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.
313 lines
8.1 KiB
313 lines
8.1 KiB
/*
|
|
|
|
This is a standalone application that executes Netscape plugins.
|
|
|
|
|
|
Copyright (c) 2000 Matthias Hoelzer-Kluepfel <mhk@caldera.de>
|
|
Stefan Schimanski <1Stein@gmx.de>
|
|
|
|
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.
|
|
|
|
*/
|
|
|
|
|
|
#include <config.h>
|
|
|
|
#include "nsplugin.h"
|
|
|
|
#include <dcopclient.h>
|
|
#include <tdeapplication.h>
|
|
#include <tdecmdlineargs.h>
|
|
#include <kdebug.h>
|
|
#include <tdeglobal.h>
|
|
#include <tdelocale.h>
|
|
#include <tdemessagebox.h>
|
|
#include <tqptrlist.h>
|
|
#include <tqsocketnotifier.h>
|
|
#include <stdlib.h>
|
|
#include <sys/resource.h>
|
|
#include <sys/time.h>
|
|
#include <unistd.h>
|
|
|
|
#ifdef Bool
|
|
#undef Bool
|
|
#endif
|
|
#include <tdeconfig.h>
|
|
|
|
#if TQT_VERSION < 0x030100
|
|
#include "kxt.h"
|
|
#include <X11/Intrinsic.h>
|
|
#include <X11/Shell.h>
|
|
#else
|
|
#include "qxteventloop.h"
|
|
#include "glibevents.h"
|
|
#endif
|
|
|
|
/**
|
|
* Use RLIMIT_DATA on systems that don't define RLIMIT_AS,
|
|
* such as FreeBSD 4.
|
|
*/
|
|
|
|
#ifndef RLIMIT_AS
|
|
#define RLIMIT_AS RLIMIT_DATA
|
|
#endif
|
|
|
|
/**
|
|
* The error handler catches all X errors, writes the error
|
|
* message to the debug log and continues.
|
|
*
|
|
* This is done to prevent abortion of the plugin viewer
|
|
* in case the plugin does some invalid X operation.
|
|
*
|
|
*/
|
|
static int x_errhandler(Display *dpy, XErrorEvent *error)
|
|
{
|
|
char errstr[256];
|
|
XGetErrorText(dpy, error->error_code, errstr, 256);
|
|
kdDebug(1430) << "Detected X Error: " << errstr << endl;
|
|
return 1;
|
|
}
|
|
|
|
/*
|
|
* As the plugin viewer needs to be a motif application, I give in to
|
|
* the "old style" and keep lot's of global vars. :-)
|
|
*/
|
|
|
|
static TQCString g_dcopId;
|
|
|
|
/**
|
|
* parseCommandLine - get command line parameters
|
|
*
|
|
*/
|
|
void parseCommandLine(int argc, char *argv[])
|
|
{
|
|
for (int i=0; i<argc; i++)
|
|
{
|
|
if (!strcmp(argv[i], "-dcopid") && (i+1 < argc))
|
|
{
|
|
g_dcopId = argv[i+1];
|
|
i++;
|
|
}
|
|
}
|
|
}
|
|
|
|
#if TQT_VERSION < 0x030100
|
|
|
|
static XtAppContext g_appcon;
|
|
static bool g_quit = false;
|
|
|
|
void quitXt()
|
|
{
|
|
g_quit = true;
|
|
}
|
|
|
|
|
|
/**
|
|
* socket notifier handling
|
|
*
|
|
*/
|
|
|
|
struct SocketNot
|
|
{
|
|
int fd;
|
|
TQObject *obj;
|
|
XtInputId id;
|
|
};
|
|
|
|
TQPtrList<SocketNot> _notifiers[3];
|
|
|
|
/**
|
|
* socketCallback - send event to the socket notifier
|
|
*
|
|
*/
|
|
void socketCallback(void *client_data, int* /*source*/, XtInputId* /*id*/)
|
|
{
|
|
kdDebug(1430) << "-> socketCallback( client_data=" << client_data << " )" << endl;
|
|
|
|
TQEvent event( TQEvent::SockAct );
|
|
SocketNot *socknot = (SocketNot *)client_data;
|
|
kdDebug(1430) << "obj=" << (void*)socknot->obj << endl;
|
|
TQApplication::sendEvent( socknot->obj, &event );
|
|
|
|
kdDebug(1430) << "<- socketCallback" << endl;
|
|
}
|
|
|
|
|
|
/**
|
|
* qt_set_socket_handler - redefined internal qt function to register sockets
|
|
* The linker looks in the main binary first and finds this implementation before
|
|
* the original one in Qt. I hope this works with every dynamic library loader on any OS.
|
|
*
|
|
*/
|
|
extern bool qt_set_socket_handler( int, int, TQObject *, bool );
|
|
bool qt_set_socket_handler( int sockfd, int type, TQObject *obj, bool enable )
|
|
{
|
|
if ( sockfd < 0 || type < 0 || type > 2 || obj == 0 ) {
|
|
#if defined(CHECK_RANGE)
|
|
tqWarning( "TQSocketNotifier: Internal error" );
|
|
#endif
|
|
return FALSE;
|
|
}
|
|
|
|
XtPointer inpMask = 0;
|
|
|
|
switch (type) {
|
|
case TQSocketNotifier::Read: inpMask = (XtPointer)XtInputReadMask; break;
|
|
case TQSocketNotifier::Write: inpMask = (XtPointer)XtInputWriteMask; break;
|
|
case TQSocketNotifier::Exception: inpMask = (XtPointer)XtInputExceptMask; break;
|
|
default: return FALSE;
|
|
}
|
|
|
|
if (enable) {
|
|
SocketNot *sn = new SocketNot;
|
|
sn->obj = obj;
|
|
sn->fd = sockfd;
|
|
|
|
if( _notifiers[type].isEmpty() ) {
|
|
_notifiers[type].insert( 0, sn );
|
|
} else {
|
|
SocketNot *p = _notifiers[type].first();
|
|
while ( p && p->fd > sockfd )
|
|
p = _notifiers[type].next();
|
|
|
|
#if defined(CHECK_STATE)
|
|
if ( p && p->fd==sockfd ) {
|
|
static const char *t[] = { "read", "write", "exception" };
|
|
tqWarning( "TQSocketNotifier: Multiple socket notifiers for "
|
|
"same socket %d and type %s", sockfd, t[type] );
|
|
}
|
|
#endif
|
|
if ( p )
|
|
_notifiers[type].insert( _notifiers[type].at(), sn );
|
|
else
|
|
_notifiers[type].append( sn );
|
|
}
|
|
|
|
sn->id = XtAppAddInput( g_appcon, sockfd, inpMask, socketCallback, sn );
|
|
|
|
} else {
|
|
|
|
SocketNot *sn = _notifiers[type].first();
|
|
while ( sn && !(sn->obj == obj && sn->fd == sockfd) )
|
|
sn = _notifiers[type].next();
|
|
if ( !sn ) // not found
|
|
return FALSE;
|
|
|
|
XtRemoveInput( sn->id );
|
|
_notifiers[type].remove();
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
#endif
|
|
|
|
|
|
int main(int argc, char** argv)
|
|
{
|
|
// nspluginviewer is a helper app, it shouldn't do session management at all
|
|
setenv( "SESSION_MANAGER", "", 1 );
|
|
|
|
// trap X errors
|
|
kdDebug(1430) << "1 - XSetErrorHandler" << endl;
|
|
XSetErrorHandler(x_errhandler);
|
|
setvbuf( stderr, NULL, _IONBF, 0 );
|
|
|
|
kdDebug(1430) << "2 - parseCommandLine" << endl;
|
|
parseCommandLine(argc, argv);
|
|
|
|
#if TQT_VERSION < 0x030100
|
|
// Create application
|
|
kdDebug(1430) << "3 - XtToolkitInitialize" << endl;
|
|
XtToolkitInitialize();
|
|
g_appcon = XtCreateApplicationContext();
|
|
Display *dpy = XtOpenDisplay(g_appcon, NULL, "nspluginviewer", "nspluginviewer",
|
|
0, 0, &argc, argv);
|
|
|
|
_notifiers[0].setAutoDelete( TRUE );
|
|
_notifiers[1].setAutoDelete( TRUE );
|
|
_notifiers[2].setAutoDelete( TRUE );
|
|
|
|
kdDebug(1430) << "4 - KXtApplication app" << endl;
|
|
TDELocale::setMainCatalogue("nsplugin");
|
|
KXtApplication app(dpy, argc, argv, "nspluginviewer");
|
|
#else
|
|
kdDebug(1430) << "3 - create QXtEventLoop" << endl;
|
|
QXtEventLoop integrator( "nspluginviewer" );
|
|
parseCommandLine(argc, argv);
|
|
TDELocale::setMainCatalogue("nsplugin");
|
|
|
|
kdDebug(1430) << "4 - create TDEApplication" << endl;
|
|
TDEApplication app( argc, argv, "nspluginviewer" );
|
|
GlibEvents glibevents;
|
|
#endif
|
|
|
|
{
|
|
TDEConfig cfg("kcmnspluginrc", true);
|
|
cfg.setGroup("Misc");
|
|
int v = KCLAMP(cfg.readNumEntry("Nice Level", 0), 0, 19);
|
|
if (v > 0) {
|
|
nice(v);
|
|
}
|
|
v = cfg.readNumEntry("Max Memory", 0);
|
|
if (v > 0) {
|
|
rlimit rl;
|
|
memset(&rl, 0, sizeof(rl));
|
|
if (0 == getrlimit(RLIMIT_AS, &rl)) {
|
|
rl.rlim_cur = kMin(v, int(rl.rlim_max));
|
|
setrlimit(RLIMIT_AS, &rl);
|
|
}
|
|
}
|
|
}
|
|
|
|
// initialize the dcop client
|
|
kdDebug(1430) << "5 - app.dcopClient" << endl;
|
|
DCOPClient *dcop = app.dcopClient();
|
|
if (!dcop->attach())
|
|
{
|
|
KMessageBox::error(NULL,
|
|
i18n("There was an error connecting to the Desktop "
|
|
"communications server. Please make sure that "
|
|
"the 'dcopserver' process has been started, and "
|
|
"then try again."),
|
|
i18n("Error Connecting to DCOP Server"));
|
|
exit(1);
|
|
}
|
|
|
|
kdDebug(1430) << "6 - dcop->registerAs" << endl;
|
|
if (g_dcopId != 0)
|
|
g_dcopId = dcop->registerAs( g_dcopId, false );
|
|
else
|
|
g_dcopId = dcop->registerAs("nspluginviewer");
|
|
|
|
dcop->setNotifications(true);
|
|
|
|
// create dcop interface
|
|
kdDebug(1430) << "7 - new NSPluginViewer" << endl;
|
|
NSPluginViewer *viewer = new NSPluginViewer( "viewer", 0 );
|
|
|
|
// start main loop
|
|
#if TQT_VERSION < 0x030100
|
|
kdDebug(1430) << "8 - XtAppProcessEvent" << endl;
|
|
while (!g_quit)
|
|
XtAppProcessEvent( g_appcon, XtIMAll);
|
|
#else
|
|
kdDebug(1430) << "8 - app.exec()" << endl;
|
|
app.exec();
|
|
#endif
|
|
|
|
// delete viewer
|
|
delete viewer;
|
|
}
|