* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Code adapted from egg-spinner
* by Christian Hergert <christian.hergert@gmail.com>
#include "config.h"
-#include "gtkintl.h"
-#include "gtkaccessible.h"
-#include "gtkimage.h"
#include "gtkspinner.h"
-#include "gtkstyle.h"
+
+#include "gtkimage.h"
+#include "gtkintl.h"
+#include "gtkstylecontext.h"
+#include "a11y/gtkspinneraccessible.h"
/**
struct _GtkSpinnerPrivate
{
- guint current;
- guint num_steps;
- guint cycle_duration;
gboolean active;
- guint timeout;
};
-static void gtk_spinner_dispose (GObject *gobject);
-static void gtk_spinner_map (GtkWidget *widget);
-static void gtk_spinner_unmap (GtkWidget *widget);
static gboolean gtk_spinner_draw (GtkWidget *widget,
cairo_t *cr);
-static void gtk_spinner_style_set (GtkWidget *widget,
- GtkStyle *prev_style);
static void gtk_spinner_get_property (GObject *object,
guint param_id,
GValue *value,
gint *minimum_size,
gint *natural_size);
-static AtkObject *gtk_spinner_get_accessible (GtkWidget *widget);
-static GType gtk_spinner_accessible_get_type (void);
G_DEFINE_TYPE (GtkSpinner, gtk_spinner, GTK_TYPE_WIDGET)
gobject_class = G_OBJECT_CLASS(klass);
g_type_class_add_private (gobject_class, sizeof (GtkSpinnerPrivate));
- gobject_class->dispose = gtk_spinner_dispose;
gobject_class->get_property = gtk_spinner_get_property;
gobject_class->set_property = gtk_spinner_set_property;
widget_class = GTK_WIDGET_CLASS(klass);
- widget_class->map = gtk_spinner_map;
- widget_class->unmap = gtk_spinner_unmap;
widget_class->draw = gtk_spinner_draw;
- widget_class->style_set = gtk_spinner_style_set;
- widget_class->get_accessible = gtk_spinner_get_accessible;
widget_class->get_preferred_width = gtk_spinner_get_preferred_width;
widget_class->get_preferred_height = gtk_spinner_get_preferred_height;
P_("Whether the spinner is active"),
FALSE,
G_PARAM_READWRITE));
- /**
- * GtkSpinner:num-steps:
- *
- * The number of steps for the spinner to complete a full loop.
- * The animation will complete a full cycle in one second by default
- * (see the #GtkSpinner:cycle-duration style property).
- *
- * Since: 2.20
- */
- gtk_widget_class_install_style_property (widget_class,
- g_param_spec_uint ("num-steps",
- P_("Number of steps"),
- P_("The number of steps for the spinner to complete a full loop. The animation will complete a full cycle in one second by default (see #GtkSpinner:cycle-duration)."),
- 1,
- G_MAXUINT,
- 12,
- G_PARAM_READABLE));
-
- /**
- * GtkSpinner:cycle-duration:
- *
- * The duration in milliseconds for the spinner to complete a full cycle.
- *
- * Since: 2.20
- */
- gtk_widget_class_install_style_property (widget_class,
- g_param_spec_uint ("cycle-duration",
- P_("Animation duration"),
- P_("The length of time in milliseconds for the spinner to complete a full loop"),
- 500,
- G_MAXUINT,
- 1000,
- G_PARAM_READABLE));
+
+ gtk_widget_class_set_accessible_type (widget_class, GTK_TYPE_SPINNER_ACCESSIBLE);
}
static void
gtk_spinner_init (GtkSpinner *spinner)
{
GtkSpinnerPrivate *priv;
+ GtkStyleContext *context;
priv = G_TYPE_INSTANCE_GET_PRIVATE (spinner,
GTK_TYPE_SPINNER,
GtkSpinnerPrivate);
- priv->current = 0;
- priv->timeout = 0;
-
spinner->priv = priv;
gtk_widget_set_has_window (GTK_WIDGET (spinner), FALSE);
+
+ context = gtk_widget_get_style_context (GTK_WIDGET (spinner));
+ gtk_style_context_add_class (context, GTK_STYLE_CLASS_SPINNER);
}
static void
gtk_spinner_draw (GtkWidget *widget,
cairo_t *cr)
{
- GtkStateType state_type;
- GtkSpinnerPrivate *priv;
+ GtkStyleContext *context;
+ gint width, height;
+ gint size;
- priv = GTK_SPINNER (widget)->priv;
+ context = gtk_widget_get_style_context (widget);
- state_type = GTK_STATE_NORMAL;
- if (!gtk_widget_is_sensitive (widget))
- state_type = GTK_STATE_INSENSITIVE;
+ width = gtk_widget_get_allocated_width (widget);
+ height = gtk_widget_get_allocated_height (widget);
+ size = MIN (width, height);
- gtk_paint_spinner (gtk_widget_get_style (widget),
- cr,
- state_type,
- widget,
- "spinner",
- priv->current,
- 0, 0,
- gtk_widget_get_allocated_width (widget),
- gtk_widget_get_allocated_height (widget));
+ gtk_render_activity (context, cr,
+ (width - size) / 2,
+ (height - size) / 2,
+ size, size);
return FALSE;
}
-static gboolean
-gtk_spinner_timeout (gpointer data)
-{
- GtkSpinnerPrivate *priv;
-
- priv = GTK_SPINNER (data)->priv;
-
- if (priv->current + 1 >= priv->num_steps)
- priv->current = 0;
- else
- priv->current++;
-
- gtk_widget_queue_draw (GTK_WIDGET (data));
-
- return TRUE;
-}
-
-static void
-gtk_spinner_add_timeout (GtkSpinner *spinner)
-{
- GtkSpinnerPrivate *priv;
-
- priv = spinner->priv;
-
- priv->timeout = gdk_threads_add_timeout ((guint) priv->cycle_duration / priv->num_steps, gtk_spinner_timeout, spinner);
-}
-
-static void
-gtk_spinner_remove_timeout (GtkSpinner *spinner)
-{
- GtkSpinnerPrivate *priv;
-
- priv = spinner->priv;
-
- g_source_remove (priv->timeout);
- priv->timeout = 0;
-}
-
-static void
-gtk_spinner_map (GtkWidget *widget)
-{
- GtkSpinner *spinner = GTK_SPINNER (widget);
- GtkSpinnerPrivate *priv = spinner->priv;
-
- GTK_WIDGET_CLASS (gtk_spinner_parent_class)->map (widget);
-
- if (priv->active)
- gtk_spinner_add_timeout (spinner);
-}
-
-static void
-gtk_spinner_unmap (GtkWidget *widget)
-{
- GtkSpinner *spinner = GTK_SPINNER (widget);
- GtkSpinnerPrivate *priv = spinner->priv;
-
- if (priv->timeout != 0)
- gtk_spinner_remove_timeout (spinner);
-
- GTK_WIDGET_CLASS (gtk_spinner_parent_class)->unmap (widget);
-}
-
-static void
-gtk_spinner_style_set (GtkWidget *widget,
- GtkStyle *prev_style)
-{
- GtkSpinnerPrivate *priv;
-
- priv = GTK_SPINNER (widget)->priv;
-
- gtk_widget_style_get (GTK_WIDGET (widget),
- "num-steps", &(priv->num_steps),
- "cycle-duration", &(priv->cycle_duration),
- NULL);
-
- if (priv->current > priv->num_steps)
- priv->current = 0;
-}
-
-static void
-gtk_spinner_dispose (GObject *gobject)
-{
- GtkSpinnerPrivate *priv;
-
- priv = GTK_SPINNER (gobject)->priv;
-
- if (priv->timeout != 0)
- {
- gtk_spinner_remove_timeout (GTK_SPINNER (gobject));
- }
-
- G_OBJECT_CLASS (gtk_spinner_parent_class)->dispose (gobject);
-}
-
static void
gtk_spinner_set_active (GtkSpinner *spinner,
gboolean active)
g_object_notify (G_OBJECT (spinner), "active");
- if (active &&
- gtk_widget_get_realized (GTK_WIDGET (spinner)) &&
- priv->timeout == 0)
- {
- gtk_spinner_add_timeout (spinner);
- }
- else if (!active && priv->timeout != 0)
- {
- gtk_spinner_remove_timeout (spinner);
- }
- }
-}
-
-/* accessible implementation */
-
-static void
-gtk_spinner_accessible_image_get_size (AtkImage *image,
- gint *width,
- gint *height)
-{
- GtkAllocation allocation;
- GtkWidget *widget;
-
- widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (image));
- if (widget == NULL)
- {
- *width = *height = 0;
+ if (active)
+ gtk_widget_set_state_flags (GTK_WIDGET (spinner),
+ GTK_STATE_FLAG_ACTIVE, FALSE);
+ else
+ gtk_widget_unset_state_flags (GTK_WIDGET (spinner),
+ GTK_STATE_FLAG_ACTIVE);
}
- else
- {
- gtk_widget_get_allocation (widget, &allocation);
- *width = allocation.width;
- *height = allocation.height;
- }
-}
-
-static void
-gtk_spinner_accessible_image_iface_init (AtkImageIface *iface)
-{
- iface->get_image_size = gtk_spinner_accessible_image_get_size;
-}
-
-/* dummy typedef */
-typedef struct _GtkSpinnerAccessible GtkSpinnerAccessible;
-typedef struct _GtkSpinnerAccessibleClass GtkSpinnerAccessibleClass;
-
-ATK_DEFINE_TYPE_WITH_CODE (GtkSpinnerAccessible,
- gtk_spinner_accessible,
- GTK_TYPE_IMAGE,
- G_IMPLEMENT_INTERFACE (ATK_TYPE_IMAGE,
- gtk_spinner_accessible_image_iface_init));
-
-static void
-gtk_spinner_accessible_initialize (AtkObject *accessible,
- gpointer widget)
-{
- ATK_OBJECT_CLASS (gtk_spinner_accessible_parent_class)->initialize (accessible, widget);
-
- atk_object_set_name (accessible, C_("throbbing progress animation widget", "Spinner"));
- atk_object_set_description (accessible, _("Provides visual indication of progress"));
-}
-
-static void
-gtk_spinner_accessible_class_init (GtkSpinnerAccessibleClass *klass)
-{
- AtkObjectClass *atk_class = ATK_OBJECT_CLASS (klass);
-
- atk_class->initialize = gtk_spinner_accessible_initialize;
-}
-
-static void
-gtk_spinner_accessible_init (GtkSpinnerAccessible *self)
-{
-}
-
-/* factory */
-typedef AtkObjectFactory GtkSpinnerAccessibleFactory;
-typedef AtkObjectFactoryClass GtkSpinnerAccessibleFactoryClass;
-
-G_DEFINE_TYPE (GtkSpinnerAccessibleFactory,
- gtk_spinner_accessible_factory,
- ATK_TYPE_OBJECT_FACTORY);
-
-static GType
-gtk_spinner_accessible_factory_get_accessible_type (void)
-{
- return gtk_spinner_accessible_get_type ();
-}
-
-static AtkObject *
-gtk_spinner_accessible_factory_create_accessible (GObject *obj)
-{
- AtkObject *accessible;
-
- accessible = g_object_new (gtk_spinner_accessible_get_type (), NULL);
- atk_object_initialize (accessible, obj);
-
- return accessible;
-}
-
-static void
-gtk_spinner_accessible_factory_class_init (AtkObjectFactoryClass *klass)
-{
- klass->create_accessible = gtk_spinner_accessible_factory_create_accessible;
- klass->get_accessible_type = gtk_spinner_accessible_factory_get_accessible_type;
-}
-
-static void
-gtk_spinner_accessible_factory_init (AtkObjectFactory *factory)
-{
-}
-
-static AtkObject *
-gtk_spinner_get_accessible (GtkWidget *widget)
-{
- static gboolean first_time = TRUE;
-
- if (first_time)
- {
- AtkObjectFactory *factory;
- AtkRegistry *registry;
- GType derived_type;
- GType derived_atk_type;
-
- /*
- * Figure out whether accessibility is enabled by looking at the
- * type of the accessible object which would be created for
- * the parent type of GtkSpinner.
- */
- derived_type = g_type_parent (GTK_TYPE_SPINNER);
-
- registry = atk_get_default_registry ();
- factory = atk_registry_get_factory (registry, derived_type);
- derived_atk_type = atk_object_factory_get_accessible_type (factory);
- if (g_type_is_a (derived_atk_type, GTK_TYPE_ACCESSIBLE))
- atk_registry_set_factory_type (registry,
- GTK_TYPE_SPINNER,
- gtk_spinner_accessible_factory_get_type ());
- first_time = FALSE;
- }
-
- return GTK_WIDGET_CLASS (gtk_spinner_parent_class)->get_accessible (widget);
}
/**
projects / ~andy / gtk / blobdiff