gimp/app/widgets/gimpactiongroup.c

850 lines
26 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpactiongroup.c
* Copyright (C) 2004 Michael Natterer <mitch@gimp.org>
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <gtk/gtk.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimp.h"
#include "core/gimpviewable.h"
#include "gimpactiongroup.h"
#include "gimpaction.h"
#include "gimpenumaction.h"
#include "gimppluginaction.h"
#include "gimpstringaction.h"
#include "gimp-intl.h"
enum
{
PROP_0,
PROP_GIMP,
PROP_LABEL,
PROP_STOCK_ID,
PROP_MNEMONICS
};
static GObject * gimp_action_group_constructor (GType type,
guint n_params,
GObjectConstructParam *params);
static void gimp_action_group_dispose (GObject *object);
static void gimp_action_group_finalize (GObject *object);
static void gimp_action_group_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_action_group_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
G_DEFINE_TYPE (GimpActionGroup, gimp_action_group, GTK_TYPE_ACTION_GROUP)
#define parent_class gimp_action_group_parent_class
static void
gimp_action_group_class_init (GimpActionGroupClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->constructor = gimp_action_group_constructor;
object_class->dispose = gimp_action_group_dispose;
object_class->finalize = gimp_action_group_finalize;
object_class->set_property = gimp_action_group_set_property;
object_class->get_property = gimp_action_group_get_property;
g_object_class_install_property (object_class, PROP_GIMP,
g_param_spec_object ("gimp",
NULL, NULL,
GIMP_TYPE_GIMP,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_LABEL,
g_param_spec_string ("label",
NULL, NULL,
NULL,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_STOCK_ID,
g_param_spec_string ("stock-id",
NULL, NULL,
NULL,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_MNEMONICS,
g_param_spec_boolean ("mnemonics",
NULL, NULL,
TRUE,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
klass->groups = g_hash_table_new_full (g_str_hash, g_str_equal,
g_free, NULL);
}
static void
gimp_action_group_init (GimpActionGroup *group)
{
}
static GObject *
gimp_action_group_constructor (GType type,
guint n_params,
GObjectConstructParam *params)
{
GObject *object;
GimpActionGroup *group;
const gchar *name;
object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
group = GIMP_ACTION_GROUP (object);
g_assert (GIMP_IS_GIMP (group->gimp));
name = gtk_action_group_get_name (GTK_ACTION_GROUP (object));
if (name)
{
GimpActionGroupClass *group_class;
GList *list;
group_class = GIMP_ACTION_GROUP_GET_CLASS (object);
list = g_hash_table_lookup (group_class->groups, name);
list = g_list_append (list, object);
g_hash_table_replace (group_class->groups,
g_strdup (name), list);
}
return object;
}
static void
gimp_action_group_dispose (GObject *object)
{
const gchar *name;
name = gtk_action_group_get_name (GTK_ACTION_GROUP (object));
if (name)
{
GimpActionGroupClass *group_class;
GList *list;
group_class = GIMP_ACTION_GROUP_GET_CLASS (object);
list = g_hash_table_lookup (group_class->groups, name);
if (list)
{
list = g_list_remove (list, object);
if (list)
g_hash_table_replace (group_class->groups,
g_strdup (name), list);
else
g_hash_table_remove (group_class->groups, name);
}
}
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gimp_action_group_finalize (GObject *object)
{
GimpActionGroup *group = GIMP_ACTION_GROUP (object);
if (group->label)
{
g_free (group->label);
group->label = NULL;
}
if (group->stock_id)
{
g_free (group->stock_id);
group->stock_id = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_action_group_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GimpActionGroup *group = GIMP_ACTION_GROUP (object);
switch (prop_id)
{
case PROP_GIMP:
group->gimp = g_value_get_object (value);
break;
case PROP_LABEL:
group->label = g_value_dup_string (value);
break;
case PROP_STOCK_ID:
group->stock_id = g_value_dup_string (value);
break;
case PROP_MNEMONICS:
group->mnemonics = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gimp_action_group_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GimpActionGroup *group = GIMP_ACTION_GROUP (object);
switch (prop_id)
{
case PROP_GIMP:
g_value_set_object (value, group->gimp);
break;
case PROP_LABEL:
g_value_set_string (value, group->label);
break;
case PROP_STOCK_ID:
g_value_set_string (value, group->stock_id);
break;
case PROP_MNEMONICS:
g_value_set_boolean (value, group->mnemonics);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
/**
* gimp_action_group_new:
* @gimp: the @Gimp instance this action group belongs to
* @name: the name of the action group.
* @label: the user visible label of the action group.
* @stock_id: the icon of the action group.
* @mnemonics: whether or not to show mnemonics.
* @user_data: the user_data for #GtkAction callbacks.
* @update_func: the function that will be called on
* gimp_action_group_update().
*
* Creates a new #GimpActionGroup object. The name of the action group
* is used when associating <link linkend="Action-Accel">keybindings</link>
* with the actions.
*
* Returns: the new #GimpActionGroup
*/
GimpActionGroup *
gimp_action_group_new (Gimp *gimp,
const gchar *name,
const gchar *label,
const gchar *stock_id,
gboolean mnemonics,
gpointer user_data,
GimpActionGroupUpdateFunc update_func)
{
GimpActionGroup *group;
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
g_return_val_if_fail (name != NULL, NULL);
group = g_object_new (GIMP_TYPE_ACTION_GROUP,
"gimp", gimp,
"name", name,
"label", label,
"stock-id", stock_id,
"mnemonics", mnemonics,
NULL);
group->user_data = user_data;
group->update_func = update_func;
return group;
}
GList *
gimp_action_groups_from_name (const gchar *name)
{
GimpActionGroupClass *group_class;
GList *list;
g_return_val_if_fail (name != NULL, NULL);
group_class = g_type_class_ref (GIMP_TYPE_ACTION_GROUP);
list = g_hash_table_lookup (group_class->groups, name);
g_type_class_unref (group_class);
return list;
}
void
gimp_action_group_update (GimpActionGroup *group,
gpointer update_data)
{
g_return_if_fail (GIMP_IS_ACTION_GROUP (group));
if (group->update_func)
group->update_func (group, update_data);
}
void
gimp_action_group_add_actions (GimpActionGroup *group,
const GimpActionEntry *entries,
guint n_entries)
{
gint i;
g_return_if_fail (GIMP_IS_ACTION_GROUP (group));
for (i = 0; i < n_entries; i++)
{
GimpAction *action;
gchar *label;
const gchar *tooltip;
label = (gchar *) g_strip_context (entries[i].label,
gettext (entries[i].label));
tooltip = gettext (entries[i].tooltip);
if (! group->mnemonics)
label = gimp_strip_uline (label);
action = gimp_action_new (entries[i].name, label, tooltip,
entries[i].stock_id);
if (! group->mnemonics)
g_free (label);
if (entries[i].callback)
g_signal_connect (action, "activate",
entries[i].callback,
group->user_data);
gtk_action_group_add_action_with_accel (GTK_ACTION_GROUP (group),
GTK_ACTION (action),
entries[i].accelerator);
if (entries[i].help_id)
g_object_set_qdata_full (G_OBJECT (action), GIMP_HELP_ID,
g_strdup (entries[i].help_id),
(GDestroyNotify) g_free);
g_object_unref (action);
}
}
void
gimp_action_group_add_toggle_actions (GimpActionGroup *group,
const GimpToggleActionEntry *entries,
guint n_entries)
{
gint i;
g_return_if_fail (GIMP_IS_ACTION_GROUP (group));
for (i = 0; i < n_entries; i++)
{
GtkToggleAction *action;
gchar *label;
const gchar *tooltip;
label = (gchar *) g_strip_context (entries[i].label,
gettext (entries[i].label));
tooltip = gettext (entries[i].tooltip);
if (! group->mnemonics)
label = gimp_strip_uline (label);
action = gtk_toggle_action_new (entries[i].name, label, tooltip,
entries[i].stock_id);
if (! group->mnemonics)
g_free (label);
gtk_toggle_action_set_active (action, entries[i].is_active);
if (entries[i].callback)
g_signal_connect (action, "toggled",
entries[i].callback,
group->user_data);
gtk_action_group_add_action_with_accel (GTK_ACTION_GROUP (group),
GTK_ACTION (action),
entries[i].accelerator);
if (entries[i].help_id)
g_object_set_qdata_full (G_OBJECT (action), GIMP_HELP_ID,
g_strdup (entries[i].help_id),
(GDestroyNotify) g_free);
g_object_unref (action);
}
}
GSList *
gimp_action_group_add_radio_actions (GimpActionGroup *group,
const GimpRadioActionEntry *entries,
guint n_entries,
GSList *radio_group,
gint value,
GCallback callback)
{
GtkRadioAction *first_action = NULL;
gint i;
g_return_val_if_fail (GIMP_IS_ACTION_GROUP (group), NULL);
for (i = 0; i < n_entries; i++)
{
GtkRadioAction *action;
gchar *label;
const gchar *tooltip;
label = (gchar *) g_strip_context (entries[i].label,
gettext (entries[i].label));
tooltip = gettext (entries[i].tooltip);
if (! group->mnemonics)
label = gimp_strip_uline (label);
action = gtk_radio_action_new (entries[i].name, label, tooltip,
entries[i].stock_id,
entries[i].value);
if (! group->mnemonics)
g_free (label);
if (i == 0)
first_action = action;
gtk_radio_action_set_group (action, radio_group);
radio_group = gtk_radio_action_get_group (action);
if (value == entries[i].value)
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), TRUE);
gtk_action_group_add_action_with_accel (GTK_ACTION_GROUP (group),
GTK_ACTION (action),
entries[i].accelerator);
if (entries[i].help_id)
g_object_set_qdata_full (G_OBJECT (action), GIMP_HELP_ID,
g_strdup (entries[i].help_id),
(GDestroyNotify) g_free);
g_object_unref (action);
}
if (callback && first_action)
g_signal_connect (first_action, "changed",
callback,
group->user_data);
return radio_group;
}
void
gimp_action_group_add_enum_actions (GimpActionGroup *group,
const GimpEnumActionEntry *entries,
guint n_entries,
GCallback callback)
{
gint i;
g_return_if_fail (GIMP_IS_ACTION_GROUP (group));
for (i = 0; i < n_entries; i++)
{
GimpEnumAction *action;
gchar *label;
const gchar *tooltip;
label = (gchar *) g_strip_context (entries[i].label,
gettext (entries[i].label));
tooltip = gettext (entries[i].tooltip);
if (! group->mnemonics)
label = gimp_strip_uline (label);
action = gimp_enum_action_new (entries[i].name, label, tooltip,
entries[i].stock_id,
entries[i].value,
entries[i].value_variable);
if (! group->mnemonics)
g_free (label);
if (callback)
g_signal_connect (action, "selected",
callback,
group->user_data);
gtk_action_group_add_action_with_accel (GTK_ACTION_GROUP (group),
GTK_ACTION (action),
entries[i].accelerator);
if (entries[i].help_id)
g_object_set_qdata_full (G_OBJECT (action), GIMP_HELP_ID,
g_strdup (entries[i].help_id),
(GDestroyNotify) g_free);
g_object_unref (action);
}
}
void
gimp_action_group_add_string_actions (GimpActionGroup *group,
const GimpStringActionEntry *entries,
guint n_entries,
GCallback callback)
{
gint i;
g_return_if_fail (GIMP_IS_ACTION_GROUP (group));
for (i = 0; i < n_entries; i++)
{
GimpStringAction *action;
gchar *label;
const gchar *tooltip;
label = (gchar *) g_strip_context (entries[i].label,
gettext (entries[i].label));
tooltip = gettext (entries[i].tooltip);
if (! group->mnemonics)
label = gimp_strip_uline (label);
action = gimp_string_action_new (entries[i].name, label, tooltip,
entries[i].stock_id,
entries[i].value);
if (! group->mnemonics)
g_free (label);
if (callback)
g_signal_connect (action, "selected",
callback,
group->user_data);
gtk_action_group_add_action_with_accel (GTK_ACTION_GROUP (group),
GTK_ACTION (action),
entries[i].accelerator);
if (entries[i].help_id)
g_object_set_qdata_full (G_OBJECT (action), GIMP_HELP_ID,
g_strdup (entries[i].help_id),
(GDestroyNotify) g_free);
g_object_unref (action);
}
}
void
gimp_action_group_add_plug_in_actions (GimpActionGroup *group,
const GimpPlugInActionEntry *entries,
guint n_entries,
GCallback callback)
{
gint i;
g_return_if_fail (GIMP_IS_ACTION_GROUP (group));
for (i = 0; i < n_entries; i++)
{
GimpPlugInAction *action;
gchar *label;
label = (gchar *) entries[i].label;
if (! group->mnemonics)
label = gimp_strip_uline (label);
action = gimp_plug_in_action_new (entries[i].name,
label,
entries[i].tooltip,
entries[i].stock_id,
entries[i].procedure);
if (! group->mnemonics)
g_free (label);
if (callback)
g_signal_connect (action, "selected",
callback,
group->user_data);
gtk_action_group_add_action_with_accel (GTK_ACTION_GROUP (group),
GTK_ACTION (action),
entries[i].accelerator);
if (entries[i].help_id)
g_object_set_qdata_full (G_OBJECT (action), GIMP_HELP_ID,
g_strdup (entries[i].help_id),
(GDestroyNotify) g_free);
g_object_unref (action);
}
}
void
gimp_action_group_set_action_visible (GimpActionGroup *group,
const gchar *action_name,
gboolean visible)
{
GtkAction *action;
g_return_if_fail (GIMP_IS_ACTION_GROUP (group));
g_return_if_fail (action_name != NULL);
action = gtk_action_group_get_action (GTK_ACTION_GROUP (group), action_name);
if (! action)
{
g_warning ("%s: Unable to set visibility of action "
"which doesn't exist: %s",
G_STRFUNC, action_name);
return;
}
gtk_action_set_visible (action, visible);
}
void
gimp_action_group_set_action_sensitive (GimpActionGroup *group,
const gchar *action_name,
gboolean sensitive)
{
GtkAction *action;
g_return_if_fail (GIMP_IS_ACTION_GROUP (group));
g_return_if_fail (action_name != NULL);
action = gtk_action_group_get_action (GTK_ACTION_GROUP (group), action_name);
if (! action)
{
g_warning ("%s: Unable to set sensitivity of action "
"which doesn't exist: %s",
G_STRFUNC, action_name);
return;
}
gtk_action_set_sensitive (action, sensitive);
}
void
gimp_action_group_set_action_active (GimpActionGroup *group,
const gchar *action_name,
gboolean active)
{
GtkAction *action;
g_return_if_fail (GIMP_IS_ACTION_GROUP (group));
g_return_if_fail (action_name != NULL);
action = gtk_action_group_get_action (GTK_ACTION_GROUP (group), action_name);
if (! action)
{
g_warning ("%s: Unable to set \"active\" of action "
"which doesn't exist: %s",
G_STRFUNC, action_name);
return;
}
if (! GTK_IS_TOGGLE_ACTION (action))
{
g_warning ("%s: Unable to set \"active\" of action "
"which is not a GtkToggleAction: %s",
G_STRFUNC, action_name);
return;
}
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
active ? TRUE : FALSE);
}
void
gimp_action_group_set_action_label (GimpActionGroup *group,
const gchar *action_name,
const gchar *label)
{
GtkAction *action;
gchar *stripped;
g_return_if_fail (GIMP_IS_ACTION_GROUP (group));
g_return_if_fail (action_name != NULL);
action = gtk_action_group_get_action (GTK_ACTION_GROUP (group), action_name);
if (! action)
{
g_warning ("%s: Unable to set label of action "
"which doesn't exist: %s",
G_STRFUNC, action_name);
return;
}
if (! group->mnemonics)
stripped = gimp_strip_uline (label);
else
stripped = (gchar *) label;
g_object_set (action, "label", stripped, NULL);
if (! group->mnemonics)
g_free (stripped);
}
void
gimp_action_group_set_action_color (GimpActionGroup *group,
const gchar *action_name,
const GimpRGB *color,
gboolean set_label)
{
GtkAction *action;
g_return_if_fail (GIMP_IS_ACTION_GROUP (group));
g_return_if_fail (action_name != NULL);
action = gtk_action_group_get_action (GTK_ACTION_GROUP (group), action_name);
if (! action)
{
g_warning ("%s: Unable to set color of action "
"which doesn't exist: %s",
G_STRFUNC, action_name);
return;
}
if (! GIMP_IS_ACTION (action))
{
g_warning ("%s: Unable to set \"color\" of action "
"which is not a GimpAction: %s",
G_STRFUNC, action_name);
return;
}
if (set_label)
{
gchar *label;
if (color)
label = g_strdup_printf (_("RGBA (%0.3f, %0.3f, %0.3f, %0.3f)"),
color->r, color->g, color->b, color->a);
else
label = g_strdup (_("(none)"));
g_object_set (action,
"color", color,
"label", label,
NULL);
g_free (label);
}
else
{
g_object_set (action, "color", color, NULL);
}
}
void
gimp_action_group_set_action_viewable (GimpActionGroup *group,
const gchar *action_name,
GimpViewable *viewable)
{
GtkAction *action;
g_return_if_fail (GIMP_IS_ACTION_GROUP (group));
g_return_if_fail (action_name != NULL);
g_return_if_fail (viewable == NULL || GIMP_IS_VIEWABLE (viewable));
action = gtk_action_group_get_action (GTK_ACTION_GROUP (group), action_name);
if (! action)
{
g_warning ("%s: Unable to set viewable of action "
"which doesn't exist: %s",
G_STRFUNC, action_name);
return;
}
if (! GIMP_IS_ACTION (action))
{
g_warning ("%s: Unable to set \"viewable\" of action "
"which is not a GimpAction: %s",
G_STRFUNC, action_name);
return;
}
g_object_set (action, "viewable", viewable, NULL);
}
void
gimp_action_group_set_action_hide_empty (GimpActionGroup *group,
const gchar *action_name,
gboolean hide_empty)
{
GtkAction *action;
g_return_if_fail (GIMP_IS_ACTION_GROUP (group));
g_return_if_fail (action_name != NULL);
action = gtk_action_group_get_action (GTK_ACTION_GROUP (group), action_name);
if (! action)
{
g_warning ("%s: Unable to set \"hide-if-empty\" of action "
"which doesn't exist: %s",
G_STRFUNC, action_name);
return;
}
g_object_set (action, "hide-if-empty", hide_empty ? TRUE : FALSE, NULL);
}