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315 lines
9.5 KiB
315 lines
9.5 KiB
/***************************************************************************
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* Copyright (C) 2004-2007 by Georgy Yunaev, gyunaev@ulduzsoft.com *
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* Please do not use email address above for bug reports; see *
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* the README file *
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* *
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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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* *
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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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* *
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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 *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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// Do not use tr() or i18n() in this file - this class is not derived from TQObject.
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#include <tqregexp.h>
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#include <tqstring.h>
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#include <tqdir.h>
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#include "libchmfile.h"
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#include "libchmurlfactory.h"
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#include "kchmconfig.h"
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#include "kchmviewwindow.h"
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#include "kchmmainwindow.h"
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#include "kchmviewwindowmgr.h"
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#include "kchmnavtoolbar.h"
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KCHMViewWindow::KCHMViewWindow( TQTabWidget * parent )
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{
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invalidate();
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m_contextMenu = 0;
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m_contextMenuLink = 0;
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m_historyMaxSize = 25;
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m_parentTabWidget = parent;
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}
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KCHMViewWindow::~KCHMViewWindow()
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{
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}
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void KCHMViewWindow::invalidate( )
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{
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m_base_url = "/";
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m_openedPage = TQString();
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m_newTabLinkKeeper = TQString();
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m_historyCurrentPos = 0;
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m_history.clear();
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updateNavigationToolbar();
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}
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TQString KCHMViewWindow::makeURLabsolute ( const TQString & url, bool set_as_base )
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{
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TQString p1, p2, newurl = url;
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if ( !LCHMUrlFactory::isRemoteURL (url, p1)
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&& !LCHMUrlFactory::isJavascriptURL (url)
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&& !LCHMUrlFactory::isNewChmURL (url, p1, p2) )
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{
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newurl = TQDir::cleanDirPath (url);
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// Normalize url, so it becomes absolute
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if ( newurl[0] != '/' )
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newurl = m_base_url + "/" + newurl;
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newurl = TQDir::cleanDirPath (newurl);
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if ( set_as_base )
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{
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m_base_url = newurl;
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// and set up new baseurl
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int i = newurl.findRev('/');
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if ( i != -1 )
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m_base_url = TQDir::cleanDirPath (newurl.left (i + 1));
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}
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}
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//tqDebug ("KCHMViewWindow::makeURLabsolute (%s) -> (%s)", url.ascii(), newurl.ascii());
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return newurl;
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}
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bool KCHMViewWindow::openUrl ( const TQString& origurl )
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{
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TQString chmfile, page, newurl = origurl;
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if ( !origurl )
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return true;
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// URL could be a complete ms-its link. The file should be already loaded (for TQTextBrowser),
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// or will be loaded (for tdeio slave). We care only about the path component.
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if ( LCHMUrlFactory::isNewChmURL( newurl, chmfile, page ) )
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{
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// If a new chm file is opened here, and we do not use KCHMLPart, we better abort
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if ( chmfile != ::mainWindow->getOpenedFileName() && appConfig.m_kdeUseTQTextBrowser )
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tqFatal("KCHMViewWindow::openUrl(): opened new chm file %s while current is %s",
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chmfile.ascii(), ::mainWindow->getOpenedFileName().ascii() );
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// It is OK to have a new file in chm for TDEHTMLPart
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newurl = page;
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}
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makeURLabsolute (newurl);
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handleStartPageAsImage( newurl );
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if ( openPage (newurl) )
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{
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m_newTabLinkKeeper = TQString();
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m_openedPage = newurl;
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mainWindow->viewWindowMgr()->setTabName( this );
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return true;
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}
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return false;
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}
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void KCHMViewWindow::handleStartPageAsImage( TQString & link )
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{
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// Handle pics
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if ( link.endsWith( ".jpg", false )
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|| link.endsWith( ".jpeg", false )
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|| link.endsWith( ".gif", false )
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|| link.endsWith( ".png", false )
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|| link.endsWith( ".bmp", false ) )
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link += LCHMUrlFactory::getInternalUriExtension();
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}
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KTQPopupMenu * KCHMViewWindow::createStandardContextMenu( TQWidget * parent )
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{
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KTQPopupMenu * contextMenu = new KTQPopupMenu( parent );
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contextMenu->insertItem ( "&Copy", ::mainWindow, TQ_SLOT(slotBrowserCopy()) );
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contextMenu->insertItem ( "&Select all", ::mainWindow, TQ_SLOT(slotBrowserSelectAll()) );
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return contextMenu;
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}
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KTQPopupMenu * KCHMViewWindow::getContextMenu( const TQString & link, TQWidget * parent )
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{
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if ( link.isNull() )
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{
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// standard context menu
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if ( !m_contextMenu )
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m_contextMenu = createStandardContextMenu( parent );
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return m_contextMenu;
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}
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else
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{
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// Open in New Tab context menu
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// standard context menu
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if ( !m_contextMenuLink )
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{
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m_contextMenuLink = createStandardContextMenu( parent );
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m_contextMenuLink->insertSeparator();
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m_contextMenuLink->insertItem ( "&Open this link in a new tab", ::mainWindow, TQ_SLOT(slotOpenPageInNewTab()), TQKeySequence("Shift+Enter") );
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m_contextMenuLink->insertItem ( "&Open this link in a new background tab", ::mainWindow, TQ_SLOT(slotOpenPageInNewBackgroundTab()), TQKeySequence("Ctrl+Enter") );
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}
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setTabKeeper( link );
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return m_contextMenuLink;
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}
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}
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TQString KCHMViewWindow::getTitle() const
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{
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TQString title = ::mainWindow->chmFile()->getTopicByUrl( m_openedPage );
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if ( title.isEmpty() )
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title = m_openedPage;
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return title;
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}
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void KCHMViewWindow::navigateForward()
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{
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if ( m_historyCurrentPos < m_history.size() )
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{
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m_historyCurrentPos++;
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::mainWindow->openPage( m_history[m_historyCurrentPos].getUrl() );
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setScrollbarPosition( m_history[m_historyCurrentPos].getScrollPosition() );
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// By default navigation starts with empty array, and a new entry is added when
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// you change the current page (or it may not be added). So to have the whole system
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// worked, the m_historyCurrentPos should never be m_history.size() - 1, it should be
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// either greater or lesser.
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//
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// This is a dirty hack - but the whole navigation system now looks to me like
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// it was written by some drunk monkey - which is probably not far from The Real Truth.
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// Shame on me - Tim.
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if ( m_historyCurrentPos == (m_history.size() - 1) )
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m_historyCurrentPos++;
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}
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updateNavigationToolbar();
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}
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void KCHMViewWindow::navigateBack( )
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{
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if ( m_historyCurrentPos > 0 )
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{
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// If we're on top of list, and pressing Back, the last page is still
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// not in list - so add it, if it is not still here
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if ( m_historyCurrentPos == m_history.size() )
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{
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if ( m_history[m_historyCurrentPos-1].getUrl() != m_openedPage )
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m_history.push_back( KCHMUrlHistory( m_openedPage, getScrollbarPosition() ) );
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else
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{
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// part 2 of the navigation hack - see navigateForward() comment
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m_history[m_historyCurrentPos-1].setScrollPosition( getScrollbarPosition() );
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m_historyCurrentPos--;
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}
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}
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m_historyCurrentPos--;
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::mainWindow->openPage( m_history[m_historyCurrentPos].getUrl() );
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setScrollbarPosition( m_history[m_historyCurrentPos].getScrollPosition() );
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}
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updateNavigationToolbar();
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}
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void KCHMViewWindow::navigateHome( )
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{
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::mainWindow->openPage( ::mainWindow->chmFile()->homeUrl() );
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}
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void KCHMViewWindow::addNavigationHistory( const TQString & url, int scrollpos )
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{
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// shred the 'forward' history
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if ( m_historyCurrentPos < m_history.size() )
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m_history.erase( m_history.at( m_historyCurrentPos ), m_history.end());
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// do not grow the history if already max size
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if ( m_history.size() >= m_historyMaxSize )
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m_history.pop_front();
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m_history.push_back( KCHMUrlHistory( url, scrollpos ) );
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m_historyCurrentPos = m_history.size();
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updateNavigationToolbar();
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}
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void KCHMViewWindow::updateNavigationToolbar( )
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{
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// Dump navigation for debugging
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#if 0
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tqDebug("\nNavigation dump (%d entries, current pos %d)", m_history.size(), m_historyCurrentPos );
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for ( unsigned int i = 0; i < m_history.size(); i++ )
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tqDebug("[%02d]: %s [%d]", i, m_history[i].getUrl().ascii(), m_history[i].getScrollPosition());
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#endif
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if ( mainWindow )
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{
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mainWindow->navigationToolbar()->updateIconStatus(
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m_historyCurrentPos > 0,
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m_historyCurrentPos < (m_history.size() - 1) );
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}
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}
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KTQPopupMenu * KCHMViewWindow::createListItemContextMenu( TQWidget * w )
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{
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KTQPopupMenu * contextMenu = new KTQPopupMenu( w );
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contextMenu->insertItem ( "&Open this link in a new tab",
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::mainWindow,
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TQ_SLOT( slotOpenPageInNewTab() ),
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TQKeySequence( "Shift+Enter" ) );
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contextMenu->insertItem ( "&Open this link in a new background tab",
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::mainWindow,
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TQ_SLOT( slotOpenPageInNewBackgroundTab() ),
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TQKeySequence( "Ctrl+Enter" ) );
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return contextMenu;
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}
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void KCHMViewWindow::setTabKeeper( const TQString & link )
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{
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// If we clicked on relative link, make sure we convert it to absolute right now,
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// because later we will not have access to this view window variables
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m_newTabLinkKeeper = link;
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if ( m_newTabLinkKeeper[0] == '#' && !m_openedPage.isEmpty() )
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{
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// Clean up opened page URL
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int pos = m_openedPage.find ('#');
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TQString fixedpath = pos == -1 ? m_openedPage : m_openedPage.left (pos);
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m_newTabLinkKeeper = fixedpath + m_newTabLinkKeeper;
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}
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m_newTabLinkKeeper = makeURLabsolute( m_newTabLinkKeeper, false );
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}
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