evachatview.cpp

linux下的eva源代码

			if ( iconPath.isEmpty() )
				icon = SmallIcon("find");
			else
				icon = QPixmap( iconPath );
	
			name = service->name();
		} else {
			icon = SmallIcon("google");
			name = "Google";
		}
		
		action = new KAction( i18n( "Search '%1' at %2" ).arg( selectedText ).arg( name ), icon, 0, this,
				SLOT( searchProvider() ), actionCollection(), "searchProvider" );
		action->plug(menu);

		// favorite search providers
		QStringList favoriteEngines;
		favoriteEngines = config.readListEntry("FavoriteSearchEngines"); // for KDE 3.2 API compatibility
		if(favoriteEngines.isEmpty())
			favoriteEngines << "google" << "google_groups" << "google_news" << "webster" << "dmoz" << "wikipedia";
		
		if ( !favoriteEngines.isEmpty()) {
			KActionMenu* providerList = new KActionMenu( i18n( "Search '%1' At" ).arg( selectedText ), actionCollection(), "searchProviderList" );
			
			QStringList::ConstIterator it = favoriteEngines.begin();
			for ( ; it != favoriteEngines.end(); ++it ) {
				if (*it==defaultEngine)
					continue;
				service = KService::serviceByDesktopPath(QString("searchproviders/%1.desktop").arg(*it));
				if (!service)
					continue;
				const QString searchProviderPrefix = *(service->property("Keys").toStringList().begin()) + keywordDelimiter;
				data.setData( searchProviderPrefix + "some keyword" );
			
				if ( KURIFilter::self()->filterURI(data, list) ) {
					QString iconPath = locate("cache", KMimeType::favIconForURL(data.uri()) + ".png");
					if ( iconPath.isEmpty() )
						icon = SmallIcon("find");
					else
						icon = QPixmap( iconPath );
					name = service->name();
			
					providerList->insert( new KAction( name, icon, 0, this,
							SLOT( searchProvider() ), actionCollection(), QString( "searchProvider" + searchProviderPrefix ).latin1() ) );
				}
			}
			providerList->plug(menu);
		}
		if ( selectedText.contains("://") && KURL(selectedText).isValid() ) {
			action = new KAction( i18n( "Open '%1'" ).arg( selectedText ), "window_new", 0,
							this, SLOT( openSelection() ), actionCollection(), "openSelection" );
			action->plug(menu);
		}
	}
	if ( !url.isEmpty() ) {
		if (url.protocol() == "mailto")	{
			action = new KAction( i18n( "Copy Email Address" ), 0, this, SLOT( slotCopyLinkLocation() ),
					actionCollection(), "copylinklocation" );
			action->plug(menu);
		} else {
			action = new KAction( i18n( "Copy &Link Address" ), 0, this, SLOT( slotCopyLinkLocation() ),
					actionCollection(), "copylinklocation" );
			action->plug(menu);
		}
	}

	if (isImage)	{
#ifndef QT_NO_MIMECLIPBOARD
		action = (new KAction( i18n( "Copy Image" ), 0, this, SLOT( slotCopyImage() ),
				actionCollection(), "copyimage" ));
		action->plug(menu);
#endif
		action = new KAction( i18n( "Save Image As..." ), 0, this, SLOT( slotSaveImageAs() ),
				actionCollection(), "saveimageas" );
		action->plug(menu);

		action = new KAction( i18n( "Save As Custom Smiley"), 0, this, SLOT( slotSaveAsCustomSmiley() ),
				actionCollection(), "saveascustomsmiley" );
		action->plug(menu);
	}
	
	if(menu->count()) menu->popup(point);
}

void EvaChatView::copy( )
{
	if(hasSelection()){
		QString text = selectedText();
		text.replace(QChar(0xa0), ' ');
		QApplication::clipboard()->setText( text, QClipboard::Clipboard );
		QApplication::clipboard()->setText( text, QClipboard::Selection );
	}
}

void EvaChatView::searchProvider()
{
	// action name is of form "previewProvider[<searchproviderprefix>:]"
	const QString searchProviderPrefix = QString( sender()->name() ).mid( 14 );
	
	KURIFilterData data;
	QStringList list;
	data.setData( searchProviderPrefix + this->selectedText() );
	list << "kurisearchfilter" << "kuriikwsfilter";
	
	if( !KURIFilter::self()->filterURI(data, list) )
	{
	KDesktopFile file("searchproviders/google.desktop", true, "services");
	data.setData(file.readEntry("Query").replace("\\{@}", this->selectedText()));
	}
	
	KParts::URLArgs args;
	args.frameName = "_blank";
	
	emit slotLinkClicked( data.uri(), args );
}

void EvaChatView::openSelection()
{
	KParts::URLArgs args;
	args.frameName = "_blank";
	
	emit slotLinkClicked( d->m_url, args );
}

void EvaChatView::slotCopyLinkLocation()
{
	KURL safeURL(d->m_url);
	safeURL.setPass(QString::null);
#ifndef QT_NO_MIMECLIPBOARD
	// Set it in both the mouse selection and in the clipboard
	KURL::List lst;
	lst.append( safeURL );
	QApplication::clipboard()->setData( new KURLDrag( lst ), QClipboard::Clipboard );
	QApplication::clipboard()->setData( new KURLDrag( lst ), QClipboard::Selection );
#else
	QApplication::clipboard()->setText( safeURL.url() ); 
#endif
}

void EvaChatView::slotCopyImage()
{
#ifndef QT_NO_MIMECLIPBOARD
	KURL safeURL(d->m_imageURL);
	safeURL.setPass(QString::null);
	
	KURL::List lst;
	lst.append( safeURL );
	KMultipleDrag *drag = new KMultipleDrag(view(), "Image");

	drag->addDragObject( new QImageDrag(d->m_imageURL.path()) );
	drag->addDragObject( new KURLDrag(lst, view(), "Image URL") );
	
	// Set it in both the mouse selection and in the clipboard
	QApplication::clipboard()->setData( drag, QClipboard::Clipboard );
	QApplication::clipboard()->setData( new KURLDrag(lst), QClipboard::Selection );
#else
	// do nothing
#endif
}

void EvaChatView::slotSaveImageAs()
{
	QString name = QString::fromLatin1("index.html");;
	if ( !d->m_suggestedFilename.isEmpty() )
		name = d->m_suggestedFilename;
	else if ( !d->m_imageURL.fileName().isEmpty() )
		name = d->m_imageURL.fileName();

	KURL destURL;
	int query;
	do {
		query = KMessageBox::Yes;
		destURL = KFileDialog::getSaveURL( QDir::homeDirPath() + "/" + name, QString::null, 0, i18n( "Save Image As" ) );
		if( destURL.isLocalFile() ) {
			QFileInfo info( destURL.path() );
			if( info.exists() ) {
				// TODO: use KIO::RenameDlg (shows more information)
				query = KMessageBox::warningContinueCancel( 0, i18n( "A file named \"%1\" already exists. " "Are you sure you want to overwrite it?" ).arg( info.fileName() ), i18n( "Overwrite File?" ), i18n( "Overwrite" ) );
			}
		}
	} while ( query == KMessageBox::Cancel );
	
	if ( destURL.isValid() )
		KIO::file_copy(d->m_imageURL, destURL, -1, true /*overwrite*/);
}

void EvaChatView::slotSaveAsCustomSmiley()
{
	emit saveAsCustomSmiley(d->m_imageURL.path());
}

// it seems this method doesn't do the job
void EvaChatView::startDrag( )
{
	QDragObject *d = new QTextDrag(selectedText(), view());
	d->dragCopy();
}

// void EvaChatView::slotSelectionChanged( )
// {
// //	copyAction->setEnabled( hasSelection() );
// }

void EvaChatView::showInfomation( const QString & info )
{
	QString picPath = "<img src = \"" + EvaMain::images->getIconFullPath("MSG_INFO") + "\">";
	QString msg = wrapFontAttributes(Qt::gray, 9, false, false, false, info);
	updateContents("&nbsp;" + picPath + "&nbsp;" + msg );
	showContents();
}

void EvaChatView::showFileNotification( const QString & who, const QString & filename, 
			const int size, const unsigned int session, const bool isSend )
{
	QString strSession = QString::number(session);
	QString picPath = "<img src = \"" + EvaMain::images->getIconFullPath("MSG_INFO") + "\">";
	QString acceptLink = "<a href=\""+ protocolAccept + "_" + strSession + "\">" + i18n("Accept") + "</a>";
	QString saveAsLink = "<a href=\""+ protocolSaveAs + "_" + strSession + "\">" + i18n("Save As") + "</a>";
        QString rejectLink = "<a href=\""+ protocolCancel + "_" + strSession + "\">" + i18n("Reject") + "</a>";
	QString cancelLink = "<a href=\""+ protocolCancel + "_" + strSession + "\">" + i18n("Cancel") + "</a>";
	QString fileSize = (size<0x400)?(QString::number(size) + "B"):
			((size<0x100000)?(QString::number(size/0x400) + "KB") :
			((size<0x40000000)?(QString::number(size/0x100000) + "MB"):
			(QString::number(size/0x40000000) + "GB") ) );
	QString fileInfo = filename + "(" + fileSize + ")";
        QString txt;
	if(isSend){
		txt = i18n("Waiting for %1 accepting file \"%2\". Please wait or %3.")
				.arg(who).arg(fileInfo).arg(cancelLink);
	}else{
		txt = i18n("%1 wants to send you a file \"%2\", you can %3, %4 or %5.")
				.arg(who).arg(fileInfo).arg(acceptLink).arg(saveAsLink).arg(rejectLink);
	}
	QString msg = wrapFontAttributes(Qt::gray, 9, false, false, false, txt);
	updateContents("&nbsp;" + picPath + "&nbsp;" + msg );
	showContents();
}

void EvaChatView::updateContents( const QString & contents )
{
	QString newMsg = contents;
	newMsg.replace("&nbsp;", "&nbsp; ");
	buffer += (newMsg + "<br>");
}

void EvaChatView::showContents()
{
	bool needScroll =  ( view()->contentsHeight() == (view()->contentsY() +view()->visibleHeight()) );
	begin();
	write(buffer);
	write("</body>");
	end();

	if(needScroll){
		QTimer::singleShot(SCROLL_DELAY, this, SLOT(slotScrollToBottom()));
	}
}

void EvaChatView::askResumeMode( const QString filename, const unsigned int session )
{
	QString strSession = QString::number(session);
	QString picPath = "<img src = \"" + EvaMain::images->getIconFullPath("MSG_INFO") + "\">";
	QString resumeLink = "<a href=\""+ protocolResume + "_" + strSession + "\">" + 
			i18n("resume") + "</a>";
	QString restartLink = "<a href=\""+ protocolNewOne + "_" + strSession + "\">" + 
			i18n("start") + "</a>";
	QString txt = i18n("Cached information of \"%1\" has been found, you can %2 the last download or ignore the last cached download information and %3 a new download.").arg(filename).arg(resumeLink).arg(restartLink);

	QString msg = wrapFontAttributes(Qt::gray, 9, false, false, false, txt);
	updateContents("&nbsp;" + picPath + "&nbsp;" + msg );
	showContents();
}