ bool inlineNestedMessages() const { return true; }
+ Display defaultDisplay( const partNode * node ) const {
+ if ( node->hasContentDispositionInline() )
+ // explict "inline" disposition:
+ return Inline;
+ if ( node->isAttachment() )
+ // explicit "attachment" disposition:
+ return AsIcon;
+ if ( node->type() == DwMime::kTypeText &&
+ node->msgPart().fileName().stripWhiteSpace().isEmpty() &&
+ node->msgPart().name().stripWhiteSpace().isEmpty() )
+ // text/* w/o filename parameter:
+ return Inline;
+ return AsIcon;
+ }
+ };
+
+ //
+ // InlinedAttachmentStrategy:
+ // show everything possible inline
+ //
+
+ class InlinedAttachmentStrategy : public AttachmentStrategy {
+ friend class ::KMail::AttachmentStrategy;
+ protected:
+ InlinedAttachmentStrategy() : AttachmentStrategy() {}
+ virtual ~InlinedAttachmentStrategy() {}
+
+ public:
+ const char * name() const { return "inlined"; }
+ const AttachmentStrategy * next() const { return hidden(); }
+ const AttachmentStrategy * prev() const { return smart(); }
+
+ bool inlineNestedMessages() const { return true; }
+ Display defaultDisplay( const partNode * ) const { return Inline; }
+ };
+
+ //
+ // HiddenAttachmentStrategy
+ // show nothing except the first text/plain body part _at all_
+ //
+
+ class HiddenAttachmentStrategy : public AttachmentStrategy {
+ friend class ::KMail::AttachmentStrategy;
+ protected:
+ HiddenAttachmentStrategy() : AttachmentStrategy() {}
+ virtual ~HiddenAttachmentStrategy() {}
+
+ public:
+ const char * name() const { return "hidden"; }
+ const AttachmentStrategy * next() const { return iconic(); }
+ const AttachmentStrategy * prev() const { return inlined(); }
+
+ bool inlineNestedMessages() const { return false; }
+ Display defaultDisplay( const partNode * ) const { return None; }
+ };
+
+
+ //
+ // AttachmentStrategy abstract base:
+ //
+
+ AttachmentStrategy::AttachmentStrategy() {
+
+ }
+
+ AttachmentStrategy::~AttachmentStrategy() {
+
+ }
+
+ const AttachmentStrategy * AttachmentStrategy::create( Type type ) {
+ switch ( type ) {
+ case Iconic: return iconic();
+ case Smart: return smart();
+ case Inlined: return inlined();
+ case Hidden: return hidden();
+ }
+ kdFatal( 5006 ) << "AttachmentStrategy::create(): Unknown attachment startegy ( type == "
+ << (int)type << " ) requested!" << endl;
+ return 0; // make compiler happy
+ }
+
+ const AttachmentStrategy * AttachmentStrategy::create( const QString & type ) {
+ QString lowerType = type.lower();
+ if ( lowerType == "iconic" ) return iconic();
+ //if ( lowerType == "smart" ) return smart(); // not needed, see below
+ if ( lowerType == "inlined" ) return inlined();
+ if ( lowerType == "hidden" ) return hidden();
+ // don't kdFatal here, b/c the strings are user-provided
+ // (KConfig), so fail gracefully to the default:
+ return smart();
+ }
+
+ static const AttachmentStrategy * iconicStrategy = 0;
+ static const AttachmentStrategy * smartStrategy = 0;
+ static const AttachmentStrategy * inlinedStrategy = 0;
+ static const AttachmentStrategy * hiddenStrategy = 0;
+
+ const AttachmentStrategy * AttachmentStrategy::iconic() {
+ if ( !iconicStrategy )
+ iconicStrategy = new IconicAttachmentStrategy();
+ return iconicStrategy;
+ }
+
+ const AttachmentStrategy * AttachmentStrategy::smart() {
+ if ( !smartStrategy )
+ smartStrategy = new SmartAttachmentStrategy();
+ return smartStrategy;
+ }
+
+ const AttachmentStrategy * AttachmentStrategy::inlined() {
+ if ( !inlinedStrategy )
+ inlinedStrategy = new InlinedAttachmentStrategy();
+ return inlinedStrategy;
+ }
+
+ const AttachmentStrategy * AttachmentStrategy::hidden() {
+ if ( !hiddenStrategy )
+ hiddenStrategy = new HiddenAttachmentStrategy();
+ return hiddenStrategy;
+ }
+
+} // namespace KMail