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gimp/app/widgets/gimpcolordisplayeditor.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1999 Manish Singh
*
* 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 "display-types.h"
#include "core/gimpimage.h"
#include "widgets/gimpeditor.h"
#include "gimpdisplay.h"
#include "gimpdisplayshell.h"
#include "gimpdisplayshell-filter.h"
#include "gimpdisplayshell-filter-dialog.h"
#include "libgimp/gimpintl.h"
#define LIST_WIDTH 150
#define LIST_HEIGHT 100
#define UPDATE_DISPLAY(shell) G_STMT_START \
{ \
gimp_display_shell_expose_full (shell); \
gimp_display_shell_flush (shell); \
} G_STMT_END
typedef struct _ColorDisplayDialog ColorDisplayDialog;
struct _ColorDisplayDialog
{
GimpDisplayShell *shell;
GtkWidget *dialog;
GtkTreeStore *src;
GtkTreeStore *dest;
GtkTreeSelection *src_sel;
GtkTreeSelection *dest_sel;
gboolean modified;
GList *old_nodes;
GList *conf_nodes;
GtkWidget *add_button;
GtkWidget *remove_button;
GtkWidget *up_button;
GtkWidget *down_button;
GtkWidget *configure_button;
};
static void make_dialog (ColorDisplayDialog *cdd);
static void color_display_ok_callback (GtkWidget *widget,
ColorDisplayDialog *cdd);
static void color_display_cancel_callback (GtkWidget *widget,
ColorDisplayDialog *cdd);
static void color_display_add_callback (GtkWidget *widget,
ColorDisplayDialog *cdd);
static void color_display_remove_callback (GtkWidget *widget,
ColorDisplayDialog *cdd);
static void color_display_up_callback (GtkWidget *widget,
ColorDisplayDialog *cdd);
static void color_display_down_callback (GtkWidget *widget,
ColorDisplayDialog *cdd);
static void color_display_configure_callback (GtkWidget *widget,
ColorDisplayDialog *cdd);
static void src_list_populate (const char *name,
GtkTreeStore *src);
static void dest_list_populate (GList *node_list,
GtkTreeStore *dest);
static void src_selection_changed (GtkTreeSelection *sel,
ColorDisplayDialog *cdd);
static void dest_selection_changed (GtkTreeSelection *sel,
ColorDisplayDialog *cdd);
static void color_display_update_up_and_down (ColorDisplayDialog *cdd);
static void
make_dialog (ColorDisplayDialog *cdd)
{
GtkWidget *hbox;
GtkWidget *editor;
GtkWidget *scrolled_win;
GtkWidget *tv;
GtkWidget *vbox;
GtkWidget *image;
cdd->dialog = gimp_dialog_new (_("Color Display Filters"), "display_filters",
gimp_standard_help_func,
"dialogs/display_filters/display_filters.html",
GTK_WIN_POS_NONE,
FALSE, TRUE, FALSE,
GTK_STOCK_CANCEL, color_display_cancel_callback,
cdd, NULL, NULL, FALSE, TRUE,
GTK_STOCK_OK, color_display_ok_callback,
cdd, NULL, NULL, TRUE, FALSE,
NULL);
hbox = gtk_hbox_new (FALSE, 6);
gtk_container_set_border_width (GTK_CONTAINER (hbox), 6);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (cdd->dialog)->vbox), hbox,
TRUE, TRUE, 0);
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_SHADOW_IN);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
gtk_box_pack_start (GTK_BOX (hbox), scrolled_win, TRUE, TRUE, 0);
gtk_widget_show (scrolled_win);
cdd->src = gtk_tree_store_new (1, G_TYPE_STRING);
tv = gtk_tree_view_new_with_model (GTK_TREE_MODEL (cdd->src));
g_object_unref (G_OBJECT (cdd->src));
gtk_widget_set_size_request (tv, LIST_WIDTH, LIST_HEIGHT);
gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW (tv), FALSE);
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tv),
0, _("Available Filters"),
gtk_cell_renderer_text_new (),
"text", 0, NULL);
gtk_container_add (GTK_CONTAINER (scrolled_win), tv);
gtk_widget_show (tv);
cdd->src_sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (tv));
g_signal_connect (G_OBJECT (cdd->src_sel), "changed",
G_CALLBACK (src_selection_changed),
cdd);
vbox = gtk_vbox_new (FALSE, 0);
gtk_box_pack_start (GTK_BOX (hbox), vbox, FALSE, FALSE, 0);
gtk_widget_show (vbox);
cdd->add_button = gtk_button_new ();
gtk_box_pack_start (GTK_BOX (vbox), cdd->add_button, FALSE, FALSE, 16);
gtk_widget_set_sensitive (cdd->add_button, FALSE);
gtk_widget_show (cdd->add_button);
image = gtk_image_new_from_stock (GTK_STOCK_GO_FORWARD, GTK_ICON_SIZE_BUTTON);
gtk_container_add (GTK_CONTAINER (cdd->add_button), image);
gtk_widget_show (image);
gimp_help_set_help_data (cdd->add_button,
_("Add the selected filter to the list of "
"active filters."), NULL);
g_signal_connect (G_OBJECT (cdd->add_button), "clicked",
G_CALLBACK (color_display_add_callback),
cdd);
cdd->remove_button = gtk_button_new ();
gtk_box_pack_start (GTK_BOX (vbox), cdd->remove_button, FALSE, FALSE, 0);
gtk_widget_set_sensitive (cdd->remove_button, FALSE);
gtk_widget_show (cdd->remove_button);
image = gtk_image_new_from_stock (GTK_STOCK_GO_BACK, GTK_ICON_SIZE_BUTTON);
gtk_container_add (GTK_CONTAINER (cdd->remove_button), image);
gtk_widget_show (image);
gimp_help_set_help_data (cdd->remove_button,
_("Remove the selected filter from the list of "
"active filters."), NULL);
g_signal_connect (G_OBJECT (cdd->remove_button), "clicked",
G_CALLBACK (color_display_remove_callback),
cdd);
editor = gimp_editor_new ();
gtk_box_pack_start (GTK_BOX (hbox), editor, TRUE, TRUE, 0);
gtk_widget_show (editor);
cdd->up_button =
gimp_editor_add_button (GIMP_EDITOR (editor),
GTK_STOCK_GO_UP,
_("Move the selected filter up"),
NULL,
G_CALLBACK (color_display_up_callback),
NULL,
cdd);
cdd->down_button =
gimp_editor_add_button (GIMP_EDITOR (editor),
GTK_STOCK_GO_DOWN,
_("Move the selected filter down"),
NULL,
G_CALLBACK (color_display_down_callback),
NULL,
cdd);
cdd->configure_button =
gimp_editor_add_button (GIMP_EDITOR (editor),
GIMP_STOCK_EDIT,
_("Configure the selected filter"),
NULL,
G_CALLBACK (color_display_configure_callback),
NULL,
cdd);
gtk_widget_set_sensitive (cdd->up_button, FALSE);
gtk_widget_set_sensitive (cdd->down_button, FALSE);
gtk_widget_set_sensitive (cdd->configure_button, FALSE);
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_SHADOW_IN);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
gtk_container_add (GTK_CONTAINER (editor), scrolled_win);
gtk_widget_show (scrolled_win);
cdd->dest = gtk_tree_store_new (2, G_TYPE_STRING, G_TYPE_POINTER);
tv = gtk_tree_view_new_with_model (GTK_TREE_MODEL (cdd->dest));
g_object_unref (G_OBJECT (cdd->dest));
gtk_widget_set_size_request (tv, LIST_WIDTH, LIST_HEIGHT);
gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW (tv), FALSE);
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tv),
0, _("Active Filters"),
gtk_cell_renderer_text_new (),
"text", 0, NULL);
gtk_container_add (GTK_CONTAINER (scrolled_win), tv);
gtk_widget_show (tv);
cdd->dest_sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (tv));
g_signal_connect (G_OBJECT (cdd->dest_sel), "changed",
G_CALLBACK (dest_selection_changed),
cdd);
gtk_widget_show (hbox);
}
static void
color_display_ok_callback (GtkWidget *widget,
ColorDisplayDialog *cdd)
{
GList *list;
gtk_widget_destroy (GTK_WIDGET (cdd->dialog));
cdd->shell->filters_dialog = NULL;
if (cdd->modified)
{
for (list = cdd->old_nodes; list; list = g_list_next (list))
{
if (! g_list_find (cdd->shell->filters, list->data))
gimp_display_shell_filter_detach_destroy (cdd->shell, list->data);
}
g_list_free (cdd->old_nodes);
UPDATE_DISPLAY (cdd->shell);
}
}
static void
color_display_cancel_callback (GtkWidget *widget,
ColorDisplayDialog *cdd)
{
GList *list;
GList *next;
gtk_widget_destroy (GTK_WIDGET (cdd->dialog));
cdd->shell->filters_dialog = NULL;
if (cdd->modified)
{
list = cdd->shell->filters;
cdd->shell->filters = cdd->old_nodes;
while (list)
{
next = list->next;
if (! g_list_find (cdd->old_nodes, list->data))
gimp_display_shell_filter_detach_destroy (cdd->shell, list->data);
list = next;
}
UPDATE_DISPLAY (cdd->shell);
}
}
static void
color_display_update_up_and_down (ColorDisplayDialog *cdd)
{
GtkTreeModel *model;
GtkTreeIter iter;
gboolean up_sensitive = FALSE;
gboolean down_sensitive = FALSE;
if (gtk_tree_selection_get_selected (cdd->dest_sel, &model, &iter))
{
GtkTreePath *path;
gint *indices;
path = gtk_tree_model_get_path (model, &iter);
indices = gtk_tree_path_get_indices (path);
up_sensitive = indices[0] > 0;
down_sensitive = indices[0] < (g_list_length (cdd->shell->filters) - 1);
gtk_tree_path_free (path);
}
gtk_widget_set_sensitive (cdd->up_button, up_sensitive);
gtk_widget_set_sensitive (cdd->down_button, down_sensitive);
}
static void
color_display_add_callback (GtkWidget *widget,
ColorDisplayDialog *cdd)
{
GtkTreeModel *model;
GtkTreeIter iter;
if (gtk_tree_selection_get_selected (cdd->src_sel, &model, &iter))
{
ColorDisplayNode *node;
GValue val = { 0, };
gtk_tree_model_get_value (model, &iter, 0, &val);
node = gimp_display_shell_filter_attach (cdd->shell,
g_value_get_string (&val));
g_value_unset (&val);
gtk_tree_store_append (cdd->dest, &iter, NULL);
gtk_tree_store_set (cdd->dest, &iter,
0, node->cd_name,
1, node,
-1);
cdd->modified = TRUE;
color_display_update_up_and_down (cdd);
UPDATE_DISPLAY (cdd->shell);
}
}
static void
color_display_remove_callback (GtkWidget *widget,
ColorDisplayDialog *cdd)
{
GtkTreeModel *model;
GtkTreeIter iter;
if (gtk_tree_selection_get_selected (cdd->dest_sel, &model, &iter))
{
ColorDisplayNode *node;
GValue val = { 0, };
gtk_tree_model_get_value (model, &iter, 1, &val);
node = g_value_get_pointer (&val);
g_value_unset (&val);
gtk_tree_store_remove (cdd->dest, &iter);
cdd->modified = TRUE;
if (g_list_find (cdd->old_nodes, node))
gimp_display_shell_filter_detach (cdd->shell, node);
else
gimp_display_shell_filter_detach_destroy (cdd->shell, node);
color_display_update_up_and_down (cdd);
UPDATE_DISPLAY (cdd->shell);
}
}
static void
color_display_up_callback (GtkWidget *widget,
ColorDisplayDialog *cdd)
{
GtkTreeModel *model;
GtkTreeIter iter1;
GtkTreeIter iter2;
if (gtk_tree_selection_get_selected (cdd->dest_sel, &model, &iter1))
{
GtkTreePath *path;
ColorDisplayNode *node1;
ColorDisplayNode *node2;
path = gtk_tree_model_get_path (model, &iter1);
gtk_tree_path_prev (path);
gtk_tree_model_get_iter (model, &iter2, path);
gtk_tree_path_free (path);
gtk_tree_model_get (model, &iter1, 1, &node1, -1);
gtk_tree_model_get (model, &iter2, 1, &node2, -1);
gtk_tree_store_set (GTK_TREE_STORE (model), &iter1,
0, node2->cd_name,
1, node2,
-1);
gtk_tree_store_set (GTK_TREE_STORE (model), &iter2,
0, node1->cd_name,
1, node1,
-1);
gimp_display_shell_filter_reorder_up (cdd->shell, node1);
cdd->modified = TRUE;
gtk_tree_selection_select_iter (cdd->dest_sel, &iter2);
UPDATE_DISPLAY (cdd->shell);
}
}
static void
color_display_down_callback (GtkWidget *widget,
ColorDisplayDialog *cdd)
{
GtkTreeModel *model;
GtkTreeIter iter1;
GtkTreeIter iter2;
if (gtk_tree_selection_get_selected (cdd->dest_sel, &model, &iter1))
{
GtkTreePath *path;
ColorDisplayNode *node1;
ColorDisplayNode *node2;
path = gtk_tree_model_get_path (model, &iter1);
gtk_tree_path_next (path);
gtk_tree_model_get_iter (model, &iter2, path);
gtk_tree_path_free (path);
gtk_tree_model_get (model, &iter1, 1, &node1, -1);
gtk_tree_model_get (model, &iter2, 1, &node2, -1);
gtk_tree_store_set (GTK_TREE_STORE (model), &iter1,
0, node2->cd_name,
1, node2,
-1);
gtk_tree_store_set (GTK_TREE_STORE (model), &iter2,
0, node1->cd_name,
1, node1,
-1);
gimp_display_shell_filter_reorder_down (cdd->shell, node1);
cdd->modified = TRUE;
gtk_tree_selection_select_iter (cdd->dest_sel, &iter2);
UPDATE_DISPLAY (cdd->shell);
}
}
static void
color_display_configure_callback (GtkWidget *widget,
ColorDisplayDialog *cdd)
{
GtkTreeModel *model;
GtkTreeIter iter;
if (gtk_tree_selection_get_selected (cdd->dest_sel, &model, &iter))
{
ColorDisplayNode *node;
GValue val = { 0, };
gtk_tree_model_get_value (model, &iter, 1, &val);
node = g_value_get_pointer (&val);
g_value_unset (&val);
if (! g_list_find (cdd->conf_nodes, node))
cdd->conf_nodes = g_list_append (cdd->conf_nodes, node);
gimp_display_shell_filter_configure (node, NULL, NULL, NULL, NULL);
cdd->modified = TRUE;
UPDATE_DISPLAY (cdd->shell);
}
}
void
gimp_display_shell_filter_dialog_new (GimpDisplayShell *shell)
{
ColorDisplayDialog *cdd;
cdd = g_new0 (ColorDisplayDialog, 1);
make_dialog (cdd);
color_display_foreach ((GimpCDFunc) src_list_populate, cdd->src);
cdd->old_nodes = shell->filters;
dest_list_populate (shell->filters, cdd->dest);
shell->filters = g_list_copy (cdd->old_nodes);
cdd->shell = shell;
shell->filters_dialog = cdd->dialog;
}
static void
src_list_populate (const char *name,
GtkTreeStore *src)
{
GtkTreeIter iter;
gtk_tree_store_append (src, &iter, NULL);
gtk_tree_store_set (src, &iter,
0, name,
-1);
}
static void
dest_list_populate (GList *node_list,
GtkTreeStore *dest)
{
ColorDisplayNode *node;
GList *list;
GtkTreeIter iter;
for (list = node_list; list; list = g_list_next (list))
{
node = (ColorDisplayNode *) list->data;
gtk_tree_store_append (dest, &iter, NULL);
gtk_tree_store_set (dest, &iter,
0, node->cd_name,
1, node,
-1);
}
}
static void
src_selection_changed (GtkTreeSelection *sel,
ColorDisplayDialog *cdd)
{
GtkTreeModel *model;
GtkTreeIter iter;
const gchar *name = NULL;
if (gtk_tree_selection_get_selected (sel, &model, &iter))
{
GValue val = { 0, };
gtk_tree_model_get_value (model, &iter, 0, &val);
name = g_value_get_string (&val);
g_value_unset (&val);
}
gtk_widget_set_sensitive (cdd->add_button, (name != NULL));
}
static void
dest_selection_changed (GtkTreeSelection *sel,
ColorDisplayDialog *cdd)
{
GtkTreeModel *model;
GtkTreeIter iter;
ColorDisplayNode *node = NULL;
if (gtk_tree_selection_get_selected (sel, &model, &iter))
{
GValue val = { 0, };
gtk_tree_model_get_value (model, &iter, 1, &val);
node = g_value_get_pointer (&val);
g_value_unset (&val);
}
gtk_widget_set_sensitive (cdd->remove_button, (node != NULL));
gtk_widget_set_sensitive (cdd->configure_button, (node != NULL));
color_display_update_up_and_down (cdd);
}
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