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gimp/app/palette_select.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
* Copyright (C) 1998 Andy Thomas (alt@picnic.demon.co.uk)
*
* 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 <stdlib.h>
#include <stdio.h>
#include <string.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/stat.h>
#include <sys/types.h>
#include "appenv.h"
#include "actionarea.h"
#include "buildmenu.h"
#include "colormaps.h"
#include "color_area.h"
#include "color_select.h"
#include "datafiles.h"
#include "devices.h"
#include "errors.h"
#include "general.h"
#include "gimprc.h"
#include "gradient_header.h"
#include "gradient.h"
#include "interface.h"
#include "palette.h"
#include "palette_entries.h"
#include "session.h"
#include "palette_select.h"
#include "libgimp/gimpintl.h"
static GSList *active_dialogs = NULL; /* List of active dialogs */
static void palette_select_close_callback (GtkWidget *w,gpointer client_data);
static void palette_select_edit_callback (GtkWidget *w,gpointer client_data);
static ActionAreaItem action_items[2] =
{
{ N_("Edit"), palette_select_edit_callback, NULL, NULL },
{ N_("Close"), palette_select_close_callback, NULL, NULL }
};
void
palette_select_set_text_all(PaletteEntriesP entries)
{
gint pos = 0;
char *num_buf;
GSList *aclist = active_dialogs;
GSList *plist;
PaletteSelectP psp;
PaletteEntriesP p_entries = NULL;
plist = palette_entries_list;
while (plist)
{
p_entries = (PaletteEntriesP) plist->data;
plist = g_slist_next (plist);
if (p_entries == entries)
break;
pos++;
}
if(p_entries == NULL)
return; /* This is actually and error */
num_buf = g_strdup_printf("%d",p_entries->n_colors);;
while(aclist)
{
char *num_copy = g_strdup(num_buf);
psp = (PaletteSelectP)aclist->data;
gtk_clist_set_text(GTK_CLIST(psp->clist),pos,1,num_copy);
aclist = g_slist_next(aclist);
}
}
void
palette_select_refresh_all()
{
GSList *list = active_dialogs;
PaletteSelectP psp;
while(list)
{
psp = (PaletteSelectP)list->data;
gtk_clist_freeze(GTK_CLIST(psp->clist));
gtk_clist_clear(GTK_CLIST(psp->clist));
palette_clist_init(psp->clist,psp->shell,psp->gc);
gtk_clist_thaw(GTK_CLIST(psp->clist));
list = g_slist_next(list);
}
}
void
palette_select_clist_insert_all(PaletteEntriesP p_entries)
{
GSList *aclist = active_dialogs;
PaletteEntriesP chk_entries;
PaletteSelectP psp;
GSList *plist;
gint pos = 0;
plist = palette_entries_list;
while (plist)
{
chk_entries = (PaletteEntriesP) plist->data;
plist = g_slist_next (plist);
/* to make sure we get something! */
if (chk_entries == NULL)
{
return;
}
if (strcmp(p_entries->name, chk_entries->name) == 0)
break;
pos++;
}
while(aclist)
{
psp = (PaletteSelectP)aclist->data;
gtk_clist_freeze(GTK_CLIST(psp->clist));
palette_insert_clist(psp->clist,psp->shell,psp->gc,p_entries,pos);
gtk_clist_thaw(GTK_CLIST(psp->clist));
aclist = g_slist_next(aclist);
}
/* if(gradient_select_dialog) */
/* { */
/* gtk_clist_set_text(GTK_CLIST(gradient_select_dialog->clist),n,1,grad->name); */
/* } */
}
void
palette_select_free (PaletteSelectP psp)
{
if (psp)
{
/* if(psp->callback_name) */
/* g_free(gsp->callback_name); */
/* remove from active list */
active_dialogs = g_slist_remove(active_dialogs,psp);
g_free (psp);
}
}
static void
palette_select_edit_callback (GtkWidget *w,
gpointer client_data)
{
PaletteEntriesP p_entries = NULL;
PaletteSelectP psp = (PaletteSelectP)client_data;
GList *sel_list;
sel_list = GTK_CLIST(psp->clist)->selection;
if(sel_list)
{
while (sel_list)
{
gint row;
row = GPOINTER_TO_INT (sel_list->data);
p_entries =
(PaletteEntriesP)gtk_clist_get_row_data(GTK_CLIST(psp->clist),row);
palette_create_edit(p_entries);
/* One only */
return;
}
}
}
static void
palette_select_close_callback (GtkWidget *w,
gpointer client_data)
{
PaletteSelectP psp;
psp = (PaletteSelectP) client_data;
if (GTK_WIDGET_VISIBLE (psp->shell))
gtk_widget_hide (psp->shell);
gtk_widget_destroy(psp->shell);
palette_select_free(psp);
/* Free memory if poping down dialog which is not the main one */
/* if(gsp != gradient_select_dialog) */
/* { */
/* grad_change_callbacks(gsp,1); */
/* gtk_widget_destroy(gsp->shell); */
/* grad_select_free(gsp); */
/* } */
}
static gint
palette_select_delete_callback (GtkWidget *w,
GdkEvent *e,
gpointer client_data)
{
palette_select_close_callback (w, client_data);
return TRUE;
}
PaletteSelectP
palette_new_selection(gchar * title,
gchar * initial_palette)
{
PaletteSelectP psp;
/* gradient_t *grad = NULL; */
GSList *list;
GtkWidget *vbox;
GtkWidget *hbox;
GtkWidget *scrolled_win;
PaletteEntriesP p_entries = NULL;
int select_pos;
palette_select_palette_init();
psp = g_malloc(sizeof(struct _PaletteSelect));
psp->callback_name = NULL;
/* The shell and main vbox */
psp->shell = gtk_dialog_new ();
gtk_window_set_wmclass (GTK_WINDOW (psp->shell), "paletteselection", "Gimp");
gtk_window_set_policy(GTK_WINDOW(psp->shell), FALSE, TRUE, FALSE);
vbox = gtk_vbox_new (FALSE, 1);
gtk_container_border_width (GTK_CONTAINER (vbox), 1);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (psp->shell)->vbox), vbox, TRUE, TRUE, 0);
/* handle the wm close event */
gtk_signal_connect (GTK_OBJECT (psp->shell), "delete_event",
GTK_SIGNAL_FUNC (palette_select_delete_callback),
psp);
/* clist preview of gradients */
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
psp->clist = gtk_clist_new(3);
gtk_clist_set_shadow_type(GTK_CLIST(psp->clist), GTK_SHADOW_IN);
gtk_clist_set_row_height(GTK_CLIST(psp->clist), SM_PREVIEW_HEIGHT+2);
gtk_widget_set_usize (psp->clist, 203, 200);
gtk_clist_set_column_title(GTK_CLIST(psp->clist), 0, _("Palette"));
gtk_clist_set_column_title(GTK_CLIST(psp->clist), 1, _("Ncols"));
gtk_clist_set_column_title(GTK_CLIST(psp->clist), 2, _("Name"));
gtk_clist_column_titles_show(GTK_CLIST(psp->clist));
gtk_clist_set_column_width(GTK_CLIST(psp->clist), 0, SM_PREVIEW_WIDTH+2);
hbox = gtk_hbox_new(FALSE, 8);
gtk_container_border_width(GTK_CONTAINER(hbox), 0);
gtk_box_pack_start(GTK_BOX(vbox), hbox, TRUE, TRUE, 0);
gtk_widget_show(hbox);
gtk_box_pack_start(GTK_BOX(hbox), scrolled_win, TRUE, TRUE, 0);
gtk_container_add (GTK_CONTAINER (scrolled_win), psp->clist);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_ALWAYS);
gtk_widget_show(scrolled_win);
gtk_widget_show(psp->clist);
/* gtk_signal_connect(GTK_OBJECT(gsp->clist), "select_row", */
/* GTK_SIGNAL_FUNC(sel_list_item_update), */
/* (gpointer) gsp); */
action_items[0].user_data = psp;
action_items[1].user_data = psp;
build_action_area (GTK_DIALOG (psp->shell), action_items, 2, 0);
if(!title)
{
gtk_window_set_title (GTK_WINDOW (psp->shell), _("Palette Selection"));
}
else
{
gtk_window_set_title (GTK_WINDOW (psp->shell), title);
}
select_pos = -1;
if(initial_palette && strlen(initial_palette))
{
list = palette_entries_list;
while (list)
{
p_entries = (PaletteEntriesP) list->data;
list = g_slist_next (list);
if (strcmp(p_entries->name, initial_palette) > 0)
break;
select_pos++;
}
}
gtk_widget_realize(psp->shell);
psp->gc = gdk_gc_new(psp->shell->window);
palette_clist_init(psp->clist,psp->shell,psp->gc);
/* Now show the dialog */
gtk_widget_show(vbox);
gtk_widget_show(psp->shell);
if(select_pos != -1)
{
gtk_clist_select_row(GTK_CLIST(psp->clist),select_pos,-1);
gtk_clist_moveto(GTK_CLIST(psp->clist),select_pos,0,0.0,0.0);
}
else
gtk_clist_select_row(GTK_CLIST(psp->clist),0,-1);
active_dialogs = g_slist_append(active_dialogs,psp);
return psp;
}
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