gnome-water-reminder/src/main.c

92 lines
3.0 KiB
C

/* main.c
*
* Copyright 2018 Gergely Polonkai
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include <glib/gi18n.h>
#include "gwr-config.h"
#include "gwr-window.h"
static void
on_activate (GtkApplication *app)
{
GtkWindow *window;
/* It's good practice to check your parameters at the beginning of the
* function. It helps catch errors early and in development instead of
* by your users.
*/
g_assert (GTK_IS_APPLICATION (app));
/* Get the current window or create one if necessary. */
window = gtk_application_get_active_window (app);
if (window == NULL)
window = g_object_new (GWR_TYPE_WINDOW,
"application", app,
"default-width", 600,
"default-height", 300,
NULL);
/* Ask the window manager/compositor to present the window. */
gtk_window_present (window);
}
int
main (int argc,
char *argv[])
{
g_autoptr(GtkApplication) app = NULL;
int ret;
/* Set up gettext translations */
bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
textdomain (GETTEXT_PACKAGE);
/*
* Create a new GtkApplication. The application manages our main loop,
* application windows, integration with the window manager/compositor, and
* desktop features such as file opening and single-instance applications.
*/
app = gtk_application_new ("eu.polonkai.gergely.GnomeWaterReminder", G_APPLICATION_FLAGS_NONE);
/*
* We connect to the activate signal to create a window when the application
* has been lauched. Additionally, this signal notifies us when the user
* tries to launch a "second instance" of the application. When they try
* to do that, we'll just present any existing window.
*
* Because we can't pass a pointer to any function type, we have to cast
* our "on_activate" function to a GCallback.
*/
g_signal_connect (app, "activate", G_CALLBACK (on_activate), NULL);
/*
* Run the application. This function will block until the applicaiton
* exits. Upon return, we have our exit code to return to the shell. (This
* is the code you see when you do `echo $?` after running a command in a
* terminal.
*
* Since GtkApplication inherits from GApplication, we use the parent class
* method "run". But we need to cast, which is what the "G_APPLICATION()"
* macro does.
*/
ret = g_application_run (G_APPLICATION (app), argc, argv);
return ret;
}