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tdenetwork/kpf/src/Applet.cpp

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/*
KPF - Public fileserver for KDE
Copyright 2001 Rik Hemsley (rikkus) <rik@kde.org>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to
deal in the Software without restriction, including without limitation the
rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
sell copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <tqpainter.h>
#include <tqtimer.h>
#include <tqlayout.h>
#include <tqlabel.h>
#include <tqtoolbutton.h>
#include <tqpopupmenu.h>
#include <tqfileinfo.h>
#include <tqcursor.h>
#include <dcopclient.h>
#include <kiconloader.h>
#include <tdeglobal.h>
#include <tdeconfig.h>
#include <tdeaboutapplication.h>
#include <tdeaboutdata.h>
#include <tdelocale.h>
#include <tdemessagebox.h>
#include <tdeapplication.h>
#include <kurldrag.h>
#include "System.h"
#include "Defines.h"
#include "Applet.h"
#include "AppletItem.h"
#include "WebServerManager.h"
#include "WebServer.h"
#include "ServerWizard.h"
static const char kpfVersion[] = "1.0.1";
extern "C"
{
KDE_EXPORT KPanelApplet *
init(TQWidget * parent, const TQString & configFile)
{
if (0 == kpf::userId() || 0 == kpf::effectiveUserId())
{
// Don't run as root.
KMessageBox::detailedError
( 0,
i18n("You cannot run KPF as root."),
i18n("Running as root exposes the whole system to "
"external attackers."),
i18n("Running as root.")
);
return NULL;
}
else
{
kpf::blockSigPipe();
TDEGlobal::locale()->insertCatalogue("kpf");
return new KPF::Applet
(
configFile,
KPanelApplet::Normal,
KPanelApplet::About|KPanelApplet::Help,
parent,
"kpf"
);
}
}
}
namespace KPF
{
Applet::Applet
(
const TQString & configFile,
Type type,
int actions,
TQWidget * parent,
const char * name
)
: KPanelApplet (configFile, type, actions, parent, name),
wizard_ (0L),
popup_ (0L),
dcopClient_ (0L)
{
setAcceptDrops(true);
//setFrameStyle(TQFrame::Panel | TQFrame::Sunken);
//setLineWidth(1);
connect
(
WebServerManager::instance(),
TQT_SIGNAL(serverCreated(WebServer *)),
TQT_SLOT(slotServerCreated(WebServer *))
);
connect
(
WebServerManager::instance(),
TQT_SIGNAL(serverDisabled(WebServer *)),
TQT_SLOT(slotServerDisabled(WebServer *))
);
WebServerManager::instance()->loadConfig();
popup_ = new TQPopupMenu(this);
popup_->insertItem
(BarIcon("document-new"), i18n("New Server..."), NewServer, NewServer);
// popup_->insertItem
// (BarIcon("quit"), i18n("Quit"), Quit, Quit);
dcopClient_ = new DCOPClient;
dcopClient_->registerAs("kpf", false);
}
Applet::~Applet()
{
delete dcopClient_;
WebServerManager::instance()->shutdown();
}
int
Applet::widthForHeight(int h) const
{
uint serverCount = itemList_.count();
if (0 == serverCount)
serverCount = 1;
if (Qt::Vertical == orientation())
return h / serverCount;
else
return h * serverCount;
}
int
Applet::heightForWidth(int w) const
{
uint serverCount = itemList_.count();
if (0 == serverCount)
serverCount = 1;
if (Qt::Vertical == orientation())
return w * serverCount;
else
return w / serverCount;
}
void
Applet::help()
{
kapp->invokeHelp( TQString(), "kpf" );
}
void
Applet::about()
{
TDEAboutData about
(
"kpf",
I18N_NOOP("kpf"),
kpfVersion,
I18N_NOOP("TDE public fileserver"),
TDEAboutData::License_Custom,
"(C) 2001 Rik Hemsley (rikkus) <rik@kde.org>",
I18N_NOOP(
"File sharing applet, using the HTTP (Hyper Text Transfer Protocol)"
" standard to serve files."
),
"http://rikkus.info/kpf.html"
);
about.setLicenseText
(
I18N_NOOP
(
"Permission is hereby granted, free of charge, to any person obtaining a copy\n"
"of this software and associated documentation files (the \"Software\"), to\n"
"deal in the Software without restriction, including without limitation the\n"
"rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n"
"sell copies of the Software, and to permit persons to whom the Software is\n"
"furnished to do so, subject to the following conditions:\n"
"\n"
"The above copyright notice and this permission notice shall be included in\n"
"all copies or substantial portions of the Software.\n"
"\n"
"THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n"
"IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n"
"FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\n"
"AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN\n"
"ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION\n"
"WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\n"
)
);
TDEAboutApplication a(&about, this);
a.exec();
}
void
Applet::orientationChange(Qt::Orientation)
{
resetLayout();
}
void
Applet::resizeEvent(TQResizeEvent *)
{
resetLayout();
}
void
Applet::moveEvent(TQMoveEvent *)
{
TQPtrListIterator<AppletItem> it(itemList_);
for (uint i = 0; it.current(); ++it, ++i)
it.current()->setBackground();
}
void
Applet::resetLayout()
{
if (0 == itemList_.count())
return;
switch (orientation())
{
case Qt::Vertical:
{
uint itemHeight = height() / itemList_.count();
TQPtrListIterator<AppletItem> it(itemList_);
for (uint i = 0; it.current(); ++it, ++i)
{
it.current()->resize(width(), itemHeight);
it.current()->move(0, i * itemHeight);
}
}
break;
case Qt::Horizontal:
{
uint itemWidth = width() / itemList_.count();
TQPtrListIterator<AppletItem> it(itemList_);
for (uint i = 0; it.current(); ++it, ++i)
{
it.current()->resize(itemWidth, height());
it.current()->move(i * itemWidth, 0);
}
}
default:
break;
}
}
void
Applet::mousePressEvent(TQMouseEvent * ev)
{
if (Qt::RightButton != ev->button() && Qt::LeftButton != ev->button())
return;
switch (popup_->exec(TQCursor::pos()))
{
case NewServer:
slotNewServer();
break;
case Quit:
slotQuit();
break;
default:
break;
}
}
void
Applet::slotNewServerAtLocation(const TQString & location)
{
if (0 != wizard_)
{
wizard_->setLocation(location);
wizard_->show();
}
else
{
wizard_ = new ServerWizard;
connect
(
wizard_,
TQT_SIGNAL(dying(ServerWizard *)),
TQT_SLOT(slotWizardDying(ServerWizard *))
);
wizard_->setLocation(location);
wizard_->show();
}
}
void
Applet::slotNewServer()
{
if (0 != wizard_)
wizard_->show();
else
{
wizard_ = new ServerWizard;
connect
(
wizard_,
TQT_SIGNAL(dying(ServerWizard *)),
TQT_SLOT(slotWizardDying(ServerWizard *))
);
wizard_->show();
}
}
void
Applet::slotWizardDying(ServerWizard * wiz)
{
if (TQDialog::Accepted == wiz->result())
{
WebServerManager::instance()->createServerLocal
(
wiz->root(),
wiz->listenPort(),
wiz->bandwidthLimit(),
wiz->connectionLimit(),
Config::DefaultFollowSymlinks,
wiz->serverName()
);
}
delete wizard_;
wizard_ = 0;
}
void
Applet::drawContents(TQPainter * p)
{
TQPixmap px;
if (width() > 48)
px = TDEGlobal::iconLoader()->loadIcon("kpf", TDEIcon::Panel, 48);
else if (width() > 32)
px = TDEGlobal::iconLoader()->loadIcon("kpf", TDEIcon::Panel, 32);
else if (width() > 16)
px = TDEGlobal::iconLoader()->loadIcon("kpf", TDEIcon::Panel, 16);
else
return;
TQRect r(contentsRect());
p->drawPixmap
(
r.x() + r.width() / 2 - px.width() / 2,
r.y() + r.height() / 2 - px.height() / 2,
px
);
}
void
Applet::dragEnterEvent(TQDragEnterEvent * e)
{
KURL::List l;
if (!KURLDrag::decode(e, l))
return;
if (l.count() != 1)
return;
const KURL &url = l[0];
if (!url.isLocalFile() || !TQFileInfo(url.path()).isDir())
return;
e->accept();
}
void
Applet::dropEvent(TQDropEvent * e)
{
KURL::List l;
if (!KURLDrag::decode(e, l))
return;
if (l.count() != 1)
return;
const KURL &url = l[0];
if (!url.isLocalFile() || !TQFileInfo(url.path()).isDir())
return;
e->accept();
slotNewServerAtLocation(url.path());
}
void
Applet::slotServerCreated(WebServer * server)
{
AppletItem * i = new AppletItem(server, this);
connect
(
i,
TQT_SIGNAL(newServer()),
TQT_SLOT(slotNewServer())
);
connect
(
i,
TQT_SIGNAL(newServerAtLocation(const TQString &)),
TQT_SLOT(slotNewServerAtLocation(const TQString &))
);
itemList_.append(i);
i->show();
emit(updateLayout());
resetLayout();
}
void
Applet::slotServerDisabled(WebServer * server)
{
TQPtrListIterator<AppletItem> it(itemList_);
for (; it.current(); ++it)
{
AppletItem * i = it.current();
if (i->server() == server)
{
itemList_.removeRef(i);
delete i;
emit(updateLayout());
resetLayout();
return;
}
}
}
void
Applet::slotQuit()
{
// How ?
}
} // End namespace KPF
#include "Applet.moc"