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Revision 1.97 by elmex, Tue Jan 17 16:53:47 2006 UTC vs.
Revision 1.124 by root, Sun Jan 22 11:57:06 2006 UTC

34find them in F<@@RXVT_LIBDIR@@/urxvt/perl/>. 34find them in F<@@RXVT_LIBDIR@@/urxvt/perl/>.
35 35
36You can activate them like this: 36You can activate them like this:
37 37
38 @@RXVT_NAME@@ -pe <extensionname> 38 @@RXVT_NAME@@ -pe <extensionname>
39
40Or by adding them to the resource for extensions loaded by default:
41
42 URxvt.perl-ext-common: default,automove-background,selection-autotransform
39 43
40=over 4 44=over 4
41 45
42=item selection (enabled by default) 46=item selection (enabled by default)
43 47
87 91
88=item selection-popup (enabled by default) 92=item selection-popup (enabled by default)
89 93
90Binds a popup menu to Ctrl-Button3 that lets you convert the selection 94Binds a popup menu to Ctrl-Button3 that lets you convert the selection
91text into various other formats/action (such as uri unescaping, perl 95text into various other formats/action (such as uri unescaping, perl
92evalution, web-browser starting etc.), depending on content. 96evaluation, web-browser starting etc.), depending on content.
97
98Other extensions can extend this popup menu by pushing a code reference
99onto C<@{ $term->{selection_popup_hook} }>, that is called whenever the
100popup is displayed.
101
102It's sole argument is the popup menu, which can be modified. The selection
103is in C<$_>, which can be used to decide wether to add something or not.
104It should either return nothing or a string and a code reference. The
105string will be used as button text and the code reference will be called
106when the button gets activated and should transform C<$_>.
107
108The following will add an entry C<a to b> that transforms all C<a>s in
109the selection to C<b>s, but only if the selection currently contains any
110C<a>s:
111
112 push @{ $self->{term}{selection_popup_hook} }, sub {
113 /a/ ? ("a to be" => sub { s/a/b/g }
114 : ()
115 };
93 116
94=item searchable-scrollback<hotkey> (enabled by default) 117=item searchable-scrollback<hotkey> (enabled by default)
95 118
96Adds regex search functionality to the scrollback buffer, triggered 119Adds regex search functionality to the scrollback buffer, triggered
97by a hotkey (default: C<M-s>). While in search mode, normal terminal 120by a hotkey (default: C<M-s>). While in search mode, normal terminal
104bottom. C<Escape> leaves search mode and returns to the point where search 127bottom. C<Escape> leaves search mode and returns to the point where search
105was started, while C<Enter> or C<Return> stay at the current position and 128was started, while C<Enter> or C<Return> stay at the current position and
106additionally stores the first match in the current line into the primary 129additionally stores the first match in the current line into the primary
107selection. 130selection.
108 131
132=item readline (enabled by default)
133
134A support package that tries to make editing with readline easier. At the
135moment, it reacts to clicking with the left mouse button by trying to
136move the text cursor to this position. It does so by generating as many
137cursor-left or cursor-right keypresses as required (the this only works
138for programs that correctly support wide characters).
139
140To avoid too many false positives, this is only done when:
141
142=over 4
143
144=item - the mouse is on the same (multi-row-) line as the text cursor.
145
146=item - the primary screen is currently being displayed.
147
148=item - the text cursor is visible.
149
150=back
151
152The normal selection mechanism isn't disabled, so quick successive clicks
153might interfere with selection creation in harmless ways.
154
109=item selection-autotransform 155=item selection-autotransform
110 156
111This selection allows you to do automatic transforms on a selection 157This selection allows you to do automatic transforms on a selection
112whenever a selection is made. 158whenever a selection is made.
113 159
125 URxvt.selection-autotransform.0: s/^([^:[:space:]]+):(\\d+):?$/vi +$2 \\Q$1\\E\\x0d/ 171 URxvt.selection-autotransform.0: s/^([^:[:space:]]+):(\\d+):?$/vi +$2 \\Q$1\\E\\x0d/
126 172
127And this example matches the same,but replaces it with vi-commands you can 173And this example matches the same,but replaces it with vi-commands you can
128paste directly into your (vi :) editor: 174paste directly into your (vi :) editor:
129 175
130 URxvt.selection-autotransform.0: s/^([^:[:space:]]+(\\d+):?$/\\x1b:e \\Q$1\\E\\x0d:$2\\x0d/ 176 URxvt.selection-autotransform.0: s/^([^:[:space:]]+(\\d+):?$/:e \\Q$1\\E\\x0d:$2\\x0d/
131 177
132Of course, this can be modified to suit your needs and your editor :) 178Of course, this can be modified to suit your needs and your editor :)
133 179
134To expand the example above to typical perl error messages ("XXX at 180To expand the example above to typical perl error messages ("XXX at
135FILENAME line YYY."), you need a slightly more elaborate solution: 181FILENAME line YYY."), you need a slightly more elaborate solution:
136 182
137 URxvt.selection.pattern-0: ( at .*? line \\d+\\.) 183 URxvt.selection.pattern-0: ( at .*? line \\d+[,.])
138 URxvt.selection-autotransform.0: s/^ at (.*?) line (\\d+)\\.$/\x1b:e \\Q$1\E\\x0d:$2\\x0d/ 184 URxvt.selection-autotransform.0: s/^ at (.*?) line (\\d+)[,.]$/:e \\Q$1\E\\x0d:$2\\x0d/
139 185
140The first line tells the selection code to treat the unchanging part of 186The first line tells the selection code to treat the unchanging part of
141every error message as a selection pattern, and the second line transforms 187every error message as a selection pattern, and the second line transforms
142the message into vi commands to load the file. 188the message into vi commands to load the file.
189
190=item tabbed
191
192This transforms the terminal into a tabbar with additional terminals, that
193is, it implements what is commonly refered to as "tabbed terminal". The topmost line
194displays a "[NEW]" button, which, when clicked, will add a new tab, followed by one
195button per tab.
196
197Clicking a button will activate that tab. Pressing B<Shift-Left> and
198B<Shift-Right> will switch to the tab left or right of the current one,
199while B<Shift-Down> creates a new tab.
143 200
144=item mark-urls 201=item mark-urls
145 202
146Uses per-line display filtering (C<on_line_update>) to underline urls and 203Uses per-line display filtering (C<on_line_update>) to underline urls and
147make them clickable. When middle-clicked, the program specified in the 204make them clickable. When middle-clicked, the program specified in the
148resource C<urlLauncher> (default C<x-www-browser>) will be started with 205resource C<urlLauncher> (default C<x-www-browser>) will be started with
149the URL as first argument. 206the URL as first argument.
150 207
208=item automove-background
209
210This is basically a one-line extension that dynamically changes the background pixmap offset
211to the window position, in effect creating the same effect as pseudo transparency with
212a custom pixmap. No scaling is supported in this mode. Exmaple:
213
214 @@RXVT_NAME@@ -pixmap background.xpm -pe automove-background
215
151=item block-graphics-to-ascii 216=item block-graphics-to-ascii
152 217
153A not very useful example of filtering all text output to the terminal, 218A not very useful example of filtering all text output to the terminal,
154by replacing all line-drawing characters (U+2500 .. U+259F) by a 219by replacing all line-drawing characters (U+2500 .. U+259F) by a
155similar-looking ascii character. 220similar-looking ascii character.
164window. Illustrates overwriting the refresh callbacks to create your own 229window. Illustrates overwriting the refresh callbacks to create your own
165overlays or changes. 230overlays or changes.
166 231
167=item selection-pastebin 232=item selection-pastebin
168 233
169Uploads the selection as textfile to a remote site. 234This is a little rarely useful extension that Uploads the selection as
235textfile to a remote site (or does other things). (The implementation is
236not currently secure for use in a multiuser environment as it writes to
237F</tmp> directly.).
238
239It listens to the C<selection-pastebin:remote-pastebin> keyboard command,
240i.e.
170 241
171 URxvt.keysym.C-M-e: perl:selection-pastebin:remote-pastebin 242 URxvt.keysym.C-M-e: perl:selection-pastebin:remote-pastebin
172 243
173To set the command to upload the file set this resource: 244Pressing this combination runs a command with C<%> replaced by the name of
245the textfile. This command can be set via a resource:
174 246
175 URxvt.selection-pastebin-cmd: rsync -apP % ruth:/var/www/www.ta-sa.org/files/txt/. 247 URxvt.selection-pastebin.cmd: rsync -apP % ruth:/var/www/www.ta-sa.org/files/txt/.
176 248
177The % is the placeholder for the textfile. The name of the textfile is the hex encoded 249And the default is likely not useful to anybody but the few people around
178md5 sum of the selection. 250here :)
251
252The name of the textfile is the hex encoded md5 sum of the selection, so
253the same content should lead to the same filename.
254
179After an successful upload the selection will be replaced by the following url 255After a successful upload the selection will be replaced by the text given
180(the % is the placeholder for the filename): 256in the C<selection-pastebin-url> resource (again, the % is the placeholder
257for the filename):
181 258
182 URxvt.selection-pastebin-url: http://www.ta-sa.org/files/txt/% 259 URxvt.selection-pastebin.url: http://www.ta-sa.org/files/txt/%
183 260
184=back 261=back
185 262
186=head1 API DOCUMENTATION 263=head1 API DOCUMENTATION
187 264
260called whenever the relevant event happens. 337called whenever the relevant event happens.
261 338
262The first argument passed to them is an extension oject as described in 339The first argument passed to them is an extension oject as described in
263the in the C<Extension Objects> section. 340the in the C<Extension Objects> section.
264 341
265B<All> of these hooks must return a boolean value. If it is true, then the 342B<All> of these hooks must return a boolean value. If any of the called
266event counts as being I<consumed>, and the invocation of other hooks is 343hooks returns true, then the event counts as being I<consumed>, and the
267skipped, and the relevant action might not be carried out by the C++ code. 344relevant action might not be carried out by the C++ code.
268 345
269I<< When in doubt, return a false value (preferably C<()>). >> 346I<< When in doubt, return a false value (preferably C<()>). >>
270 347
271=over 4 348=over 4
272 349
273=item on_init $term 350=item on_init $term
274 351
275Called after a new terminal object has been initialized, but before 352Called after a new terminal object has been initialized, but before
276windows are created or the command gets run. Most methods are unsafe to 353windows are created or the command gets run. Most methods are unsafe to
277call or deliver senseless data, as terminal size and other characteristics 354call or deliver senseless data, as terminal size and other characteristics
278have not yet been determined. You can safely query and change resources, 355have not yet been determined. You can safely query and change resources
279though. 356and options, though. For many purposes the C<on_start> hook is a better
357place.
358
359=item on_start $term
360
361Called at the very end of initialisation of a new terminal, just before
362trying to map (display) the toplevel and returning to the mainloop.
363
364=item on_destroy $term
365
366Called whenever something tries to destroy terminal, before doing anything
367yet. If this hook returns true, then destruction is skipped, but this is
368rarely a good idea.
280 369
281=item on_reset $term 370=item on_reset $term
282 371
283Called after the screen is "reset" for any reason, such as resizing or 372Called after the screen is "reset" for any reason, such as resizing or
284control sequences. Here is where you can react on changes to size-related 373control sequences. Here is where you can react on changes to size-related
285variables. 374variables.
286 375
287=item on_start $term 376=item on_child_start $term, $pid
288 377
289Called at the very end of initialisation of a new terminal, just before 378Called just after the child process has been C<fork>ed.
290returning to the mainloop. 379
380=item on_child_exit $term, $status
381
382Called just after the child process has exited. C<$status> is the status
383from C<waitpid>.
291 384
292=item on_sel_make $term, $eventtime 385=item on_sel_make $term, $eventtime
293 386
294Called whenever a selection has been made by the user, but before the 387Called whenever a selection has been made by the user, but before the
295selection text is copied, so changes to the beginning, end or type of the 388selection text is copied, so changes to the beginning, end or type of the
404=item on_focus_out $term 497=item on_focus_out $term
405 498
406Called wheneever the window loses keyboard focus, before rxvt-unicode does 499Called wheneever the window loses keyboard focus, before rxvt-unicode does
407focus out processing. 500focus out processing.
408 501
502=item on_configure_notify $term, $event
503
504=item on_property_notify $term, $event
505
409=item on_key_press $term, $event, $keysym, $octets 506=item on_key_press $term, $event, $keysym, $octets
410 507
411=item on_key_release $term, $event, $keysym 508=item on_key_release $term, $event, $keysym
412 509
413=item on_button_press $term, $event 510=item on_button_press $term, $event
422 519
423Called whenever the corresponding X event is received for the terminal If 520Called whenever the corresponding X event is received for the terminal If
424the hook returns true, then the even will be ignored by rxvt-unicode. 521the hook returns true, then the even will be ignored by rxvt-unicode.
425 522
426The event is a hash with most values as named by Xlib (see the XEvent 523The event is a hash with most values as named by Xlib (see the XEvent
427manpage), with the additional members C<row> and C<col>, which are the row 524manpage), with the additional members C<row> and C<col>, which are the
428and column under the mouse cursor. 525(real, not screen-based) row and column under the mouse cursor.
429 526
430C<on_key_press> additionally receives the string rxvt-unicode would 527C<on_key_press> additionally receives the string rxvt-unicode would
431output, if any, in locale-specific encoding. 528output, if any, in locale-specific encoding.
432 529
433subwindow. 530subwindow.
531
532=item on_client_message $term, $event
533
534=item on_wm_protocols $term, $event
535
536=item on_wm_delete_window $term, $event
537
538Called when various types of ClientMessage events are received (all with
539format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW).
434 540
435=back 541=back
436 542
437=cut 543=cut
438 544
444use Scalar::Util (); 550use Scalar::Util ();
445use List::Util (); 551use List::Util ();
446 552
447our $VERSION = 1; 553our $VERSION = 1;
448our $TERM; 554our $TERM;
555our @TERM_INIT;
556our @TERM_EXT;
449our @HOOKNAME; 557our @HOOKNAME;
450our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME; 558our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME;
451our %OPTION; 559our %OPTION;
452 560
453our $LIBDIR; 561our $LIBDIR;
454our $RESNAME; 562our $RESNAME;
455our $RESCLASS; 563our $RESCLASS;
456our $RXVTNAME; 564our $RXVTNAME;
457 565
566our $NOCHAR = chr 0xffff;
567
458=head2 Variables in the C<urxvt> Package 568=head2 Variables in the C<urxvt> Package
459 569
460=over 4 570=over 4
461 571
462=item $urxvt::LIBDIR 572=item $urxvt::LIBDIR
474 584
475=item $urxvt::TERM 585=item $urxvt::TERM
476 586
477The current terminal. This variable stores the current C<urxvt::term> 587The current terminal. This variable stores the current C<urxvt::term>
478object, whenever a callback/hook is executing. 588object, whenever a callback/hook is executing.
589
590=item @urxvt::TERM_INIT
591
592All coderefs in this array will be called as methods of the next newly
593created C<urxvt::term> object (during the C<on_init> phase). The array
594gets cleared before the codereferences that were in it are being executed,
595so coderefs can push themselves onto it again if they so desire.
596
597This complements to the perl-eval commandline option, but gets executed
598first.
599
600=item @urxvt::TERM_EXT
601
602Works similar to C<@TERM_INIT>, but contains perl package/class names, which
603get registered as normal extensions after calling the hooks in C<@TERM_INIT>
604but before other extensions. Gets cleared just like C<@TERM_INIT>.
479 605
480=back 606=back
481 607
482=head2 Functions in the C<urxvt> Package 608=head2 Functions in the C<urxvt> Package
483 609
583=back 709=back
584 710
585=cut 711=cut
586 712
587BEGIN { 713BEGIN {
588 urxvt->bootstrap;
589
590 # overwrite perl's warn 714 # overwrite perl's warn
591 *CORE::GLOBAL::warn = sub { 715 *CORE::GLOBAL::warn = sub {
592 my $msg = join "", @_; 716 my $msg = join "", @_;
593 $msg .= "\n" 717 $msg .= "\n"
594 unless $msg =~ /\n$/; 718 unless $msg =~ /\n$/;
595 urxvt::warn ($msg); 719 urxvt::warn ($msg);
596 }; 720 };
597
598 # %ENV is the original startup environment
599 delete $ENV{IFS};
600 delete $ENV{CDPATH};
601 delete $ENV{BASH_ENV};
602 $ENV{PATH} = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/opt/bin:/opt/sbin";
603} 721}
722
723no warnings 'utf8';
604 724
605my $verbosity = $ENV{URXVT_PERL_VERBOSITY}; 725my $verbosity = $ENV{URXVT_PERL_VERBOSITY};
606 726
607sub verbose { 727sub verbose {
608 my ($level, $msg) = @_; 728 my ($level, $msg) = @_;
609 warn "$msg\n" if $level <= $verbosity; 729 warn "$msg\n" if $level <= $verbosity;
610} 730}
611 731
612my $extension_pkg = "extension0000";
613my %extension_pkg; 732my %extension_pkg;
614 733
615# load a single script into its own package, once only 734# load a single script into its own package, once only
616sub extension_package($) { 735sub extension_package($) {
617 my ($path) = @_; 736 my ($path) = @_;
618 737
619 $extension_pkg{$path} ||= do { 738 $extension_pkg{$path} ||= do {
620 my $pkg = "urxvt::" . ($extension_pkg++); 739 $path =~ /([^\/\\]+)$/;
740 my $pkg = $1;
741 $pkg =~ s/[^[:word:]]/_/g;
742 $pkg = "urxvt::ext::$pkg";
621 743
622 verbose 3, "loading extension '$path' into package '$pkg'"; 744 verbose 3, "loading extension '$path' into package '$pkg'";
623 745
624 open my $fh, "<:raw", $path 746 open my $fh, "<:raw", $path
625 or die "$path: $!"; 747 or die "$path: $!";
626 748
627 my $source = 749 my $source =
628 "package $pkg; use strict; use utf8;\n" 750 "package $pkg; use strict; use utf8; no warnings 'utf8';\n"
629 . "use base urxvt::term::extension::;\n"
630 . "#line 1 \"$path\"\n{\n" 751 . "#line 1 \"$path\"\n{\n"
631 . (do { local $/; <$fh> }) 752 . (do { local $/; <$fh> })
632 . "\n};\n1"; 753 . "\n};\n1";
633 754
634 eval $source 755 eval $source
648 if ($htype == 0) { # INIT 769 if ($htype == 0) { # INIT
649 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); 770 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");
650 771
651 my %ext_arg; 772 my %ext_arg;
652 773
774 {
775 my @init = @TERM_INIT;
776 @TERM_INIT = ();
777 $_->($TERM) for @init;
778 my @pkg = @TERM_EXT;
779 @TERM_EXT = ();
780 $TERM->register_package ($_) for @pkg;
781 }
782
653 for (map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) { 783 for (grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) {
654 if ($_ eq "default") { 784 if ($_ eq "default") {
655 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback); 785 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback readline);
656 } elsif (/^-(.*)$/) { 786 } elsif (/^-(.*)$/) {
657 delete $ext_arg{$1}; 787 delete $ext_arg{$1};
658 } elsif (/^([^<]+)<(.*)>$/) { 788 } elsif (/^([^<]+)<(.*)>$/) {
659 push @{ $ext_arg{$1} }, $2; 789 push @{ $ext_arg{$1} }, $2;
660 } else { 790 } else {
683 if $verbosity >= 10; 813 if $verbosity >= 10;
684 814
685 keys %$cb; 815 keys %$cb;
686 816
687 while (my ($pkg, $cb) = each %$cb) { 817 while (my ($pkg, $cb) = each %$cb) {
688 $retval = eval { $cb->($TERM->{_pkg}{$pkg}, @_) } 818 my $retval_ = eval { $cb->($TERM->{_pkg}{$pkg}, @_) };
689 and last; 819 $retval ||= $retval_;
690 820
691 if ($@) { 821 if ($@) {
692 $TERM->ungrab; # better to lose the grab than the session 822 $TERM->ungrab; # better to lose the grab than the session
693 warn $@; 823 warn $@;
694 } 824 }
705 # clear package 835 # clear package
706 %$TERM = (); 836 %$TERM = ();
707 } 837 }
708 838
709 $retval 839 $retval
710}
711
712sub exec_async(@) {
713 my $pid = fork;
714
715 return
716 if !defined $pid or $pid;
717
718 %ENV = %{ $TERM->env };
719
720 exec @_;
721 _exit 255;
722} 840}
723 841
724# urxvt::term::extension 842# urxvt::term::extension
725 843
726package urxvt::term::extension; 844package urxvt::term::extension;
865# find on_xxx subs in the package and register them 983# find on_xxx subs in the package and register them
866# as hooks 984# as hooks
867sub register_package { 985sub register_package {
868 my ($self, $pkg, $argv) = @_; 986 my ($self, $pkg, $argv) = @_;
869 987
988 no strict 'refs';
989
990 urxvt::verbose 6, "register package $pkg to $self";
991
992 @{"$pkg\::ISA"} = urxvt::term::extension::;
993
870 my $proxy = bless { 994 my $proxy = bless {
871 _pkg => $pkg, 995 _pkg => $pkg,
872 argv => $argv, 996 argv => $argv,
873 }, $pkg; 997 }, $pkg;
874 Scalar::Util::weaken ($proxy->{term} = $self); 998 Scalar::Util::weaken ($proxy->{term} = $self);
905 1029
906Destroy the terminal object (close the window, free resources 1030Destroy the terminal object (close the window, free resources
907etc.). Please note that @@RXVT_NAME@@ will not exit as long as any event 1031etc.). Please note that @@RXVT_NAME@@ will not exit as long as any event
908watchers (timers, io watchers) are still active. 1032watchers (timers, io watchers) are still active.
909 1033
1034=item $term->exec_async ($cmd[, @args])
1035
1036Works like the combination of the C<fork>/C<exec> builtins, which executes
1037("starts") programs in the background. This function takes care of setting
1038the user environment before exec'ing the command (e.g. C<PATH>) and should
1039be preferred over explicit calls to C<exec> or C<system>.
1040
1041Returns the pid of the subprocess or C<undef> on error.
1042
1043=cut
1044
1045sub exec_async {
1046 my $self = shift;
1047
1048 my $pid = fork;
1049
1050 return $pid
1051 if !defined $pid or $pid;
1052
1053 %ENV = %{ $self->env };
1054
1055 exec @_;
1056 urxvt::_exit 255;
1057}
1058
910=item $isset = $term->option ($optval[, $set]) 1059=item $isset = $term->option ($optval[, $set])
911 1060
912Returns true if the option specified by C<$optval> is enabled, and 1061Returns true if the option specified by C<$optval> is enabled, and
913optionally change it. All option values are stored by name in the hash 1062optionally change it. All option values are stored by name in the hash
914C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash. 1063C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash.
916Here is a a likely non-exhaustive list of option names, please see the 1065Here is a a likely non-exhaustive list of option names, please see the
917source file F</src/optinc.h> to see the actual list: 1066source file F</src/optinc.h> to see the actual list:
918 1067
919 borderLess console cursorBlink cursorUnderline hold iconic insecure 1068 borderLess console cursorBlink cursorUnderline hold iconic insecure
920 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage 1069 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage
921 pastableTabs pointerBlank reverseVideo scrollBar scrollBar_floating 1070 override-redirect pastableTabs pointerBlank reverseVideo scrollBar
922 scrollBar_right scrollTtyKeypress scrollTtyOutput scrollWithBuffer 1071 scrollBar_floating scrollBar_right scrollTtyKeypress scrollTtyOutput
923 secondaryScreen secondaryScroll skipBuiltinGlyphs transparent 1072 scrollWithBuffer secondaryScreen secondaryScroll skipBuiltinGlyphs
924 tripleclickwords utmpInhibit visualBell 1073 transparent tripleclickwords utmpInhibit visualBell
925 1074
926=item $value = $term->resource ($name[, $newval]) 1075=item $value = $term->resource ($name[, $newval])
927 1076
928Returns the current resource value associated with a given name and 1077Returns the current resource value associated with a given name and
929optionally sets a new value. Setting values is most useful in the C<init> 1078optionally sets a new value. Setting values is most useful in the C<init>
946 1095
947 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont 1096 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont
948 borderLess color cursorBlink cursorUnderline cutchars delete_key 1097 borderLess color cursorBlink cursorUnderline cutchars delete_key
949 display_name embed ext_bwidth fade font geometry hold iconName 1098 display_name embed ext_bwidth fade font geometry hold iconName
950 imFont imLocale inputMethod insecure int_bwidth intensityStyles 1099 imFont imLocale inputMethod insecure int_bwidth intensityStyles
951 italicFont jumpScroll lineSpace loginShell mapAlert menu meta8 modifier 1100 italicFont jumpScroll lineSpace loginShell mapAlert meta8 modifier
952 mouseWheelScrollPage name pastableTabs path perl_eval perl_ext_1 perl_ext_2 1101 mouseWheelScrollPage name override_redirect pastableTabs path perl_eval
953 perl_lib pointerBlank pointerBlankDelay preeditType print_pipe pty_fd 1102 perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay
954 reverseVideo saveLines scrollBar scrollBar_align scrollBar_floating 1103 preeditType print_pipe pty_fd reverseVideo saveLines scrollBar
955 scrollBar_right scrollBar_thickness scrollTtyKeypress scrollTtyOutput 1104 scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness
956 scrollWithBuffer scrollstyle secondaryScreen secondaryScroll selectstyle 1105 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle
957 shade term_name title transparent transparent_all tripleclickwords 1106 secondaryScreen secondaryScroll selectstyle shade term_name title
958 utmpInhibit visualBell 1107 transient_for transparent transparent_all tripleclickwords utmpInhibit
1108 visualBell
959 1109
960=cut 1110=cut
961 1111
962sub resource($$;$) { 1112sub resource($$;$) {
963 my ($self, $name) = (shift, shift); 1113 my ($self, $name) = (shift, shift);
1136string is a normal text string, not in locale-dependent encoding. 1286string is a normal text string, not in locale-dependent encoding.
1137 1287
1138Normally its not a good idea to use this function, as programs might be 1288Normally its not a good idea to use this function, as programs might be
1139confused by changes in cursor position or scrolling. Its useful inside a 1289confused by changes in cursor position or scrolling. Its useful inside a
1140C<on_add_lines> hook, though. 1290C<on_add_lines> hook, though.
1291
1292=item $term->scr_change_screen ($screen)
1293
1294Switch to given screen - 0 primary, 1 secondary.
1141 1295
1142=item $term->cmd_parse ($octets) 1296=item $term->cmd_parse ($octets)
1143 1297
1144Similar to C<scr_add_lines>, but the argument must be in the 1298Similar to C<scr_add_lines>, but the argument must be in the
1145locale-specific encoding of the terminal and can contain command sequences 1299locale-specific encoding of the terminal and can contain command sequences
1229=item $modifiermask = $term->ModNumLockMask 1383=item $modifiermask = $term->ModNumLockMask
1230 1384
1231Return the modifier masks corresponding to the "ISO Level 3 Shift" (often 1385Return the modifier masks corresponding to the "ISO Level 3 Shift" (often
1232AltGr), the meta key (often Alt) and the num lock key, if applicable. 1386AltGr), the meta key (often Alt) and the num lock key, if applicable.
1233 1387
1388=item $screen = $term->current_screen
1389
1390Returns the currently displayed screen (0 primary, 1 secondary).
1391
1392=item $cursor_is_hidden = $term->hidden_cursor
1393
1394Returns wether the cursor is currently hidden or not.
1395
1234=item $view_start = $term->view_start ([$newvalue]) 1396=item $view_start = $term->view_start ([$newvalue])
1235 1397
1236Returns the row number of the topmost displayed line. Maximum value is 1398Returns the row number of the topmost displayed line. Maximum value is
1237C<0>, which displays the normal terminal contents. Lower values scroll 1399C<0>, which displays the normal terminal contents. Lower values scroll
1238this many lines into the scrollback buffer. 1400this many lines into the scrollback buffer.
1257line, starting at column C<$start_col> (default C<0>), which is useful 1419line, starting at column C<$start_col> (default C<0>), which is useful
1258to replace only parts of a line. The font index in the rendition will 1420to replace only parts of a line. The font index in the rendition will
1259automatically be updated. 1421automatically be updated.
1260 1422
1261C<$text> is in a special encoding: tabs and wide characters that use more 1423C<$text> is in a special encoding: tabs and wide characters that use more
1262than one cell when displayed are padded with urxvt::NOCHAR characters 1424than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535)
1263(C<chr 65535>). Characters with combining characters and other characters 1425characters. Characters with combining characters and other characters that
1264that do not fit into the normal tetx encoding will be replaced with 1426do not fit into the normal tetx encoding will be replaced with characters
1265characters in the private use area. 1427in the private use area.
1266 1428
1267You have to obey this encoding when changing text. The advantage is 1429You have to obey this encoding when changing text. The advantage is
1268that C<substr> and similar functions work on screen cells and not on 1430that C<substr> and similar functions work on screen cells and not on
1269characters. 1431characters.
1270 1432
1445 1607
1446Calls XUngrab for the most recent grab. Is called automatically on 1608Calls XUngrab for the most recent grab. Is called automatically on
1447evaluation errors, as it is better to lose the grab in the error case as 1609evaluation errors, as it is better to lose the grab in the error case as
1448the session. 1610the session.
1449 1611
1612=item $atom = $term->XInternAtom ($atom_name[, $only_if_exists])
1613
1614=item $atom_name = $term->XGetAtomName ($atom)
1615
1616=item @atoms = $term->XListProperties ($window)
1617
1618=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property)
1619
1620=item $term->XChangeWindowProperty ($window, $property, $type, $format, $octets)
1621
1622=item $term->XDeleteProperty ($window, $property)
1623
1624=item $window = $term->DefaultRootWindow
1625
1626=item $term->XReparentWindow ($window, $parent, [$x, $y])
1627
1628=item $term->XMapWindow ($window)
1629
1630=item $term->XUnmapWindow ($window)
1631
1632=item $term->XMoveResizeWindow ($window, $x, $y, $width, $height)
1633
1634=item ($x, $y, $child_window) = $term->XTranslateCoordinates ($src, $dst, $x, $y)
1635
1636=item $term->XChangeInput ($window, $add_events[, $del_events])
1637
1638Various X or X-related functions. The C<$term> object only serves as
1639the source of the display, otherwise those functions map more-or-less
1640directory onto the X functions of the same name.
1641
1450=back 1642=back
1451 1643
1452=cut 1644=cut
1453 1645
1454package urxvt::popup; 1646package urxvt::popup;
1555 my $env = $self->{term}->env; 1747 my $env = $self->{term}->env;
1556 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE. 1748 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE.
1557 delete $env->{LC_ALL}; 1749 delete $env->{LC_ALL};
1558 $env->{LC_CTYPE} = $self->{term}->locale; 1750 $env->{LC_CTYPE} = $self->{term}->locale;
1559 1751
1560 urxvt::term->new ($env, $self->{term}->resource ("name"), 1752 urxvt::term->new ($env, "popup",
1561 "--perl-lib" => "", "--perl-ext-common" => "", "-pty-fd" => -1, "-sl" => 0, "-b" => 0, 1753 "--perl-lib" => "", "--perl-ext-common" => "",
1754 "-pty-fd" => -1, "-sl" => 0,
1755 "-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect",
1562 "--transient-for" => $self->{term}->parent, 1756 "--transient-for" => $self->{term}->parent,
1563 "-display" => $self->{term}->display_id, 1757 "-display" => $self->{term}->display_id,
1564 "-pe" => "urxvt-popup") 1758 "-pe" => "urxvt-popup")
1565 or die "unable to create popup window\n"; 1759 or die "unable to create popup window\n";
1566} 1760}
1571 delete $self->{term}{_destroy}{$self}; 1765 delete $self->{term}{_destroy}{$self};
1572 $self->{term}->ungrab; 1766 $self->{term}->ungrab;
1573} 1767}
1574 1768
1575=back 1769=back
1770
1771=cut
1772
1773package urxvt::watcher;
1774
1775@urxvt::timer::ISA = __PACKAGE__;
1776@urxvt::iow::ISA = __PACKAGE__;
1777@urxvt::pw::ISA = __PACKAGE__;
1778@urxvt::iw::ISA = __PACKAGE__;
1576 1779
1577=head2 The C<urxvt::timer> Class 1780=head2 The C<urxvt::timer> Class
1578 1781
1579This class implements timer watchers/events. Time is represented as a 1782This class implements timer watchers/events. Time is represented as a
1580fractional number of seconds since the epoch. Example: 1783fractional number of seconds since the epoch. Example:
1618Start the timer. 1821Start the timer.
1619 1822
1620=item $timer = $timer->start ($tstamp) 1823=item $timer = $timer->start ($tstamp)
1621 1824
1622Set the event trigger time to C<$tstamp> and start the timer. 1825Set the event trigger time to C<$tstamp> and start the timer.
1826
1827=item $timer = $timer->after ($delay)
1828
1829Like C<start>, but sets the expiry timer to c<urxvt::NOW + $delay>.
1623 1830
1624=item $timer = $timer->stop 1831=item $timer = $timer->stop
1625 1832
1626Stop the timer. 1833Stop the timer.
1627 1834
1674 1881
1675Stop watching for events on the given filehandle. 1882Stop watching for events on the given filehandle.
1676 1883
1677=back 1884=back
1678 1885
1886=head2 The C<urxvt::iw> Class
1887
1888This class implements idle watchers, that get called automatically when
1889the process is idle. They should return as fast as possible, after doing
1890some useful work.
1891
1892=over 4
1893
1894=item $iw = new urxvt::iw
1895
1896Create a new idle watcher object in stopped state.
1897
1898=item $iw = $iw->cb (sub { my ($iw) = @_; ... })
1899
1900Set the callback to be called when the watcher triggers.
1901
1902=item $timer = $timer->start
1903
1904Start the watcher.
1905
1906=item $timer = $timer->stop
1907
1908Stop the watcher.
1909
1910=back
1911
1912=head2 The C<urxvt::pw> Class
1913
1914This class implements process watchers. They create an event whenever a
1915process exits, after which they stop automatically.
1916
1917 my $pid = fork;
1918 ...
1919 $term->{pw} = urxvt::pw
1920 ->new
1921 ->start ($pid)
1922 ->cb (sub {
1923 my ($pw, $exit_status) = @_;
1924 ...
1925 });
1926
1927=over 4
1928
1929=item $pw = new urxvt::pw
1930
1931Create a new process watcher in stopped state.
1932
1933=item $pw = $pw->cb (sub { my ($pw, $exit_status) = @_; ... })
1934
1935Set the callback to be called when the timer triggers.
1936
1937=item $pw = $timer->start ($pid)
1938
1939Tells the wqtcher to start watching for process C<$pid>.
1940
1941=item $pw = $pw->stop
1942
1943Stop the watcher.
1944
1945=back
1946
1679=head1 ENVIRONMENT 1947=head1 ENVIRONMENT
1680 1948
1681=head2 URXVT_PERL_VERBOSITY 1949=head2 URXVT_PERL_VERBOSITY
1682 1950
1683This variable controls the verbosity level of the perl extension. Higher 1951This variable controls the verbosity level of the perl extension. Higher

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