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st-scrollback-mark-0.9.2.diff - sites - public wiki contents of suckless.org |
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st-scrollback-mark-0.9.2.diff (2933B) |
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1 From eed328240d04caedfaeef83342cf219758e20ded Mon Sep 17 00:00:00 2001 |
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2 From: =?UTF-8?q?=D0=BD=D0=B0=D0=B1?= <[email protected]> |
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3 Date: Sat, 6 Jul 2024 01:00:30 +0200 |
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4 Subject: [PATCH] Add \e[ m escape to mark a line. Ctrl+PgUp/+PgDn scroll… |
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5 marked lines |
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6 |
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7 Primarily useful for C++ enthusiasts so if you get a megabyte of errors |
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8 you can go back to the first one |
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9 |
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10 Recommended usage: PS1="$PS1\e[ m" |
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11 |
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12 Ref: https://101010.pl/@[email protected]/112734806523834451 |
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13 --- |
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14 config.def.h | 2 ++ |
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15 st.c | 41 +++++++++++++++++++++++++++++++++++++++++ |
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16 st.h | 3 +++ |
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17 3 files changed, 46 insertions(+) |
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18 |
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19 diff --git a/config.def.h b/config.def.h |
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20 index fc3079e..5bf8132 100644 |
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21 --- a/config.def.h |
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22 +++ b/config.def.h |
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23 @@ -226,7 +226,9 @@ static Shortcut shortcuts[] = { |
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24 { ShiftMask, XK_Insert, selpaste, {.i = … |
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25 { TERMMOD, XK_Num_Lock, numlock, {.i = … |
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26 { ShiftMask, XK_Page_Up, kscrollup, {.i = -… |
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27 + { ControlMask, XK_Page_Up, kscrolltoprevmark … |
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28 { ShiftMask, XK_Page_Down, kscrolldown, {.i = -… |
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29 + { ControlMask, XK_Page_Down, kscrolltonextmark … |
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30 { TERMMOD, XK_I, iso14755, {.i = … |
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31 }; |
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32 |
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33 diff --git a/st.c b/st.c |
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34 index ddd14c1..353d6c6 100644 |
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35 --- a/st.c |
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36 +++ b/st.c |
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37 @@ -1104,6 +1104,44 @@ kscrollup(const Arg* a) |
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38 } |
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39 } |
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40 |
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41 +void |
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42 +kscrolltonextmark(const Arg* a) |
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43 +{ |
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44 + int orig_scr = term.scr; |
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45 + |
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46 + while (--term.scr >= 0) |
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47 + if (TLINE(0)->mode & ATTR_MARKED) { |
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48 + found: |
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49 + if (term.scr != orig_scr) { |
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50 + selscroll(0, term.scr - orig_scr); |
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51 + tfulldirt(); |
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52 + } |
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53 + return; |
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54 + } |
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55 + |
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56 + term.scr = 0; |
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57 + for(int i = 0; i < term.row; ++i) |
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58 + if (TLINE(i)->mode & ATTR_MARKED) |
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59 + goto found; |
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60 + |
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61 + term.scr = orig_scr; |
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62 +} |
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63 + |
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64 +void |
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65 +kscrolltoprevmark(const Arg* a) |
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66 +{ |
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67 + int orig_scr = term.scr; |
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68 + |
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69 + while (++term.scr <= HISTSIZE) |
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70 + if (TLINE(0)->mode & ATTR_MARKED) { |
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71 + selscroll(0, term.scr - orig_scr); |
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72 + tfulldirt(); |
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73 + return; |
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74 + } |
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75 + |
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76 + term.scr = orig_scr; |
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77 +} |
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78 + |
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79 void |
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80 tscrolldown(int orig, int n, int copyhist) |
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81 { |
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82 @@ -1881,6 +1919,9 @@ csihandle(void) |
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83 if (xsetcursor(csiescseq.arg[0])) |
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84 goto unknown; |
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85 break; |
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86 + case 'm': /* mark line to quickly scroll back to later … |
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87 + term.line[term.c.y]->mode |= ATTR_MARKED; |
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88 + break; |
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89 default: |
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90 goto unknown; |
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91 } |
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92 diff --git a/st.h b/st.h |
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93 index 9dba57d..469e5c4 100644 |
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94 --- a/st.h |
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95 +++ b/st.h |
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96 @@ -35,6 +35,7 @@ enum glyph_attribute { |
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97 ATTR_WDUMMY = 1 << 10, |
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98 ATTR_BOXDRAW = 1 << 11, |
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99 ATTR_BOLD_FAINT = ATTR_BOLD | ATTR_FAINT, |
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100 + ATTR_MARKED = 1 << 12, |
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101 }; |
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102 |
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103 enum selection_mode { |
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104 @@ -84,6 +85,8 @@ void draw(void); |
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105 |
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106 void kscrolldown(const Arg *); |
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107 void kscrollup(const Arg *); |
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108 +void kscrolltonextmark(const Arg *); |
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109 +void kscrolltoprevmark(const Arg *); |
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110 void iso14755(const Arg *); |
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111 void printscreen(const Arg *); |
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112 void printsel(const Arg *); |
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113 -- |
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114 2.39.2 |
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115 |
