| 1 | #! perl |
1 | #! perl |
| 2 | |
2 | |
| 3 | # this extension implements scrollback buffer search |
3 | # this extension implements scrollback buffer search |
| 4 | |
4 | |
| 5 | #:META:RESOURCE:%:string:activation hotkey keysym |
5 | #:META:RESOURCE:%:string:activation hotkey keysym |
| 6 | #:META:BINDING:M-s:start |
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| 7 | |
6 | |
| 8 | =head1 NAME |
7 | =head1 NAME |
| 9 | |
8 | |
| 10 | searchable-scrollback - incremental scrollback search (enabled by default) |
9 | searchable-scrollback - incremental scrollback search (enabled by default) |
| 11 | |
10 | |
| … | |
… | |
| 15 | the C<searchable-scrollback:start> action (bound to C<M-s> by |
14 | the C<searchable-scrollback:start> action (bound to C<M-s> by |
| 16 | default). While in search mode, normal terminal input/output is |
15 | default). While in search mode, normal terminal input/output is |
| 17 | suspended and a regex is displayed at the bottom of the screen. |
16 | suspended and a regex is displayed at the bottom of the screen. |
| 18 | |
17 | |
| 19 | Inputting characters appends them to the regex and continues incremental |
18 | Inputting characters appends them to the regex and continues incremental |
| 20 | search. C<BackSpace> removes a character from the regex, C<Up> and C<Down> |
19 | search. In addition, the following bindings are recognized: |
| 21 | search upwards/downwards in the scrollback buffer, C<End> jumps to the |
20 | |
| 22 | bottom. C<Escape> leaves search mode and returns to the point where search |
21 | =over 4 |
| 23 | was started, while C<Enter> or C<Return> stay at the current position and |
22 | |
| 24 | additionally stores the first match in the current line into the primary |
23 | =item C<BackSpace> |
| 25 | selection if the C<Shift> modifier is active. |
24 | |
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25 | Remove a character from the regex. |
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26 | |
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27 | =item C<Insert> |
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28 | |
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29 | Append the value of the PRIMARY selection to the regex. |
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30 | |
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31 | =item C<Up> |
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32 | |
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33 | Search for a match upwards. |
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34 | |
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35 | =item C<Down> |
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36 | |
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37 | Search for a match downwards. |
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38 | |
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39 | =item C<Prior> |
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40 | |
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41 | Scroll up. |
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42 | |
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43 | =item C<Next> |
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44 | |
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45 | Scroll down. |
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46 | |
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47 | =item C<End> |
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48 | |
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49 | Scroll to the bottom. |
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50 | |
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51 | =item C<Escape> |
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52 | |
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53 | Leave the mode and return to the point where search was started. |
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54 | |
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55 | =item C<Enter> or C<Return> |
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56 | |
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57 | Leave the mode maintaining the current position in the scrollback. |
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58 | Additionally, if the C<Shift> modifier is active, store the first |
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59 | match in the current line into the primary selection. |
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60 | |
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61 | =back |
| 26 | |
62 | |
| 27 | The regex defaults to "(?i)", resulting in a case-insensitive search. To |
63 | The regex defaults to "(?i)", resulting in a case-insensitive search. To |
| 28 | get a case-sensitive search you can delete this prefix using C<BackSpace> |
64 | get a case-sensitive search you can delete this prefix using C<BackSpace> |
| 29 | or simply use an uppercase character which removes the "(?i)" prefix. |
65 | or simply use an uppercase character which removes the "(?i)" prefix. |
| 30 | |
66 | |
| … | |
… | |
| 36 | my ($self) = @_; |
72 | my ($self) = @_; |
| 37 | |
73 | |
| 38 | # only for backwards compatibility |
74 | # only for backwards compatibility |
| 39 | my $hotkey = $self->{argv}[0] |
75 | my $hotkey = $self->{argv}[0] |
| 40 | || $self->x_resource ("%") |
76 | || $self->x_resource ("%") |
| 41 | || return; |
77 | || "M-s"; |
| 42 | |
78 | |
| 43 | $self->bind_action ($hotkey, "searchable-scrollback:start") # ugh |
79 | $self->bind_action ($hotkey, "%:start") |
| 44 | or warn "unable to register '$hotkey' as scrollback search start hotkey\n"; |
80 | or warn "unable to register '$hotkey' as scrollback search start hotkey\n"; |
| 45 | |
81 | |
| 46 | () |
82 | () |
| 47 | } |
83 | } |
| 48 | |
84 | |
| … | |
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| 183 | if $line->beg > $self->top_row; |
219 | if $line->beg > $self->top_row; |
| 184 | } elsif ($keysym == 0xff54) { # down |
220 | } elsif ($keysym == 0xff54) { # down |
| 185 | my $line = $self->line ($self->{row}); |
221 | my $line = $self->line ($self->{row}); |
| 186 | $self->search (+1, $line->end + 1) |
222 | $self->search (+1, $line->end + 1) |
| 187 | if $line->end < $self->nrow; |
223 | if $line->end < $self->nrow; |
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224 | } elsif ($keysym == 0xff55) { # prior |
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225 | my $row = $self->view_start - ($self->nrow - 1); |
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226 | $self->view_start (List::Util::min 0, $row); |
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227 | } elsif ($keysym == 0xff56) { # next |
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228 | my $row = $self->view_start + ($self->nrow - 1); |
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229 | $self->view_start (List::Util::min 0, $row); |
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230 | } elsif ($keysym == 0xff63) { # insert |
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231 | $self->selection_request (urxvt::CurrentTime, 1); |
| 188 | } elsif ($keysym == 0xff08) { # backspace |
232 | } elsif ($keysym == 0xff08) { # backspace |
| 189 | substr $self->{search}, -1, 1, ""; |
233 | substr $self->{search}, -1, 1, ""; |
| 190 | $self->search (+1, $self->{row}); |
234 | $self->search (+1, $self->{row}); |
| 191 | $self->idle; |
235 | $self->idle; |
| 192 | } elsif ($string !~ /[\x00-\x1f\x80-\xaf]/) { |
236 | } elsif ($string !~ /[\x00-\x1f\x80-\xaf]/) { |
