Mercurial > addons > slrn-macros > slrn-terminal-title-macro

annotate terminal-title.sl @ 1:b5ca94cc74ae default tip

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Change license to GPL-2.0+
author Guido Berhoerster <guido+slrn@berhoerster.name>
date Sat, 25 Jul 2015 17:12:50 +0200
parents 1964c513723a
children
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1 % terminal-title.sl - set the terminal title
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2 %
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3 % Copyright (C) 2009 Guido Berhoerster <guido+slrn@berhoerster.name>
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4 %
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5 % This program is free software; you can redistribute it and/or
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6 % modify it under the terms of the GNU General Public License
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7 % as published by the Free Software Foundation; either version 2
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8 % of the License, or (at your option) any later version.
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9 %
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10 % This program is distributed in the hope that it will be useful,
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11 % but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 % MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 % GNU General Public License for more details.
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14 %
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15 % You should have received a copy of the GNU General Public License
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16 % along with this program; if not, write to the Free Software
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17 % Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
0
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18
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19 %open_log_file(make_home_filename("slrn-debug.log"));
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20 %_traceback = 1;
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21
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22 implements("TerminalTitle");
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23
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24 static variable group_substitutions = Assoc_Type[Ref_Type];
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25 group_substitutions["s"] = &server_name;
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26 group_substitutions["v"] = &_slrn_version_string;
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27
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28 static variable article_substitutions = Assoc_Type[Ref_Type];
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29 article_substitutions["s"] = &server_name;
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30 article_substitutions["v"] = &_slrn_version_string;
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31 article_substitutions["n"] = &current_newsgroup;
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32
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33 static variable config = struct
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34 {
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35 article_title_format = "slrn %v -- Server: %s Group: %n",
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36 group_title_format = "slrn %v -- Server: %s"
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37 };
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38
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39 define format_str(str, substitutions)
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40 {
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41 variable match_pos;
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42 variable match_len;
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43 variable format;
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44 variable temp;
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45 variable formatted_str = "";
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46
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47 while (string_match(str, "^\(%-?[0-9]*\(["R +
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48 strjoin(assoc_get_keys(substitutions), "") + "]\)\)"R, 1) ||
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49 string_match(str, "\([^%]%-?[0-9]*\(["R +
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50 strjoin(assoc_get_keys(substitutions), "") + "]\)\)"R, 1)) {
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51 (match_pos, match_len) = string_match_nth(1);
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52 temp = substr(str, 1, match_pos);
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53 (temp, ) = strreplace(temp, "%%", "%", strlen(temp));
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54 format = substr(str, match_pos + 1, match_len - 1) + "s";
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55 (match_pos, match_len) = string_match_nth(2);
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56 formatted_str += temp + sprintf(format,
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57 @substitutions[substr(str, match_pos + 1, match_len)]);
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58 str = substr(str, match_pos + 1 + match_len, -1);
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59 }
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60 (str, ) = strreplace(str, "%%", "%", strlen(str));
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61 formatted_str += str;
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62
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63 return formatted_str;
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64 }
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65
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66 define set_terminal_title(title)
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67 {
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68 variable term = getenv("TERM");
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69
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70 if (string_match(term, "screen", 1)) {
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71 tt_send("\033_" + title + "\033\\");
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72 } else if (string_match(term, "xterm", 1)) {
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73 tt_send("\033]0;" + title + "\007");
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74 }
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75 return;
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76 }
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77
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78 define set_group_title()
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79 {
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80 set_terminal_title(format_str(config.group_title_format,
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81 group_substitutions));
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82 }
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83
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84 define set_article_title()
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85 {
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86 set_terminal_title(format_str(config.article_title_format,
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87 article_substitutions));
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88 }
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89
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90 () = register_hook("article_mode_hook", "TerminalTitle->set_article_title");
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91 () = register_hook("group_mode_hook", "TerminalTitle->set_group_title");