mirror of https://github.com/GNOME/gimp.git
151 lines
3.9 KiB
C
151 lines
3.9 KiB
C
/* The GIMP -- an image manipulation program
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* Copyright (C) 1999 Manish Singh
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <string.h>
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#include <gmodule.h>
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#include <gtk/gtk.h>
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#include "libgimpbase/gimpbase.h"
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#include "libgimpwidgets/gimpwidgets.h"
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#include "display-types.h"
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#include "core/gimpimage.h"
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#include "gimpdisplay.h"
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#include "gimpdisplayshell.h"
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#include "gimpdisplayshell-filter.h"
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GimpColorDisplay *
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gimp_display_shell_filter_attach (GimpDisplayShell *shell,
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GType type)
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{
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GimpColorDisplay *filter;
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g_return_val_if_fail (GIMP_IS_DISPLAY_SHELL (shell), NULL);
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g_return_val_if_fail (g_type_is_a (type, GIMP_TYPE_COLOR_DISPLAY), NULL);
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filter = gimp_color_display_new (type);
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if (filter)
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{
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shell->filters = g_list_append (shell->filters, filter);
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return filter;
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}
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else
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g_warning ("Tried to attach a nonexistant color display");
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return NULL;
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}
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GimpColorDisplay *
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gimp_display_shell_filter_attach_clone (GimpDisplayShell *shell,
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GimpColorDisplay *filter)
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{
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GimpColorDisplay *clone;
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g_return_val_if_fail (GIMP_IS_DISPLAY_SHELL (shell), NULL);
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g_return_val_if_fail (GIMP_IS_COLOR_DISPLAY (filter), NULL);
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clone = gimp_color_display_clone (filter);
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if (clone)
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{
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shell->filters = g_list_append (shell->filters, clone);
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return clone;
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}
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else
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g_warning ("Tried to clone a nonexistant color display");
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return NULL;
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}
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void
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gimp_display_shell_filter_detach (GimpDisplayShell *shell,
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GimpColorDisplay *filter)
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{
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g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
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g_return_if_fail (GIMP_IS_COLOR_DISPLAY (filter));
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shell->filters = g_list_remove (shell->filters, filter);
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}
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void
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gimp_display_shell_filter_detach_destroy (GimpDisplayShell *shell,
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GimpColorDisplay *filter)
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{
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g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
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g_return_if_fail (GIMP_IS_COLOR_DISPLAY (filter));
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g_object_unref (filter);
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shell->filters = g_list_remove (shell->filters, filter);
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}
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void
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gimp_display_shell_filter_detach_all (GimpDisplayShell *shell)
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{
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g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
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g_list_foreach (shell->filters, (GFunc) g_object_unref, NULL);
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g_list_free (shell->filters);
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shell->filters = NULL;
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}
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void
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gimp_display_shell_filter_reorder_up (GimpDisplayShell *shell,
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GimpColorDisplay *filter)
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{
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GList *node_list;
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g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
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g_return_if_fail (GIMP_IS_COLOR_DISPLAY (filter));
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node_list = g_list_find (shell->filters, filter);
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if (node_list->prev)
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{
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node_list->data = node_list->prev->data;
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node_list->prev->data = filter;
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}
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}
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void
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gimp_display_shell_filter_reorder_down (GimpDisplayShell *shell,
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GimpColorDisplay *filter)
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{
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GList *node_list;
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g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
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g_return_if_fail (GIMP_IS_COLOR_DISPLAY (filter));
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node_list = g_list_find (shell->filters, filter);
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if (node_list->next)
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{
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node_list->data = node_list->next->data;
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node_list->next->data = filter;
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}
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}
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