-/* Copyright (c) 1987-2008 Sun Microsystems, Inc. All Rights Reserved.

- * Copyright (c) 2008-2009 Robert Ancell

- *

- * 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, 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 <stdlib.h>

-#include <stdio.h>

-#include <string.h>

-

-#include "currency.h"

-#include "unittest.h"

-#include "math-window.h"

-#include "mp-equation.h"

-

-static GSettings *settings = NULL;

-

-static MathWindow *window;

-

-static void

-version(const gchar *progname)

-{

- /* NOTE: Is not translated so can be easily parsed */

- fprintf(stderr, "%1$s %2$s\n", progname, VERSION);

-}

-

-

-static void

-solve(const char *equation)

-{

- MPEquationOptions options;

- MPErrorCode error;

- MPNumber result;

- char result_str[1024];

-

- memset(&options, 0, sizeof(options));

- options.base = 10;

- options.wordlen = 32;

- options.angle_units = MP_DEGREES;

-

- error = mp_equation_parse(equation, &options, &result, NULL);

- if(error == PARSER_ERR_MP) {

- fprintf(stderr, "Error: %s\n", mp_get_error());

- exit(1);

- }

- else if(error != 0) {

- fprintf(stderr, "Error: %s\n", mp_error_code_to_string(error));

- exit(1);

- }

- else {

- mp_cast_to_string(&result, 10, 10, 9, 1, result_str, 1024);

- printf("%s\n", result_str);

- exit(0);

- }

-}

-

-

-static void

-usage(const gchar *progname, gboolean show_application, gboolean show_gtk)

-{

- fprintf(stderr,

- /* Description on how to use gcalctool displayed on command-line */

- _("Usage:\n"

- " %s — Perform mathematical calculations"), progname);

-

- fprintf(stderr,

- "\n\n");

-

- fprintf(stderr,

- /* Description on gcalctool command-line help options displayed on command-line */

- _("Help Options:\n"

- " -v, --version Show release version\n"

- " -h, -?, --help Show help options\n"

- " --help-all Show all help options\n"

- " --help-gtk Show GTK+ options"));

- fprintf(stderr,

- "\n\n");

-

- if (show_gtk) {

- fprintf(stderr,

- /* Description on gcalctool command-line GTK+ options displayed on command-line */

- _("GTK+ Options:\n"

- " --class=CLASS Program class as used by the window manager\n"

- " --name=NAME Program name as used by the window manager\n"

- " --screen=SCREEN X screen to use\n"

- " --sync Make X calls synchronous\n"

- " --gtk-module=MODULES Load additional GTK+ modules\n"

- " --g-fatal-warnings Make all warnings fatal"));

- fprintf(stderr,

- "\n\n");

- }

-

- if (show_application) {

- fprintf(stderr,

- /* Description on gcalctool application options displayed on command-line */

- _("Application Options:\n"

- " -u, --unittest Perform unit tests\n"

- " -s, --solve <equation> Solve the given equation"));

- fprintf(stderr,

- "\n\n");

- }

-}

-

-

-static void

-get_options(int argc, char *argv[])

-{

- int i;

- char *progname, *arg;

-

- progname = g_path_get_basename(argv[0]);

-

- for (i = 1; i < argc; i++) {

- arg = argv[i];

-

- if (strcmp(arg, "-v") == 0 ||

- strcmp(arg, "--version") == 0) {

- version(progname);

- exit(0);

- }

- else if (strcmp(arg, "-h") == 0 ||

- strcmp(arg, "-?") == 0 ||

- strcmp(arg, "--help") == 0) {

- usage(progname, TRUE, FALSE);

- exit(0);

- }

- else if (strcmp(arg, "--help-all") == 0) {

- usage(progname, TRUE, TRUE);

- exit(0);

- }

- else if (strcmp(arg, "--help-gtk") == 0) {

- usage(progname, FALSE, TRUE);

- exit(0);

- }

- else if (strcmp(arg, "-s") == 0 ||

- strcmp(arg, "--solve") == 0) {

- i++;

- if (i >= argc) {

- fprintf(stderr,

- /* Error printed to stderr when user uses --solve argument without an equation */

- _("Argument --solve requires an equation to solve"));

- fprintf(stderr, "\n");

- exit(1);

- }

- else

- solve(argv[i]);

- }

- else if (strcmp(arg, "-u") == 0 ||

- strcmp(arg, "--unittest") == 0) {

- unittest();

- }

- else {

- fprintf(stderr,

- /* Error printed to stderr when user provides an unknown command-line argument */

- _("Unknown argument '%s'"), arg);

- fprintf(stderr, "\n");

- usage(progname, TRUE, FALSE);

- exit(1);

- }

- }

-}

-

-

-static void

-quit_cb(MathWindow *window)

-{

- MathEquation *equation;

- MathButtons *buttons;

-

- equation = math_window_get_equation(window);

- buttons = math_window_get_buttons(window);

-

- g_settings_set_int(settings, "accuracy", math_equation_get_accuracy(equation));

- g_settings_set_int(settings, "word-size", math_equation_get_word_size(equation));

- g_settings_set_int(settings, "base", math_buttons_get_programming_base(buttons));

- g_settings_set_boolean(settings, "show-thousands", math_equation_get_show_thousands_separators(equation));

- g_settings_set_boolean(settings, "show-zeroes", math_equation_get_show_trailing_zeroes(equation));

- g_settings_set_enum(settings, "number-format", math_equation_get_number_format(equation));

- g_settings_set_enum(settings, "angle-units", math_equation_get_angle_units(equation));

- g_settings_set_enum(settings, "button-mode", math_buttons_get_mode(buttons));

- g_settings_set_string(settings, "source-currency", math_equation_get_source_currency(equation));

- g_settings_set_string(settings, "target-currency", math_equation_get_target_currency(equation));

- g_settings_sync();

-

- currency_free_resources();

- gtk_main_quit();

-}

-

-

-int

-main(int argc, char **argv)

-{

- MathEquation *equation;

- int accuracy = 9, word_size = 64, base = 10;

- gboolean show_tsep = FALSE, show_zeroes = FALSE;

- DisplayFormat number_format;

- MPAngleUnit angle_units;

- ButtonMode button_mode;

- gchar *source_currency, *target_currency;

-

- g_type_init();

-

- bindtextdomain(GETTEXT_PACKAGE, LOCALE_DIR);

- bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");

- textdomain(GETTEXT_PACKAGE);

-

- /* Seed random number generator. */

- srand48((long) time((time_t *) 0));

-

- get_options(argc, argv);

-

- settings = g_settings_new ("org.mate.gcalctool");

- accuracy = g_settings_get_int(settings, "accuracy");

- word_size = g_settings_get_int(settings, "word-size");

- base = g_settings_get_int(settings, "base");

- show_tsep = g_settings_get_boolean(settings, "show-thousands");

- show_zeroes = g_settings_get_boolean(settings, "show-zeroes");

- number_format = g_settings_get_enum(settings, "number-format");

- angle_units = g_settings_get_enum(settings, "angle-units");

- button_mode = g_settings_get_enum(settings, "button-mode");

- source_currency = g_settings_get_string(settings, "source-currency");

- target_currency = g_settings_get_string(settings, "target-currency");

-

- equation = math_equation_new();

- math_equation_set_accuracy(equation, accuracy);

- math_equation_set_word_size(equation, word_size);

- math_equation_set_show_thousands_separators(equation, show_tsep);

- math_equation_set_show_trailing_zeroes(equation, show_zeroes);

- math_equation_set_number_format(equation, number_format);

- math_equation_set_angle_units(equation, angle_units);

- math_equation_set_source_currency(equation, source_currency);

- math_equation_set_target_currency(equation, target_currency);

- g_free(source_currency);

- g_free(target_currency);

-

- gtk_init(&argc, &argv);

-

- window = math_window_new(equation);

- g_signal_connect(G_OBJECT(window), "quit", G_CALLBACK(quit_cb), NULL);

- math_buttons_set_programming_base(math_window_get_buttons(window), base);

- math_buttons_set_mode(math_window_get_buttons(window), button_mode); // FIXME: We load the basic buttons even if we immediately switch to the next type

-

- gtk_widget_show(GTK_WIDGET(window));

- gtk_main();

-

- return(0);

-}