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tdepim/kmail/kmmimeparttree.cpp

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/* -*- c++ -*-
kmmimeparttree.h A MIME part tree viwer.
This file is part of KMail, the KDE mail client.
Copyright (c) 2002-2004 Klarälvdalens Datakonsult AB
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 TQt library by Trolltech AS, Norway (or with modified versions
of TQt that use the same license as TQt), 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
TQt. 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.
*/
#include <config.h>
#include "kmmimeparttree.h"
#include "kmreaderwin.h"
#include "partNode.h"
#include "kmmsgpart.h"
#include "kmkernel.h"
#include "kmcommands.h"
#include <kdebug.h>
#include <klocale.h>
#include <tdefiledialog.h>
#include <kmessagebox.h>
#include <kiconloader.h>
#include <tqclipboard.h>
#include <tqheader.h>
#include <tqpopupmenu.h>
#include <tqstyle.h>
#include <kurldrag.h>
#include <kurl.h>
KMMimePartTree::KMMimePartTree( KMReaderWin* readerWin,
TQWidget* parent,
const char* name )
: KListView( parent, name ),
mReaderWin( readerWin ), mSizeColumn(0)
{
setStyleDependantFrameWidth();
addColumn( i18n("Description") );
addColumn( i18n("Type") );
addColumn( i18n("Encoding") );
mSizeColumn = addColumn( i18n("Size") );
setColumnAlignment( 3, TQt::AlignRight );
restoreLayoutIfPresent();
connect( this, TQT_SIGNAL( clicked( TQListViewItem* ) ),
this, TQT_SLOT( itemClicked( TQListViewItem* ) ) );
connect( this, TQT_SIGNAL( contextMenuRequested( TQListViewItem*,
const TQPoint&, int ) ),
this, TQT_SLOT( itemRightClicked( TQListViewItem*, const TQPoint& ) ) );
setSelectionMode( TQListView::Extended );
setRootIsDecorated( false );
setAllColumnsShowFocus( true );
setShowToolTips( true );
setSorting(-1);
setDragEnabled( true );
}
static const char configGroup[] = "MimePartTree";
KMMimePartTree::~KMMimePartTree() {
saveLayout( KMKernel::config(), configGroup );
}
void KMMimePartTree::restoreLayoutIfPresent() {
// first column: soaks up the rest of the space:
setColumnWidthMode( 0, Manual );
header()->setStretchEnabled( true, 0 );
// rest of the columns:
if ( KMKernel::config()->hasGroup( configGroup ) ) {
// there is a saved layout. use it...
restoreLayout( KMKernel::config(), configGroup );
// and disable Maximum mode:
for ( int i = 1 ; i < 4 ; ++i )
setColumnWidthMode( i, Manual );
} else {
// columns grow with their contents:
for ( int i = 1 ; i < 4 ; ++i )
setColumnWidthMode( i, Maximum );
}
}
void KMMimePartTree::itemClicked( TQListViewItem* item )
{
if ( const KMMimePartTreeItem * i = dynamic_cast<KMMimePartTreeItem*>( item ) ) {
if( mReaderWin->mRootNode == i->node() )
mReaderWin->update( true ); // Force update
else
mReaderWin->setMsgPart( i->node() );
} else
kdWarning(5006) << "Item was not a KMMimePartTreeItem!" << endl;
}
void KMMimePartTree::itemRightClicked( TQListViewItem* item,
const TQPoint& point )
{
// TODO: remove this member var?
mCurrentContextMenuItem = dynamic_cast<KMMimePartTreeItem*>( item );
if ( 0 == mCurrentContextMenuItem ) {
kdDebug(5006) << "Item was not a KMMimePartTreeItem!" << endl;
}
else {
TQPopupMenu* popup = new TQPopupMenu;
if ( mCurrentContextMenuItem->node()->nodeId() > 2 &&
mCurrentContextMenuItem->node()->typeString() != "Multipart" ) {
popup->insertItem( SmallIcon("fileopen"), i18n("to open", "Open"), this, TQT_SLOT(slotOpen()) );
popup->insertItem( i18n("Open With..."), this, TQT_SLOT(slotOpenWith()) );
popup->insertItem( i18n("to view something", "View"), this, TQT_SLOT(slotView()) );
}
popup->insertItem( SmallIcon("filesaveas"),i18n( "Save &As..." ), this, TQT_SLOT( slotSaveAs() ) );
/*
* FIXME mkae optional?
popup->insertItem( i18n( "Save as &Encoded..." ), this,
TQT_SLOT( slotSaveAsEncoded() ) );
*/
popup->insertItem( i18n( "Save All Attachments..." ), this,
TQT_SLOT( slotSaveAll() ) );
// edit + delete only for attachments
if ( mCurrentContextMenuItem->node()->nodeId() > 2 &&
mCurrentContextMenuItem->node()->typeString() != "Multipart" ) {
popup->insertItem( SmallIcon("editcopy"), i18n("Copy"), this, TQT_SLOT(slotCopy()) );
if ( GlobalSettings::self()->allowAttachmentDeletion() )
popup->insertItem( SmallIcon("editdelete"), i18n( "Delete Attachment" ),
this, TQT_SLOT( slotDelete() ) );
if ( GlobalSettings::self()->allowAttachmentEditing() )
popup->insertItem( SmallIcon( "edit" ), i18n( "Edit Attachment" ),
this, TQT_SLOT( slotEdit() ) );
}
if ( mCurrentContextMenuItem->node()->nodeId() > 0 )
popup->insertItem( i18n("Properties"), this, TQT_SLOT(slotProperties()) );
popup->exec( point );
delete popup;
mCurrentContextMenuItem = 0;
}
}
//-----------------------------------------------------------------------------
void KMMimePartTree::slotSaveAs()
{
saveSelectedBodyParts( false );
}
//-----------------------------------------------------------------------------
void KMMimePartTree::slotSaveAsEncoded()
{
saveSelectedBodyParts( true );
}
//-----------------------------------------------------------------------------
void KMMimePartTree::saveSelectedBodyParts( bool encoded )
{
TQPtrList<TQListViewItem> selected = selectedItems();
Q_ASSERT( !selected.isEmpty() );
if ( selected.isEmpty() )
return;
TQPtrListIterator<TQListViewItem> it( selected );
TQPtrList<partNode> parts;
while ( it.current() ) {
parts.append( static_cast<KMMimePartTreeItem *>(it.current())->node() );
++it;
}
mReaderWin->setUpdateAttachment();
KMSaveAttachmentsCommand *command =
new KMSaveAttachmentsCommand( this, parts, mReaderWin->message(), encoded );
command->start();
}
//-----------------------------------------------------------------------------
void KMMimePartTree::slotSaveAll()
{
if( childCount() == 0)
return;
mReaderWin->setUpdateAttachment();
KMCommand *command =
new KMSaveAttachmentsCommand( this, mReaderWin->message() );
command->start();
}
//-----------------------------------------------------------------------------
void KMMimePartTree::setStyleDependantFrameWidth()
{
// set the width of the frame to a reasonable value for the current GUI style
int frameWidth;
if( style().isA("KeramikStyle") )
frameWidth = style().pixelMetric( TQStyle::PM_DefaultFrameWidth ) - 1;
else
frameWidth = style().pixelMetric( TQStyle::PM_DefaultFrameWidth );
if ( frameWidth < 0 )
frameWidth = 0;
if ( frameWidth != lineWidth() )
setLineWidth( frameWidth );
}
//-----------------------------------------------------------------------------
void KMMimePartTree::styleChange( TQStyle& oldStyle )
{
setStyleDependantFrameWidth();
KListView::styleChange( oldStyle );
}
//-----------------------------------------------------------------------------
void KMMimePartTree::correctSize( TQListViewItem * item )
{
if (!item) return;
TDEIO::filesize_t totalSize = 0;
TQListViewItem * myChild = item->firstChild();
while ( myChild )
{
totalSize += static_cast<KMMimePartTreeItem*>(myChild)->origSize();
myChild = myChild->nextSibling();
}
if ( totalSize > static_cast<KMMimePartTreeItem*>(item)->origSize() )
item->setText( mSizeColumn, TDEIO::convertSize(totalSize) );
if ( item->parent() )
correctSize( item->parent() );
}
void KMMimePartTree::slotDelete()
{
TQPtrList<TQListViewItem> selected = selectedItems();
if ( selected.count() != 1 )
return;
mReaderWin->slotDeleteAttachment( static_cast<KMMimePartTreeItem*>( selected.first() )->node() );
}
void KMMimePartTree::slotEdit()
{
TQPtrList<TQListViewItem> selected = selectedItems();
if ( selected.count() != 1 )
return;
mReaderWin->slotEditAttachment( static_cast<KMMimePartTreeItem*>( selected.first() )->node() );
}
void KMMimePartTree::slotOpen()
{
startHandleAttachmentCommand( KMHandleAttachmentCommand::Open );
}
void KMMimePartTree::slotOpenWith()
{
startHandleAttachmentCommand( KMHandleAttachmentCommand::OpenWith );
}
void KMMimePartTree::slotView()
{
startHandleAttachmentCommand( KMHandleAttachmentCommand::View );
}
void KMMimePartTree::slotProperties()
{
startHandleAttachmentCommand( KMHandleAttachmentCommand::Properties );
}
void KMMimePartTree::startHandleAttachmentCommand(int type)
{
TQPtrList<TQListViewItem> selected = selectedItems();
if ( selected.count() != 1 )
return;
partNode* node = static_cast<KMMimePartTreeItem*>( selected.first() )->node();
TQString name = mReaderWin->tempFileUrlFromPartNode( node ).path();
KMHandleAttachmentCommand* command = new KMHandleAttachmentCommand(
node, mReaderWin->message(), node->nodeId(), name,
KMHandleAttachmentCommand::AttachmentAction( type ), 0, this );
connect( command, TQT_SIGNAL( showAttachment( int, const TQString& ) ),
mReaderWin, TQT_SLOT( slotAtmView( int, const TQString& ) ) );
command->start();
}
void KMMimePartTree::slotCopy()
{
KURL::List urls;
KMMimePartTreeItem *item = static_cast<KMMimePartTreeItem*>( currentItem() );
if ( !item ) return;
KURL url = mReaderWin->tempFileUrlFromPartNode( item->node() );
if ( !url.isValid() ) return;
urls.append( url );
KURLDrag* drag = new KURLDrag( urls, this );
TQApplication::clipboard()->setData( drag, TQClipboard::Clipboard );
}
//=============================================================================
KMMimePartTreeItem::KMMimePartTreeItem( KMMimePartTree * parent,
partNode* node,
const TQString & description,
const TQString & mimetype,
const TQString & encoding,
TDEIO::filesize_t size )
: TQListViewItem( parent, description,
TQString(), // set by setIconAndTextForType()
encoding,
TDEIO::convertSize( size ) ),
mPartNode( node ), mOrigSize(size)
{
if( node )
node->setMimePartTreeItem( this );
setIconAndTextForType( mimetype );
if ( parent )
parent->correctSize(this);
}
KMMimePartTreeItem::KMMimePartTreeItem( KMMimePartTreeItem * parent,
partNode* node,
const TQString & description,
const TQString & mimetype,
const TQString & encoding,
TDEIO::filesize_t size,
bool revertOrder )
: TQListViewItem( parent, description,
TQString(), // set by setIconAndTextForType()
encoding,
TDEIO::convertSize( size ) ),
mPartNode( node ), mOrigSize(size)
{
if( revertOrder && nextSibling() ){
TQListViewItem* sib = nextSibling();
while( sib->nextSibling() )
sib = sib->nextSibling();
moveItem( sib );
}
if( node )
node->setMimePartTreeItem( this );
setIconAndTextForType( mimetype );
if ( listView() )
static_cast<KMMimePartTree*>(listView())->correctSize(this);
}
void KMMimePartTreeItem::setIconAndTextForType( const TQString & mime )
{
TQString mimetype = mime.lower();
if ( mimetype.startsWith( "multipart/" ) ) {
setText( 1, mimetype );
setPixmap( 0, SmallIcon("folder") );
} else if ( mimetype == "application/octet-stream" ) {
setText( 1, i18n("Unspecified Binary Data") ); // don't show "Unknown"...
setPixmap( 0, SmallIcon("unknown") );
} else {
KMimeType::Ptr mtp = KMimeType::mimeType( mimetype );
setText( 1, (mtp && !mtp->comment().isEmpty()) ? mtp->comment() : mimetype );
setPixmap( 0, mtp ? mtp->pixmap( KIcon::Small) : SmallIcon("unknown") );
}
}
void KMMimePartTree::startDrag()
{
KURL::List urls;
KMMimePartTreeItem *item = static_cast<KMMimePartTreeItem*>( currentItem() );
if ( !item ) return;
partNode *node = item->node();
if ( !node ) return;
KURL url = mReaderWin->tempFileUrlFromPartNode( node );
if (!url.isValid() ) return;
urls.append( url );
KURLDrag* drag = new KURLDrag( urls, this );
drag->drag();
}
#include "kmmimeparttree.moc"
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