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Code Issues Releases Wiki Activity

(gtk) gracefully handle users closing the preferences dialog before the portcheck thread is done

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This commit is contained in:
Charles Kerr 2008-02-07 16:17:52 +00:00
parent 19210bebf2
commit 940ac6a52a
1 changed files with 46 additions and 17 deletions
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63
gtk/tr_prefs.c
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@ -214,33 +214,57 @@ target_invert_cb( GtkWidget * widget, gpointer target )
gtk_widget_set_sensitive( GTK_WIDGET(target), !gtk_toggle_button_get_active( GTK_TOGGLE_BUTTON(widget) ) );
}
static gpointer
test_port( gpointer l )
struct test_port_data
{
GObject * o = G_OBJECT( l );
GtkSpinButton * spin = GTK_SPIN_BUTTON( g_object_get_data( o, "tr-port-spin" ) );
GtkWidget * label;
gboolean * alive;
};
const int port = gtk_spin_button_get_value_as_int( spin );
int isOpen;
int size;
char * text;
char url[256];
static gpointer
test_port( gpointer data_gpointer )
{
struct test_port_data * data = data_gpointer;
g_usleep( G_USEC_PER_SEC * 3 ); /* give portmapping time to kick in */
snprintf( url, sizeof(url), "http://portcheck.transmissionbt.com/%d", port );
text = miniwget( url, &size );
/*g_message(" got len %d, [%*.*s]", size, size, size, text );*/
isOpen = text && *text=='1';
gtk_label_set_markup( GTK_LABEL(l), isOpen ? _("Port is <b>open</b>") : _("Port is <b>closed</b>") );
if( *data->alive )
{
GObject * o = G_OBJECT( data->label );
GtkSpinButton * spin = GTK_SPIN_BUTTON( g_object_get_data( o, "tr-port-spin" ) );
const int port = gtk_spin_button_get_value_as_int( spin );
int isOpen;
int size;
char * text;
char url[256];
g_usleep( G_USEC_PER_SEC * 3 ); /* give portmapping time to kick in */
snprintf( url, sizeof(url), "http://portcheck.transmissionbt.com/%d", port );
text = miniwget( url, &size );
/*g_message(" got len %d, [%*.*s]", size, size, size, text );*/
isOpen = text && *text=='1';
if( *data->alive )
gtk_label_set_markup( GTK_LABEL(data->label), isOpen
? _("Port is <b>open</b>")
: _("Port is <b>closed</b>") );
}
g_free( data );
return NULL;
}
static void
testing_port_cb( GtkWidget * unused UNUSED, gpointer l )
{
struct test_port_data * data = g_new0( struct test_port_data, 1 );
data->alive = g_object_get_data( G_OBJECT( l ), "alive" );
data->label = l;
gtk_label_set_markup( GTK_LABEL(l), _( "<i>Testing port...</i>" ) );
g_thread_create( test_port, l, FALSE, NULL );
g_thread_create( test_port, data, FALSE, NULL );
}
static void
dialogDestroyed( gpointer alive, GObject * dialog UNUSED )
{
*(gboolean*)alive = FALSE;
}
GtkWidget *
@ -254,6 +278,10 @@ tr_prefs_dialog_new( GObject * core, GtkWindow * parent )
GtkWidget * h;
GtkWidget * d;
GtkTooltips * tips;
gboolean * alive;
alive = g_new( gboolean, 1 );
*alive = TRUE;
tips = gtk_tooltips_new( );
@ -264,6 +292,7 @@ tr_prefs_dialog_new( GObject * core, GtkWindow * parent )
gtk_window_set_role( GTK_WINDOW(d), "transmission-preferences-dialog" );
gtk_dialog_set_has_separator( GTK_DIALOG( d ), FALSE );
gtk_container_set_border_width( GTK_CONTAINER( d ), GUI_PAD );
g_object_weak_ref( G_OBJECT( d ), dialogDestroyed, alive );
g_signal_connect( d, "response", G_CALLBACK(response_cb), core );
@ -332,7 +361,7 @@ tr_prefs_dialog_new( GObject * core, GtkWindow * parent )
hig_workarea_add_row( t, &row, _("Incoming TCP _Port"), h, w );
g_object_set_data( G_OBJECT(l), "tr-port-spin", w2 );
g_object_set_data( G_OBJECT(l), "tr-core", core );
g_object_set_data( G_OBJECT(l), "alive", alive );
testing_port_cb( NULL, l );
g_signal_connect( w, "toggled", G_CALLBACK(toggled_cb), l );