gimp/app/widgets/gimpaction.c

505 lines
15 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpaction.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 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 <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpcolor/gimpcolor.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "config/gimpcoreconfig.h"
#include "core/gimp.h"
#include "core/gimpcontext.h"
#include "core/gimpmarshal.h"
#include "core/gimpimagefile.h" /* eek */
#include "core/gimpviewable.h"
#include "gimpaction.h"
#include "gimpaction-history.h"
#include "gimpview.h"
#include "gimpviewrenderer.h"
enum
{
PROP_0,
PROP_CONTEXT,
PROP_COLOR,
PROP_VIEWABLE,
PROP_ELLIPSIZE,
PROP_MAX_WIDTH_CHARS
};
static void gimp_action_constructed (GObject *object);
static void gimp_action_finalize (GObject *object);
static void gimp_action_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_action_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static void gimp_action_connect_proxy (GtkAction *action,
GtkWidget *proxy);
static void gimp_action_set_proxy (GimpAction *action,
GtkWidget *proxy);
static void gimp_action_set_proxy_tooltip (GimpAction *action,
GtkWidget *proxy);
static void gimp_action_tooltip_notify (GimpAction *action,
const GParamSpec *pspec,
gpointer data);
G_DEFINE_TYPE (GimpAction, gimp_action, GTK_TYPE_ACTION)
#define parent_class gimp_action_parent_class
static void
gimp_action_class_init (GimpActionClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkActionClass *action_class = GTK_ACTION_CLASS (klass);
GimpRGB black;
object_class->constructed = gimp_action_constructed;
object_class->finalize = gimp_action_finalize;
object_class->set_property = gimp_action_set_property;
object_class->get_property = gimp_action_get_property;
action_class->connect_proxy = gimp_action_connect_proxy;
gimp_rgba_set (&black, 0.0, 0.0, 0.0, GIMP_OPACITY_OPAQUE);
g_object_class_install_property (object_class, PROP_CONTEXT,
g_param_spec_object ("context",
NULL, NULL,
GIMP_TYPE_CONTEXT,
GIMP_PARAM_READWRITE));
g_object_class_install_property (object_class, PROP_COLOR,
gimp_param_spec_rgb ("color",
NULL, NULL,
TRUE, &black,
GIMP_PARAM_READWRITE));
g_object_class_install_property (object_class, PROP_VIEWABLE,
g_param_spec_object ("viewable",
NULL, NULL,
GIMP_TYPE_VIEWABLE,
GIMP_PARAM_READWRITE));
g_object_class_install_property (object_class, PROP_ELLIPSIZE,
g_param_spec_enum ("ellipsize",
NULL, NULL,
PANGO_TYPE_ELLIPSIZE_MODE,
PANGO_ELLIPSIZE_NONE,
GIMP_PARAM_READWRITE));
g_object_class_install_property (object_class, PROP_MAX_WIDTH_CHARS,
g_param_spec_int ("max-width-chars",
NULL, NULL,
-1, G_MAXINT, -1,
GIMP_PARAM_READWRITE));
}
static void
gimp_action_init (GimpAction *action)
{
action->color = NULL;
action->viewable = NULL;
action->ellipsize = PANGO_ELLIPSIZE_NONE;
action->max_width_chars = -1;
g_signal_connect (action, "notify::tooltip",
G_CALLBACK (gimp_action_tooltip_notify),
NULL);
}
static void
gimp_action_constructed (GObject *object)
{
GimpAction *action = GIMP_ACTION (object);
g_signal_connect (action, "activate",
(GCallback) gimp_action_history_activate_callback,
NULL);
}
static void
gimp_action_finalize (GObject *object)
{
GimpAction *action = GIMP_ACTION (object);
if (action->context)
{
g_object_unref (action->context);
action->context = NULL;
}
if (action->color)
{
g_free (action->color);
action->color = NULL;
}
if (action->viewable)
{
g_object_unref (action->viewable);
action->viewable = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_action_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GimpAction *action = GIMP_ACTION (object);
switch (prop_id)
{
case PROP_CONTEXT:
g_value_set_object (value, action->context);
break;
case PROP_COLOR:
g_value_set_boxed (value, action->color);
break;
case PROP_VIEWABLE:
g_value_set_object (value, action->viewable);
break;
case PROP_ELLIPSIZE:
g_value_set_enum (value, action->ellipsize);
break;
case PROP_MAX_WIDTH_CHARS:
g_value_set_int (value, action->max_width_chars);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gimp_action_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GimpAction *action = GIMP_ACTION (object);
gboolean set_proxy = FALSE;
switch (prop_id)
{
case PROP_CONTEXT:
if (action->context)
g_object_unref (action->context);
action->context = g_value_dup_object (value);
break;
case PROP_COLOR:
if (action->color)
g_free (action->color);
action->color = g_value_dup_boxed (value);
set_proxy = TRUE;
break;
case PROP_VIEWABLE:
if (action->viewable)
g_object_unref (action->viewable);
action->viewable = g_value_dup_object (value);
set_proxy = TRUE;
break;
case PROP_ELLIPSIZE:
action->ellipsize = g_value_get_enum (value);
set_proxy = TRUE;
break;
case PROP_MAX_WIDTH_CHARS:
action->max_width_chars = g_value_get_int (value);
set_proxy = TRUE;
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
if (set_proxy)
{
GSList *list;
for (list = gtk_action_get_proxies (GTK_ACTION (action));
list;
list = g_slist_next (list))
{
gimp_action_set_proxy (action, list->data);
}
}
}
static void
gimp_action_connect_proxy (GtkAction *action,
GtkWidget *proxy)
{
GTK_ACTION_CLASS (parent_class)->connect_proxy (action, proxy);
gimp_action_set_proxy (GIMP_ACTION (action), proxy);
gimp_action_set_proxy_tooltip (GIMP_ACTION (action), proxy);
}
/* public functions */
GimpAction *
gimp_action_new (const gchar *name,
const gchar *label,
const gchar *tooltip,
const gchar *icon_name)
{
GimpAction *action;
action = g_object_new (GIMP_TYPE_ACTION,
"name", name,
"label", label,
"tooltip", tooltip,
"icon-name", icon_name,
NULL);
return action;
}
gint
gimp_action_name_compare (GimpAction *action1,
GimpAction *action2)
{
return strcmp (gtk_action_get_name ((GtkAction *) action1),
gtk_action_get_name ((GtkAction *) action2));
}
gboolean
gimp_action_is_gui_blacklisted (const gchar *action_name)
{
static const gchar *suffixes[] =
{
"-menu",
"-popup"
};
static const gchar *prefixes[] =
{
"<",
"tools-color-average-radius-",
"tools-paintbrush-size-",
"tools-paintbrush-aspect-ratio-",
"tools-paintbrush-angle-",
"tools-paintbrush-spacing-",
"tools-paintbrush-hardness-",
"tools-paintbrush-force-",
"tools-ink-blob-size-",
"tools-ink-blob-aspect-",
"tools-ink-blob-angle-",
"tools-mypaint-brush-radius-",
"tools-mypaint-brush-hardness-",
"tools-foreground-select-brush-size-",
"tools-transform-preview-opacity-",
"tools-warp-effect-size-"
"tools-warp-effect-hardness-"
};
gint i;
if (! (action_name && *action_name))
return TRUE;
for (i = 0; i < G_N_ELEMENTS (suffixes); i++)
{
if (g_str_has_suffix (action_name, suffixes[i]))
return TRUE;
}
for (i = 0; i < G_N_ELEMENTS (prefixes); i++)
{
if (g_str_has_prefix (action_name, prefixes[i]))
return TRUE;
}
return FALSE;
}
/* private functions */
static void
gimp_action_set_proxy (GimpAction *action,
GtkWidget *proxy)
{
if (! GTK_IS_IMAGE_MENU_ITEM (proxy))
return;
if (action->color)
{
GtkWidget *area;
area = gtk_image_menu_item_get_image (GTK_IMAGE_MENU_ITEM (proxy));
if (GIMP_IS_COLOR_AREA (area))
{
gimp_color_area_set_color (GIMP_COLOR_AREA (area), action->color);
}
else
{
gint width, height;
area = gimp_color_area_new (action->color,
GIMP_COLOR_AREA_SMALL_CHECKS, 0);
gimp_color_area_set_draw_border (GIMP_COLOR_AREA (area), TRUE);
if (action->context)
gimp_color_area_set_color_config (GIMP_COLOR_AREA (area),
action->context->gimp->config->color_management);
gtk_icon_size_lookup_for_settings (gtk_widget_get_settings (proxy),
GTK_ICON_SIZE_MENU,
&width, &height);
gtk_widget_set_size_request (area, width, height);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (proxy), area);
gtk_image_menu_item_set_always_show_image (GTK_IMAGE_MENU_ITEM (proxy),
TRUE);
gtk_widget_show (area);
}
}
else if (action->viewable)
{
GtkWidget *view;
view = gtk_image_menu_item_get_image (GTK_IMAGE_MENU_ITEM (proxy));
if (GIMP_IS_VIEW (view) &&
g_type_is_a (G_TYPE_FROM_INSTANCE (action->viewable),
GIMP_VIEW (view)->renderer->viewable_type))
{
gimp_view_set_viewable (GIMP_VIEW (view), action->viewable);
}
else
{
GtkIconSize size;
gint width, height;
gint border_width;
if (GIMP_IS_IMAGEFILE (action->viewable))
{
size = GTK_ICON_SIZE_LARGE_TOOLBAR;
border_width = 0;
}
else
{
size = GTK_ICON_SIZE_MENU;
border_width = 1;
}
gtk_icon_size_lookup_for_settings (gtk_widget_get_settings (proxy),
size, &width, &height);
view = gimp_view_new_full (action->context, action->viewable,
width, height, border_width,
FALSE, FALSE, FALSE);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (proxy), view);
gtk_image_menu_item_set_always_show_image (GTK_IMAGE_MENU_ITEM (proxy),
TRUE);
gtk_widget_show (view);
}
}
else
{
GtkWidget *image;
image = gtk_image_menu_item_get_image (GTK_IMAGE_MENU_ITEM (proxy));
if (GIMP_IS_VIEW (image) || GIMP_IS_COLOR_AREA (image))
{
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (proxy), NULL);
gtk_image_menu_item_set_always_show_image (GTK_IMAGE_MENU_ITEM (proxy),
FALSE);
g_object_notify (G_OBJECT (action), "icon-name");
}
}
{
GtkWidget *child = gtk_bin_get_child (GTK_BIN (proxy));
if (GTK_IS_LABEL (child))
{
GtkLabel *label = GTK_LABEL (child);
gtk_label_set_ellipsize (label, action->ellipsize);
gtk_label_set_max_width_chars (label, action->max_width_chars);
}
}
}
static void
gimp_action_set_proxy_tooltip (GimpAction *action,
GtkWidget *proxy)
{
const gchar *tooltip = gtk_action_get_tooltip (GTK_ACTION (action));
if (tooltip)
gimp_help_set_help_data (proxy, tooltip,
g_object_get_qdata (G_OBJECT (proxy),
GIMP_HELP_ID));
}
static void
gimp_action_tooltip_notify (GimpAction *action,
const GParamSpec *pspec,
gpointer data)
{
GSList *list;
for (list = gtk_action_get_proxies (GTK_ACTION (action));
list;
list = g_slist_next (list))
{
gimp_action_set_proxy_tooltip (action, list->data);
}
}