mirror of https://github.com/GNOME/gimp.git
497 lines
12 KiB
C
497 lines
12 KiB
C
/* LIBGIMP - The GIMP Library
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* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
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*
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* gimpmenu.c
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <gtk/gtk.h>
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#include "gimp.h"
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#include "gimppixbuf.h"
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#undef GIMP_DISABLE_DEPRECATED
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#include "gimpmenu.h"
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#include "libgimp-intl.h"
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#define MENU_THUMBNAIL_WIDTH 24
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#define MENU_THUMBNAIL_HEIGHT 24
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/* local function prototypes */
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static GtkWidget * gimp_menu_make_menu (GimpMenuCallback callback,
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gpointer data);
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static GtkWidget * gimp_menu_add_item (GtkWidget *menu,
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const gchar *image_name,
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const gchar *drawable_name,
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gint32 any_ID);
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static GtkWidget * gimp_menu_add_empty (GtkWidget *menu);
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static GtkWidget * gimp_menu_make_preview (gint32 any_ID,
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gboolean is_image,
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gint width,
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gint height);
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static void gimp_menu_callback (GtkWidget *widget,
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gpointer any_ID);
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/* public functions */
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/**
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* gimp_image_menu_new:
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* @constraint:
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* @callback:
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* @data:
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* @active_image:
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*
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* Use gimp_image_combo_box_new() instead.
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*
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* Return value:
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*/
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GtkWidget *
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gimp_image_menu_new (GimpConstraintFunc constraint,
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GimpMenuCallback callback,
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gpointer data,
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gint32 active_image)
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{
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GtkWidget *menu;
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gchar *name;
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gchar *label;
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gint32 *images;
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gint32 image = -1;
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gint n_images;
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gint i, k;
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g_return_val_if_fail (callback != NULL, NULL);
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menu = gimp_menu_make_menu (callback, data);
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images = gimp_image_list (&n_images);
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for (i = 0, k = 0; i < n_images; i++)
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if (! constraint || (* constraint) (images[i], -1, data))
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{
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name = gimp_image_get_name (images[i]);
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label = g_strdup_printf ("%s-%d", name, images[i]);
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g_free (name);
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gimp_menu_add_item (menu, label, NULL, images[i]);
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g_free (label);
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if (images[i] == active_image)
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{
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image = active_image;
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gtk_menu_set_active (GTK_MENU (menu), k);
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}
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else if (image == -1)
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{
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image = images[i];
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}
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k += 1;
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}
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if (k == 0)
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gimp_menu_add_empty (menu);
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(* callback) (image, data);
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g_free (images);
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return menu;
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}
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/**
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* gimp_layer_menu_new:
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* @constraint:
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* @callback:
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* @data:
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* @active_layer:
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*
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* Use gimp_layer_combo_box_new() instead.
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*
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* Return value:
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*/
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GtkWidget *
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gimp_layer_menu_new (GimpConstraintFunc constraint,
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GimpMenuCallback callback,
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gpointer data,
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gint32 active_layer)
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{
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GtkWidget *menu;
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gchar *image_label;
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gint32 *images;
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gint32 *layers;
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gint32 layer = -1;
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gint n_images;
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gint n_layers;
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gint i, j, k;
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g_return_val_if_fail (callback != NULL, NULL);
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menu = gimp_menu_make_menu (callback, data);
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images = gimp_image_list (&n_images);
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for (i = 0, k = 0; i < n_images; i++)
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if (! constraint || (* constraint) (images[i], -1, data))
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{
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gchar *name;
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name = gimp_image_get_name (images[i]);
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image_label = g_strdup_printf ("%s-%d", name, images[i]);
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g_free (name);
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layers = gimp_image_get_layers (images[i], &n_layers);
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for (j = 0; j < n_layers; j++)
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if (! constraint || (* constraint) (images[i], layers[j], data))
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{
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name = gimp_drawable_get_name (layers[j]);
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gimp_menu_add_item (menu, image_label, name, layers[j]);
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g_free (name);
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if (layers[j] == active_layer)
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{
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layer = active_layer;
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gtk_menu_set_active (GTK_MENU (menu), k);
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}
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else if (layer == -1)
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{
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layer = layers[j];
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}
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k += 1;
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}
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g_free (image_label);
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g_free (layers);
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}
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g_free (images);
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if (k == 0)
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gimp_menu_add_empty (menu);
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(* callback) (layer, data);
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return menu;
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}
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/**
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* gimp_channel_menu_new:
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* @constraint:
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* @callback:
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* @data:
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* @active_channel:
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*
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* Use gimp_channel_combo_box_new() instead.
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*
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* Return value:
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*/
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GtkWidget *
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gimp_channel_menu_new (GimpConstraintFunc constraint,
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GimpMenuCallback callback,
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gpointer data,
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gint32 active_channel)
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{
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GtkWidget *menu;
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gchar *image_label;
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gint32 *images;
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gint32 *channels;
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gint32 channel;
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gint n_images;
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gint n_channels;
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gint i, j, k;
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g_return_val_if_fail (callback != NULL, NULL);
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menu = gimp_menu_make_menu (callback, data);
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channel = -1;
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images = gimp_image_list (&n_images);
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for (i = 0, k = 0; i < n_images; i++)
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if (! constraint || (* constraint) (images[i], -1, data))
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{
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gchar *name;
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name = gimp_image_get_name (images[i]);
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image_label = g_strdup_printf ("%s-%d", name, images[i]);
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g_free (name);
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channels = gimp_image_get_channels (images[i], &n_channels);
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for (j = 0; j < n_channels; j++)
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if (! constraint || (* constraint) (images[i], channels[j], data))
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{
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name = gimp_drawable_get_name (channels[j]);
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gimp_menu_add_item (menu, image_label, name, channels[j]);
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g_free (name);
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if (channels[j] == active_channel)
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{
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channel = active_channel;
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gtk_menu_set_active (GTK_MENU (menu), k);
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}
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else if (channel == -1)
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{
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channel = channels[j];
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}
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k += 1;
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}
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g_free (image_label);
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g_free (channels);
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}
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g_free (images);
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if (k == 0)
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gimp_menu_add_empty (menu);
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(* callback) (channel, data);
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return menu;
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}
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/**
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* gimp_drawable_menu_new:
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* @constraint:
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* @callback:
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* @data:
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* @active_drawable:
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*
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* Use gimp_drawable_combo_box_new() instead.
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*
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* Return value:
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*/
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GtkWidget *
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gimp_drawable_menu_new (GimpConstraintFunc constraint,
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GimpMenuCallback callback,
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gpointer data,
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gint32 active_drawable)
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{
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GtkWidget *menu;
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gchar *name;
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gchar *image_label;
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gint32 *images;
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gint32 *layers;
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gint32 *channels;
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gint32 drawable;
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gint n_images;
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gint n_layers;
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gint n_channels;
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gint i, j, k;
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menu = gimp_menu_make_menu (callback, data);
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drawable = -1;
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images = gimp_image_list (&n_images);
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for (i = 0, k = 0; i < n_images; i++)
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if (! constraint || (* constraint) (images[i], -1, data))
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{
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name = gimp_image_get_name (images[i]);
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image_label = g_strdup_printf ("%s-%d", name, images[i]);
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g_free (name);
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layers = gimp_image_get_layers (images[i], &n_layers);
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channels = gimp_image_get_channels (images[i], &n_channels);
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for (j = 0; j < n_layers; j++)
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if (! constraint || (* constraint) (images[i], layers[j], data))
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{
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name = gimp_drawable_get_name (layers[j]);
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gimp_menu_add_item (menu, image_label, name, layers[j]);
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g_free (name);
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if (layers[j] == active_drawable)
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{
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drawable = active_drawable;
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gtk_menu_set_active (GTK_MENU (menu), k);
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}
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else if (drawable == -1)
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{
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drawable = layers[j];
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}
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k += 1;
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}
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for (j = 0; j < n_channels; j++)
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if (! constraint || (* constraint) (images[i], channels[j], data))
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{
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name = gimp_drawable_get_name (channels[j]);
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gimp_menu_add_item (menu, image_label, name, channels[j]);
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g_free (name);
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if (channels[j] == active_drawable)
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{
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drawable = active_drawable;
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gtk_menu_set_active (GTK_MENU (menu), k);
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}
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else if (drawable == -1)
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{
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drawable = channels[j];
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}
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k += 1;
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}
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g_free (image_label);
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g_free (layers);
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g_free (channels);
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}
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g_free (images);
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if (k == 0)
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gimp_menu_add_empty (menu);
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(* callback) (drawable, data);
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return menu;
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}
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/* private functions */
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static GtkWidget *
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gimp_menu_make_menu (GimpMenuCallback callback,
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gpointer data)
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{
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GtkWidget *menu;
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menu = gtk_menu_new ();
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g_object_set_data (G_OBJECT (menu), "gimp-menu-callback", callback);
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g_object_set_data (G_OBJECT (menu), "gimp-menu-callback-data", data);
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return menu;
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}
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static GtkWidget *
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gimp_menu_add_item (GtkWidget *menu,
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const gchar *image_name,
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const gchar *drawable_name,
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gint32 any_ID)
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{
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GtkWidget *menuitem;
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GtkWidget *hbox;
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GtkWidget *vbox;
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GtkWidget *preview;
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GtkWidget *label;
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gchar *str;
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if (drawable_name)
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str = g_strdup_printf ("%s/%s-%d", image_name, drawable_name, any_ID);
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else
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str = g_strdup (image_name);
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menuitem = gtk_menu_item_new ();
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gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
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gtk_widget_show (menuitem);
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g_signal_connect (menuitem, "activate",
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G_CALLBACK (gimp_menu_callback),
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GINT_TO_POINTER (any_ID));
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hbox = gtk_hbox_new (FALSE, 4);
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gtk_container_add (GTK_CONTAINER (menuitem), hbox);
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gtk_widget_show (hbox);
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vbox = gtk_vbox_new (FALSE, 0);
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gtk_box_pack_start (GTK_BOX (hbox), vbox, FALSE, FALSE, 0);
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gtk_widget_show (vbox);
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preview = gimp_menu_make_preview (any_ID, drawable_name == NULL,
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MENU_THUMBNAIL_WIDTH,
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MENU_THUMBNAIL_HEIGHT);
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gtk_container_add (GTK_CONTAINER (vbox), preview);
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gtk_widget_show (preview);
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label = gtk_label_new (str);
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gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
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gtk_widget_show (label);
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g_free (str);
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return menuitem;
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}
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static GtkWidget *
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gimp_menu_add_empty (GtkWidget *menu)
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{
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GtkWidget *menuitem;
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menuitem = gtk_menu_item_new_with_label (_("(Empty)"));
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gtk_widget_set_sensitive (menuitem, FALSE);
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gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
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gtk_widget_show (menuitem);
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return menuitem;
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}
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static GtkWidget *
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gimp_menu_make_preview (gint32 any_ID,
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gboolean is_image,
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gint width,
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gint height)
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{
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GtkWidget *image;
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GdkPixbuf *pixbuf;
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if (is_image)
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pixbuf = gimp_image_get_thumbnail (any_ID,
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width, height,
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GIMP_PIXBUF_SMALL_CHECKS);
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else
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pixbuf = gimp_drawable_get_thumbnail (any_ID,
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width, height,
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GIMP_PIXBUF_SMALL_CHECKS);
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image = gtk_image_new_from_pixbuf (pixbuf);
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g_object_unref (pixbuf);
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return image;
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}
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static void
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gimp_menu_callback (GtkWidget *widget,
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gpointer any_ID)
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{
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GimpMenuCallback callback;
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gpointer callback_data;
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callback = (GimpMenuCallback) g_object_get_data (G_OBJECT (widget->parent),
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"gimp-menu-callback");
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callback_data = g_object_get_data (G_OBJECT (widget->parent),
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"gimp-menu-callback-data");
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(* callback) (GPOINTER_TO_INT (any_ID), callback_data);
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}
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