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transmission/gtk/main.c

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/******************************************************************************
* $Id$
*
* Copyright (c) 2005-2007 Transmission authors and contributors
*
* 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 OR COPYRIGHT HOLDERS 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 <sys/param.h>
#include <errno.h>
#include <getopt.h>
#include <signal.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <unistd.h>
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include <glib/gstdio.h>
#include "actions.h"
#include "conf.h"
#include "dialogs.h"
#include "ipc.h"
#include "makemeta-ui.h"
#include "msgwin.h"
#include "torrent-inspector.h"
#include "tr_cell_renderer_progress.h"
#include "tr_core.h"
#include "tr_icon.h"
#include "tr_prefs.h"
#include "tr_torrent.h"
#include "tr_window.h"
#include "util.h"
#include "ui.h"
#include <libtransmission/transmission.h>
#include <libtransmission/version.h>
/* time in seconds to wait for torrents to stop when exiting */
#define TRACKER_EXIT_TIMEOUT 10
/* interval in milliseconds to update the torrent list display */
#define UPDATE_INTERVAL 1000
/* interval in milliseconds to check for stopped torrents and update display */
#define EXIT_CHECK_INTERVAL 500
/* number of fatal signals required to cause an immediate exit */
#define SIGCOUNT_MAX 3
#if GTK_CHECK_VERSION(2,8,0)
#define SHOW_LICENSE
static const char * LICENSE =
"The Transmission binaries and most of its source code is distributed "
"license. "
"\n\n"
"Some files are copyrighted by Charles Kerr and are covered by "
"the GPL version 2. Works owned by the Transmission project "
"are granted a special exemption to clause 2(b) so that the bulk "
"of its code can remain under the MIT license. This exemption does "
"not extend to original or derived works not owned by the "
"Transmission project. "
"\n\n"
"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: "
"\n\n"
"The above copyright notice and this permission notice shall be included "
"in all copies or substantial portions of the Software. "
"\n\n"
"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 OR COPYRIGHT HOLDERS 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.";
#endif
struct cbdata {
GtkWindow * wind;
TrCore * core;
GtkWidget * icon;
GtkWidget * msgwin;
GtkWidget * prefs;
guint timer;
gboolean closing;
GList * errqueue;
};
struct exitdata {
struct cbdata * cbdata;
time_t started;
guint timer;
};
#define CBDATA_PTR "callback-data-pointer"
static GtkUIManager * myUIManager = NULL;
static sig_atomic_t global_sigcount = 0;
static GList *
readargs( int argc, char ** argv, gboolean * sendquit, gboolean * paused );
static gboolean
sendremote( GList * files, gboolean sendquit );
static void
gtksetup( int * argc, char *** argv, struct cbdata* );
static void
appsetup( TrWindow * wind, GList * args,
struct cbdata * , gboolean paused );
static void
winsetup( struct cbdata * cbdata, TrWindow * wind );
static void
makeicon( struct cbdata * cbdata );
static void
wannaquit( void * vdata );
static gboolean
exitcheck(gpointer gdata);
static void
setupdrag(GtkWidget *widget, struct cbdata *data);
static void
gotdrag(GtkWidget *widget, GdkDragContext *dc, gint x, gint y,
GtkSelectionData *sel, guint info, guint time, gpointer gdata);
static void
coreerr( TrCore * core, enum tr_core_err code, const char * msg,
gpointer gdata );
static void
coreprompt( TrCore *, GList *, enum tr_torrent_action, gboolean, gpointer );
static void
corepromptdata( TrCore *, uint8_t *, size_t, gboolean, gpointer );
static void
readinitialprefs( struct cbdata * cbdata );
static void
prefschanged( TrCore * core, const char * key, gpointer data );
static void
setpex( tr_torrent * tor, void * arg );
static gboolean
updatemodel(gpointer gdata);
static GList *
getselection( struct cbdata * cbdata );
static void
setupsighandlers(void);
static void
fatalsig(int sig);
static void
accumulateStatusForeach (GtkTreeModel * model,
GtkTreePath * path UNUSED,
GtkTreeIter * iter,
gpointer accumulated_status)
{
int status = 0;
gtk_tree_model_get( model, iter, MC_STAT, &status, -1 );
*(int*)accumulated_status |= status;
}
static void
accumulateCanUpdateForeach (GtkTreeModel * model,
GtkTreePath * path UNUSED,
GtkTreeIter * iter,
gpointer accumulated_status)
{
TrTorrent * gtor = NULL;
gtk_tree_model_get( model, iter, MC_TORRENT, &gtor, -1 );
*(int*)accumulated_status |=
tr_torrentCanManualUpdate( tr_torrent_handle( gtor ) );
g_object_unref( G_OBJECT( gtor ) );
}
static void
refreshTorrentActions( GtkTreeSelection * s )
{
int status = 0;
gtk_tree_selection_selected_foreach( s, accumulateStatusForeach, &status );
action_sensitize( "pause-torrent", (status & TR_STATUS_ACTIVE) != 0);
action_sensitize( "start-torrent", (status & TR_STATUS_INACTIVE) != 0);
action_sensitize( "remove-torrent", status != 0);
action_sensitize( "verify-torrent", status != 0);
action_sensitize( "show-torrent-details", status != 0);
status = 0;
gtk_tree_selection_selected_foreach( s, accumulateCanUpdateForeach, &status );
action_sensitize( "update-tracker", status != 0);
}
static void
selectionChangedCB( GtkTreeSelection * s, gpointer unused UNUSED )
{
refreshTorrentActions( s );
}
int
main( int argc, char ** argv )
{
struct cbdata * cbdata = g_new (struct cbdata, 1);
char * err;
benc_val_t * state;
GList * argfiles;
gboolean didinit, didlock, sendquit, startpaused;
argfiles = readargs( argc, argv, &sendquit, &startpaused );
didinit = cf_init( tr_getPrefsDirectory(), NULL );
didlock = FALSE;
if( didinit )
{
/* maybe send remote commands, also try cf_lock() */
didlock = sendremote( argfiles, sendquit );
}
setupsighandlers(); /* set up handlers for fatal signals */
gtksetup( &argc, &argv, cbdata ); /* set up gtk and gettext */
if( ( didinit || cf_init( tr_getPrefsDirectory(), &err ) ) &&
( didlock || cf_lock( &err ) ) )
{
GtkWindow * mainwind;
/* create main window now to be a parent to any error dialogs */
mainwind = GTK_WINDOW( tr_window_new( myUIManager ) );
/* try to load prefs and saved state */
tr_prefs_init_global( );
state = cf_loadstate( &err );
if( NULL != err )
{
errmsg( mainwind, "%s", err );
g_free( err );
}
msgwin_loadpref(); /* set message level here before tr_init() */
appsetup( mainwind, argfiles, cbdata, startpaused );
cf_freestate( state );
}
else
{
gtk_widget_show( errmsg_full( NULL, (callbackfunc_t)gtk_main_quit,
NULL, "%s", err ) );
g_free( err );
}
freestrlist(argfiles);
gtk_main();
return 0;
}
GList *
readargs( int argc, char ** argv, gboolean * sendquit, gboolean * startpaused )
{
struct option opts[] =
{
{ "help", no_argument, NULL, 'h' },
{ "paused", no_argument, NULL, 'p' },
{ "quit", no_argument, NULL, 'q' },
{ "version", no_argument, NULL, 'v' },
{ NULL, 0, NULL, 0 }
};
int opt;
const char * name;
*sendquit = FALSE;
*startpaused = FALSE;
gtk_parse_args( &argc, &argv );
name = g_get_prgname();
while( 0 <= ( opt = getopt_long( argc, argv, "hpqv", opts, NULL ) ) )
{
switch( opt )
{
case 'p':
*startpaused = TRUE;
break;
case 'q':
*sendquit = TRUE;
break;
case 'v':
case 'h':
printf(
_("usage: %s [-hpq] [files...]\n"
"\n"
"Transmission %s http://transmission.m0k.org/\n"
"A free, lightweight BitTorrent client with a simple, intuitive interface\n"
"\n"
" -h --help display this message and exit\n"
" -p --paused start with all torrents paused\n"
" -q --quit request that the running %s instance quit\n"
"\n"
"Only one instance of %s may run at one time. Multiple\n"
"torrent files may be loaded at startup by adding them to the command\n"
"line. If %s is already running, those torrents will be\n"
"opened in the running instance.\n"),
name, LONG_VERSION_STRING,
name, name, name );
exit(0);
break;
}
}
argc -= optind;
argv += optind;
return checkfilenames( argc, argv );
}
static gboolean
sendremote( GList * files, gboolean sendquit )
{
gboolean didlock;
didlock = cf_lock( NULL );
if( NULL != files )
{
/* send files if there's another instance, otherwise start normally */
if( !didlock )
{
exit( ipc_sendfiles_blocking( files ) ? 0 : 1 );
}
}
if( sendquit )
{
/* either send a quit message or exit if no other instance */
if( !didlock )
{
exit( ipc_sendquit_blocking() ? 0 : 1 );
}
exit( 0 );
}
return didlock;
}
static void
gtksetup( int * argc, char *** argv, struct cbdata * callback_data )
{
bindtextdomain( "transmission", TRANSMISSIONLOCALEDIR );
bind_textdomain_codeset( "transmission", "UTF-8" );
textdomain( "transmission" );
g_set_application_name( _("Transmission") );
gtk_init( argc, argv );
/* connect up the actions */
myUIManager = gtk_ui_manager_new ();
actions_init ( myUIManager, callback_data );
gtk_ui_manager_add_ui_from_string (myUIManager, fallback_ui_file, -1, NULL);
gtk_ui_manager_ensure_update (myUIManager);
/* tweak some style properties in dialogs to get closer to the GNOME HiG */
gtk_rc_parse_string(
"style \"transmission-standard\"\n"
"{\n"
" GtkDialog::action-area-border = 6\n"
" GtkDialog::button-spacing = 12\n"
" GtkDialog::content-area-border = 6\n"
"}\n"
"widget \"TransmissionDialog\" style \"transmission-standard\"\n" );
gtk_window_set_default_icon_name ( "transmission-logo" );
}
static void
appsetup( TrWindow * wind, GList * args,
struct cbdata * cbdata, gboolean paused )
{
enum tr_torrent_action action;
/* fill out cbdata */
cbdata->wind = NULL;
cbdata->core = tr_core_new();
cbdata->icon = NULL;
cbdata->msgwin = NULL;
cbdata->prefs = NULL;
cbdata->timer = 0;
cbdata->closing = FALSE;
cbdata->errqueue = NULL;
/* set up core handlers */
g_signal_connect( cbdata->core, "error", G_CALLBACK( coreerr ), cbdata );
g_signal_connect( cbdata->core, "directory-prompt",
G_CALLBACK( coreprompt ), cbdata );
g_signal_connect( cbdata->core, "directory-prompt-data",
G_CALLBACK( corepromptdata ), cbdata );
g_signal_connect_swapped( cbdata->core, "quit",
G_CALLBACK( wannaquit ), cbdata );
g_signal_connect( cbdata->core, "prefs-changed",
G_CALLBACK( prefschanged ), cbdata );
/* apply a few prefs */
readinitialprefs( cbdata );
/* add torrents from command-line and saved state */
tr_core_load( cbdata->core, paused );
if( NULL != args )
{
action = tr_prefs_get_action( PREF_KEY_ADDIPC );
tr_core_add_list( cbdata->core, args, action, paused );
}
tr_core_torrents_added( cbdata->core );
/* set up the ipc socket */
ipc_socket_setup( GTK_WINDOW( wind ), cbdata->core );
/* set up main window */
winsetup( cbdata, wind );
/* start model update timer */
cbdata->timer = g_timeout_add( UPDATE_INTERVAL, updatemodel, cbdata );
updatemodel( cbdata );
/* show the window */
gtk_widget_show( GTK_WIDGET(wind) );
}
static gboolean
winclose( GtkWidget * widget UNUSED, GdkEvent * event UNUSED, gpointer gdata )
{
struct cbdata * cbdata = (struct cbdata *) gdata;
if( cbdata->icon != NULL )
gtk_widget_hide( GTK_WIDGET( cbdata->wind ) );
else
askquit( cbdata->core, cbdata->wind, wannaquit, cbdata );
return TRUE; /* don't propagate event further */
}
static void
rowChangedCB( GtkTreeModel * model UNUSED,
GtkTreePath * path UNUSED,
GtkTreeIter * iter UNUSED,
gpointer sel)
{
refreshTorrentActions( GTK_TREE_SELECTION(sel) );
}
static void
winsetup( struct cbdata * cbdata, TrWindow * wind )
{
GtkTreeModel * model;
GtkTreeSelection * sel;
g_assert( NULL == cbdata->wind );
cbdata->wind = GTK_WINDOW( wind );
sel = tr_window_get_selection( cbdata->wind );
g_signal_connect( sel, "changed", G_CALLBACK(selectionChangedCB), NULL );
selectionChangedCB( sel, NULL );
model = tr_core_model( cbdata->core );
gtk_tree_view_set_model ( gtk_tree_selection_get_tree_view(sel), model );
g_signal_connect( model, "row-changed", G_CALLBACK(rowChangedCB), sel );
g_signal_connect( wind, "delete-event", G_CALLBACK( winclose ), cbdata );
setupdrag( GTK_WIDGET(wind), cbdata );
}
static void
makeicon( struct cbdata * cbdata )
{
if( NULL == cbdata->icon )
cbdata->icon = tr_icon_new( );
}
static void
wannaquit( void * vdata )
{
struct cbdata * data;
struct exitdata *edata;
data = vdata;
if( data->closing )
{
return;
}
data->closing = TRUE;
/* stop the update timer */
if(0 < data->timer)
g_source_remove(data->timer);
data->timer = 0;
/* pause torrents and stop nat traversal */
tr_core_shutdown( data->core );
/* set things up to wait for torrents to stop */
edata = g_new0(struct exitdata, 1);
edata->cbdata = data;
edata->started = time(NULL);
/* check if torrents are still running */
if(exitcheck(edata)) {
/* yes, start the exit timer and disable widgets */
edata->timer = g_timeout_add(EXIT_CHECK_INTERVAL, exitcheck, edata);
if( NULL != data->wind )
{
gtk_widget_set_sensitive( GTK_WIDGET( data->wind ), FALSE );
}
}
}
static gboolean
exitcheck( gpointer gdata )
{
struct exitdata * edata;
struct cbdata * cbdata;
edata = gdata;
cbdata = edata->cbdata;
/* keep waiting until we're ready to quit or we hit the exit timeout */
if( time( NULL ) - edata->started < TRACKER_EXIT_TIMEOUT )
{
if( !tr_core_quiescent( cbdata->core ) )
{
updatemodel( cbdata );
return TRUE;
}
}
/* exit otherwise */
if( 0 < edata->timer )
{
g_source_remove( edata->timer );
}
g_free( edata );
/* note that cbdata->prefs holds a reference to cbdata->core, and
it's destruction may trigger callbacks that use cbdata->core */
if( NULL != cbdata->prefs )
{
gtk_widget_destroy( GTK_WIDGET( cbdata->prefs ) );
}
if( NULL != cbdata->wind )
{
gtk_widget_destroy( GTK_WIDGET( cbdata->wind ) );
}
g_object_unref( cbdata->core );
if( NULL != cbdata->icon )
{
g_object_unref( cbdata->icon );
}
g_assert( 0 == cbdata->timer );
if( NULL != cbdata->errqueue )
{
g_list_foreach( cbdata->errqueue, (GFunc) g_free, NULL );
g_list_free( cbdata->errqueue );
}
g_free( cbdata );
gtk_main_quit();
return FALSE;
}
static void
gotdrag(GtkWidget *widget SHUTUP, GdkDragContext *dc, gint x SHUTUP,
gint y SHUTUP, GtkSelectionData *sel, guint info SHUTUP, guint time,
gpointer gdata) {
struct cbdata *data = gdata;
char prefix[] = "file:";
char *files, *decoded, *deslashed, *hostless;
int ii, len;
GList *errs;
struct stat sb;
int prelen = strlen(prefix);
GList *paths, *freeables;
enum tr_torrent_action action;
#ifdef DND_DEBUG
char *sele = gdk_atom_name(sel->selection);
char *targ = gdk_atom_name(sel->target);
char *type = gdk_atom_name(sel->type);
fprintf(stderr, "dropped file: sel=%s targ=%s type=%s fmt=%i len=%i\n",
sele, targ, type, sel->format, sel->length);
g_free(sele);
g_free(targ);
g_free(type);
if(8 == sel->format) {
for(ii = 0; ii < sel->length; ii++)
fprintf(stderr, "%02X ", sel->data[ii]);
fprintf(stderr, "\n");
}
#endif
errs = NULL;
paths = NULL;
freeables = NULL;
if(gdk_atom_intern("XdndSelection", FALSE) == sel->selection &&
8 == sel->format) {
/* split file list on carriage returns and linefeeds */
files = g_new(char, sel->length + 1);
memcpy(files, sel->data, sel->length);
files[sel->length] = '\0';
for(ii = 0; '\0' != files[ii]; ii++)
if('\015' == files[ii] || '\012' == files[ii])
files[ii] = '\0';
/* try to get a usable filename out of the URI supplied and add it */
for(ii = 0; ii < sel->length; ii += len + 1) {
if('\0' == files[ii])
len = 0;
else {
len = strlen(files + ii);
/* de-urlencode the URI */
decoded = urldecode(files + ii, len);
freeables = g_list_append(freeables, decoded);
if(g_utf8_validate(decoded, -1, NULL)) {
/* remove the file: prefix */
if(prelen < len && 0 == strncmp(prefix, decoded, prelen)) {
deslashed = decoded + prelen;
/* trim excess / characters from the beginning */
while('/' == deslashed[0] && '/' == deslashed[1])
deslashed++;
/* if the file doesn't exist, the first part might be a hostname */
if(0 > g_stat(deslashed, &sb) &&
NULL != (hostless = strchr(deslashed + 1, '/')) &&
0 == g_stat(hostless, &sb))
deslashed = hostless;
/* finally, add it to the list of torrents to try adding */
paths = g_list_append(paths, deslashed);
}
}
}
}
/* try to add any torrents we found */
if( NULL != paths )
{
action = tr_prefs_get_action( PREF_KEY_ADDSTD );
tr_core_add_list( data->core, paths, action, FALSE );
tr_core_torrents_added( data->core );
g_list_free(paths);
}
freestrlist(freeables);
g_free(files);
}
gtk_drag_finish(dc, (NULL != paths), FALSE, time);
}
static void
setupdrag(GtkWidget *widget, struct cbdata *data) {
GtkTargetEntry targets[] = {
{ "STRING", 0, 0 },
{ "text/plain", 0, 0 },
{ "text/uri-list", 0, 0 },
};
g_signal_connect(widget, "drag_data_received", G_CALLBACK(gotdrag), data);
gtk_drag_dest_set(widget, GTK_DEST_DEFAULT_ALL, targets,
ALEN(targets), GDK_ACTION_COPY | GDK_ACTION_MOVE);
}
static void
coreerr( TrCore * core SHUTUP, enum tr_core_err code, const char * msg,
gpointer gdata )
{
struct cbdata * cbdata = gdata;
char * joined;
switch( code )
{
case TR_CORE_ERR_ADD_TORRENT:
cbdata->errqueue = g_list_append( cbdata->errqueue,
g_strdup( msg ) );
return;
case TR_CORE_ERR_NO_MORE_TORRENTS:
if( NULL != cbdata->errqueue )
{
joined = joinstrlist( cbdata->errqueue, "\n" );
errmsg( cbdata->wind,
ngettext( "Failed to load torrent file:\n%s",
"Failed to load torrent files:\n%s",
g_list_length( cbdata->errqueue ) ),
joined );
g_list_foreach( cbdata->errqueue, (GFunc) g_free, NULL );
g_list_free( cbdata->errqueue );
cbdata->errqueue = NULL;
g_free( joined );
}
return;
case TR_CORE_ERR_SAVE_STATE:
errmsg( cbdata->wind, "%s", msg );
return;
}
g_assert_not_reached();
}
void
coreprompt( TrCore * core, GList * paths, enum tr_torrent_action act,
gboolean paused, gpointer gdata )
{
struct cbdata * cbdata = gdata;
promptfordir( cbdata->wind, core, paths, NULL, 0, act, paused );
}
void
corepromptdata( TrCore * core, uint8_t * data, size_t size,
gboolean paused, gpointer gdata )
{
struct cbdata * cbdata = gdata;
promptfordir( cbdata->wind, core, NULL, data, size, TR_TOR_LEAVE, paused );
}
static void
readinitialprefs( struct cbdata * cbdata )
{
size_t i;
const char * keys[] =
{
PREF_KEY_PORT,
PREF_KEY_DL_LIMIT_ENABLED,
PREF_KEY_DL_LIMIT,
PREF_KEY_UL_LIMIT_ENABLED,
PREF_KEY_UL_LIMIT,
PREF_KEY_NAT,
PREF_KEY_PEX,
PREF_KEY_SYSTRAY,
PREF_KEY_ENCRYPTED_ONLY
};
for( i=0; i<G_N_ELEMENTS(keys); ++i )
prefschanged( NULL, keys[i], cbdata );
}
static void
prefschanged( TrCore * core UNUSED, const char * key, gpointer data )
{
struct cbdata * cbdata = data;
tr_handle * tr = tr_core_handle( cbdata->core );
if( !strcmp( key, PREF_KEY_ENCRYPTED_ONLY ) )
{
const gboolean crypto_only = pref_flag_get( key );
tr_setEncryptionMode( tr, crypto_only ? TR_ENCRYPTION_REQUIRED
: TR_ENCRYPTION_PREFERRED );
}
else if( !strcmp( key, PREF_KEY_PORT ) )
{
const int port = pref_int_get( key );
tr_setBindPort( tr, port );
}
else if( !strcmp( key, PREF_KEY_DL_LIMIT_ENABLED ) )
{
const gboolean b = pref_flag_get( key );
tr_setUseGlobalSpeedLimit( tr, TR_DOWN, b );
}
else if( !strcmp( key, PREF_KEY_DL_LIMIT ) )
{
const int limit = pref_int_get( key );
tr_setGlobalSpeedLimit( tr, TR_DOWN, limit );
}
else if( !strcmp( key, PREF_KEY_UL_LIMIT_ENABLED ) )
{
const gboolean b = pref_flag_get( key );
tr_setUseGlobalSpeedLimit( tr, TR_UP, b );
}
else if( !strcmp( key, PREF_KEY_UL_LIMIT ) )
{
const int limit = pref_int_get( key );
tr_setGlobalSpeedLimit( tr, TR_UP, limit );
}
else if( !strcmp( key, PREF_KEY_NAT ) )
{
const gboolean enabled = pref_flag_get( key );
tr_natTraversalEnable( tr, enabled );
}
else if( !strcmp( key, PREF_KEY_SYSTRAY ) )
{
if( pref_flag_get( key ) )
{
makeicon( cbdata );
}
else if( cbdata->icon )
{
g_object_unref( cbdata->icon );
cbdata->icon = NULL;
}
}
else if( !strcmp( key, PREF_KEY_PEX ) )
{
gboolean enabled = pref_flag_get( key );
tr_torrentIterate( tr, setpex, &enabled );
}
}
void
setpex( tr_torrent * tor, void * arg )
{
gboolean * val;
val = arg;
tr_torrentDisablePex( tor, !(*val) );
}
gboolean
updatemodel(gpointer gdata) {
struct cbdata *data = gdata;
float up, down;
if( !data->closing && 0 < global_sigcount )
{
wannaquit( data );
return FALSE;
}
/* update the torrent data in the model */
tr_core_update( data->core );
/* update the main window's statusbar and toolbar buttons */
if( NULL != data->wind )
{
tr_torrentRates( tr_core_handle( data->core ), &down, &up );
tr_window_update( data->wind, down, up );
}
/* update the message window */
msgwin_update();
return TRUE;
}
/* returns a GList containing a GtkTreeRowReference to each selected row */
static GList *
getselection( struct cbdata * cbdata )
{
GList * rows = NULL;
if( NULL != cbdata->wind )
{
GList * ii;
GtkTreeSelection *s = tr_window_get_selection(cbdata->wind);
GtkTreeModel * model = tr_core_model( cbdata->core );
rows = gtk_tree_selection_get_selected_rows( s, NULL );
for( ii = rows; NULL != ii; ii = ii->next )
{
GtkTreeRowReference * ref = gtk_tree_row_reference_new(
model, ii->data );
gtk_tree_path_free( ii->data );
ii->data = ref;
}
}
return rows;
}
static void
about ( void )
{
GtkWidget * w = gtk_about_dialog_new ();
GtkAboutDialog * a = GTK_ABOUT_DIALOG (w);
const char *authors[] = { "Charles Kerr (Back-end; GTK+)",
"Mitchell Livingston (Back-end; OS X)",
"Eric Petit (Back-end; OS X)",
"Josh Elsasser (Daemon; Back-end; GTK+)",
"Bryan Varner (BeOS)",
NULL };
gtk_about_dialog_set_version (a, LONG_VERSION_STRING );
#ifdef SHOW_LICENSE
gtk_about_dialog_set_license (a, LICENSE);
gtk_about_dialog_set_wrap_license (a, TRUE);
#endif
gtk_about_dialog_set_logo_icon_name( a, "transmission-logo" );
gtk_about_dialog_set_comments( a, _("A simple yet powerful BitTorrent Client") );
gtk_about_dialog_set_website( a, "http://transmission.m0k.org/" );
gtk_about_dialog_set_copyright( a, _("Copyright 2005-2007 The Transmission Project") );
gtk_about_dialog_set_authors( a, authors );
gtk_about_dialog_set_translator_credits( a, _("translator-credits") );
g_signal_connect_swapped( w, "response", G_CALLBACK (gtk_widget_destroy), w );
gtk_widget_show_all( w );
}
static void
startTorrentForeach (GtkTreeModel * model,
GtkTreePath * path UNUSED,
GtkTreeIter * iter,
gpointer data UNUSED)
{
TrTorrent * tor = NULL;
gtk_tree_model_get( model, iter, MC_TORRENT, &tor, -1 );
tr_torrent_start( tor );
g_object_unref( G_OBJECT( tor ) );
}
static void
stopTorrentForeach (GtkTreeModel * model,
GtkTreePath * path UNUSED,
GtkTreeIter * iter,
gpointer data UNUSED)
{
TrTorrent * tor = NULL;
gtk_tree_model_get( model, iter, MC_TORRENT, &tor, -1 );
tr_torrent_stop( tor );
g_object_unref( G_OBJECT( tor ) );
}
static void
updateTrackerForeach (GtkTreeModel * model,
GtkTreePath * path UNUSED,
GtkTreeIter * iter,
gpointer data UNUSED)
{
TrTorrent * tor = NULL;
gtk_tree_model_get( model, iter, MC_TORRENT, &tor, -1 );
tr_manualUpdate( tr_torrent_handle( tor ) );
g_object_unref( G_OBJECT( tor ) );
}
static void
showInfoForeach (GtkTreeModel * model,
GtkTreePath * path UNUSED,
GtkTreeIter * iter,
gpointer data UNUSED)
{
TrTorrent * tor = NULL;
GtkWidget * w;
gtk_tree_model_get( model, iter, MC_TORRENT, &tor, -1 );
w = torrent_inspector_new( GTK_WINDOW(data), tor );
gtk_widget_show( w );
g_object_unref( G_OBJECT( tor ) );
}
static void
recheckTorrentForeach (GtkTreeModel * model,
GtkTreePath * path UNUSED,
GtkTreeIter * iter,
gpointer data UNUSED)
{
TrTorrent * gtor = NULL;
gtk_tree_model_get( model, iter, MC_TORRENT, &gtor, -1 );
tr_torrentRecheck( tr_torrent_handle( gtor ) );
g_object_unref( G_OBJECT( gtor ) );
}
static gboolean
msgwinclosed()
{
action_toggle( "toggle-debug-window", FALSE );
return FALSE;
}
void
doAction ( const char * action_name, gpointer user_data )
{
struct cbdata * data = (struct cbdata *) user_data;
gboolean changed = FALSE;
if (!strcmp (action_name, "add-torrent"))
{
makeaddwind( data->wind, data->core );
}
else if (!strcmp (action_name, "start-torrent"))
{
GtkTreeSelection * s = tr_window_get_selection(data->wind);
gtk_tree_selection_selected_foreach( s, startTorrentForeach, NULL );
changed |= gtk_tree_selection_count_selected_rows( s ) != 0;
}
else if (!strcmp (action_name, "pause-torrent"))
{
GtkTreeSelection * s = tr_window_get_selection(data->wind);
gtk_tree_selection_selected_foreach( s, stopTorrentForeach, NULL );
changed |= gtk_tree_selection_count_selected_rows( s ) != 0;
}
else if (!strcmp (action_name, "verify-torrent"))
{
GtkTreeSelection * s = tr_window_get_selection(data->wind);
gtk_tree_selection_selected_foreach( s, recheckTorrentForeach, NULL );
changed |= gtk_tree_selection_count_selected_rows( s ) != 0;
}
else if (!strcmp (action_name, "show-torrent-details"))
{
GtkTreeSelection * s = tr_window_get_selection(data->wind);
gtk_tree_selection_selected_foreach( s, showInfoForeach, data->wind );
}
else if (!strcmp( action_name, "update-tracker"))
{
GtkTreeSelection * s = tr_window_get_selection(data->wind);
gtk_tree_selection_selected_foreach( s, updateTrackerForeach, data->wind );
}
else if (!strcmp (action_name, "create-torrent"))
{
GtkWidget * w = make_meta_ui( GTK_WINDOW( data->wind ), tr_core_handle( data->core ) );
gtk_widget_show_all( w );
}
else if (!strcmp (action_name, "remove-torrent"))
{
/* this modifies the model's contents, so can't use foreach */
GList *l, *sel = getselection( data );
GtkTreeModel *model = tr_core_model( data->core );
for( l=sel; l!=NULL; l=l->next )
{
GtkTreeIter iter;
GtkTreeRowReference * reference = (GtkTreeRowReference *) l->data;
GtkTreePath * path = gtk_tree_row_reference_get_path( reference );
gtk_tree_model_get_iter( model, &iter, path );
tr_core_delete_torrent( data->core, &iter );
gtk_tree_row_reference_free( reference );
changed = TRUE;
}
g_list_free( sel );
}
else if (!strcmp (action_name, "close"))
{
if( data->wind != NULL )
winclose( NULL, NULL, data );
}
else if (!strcmp (action_name, "quit"))
{
askquit( data->core, data->wind, wannaquit, data );
}
else if (!strcmp (action_name, "select-all"))
{
GtkTreeSelection * s = tr_window_get_selection(data->wind);
gtk_tree_selection_select_all( s );
}
else if (!strcmp (action_name, "unselect-all"))
{
GtkTreeSelection * s = tr_window_get_selection(data->wind);
gtk_tree_selection_unselect_all( s );
}
else if (!strcmp (action_name, "edit-preferences"))
{
if( NULL == data->prefs )
{
data->prefs = tr_prefs_dialog_new( G_OBJECT(data->core), data->wind );
g_signal_connect( data->prefs, "destroy",
G_CALLBACK( gtk_widget_destroyed ), &data->prefs );
gtk_widget_show( GTK_WIDGET( data->prefs ) );
}
}
else if (!strcmp (action_name, "toggle-debug-window"))
{
if( !data->msgwin )
{
GtkWidget * win = msgwin_create( data->core );
g_signal_connect( win, "destroy", G_CALLBACK( msgwinclosed ),
NULL );
data->msgwin = win;
}
else
{
action_toggle("toggle-debug-window", FALSE);
gtk_widget_destroy( data->msgwin );
data->msgwin = NULL;
}
}
else if (!strcmp (action_name, "show-about-dialog"))
{
about();
}
else if (!strcmp (action_name, "toggle-main-window"))
{
GtkWidget * w = GTK_WIDGET (data->wind);
if (GTK_WIDGET_VISIBLE(w))
gtk_widget_hide (w);
else
gtk_window_present (GTK_WINDOW(w));
}
else g_error ("Unhandled action: %s", action_name );
if(changed)
{
updatemodel( data );
tr_core_save( data->core );
}
}
static void
setupsighandlers(void) {
int sigs[] = {SIGHUP, SIGINT, SIGQUIT, SIGTERM};
struct sigaction sa;
int ii;
memset(&sa, 0, sizeof(sa));
sa.sa_handler = fatalsig;
for(ii = 0; ii < ALEN(sigs); ii++)
sigaction(sigs[ii], &sa, NULL);
}
static void
fatalsig(int sig) {
struct sigaction sa;
if(SIGCOUNT_MAX <= ++global_sigcount) {
memset(&sa, 0, sizeof(sa));
sa.sa_handler = SIG_DFL;
sigaction(sig, &sa, NULL);
raise(sig);
}
}
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