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45 | |
45 | |
46 | URxvt.perl-ext-common: default,selection-autotransform |
46 | URxvt.perl-ext-common: default,selection-autotransform |
47 | |
47 | |
48 | Extensions may add additional resources and C<actions>, i.e., methods |
48 | Extensions may add additional resources and C<actions>, i.e., methods |
49 | which can be bound to a key and invoked by the user. An extension can |
49 | which can be bound to a key and invoked by the user. An extension can |
50 | define the resources it support and also default bindings for one or |
50 | define the resources it support using so called META comments, |
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 |
51 | described below. Similarly to builtin resources, extension resources |
53 | specified on the command line as long options (with C<.> replaced by |
52 | can also be specified on the command line as long options (with C<.> |
54 | C<->), in which case the corresponding extension is loaded |
53 | replaced by C<->), in which case the corresponding extension is loaded |
55 | automatically. For this to work the extension B<must> define META |
54 | automatically. For this to work the extension B<must> define META |
56 | comments for its resources. |
55 | comments for its resources. |
57 | |
56 | |
58 | =head1 API DOCUMENTATION |
57 | =head1 API DOCUMENTATION |
59 | |
58 | |
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118 | =head2 META comments |
117 | =head2 META comments |
119 | |
118 | |
120 | Rxvt-unicode recognizes special meta comments in extensions that define |
119 | Rxvt-unicode recognizes special meta comments in extensions that define |
121 | different types of metadata. |
120 | different types of metadata. |
122 | |
121 | |
123 | Currently, it recxognises only one such comment: |
122 | Currently, it recognises only one such comment: |
124 | |
123 | |
125 | =over 4 |
124 | =over 4 |
126 | |
125 | |
127 | =item #:META:RESOURCE:name:type:desc |
126 | =item #:META:RESOURCE:name:type:desc |
128 | |
127 | |
… | |
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1134 | sub scan_extensions { |
1133 | sub scan_extensions { |
1135 | my ($self) = @_; |
1134 | my ($self) = @_; |
1136 | |
1135 | |
1137 | return if exists $self->{meta}; |
1136 | return if exists $self->{meta}; |
1138 | |
1137 | |
1139 | my @libdirs = perl_libdirs $self; |
1138 | my @urxvtdirs = perl_libdirs $self; |
|
|
1139 | # my @cpandirs = grep -d, map "$_/URxvt/Ext", @INC; |
1140 | |
1140 | |
1141 | # return if $self->{meta_libdirs} eq join "\x00", @libdirs;#d# |
|
|
1142 | |
|
|
1143 | # $self->{meta_libdirs} = join "\x00", @libdirs;#d# |
|
|
1144 | $self->{meta} = \my %meta; |
1141 | $self->{meta} = \my %meta; |
1145 | |
1142 | |
1146 | # first gather extensions |
1143 | # first gather extensions |
1147 | for my $dir (reverse @libdirs) { |
1144 | |
|
|
1145 | my $gather = sub { |
|
|
1146 | my ($dir, $core) = @_; |
|
|
1147 | |
1148 | opendir my $fh, $dir |
1148 | opendir my $fh, $dir |
1149 | or next; |
1149 | or return; |
|
|
1150 | |
1150 | for my $ext (readdir $fh) { |
1151 | for my $ext (readdir $fh) { |
1151 | $ext !~ /^\./ |
1152 | $ext !~ /^\./ |
|
|
1153 | or next; |
|
|
1154 | |
1152 | and open my $fh, "<", "$dir/$ext" |
1155 | open my $fh, "<", "$dir/$ext" |
|
|
1156 | or next; |
|
|
1157 | |
|
|
1158 | -f $fh |
|
|
1159 | or next; |
|
|
1160 | |
|
|
1161 | $ext =~ s/\.uext$// or $core |
1153 | or next; |
1162 | or next; |
1154 | |
1163 | |
1155 | my %ext = (dir => $dir); |
1164 | my %ext = (dir => $dir); |
1156 | |
1165 | |
1157 | while (<$fh>) { |
1166 | while (<$fh>) { |
… | |
… | |
1170 | } |
1179 | } |
1171 | } |
1180 | } |
1172 | |
1181 | |
1173 | $meta{ext}{$ext} = \%ext; |
1182 | $meta{ext}{$ext} = \%ext; |
1174 | } |
1183 | } |
1175 | } |
1184 | }; |
|
|
1185 | |
|
|
1186 | # $gather->($_, 0) for @cpandirs; |
|
|
1187 | $gather->($_, 1) for @urxvtdirs; |
1176 | |
1188 | |
1177 | # and now merge resources |
1189 | # and now merge resources |
|
|
1190 | |
|
|
1191 | $meta{resource} = \my %resource; |
|
|
1192 | |
1178 | while (my ($k, $v) = each %{ $meta{ext} }) { |
1193 | while (my ($k, $v) = each %{ $meta{ext} }) { |
1179 | #TODO: should check for extensions overriding each other |
1194 | #TODO: should check for extensions overriding each other |
1180 | %{ $meta{resource} } = (%{ $meta{resource} }, %{ $v->{resource} }); |
1195 | %resource = (%resource, %{ $v->{resource} }); |
1181 | } |
1196 | } |
1182 | } |
1197 | } |
1183 | |
1198 | |
1184 | =item $term = new urxvt::term $envhashref, $rxvtname, [arg...] |
1199 | =item $term = new urxvt::term $envhashref, $rxvtname, [arg...] |
1185 | |
1200 | |
… | |
… | |
1331 | my $res = &x_resource; |
1346 | my $res = &x_resource; |
1332 | |
1347 | |
1333 | $res =~ /^\s*(?:true|yes|on|1)\s*$/i ? 1 : defined $res && 0 |
1348 | $res =~ /^\s*(?:true|yes|on|1)\s*$/i ? 1 : defined $res && 0 |
1334 | } |
1349 | } |
1335 | |
1350 | |
|
|
1351 | =item $action = $term->lookup_keysym ($keysym, $state) |
|
|
1352 | |
|
|
1353 | Returns the action bound to key combination C<($keysym, $state)>, |
|
|
1354 | if a binding for it exists, and C<undef> otherwise. |
|
|
1355 | |
1336 | =item $success = $term->bind_action ($key, $action) |
1356 | =item $success = $term->bind_action ($key, $action) |
1337 | |
1357 | |
1338 | Adds a key binding exactly as specified via a C<keysym> resource. See the |
1358 | Adds a key binding exactly as specified via a C<keysym> resource. See the |
1339 | C<keysym> resource in the urxvt(1) manpage. |
1359 | C<keysym> resource in the urxvt(1) manpage. |
1340 | |
1360 | |
1341 | To add default bindings for an extension, the extension should call C<< |
1361 | To add default bindings for actions, an extension should call C<< |
1342 | ->bind_action >> on it's C<init> hook for every such binding. Doing it |
1362 | ->bind_action >> in its C<init> hook for every such binding. Doing it |
1343 | in the C<init> hook allows users the override or remove the the binding |
1363 | in the C<init> hook allows users to override or remove the binding |
1344 | again. |
1364 | again. |
1345 | |
1365 | |
1346 | Example: the C<searchable-scrollback> by default binds itself |
1366 | Example: the C<searchable-scrollback> by default binds itself |
1347 | on C<Meta-s>, using C<< $self->bind_action >>, which calls C<< |
1367 | on C<Meta-s>, using C<< $self->bind_action >>, which calls C<< |
1348 | $term->bind_action >>. |
1368 | $term->bind_action >>. |
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1681 | Requests a screen refresh. At the next opportunity, rxvt-unicode will |
1701 | Requests a screen refresh. At the next opportunity, rxvt-unicode will |
1682 | compare the on-screen display with its stored representation. If they |
1702 | compare the on-screen display with its stored representation. If they |
1683 | differ, it redraws the differences. |
1703 | differ, it redraws the differences. |
1684 | |
1704 | |
1685 | Used after changing terminal contents to display them. |
1705 | Used after changing terminal contents to display them. |
|
|
1706 | |
|
|
1707 | =item $term->refresh_check |
|
|
1708 | |
|
|
1709 | Checks if a refresh has been requested and, if so, schedules one. |
1686 | |
1710 | |
1687 | =item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]]) |
1711 | =item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]]) |
1688 | |
1712 | |
1689 | Returns the text of the entire row with number C<$row_number>. Row C<< $term->top_row >> |
1713 | Returns the text of the entire row with number C<$row_number>. Row C<< $term->top_row >> |
1690 | is the topmost terminal line, row C<< $term->nrow-1 >> is the bottommost |
1714 | is the topmost terminal line, row C<< $term->nrow-1 >> is the bottommost |