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337 lines
9.5 KiB
337 lines
9.5 KiB
/*
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This file is part of Akregator.
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Copyright (C) 2004 Teemu Rytilahti <tpr@d5k.net>
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2005 Frank Osterfeld <frank.osterfeld at kdemail.net>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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As a special exception, permission is given to link this program
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with any edition of TQt, and distribute the resulting executable,
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without including the source code for TQt in the source distribution.
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*/
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#include <tdeaction.h>
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#include <kapplication.h>
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#include <tdefiledialog.h>
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#include <tdehtmlview.h>
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#include <kiconloader.h>
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#include <klocale.h>
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#include <kmessagebox.h>
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#include <tdepopupmenu.h>
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#include <kprocess.h>
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#include <krun.h>
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#include <kshell.h>
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#include <kurl.h>
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#include <tdeparts/browserextension.h>
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#include <tqaccel.h>
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#include <tqclipboard.h>
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#include <tqpaintdevicemetrics.h>
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#include "viewer.h"
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#include "akregator_run.h"
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#include "akregatorconfig.h"
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namespace Akregator {
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Viewer::Viewer(TQWidget *parent, const char *name)
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: TDEHTMLPart(parent, name), m_url(0)
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{
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setZoomFactor(100);
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setMetaRefreshEnabled(true);
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setDNDEnabled(true);
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setAutoloadImages(true);
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setStatusMessagesEnabled(true);
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// change the cursor when loading stuff...
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connect( this, TQT_SIGNAL(started(TDEIO::Job *)),
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this, TQT_SLOT(slotStarted(TDEIO::Job *)));
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connect( this, TQT_SIGNAL(completed()),
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this, TQT_SLOT(slotCompleted()));
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connect( browserExtension(), TQT_SIGNAL(popupMenu (KXMLGUIClient*, const TQPoint&, const KURL&, const KParts::URLArgs&, KParts::BrowserExtension::PopupFlags, mode_t)), this, TQT_SLOT(slotPopupMenu(KXMLGUIClient*, const TQPoint&, const KURL&, const KParts::URLArgs&, KParts::BrowserExtension::PopupFlags, mode_t)));
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KStdAction::print(this, TQT_SLOT(slotPrint()), actionCollection(), "viewer_print");
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KStdAction::copy(this, TQT_SLOT(slotCopy()), actionCollection(), "viewer_copy");
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new TDEAction( i18n("&Increase Font Sizes"), "viewmag+", "Ctrl+Plus", this, TQT_SLOT(slotZoomIn()), actionCollection(), "incFontSizes" );
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new TDEAction( i18n("&Decrease Font Sizes"), "viewmag-", "Ctrl+Minus", this, TQT_SLOT(slotZoomOut()), actionCollection(), "decFontSizes" );
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connect(this, TQT_SIGNAL(selectionChanged()), this, TQT_SLOT(slotSelectionChanged()));
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connect( browserExtension(), TQT_SIGNAL(openURLRequestDelayed(const KURL&, const KParts::URLArgs&)), this, TQT_SLOT(slotOpenURLRequest(const KURL&, const KParts::URLArgs& )) );
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new TDEAction(i18n("Copy &Link Address"), "", 0,
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this, TQT_SLOT(slotCopyLinkAddress()),
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actionCollection(), "copylinkaddress");
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new TDEAction(i18n("&Save Link As..."), "", 0,
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this, TQT_SLOT(slotSaveLinkAs()),
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actionCollection(), "savelinkas");
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}
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Viewer::~Viewer()
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{}
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bool Viewer::closeURL()
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{
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emit browserExtension()->loadingProgress(-1);
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emit canceled(TQString());
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return TDEHTMLPart::closeURL();
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}
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int Viewer::pointsToPixel(int pointSize) const
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{
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const TQPaintDeviceMetrics metrics(view());
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return ( pointSize * metrics.logicalDpiY() + 36 ) / 72 ;
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}
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void Viewer::displayInExternalBrowser(const KURL &url, const TQString &mimetype)
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{
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if (!url.isValid()) return;
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if (Settings::externalBrowserUseTdeDefault())
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{
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if (mimetype.isEmpty())
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kapp->invokeBrowser(url.url(), "0");
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else
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KRun::runURL(url, mimetype, false, false);
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}
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else
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{
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TQString cmd = Settings::externalBrowserCustomCommand();
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TQString urlStr = url.url();
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cmd.replace(TQRegExp("%u"), urlStr);
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TDEProcess *proc = new TDEProcess;
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TQStringList cmdAndArgs = KShell::splitArgs(cmd);
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*proc << cmdAndArgs;
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proc->start(TDEProcess::DontCare);
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delete proc;
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}
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}
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void Viewer::slotOpenURLRequest(const KURL& /*url*/, const KParts::URLArgs& /*args*/)
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{
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}
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void Viewer::urlSelected(const TQString &url, int button, int state, const TQString &_target, KParts::URLArgs args)
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{
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m_url = completeURL(url);
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browserExtension()->setURLArgs(args);
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if (button == Qt::LeftButton)
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{
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switch (Settings::lMBBehaviour())
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{
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case Settings::EnumLMBBehaviour::OpenInExternalBrowser:
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slotOpenLinkInBrowser();
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break;
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case Settings::EnumLMBBehaviour::OpenInBackground:
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slotOpenLinkInBackgroundTab();
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break;
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default:
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slotOpenLinkInForegroundTab();
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break;
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}
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return;
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}
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else if (button == Qt::MidButton)
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{
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switch (Settings::mMBBehaviour())
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{
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case Settings::EnumMMBBehaviour::OpenInExternalBrowser:
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slotOpenLinkInBrowser();
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break;
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case Settings::EnumMMBBehaviour::OpenInBackground:
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slotOpenLinkInBackgroundTab();
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break;
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default:
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slotOpenLinkInForegroundTab();
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break;
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}
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return;
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}
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TDEHTMLPart::urlSelected(url,button,state,_target,args);
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}
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void Viewer::slotPopupMenu(KXMLGUIClient*, const TQPoint& p, const KURL& kurl, const KParts::URLArgs&, KParts::BrowserExtension::PopupFlags kpf, mode_t)
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{
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const bool isLink = (kpf & (KParts::BrowserExtension::ShowNavigationItems | KParts::BrowserExtension::ShowTextSelectionItems)) == 0;
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const bool isSelection = (kpf & KParts::BrowserExtension::ShowTextSelectionItems) != 0;
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TQString url = kurl.url();
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m_url = url;
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TDEPopupMenu popup;
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if (isLink && !isSelection)
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{
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popup.insertItem(SmallIcon("tab_new"), i18n("Open Link in New &Tab"), this, TQT_SLOT(slotOpenLinkInForegroundTab()));
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popup.insertItem(SmallIcon("window_new"), i18n("Open Link in External &Browser"), this, TQT_SLOT(slotOpenLinkInBrowser()));
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popup.insertSeparator();
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action("savelinkas")->plug(&popup);
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action("copylinkaddress")->plug(&popup);
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}
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else
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{
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if (isSelection)
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{
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action("viewer_copy")->plug(&popup);
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popup.insertSeparator();
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}
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action("viewer_print")->plug(&popup);
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//TDEAction *ac = action("setEncoding");
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//if (ac)
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// ac->plug(&popup);
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}
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popup.exec(p);
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}
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// taken from KDevelop
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void Viewer::slotCopy()
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{
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TQString text = selectedText();
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text.replace( TQChar( 0xa0 ), ' ' );
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TQClipboard *cb = TQApplication::clipboard();
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disconnect( cb, TQT_SIGNAL( selectionChanged() ), this, TQT_SLOT( slotClearSelection() ) );
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cb->setText(text);
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connect( cb, TQT_SIGNAL( selectionChanged() ), this, TQT_SLOT( slotClearSelection() ) );
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}
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void Viewer::slotCopyLinkAddress()
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{
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if(m_url.isEmpty()) return;
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TQClipboard *cb = TQApplication::clipboard();
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cb->setText(m_url.prettyURL(), TQClipboard::Clipboard);
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cb->setText(m_url.prettyURL(), TQClipboard::Selection);
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}
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void Viewer::slotSelectionChanged()
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{
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action("viewer_copy")->setEnabled(!selectedText().isEmpty());
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}
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void Viewer::slotOpenLinkInternal()
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{
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openURL(m_url);
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}
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void Viewer::slotOpenLinkInForegroundTab()
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{
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emit urlClicked(m_url, this, true, false);
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}
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void Viewer::slotOpenLinkInBackgroundTab()
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{
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emit urlClicked(m_url, this, true, true);
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}
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void Viewer::slotOpenLinkInThisTab()
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{
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emit urlClicked(m_url, this, false, false);
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}
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void Viewer::slotOpenLinkInBrowser()
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{
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displayInExternalBrowser(m_url, TQString());
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}
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void Viewer::slotSaveLinkAs()
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{
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KURL tmp( m_url );
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if ( tmp.fileName(false).isEmpty() )
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tmp.setFileName( "index.html" );
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KParts::BrowserRun::simpleSave(tmp, tmp.fileName());
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}
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void Viewer::slotStarted(TDEIO::Job *)
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{
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widget()->setCursor( waitCursor );
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}
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void Viewer::slotCompleted()
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{
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widget()->unsetCursor();
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}
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void Viewer::slotScrollUp()
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{
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view()->scrollBy(0,-10);
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}
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void Viewer::slotScrollDown()
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{
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view()->scrollBy(0,10);
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}
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void Viewer::slotZoomIn()
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{
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int zf = zoomFactor();
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if (zf < 100)
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{
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zf = zf - (zf % 20) + 20;
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setZoomFactor(zf);
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}
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else
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{
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zf = zf - (zf % 50) + 50;
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setZoomFactor(zf < 300 ? zf : 300);
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}
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}
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void Viewer::slotZoomOut()
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{
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int zf = zoomFactor();
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if (zf <= 100)
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{
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zf = zf - (zf % 20) - 20;
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setZoomFactor(zf > 20 ? zf : 20);
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}
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else
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{
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zf = zf - (zf % 50) - 50;
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setZoomFactor(zf);
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}
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}
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void Viewer::slotSetZoomFactor(int percent)
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{
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setZoomFactor(percent);
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}
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// some code taken from KDevelop (lib/widgets/kdevhtmlpart.cpp)
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void Viewer::slotPrint( )
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{
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view()->print();
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}
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void Viewer::setSafeMode()
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{
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//setJScriptEnabled(false);
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setJavaEnabled(false);
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setMetaRefreshEnabled(false);
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setPluginsEnabled(false);
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setDNDEnabled(true);
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setAutoloadImages(true);
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setStatusMessagesEnabled(false);
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}
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} // namespace Akregator
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#include "viewer.moc"
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// vim: set et ts=4 sts=4 sw=4:
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