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clutter: Add information about event phase in ClutterActions

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These will stick to a single phase, instead of juggling capture and
bubble event handlers to do whatever they want.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2024>
This commit is contained in:
Carlos Garnacho 2021-07-16 14:43:04 +02:00
parent 2fc40da1cb
commit 0e57fd42e3
5 changed files with 125 additions and 15 deletions
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41
clutter/clutter/clutter-action-private.h Normal file
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@ -0,0 +1,41 @@
/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright (C) 2021 Red Hat Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* 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, see <http://www.gnu.org/licenses/>.
*
* Author:
* Carlos Garnacho <carlosg@gnome.org>
*/
#ifndef CLUTTER_ACTION_PRIVATE_H
#define CLUTTER_ACTION_PRIVATE_H
#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
#error "Only <clutter/clutter.h> can be included directly."
#endif
#include <clutter/clutter-action.h>
G_BEGIN_DECLS
void clutter_action_set_phase (ClutterAction *action,
ClutterEventPhase phase);
G_END_DECLS
#endif /* CLUTTER_ACTION_PRIVATE_H */

34
clutter/clutter/clutter-action.c
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@ -44,11 +44,19 @@
#include "clutter-build-config.h"
#include "clutter-action.h"
#include "clutter-action-private.h"
#include "clutter-debug.h"
#include "clutter-private.h"
G_DEFINE_ABSTRACT_TYPE (ClutterAction, clutter_action, CLUTTER_TYPE_ACTOR_META);
typedef struct _ClutterActionPrivate ClutterActionPrivate;
struct _ClutterActionPrivate
{
ClutterEventPhase phase;
};
G_DEFINE_ABSTRACT_TYPE_WITH_PRIVATE (ClutterAction, clutter_action,
CLUTTER_TYPE_ACTOR_META)
static void
clutter_action_class_init (ClutterActionClass *klass)
@ -59,3 +67,25 @@ static void
clutter_action_init (ClutterAction *self)
{
}
void
clutter_action_set_phase (ClutterAction *action,
ClutterEventPhase phase)
{
ClutterActionPrivate *priv;
priv = clutter_action_get_instance_private (action);
priv->phase = phase;
}
ClutterEventPhase
clutter_action_get_phase (ClutterAction *action)
{
ClutterActionPrivate *priv;
g_return_val_if_fail (CLUTTER_IS_ACTION (action), CLUTTER_PHASE_CAPTURE);
priv = clutter_action_get_instance_private (action);
return priv->phase;
}

7
clutter/clutter/clutter-action.h
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@ -70,6 +70,11 @@ void clutter_actor_add_action_with_name (ClutterActor *self,
const gchar *name,
ClutterAction *action);
CLUTTER_EXPORT
void clutter_actor_add_action_full (ClutterActor *self,
const char *name,
ClutterEventPhase phase,
ClutterAction *action);
CLUTTER_EXPORT
void clutter_actor_remove_action (ClutterActor *self,
ClutterAction *action);
CLUTTER_EXPORT
@ -86,6 +91,8 @@ void clutter_actor_clear_actions (ClutterActor *self);
CLUTTER_EXPORT
gboolean clutter_actor_has_actions (ClutterActor *self);
ClutterEventPhase clutter_action_get_phase (ClutterAction *action);
G_END_DECLS
#endif /* __CLUTTER_ACTION_H__ */

52
clutter/clutter/clutter-actor.c
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@ -613,6 +613,7 @@
#include "clutter-actor-private.h"
#include "clutter-action.h"
#include "clutter-action-private.h"
#include "clutter-actor-meta-private.h"
#include "clutter-animatable.h"
#include "clutter-color-static.h"
@ -14665,6 +14666,27 @@ clutter_actor_has_allocation (ClutterActor *self)
!priv->needs_allocation;
}
static void
clutter_actor_add_action_internal (ClutterActor *self,
ClutterAction *action,
ClutterEventPhase phase)
{
ClutterActorPrivate *priv;
priv = self->priv;
if (priv->actions == NULL)
{
priv->actions = g_object_new (CLUTTER_TYPE_META_GROUP, NULL);
priv->actions->actor = self;
}
clutter_action_set_phase (action, phase);
_clutter_meta_group_add_meta (priv->actions, CLUTTER_ACTOR_META (action));
g_object_notify_by_pspec (G_OBJECT (self), obj_props[PROP_ACTIONS]);
}
/**
* clutter_actor_add_action:
* @self: a #ClutterActor
@ -14684,22 +14706,10 @@ void
clutter_actor_add_action (ClutterActor *self,
ClutterAction *action)
{
ClutterActorPrivate *priv;
g_return_if_fail (CLUTTER_IS_ACTOR (self));
g_return_if_fail (CLUTTER_IS_ACTION (action));
priv = self->priv;
if (priv->actions == NULL)
{
priv->actions = g_object_new (CLUTTER_TYPE_META_GROUP, NULL);
priv->actions->actor = self;
}
_clutter_meta_group_add_meta (priv->actions, CLUTTER_ACTOR_META (action));
g_object_notify_by_pspec (G_OBJECT (self), obj_props[PROP_ACTIONS]);
clutter_actor_add_action_internal (self, action, CLUTTER_PHASE_BUBBLE);
}
/**
@ -14733,6 +14743,22 @@ clutter_actor_add_action_with_name (ClutterActor *self,
clutter_actor_add_action (self, action);
}
void
clutter_actor_add_action_full (ClutterActor *self,
const char *name,
ClutterEventPhase phase,
ClutterAction *action)
{
g_return_if_fail (CLUTTER_IS_ACTOR (self));
g_return_if_fail (name != NULL);
g_return_if_fail (CLUTTER_IS_ACTION (action));
g_return_if_fail (phase == CLUTTER_PHASE_BUBBLE ||
phase == CLUTTER_PHASE_CAPTURE);
clutter_actor_meta_set_name (CLUTTER_ACTOR_META (action), name);
clutter_actor_add_action_internal (self, action, phase);
}
/**
* clutter_actor_remove_action:
* @self: a #ClutterActor

6
clutter/clutter/clutter-enums.h
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@ -1616,6 +1616,12 @@ typedef enum
CLUTTER_PREEDIT_RESET_COMMIT,
} ClutterPreeditResetMode;
typedef enum
{
CLUTTER_PHASE_CAPTURE,
CLUTTER_PHASE_BUBBLE,
} ClutterEventPhase;
G_END_DECLS
#endif /* __CLUTTER_ENUMS_H__ */