| 1 | #! perl |
1 | #! perl |
| 2 | |
2 | |
| 3 | # this extension implements scrollback buffer search |
3 | # this extension implements scrollback buffer search |
| 4 | |
4 | |
| 5 | #:META:X_RESOURCE:%:string:activation hotkey keysym |
5 | #:META:RESOURCE:%:string:activation hotkey keysym |
| 6 | #:META:KEYSYM:M-s:searchable-scrollback:start |
6 | #:META:BINDING:M-s:start |
| 7 | |
7 | |
| 8 | =head1 NAME |
8 | =head1 NAME |
| 9 | |
9 | |
| 10 | searchable-scrollback<hotkey> - incremental scrollback search (enabled by default) |
10 | searchable-scrollback - incremental scrollback search (enabled by default) |
| 11 | |
11 | |
| 12 | =head1 DESCRIPTION |
12 | =head1 DESCRIPTION |
| 13 | |
13 | |
| 14 | Adds regex search functionality to the scrollback buffer, triggered |
14 | Adds regex search functionality to the scrollback buffer, triggered by |
| 15 | by a hotkey (default: C<M-s>). While in search mode, normal terminal |
15 | the C<searchable-scrollback:start> action (bound to C<M-s> by |
|
|
16 | default). While in search mode, normal terminal input/output is |
| 16 | input/output is suspended and a regex is displayed at the bottom of the |
17 | suspended and a regex is displayed at the bottom of the screen. |
| 17 | screen. |
|
|
| 18 | |
18 | |
| 19 | Inputting characters appends them to the regex and continues incremental |
19 | 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> |
20 | search. C<BackSpace> removes a character from the regex, C<Up> and C<Down> |
| 21 | search upwards/downwards in the scrollback buffer, C<End> jumps to the |
21 | search upwards/downwards in the scrollback buffer, C<End> jumps to the |
| 22 | bottom. C<Escape> leaves search mode and returns to the point where search |
22 | bottom. C<Escape> leaves search mode and returns to the point where search |
| … | |
… | |
| 33 | =cut |
33 | =cut |
| 34 | |
34 | |
| 35 | sub on_init { |
35 | sub on_init { |
| 36 | my ($self) = @_; |
36 | my ($self) = @_; |
| 37 | |
37 | |
|
|
38 | # only for backwards compatibility |
| 38 | my $hotkey = $self->{argv}[0] |
39 | my $hotkey = $self->{argv}[0] |
| 39 | || $self->x_resource ("%") |
40 | || $self->x_resource ("%") |
| 40 | || "M-s"; |
41 | || return; |
| 41 | |
42 | |
| 42 | $self->parse_keysym ($hotkey, "perl:searchable-scrollback:start") |
43 | $self->bind_action ($hotkey, "searchable-scrollback:start") # ugh |
| 43 | or warn "unable to register '$hotkey' as scrollback search start hotkey\n"; |
44 | or warn "unable to register '$hotkey' as scrollback search start hotkey\n"; |
| 44 | |
45 | |
| 45 | () |
46 | () |
| 46 | } |
47 | } |
| 47 | |
48 | |
| 48 | sub on_user_command { |
49 | sub on_action { |
| 49 | my ($self, $cmd) = @_; |
50 | my ($self, $action) = @_; |
| 50 | |
51 | |
| 51 | $cmd eq "searchable-scrollback:start" |
52 | $action eq "start" |
| 52 | and $self->enter; |
53 | and $self->enter; |
| 53 | |
54 | |
| 54 | () |
55 | () |
| 55 | } |
56 | } |
| 56 | |
57 | |
| … | |
… | |
| 90 | $self->disable ("key_press", "tt_write", "refresh_begin", "refresh_end"); |
91 | $self->disable ("key_press", "tt_write", "refresh_begin", "refresh_end"); |
| 91 | $self->pty_ev_events ($self->{pty_ev_events}); |
92 | $self->pty_ev_events ($self->{pty_ev_events}); |
| 92 | |
93 | |
| 93 | delete $self->{manpage_overlay}; |
94 | delete $self->{manpage_overlay}; |
| 94 | delete $self->{overlay}; |
95 | delete $self->{overlay}; |
| 95 | delete $self->{history}; |
|
|
| 96 | delete $self->{search}; |
96 | delete $self->{search}; |
| 97 | } |
97 | } |
| 98 | |
98 | |
| 99 | sub idle { |
99 | sub idle { |
| 100 | my ($self) = @_; |
100 | my ($self) = @_; |
