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Diffstat (limited to 'src/viewer.cpp')
| -rw-r--r-- | src/viewer.cpp | 288 |
1 files changed, 288 insertions, 0 deletions
diff --git a/src/viewer.cpp b/src/viewer.cpp new file mode 100644 index 0000000..3d763f5 --- /dev/null +++ b/src/viewer.cpp @@ -0,0 +1,288 @@ +/*************************************************************************** + * 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 <qclipboard.h> +#include <qpaintdevicemetrics.h> + +#include "viewer.h" +#include "klamav_run.h" +//#include "akregatorconfig.h" + +using namespace KlamAV; + +Viewer::Viewer(QWidget *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 QPoint&, const KURL&, const + KParts::URLArgs&, KParts::BrowserExtension::PopupFlags, mode_t)), this, SLOT(slotPopupMenu(KXMLGUIClient*, const QPoint&, 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, (QWidget*)parent(), this, url, KParts::URLArgs()); + emit started(0); + return true; +} + + +bool Viewer::closeURL() +{ + emit browserExtension()->loadingProgress(-1); + emit canceled(QString::null); + return KHTMLPart::closeURL(); +} + +int Viewer::pointsToPixel(int pointSize) const +{ + const QPaintDeviceMetrics metrics(view()); + return ( pointSize * metrics.logicalDpiY() + 36 ) / 72 ; +} + +void Viewer::displayInExternalBrowser(const KURL &url, const QString &mimetype) +{ + if (!url.isValid()) return; +/* if (Settings::externalBrowserUseKdeDefault()) + {*/ + if (mimetype.isEmpty()) + kapp->invokeBrowser(url.url(), "0"); + else + KRun::runURL(url, mimetype, false, false); +/* } + else + { + QString cmd = Settings::externalBrowserCustomCommand(); + QString urlStr = url.url(); + cmd.replace(QRegExp("%u"), urlStr); + KProcess *proc = new KProcess; + QStringList 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 QPoint& p, const KURL& kurl, const KParts::URLArgs&, KParts::BrowserExtension::PopupFlags, mode_t) +{ + QString 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() +{ + QString text = selectedText(); + text.replace( QChar( 0xa0 ), ' ' ); + QClipboard *cb = QApplication::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; + QClipboard *cb = QApplication::clipboard(); + cb->setText(m_url.prettyURL(), QClipboard::Clipboard); + cb->setText(m_url.prettyURL(), QClipboard::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, QString::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" |