gimp/app/actions/items-actions.c

152 lines
4.6 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "actions-types.h"
#include "core/gimp.h"
#include "core/gimpitem.h"
#include "widgets/gimpactiongroup.h"
#include "widgets/gimpwidgets-utils.h"
#include "items-actions.h"
void
items_actions_setup (GimpActionGroup *group,
const gchar *prefix)
{
GEnumClass *enum_class;
GEnumValue *value;
enum_class = g_type_class_ref (GIMP_TYPE_COLOR_TAG);
for (value = enum_class->values; value->value_name; value++)
{
gchar action[32];
g_snprintf (action, sizeof (action),
"%s-color-tag-%s", prefix, value->value_nick);
if (value->value == GIMP_COLOR_TAG_NONE)
{
gimp_action_group_set_action_always_show_image (group, action, TRUE);
}
else
{
GeglColor *color = gegl_color_new ("none");
gimp_get_color_tag_color (value->value, color, FALSE);
gimp_action_group_set_action_color (group, action, color, FALSE);
g_object_unref (color);
}
}
g_type_class_unref (enum_class);
}
void
items_actions_update (GimpActionGroup *group,
const gchar *prefix,
GList *items)
{
GEnumClass *enum_class;
GEnumValue *value;
gchar action[32];
gboolean visible = FALSE;
gboolean has_color_tag = FALSE;
gboolean lock_content = TRUE;
gboolean can_lock_content = FALSE;
gboolean lock_position = TRUE;
gboolean can_lock_position = FALSE;
GeglColor *tag_color = gegl_color_new ("none");
GList *iter;
for (iter = items; iter; iter = iter->next)
{
GimpItem *item = iter->data;
/* With possible multi-selected items, toggle states may be
* inconsistent (e.g. some items of the selection may be visible,
* others invisible, yet the toggle action can only be one of 2
* states). We just choose that if one of the item has the TRUE
* state, then we give the TRUE (active) state to the action.
* It's mostly arbitrary and doesn't actually change much to the
* action.
*/
visible = (visible || gimp_item_get_visible (item));
if (gimp_item_can_lock_content (item))
{
if (! gimp_item_get_lock_content (item))
lock_content = FALSE;
can_lock_content = TRUE;
}
if (gimp_item_can_lock_position (item))
{
if (! gimp_item_get_lock_position (item))
lock_position = FALSE;
can_lock_position = TRUE;
}
has_color_tag = (has_color_tag ||
gimp_get_color_tag_color (gimp_item_get_color_tag (item),
tag_color, FALSE));
}
g_object_unref (tag_color);
#define SET_SENSITIVE(action,condition) \
gimp_action_group_set_action_sensitive (group, action, (condition) != 0, NULL)
#define SET_ACTIVE(action,condition) \
gimp_action_group_set_action_active (group, action, (condition) != 0)
g_snprintf (action, sizeof (action), "%s-visible", prefix);
SET_SENSITIVE (action, items);
SET_ACTIVE (action, visible);
g_snprintf (action, sizeof (action), "%s-lock-content", prefix);
SET_SENSITIVE (action, can_lock_content);
SET_ACTIVE (action, lock_content);
g_snprintf (action, sizeof (action), "%s-lock-position", prefix);
SET_SENSITIVE (action, can_lock_position);
SET_ACTIVE (action, lock_position);
enum_class = g_type_class_ref (GIMP_TYPE_COLOR_TAG);
for (value = enum_class->values; value->value_name; value++)
{
g_snprintf (action, sizeof (action),
"%s-color-tag-%s", prefix, value->value_nick);
SET_SENSITIVE (action, items);
}
g_type_class_unref (enum_class);
#undef SET_SENSITIVE
#undef SET_ACTIVE
}