You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
138 lines
3.5 KiB
138 lines
3.5 KiB
// vim: set tabstop=4 shiftwidth=4 noexpandtab:
|
|
/*
|
|
Gwenview - A simple image viewer for KDE
|
|
Copyright 2000-2004 Aurélien Gâteau
|
|
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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
|
|
TQPair<KGuiItem, KGuiItem> backForward = KStdGuiItem::backAndForward();
|
|
mGoBack=new KToolBarPopupAction(backForward.first,
|
|
KStdAccel::shortcut(KStdAccel::Back),
|
|
this, TQT_SLOT(goBack()), actionCollection, "go_back");
|
|
mGoForward=new KToolBarPopupAction(backForward.second,
|
|
KStdAccel::shortcut(KStdAccel::Forward),
|
|
this, TQT_SLOT(goForward()), actionCollection, "go_forward");
|
|
|
|
// Connections
|
|
connect(mGoBack->popupMenu(),TQT_SIGNAL(activated(int)),
|
|
this,TQT_SLOT(goBackTo(int)) );
|
|
connect(mGoForward->popupMenu(),TQT_SIGNAL(activated(int)),
|
|
this,TQT_SLOT(goForwardTo(int)) );
|
|
|
|
connect(mGoBack->popupMenu(), TQT_SIGNAL(aboutToShow()),
|
|
this, TQT_SLOT(fillGoBackMenu()) );
|
|
connect(mGoForward->popupMenu(), TQT_SIGNAL(aboutToShow()),
|
|
this, TQT_SLOT(fillGoForwardMenu()) );
|
|
}
|
|
|
|
|
|
History::~History() {
|
|
}
|
|
|
|
|
|
void History::addURLToHistory(const KURL& url2) {
|
|
KURL url( url2 );
|
|
url.setFileName( TQString() );
|
|
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() {
|
|
TQPopupMenu* 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() {
|
|
TQPopupMenu* 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
|