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gimp/plug-ins/common/uniteditor.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This is a plug-in for the GIMP.
*
* Copyright (C) 2000 Michael Natterer <mitch@gimp.org>
*
* 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 <string.h>
#include <gtk/gtk.h>
#ifdef __GNUC__
#warning GTK_DISABLE_DEPRECATED
#endif
#undef GTK_DISABLE_DEPRECATED
#include <gtk/gtkclist.h>
#define GTK_DISABLE_DEPRECATED
#include <libgimp/gimp.h>
#include <libgimp/gimpui.h>
#include "libgimp/stdplugins-intl.h"
#include "pixmaps/new.xpm"
#include "pixmaps/duplicate.xpm"
#include "pixmaps/yes.xpm"
#include "pixmaps/no.xpm"
static void query (void);
static void run (gchar *name,
gint nparams,
GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals);
static void unit_editor_dialog (void);
GimpPlugInInfo PLUG_IN_INFO =
{
NULL, /* init_proc */
NULL, /* quit_proc */
query, /* query_proc */
run, /* run_proc */
};
MAIN ()
static void
query (void)
{
static GimpParamDef args[] =
{
{ GIMP_PDB_INT32, "run_mode", "Interactive" }
};
gimp_install_procedure ("extension_gimp_unit_editor",
"The GIMP unit editor (runs in interactive mode only)",
"The GIMP unit editor (runs in interactive mode only)",
"Michael Natterer <mitch@gimp.org>",
"Michael Natterer <mitch@gimp.org>",
"2000",
N_("<Toolbox>/Xtns/Unit Editor..."),
"",
GIMP_EXTENSION,
G_N_ELEMENTS (args), 0,
args, NULL);
}
static void
run (gchar *name,
gint nparams,
GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[2];
GimpRunMode run_mode;
run_mode = param[0].data.d_int32;
*nreturn_vals = 1;
*return_vals = values;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = GIMP_PDB_CALLING_ERROR;
if (strcmp (name, "extension_gimp_unit_editor") == 0)
{
values[0].data.d_status = GIMP_PDB_SUCCESS;
INIT_I18N_UI();
unit_editor_dialog ();
}
}
static GdkPixmap *yes_pixmap = NULL;
static GdkBitmap *yes_mask = NULL;
static GdkPixmap *no_pixmap = NULL;
static GdkBitmap *no_mask = NULL;
static GtkWidget *delete_button = NULL;
static GtkWidget *undelete_button = NULL;
static GtkWidget *main_dialog = NULL;
static GtkWidget *clist = NULL;
static GdkColor color;
static GimpUnit current_unit = GIMP_UNIT_INCH;
static gint current_row = 0;
enum
{
SAVE,
IDENTIFIER,
FACTOR,
DIGITS,
SYMBOL,
ABBREVIATION,
SINGULAR,
PLURAL,
NUM_FIELDS
};
static gchar *help_strings[NUM_FIELDS];
static void
new_unit_ok_callback (GtkWidget *widget,
gpointer data)
{
*((gboolean *) data) = TRUE;
gtk_main_quit ();
}
static GimpUnit
new_unit (GimpUnit template)
{
GtkWidget *dialog;
GtkWidget *table;
GtkWidget *entry;
GtkWidget *spinbutton;
GtkWidget *identifier_entry;
GtkObject *factor_adj;
GtkObject *digits_adj;
GtkWidget *symbol_entry;
GtkWidget *abbreviation_entry;
GtkWidget *singular_entry;
GtkWidget *plural_entry;
gboolean ok = FALSE;
GimpUnit unit = GIMP_UNIT_PIXEL;
gtk_widget_set_sensitive (main_dialog, FALSE);
dialog = gimp_dialog_new (_("New Unit"), "uniteditor",
gimp_standard_help_func, "filters/uniteditor.html",
GTK_WIN_POS_MOUSE,
FALSE, TRUE, FALSE,
GTK_STOCK_CANCEL, gtk_main_quit,
NULL, 1, NULL, FALSE, TRUE,
GTK_STOCK_OK, new_unit_ok_callback,
&ok, NULL, NULL, TRUE, FALSE,
NULL);
table = gtk_table_new (7, 2, FALSE);
gtk_table_set_col_spacings (GTK_TABLE (table), 4);
gtk_table_set_row_spacings (GTK_TABLE (table), 2);
gtk_container_set_border_width (GTK_CONTAINER (table), 6);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox), table,
FALSE, FALSE, 0);
gtk_widget_show (table);
entry = identifier_entry = gtk_entry_new ();
if (template != GIMP_UNIT_PIXEL)
{
gtk_entry_set_text (GTK_ENTRY (entry),
gimp_unit_get_identifier (template));
}
gimp_table_attach_aligned (GTK_TABLE (table), 0, 0,
_("ID:"), 1.0, 0.5,
entry, 1, FALSE);
gimp_help_set_help_data (entry, help_strings[IDENTIFIER], NULL);
spinbutton = gimp_spin_button_new (&factor_adj,
(template != GIMP_UNIT_PIXEL) ?
gimp_unit_get_factor (template) : 1.0,
GIMP_MIN_RESOLUTION, GIMP_MAX_RESOLUTION,
0.01, 0.1, 0.0, 0.01, 5);
gtk_widget_set_size_request (spinbutton, 100, -1);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 1,
_("Factor:"), 1.0, 0.5,
spinbutton, 1, TRUE);
gimp_help_set_help_data (spinbutton, help_strings[FACTOR], NULL);
spinbutton = gimp_spin_button_new (&digits_adj,
(template != GIMP_UNIT_PIXEL) ?
gimp_unit_get_digits (template) : 2.0,
0, 5, 1, 1, 0, 1, 0);
gtk_widget_set_size_request (spinbutton, 50, -1);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 2,
_("Digits:"), 1.0, 0.5,
spinbutton, 1, TRUE);
gimp_help_set_help_data (spinbutton, help_strings[DIGITS], NULL);
entry = symbol_entry = gtk_entry_new ();
if (template != GIMP_UNIT_PIXEL)
{
gtk_entry_set_text (GTK_ENTRY (entry),
gimp_unit_get_symbol (template));
}
gimp_table_attach_aligned (GTK_TABLE (table), 0, 3,
_("Symbol:"), 1.0, 0.5,
entry, 1, FALSE);
gimp_help_set_help_data (entry, help_strings[SYMBOL], NULL);
entry = abbreviation_entry = gtk_entry_new ();
if (template != GIMP_UNIT_PIXEL)
{
gtk_entry_set_text (GTK_ENTRY (entry),
gimp_unit_get_abbreviation (template));
}
gimp_table_attach_aligned (GTK_TABLE (table), 0, 4,
_("Abbreviation:"), 1.0, 0.5,
entry, 1, FALSE);
gimp_help_set_help_data (entry, help_strings[ABBREVIATION], NULL);
entry = singular_entry = gtk_entry_new ();
if (template != GIMP_UNIT_PIXEL)
{
gtk_entry_set_text (GTK_ENTRY (entry),
gimp_unit_get_singular (template));
}
gimp_table_attach_aligned (GTK_TABLE (table), 0, 5,
_("Singular:"), 1.0, 0.5,
entry, 1, FALSE);
gimp_help_set_help_data (entry, help_strings[SINGULAR], NULL);
entry = plural_entry = gtk_entry_new ();
if (template != GIMP_UNIT_PIXEL)
{
gtk_entry_set_text (GTK_ENTRY (entry),
gimp_unit_get_plural (template));
}
gimp_table_attach_aligned (GTK_TABLE (table), 0, 6,
_("Plural:"), 1.0, 0.5,
entry, 1, FALSE);
gimp_help_set_help_data (entry, help_strings[PLURAL], NULL);
gtk_widget_show (dialog);
while (TRUE)
{
gtk_main ();
if (ok)
{
gchar *identifier;
gdouble factor;
gint digits;
gchar *symbol;
gchar *abbreviation;
gchar *singular;
gchar *plural;
identifier = g_strdup (gtk_entry_get_text (GTK_ENTRY (identifier_entry)));
factor = GTK_ADJUSTMENT (factor_adj)->value;
digits = ROUND (GTK_ADJUSTMENT (digits_adj)->value);
symbol = g_strdup (gtk_entry_get_text (GTK_ENTRY (symbol_entry)));
abbreviation = g_strdup (gtk_entry_get_text (GTK_ENTRY (abbreviation_entry)));
singular = g_strdup (gtk_entry_get_text (GTK_ENTRY (singular_entry)));
plural = g_strdup (gtk_entry_get_text (GTK_ENTRY (plural_entry)));
identifier = g_strstrip (identifier);
symbol = g_strstrip (symbol);
abbreviation = g_strstrip (abbreviation);
singular = g_strstrip (singular);
plural = g_strstrip (plural);
if (factor < GIMP_MIN_RESOLUTION)
{
g_message (_("Unit factor must not be 0."));
ok = FALSE;
}
if (!strlen (identifier) |
!strlen (symbol) |
!strlen (abbreviation) |
!strlen (singular) |
!strlen (plural))
{
g_message (_("All text fields must contain a value."));
ok = FALSE;
}
if (ok)
unit = gimp_unit_new (identifier, factor, digits,
symbol, abbreviation,
singular, plural);
g_free (identifier);
g_free (symbol);
g_free (abbreviation);
g_free (singular);
g_free (plural);
if (ok)
break;
}
else
{
break;
}
}
gtk_widget_destroy (dialog);
gtk_widget_set_sensitive (main_dialog, TRUE);
return unit;
}
static void
clist_init (void)
{
gchar *entries[8];
gint num_units;
GimpUnit unit;
gint column_width;
gint row;
gint i;
entries[0] = NULL;
num_units = gimp_unit_get_number_of_units ();
for (unit = GIMP_UNIT_INCH; unit < num_units; unit++)
{
row = unit - GIMP_UNIT_INCH;
entries[1] = (gchar *) gimp_unit_get_identifier (unit);
entries[2] = g_strdup_printf ("%.5f", gimp_unit_get_factor (unit));
entries[3] = g_strdup_printf ("%d", gimp_unit_get_digits (unit));
entries[4] = (gchar *) gimp_unit_get_symbol (unit);
entries[5] = (gchar *) gimp_unit_get_abbreviation (unit);
entries[6] = (gchar *) gimp_unit_get_singular (unit);
entries[7] = (gchar *) gimp_unit_get_plural (unit);
gtk_clist_append (GTK_CLIST (clist), entries);
gtk_clist_set_row_data (GTK_CLIST (clist), row,
(gpointer) unit);
if (unit < gimp_unit_get_number_of_built_in_units ())
gtk_clist_set_background (GTK_CLIST (clist), row, &color);
if (gimp_unit_get_deletion_flag (unit))
{
gtk_clist_set_pixmap (GTK_CLIST (clist), row, 0,
no_pixmap, no_mask);
}
else
{
gtk_clist_set_pixmap (GTK_CLIST (clist), row, 0,
yes_pixmap, yes_mask);
}
g_free (entries[2]);
g_free (entries[3]);
}
for (i = 0; i < 8; i++)
{
column_width = gtk_clist_optimal_column_width (GTK_CLIST (clist), i);
gtk_clist_set_column_width (GTK_CLIST (clist), i, column_width);
}
}
static void
select_row_callback (GtkWidget *widget,
gint row,
gint column,
GdkEventButton *bevent,
gpointer data)
{
GimpUnit unit;
gboolean delete_sensitive = TRUE;
gboolean undelete_sensitive = TRUE;
current_row = row;
unit = current_unit =
(GimpUnit) gtk_clist_get_row_data (GTK_CLIST (widget), row);
if (unit < gimp_unit_get_number_of_built_in_units ())
{
delete_sensitive = FALSE;
undelete_sensitive = FALSE;
}
else if (gimp_unit_get_deletion_flag (unit))
{
delete_sensitive = FALSE;
gtk_clist_set_pixmap (GTK_CLIST (clist), current_row, 0,
no_pixmap, no_mask);
}
else
{
undelete_sensitive = FALSE;
gtk_clist_set_pixmap (GTK_CLIST (clist), current_row, 0,
yes_pixmap, yes_mask);
}
gtk_widget_set_sensitive (delete_button, delete_sensitive);
gtk_widget_set_sensitive (undelete_button, undelete_sensitive);
}
static void
refresh_callback (GtkWidget *widget,
gpointer data)
{
gtk_clist_clear (GTK_CLIST (clist));
clist_init ();
gtk_clist_select_row (GTK_CLIST (clist), 0, 0);
}
static void
new_callback (GtkWidget *widget,
gpointer data)
{
GimpUnit unit;
unit = new_unit (GIMP_UNIT_PIXEL);
if (unit != GIMP_UNIT_PIXEL)
{
refresh_callback (NULL, NULL);
gtk_clist_select_row (GTK_CLIST (clist), unit - GIMP_UNIT_INCH, 0);
gtk_clist_moveto (GTK_CLIST (clist), unit - GIMP_UNIT_INCH, -1, 0.5, 0.0);
}
}
static void
duplicate_callback (GtkWidget *widget,
gpointer data)
{
GimpUnit unit;
unit = new_unit (current_unit);
if (unit != GIMP_UNIT_PIXEL)
{
refresh_callback (NULL, NULL);
gtk_clist_select_row (GTK_CLIST (clist), unit - GIMP_UNIT_INCH, 0);
gtk_clist_moveto (GTK_CLIST (clist), unit - GIMP_UNIT_INCH, -1, 0.5, 0.0);
}
}
static void
delete_callback (GtkWidget *widget,
gpointer data)
{
gimp_unit_set_deletion_flag (current_unit, TRUE);
gtk_clist_set_pixmap (GTK_CLIST (clist), current_row, 0,
no_pixmap, no_mask);
gtk_clist_select_row (GTK_CLIST (clist), current_row, 0);
}
static void
undelete_callback (GtkWidget *widget,
gpointer data)
{
gimp_unit_set_deletion_flag (current_unit, FALSE);
gtk_clist_set_pixmap (GTK_CLIST (clist), current_row, 0,
yes_pixmap, yes_mask);
gtk_clist_select_row (GTK_CLIST (clist), current_row, 0);
}
static void
unit_editor_dialog (void)
{
GtkWidget *main_vbox;
GtkWidget *scrolled_win;
GtkWidget *hbox;
GtkWidget *button;
GtkStyle *style;
gchar *titles[NUM_FIELDS];
gint i;
gimp_ui_init ("uniteditor", FALSE);
main_dialog =
gimp_dialog_new (_("Unit Editor"), "uniteditor",
gimp_standard_help_func, "filters/uniteditor.html",
GTK_WIN_POS_MOUSE,
FALSE, TRUE, TRUE,
GTK_STOCK_REFRESH, refresh_callback,
NULL, NULL, NULL, FALSE, FALSE,
GTK_STOCK_CLOSE, gtk_widget_destroy,
NULL, 1, NULL, TRUE, TRUE,
NULL);
g_signal_connect (G_OBJECT (main_dialog), "destroy",
G_CALLBACK (gtk_main_quit),
NULL);
gimp_help_init ();
help_strings[SAVE] = _("A unit definition will only be saved before "
"GIMP exits if this column is checked.");
help_strings[IDENTIFIER] = _("This string will be used to identify a "
"unit in GIMP's configuration files.");
help_strings[FACTOR] = _("How many units make up an inch.");
help_strings[DIGITS] = _("This field is a hint for numerical input "
"fields. It specifies how many decimal digits "
"the input field should provide to get "
"approximately the same accuracy as an "
"\"inch\" input field with two decimal "
"digits.");
help_strings[SYMBOL] = _("The unit's symbol if it has one (e.g. \"'\" "
"for inches). Use the unit's abbreviation if "
"it doesn't have a symbol.");
help_strings[ABBREVIATION] = _("The unit's abbreviation (e.g. \"cm\" for "
"centimeters).");
help_strings[SINGULAR] = _("The unit's singular form.");
help_strings[PLURAL] = _("The unit's plural form.");
/* the main vbox */
main_vbox = gtk_vbox_new (FALSE, 4);
gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 6);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (main_dialog)->vbox), main_vbox);
gtk_widget_show (main_vbox);
/* the selection list */
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_POLICY_NEVER,
GTK_POLICY_ALWAYS);
gtk_container_add (GTK_CONTAINER (main_vbox), scrolled_win);
gtk_widget_show (scrolled_win);
titles[SAVE] = _("Saved");
titles[IDENTIFIER] = _("ID");
titles[FACTOR] = _("Factor");
titles[DIGITS] = _("Digits");
titles[SYMBOL] = _("Symbol");
titles[ABBREVIATION] = _("Abbr.");
titles[SINGULAR] = _("Singular");
titles[PLURAL] = _("Plural");
clist = gtk_clist_new_with_titles (NUM_FIELDS, titles);
gtk_clist_set_shadow_type (GTK_CLIST (clist), GTK_SHADOW_IN);
gtk_clist_set_selection_mode (GTK_CLIST (clist), GTK_SELECTION_BROWSE);
gtk_clist_column_titles_passive (GTK_CLIST (clist));
/* eek, passive column titles don't show a tooltip, so the next 3 lines
* are useless...
*/
for (i = 0; i < NUM_FIELDS; i++)
gimp_help_set_help_data (gtk_clist_get_column_widget (GTK_CLIST (clist), i),
help_strings[i], NULL);
gtk_widget_realize (main_dialog);
style = gtk_widget_get_style (main_dialog);
yes_pixmap = gdk_pixmap_create_from_xpm_d (main_dialog->window,
&yes_mask,
&style->bg[GTK_STATE_NORMAL],
yes_xpm);
no_pixmap = gdk_pixmap_create_from_xpm_d (main_dialog->window,
&no_mask,
&style->bg[GTK_STATE_NORMAL],
no_xpm);
color.red = 65535;
color.green = 50000;
color.blue = 50000;
gdk_colormap_alloc_color (gtk_widget_get_colormap (main_dialog),
&color, FALSE, TRUE);
clist_init ();
gtk_widget_set_size_request (clist, -1, 200);
gtk_container_add (GTK_CONTAINER (scrolled_win), clist);
gtk_widget_show (clist);
g_signal_connect (G_OBJECT (clist), "select_row",
G_CALLBACK (select_row_callback),
NULL);
hbox = gtk_hbox_new (FALSE, 2);
gtk_box_pack_start (GTK_BOX (main_vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
button = gimp_pixmap_button_new (new_xpm, _("New Unit"));
gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
g_signal_connect (G_OBJECT (button), "clicked",
G_CALLBACK (new_callback),
NULL);
gimp_help_set_help_data (button, _("Create a new unit from scratch."), NULL);
button = gimp_pixmap_button_new (duplicate_xpm, _("Duplicate Unit"));
gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
g_signal_connect (G_OBJECT (button), "clicked",
G_CALLBACK (duplicate_callback),
NULL);
gimp_help_set_help_data (button, _("Create a new unit with the currently "
"seleted unit as template."), NULL);
button = gimp_pixmap_button_new (no_xpm, _("Don't Save Unit"));
gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
g_signal_connect (G_OBJECT (button), "clicked",
G_CALLBACK (delete_callback),
NULL);
gimp_help_set_help_data (button, _("Don't save the currently selected unit "
"before GIMP exits."), NULL);
delete_button = button;
button = gimp_pixmap_button_new (yes_xpm, _("Save Unit"));
gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
g_signal_connect (G_OBJECT (button), "clicked",
G_CALLBACK (undelete_callback),
NULL);
gimp_help_set_help_data (button, _("Save the currently selected unit "
"before GIMP exits."), NULL);
undelete_button = button;
gtk_clist_select_row (GTK_CLIST (clist), 0, 0);
gtk_widget_show (main_dialog);
gtk_main ();
gimp_help_free ();
gdk_flush ();
g_object_unref (yes_pixmap);
g_object_unref (yes_mask);
g_object_unref (no_pixmap);
g_object_unref (no_mask);
}
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