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/***************************************************************************
* Copyright (C) 2004 by Teemu Rytilahti *
* [email protected] *
* *
* Licensed under GPL. *
***************************************************************************/
#include <kaction.h>
#include <kapplication.h>
#include <khtmlview.h>
#include <kiconloader.h>
#include <klocale.h>
#include <kpopupmenu.h>
#include <tqclipboard.h>
#include <tqpaintdevicemetrics.h>
#include "viewer.h"
#include "klamav_run.h"
//#include "akregatorconfig.h"
using namespace KlamAV;
Viewer::Viewer(TQWidget *parent, const char *name)
: KHTMLPart(parent, name), m_url(0)
{
setZoomFactor(100);
setJScriptEnabled(true);
setJavaEnabled(true);
setMetaRefreshEnabled(true);
setPluginsEnabled(true);
setDNDEnabled(true);
setAutoloadImages(true);
setStatusMessagesEnabled(true);
// change the cursor when loading stuff...
connect( this, SIGNAL(started(KIO::Job *)),
this, SLOT(slotStarted(KIO::Job *)));
connect( this, SIGNAL(completed()),
this, SLOT(slotCompleted()));
connect( browserExtension(), SIGNAL(openURLRequestDelayed(const KURL&, const KParts::URLArgs&)), this, SLOT(slotOpenURLRequest(const KURL&, const KParts::URLArgs& )) );
connect( browserExtension(),
SIGNAL(popupMenu (KXMLGUIClient*, const TQPoint&, const KURL&, const
KParts::URLArgs&, KParts::BrowserExtension::PopupFlags, mode_t)), this, SLOT(slotPopupMenu(KXMLGUIClient*, const TQPoint&, const KURL&, const
KParts::URLArgs&, KParts::BrowserExtension::PopupFlags, mode_t)));
KStdAction::print(this, SLOT(slotPrint()), actionCollection(), "viewer_print");
KStdAction::copy(this, SLOT(slotCopy()), actionCollection(), "viewer_copy");
new KAction( i18n("&Increase Font Sizes"), "viewmag+", "Ctrl+Plus", this, SLOT(slotZoomIn()), actionCollection(), "incFontSizes" );
new KAction( i18n("&Decrease Font Sizes"), "viewmag-", "Ctrl+Minus", this, SLOT(slotZoomOut()), actionCollection(), "decFontSizes" );
connect(this, SIGNAL(selectionChanged()), this, SLOT(slotSelectionChanged()));
new KAction(i18n("Copy &Link Address"), "", 0,
this, SLOT(slotCopyLinkAddress()),
actionCollection(), "copylinkaddress");
}
bool Viewer::openURL(const KURL &url)
{
new KlamAV::BrowserRun(this, (TQWidget*)parent(), this, url, KParts::URLArgs());
emit started(0);
return true;
}
bool Viewer::closeURL()
{
emit browserExtension()->loadingProgress(-1);
emit canceled(TQString::null);
return KHTMLPart::closeURL();
}
int Viewer::pointsToPixel(int pointSize) const
{
const TQPaintDeviceMetrics metrics(view());
return ( pointSize * metrics.logicalDpiY() + 36 ) / 72 ;
}
void Viewer::displayInExternalBrowser(const KURL &url, const TQString &mimetype)
{
if (!url.isValid()) return;
/* if (Settings::externalBrowserUseKdeDefault())
{*/
if (mimetype.isEmpty())
kapp->invokeBrowser(url.url(), "0");
else
KRun::runURL(url, mimetype, false, false);
/* }
else
{
TQString cmd = Settings::externalBrowserCustomCommand();
TQString urlStr = url.url();
cmd.replace(TQRegExp("%u"), urlStr);
KProcess *proc = new KProcess;
TQStringList cmdAndArgs = KShell::splitArgs(cmd);
*proc << cmdAndArgs;
proc->start(KProcess::DontCare);
delete proc;
}*/
}
void Viewer::slotOpenURLRequest(const KURL& url, const KParts::URLArgs& args)
{
m_url = url;
if (args.frameName == "_blank") // apparently this indicates that the MMB was pressed...
{
/* switch (Settings::mMBBehaviour())
{
case Settings::EnumMMBBehaviour::OpenInExternalBrowser:
slotOpenLinkInBrowser();
break;
case Settings::EnumMMBBehaviour::OpenInBackground:
slotOpenLinkInBackgroundTab();
break;
default:*/
slotOpenLinkInForegroundTab();
/* break;
}*/
}
else // LMB:
{
/* switch (Settings::lMBBehaviour())
{
case Settings::EnumLMBBehaviour::OpenInExternalBrowser:
slotOpenLinkInBrowser();
break;
case Settings::EnumLMBBehaviour::OpenInBackground:
slotOpenLinkInBackgroundTab();
break;
default:*/
slotOpenLinkInForegroundTab();
/* break;
}*/
}
}
void Viewer::slotPopupMenu(KXMLGUIClient*, const TQPoint& p, const KURL& kurl, const KParts::URLArgs&, KParts::BrowserExtension::PopupFlags, mode_t)
{
TQString url = kurl.url();
if(this->url() == url) return;
m_url = url;
KPopupMenu popup;
if (!url.isEmpty())
{
popup.insertItem(SmallIcon("tab_new"), i18n("Open Link in New &Tab"), this, SLOT(slotOpenLinkInForegroundTab()));
popup.insertItem(SmallIcon("window_new"), i18n("Open Link in External &Browser"), this, SLOT(slotOpenLinkInBrowser()));
action("copylinkaddress")->plug(&popup);
}
else
{
action("viewer_copy")->plug(&popup);
popup.insertSeparator();
action("viewer_print")->plug(&popup);
KAction *ac = action("setEncoding");
if (ac)
ac->plug(&popup);
}
popup.exec(p);
}
// taken from KDevelop
void Viewer::slotCopy()
{
TQString text = selectedText();
text.replace( TQChar( 0xa0 ), ' ' );
TQClipboard *cb = TQApplication::clipboard();
disconnect( cb, SIGNAL( selectionChanged() ), this, SLOT( slotClearSelection() ) );
cb->setText(text);
connect( cb, SIGNAL( selectionChanged() ), this, SLOT( slotClearSelection() ) );
}
void Viewer::slotCopyLinkAddress()
{
if(m_url.isEmpty()) return;
TQClipboard *cb = TQApplication::clipboard();
cb->setText(m_url.prettyURL(), TQClipboard::Clipboard);
cb->setText(m_url.prettyURL(), TQClipboard::Selection);
}
void Viewer::slotSelectionChanged()
{
action("viewer_copy")->setEnabled(!selectedText().isEmpty());
}
void Viewer::slotOpenLinkInternal()
{
openURL(m_url);
}
void Viewer::slotOpenLinkInForegroundTab()
{
emit urlClicked(m_url, false);
}
void Viewer::slotOpenLinkInBackgroundTab()
{
emit urlClicked(m_url, true);
}
void Viewer::slotOpenLinkInBrowser()
{
kdDebug() << "display external" << endl;
displayInExternalBrowser(m_url, TQString::null);
}
void Viewer::slotStarted(KIO::Job *)
{
widget()->setCursor( waitCursor );
}
void Viewer::slotCompleted()
{
widget()->unsetCursor();
}
void Viewer::slotScrollUp()
{
view()->scrollBy(0,-10);
}
void Viewer::slotScrollDown()
{
view()->scrollBy(0,10);
}
void Viewer::slotZoomIn()
{
int zf = zoomFactor();
if (zf < 100)
{
zf = zf - (zf % 20) + 20;
setZoomFactor(zf);
}
else
{
zf = zf - (zf % 50) + 50;
setZoomFactor(zf < 300 ? zf : 300);
}
}
void Viewer::slotZoomOut()
{
int zf = zoomFactor();
if (zf <= 100)
{
zf = zf - (zf % 20) - 20;
setZoomFactor(zf > 20 ? zf : 20);
}
else
{
zf = zf - (zf % 50) - 50;
setZoomFactor(zf);
}
}
void Viewer::slotSetZoomFactor(int percent)
{
setZoomFactor(percent);
}
// some code taken from KDevelop (lib/widgets/kdevhtmlpart.cpp)
void Viewer::slotPrint( )
{
view()->print();
}
void Viewer::setSafeMode()
{
setJScriptEnabled(false);
setJavaEnabled(false);
setMetaRefreshEnabled(false);
setPluginsEnabled(false);
setDNDEnabled(true);
setAutoloadImages(true);
setStatusMessagesEnabled(false);
}
// vim: set et ts=4 sts=4 sw=4:
#include "viewer.moc"
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