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#include <gdk-pixbuf/gdk-pixbuf.h>
typedef struct
{
gint area_prepared_cb_count;
gint area_updated_cb_count;
gint closed_cb_count;
gint size_prepared_cb_count;
} SignalsCounters;
void
area_prepared_cb (GdkPixbufLoader *self, gpointer user_data)
{
SignalsCounters *counters = (SignalsCounters *) user_data;
counters->area_prepared_cb_count++;
}
void
area_updated_cb (GdkPixbufLoader *self, gint x, gint y, gint width, gint height, gpointer user_data)
{
SignalsCounters *counters = (SignalsCounters *) user_data;
counters->area_updated_cb_count++;
g_assert_cmpint (x, ==, 0);
g_assert_cmpint (y, ==, 0);
g_assert_cmpint (width, ==, 200);
g_assert_cmpint (height, ==, 200);
}
void
closed_cb (GdkPixbufLoader *self, gpointer user_data)
{
SignalsCounters *counters = (SignalsCounters *) user_data;
counters->closed_cb_count++;
}
void
size_prepared_cb (GdkPixbufLoader *self, gint width, gint height, gpointer user_data)
{
SignalsCounters *counters = (SignalsCounters *) user_data;
counters->size_prepared_cb_count++;
g_assert_cmpint (width, ==, 200);
g_assert_cmpint (height, ==, 200);
}
gint
main (gint argc, gchar **argv)
{
gchar **env = g_get_environ ();
GError *error = NULL;
gsize pixbuf_size;
guchar *pixbuf_data = NULL;
SignalsCounters counters = { 0 };
GdkPixbufLoader *loader = gdk_pixbuf_loader_new ();
g_signal_connect (G_OBJECT (loader), "area-prepared",
G_CALLBACK (area_prepared_cb), &counters);
g_signal_connect (G_OBJECT (loader), "area-updated",
G_CALLBACK (area_updated_cb), &counters);
g_signal_connect (G_OBJECT (loader), "closed", G_CALLBACK (closed_cb), &counters);
g_signal_connect (G_OBJECT (loader), "size-prepared",
G_CALLBACK (size_prepared_cb), &counters);
g_file_get_contents (g_environ_getenv (env, "TEST_FILE"),
(gchar **) &pixbuf_data, &pixbuf_size, &error);
if (error)
g_error ("%s", error->message);
g_assert (error == NULL);
gdk_pixbuf_loader_write (loader, pixbuf_data, pixbuf_size, &error);
if (error)
g_error ("%s", error->message);
g_assert (error == NULL);
g_clear_pointer (&pixbuf_data, g_free);
gdk_pixbuf_loader_close (loader, &error);
if (error)
g_error ("%s", error->message);
g_assert (error == NULL);
g_clear_object (&loader);
g_clear_pointer (&env, g_strfreev);
g_assert_cmpint (counters.area_prepared_cb_count, ==, 1);
g_assert_cmpint (counters.area_updated_cb_count, ==, 1);
g_assert_cmpint (counters.closed_cb_count, ==, 1);
g_assert_cmpint (counters.size_prepared_cb_count, ==, 1);
return 0;
}
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