libDesktop
/* $Id$ */
/* Copyright (c) 2015-2021 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Desktop libDesktop */
/* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <limits.h>
#include <errno.h>
#include <System.h>
#include <gtk/gtk.h>
#include "Desktop.h"
#define PROGNAME_WIDGET "widget"
/* Widget */
/* private */
/* types */
typedef struct _WidgetPrefs
{
String const * title;
int width;
int height;
} WidgetPrefs;
/* prototypes */
static int _widget(WidgetPrefs * prefs, int namec, char ** namev);
static int _error(char const * message, int ret);
static int _usage(char const * error);
/* functions */
/* widget */
static gboolean _widget_on_closex(GtkWidget * widget);
static int _widget(WidgetPrefs * prefs, int namec, char ** namev)
{
int ret = 0;
DesktopWidget * widget;
GtkWidget * window;
GtkWidget * box;
GtkWidget * test;
int i;
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
if(prefs != NULL)
{
if(prefs->title != NULL)
gtk_window_set_title(GTK_WINDOW(window), prefs->title);
if(prefs->width > 0 || prefs->height > 0)
gtk_window_set_default_size(GTK_WINDOW(window),
(prefs->width != 0) ? prefs->width : -1,
(prefs->height != 0) ? prefs->height : -1);
}
g_signal_connect(window, "delete-event", G_CALLBACK(_widget_on_closex),
NULL);
#if GTK_CHECK_VERSION(3, 0, 0)
box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4);
#else
box = gtk_hbox_new(FALSE, 4);
#endif
for(i = 0; i < namec; i++)
{
if((widget = desktop_widget_new(namev[i])) == NULL)
{
ret |= _error(namev[i], 1);
continue;
}
test = desktop_widget_get_widget(widget);
gtk_box_pack_start(GTK_BOX(box), test, TRUE, TRUE, 0);
}
gtk_container_add(GTK_CONTAINER(window), box);
gtk_widget_show_all(window);
gtk_main();
return ret;
}
static gboolean _widget_on_closex(GtkWidget * widget)
{
gtk_widget_destroy(widget);
gtk_main_quit();
return TRUE;
}
/* error */
static int _error(char const * message, int ret)
{
fprintf(stderr, PROGNAME_WIDGET ": %s%s%s\n",
(message != NULL) ? message : "",
(message != NULL) ? ": " : "", error_get(NULL));
return ret;
}
/* usage */
static int _usage(char const * error)
{
if(error != NULL)
fprintf(stderr, "%s: %s\n", PROGNAME_WIDGET, error);
fputs("Usage: " PROGNAME_WIDGET " [-h height][-t title][-w width]"
" widget...\n", stderr);
return 1;
}
/* main */
int main(int argc, char * argv[])
{
int o;
WidgetPrefs prefs;
char * p;
memset(&prefs, 0, sizeof(prefs));
#if GTK_CHECK_VERSION(4, 0, 0)
gtk_init(&argc, &argv);
#else
gtk_init(&argc, &argv);
#endif
while((o = getopt(argc, argv, "h:t:w:")) != -1)
switch(o)
{
case 'h':
errno = 0;
prefs.height = strtol(optarg, &p, 0);
if(optarg[0] == '\0' || *p != '\0')
return _usage(NULL);
else if(errno != 0)
return _usage(strerror(errno));
else if(prefs.height < 0)
return _usage("width must be strictly"
" positive");
break;
case 't':
prefs.title = optarg;
break;
case 'w':
errno = 0;
prefs.width = strtol(optarg, &p, 0);
if(optarg[0] == '\0' || *p != '\0')
return _usage(NULL);
else if(errno != 0)
return _usage(strerror(errno));
else if(prefs.width < 0)
return _usage("height must be strictly"
" positive");
break;
default:
return _usage(NULL);
}
if(optind == argc)
return _usage(NULL);
return (_widget(&prefs, argc - optind, &argv[optind]) == 0) ? 0 : 2;
}