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author | tpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2010-02-10 01:02:50 +0000 |
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committer | tpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2010-02-10 01:02:50 +0000 |
commit | c66249b79aa9bfa0924494adcd5345b5b1244b0c (patch) | |
tree | 19a77c57cc41d8b522554fbde0c36d6f20d7dc7b /src/app/history.cpp | |
download | gwenview-c66249b79aa9bfa0924494adcd5345b5b1244b0c.tar.gz gwenview-c66249b79aa9bfa0924494adcd5345b5b1244b0c.zip |
Added old abandoned KDE3 version of gwenview
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/gwenview@1088034 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'src/app/history.cpp')
-rw-r--r-- | src/app/history.cpp | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/src/app/history.cpp b/src/app/history.cpp new file mode 100644 index 0000000..d9cb30e --- /dev/null +++ b/src/app/history.cpp @@ -0,0 +1,137 @@ +// vim: set tabstop=4 shiftwidth=4 noexpandtab: +/* +Gwenview - A simple image viewer for KDE +Copyright 2000-2004 Aur�lien G�teau +Copyright 2003 Tudor Calin + +This program is free software; you can redistribute it and/or +modify it under the terms of the GNU General Public License +as published by the Free Software Foundation; either version 2 +of the License, or (at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +*/ + +// KDE +#include <kaction.h> +#include <klocale.h> +#include <kpopupmenu.h> +#include <kdeversion.h> +#include <kstdaccel.h> +#include <kstdguiitem.h> + +// Local +#include "history.moc" +namespace Gwenview { + + +const unsigned int MAX_HISTORY_SIZE=12; + +History::History(KActionCollection* actionCollection) { + mPosition=mHistoryList.end(); + mMovingInHistory=false; + + // Actions + QPair<KGuiItem, KGuiItem> backForward = KStdGuiItem::backAndForward(); + mGoBack=new KToolBarPopupAction(backForward.first, + KStdAccel::shortcut(KStdAccel::Back), + this, SLOT(goBack()), actionCollection, "go_back"); + mGoForward=new KToolBarPopupAction(backForward.second, + KStdAccel::shortcut(KStdAccel::Forward), + this, SLOT(goForward()), actionCollection, "go_forward"); + + // Connections + connect(mGoBack->popupMenu(),SIGNAL(activated(int)), + this,SLOT(goBackTo(int)) ); + connect(mGoForward->popupMenu(),SIGNAL(activated(int)), + this,SLOT(goForwardTo(int)) ); + + connect(mGoBack->popupMenu(), SIGNAL(aboutToShow()), + this, SLOT(fillGoBackMenu()) ); + connect(mGoForward->popupMenu(), SIGNAL(aboutToShow()), + this, SLOT(fillGoForwardMenu()) ); +} + + +History::~History() { +} + + +void History::addURLToHistory(const KURL& url2) { + KURL url( url2 ); + url.setFileName( QString::null ); + if (!mMovingInHistory) { + if (mPosition!=mHistoryList.end() && url.equals(*mPosition, true)) return; + + // Drop everything after current + HistoryList::iterator it=mPosition; + ++it; + mHistoryList.erase(it, mHistoryList.end()); + + mHistoryList.append(url); + if(mHistoryList.count()==MAX_HISTORY_SIZE) mHistoryList.pop_front(); + mPosition=mHistoryList.fromLast(); + } + + mGoBack->setEnabled(mPosition!=mHistoryList.begin()); + mGoForward->setEnabled(mPosition!=mHistoryList.fromLast()); +} + + +void History::fillGoBackMenu() { + QPopupMenu* menu=mGoBack->popupMenu(); + menu->clear(); + HistoryList::ConstIterator it; + + int pos=1; + for(it=mHistoryList.begin(); it!=mPosition; ++it, ++pos) { + menu->insertItem( (*it).prettyURL(-1), pos, 0); + } +} + +void History::fillGoForwardMenu() { + QPopupMenu* menu=mGoForward->popupMenu(); + menu->clear(); + HistoryList::ConstIterator it=mPosition; + ++it; + + int pos=1; + for(; it!=mHistoryList.end(); ++it, ++pos) { + menu->insertItem( (*it).prettyURL(-1), pos, -1); + } +} + +void History::goBack() { + goBackTo(1); +} + + +void History::goForward() { + goForwardTo(1); +} + + +void History::goBackTo(int id) { + for (;id>0; --id) --mPosition; + mMovingInHistory=true; + emit urlChanged(*mPosition); + mMovingInHistory=false; +} + + +void History::goForwardTo(int id) { + for (;id>0; --id) ++mPosition; + mMovingInHistory=true; + emit urlChanged(*mPosition); + mMovingInHistory=false; +} + +} // namespace |