gtk/tests/testsocket.c
Matthias Clasen 7d7bbef321 Remove an extraneous unref. (#122336, Frederic Crozat)
Sun Oct  5 23:59:03 2003  Matthias Clasen  <maclas@gmx.de>

	* tests/testsocket.c (child_read_watch): Remove an
        extraneous unref.  (#122336, Frederic Crozat)
2003-10-05 22:00:49 +00:00

362 lines
8.6 KiB
C

#undef GTK_DISABLE_DEPRECATED
#include <gtk/gtk.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
int n_children = 0;
GSList *sockets = NULL;
GtkWidget *window;
GtkWidget *vbox;
typedef struct
{
GtkWidget *box;
GtkWidget *frame;
GtkWidget *socket;
} Socket;
extern guint32 create_child_plug (guint32 xid,
gboolean local);
static void
quit_cb (gpointer callback_data,
guint callback_action,
GtkWidget *widget)
{
GtkWidget *message_dialog = gtk_message_dialog_new (GTK_WINDOW (window), 0,
GTK_MESSAGE_QUESTION,
GTK_BUTTONS_YES_NO,
"Really Quit?");
gtk_dialog_set_default_response (GTK_DIALOG (message_dialog), GTK_RESPONSE_NO);
if (gtk_dialog_run (GTK_DIALOG (message_dialog)) == GTK_RESPONSE_YES)
gtk_widget_destroy (window);
gtk_widget_destroy (message_dialog);
}
static GtkItemFactoryEntry menu_items[] =
{
{ "/_File", NULL, 0, 0, "<Branch>" },
{ "/File/_Quit", "<control>Q", quit_cb, 0 },
};
static void
socket_destroyed (GtkWidget *widget,
Socket *socket)
{
sockets = g_slist_remove (sockets, socket);
g_free (socket);
}
static void
plug_added (GtkWidget *widget,
Socket *socket)
{
g_print ("Plug added to socket\n");
gtk_widget_show (socket->socket);
gtk_widget_hide (socket->frame);
}
static gboolean
plug_removed (GtkWidget *widget,
Socket *socket)
{
g_print ("Plug removed from socket\n");
gtk_widget_hide (socket->socket);
gtk_widget_show (socket->frame);
return TRUE;
}
static Socket *
create_socket (void)
{
GtkWidget *label;
Socket *socket = g_new (Socket, 1);
socket->box = gtk_vbox_new (FALSE, 0);
socket->socket = gtk_socket_new ();
gtk_box_pack_start (GTK_BOX (socket->box), socket->socket, TRUE, TRUE, 0);
socket->frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (socket->frame), GTK_SHADOW_IN);
gtk_box_pack_start (GTK_BOX (socket->box), socket->frame, TRUE, TRUE, 0);
gtk_widget_show (socket->frame);
label = gtk_label_new (NULL);
gtk_label_set_markup (GTK_LABEL (label), "<span color=\"red\">Empty</span>");
gtk_container_add (GTK_CONTAINER (socket->frame), label);
gtk_widget_show (label);
sockets = g_slist_prepend (sockets, socket);
g_signal_connect (socket->socket, "destroy",
G_CALLBACK (socket_destroyed), socket);
g_signal_connect (socket->socket, "plug_added",
G_CALLBACK (plug_added), socket);
g_signal_connect (socket->socket, "plug_removed",
G_CALLBACK (plug_removed), socket);
return socket;
}
void
steal (GtkWidget *window, GtkEntry *entry)
{
guint32 xid;
const gchar *text;
Socket *socket;
text = gtk_entry_get_text (entry);
xid = strtol (text, NULL, 0);
if (xid == 0)
{
g_warning ("Invalid window id '%s'\n", text);
return;
}
socket = create_socket ();
gtk_box_pack_start (GTK_BOX (vbox), socket->box, TRUE, TRUE, 0);
gtk_widget_show (socket->box);
gtk_socket_steal (GTK_SOCKET (socket->socket), xid);
}
void
remove_child (GtkWidget *window)
{
if (sockets)
{
Socket *socket = sockets->data;
gtk_widget_destroy (socket->box);
}
}
static gboolean
child_read_watch (GIOChannel *channel, GIOCondition cond, gpointer data)
{
GIOStatus status;
GError *error = NULL;
char *line;
gsize term;
int xid;
status = g_io_channel_read_line (channel, &line, NULL, &term, &error);
switch (status)
{
case G_IO_STATUS_NORMAL:
line[term] = '\0';
xid = strtol (line, NULL, 0);
if (xid == 0)
{
fprintf (stderr, "Invalid window id '%s'\n", line);
}
else
{
Socket *socket = create_socket ();
gtk_box_pack_start (GTK_BOX (vbox), socket->box, TRUE, TRUE, 0);
gtk_widget_show (socket->box);
gtk_socket_add_id (GTK_SOCKET (socket->socket), xid);
}
g_free (line);
return TRUE;
case G_IO_STATUS_AGAIN:
return TRUE;
case G_IO_STATUS_EOF:
n_children--;
return FALSE;
case G_IO_STATUS_ERROR:
fprintf (stderr, "Error reading fd from child: %s\n", error->message);
exit (1);
return FALSE;
default:
g_assert_not_reached ();
return FALSE;
}
}
void
add_child (GtkWidget *window,
gboolean active)
{
Socket *socket;
char *argv[3] = { "./testsocket_child", NULL, NULL };
char buffer[20];
int out_fd;
GIOChannel *channel;
GError *error = NULL;
if (active)
{
socket = create_socket ();
gtk_box_pack_start (GTK_BOX (vbox), socket->box, TRUE, TRUE, 0);
gtk_widget_show (socket->box);
sprintf(buffer, "%#lx", (gulong) gtk_socket_get_id (GTK_SOCKET (socket->socket)));
argv[1] = buffer;
}
if (!g_spawn_async_with_pipes (NULL, argv, NULL, 0, NULL, NULL, NULL, NULL, &out_fd, NULL, &error))
{
fprintf (stderr, "Can't exec testsocket_child: %s\n", error->message);
exit (1);
}
n_children++;
channel = g_io_channel_unix_new (out_fd);
g_io_channel_set_close_on_unref (channel, TRUE);
g_io_channel_set_flags (channel, G_IO_FLAG_NONBLOCK, &error);
if (error)
{
fprintf (stderr, "Error making channel non-blocking: %s\n", error->message);
exit (1);
}
g_io_add_watch (channel, G_IO_IN | G_IO_HUP, child_read_watch, NULL);
g_io_channel_unref (channel);
}
void
add_active_child (GtkWidget *window)
{
add_child (window, TRUE);
}
void
add_passive_child (GtkWidget *window)
{
add_child (window, FALSE);
}
void
add_local_active_child (GtkWidget *window)
{
Socket *socket;
socket = create_socket ();
gtk_box_pack_start (GTK_BOX (vbox), socket->box, TRUE, TRUE, 0);
gtk_widget_show (socket->box);
create_child_plug (gtk_socket_get_id (GTK_SOCKET (socket->socket)), TRUE);
}
void
add_local_passive_child (GtkWidget *window)
{
Socket *socket;
GdkNativeWindow xid;
socket = create_socket ();
gtk_box_pack_start (GTK_BOX (vbox), socket->box, TRUE, TRUE, 0);
gtk_widget_show (socket->box);
xid = create_child_plug (0, TRUE);
gtk_socket_add_id (GTK_SOCKET (socket->socket), xid);
}
int
main (int argc, char *argv[])
{
GtkWidget *button;
GtkWidget *hbox;
GtkWidget *entry;
GtkAccelGroup *accel_group;
GtkItemFactory *item_factory;
gtk_init (&argc, &argv);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_main_quit), NULL);
gtk_window_set_title (GTK_WINDOW (window), "Socket Test");
gtk_container_set_border_width (GTK_CONTAINER (window), 0);
vbox = gtk_vbox_new (FALSE, 0);
gtk_container_add (GTK_CONTAINER (window), vbox);
accel_group = gtk_accel_group_new ();
gtk_window_add_accel_group (GTK_WINDOW (window), accel_group);
item_factory = gtk_item_factory_new (GTK_TYPE_MENU_BAR, "<main>", accel_group);
gtk_item_factory_create_items (item_factory,
G_N_ELEMENTS (menu_items), menu_items,
NULL);
gtk_box_pack_start (GTK_BOX (vbox),
gtk_item_factory_get_widget (item_factory, "<main>"),
FALSE, FALSE, 0);
button = gtk_button_new_with_label ("Add Active Child");
gtk_box_pack_start (GTK_BOX(vbox), button, FALSE, FALSE, 0);
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (add_active_child), vbox);
button = gtk_button_new_with_label ("Add Passive Child");
gtk_box_pack_start (GTK_BOX(vbox), button, FALSE, FALSE, 0);
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (add_passive_child), vbox);
button = gtk_button_new_with_label ("Add Local Active Child");
gtk_box_pack_start (GTK_BOX(vbox), button, FALSE, FALSE, 0);
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (add_local_active_child), vbox);
button = gtk_button_new_with_label ("Add Local Passive Child");
gtk_box_pack_start (GTK_BOX(vbox), button, FALSE, FALSE, 0);
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (add_local_passive_child), vbox);
button = gtk_button_new_with_label ("Remove Last Child");
gtk_box_pack_start (GTK_BOX(vbox), button, FALSE, FALSE, 0);
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (remove_child), vbox);
hbox = gtk_hbox_new (FALSE, 0);
gtk_box_pack_start (GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
entry = gtk_entry_new ();
gtk_box_pack_start (GTK_BOX(hbox), entry, FALSE, FALSE, 0);
button = gtk_button_new_with_label ("Steal");
gtk_box_pack_start (GTK_BOX(hbox), button, FALSE, FALSE, 0);
g_signal_connect (button, "clicked",
G_CALLBACK (steal),
entry);
gtk_widget_show_all (window);
gtk_main ();
if (n_children)
{
g_print ("Waiting for children to exit\n");
while (n_children)
g_main_context_iteration (NULL, TRUE);
}
return 0;
}