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mutter-performance-source/tests/interactive/test-binding-pool.c
Emmanuele Bassi cd08dc6327 [tests] Fix a segfault in the binding-pool test 
The commit that moved all the properties to floats missed the
test-binding-pool interactive test.
2009-06-11 12:36:41 +01:00

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#include <stdlib.h>
#include <stdio.h>
#include <glib.h>
#include <gmodule.h>
#include <clutter/clutter.h>
#include <clutter/clutter-keysyms.h>
#define TYPE_KEY_GROUP (key_group_get_type ())
#define KEY_GROUP(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), TYPE_KEY_GROUP, KeyGroup))
#define IS_KEY_GROUP(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), TYPE_KEY_GROUP))
#define KEY_GROUP_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), TYPE_KEY_GROUP, KeyGroupClass))
#define IS_KEY_GROUP_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), TYPE_KEY_GROUP))
typedef struct _KeyGroup KeyGroup;
typedef struct _KeyGroupClass KeyGroupClass;
struct _KeyGroup
{
ClutterGroup parent_instance;
gint selected_index;
};
struct _KeyGroupClass
{
ClutterGroupClass parent_class;
void (* activate) (KeyGroup *group,
ClutterActor *child);
};
G_DEFINE_TYPE (KeyGroup, key_group, CLUTTER_TYPE_GROUP);
enum
{
ACTIVATE,
LAST_SIGNAL
};
static guint group_signals[LAST_SIGNAL] = { 0, };
static gboolean
key_group_action_move_left (KeyGroup *self,
const gchar *action_name,
guint key_val,
ClutterModifierType modifiers)
{
gint n_children;
g_debug ("%s: activated '%s' (k:%d, m:%d)",
G_STRLOC,
action_name,
key_val,
modifiers);
n_children = clutter_group_get_n_children (CLUTTER_GROUP (self));
self->selected_index -= 1;
if (self->selected_index < 0)
self->selected_index = n_children - 1;
return TRUE;
}
static gboolean
key_group_action_move_right (KeyGroup *self,
const gchar *action_name,
guint key_val,
ClutterModifierType modifiers)
{
gint n_children;
g_debug ("%s: activated '%s' (k:%d, m:%d)",
G_STRLOC,
action_name,
key_val,
modifiers);
n_children = clutter_group_get_n_children (CLUTTER_GROUP (self));
self->selected_index += 1;
if (self->selected_index >= n_children)
self->selected_index = 0;
return TRUE;
}
static gboolean
key_group_action_activate (KeyGroup *self,
const gchar *action_name,
guint key_val,
ClutterModifierType modifiers)
{
ClutterActor *child = NULL;
g_debug ("%s: activated '%s' (k:%d, m:%d)",
G_STRLOC,
action_name,
key_val,
modifiers);
if (self->selected_index == -1)
return FALSE;
child = clutter_group_get_nth_child (CLUTTER_GROUP (self),
self->selected_index);
if (child)
{
g_signal_emit (self, group_signals[ACTIVATE], 0, child);
return TRUE;
}
else
return FALSE;
}
static gboolean
key_group_key_press (ClutterActor *actor,
ClutterKeyEvent *event)
{
ClutterBindingPool *pool;
gboolean res;
pool = clutter_binding_pool_find (G_OBJECT_TYPE_NAME (actor));
g_assert (pool != NULL);
res = clutter_binding_pool_activate (pool,
event->keyval,
event->modifier_state,
G_OBJECT (actor));
/* if we activate a key binding, redraw the actor */
if (res)
clutter_actor_queue_redraw (actor);
return res;
}
static void
key_group_paint (ClutterActor *actor)
{
KeyGroup *self = KEY_GROUP (actor);
GList *children, *l;
gint i;
children = clutter_container_get_children (CLUTTER_CONTAINER (self));
for (l = children, i = 0; l != NULL; l = l->next, i++)
{
ClutterActor *child = l->data;
/* paint the selection rectangle */
if (i == self->selected_index)
{
ClutterActorBox box = { 0, };
clutter_actor_get_allocation_box (child, &box);
box.x1 -= 2;
box.y1 -= 2;
box.x2 += 2;
box.y2 += 2;
cogl_set_source_color4ub (255, 255, 0, 224);
cogl_rectangle (box.x1, box.y1, box.x2, box.y2);
}
clutter_actor_paint (child);
}
g_list_free (children);
}
static void
key_group_finalize (GObject *gobject)
{
G_OBJECT_CLASS (key_group_parent_class)->finalize (gobject);
}
static void
key_group_class_init (KeyGroupClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
ClutterActorClass *actor_class = CLUTTER_ACTOR_CLASS (klass);
ClutterBindingPool *binding_pool;
gobject_class->finalize = key_group_finalize;
actor_class->paint = key_group_paint;
actor_class->key_press_event = key_group_key_press;
group_signals[ACTIVATE] =
g_signal_new (g_intern_static_string ("activate"),
G_OBJECT_CLASS_TYPE (gobject_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (KeyGroupClass, activate),
NULL, NULL,
g_cclosure_marshal_VOID__OBJECT,
G_TYPE_NONE, 1,
CLUTTER_TYPE_ACTOR);
binding_pool = clutter_binding_pool_get_for_class (klass);
clutter_binding_pool_install_action (binding_pool, "move-right",
CLUTTER_Right, 0,
G_CALLBACK (key_group_action_move_right),
NULL, NULL);
clutter_binding_pool_install_action (binding_pool, "move-left",
CLUTTER_Left, 0,
G_CALLBACK (key_group_action_move_left),
NULL, NULL);
clutter_binding_pool_install_action (binding_pool, "activate",
CLUTTER_Return, 0,
G_CALLBACK (key_group_action_activate),
NULL, NULL);
clutter_binding_pool_install_action (binding_pool, "activate",
CLUTTER_KP_Enter, 0,
G_CALLBACK (key_group_action_activate),
NULL, NULL);
clutter_binding_pool_install_action (binding_pool, "activate",
CLUTTER_ISO_Enter, 0,
G_CALLBACK (key_group_action_activate),
NULL, NULL);
}
static void
key_group_init (KeyGroup *self)
{
self->selected_index = -1;
}
static void
on_key_group_activate (KeyGroup *group,
ClutterActor *child)
{
g_print ("Child '%d' activated!\n", clutter_actor_get_gid (child));
}
G_MODULE_EXPORT int
test_binding_pool_main (int argc, char *argv[])
{
ClutterActor *stage, *key_group;
ClutterColor red_color = { 255, 0, 0, 255 };
ClutterColor green_color = { 0, 255, 0, 255 };
ClutterColor blue_color = { 0, 0, 255, 255 };
gint group_x, group_y;
clutter_init (&argc, &argv);
stage = clutter_stage_get_default ();
g_signal_connect (stage,
"button-press-event", G_CALLBACK (clutter_main_quit),
NULL);
key_group = g_object_new (TYPE_KEY_GROUP, NULL);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), key_group);
/* add three rectangles to the key group */
clutter_container_add (CLUTTER_CONTAINER (key_group),
g_object_new (CLUTTER_TYPE_RECTANGLE,
"color", &red_color,
"width", 50.0,
"height", 50.0,
"x", 0.0,
"y", 0.0,
NULL),
g_object_new (CLUTTER_TYPE_RECTANGLE,
"color", &green_color,
"width", 50.0,
"height", 50.0,
"x", 75.0,
"y", 0.0,
NULL),
g_object_new (CLUTTER_TYPE_RECTANGLE,
"color", &blue_color,
"width", 50.0,
"height", 50.0,
"x", 150.0,
"y", 0.0,
NULL),
NULL);
g_signal_connect (key_group,
"activate", G_CALLBACK (on_key_group_activate),
NULL);
group_x =
(clutter_actor_get_width (stage) - clutter_actor_get_width (key_group))
/ 2;
group_y =
(clutter_actor_get_height (stage) - clutter_actor_get_height (key_group))
/ 2;
clutter_actor_set_position (key_group, group_x, group_y);
clutter_actor_set_reactive (key_group, TRUE);
clutter_stage_set_key_focus (CLUTTER_STAGE (stage), key_group);
clutter_actor_show (stage);
clutter_main ();
return EXIT_SUCCESS;
}
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