mirror of https://github.com/GNOME/gimp.git
259 lines
8.1 KiB
C
259 lines
8.1 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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* gimpdrawablecombobox.c
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* Copyright (C) 2004 Sven Neumann <sven@gimp.org>
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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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* Lesser 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 "libgimpwidgets/gimpwidgets.h"
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#include "gimp.h"
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#include "gimpdrawablecombobox.h"
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#include "gimppixbuf.h"
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#define MENU_THUMBNAIL_SIZE 24
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static gint gimp_drawable_combo_box_model_add (GtkListStore *store,
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gint32 image,
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gint num_drawables,
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gint32 *drawables,
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GimpDrawableConstraintFunc constraint,
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gpointer data);
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/**
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* gimp_drawable_combo_box_new:
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* @constraint: a #GimpDrawableConstraintFunc or %NULL
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* @data: a pointer that is passed to @constraint
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*
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* Creates a new #GimpIntComboBox filled with all currently opened
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* drawables. If a @constraint function is specified, it is called for
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* each drawable and only if the function returns %TRUE, the drawable
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* is added to the combobox.
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*
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* Use gimp_int_combo_box_set_active() to get the active drawable ID
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* and gimp_int_combo_box_get_active() to retrieve the ID of the
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* selected drawable.
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*
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* Return value: a new #GimpIntComboBox.
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*
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* Since: GIMP 2.2
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**/
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GtkWidget *
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gimp_drawable_combo_box_new (GimpDrawableConstraintFunc constraint,
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gpointer data)
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{
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GtkWidget *combo_box;
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GtkTreeModel *model;
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GtkTreeIter iter;
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gint32 *images;
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gint num_images;
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gint i;
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combo_box = g_object_new (GIMP_TYPE_INT_COMBO_BOX, NULL);
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model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo_box));
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images = gimp_image_list (&num_images);
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for (i = 0; i < num_images; i++)
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{
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gint32 *drawables;
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gint num_drawables;
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drawables = gimp_image_get_layers (images[i], &num_drawables);
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gimp_drawable_combo_box_model_add (GTK_LIST_STORE (model),
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images[i],
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num_drawables, drawables,
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constraint, data);
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g_free (drawables);
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drawables = gimp_image_get_channels (images[i], &num_drawables);
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gimp_drawable_combo_box_model_add (GTK_LIST_STORE (model),
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images[i],
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num_drawables, drawables,
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constraint, data);
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g_free (drawables);
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}
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g_free (images);
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if (gtk_tree_model_get_iter_first (model, &iter))
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gtk_combo_box_set_active_iter (GTK_COMBO_BOX (combo_box), &iter);
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return combo_box;
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}
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/**
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* gimp_channel_combo_box_new:
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* @constraint: a #GimpDrawableConstraintFunc or %NULL
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* @data: a pointer that is passed to @constraint
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*
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* Creates a new #GimpIntComboBox filled with all currently opened
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* channels. See gimp_drawable_combo_box() for more info.
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*
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* Return value: a new #GimpIntComboBox.
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*
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* Since: GIMP 2.2
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**/
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GtkWidget *
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gimp_channel_combo_box_new (GimpDrawableConstraintFunc constraint,
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gpointer data)
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{
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GtkWidget *combo_box;
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GtkTreeModel *model;
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GtkTreeIter iter;
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gint32 *images;
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gint num_images;
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gint i;
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combo_box = g_object_new (GIMP_TYPE_INT_COMBO_BOX, NULL);
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model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo_box));
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images = gimp_image_list (&num_images);
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for (i = 0; i < num_images; i++)
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{
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gint32 *drawables;
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gint num_drawables;
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drawables = gimp_image_get_channels (images[i], &num_drawables);
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gimp_drawable_combo_box_model_add (GTK_LIST_STORE (model),
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images[i],
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num_drawables, drawables,
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constraint, data);
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g_free (drawables);
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}
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g_free (images);
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if (gtk_tree_model_get_iter_first (model, &iter))
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gtk_combo_box_set_active_iter (GTK_COMBO_BOX (combo_box), &iter);
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return combo_box;
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}
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/**
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* gimp_layer_combo_box_new:
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* @constraint: a #GimpDrawableConstraintFunc or %NULL
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* @data: a pointer that is passed to @constraint
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*
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* Creates a new #GimpIntComboBox filled with all currently opened
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* layers. See gimp_drawable_combo_box() for more info.
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*
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* Return value: a new #GimpIntComboBox.
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*
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* Since: GIMP 2.2
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**/
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GtkWidget *
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gimp_layer_combo_box_new (GimpDrawableConstraintFunc constraint,
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gpointer data)
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{
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GtkWidget *combo_box;
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GtkTreeModel *model;
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GtkTreeIter iter;
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gint32 *images;
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gint num_images;
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gint i;
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combo_box = g_object_new (GIMP_TYPE_INT_COMBO_BOX, NULL);
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model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo_box));
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images = gimp_image_list (&num_images);
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for (i = 0; i < num_images; i++)
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{
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gint32 *drawables;
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gint num_drawables;
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drawables = gimp_image_get_layers (images[i], &num_drawables);
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gimp_drawable_combo_box_model_add (GTK_LIST_STORE (model),
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images[i],
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num_drawables, drawables,
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constraint, data);
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g_free (drawables);
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}
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g_free (images);
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if (gtk_tree_model_get_iter_first (model, &iter))
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gtk_combo_box_set_active_iter (GTK_COMBO_BOX (combo_box), &iter);
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return combo_box;
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}
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static gint
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gimp_drawable_combo_box_model_add (GtkListStore *store,
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gint32 image,
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gint num_drawables,
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gint32 *drawables,
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GimpDrawableConstraintFunc constraint,
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gpointer data)
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{
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GtkTreeIter iter;
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gint added = 0;
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gint i;
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for (i = 0; i < num_drawables; i++)
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{
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if (! constraint || (* constraint) (image, drawables[i], data))
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{
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gchar *image_name = gimp_image_get_name (image);
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gchar *drawable_name = gimp_drawable_get_name (drawables[i]);
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gchar *label;
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GdkPixbuf *thumb;
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label = g_strdup_printf ("%s-%d/%s-%d",
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image_name, image,
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drawable_name, drawables[i]);
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g_free (drawable_name);
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g_free (image_name);
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thumb = gimp_drawable_get_thumbnail (drawables[i],
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MENU_THUMBNAIL_SIZE,
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MENU_THUMBNAIL_SIZE,
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GIMP_PIXBUF_SMALL_CHECKS);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter,
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GIMP_INT_STORE_VALUE, drawables[i],
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GIMP_INT_STORE_LABEL, label,
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GIMP_INT_STORE_PIXBUF, thumb,
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-1);
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added++;
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if (thumb)
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g_object_unref (thumb);
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g_free (label);
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}
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}
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return added;
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}
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