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#include <kconfig.h>
00014
00015
#include "main.h"
00016
00017
#include <klocale.h>
00018
#include <stdlib.h>
00019
#include <kcmdlineargs.h>
00020
#include <kaboutdata.h>
00021
#include <dcopclient.h>
00022
#include <unistd.h>
00023
#include <signal.h>
00024
#include <fcntl.h>
00025
00026
#include "atoms.h"
00027
#include "options.h"
00028
#include "sm.h"
00029
00030
#define INT8 _X11INT8
00031
#define INT32 _X11INT32
00032
#include <X11/Xproto.h>
00033
#undef INT8
00034
#undef INT32
00035
00036
extern Time qt_x_time;
00037
00038
namespace KWinInternal
00039 {
00040
00041 Options* options;
00042
00043 Atoms* atoms;
00044
00045
int screen_number = -1;
00046
00047
static bool initting = FALSE;
00048
00049
static
00050
int x11ErrorHandler(Display *d, XErrorEvent *e)
00051 {
00052
char msg[80], req[80], number[80];
00053
bool ignore_badwindow = TRUE;
00054
00055
if (initting &&
00056 (
00057 e->request_code == X_ChangeWindowAttributes
00058 || e->request_code == X_GrabKey
00059 )
00060 && (e->error_code == BadAccess))
00061 {
00062 fputs(i18n(
"kwin: it looks like there's already a window manager running. kwin not started.\n").local8Bit(), stderr);
00063 exit(1);
00064 }
00065
00066
if (ignore_badwindow && (e->error_code == BadWindow || e->error_code == BadColor))
00067
return 0;
00068
00069 XGetErrorText(d, e->error_code, msg,
sizeof(msg));
00070 sprintf(number,
"%d", e->request_code);
00071 XGetErrorDatabaseText(d,
"XRequest", number,
"<unknown>", req,
sizeof(req));
00072
00073 fprintf(stderr,
"kwin: %s(0x%lx): %s\n", req, e->resourceid, msg);
00074
00075
if (initting)
00076 {
00077 fputs(i18n(
"kwin: failure during initialization; aborting").local8Bit(), stderr);
00078 exit(1);
00079 }
00080
return 0;
00081 }
00082
00083 Application::Application( )
00084 : KApplication( ), owner( screen_number )
00085 {
00086 KCmdLineArgs* args = KCmdLineArgs::parsedArgs();
00087
if (!config()->isImmutable() && args->isSet(
"lock"))
00088 {
00089 config()->setReadOnly(
true);
00090 config()->reparseConfiguration();
00091 }
00092
00093
if (screen_number == -1)
00094 screen_number = DefaultScreen(qt_xdisplay());
00095
00096
if( !owner.claim( args->isSet(
"replace" ),
true ))
00097 {
00098 fputs(i18n(
"kwin: unable to claim manager selection, another wm running? (try using --replace)\n").local8Bit(), stderr);
00099 ::exit(1);
00100 }
00101 connect( &owner, SIGNAL( lostOwnership()), SLOT( lostSelection()));
00102
00103 initting = TRUE;
00104
00105
00106 XSetErrorHandler( x11ErrorHandler );
00107
00108
00109 XSelectInput(qt_xdisplay(), qt_xrootwin(), SubstructureRedirectMask );
00110 syncX();
00111
00112
options =
new Options;
00113 atoms =
new Atoms;
00114
00115
00116 (
void)
new Workspace( isSessionRestored() );
00117
00118 syncX();
00119
00120 initting = FALSE;
00121 dcopClient()->send(
"ksplash",
"",
"upAndRunning(QString)", QString(
"wm started"));
00122 }
00123
00124
00125 Application::~Application()
00126 {
00127
delete Workspace::self();
00128
if( owner.ownerWindow() != None )
00129 XSetInputFocus( qt_xdisplay(), PointerRoot, RevertToPointerRoot, qt_x_time );
00130
delete options;
00131 }
00132
00133
void Application::lostSelection()
00134 {
00135
delete Workspace::self();
00136
00137 XSelectInput(qt_xdisplay(), qt_xrootwin(), PropertyChangeMask );
00138 quit();
00139 }
00140
00141
bool Application::x11EventFilter( XEvent *e )
00142 {
00143
if ( Workspace::self()->workspaceEvent( e ) )
00144
return TRUE;
00145
return KApplication::x11EventFilter( e );
00146 }
00147
00148
static void sighandler(
int)
00149 {
00150 QApplication::exit();
00151 }
00152
00153
00154 }
00155
00156
static const char version[] =
"3.0";
00157
static const char description[] = I18N_NOOP(
"The KDE window manager." );
00158
00159
static KCmdLineOptions args[] =
00160 {
00161 {
"lock", I18N_NOOP(
"Disable configuration options"), 0 },
00162 {
"replace", I18N_NOOP(
"Replace already running ICCCM2.0 compliant window manager."), 0 },
00163 KCmdLineLastOption
00164 };
00165
00166
extern "C"
00167
int kdemain(
int argc,
char * argv[] )
00168 {
00169
bool restored =
false;
00170
for (
int arg = 1; arg < argc; arg++)
00171 {
00172
if (! qstrcmp(argv[arg],
"-session"))
00173 {
00174 restored =
true;
00175
break;
00176 }
00177 }
00178
00179
if (! restored)
00180 {
00181
00182
00183
00184 QCString multiHead = getenv(
"KDE_MULTIHEAD");
00185
if (multiHead.lower() ==
"true")
00186 {
00187
00188 Display* dpy = XOpenDisplay( NULL );
00189
if ( !dpy )
00190 {
00191 fprintf(stderr,
"%s: FATAL ERROR while trying to open display %s\n",
00192 argv[0], XDisplayName(NULL ) );
00193 exit (1);
00194 }
00195
00196
int number_of_screens = ScreenCount( dpy );
00197 KWinInternal::screen_number = DefaultScreen( dpy );
00198
int pos;
00199 QCString display_name = XDisplayString( dpy );
00200 XCloseDisplay( dpy );
00201 dpy = 0;
00202
00203
if ((pos = display_name.findRev(
'.')) != -1 )
00204 display_name.remove(pos,10);
00205
00206 QCString envir;
00207
if (number_of_screens != 1)
00208 {
00209
for (
int i = 0; i < number_of_screens; i++ )
00210 {
00211
00212
00213
if ( i != KWinInternal::screen_number && fork() == 0 )
00214 {
00215 KWinInternal::screen_number = i;
00216
00217
00218
break;
00219 }
00220 }
00221
00222
00223 envir.sprintf(
"DISPLAY=%s.%d", display_name.data(), KWinInternal::screen_number);
00224
00225
if (putenv( strdup(envir.data())) )
00226 {
00227 fprintf(stderr,
00228
"%s: WARNING: unable to set DISPLAY environment variable\n",
00229 argv[0]);
00230 perror(
"putenv()");
00231 }
00232 }
00233 }
00234 }
00235
00236 KAboutData aboutData(
"kwin", I18N_NOOP(
"KWin"),
00237 version, description, KAboutData::License_GPL,
00238 I18N_NOOP(
"(c) 1999-2003, The KDE Developers"));
00239 aboutData.addAuthor(
"Matthias Ettrich",0,
"ettrich@kde.org");
00240 aboutData.addAuthor(
"Cristian Tibirna",0,
"tibirna@kde.org");
00241 aboutData.addAuthor(
"Daniel M. Duley",0,
"mosfet@kde.org");
00242 aboutData.addAuthor(
"Lubos Lunak", 0,
"l.lunak@kde.org");
00243
00244 KCmdLineArgs::init(argc, argv, &aboutData);
00245 KCmdLineArgs::addCmdLineOptions( args );
00246
00247
if (signal(SIGTERM, KWinInternal::sighandler) == SIG_IGN)
00248 signal(SIGTERM, SIG_IGN);
00249
if (signal(SIGINT, KWinInternal::sighandler) == SIG_IGN)
00250 signal(SIGINT, SIG_IGN);
00251
if (signal(SIGHUP, KWinInternal::sighandler) == SIG_IGN)
00252 signal(SIGHUP, SIG_IGN);
00253
00254 KApplication::disableAutoDcopRegistration();
00255 KWinInternal::Application a;
00256 KWinInternal::SessionManaged weAreIndeed;
00257 KWinInternal::SessionSaveDoneHelper helper;
00258
00259 fcntl(ConnectionNumber(qt_xdisplay()), F_SETFD, 1);
00260
00261 QCString appname;
00262
if (KWinInternal::screen_number == 0)
00263 appname =
"kwin";
00264
else
00265 appname.sprintf(
"kwin-screen-%d", KWinInternal::screen_number);
00266
00267 DCOPClient* client = a.dcopClient();
00268 client->registerAs( appname.data(),
false);
00269 client->setDefaultObject(
"KWinInterface" );
00270
00271
return a.exec();
00272 }
00273
00274
#include "main.moc"