1 | =encoding utf8 |
1 | =encoding utf8 |
2 | |
2 | |
3 | =head1 NAME |
3 | =head1 NAME |
4 | |
4 | |
5 | @@RXVT_NAME@@perl - rxvt-unicode's embedded perl interpreter |
5 | urxvtperl - rxvt-unicode's embedded perl interpreter |
6 | |
6 | |
7 | =head1 SYNOPSIS |
7 | =head1 SYNOPSIS |
8 | |
8 | |
9 | # create a file grab_test in $HOME: |
9 | # create a file grab_test in $HOME: |
10 | |
10 | |
11 | sub on_sel_grab { |
11 | sub on_sel_grab { |
12 | warn "you selected ", $_[0]->selection; |
12 | warn "you selected ", $_[0]->selection; |
13 | () |
13 | () |
14 | } |
14 | } |
15 | |
15 | |
16 | # start a @@RXVT_NAME@@ using it: |
16 | # start a urxvt using it: |
17 | |
17 | |
18 | @@RXVT_NAME@@ --perl-lib $HOME -pe grab_test |
18 | urxvt --perl-lib $HOME -pe grab_test |
19 | |
19 | |
20 | =head1 DESCRIPTION |
20 | =head1 DESCRIPTION |
21 | |
21 | |
22 | Every time a terminal object gets created, extension scripts specified via |
22 | Every time a terminal object gets created, extension scripts specified via |
23 | the C<perl> resource are loaded and associated with it. |
23 | the C<perl> resource are loaded and associated with it. |
24 | |
24 | |
25 | Scripts are compiled in a 'use strict "vars"' and 'use utf8' environment, and |
25 | Scripts are compiled in a 'use strict "vars"' and 'use utf8' environment, and |
26 | thus must be encoded as UTF-8. |
26 | thus must be encoded as UTF-8. |
27 | |
27 | |
28 | Each script will only ever be loaded once, even in @@RXVT_NAME@@d, where |
28 | Each script will only ever be loaded once, even in urxvtd, where |
29 | scripts will be shared (but not enabled) for all terminals. |
29 | scripts will be shared (but not enabled) for all terminals. |
30 | |
30 | |
31 | You can disable the embedded perl interpreter by setting both "perl-ext" |
31 | You can disable the embedded perl interpreter by setting both "perl-ext" |
32 | and "perl-ext-common" resources to the empty string. |
32 | and "perl-ext-common" resources to the empty string. |
33 | |
33 | |
34 | =head1 PREPACKAGED EXTENSIONS |
34 | =head1 PREPACKAGED EXTENSIONS |
35 | |
35 | |
36 | A number of extensions are delivered with this release. You can find them |
36 | A number of extensions are delivered with this release. You can find them |
37 | in F<@@RXVT_LIBDIR@@/urxvt/perl/>, and the documentation can be viewed |
37 | in F<< <libdir>/urxvt/perl/ >>, and the documentation can be viewed using |
38 | using F<< man urxvt-<EXTENSIONNAME> >>. |
38 | F<< man urxvt-<EXTENSIONNAME> >>. |
39 | |
39 | |
40 | You can activate them like this: |
40 | You can activate them like this: |
41 | |
41 | |
42 | @@RXVT_NAME@@ -pe <extensionname> |
42 | urxvt -pe <extensionname> |
43 | |
43 | |
44 | Or by adding them to the resource for extensions loaded by default: |
44 | Or by adding them to the resource for extensions loaded by default: |
45 | |
45 | |
46 | URxvt.perl-ext-common: default,selection-autotransform |
46 | URxvt.perl-ext-common: default,selection-autotransform |
47 | |
47 | |
48 | Extensions that add command line parameters or resources on their own are |
48 | Extensions may add additional resources and C<actions>, i.e., methods |
49 | loaded automatically when used. |
49 | which can be bound to a key and invoked by the user. An extension can |
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50 | define the resources it support and also default bindings for one or |
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51 | more actions it provides using so called META comments, described |
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52 | below. Similarly to builtin resources, extension resources can also be |
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53 | specified on the command line as long options (with C<.> replaced by |
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54 | C<->), in which case the corresponding extension is loaded |
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55 | automatically. For this to work the extension B<must> define META |
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56 | comments for its resources. |
50 | |
57 | |
51 | =head1 API DOCUMENTATION |
58 | =head1 API DOCUMENTATION |
52 | |
59 | |
53 | =head2 General API Considerations |
60 | =head2 General API Considerations |
54 | |
61 | |
… | |
… | |
103 | internal use. |
110 | internal use. |
104 | |
111 | |
105 | Although it isn't a C<urxvt::term> object, you can call all methods of the |
112 | Although it isn't a C<urxvt::term> object, you can call all methods of the |
106 | C<urxvt::term> class on this object. |
113 | C<urxvt::term> class on this object. |
107 | |
114 | |
108 | It has the following methods and data members: |
115 | Additional methods only supported for extension objects are described in |
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116 | the C<urxvt::extension> section below. |
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117 | |
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118 | =head2 META comments |
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119 | |
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120 | rxvt-unicode recognizes special comments in extensions that define |
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121 | different types of metadata: |
109 | |
122 | |
110 | =over 4 |
123 | =over 4 |
111 | |
124 | |
112 | =item $urxvt_term = $self->{term} |
125 | =item #:META:RESOURCE:name:type:desc |
113 | |
126 | |
114 | Returns the C<urxvt::term> object associated with this instance of the |
127 | The RESOURCE comment defines a resource used by the extension, where |
115 | extension. This member I<must not> be changed in any way. |
128 | C<name> is the resource name, C<type> is the resource type, C<boolean> |
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129 | or C<string>, and C<desc> is the resource description. |
116 | |
130 | |
117 | =item $self->enable ($hook_name => $cb[, $hook_name => $cb..]) |
131 | =item #:META:BINDING:sym:action |
118 | |
132 | |
119 | Dynamically enable the given hooks (named without the C<on_> prefix) for |
133 | The BINDING comment defines a default binding for an action provided |
120 | this extension, replacing any previous hook. This is useful when you want |
134 | by the extension, where C<sym> is the key combination that triggers |
121 | to overwrite time-critical hooks only temporarily. |
135 | the action, whose format is defined in the description of the |
122 | |
136 | B<keysym> resource in the urxvt(1) manpage, and C<action> is the name |
123 | To install additional callbacks for the same hook, you cna use the C<on> |
137 | of the action method. |
124 | method of the C<urxvt::term> class. |
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125 | |
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126 | =item $self->disable ($hook_name[, $hook_name..]) |
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127 | |
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128 | Dynamically disable the given hooks. |
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129 | |
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130 | =item $self->x_resource ($pattern) |
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131 | |
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132 | =item $self->x_resource_boolean ($pattern) |
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133 | |
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134 | These methods support an additional C<%> prefix when called on an |
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135 | extension object - see the description of these methods in the |
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136 | C<urxvt::term> class for details. |
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137 | |
138 | |
138 | =back |
139 | =back |
139 | |
140 | |
140 | =head2 Hooks |
141 | =head2 Hooks |
141 | |
142 | |
… | |
… | |
310 | |
311 | |
311 | =item on_refresh_end $term |
312 | =item on_refresh_end $term |
312 | |
313 | |
313 | Called just after the screen gets redrawn. See C<on_refresh_begin>. |
314 | Called just after the screen gets redrawn. See C<on_refresh_begin>. |
314 | |
315 | |
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316 | =item on_action $term, $string |
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317 | |
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318 | Called whenever an action is invoked for the corresponding extension |
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319 | (e.g. via a C<extension:string> builtin action bound to a key, see |
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320 | description of the B<keysym> resource in the urxvt(1) manpage). The |
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321 | event is simply the action string. Note that an action event is always |
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322 | associated to a single extension. |
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323 | |
315 | =item on_user_command $term, $string |
324 | =item on_user_command $term, $string *DEPRECATED* |
316 | |
325 | |
317 | Called whenever a user-configured event is being activated (e.g. via |
326 | Called whenever a user-configured event is being activated (e.g. via |
318 | a C<perl:string> action bound to a key, see description of the B<keysym> |
327 | a C<perl:string> action bound to a key, see description of the B<keysym> |
319 | resource in the @@RXVT_NAME@@(1) manpage). |
328 | resource in the urxvt(1) manpage). |
320 | |
329 | |
321 | The event is simply the action string. This interface is assumed to change |
330 | The event is simply the action string. This interface is going away in |
322 | slightly in the future. |
331 | preference to the C<on_action> hook. |
323 | |
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324 | =item on_register_command $term, $keysym, $modifiermask, $string |
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325 | |
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326 | Called after parsing a keysym resource but before registering the |
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327 | associated binding. If this hook returns TRUE the binding is not |
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328 | registered. It can be used to modify a binding by calling |
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329 | C<register_command>. |
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330 | |
332 | |
331 | =item on_resize_all_windows $term, $new_width, $new_height |
333 | =item on_resize_all_windows $term, $new_width, $new_height |
332 | |
334 | |
333 | Called just after the new window size has been calculated, but before |
335 | Called just after the new window size has been calculated, but before |
334 | windows are actually being resized or hints are being set. If this hook |
336 | windows are actually being resized or hints are being set. If this hook |
335 | returns TRUE, setting of the window hints is being skipped. |
337 | returns a true value, setting of the window hints is being skipped. |
336 | |
338 | |
337 | =item on_x_event $term, $event |
339 | =item on_x_event $term, $event |
338 | |
340 | |
339 | Called on every X event received on the vt window (and possibly other |
341 | Called on every X event received on the vt window (and possibly other |
340 | windows). Should only be used as a last resort. Most event structure |
342 | windows). Should only be used as a last resort. Most event structure |
… | |
… | |
379 | manpage), with the additional members C<row> and C<col>, which are the |
381 | manpage), with the additional members C<row> and C<col>, which are the |
380 | (real, not screen-based) row and column under the mouse cursor. |
382 | (real, not screen-based) row and column under the mouse cursor. |
381 | |
383 | |
382 | C<on_key_press> additionally receives the string rxvt-unicode would |
384 | C<on_key_press> additionally receives the string rxvt-unicode would |
383 | output, if any, in locale-specific encoding. |
385 | output, if any, in locale-specific encoding. |
384 | |
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385 | subwindow. |
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386 | |
386 | |
387 | =item on_client_message $term, $event |
387 | =item on_client_message $term, $event |
388 | |
388 | |
389 | =item on_wm_protocols $term, $event |
389 | =item on_wm_protocols $term, $event |
390 | |
390 | |
… | |
… | |
593 | no warnings 'utf8'; |
593 | no warnings 'utf8'; |
594 | |
594 | |
595 | sub parse_resource { |
595 | sub parse_resource { |
596 | my ($term, $name, $isarg, $longopt, $flag, $value) = @_; |
596 | my ($term, $name, $isarg, $longopt, $flag, $value) = @_; |
597 | |
597 | |
598 | $name =~ y/-/./ if $isarg; |
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599 | |
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600 | $term->scan_meta; |
598 | $term->scan_extensions; |
601 | |
599 | |
602 | my $r = $term->{meta}{resource}; |
600 | my $r = $term->{meta}{resource}; |
603 | keys %$r; # reste iterator |
601 | keys %$r; # reset iterator |
604 | while (my ($pattern, $v) = each %$r) { |
602 | while (my ($k, $v) = each %$r) { |
605 | if ( |
603 | my $pattern = $k; |
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604 | $pattern =~ y/./-/ if $isarg; |
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605 | my $prefix = $name; |
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606 | my $suffix; |
606 | $pattern =~ /\.$/ |
607 | if ($pattern =~ /\-$/) { |
607 | ? $pattern eq substr $name, 0, length $pattern |
608 | $prefix = substr $name, 0, length $pattern; |
608 | : $pattern eq $name |
609 | $suffix = substr $name, length $pattern; |
609 | ) { |
610 | } |
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611 | if ($pattern eq $prefix) { |
610 | $name = "$urxvt::RESCLASS.$name"; |
612 | $name = "$urxvt::RESCLASS.$k$suffix"; |
611 | |
613 | |
612 | push @{ $term->{perl_ext_3} }, $v->[0]; |
614 | push @{ $term->{perl_ext_3} }, $v->[0]; |
613 | |
615 | |
614 | if ($v->[1] eq "boolean") { |
616 | if ($v->[1] eq "boolean") { |
615 | $term->put_option_db ($name, $flag ? "true" : "false"); |
617 | $term->put_option_db ($name, $flag ? "true" : "false"); |
… | |
… | |
625 | } |
627 | } |
626 | |
628 | |
627 | sub usage { |
629 | sub usage { |
628 | my ($term, $usage_type) = @_; |
630 | my ($term, $usage_type) = @_; |
629 | |
631 | |
630 | $term->scan_meta; |
632 | $term->scan_extensions; |
631 | |
633 | |
632 | my $r = $term->{meta}{resource}; |
634 | my $r = $term->{meta}{resource}; |
633 | |
635 | |
634 | for my $pattern (sort keys %$r) { |
636 | for my $pattern (sort keys %$r) { |
635 | my ($ext, $type, $desc) = @{ $r->{$pattern} }; |
637 | my ($ext, $type, $desc) = @{ $r->{$pattern} }; |
… | |
… | |
696 | # called by the rxvt core |
698 | # called by the rxvt core |
697 | sub invoke { |
699 | sub invoke { |
698 | local $TERM = shift; |
700 | local $TERM = shift; |
699 | my $htype = shift; |
701 | my $htype = shift; |
700 | |
702 | |
701 | if ($htype == 0) { # INIT |
703 | if ($htype == HOOK_INIT) { |
702 | my @dirs = $TERM->perl_libdirs; |
704 | my @dirs = $TERM->perl_libdirs; |
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705 | |
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706 | $TERM->scan_extensions; |
703 | |
707 | |
704 | my %ext_arg; |
708 | my %ext_arg; |
705 | |
709 | |
706 | { |
710 | { |
707 | my @init = @TERM_INIT; |
711 | my @init = @TERM_INIT; |
… | |
… | |
711 | @TERM_EXT = (); |
715 | @TERM_EXT = (); |
712 | $TERM->register_package ($_) for @pkg; |
716 | $TERM->register_package ($_) for @pkg; |
713 | } |
717 | } |
714 | |
718 | |
715 | for ( |
719 | for ( |
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720 | (grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2), |
716 | @{ delete $TERM->{perl_ext_3} }, |
721 | @{ delete $TERM->{perl_ext_3} } |
717 | grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2 |
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718 | ) { |
722 | ) { |
719 | if ($_ eq "default") { |
723 | if ($_ eq "default") { |
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724 | |
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725 | $ext_arg{$_} = [] |
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726 | for |
720 | $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback readline); |
727 | qw(selection option-popup selection-popup readline searchable-scrollback), |
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728 | map $_->[0], values %{ $TERM->{meta}{binding} }; |
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729 | |
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730 | for ($TERM->_keysym_resources) { |
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731 | next if /^(?:string|command|builtin|builtin-string|perl)/; |
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732 | next unless /^([A-Za-z0-9_\-]+):/; |
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733 | |
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734 | my $ext = $1; |
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735 | |
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736 | $ext_arg{$ext} = []; |
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737 | } |
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738 | |
721 | } elsif (/^-(.*)$/) { |
739 | } elsif (/^-(.*)$/) { |
722 | delete $ext_arg{$1}; |
740 | delete $ext_arg{$1}; |
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741 | |
723 | } elsif (/^([^<]+)<(.*)>$/) { |
742 | } elsif (/^([^<]+)<(.*)>$/) { |
724 | push @{ $ext_arg{$1} }, $2; |
743 | push @{ $ext_arg{$1} }, $2; |
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744 | |
725 | } else { |
745 | } else { |
726 | $ext_arg{$_} ||= []; |
746 | $ext_arg{$_} ||= []; |
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747 | } |
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748 | } |
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749 | |
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750 | # now register default key bindings |
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751 | for my $ext (sort keys %ext_arg) { |
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752 | while (my ($k, $v) = each %{ $TERM->{meta}{ext}{$ext}{binding} }) { |
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753 | $TERM->bind_action ($k, "$v->[0]:$v->[1]"); |
727 | } |
754 | } |
728 | } |
755 | } |
729 | |
756 | |
730 | for my $ext (sort keys %ext_arg) { |
757 | for my $ext (sort keys %ext_arg) { |
731 | my @files = grep -f $_, map "$_/$ext", @dirs; |
758 | my @files = grep -f $_, map "$_/$ext", @dirs; |
… | |
… | |
745 | |
772 | |
746 | if (my $cb = $TERM->{_hook}[$htype]) { |
773 | if (my $cb = $TERM->{_hook}[$htype]) { |
747 | verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $TERM, @_) . ")" |
774 | verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $TERM, @_) . ")" |
748 | if $verbosity >= 10; |
775 | if $verbosity >= 10; |
749 | |
776 | |
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777 | if ($htype == HOOK_ACTION) { |
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778 | # this hook is only sent to the extension with the name |
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779 | # matching the first arg |
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780 | my $pkg = shift; |
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781 | $pkg =~ y/-/_/; |
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782 | $pkg = "urxvt::ext::$pkg"; |
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783 | |
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784 | $cb = $cb->{$pkg} |
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785 | or return undef; #TODO: maybe warn user? |
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786 | |
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787 | $cb = { $pkg => $cb }; |
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788 | } |
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789 | |
750 | for my $pkg (keys %$cb) { |
790 | for my $pkg (keys %$cb) { |
751 | my $retval_ = eval { $cb->{$pkg}->($TERM->{_pkg}{$pkg} || $TERM, @_) }; |
791 | my $retval_ = eval { $cb->{$pkg}->($TERM->{_pkg}{$pkg} || $TERM, @_) }; |
752 | $retval ||= $retval_; |
792 | $retval ||= $retval_; |
753 | |
793 | |
754 | if ($@) { |
794 | if ($@) { |
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759 | |
799 | |
760 | verbose 11, "$HOOKNAME[$htype] returning <$retval>" |
800 | verbose 11, "$HOOKNAME[$htype] returning <$retval>" |
761 | if $verbosity >= 11; |
801 | if $verbosity >= 11; |
762 | } |
802 | } |
763 | |
803 | |
764 | if ($htype == 1) { # DESTROY |
804 | if ($htype == HOOK_DESTROY) { |
765 | # clear package objects |
805 | # clear package objects |
766 | %$_ = () for values %{ $TERM->{_pkg} }; |
806 | %$_ = () for values %{ $TERM->{_pkg} }; |
767 | |
807 | |
768 | # clear package |
808 | # clear package |
769 | %$TERM = (); |
809 | %$TERM = (); |
… | |
… | |
801 | ($mask, @color{qw(fg bg)}, \@failed) |
841 | ($mask, @color{qw(fg bg)}, \@failed) |
802 | } |
842 | } |
803 | |
843 | |
804 | package urxvt::term::extension; |
844 | package urxvt::term::extension; |
805 | |
845 | |
806 | sub enable { |
846 | =head2 The C<urxvt::term::extension> class |
807 | my ($self, %hook) = @_; |
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808 | my $pkg = $self->{_pkg}; |
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809 | |
847 | |
810 | while (my ($name, $cb) = each %hook) { |
848 | Each extension attached to a terminal object is represented by |
811 | my $htype = $HOOKTYPE{uc $name}; |
849 | a C<urxvt::term::extension> object. |
812 | defined $htype |
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813 | or Carp::croak "unsupported hook type '$name'"; |
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814 | |
850 | |
815 | $self->set_should_invoke ($htype, +1) |
851 | You can use these objects, which are passed to all callbacks to store any |
816 | unless exists $self->{term}{_hook}[$htype]{$pkg}; |
852 | state related to the terminal and extension instance. |
817 | |
853 | |
818 | $self->{term}{_hook}[$htype]{$pkg} = $cb; |
854 | The methods (And data members) documented below can be called on extension |
819 | } |
855 | objects, in addition to call methods documented for the <urxvt::term> |
820 | } |
856 | class. |
821 | |
857 | |
822 | sub disable { |
858 | =over 4 |
823 | my ($self, @hook) = @_; |
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824 | my $pkg = $self->{_pkg}; |
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825 | |
859 | |
826 | for my $name (@hook) { |
860 | =item $urxvt_term = $self->{term} |
827 | my $htype = $HOOKTYPE{uc $name}; |
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828 | defined $htype |
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829 | or Carp::croak "unsupported hook type '$name'"; |
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830 | |
861 | |
831 | $self->set_should_invoke ($htype, -1) |
862 | Returns the C<urxvt::term> object associated with this instance of the |
832 | if delete $self->{term}{_hook}[$htype]{$pkg}; |
863 | extension. This member I<must not> be changed in any way. |
833 | } |
864 | |
834 | } |
865 | =cut |
835 | |
866 | |
836 | our $AUTOLOAD; |
867 | our $AUTOLOAD; |
837 | |
868 | |
838 | sub AUTOLOAD { |
869 | sub AUTOLOAD { |
839 | $AUTOLOAD =~ /:([^:]+)$/ |
870 | $AUTOLOAD =~ /:([^:]+)$/ |
… | |
… | |
852 | |
883 | |
853 | sub DESTROY { |
884 | sub DESTROY { |
854 | # nop |
885 | # nop |
855 | } |
886 | } |
856 | |
887 | |
857 | # urxvt::destroy_hook |
888 | # urxvt::destroy_hook (basically a cheap Guard:: implementation) |
858 | |
889 | |
859 | sub urxvt::destroy_hook::DESTROY { |
890 | sub urxvt::destroy_hook::DESTROY { |
860 | ${$_[0]}->(); |
891 | ${$_[0]}->(); |
861 | } |
892 | } |
862 | |
893 | |
863 | sub urxvt::destroy_hook(&) { |
894 | sub urxvt::destroy_hook(&) { |
864 | bless \shift, urxvt::destroy_hook:: |
895 | bless \shift, urxvt::destroy_hook:: |
865 | } |
896 | } |
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897 | |
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898 | =item $self->enable ($hook_name => $cb[, $hook_name => $cb..]) |
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899 | |
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900 | Dynamically enable the given hooks (named without the C<on_> prefix) for |
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|
901 | this extension, replacing any hook previously installed via C<enable> in |
|
|
902 | this extension. |
|
|
903 | |
|
|
904 | This is useful when you want to overwrite time-critical hooks only |
|
|
905 | temporarily. |
|
|
906 | |
|
|
907 | To install additional callbacks for the same hook, you can use the C<on> |
|
|
908 | method of the C<urxvt::term> class. |
|
|
909 | |
|
|
910 | =item $self->disable ($hook_name[, $hook_name..]) |
|
|
911 | |
|
|
912 | Dynamically disable the given hooks. |
|
|
913 | |
|
|
914 | =cut |
|
|
915 | |
|
|
916 | sub enable { |
|
|
917 | my ($self, %hook) = @_; |
|
|
918 | my $pkg = $self->{_pkg}; |
|
|
919 | |
|
|
920 | while (my ($name, $cb) = each %hook) { |
|
|
921 | my $htype = $HOOKTYPE{uc $name}; |
|
|
922 | defined $htype |
|
|
923 | or Carp::croak "unsupported hook type '$name'"; |
|
|
924 | |
|
|
925 | $self->set_should_invoke ($htype, +1) |
|
|
926 | unless exists $self->{term}{_hook}[$htype]{$pkg}; |
|
|
927 | |
|
|
928 | $self->{term}{_hook}[$htype]{$pkg} = $cb; |
|
|
929 | } |
|
|
930 | } |
|
|
931 | |
|
|
932 | sub disable { |
|
|
933 | my ($self, @hook) = @_; |
|
|
934 | my $pkg = $self->{_pkg}; |
|
|
935 | |
|
|
936 | for my $name (@hook) { |
|
|
937 | my $htype = $HOOKTYPE{uc $name}; |
|
|
938 | defined $htype |
|
|
939 | or Carp::croak "unsupported hook type '$name'"; |
|
|
940 | |
|
|
941 | $self->set_should_invoke ($htype, -1) |
|
|
942 | if delete $self->{term}{_hook}[$htype]{$pkg}; |
|
|
943 | } |
|
|
944 | } |
|
|
945 | |
|
|
946 | =item $guard = $self->on ($hook_name => $cb[, $hook_name => $cb..]) |
|
|
947 | |
|
|
948 | Similar to the C<enable> enable, but installs additional callbacks for |
|
|
949 | the given hook(s) (that is, it doesn't replace existing callbacks), and |
|
|
950 | returns a guard object. When the guard object is destroyed the callbacks |
|
|
951 | are disabled again. |
|
|
952 | |
|
|
953 | =cut |
|
|
954 | |
|
|
955 | sub urxvt::extension::on_disable::DESTROY { |
|
|
956 | my $disable = shift; |
|
|
957 | |
|
|
958 | my $term = delete $disable->{""}; |
|
|
959 | |
|
|
960 | while (my ($htype, $id) = each %$disable) { |
|
|
961 | delete $term->{_hook}[$htype]{$id}; |
|
|
962 | $term->set_should_invoke ($htype, -1); |
|
|
963 | } |
|
|
964 | } |
|
|
965 | |
|
|
966 | sub on { |
|
|
967 | my ($self, %hook) = @_; |
|
|
968 | |
|
|
969 | my $term = $self->{term}; |
|
|
970 | |
|
|
971 | my %disable = ( "" => $term ); |
|
|
972 | |
|
|
973 | while (my ($name, $cb) = each %hook) { |
|
|
974 | my $htype = $HOOKTYPE{uc $name}; |
|
|
975 | defined $htype |
|
|
976 | or Carp::croak "unsupported hook type '$name'"; |
|
|
977 | |
|
|
978 | $term->set_should_invoke ($htype, +1); |
|
|
979 | $term->{_hook}[$htype]{ $disable{$htype} = $cb+0 } |
|
|
980 | = sub { shift; $cb->($self, @_) }; # very ugly indeed |
|
|
981 | } |
|
|
982 | |
|
|
983 | bless \%disable, "urxvt::extension::on_disable" |
|
|
984 | } |
|
|
985 | |
|
|
986 | =item $self->x_resource ($pattern) |
|
|
987 | |
|
|
988 | =item $self->x_resource_boolean ($pattern) |
|
|
989 | |
|
|
990 | These methods support an additional C<%> prefix when called on an |
|
|
991 | extension object - see the description of these methods in the |
|
|
992 | C<urxvt::term> class for details. |
|
|
993 | |
|
|
994 | =cut |
866 | |
995 | |
867 | sub x_resource { |
996 | sub x_resource { |
868 | my ($self, $name) = @_; |
997 | my ($self, $name) = @_; |
869 | $name =~ s/^%(\.|$)/$_[0]{_name}$1/; |
998 | $name =~ s/^%(\.|$)/$_[0]{_name}$1/; |
870 | $self->{term}->x_resource ($name) |
999 | $self->{term}->x_resource ($name) |
… | |
… | |
873 | sub x_resource_boolean { |
1002 | sub x_resource_boolean { |
874 | my ($self, $name) = @_; |
1003 | my ($self, $name) = @_; |
875 | $name =~ s/^%(\.|$)/$_[0]{_name}$1/; |
1004 | $name =~ s/^%(\.|$)/$_[0]{_name}$1/; |
876 | $self->{term}->x_resource_boolean ($name) |
1005 | $self->{term}->x_resource_boolean ($name) |
877 | } |
1006 | } |
|
|
1007 | |
|
|
1008 | =back |
|
|
1009 | |
|
|
1010 | =cut |
878 | |
1011 | |
879 | package urxvt::anyevent; |
1012 | package urxvt::anyevent; |
880 | |
1013 | |
881 | =head2 The C<urxvt::anyevent> Class |
1014 | =head2 The C<urxvt::anyevent> Class |
882 | |
1015 | |
… | |
… | |
1001 | $ENV{URXVT_PERL_LIB}, |
1134 | $ENV{URXVT_PERL_LIB}, |
1002 | "$ENV{HOME}/.urxvt/ext", |
1135 | "$ENV{HOME}/.urxvt/ext", |
1003 | "$LIBDIR/perl" |
1136 | "$LIBDIR/perl" |
1004 | } |
1137 | } |
1005 | |
1138 | |
1006 | sub scan_meta { |
1139 | # scan for available extensions and collect their metadata |
|
|
1140 | sub scan_extensions { |
1007 | my ($self) = @_; |
1141 | my ($self) = @_; |
|
|
1142 | |
|
|
1143 | return if exists $self->{meta}; |
|
|
1144 | |
1008 | my @libdirs = perl_libdirs $self; |
1145 | my @libdirs = perl_libdirs $self; |
1009 | |
1146 | |
1010 | return if $self->{meta_libdirs} eq join "\x00", @libdirs; |
1147 | # return if $self->{meta_libdirs} eq join "\x00", @libdirs;#d# |
1011 | |
1148 | |
1012 | my %meta; |
|
|
1013 | |
|
|
1014 | $self->{meta_libdirs} = join "\x00", @libdirs; |
1149 | # $self->{meta_libdirs} = join "\x00", @libdirs;#d# |
1015 | $self->{meta} = \%meta; |
1150 | $self->{meta} = \my %meta; |
1016 | |
1151 | |
|
|
1152 | # first gather extensions |
1017 | for my $dir (reverse @libdirs) { |
1153 | for my $dir (reverse @libdirs) { |
1018 | opendir my $fh, $dir |
1154 | opendir my $fh, $dir |
1019 | or next; |
1155 | or next; |
1020 | for my $ext (readdir $fh) { |
1156 | for my $ext (readdir $fh) { |
1021 | $ext ne "." |
1157 | $ext !~ /^\./ |
1022 | and $ext ne ".." |
|
|
1023 | and open my $fh, "<", "$dir/$ext" |
1158 | and open my $fh, "<", "$dir/$ext" |
1024 | or next; |
1159 | or next; |
1025 | |
1160 | |
|
|
1161 | my %ext = (dir => $dir); |
|
|
1162 | |
1026 | while (<$fh>) { |
1163 | while (<$fh>) { |
1027 | if (/^#:META:X_RESOURCE:(.*)/) { |
1164 | if (/^#:META:(?:X_)?RESOURCE:(.*)/) { |
1028 | my ($pattern, $type, $desc) = split /:/, $1; |
1165 | my ($pattern, $type, $desc) = split /:/, $1; |
1029 | $pattern =~ s/^%(\.|$)/$ext$1/g; # % in pattern == extension name |
1166 | $pattern =~ s/^%(\.|$)/$ext$1/g; # % in pattern == extension name |
1030 | if ($pattern =~ /[^a-zA-Z0-9\-\.]/) { |
1167 | if ($pattern =~ /[^a-zA-Z0-9\-\.]/) { |
1031 | warn "$dir/$ext: meta resource '$pattern' contains illegal characters (not alphanumeric nor . nor *)\n"; |
1168 | warn "$dir/$ext: meta resource '$pattern' contains illegal characters (not alphanumeric nor . nor *)\n"; |
1032 | } else { |
1169 | } else { |
1033 | $meta{resource}{$pattern} = [$ext, $type, $desc]; |
1170 | $ext{resource}{$pattern} = [$ext, $type, $desc]; |
1034 | } |
1171 | } |
|
|
1172 | } elsif (/^#:META:BINDING:(.*)/) { |
|
|
1173 | my ($keysym, $action) = split /:/, $1; |
|
|
1174 | $ext{binding}{$keysym} = [$ext, $action]; |
1035 | } elsif (/^\s*(?:#|$)/) { |
1175 | } elsif (/^\s*(?:#|$)/) { |
1036 | # skip other comments and empty lines |
1176 | # skip other comments and empty lines |
1037 | } else { |
1177 | } else { |
1038 | last; # stop parsing on first non-empty non-comment line |
1178 | last; # stop parsing on first non-empty non-comment line |
1039 | } |
1179 | } |
1040 | } |
1180 | } |
|
|
1181 | |
|
|
1182 | $meta{ext}{$ext} = \%ext; |
1041 | } |
1183 | } |
|
|
1184 | } |
|
|
1185 | |
|
|
1186 | # and now merge resources and bindings |
|
|
1187 | while (my ($k, $v) = each %{ $meta{ext} }) { |
|
|
1188 | #TODO: should check for extensions overriding each other |
|
|
1189 | %{ $meta{resource} } = (%{ $meta{resource} }, %{ $v->{resource} }); |
|
|
1190 | %{ $meta{binding} } = (%{ $meta{binding} }, %{ $v->{binding} }); |
1042 | } |
1191 | } |
1043 | } |
1192 | } |
1044 | |
1193 | |
1045 | =item $term = new urxvt::term $envhashref, $rxvtname, [arg...] |
1194 | =item $term = new urxvt::term $envhashref, $rxvtname, [arg...] |
1046 | |
1195 | |
… | |
… | |
1066 | } |
1215 | } |
1067 | |
1216 | |
1068 | =item $term->destroy |
1217 | =item $term->destroy |
1069 | |
1218 | |
1070 | Destroy the terminal object (close the window, free resources |
1219 | Destroy the terminal object (close the window, free resources |
1071 | etc.). Please note that @@RXVT_NAME@@ will not exit as long as any event |
1220 | etc.). Please note that urxvt will not exit as long as any event |
1072 | watchers (timers, io watchers) are still active. |
1221 | watchers (timers, io watchers) are still active. |
1073 | |
|
|
1074 | =item $guard = $self->on ($hook_name => $cb[, $hook_name => $cb..]) |
|
|
1075 | |
|
|
1076 | Similar to the extension method C<enable>, but installs additional |
|
|
1077 | callbacks for the givne hook(s) (existing ones are not replaced), and |
|
|
1078 | returns a guard object. When the guard object is destroyed the callbacks |
|
|
1079 | are disabled again. |
|
|
1080 | |
|
|
1081 | Note that these callbacks receive the normal paramaters, but the first |
|
|
1082 | argument (normally the extension) is currently undefined. |
|
|
1083 | |
|
|
1084 | =cut |
|
|
1085 | |
|
|
1086 | sub urxvt::term::on_disable::DESTROY { |
|
|
1087 | my $disable = shift; |
|
|
1088 | |
|
|
1089 | my $self = delete $disable->{""}; |
|
|
1090 | |
|
|
1091 | while (my ($htype, $id) = each %$disable) { |
|
|
1092 | delete $self->{_hook}[$htype]{$id}; |
|
|
1093 | $self->set_should_invoke ($htype, -1); |
|
|
1094 | } |
|
|
1095 | } |
|
|
1096 | |
|
|
1097 | sub on { |
|
|
1098 | my ($self, %hook) = @_; |
|
|
1099 | |
|
|
1100 | my %disable = ( "" => $self ); |
|
|
1101 | |
|
|
1102 | while (my ($name, $cb) = each %hook) { |
|
|
1103 | my $htype = $HOOKTYPE{uc $name}; |
|
|
1104 | defined $htype |
|
|
1105 | or Carp::croak "unsupported hook type '$name'"; |
|
|
1106 | |
|
|
1107 | my $id = $cb+0; |
|
|
1108 | |
|
|
1109 | $self->set_should_invoke ($htype, +1); |
|
|
1110 | $disable{$htype} = $id; |
|
|
1111 | $self->{_hook}[$htype]{$id} = $cb; |
|
|
1112 | } |
|
|
1113 | |
|
|
1114 | bless \%disable, "urxvt::term::on_disable" |
|
|
1115 | } |
|
|
1116 | |
1222 | |
1117 | =item $term->exec_async ($cmd[, @args]) |
1223 | =item $term->exec_async ($cmd[, @args]) |
1118 | |
1224 | |
1119 | Works like the combination of the C<fork>/C<exec> builtins, which executes |
1225 | Works like the combination of the C<fork>/C<exec> builtins, which executes |
1120 | ("starts") programs in the background. This function takes care of setting |
1226 | ("starts") programs in the background. This function takes care of setting |
… | |
… | |
1205 | Returns the X-Resource for the given pattern, excluding the program or |
1311 | Returns the X-Resource for the given pattern, excluding the program or |
1206 | class name, i.e. C<< $term->x_resource ("boldFont") >> should return the |
1312 | class name, i.e. C<< $term->x_resource ("boldFont") >> should return the |
1207 | same value as used by this instance of rxvt-unicode. Returns C<undef> if no |
1313 | same value as used by this instance of rxvt-unicode. Returns C<undef> if no |
1208 | resource with that pattern exists. |
1314 | resource with that pattern exists. |
1209 | |
1315 | |
1210 | Extensions that define extra resource or command line arguments also need |
1316 | Extensions that define extra resources also need to call this method |
1211 | to call this method to access their values. |
1317 | to access their values. |
1212 | |
1318 | |
1213 | If the method is called on an extension object (basically, from an |
1319 | If the method is called on an extension object (basically, from an |
1214 | extension), then the special prefix C<%.> will be replaced by the name of |
1320 | extension), then the special prefix C<%.> will be replaced by the name of |
1215 | the extension and a dot, and the lone string C<%> will be replaced by the |
1321 | the extension and a dot, and the lone string C<%> will be replaced by the |
1216 | extension name itself. This makes it possible to code extensions so you |
1322 | extension name itself. This makes it possible to code extensions so you |
1217 | can rename them and get a new set of commandline switches and resources |
1323 | can rename them and get a new set of resources without having to change |
1218 | without having to change the actual code. |
1324 | the actual code. |
1219 | |
1325 | |
1220 | This method should only be called during the C<on_start> hook, as there is |
1326 | This method should only be called during the C<on_start> hook, as there is |
1221 | only one resource database per display, and later invocations might return |
1327 | only one resource database per display, and later invocations might return |
1222 | the wrong resources. |
1328 | the wrong resources. |
1223 | |
1329 | |
… | |
… | |
1235 | my $res = &x_resource; |
1341 | my $res = &x_resource; |
1236 | |
1342 | |
1237 | $res =~ /^\s*(?:true|yes|on|1)\s*$/i ? 1 : defined $res && 0 |
1343 | $res =~ /^\s*(?:true|yes|on|1)\s*$/i ? 1 : defined $res && 0 |
1238 | } |
1344 | } |
1239 | |
1345 | |
1240 | =item $success = $term->parse_keysym ($key, $octets) |
1346 | =item $success = $term->bind_action ($key, $octets) |
1241 | |
1347 | |
1242 | Adds a key binding exactly as specified via a resource. See the |
1348 | Adds a key binding exactly as specified via a C<keysym> resource. See the |
1243 | C<keysym> resource in the @@RXVT_NAME@@(1) manpage. |
1349 | C<keysym> resource in the urxvt(1) manpage. |
1244 | |
|
|
1245 | =item $term->register_command ($keysym, $modifiermask, $string) |
|
|
1246 | |
|
|
1247 | Adds a key binding. This is a lower level api compared to |
|
|
1248 | C<parse_keysym>, as it expects a parsed key description, and can be |
|
|
1249 | used only inside either the C<on_init> hook, to add a binding, or the |
|
|
1250 | C<on_register_command> hook, to modify a parsed binding. |
|
|
1251 | |
1350 | |
1252 | =item $rend = $term->rstyle ([$new_rstyle]) |
1351 | =item $rend = $term->rstyle ([$new_rstyle]) |
1253 | |
1352 | |
1254 | Return and optionally change the current rendition. Text that is output by |
1353 | Return and optionally change the current rendition. Text that is output by |
1255 | the terminal application will use this style. |
1354 | the terminal application will use this style. |
… | |
… | |
1413 | |
1512 | |
1414 | =item $term->scr_add_lines ($string) |
1513 | =item $term->scr_add_lines ($string) |
1415 | |
1514 | |
1416 | Write the given text string to the screen, as if output by the application |
1515 | Write the given text string to the screen, as if output by the application |
1417 | running inside the terminal. It may not contain command sequences (escape |
1516 | running inside the terminal. It may not contain command sequences (escape |
1418 | codes), but is free to use line feeds, carriage returns and tabs. The |
1517 | codes - see C<cmd_parse> for that), but is free to use line feeds, |
1419 | string is a normal text string, not in locale-dependent encoding. |
1518 | carriage returns and tabs. The string is a normal text string, not in |
|
|
1519 | locale-dependent encoding. |
1420 | |
1520 | |
1421 | Normally its not a good idea to use this function, as programs might be |
1521 | Normally its not a good idea to use this function, as programs might be |
1422 | confused by changes in cursor position or scrolling. Its useful inside a |
1522 | confused by changes in cursor position or scrolling. Its useful inside a |
1423 | C<on_add_lines> hook, though. |
1523 | C<on_add_lines> hook, though. |
1424 | |
1524 | |
… | |
… | |
1432 | locale-specific encoding of the terminal and can contain command sequences |
1532 | locale-specific encoding of the terminal and can contain command sequences |
1433 | (escape codes) that will be interpreted. |
1533 | (escape codes) that will be interpreted. |
1434 | |
1534 | |
1435 | =item $term->tt_write ($octets) |
1535 | =item $term->tt_write ($octets) |
1436 | |
1536 | |
1437 | Write the octets given in C<$octets> to the tty (i.e. as program input). To |
1537 | Write the octets given in C<$octets> to the tty (i.e. as user input |
|
|
1538 | to the program, see C<cmd_parse> for the opposite direction). To pass |
1438 | pass characters instead of octets, you should convert your strings first |
1539 | characters instead of octets, you should convert your strings first to the |
1439 | to the locale-specific encoding using C<< $term->locale_encode >>. |
1540 | locale-specific encoding using C<< $term->locale_encode >>. |
|
|
1541 | |
|
|
1542 | =item $term->tt_write_user_input ($octets) |
|
|
1543 | |
|
|
1544 | Like C<tt_write>, but should be used when writing strings in response to |
|
|
1545 | the user pressing a key, to invoke the additional actions requested by |
|
|
1546 | the user for that case (C<tt_write> doesn't do that). |
|
|
1547 | |
|
|
1548 | The typical use case would be inside C<on_action> hooks. |
1440 | |
1549 | |
1441 | =item $term->tt_paste ($octets) |
1550 | =item $term->tt_paste ($octets) |
1442 | |
1551 | |
1443 | Write the octets given in C<$octets> to the tty as a paste, converting NL to |
1552 | Write the octets given in C<$octets> to the tty as a paste, converting NL to |
1444 | CR and bracketing the data with control sequences if bracketed paste mode |
1553 | CR and bracketing the data with control sequences if bracketed paste mode |
… | |
… | |
1678 | } |
1787 | } |
1679 | |
1788 | |
1680 | sub urxvt::line::t { |
1789 | sub urxvt::line::t { |
1681 | my ($self) = @_; |
1790 | my ($self) = @_; |
1682 | |
1791 | |
1683 | if (@_ > 1) |
1792 | if (@_ > 1) { |
1684 | { |
|
|
1685 | $self->{term}->ROW_t ($_, $_[1], 0, ($_ - $self->{beg}) * $self->{ncol}, $self->{ncol}) |
1793 | $self->{term}->ROW_t ($_, $_[1], 0, ($_ - $self->{beg}) * $self->{ncol}, $self->{ncol}) |
1686 | for $self->{beg} .. $self->{end}; |
1794 | for $self->{beg} .. $self->{end}; |
1687 | } |
1795 | } |
1688 | |
1796 | |
1689 | defined wantarray && |
1797 | defined wantarray && |
1690 | substr +(join "", map $self->{term}->ROW_t ($_), $self->{beg} .. $self->{end}), |
1798 | substr +(join "", map $self->{term}->ROW_t ($_), $self->{beg} .. $self->{end}), |
1691 | 0, $self->{len} |
1799 | 0, $self->{len} |
1692 | } |
1800 | } |
1693 | |
1801 | |
1694 | sub urxvt::line::r { |
1802 | sub urxvt::line::r { |
1695 | my ($self) = @_; |
1803 | my ($self) = @_; |
1696 | |
1804 | |
1697 | if (@_ > 1) |
1805 | if (@_ > 1) { |
1698 | { |
|
|
1699 | $self->{term}->ROW_r ($_, $_[1], 0, ($_ - $self->{beg}) * $self->{ncol}, $self->{ncol}) |
1806 | $self->{term}->ROW_r ($_, $_[1], 0, ($_ - $self->{beg}) * $self->{ncol}, $self->{ncol}) |
1700 | for $self->{beg} .. $self->{end}; |
1807 | for $self->{beg} .. $self->{end}; |
1701 | } |
1808 | } |
1702 | |
1809 | |
1703 | if (defined wantarray) { |
1810 | if (defined wantarray) { |
1704 | my $rend = [ |
1811 | my $rend = [ |
1705 | map @{ $self->{term}->ROW_r ($_) }, $self->{beg} .. $self->{end} |
1812 | map @{ $self->{term}->ROW_r ($_) }, $self->{beg} .. $self->{end} |
1706 | ]; |
1813 | ]; |