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gimp/app/lc_dialog.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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 "appenv.h"
#include "actionarea.h"
#include "buildmenu.h"
#include "dialog_handler.h"
#include "gimage.h"
#include "gimpcontext.h"
#include "gimprc.h"
#include "gimpset.h"
#include "interface.h"
#include "image_render.h"
#include "lc_dialog.h"
#include "lc_dialogP.h"
#include "session.h"
#include "libgimp/gimpintl.h"
/* local function prototypes */
static void lc_dialog_update (GimpImage *);
static void lc_dialog_image_menu_callback (GtkWidget *, gpointer);
static void lc_dialog_auto_callback (GtkWidget *, gpointer);
static gint lc_dialog_close_callback (GtkWidget *, gpointer);
static void lc_dialog_add_cb (GimpSet *, GimpImage *, gpointer);
static void lc_dialog_remove_cb (GimpSet *, GimpImage *, gpointer);
static void lc_dialog_destroy_cb (GimpImage *, gpointer);
static void lc_dialog_change_image (GimpContext *, GimpImage *,
gpointer);
/* FIXME: move these to a better place */
static GtkWidget * lc_dialog_create_image_menu (GimpImage **, int *,
MenuItemCallback);
static void lc_dialog_create_image_menu_cb (gpointer, gpointer);
/* the main dialog structure */
LCDialog * lc_dialog = NULL;
/*********************************/
/* Public L&C dialog functions */
/*********************************/
void
lc_dialog_create (GimpImage* gimage)
{
GtkWidget *util_box;
GtkWidget *auto_button;
GtkWidget *button;
GtkWidget *label;
GtkWidget *notebook;
GtkWidget *separator;
int default_index;
if (lc_dialog)
{
if (! GTK_WIDGET_VISIBLE (lc_dialog->shell))
{
gtk_widget_show (lc_dialog->shell);
}
else
{
gdk_window_raise (lc_dialog->shell->window);
}
if (gimage)
{
lc_dialog_update (gimage);
lc_dialog_update_image_list ();
}
else
{
lc_dialog_update_image_list ();
}
return;
}
lc_dialog = g_malloc (sizeof (LCDialog));
lc_dialog->shell = gtk_dialog_new ();
lc_dialog->gimage = NULL;
lc_dialog->auto_follow_active = TRUE;
/* Register the dialog */
dialog_register (lc_dialog->shell);
gtk_window_set_title (GTK_WINDOW (lc_dialog->shell), _("Layers & Channels"));
gtk_window_set_wmclass (GTK_WINDOW (lc_dialog->shell),
"layers_and_channels", "Gimp");
session_set_window_geometry (lc_dialog->shell, &lc_dialog_session_info, TRUE);
/* Handle the WM delete event */
gtk_signal_connect (GTK_OBJECT (lc_dialog->shell), "delete_event",
GTK_SIGNAL_FUNC (lc_dialog_close_callback), NULL);
/* The toplevel vbox */
lc_dialog->subshell = gtk_vbox_new (FALSE, 1);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (lc_dialog->shell)->vbox),
lc_dialog->subshell);
/* The hbox to hold the image option menu box */
util_box = gtk_hbox_new (FALSE, 2);
gtk_container_set_border_width (GTK_CONTAINER (util_box), 2);
gtk_box_pack_start (GTK_BOX (lc_dialog->subshell), util_box, FALSE, FALSE, 0);
/* The GIMP image option menu */
label = gtk_label_new (_("Image:"));
gtk_box_pack_start (GTK_BOX (util_box), label, FALSE, FALSE, 2);
gtk_widget_show (label);
lc_dialog->image_option_menu = gtk_option_menu_new ();
lc_dialog->image_menu =
lc_dialog_create_image_menu (&gimage, &default_index,
lc_dialog_image_menu_callback);
gtk_box_pack_start (GTK_BOX (util_box), lc_dialog->image_option_menu,
TRUE, TRUE, 0);
gtk_widget_show (lc_dialog->image_option_menu);
gtk_option_menu_set_menu (GTK_OPTION_MENU (lc_dialog->image_option_menu),
lc_dialog->image_menu);
if (default_index != -1)
gtk_option_menu_set_history
(GTK_OPTION_MENU (lc_dialog->image_option_menu), default_index);
/* The Auto-button */
auto_button = gtk_toggle_button_new_with_label (_("Auto"));
gtk_box_pack_start (GTK_BOX (util_box), auto_button, FALSE, FALSE, 0);
gtk_signal_connect (GTK_OBJECT (auto_button), "clicked",
(GtkSignalFunc) lc_dialog_auto_callback,
auto_button);
gtk_widget_show (auto_button);
/* State will be set, when the sub-dialogs exists (see below) */
gtk_widget_show (util_box);
separator = gtk_hseparator_new ();
gtk_box_pack_start (GTK_BOX (lc_dialog->subshell), separator,
FALSE, FALSE, 0);
gtk_widget_show (separator);
/* The notebook widget */
notebook = gtk_notebook_new ();
gtk_container_set_border_width (GTK_CONTAINER (notebook), 2);
gtk_box_pack_start (GTK_BOX (lc_dialog->subshell), notebook, TRUE, TRUE, 0);
label = gtk_label_new (_("Layers"));
gtk_notebook_append_page (GTK_NOTEBOOK (notebook),
layers_dialog_create (), label);
gtk_widget_show (label);
label = gtk_label_new (_("Channels"));
gtk_notebook_append_page (GTK_NOTEBOOK (notebook),
channels_dialog_create (), label);
gtk_widget_show (label);
label = gtk_label_new (_("Paths"));
gtk_notebook_append_page (GTK_NOTEBOOK (notebook),
paths_dialog_create (), label);
gtk_widget_show (label);
/* Now all notebook pages exist, we can set the Auto-togglebutton */
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (auto_button),
lc_dialog->auto_follow_active);
gtk_widget_show (notebook);
/* The action area */
gtk_container_set_border_width
(GTK_CONTAINER (GTK_DIALOG (lc_dialog->shell)->action_area), 1);
/* The close button */
button = gtk_button_new_with_label (_("Close"));
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (lc_dialog->shell)->action_area),
button, TRUE, TRUE, 0);
gtk_signal_connect (GTK_OBJECT (button), "clicked",
(GtkSignalFunc) lc_dialog_close_callback,
lc_dialog->shell);
gtk_widget_show (button);
/* Make sure the channels page is realized */
gtk_notebook_set_page (GTK_NOTEBOOK (notebook), 1);
gtk_notebook_set_page (GTK_NOTEBOOK (notebook), 0);
gtk_signal_connect (GTK_OBJECT (image_context), "add",
GTK_SIGNAL_FUNC (lc_dialog_add_cb), NULL);
gtk_signal_connect (GTK_OBJECT (image_context), "remove",
GTK_SIGNAL_FUNC (lc_dialog_remove_cb), NULL);
gtk_signal_connect (GTK_OBJECT (gimp_context_get_user ()), "image_changed",
GTK_SIGNAL_FUNC (lc_dialog_change_image), NULL);
lc_dialog_update (gimage);
lc_dialog_update_image_list ();
gtk_widget_show (lc_dialog->subshell);
gtk_widget_show (lc_dialog->shell);
gdisplays_flush ();
}
void
lc_dialog_free ()
{
if (lc_dialog == NULL)
return;
session_get_window_info (lc_dialog->shell, &lc_dialog_session_info);
layers_dialog_free ();
channels_dialog_free ();
gtk_widget_destroy (lc_dialog->shell);
g_free (lc_dialog);
lc_dialog = NULL;
}
void
lc_dialog_rebuild (int new_preview_size)
{
GimpImage* gimage;
int flag;
gimage = NULL;
flag = 0;
if (lc_dialog)
{
flag = 1;
gimage = lc_dialog->gimage;
lc_dialog_free ();
}
preview_size = new_preview_size;
render_setup (transparency_type, transparency_size);
if (flag)
lc_dialog_create (gimage);
}
void
lc_dialog_flush ()
{
if (! lc_dialog || lc_dialog->gimage == NULL)
return;
layers_dialog_flush ();
channels_dialog_flush ();
paths_dialog_flush ();
}
void
lc_dialog_update_image_list ()
{
GimpImage* default_gimage;
int default_index;
if (lc_dialog == NULL)
return;
default_gimage = lc_dialog->gimage;
lc_dialog->image_menu =
lc_dialog_create_image_menu (&default_gimage, &default_index,
lc_dialog_image_menu_callback);
gtk_option_menu_set_menu (GTK_OPTION_MENU (lc_dialog->image_option_menu),
lc_dialog->image_menu);
if (default_index != -1)
{
gtk_option_menu_set_history
(GTK_OPTION_MENU (lc_dialog->image_option_menu), default_index);
lc_dialog_update (default_gimage);
gdisplays_flush ();
if (! GTK_WIDGET_IS_SENSITIVE (lc_dialog->subshell) )
gtk_widget_set_sensitive (lc_dialog->subshell, TRUE);
}
else
{
layers_dialog_clear ();
channels_dialog_clear ();
lc_dialog->gimage = NULL;
if (GTK_WIDGET_IS_SENSITIVE (lc_dialog->subshell))
gtk_widget_set_sensitive (lc_dialog->subshell, FALSE);
}
}
/**********************************/
/* Private L&C dialog functions */
/**********************************/
static void
lc_dialog_update (GimpImage* gimage)
{
if (! lc_dialog || lc_dialog->gimage == gimage)
return;
lc_dialog->gimage = gimage;
layers_dialog_update (gimage);
channels_dialog_update (gimage);
paths_dialog_update (gimage);
if (gimage)
{
gtk_signal_connect (GTK_OBJECT (gimage), "destroy",
GTK_SIGNAL_FUNC (lc_dialog_destroy_cb), NULL);
}
}
typedef struct
{
GImage **def;
int *default_index;
MenuItemCallback callback;
GtkWidget *menu;
int num_items;
GImage *id;
} IMCBData;
static void
lc_dialog_create_image_menu_cb (gpointer im,
gpointer d)
{
GimpImage *gimage = GIMP_IMAGE (im);
IMCBData *data = (IMCBData *) d;
char *image_name;
char *menu_item_label;
GtkWidget *menu_item;
/* make sure the default index gets set to _something_, if possible */
if (*data->default_index == -1)
{
data->id = gimage;
*data->default_index = data->num_items;
}
if (gimage == *data->def)
{
data->id = *data->def;
*data->default_index = data->num_items;
}
image_name = g_basename (gimage_filename (gimage));
menu_item_label =
g_strdup_printf ("%s-%d", image_name, pdb_image_to_id (gimage));
menu_item = gtk_menu_item_new_with_label (menu_item_label);
gtk_signal_connect (GTK_OBJECT (menu_item), "activate",
(GtkSignalFunc) data->callback, gimage);
gtk_container_add (GTK_CONTAINER (data->menu), menu_item);
gtk_widget_show (menu_item);
g_free (menu_item_label);
data->num_items ++;
}
static GtkWidget *
lc_dialog_create_image_menu (GimpImage **def,
int *default_index,
MenuItemCallback callback)
{
IMCBData data;
data.def = def;
data.default_index = default_index;
data.callback = callback;
data.menu = gtk_menu_new ();
data.num_items = 0;
data.id = NULL;
*default_index = -1;
gimage_foreach (lc_dialog_create_image_menu_cb, &data);
if (! data.num_items)
{
GtkWidget *menu_item;
menu_item = gtk_menu_item_new_with_label (_("none"));
gtk_container_add (GTK_CONTAINER (data.menu), menu_item);
gtk_widget_show (menu_item);
}
*def = data.id;
return data.menu;
}
static void
lc_dialog_image_menu_callback (GtkWidget *w,
gpointer client_data)
{
if (! lc_dialog)
return;
lc_dialog_update (GIMP_IMAGE (client_data));
gdisplays_flush ();
}
static void
lc_dialog_auto_callback (GtkWidget *toggle_button,
gpointer client_data)
{
GimpContext *context;
if (! lc_dialog)
return;
lc_dialog->auto_follow_active =
gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (toggle_button));
context = gimp_context_get_user ();
if (lc_dialog->auto_follow_active)
lc_dialog_change_image (context,
gimp_context_get_image (context),
NULL);
}
static gint
lc_dialog_close_callback (GtkWidget *w,
gpointer client_data)
{
if (! lc_dialog)
return TRUE;
lc_dialog->gimage = NULL;
gtk_widget_hide (lc_dialog->shell);
return TRUE;
}
static void
lc_dialog_add_cb (GimpSet *set,
GimpImage *gimage,
gpointer user_data)
{
if (! lc_dialog)
return;
lc_dialog_update_image_list ();
}
static void
lc_dialog_remove_cb (GimpSet *set,
GimpImage *gimage,
gpointer user_data)
{
if (! lc_dialog)
return;
lc_dialog_update_image_list ();
}
static void
lc_dialog_destroy_cb (GimpImage *gimage,
gpointer user_data)
{
if (! lc_dialog)
return;
lc_dialog_update_image_list ();
}
static void
lc_dialog_change_image (GimpContext *context,
GimpImage *gimage,
gpointer user_data)
{
if (! lc_dialog || ! lc_dialog->auto_follow_active)
return;
if (gimage && gimp_set_have (image_context, gimage))
{
lc_dialog_update (gimage);
}
lc_dialog_update_image_list ();
}
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