summaryrefslogtreecommitdiff
path: root/eel/eel-mate-extensions.c
blob: 2af5a941ee3216d83091193ce5f2b338fea3c188 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */

/* eel-mate-extensions.c - implementation of new functions that operate on
                            mate classes. Perhaps some of these should be
  			    rolled into mate someday.

   Copyright (C) 1999, 2000, 2001 Eazel, Inc.

   The Mate Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public License as
   published by the Free Software Foundation; either version 2 of the
   License, or (at your option) any later version.

   The Mate Library 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the Mate Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
   Boston, MA 02110-1301, USA.

   Authors: Darin Adler <darin@eazel.com>
*/

#include <config.h>

#define MATE_DESKTOP_USE_UNSTABLE_API

#include "eel-mate-extensions.h"

#include <gtk/gtk.h>
#include <libmate/mate-desktop-utils.h>


/* Return a command string containing the path to a terminal on this system. */

static char *
try_terminal_command (const char *program,
                      const char *args)
{
    char *program_in_path, *quoted, *result;

    if (program == NULL)
    {
        return NULL;
    }

    program_in_path = g_find_program_in_path (program);
    if (program_in_path == NULL)
    {
        return NULL;
    }

    quoted = g_shell_quote (program_in_path);
    if (args == NULL || args[0] == '\0')
    {
        return quoted;
    }
    result = g_strconcat (quoted, " ", args, NULL);
    g_free (quoted);
    return result;
}

static char *
try_terminal_command_argv (int argc,
                           char **argv)
{
    GString *string;
    int i;
    char *quoted, *result;

    if (argc == 0)
    {
        return NULL;
    }

    if (argc == 1)
    {
        return try_terminal_command (argv[0], NULL);
    }

    string = g_string_new (argv[1]);
    for (i = 2; i < argc; i++)
    {
        quoted = g_shell_quote (argv[i]);
        g_string_append_c (string, ' ');
        g_string_append (string, quoted);
        g_free (quoted);
    }
    result = try_terminal_command (argv[0], string->str);
    g_string_free (string, TRUE);

    return result;
}

static char *
get_terminal_command_prefix (gboolean for_command)
{
    int argc;
    char **argv;
    char *command;
    guint i;
    static const char *const commands[][3] =
    {
        { "mate-terminal", "-x",                                      "" },
        { "dtterm",         "-e",                                      "-ls" },
        { "nxterm",         "-e",                                      "-ls" },
        { "color-xterm",    "-e",                                      "-ls" },
        { "rxvt",           "-e",                                      "-ls" },
        { "xterm",          "-e",                                      "-ls" },
    };

    /* Try the terminal from preferences. Use without any
     * arguments if we are just doing a standalone terminal.
     */
    argc = 0;
    argv = g_new0 (char *, 1);
    mate_desktop_prepend_terminal_to_vector (&argc, &argv);

    command = NULL;
    if (argc != 0)
    {
        if (for_command)
        {
            command = try_terminal_command_argv (argc, argv);
        }
        else
        {
            /* Strip off the arguments in a lame attempt
             * to make it be an interactive shell.
             */
            command = try_terminal_command (argv[0], NULL);
        }
    }

    while (argc != 0)
    {
        g_free (argv[--argc]);
    }
    g_free (argv);

    if (command != NULL)
    {
        return command;
    }

    /* Try well-known terminal applications in same order that gmc did. */
    for (i = 0; i < G_N_ELEMENTS (commands); i++)
    {
        command = try_terminal_command (commands[i][0],
                                        commands[i][for_command ? 1 : 2]);
        if (command != NULL)
        {
            break;
        }
    }

    return command;
}

char *
eel_mate_make_terminal_command (const char *command)
{
    char *prefix, *quoted, *terminal_command;

    if (command == NULL)
    {
        return get_terminal_command_prefix (FALSE);
    }
    prefix = get_terminal_command_prefix (TRUE);
    quoted = g_shell_quote (command);
    terminal_command = g_strconcat (prefix, " /bin/sh -c ", quoted, NULL);
    g_free (prefix);
    g_free (quoted);
    return terminal_command;
}

void
eel_mate_open_terminal_on_screen (const char *command,
                                  GdkScreen  *screen)
{
    char *command_line;

    if (screen == NULL)
    {
        screen = gdk_screen_get_default ();
    }

    command_line = eel_mate_make_terminal_command (command);
    if (command_line == NULL)
    {
        g_message ("Could not start a terminal");
        return;
    }
    gdk_spawn_command_line_on_screen (screen, command_line, NULL);
    g_free (command_line);
}

void
eel_mate_open_terminal (const char *command)
{
    eel_mate_open_terminal_on_screen (command, NULL);
}