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Revision 1.103 by root, Wed Jan 18 11:05:09 2006 UTC vs.
Revision 1.127 by root, Wed Jan 25 00:42:21 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
63the match. For example, the followign adds a regex that matches everything 67the match. For example, the followign adds a regex that matches everything
64between two vertical bars: 68between two vertical bars:
65 69
66 URxvt.selection.pattern-0: \\|([^|]+)\\| 70 URxvt.selection.pattern-0: \\|([^|]+)\\|
67 71
72Another example: Programs I use often output "absolute path: " at the
73beginning of a line when they process multiple files. The following
74pattern matches the filename (note, there is a single space at the very
75end):
76
77 URxvt.selection.pattern-0: ^(/[^:]+):\
78
68You can look at the source of the selection extension to see more 79You can look at the source of the selection extension to see more
69interesting uses, such as parsing a line from beginning to end. 80interesting uses, such as parsing a line from beginning to end.
70 81
71This extension also offers following bindable keyboard commands: 82This extension also offers following bindable keyboard commands:
72 83
87 98
88=item selection-popup (enabled by default) 99=item selection-popup (enabled by default)
89 100
90Binds a popup menu to Ctrl-Button3 that lets you convert the selection 101Binds a popup menu to Ctrl-Button3 that lets you convert the selection
91text into various other formats/action (such as uri unescaping, perl 102text into various other formats/action (such as uri unescaping, perl
92evalution, web-browser starting etc.), depending on content. 103evaluation, web-browser starting etc.), depending on content.
93 104
94Other extensions can extend this popup menu by pushing a code reference onto 105Other extensions can extend this popup menu by pushing a code reference
95C<@urxvt::ext::selection_popup::hook>, that is called whenever the popup is displayed. 106onto C<@{ $term->{selection_popup_hook} }>, that is called whenever the
107popup is displayed.
96 108
97It's sole argument is the popup menu, which can be modified. The selection 109It's sole argument is the popup menu, which can be modified. The selection
98is in C<$_>, which can be used to decide wether to add something or not. 110is in C<$_>, which can be used to decide wether to add something or not.
99It should either return nothing or a string and a code reference. The 111It should either return nothing or a string and a code reference. The
100string will be used as button text and the code reference will be called 112string will be used as button text and the code reference will be called
102 114
103The following will add an entry C<a to b> that transforms all C<a>s in 115The following will add an entry C<a to b> that transforms all C<a>s in
104the selection to C<b>s, but only if the selection currently contains any 116the selection to C<b>s, but only if the selection currently contains any
105C<a>s: 117C<a>s:
106 118
107 push urxvt::ext::selection_popup::hook, sub { 119 push @{ $self->{term}{selection_popup_hook} }, sub {
108 /a/ ? ("a to be" => sub { s/a/b/g } 120 /a/ ? ("a to be" => sub { s/a/b/g }
109 : () 121 : ()
110 }; 122 };
111 123
112=item searchable-scrollback<hotkey> (enabled by default) 124=item searchable-scrollback<hotkey> (enabled by default)
122bottom. C<Escape> leaves search mode and returns to the point where search 134bottom. C<Escape> leaves search mode and returns to the point where search
123was started, while C<Enter> or C<Return> stay at the current position and 135was started, while C<Enter> or C<Return> stay at the current position and
124additionally stores the first match in the current line into the primary 136additionally stores the first match in the current line into the primary
125selection. 137selection.
126 138
139=item readline (enabled by default)
140
141A support package that tries to make editing with readline easier. At the
142moment, it reacts to clicking with the left mouse button by trying to
143move the text cursor to this position. It does so by generating as many
144cursor-left or cursor-right keypresses as required (the this only works
145for programs that correctly support wide characters).
146
147To avoid too many false positives, this is only done when:
148
149=over 4
150
151=item - the tty is in ICANON state.
152
153=item - the text cursor is visible.
154
155=item - the primary screen is currently being displayed.
156
157=item - the mouse is on the same (multi-row-) line as the text cursor.
158
159=back
160
161The normal selection mechanism isn't disabled, so quick successive clicks
162might interfere with selection creation in harmless ways.
163
127=item selection-autotransform 164=item selection-autotransform
128 165
129This selection allows you to do automatic transforms on a selection 166This selection allows you to do automatic transforms on a selection
130whenever a selection is made. 167whenever a selection is made.
131 168
143 URxvt.selection-autotransform.0: s/^([^:[:space:]]+):(\\d+):?$/vi +$2 \\Q$1\\E\\x0d/ 180 URxvt.selection-autotransform.0: s/^([^:[:space:]]+):(\\d+):?$/vi +$2 \\Q$1\\E\\x0d/
144 181
145And this example matches the same,but replaces it with vi-commands you can 182And this example matches the same,but replaces it with vi-commands you can
146paste directly into your (vi :) editor: 183paste directly into your (vi :) editor:
147 184
148 URxvt.selection-autotransform.0: s/^([^:[:space:]]+(\\d+):?$/\\x1b:e \\Q$1\\E\\x0d:$2\\x0d/ 185 URxvt.selection-autotransform.0: s/^([^:[:space:]]+(\\d+):?$/:e \\Q$1\\E\\x0d:$2\\x0d/
149 186
150Of course, this can be modified to suit your needs and your editor :) 187Of course, this can be modified to suit your needs and your editor :)
151 188
152To expand the example above to typical perl error messages ("XXX at 189To expand the example above to typical perl error messages ("XXX at
153FILENAME line YYY."), you need a slightly more elaborate solution: 190FILENAME line YYY."), you need a slightly more elaborate solution:
154 191
155 URxvt.selection.pattern-0: ( at .*? line \\d+\\.) 192 URxvt.selection.pattern-0: ( at .*? line \\d+[,.])
156 URxvt.selection-autotransform.0: s/^ at (.*?) line (\\d+)\\.$/\x1b:e \\Q$1\E\\x0d:$2\\x0d/ 193 URxvt.selection-autotransform.0: s/^ at (.*?) line (\\d+)[,.]$/:e \\Q$1\E\\x0d:$2\\x0d/
157 194
158The first line tells the selection code to treat the unchanging part of 195The first line tells the selection code to treat the unchanging part of
159every error message as a selection pattern, and the second line transforms 196every error message as a selection pattern, and the second line transforms
160the message into vi commands to load the file. 197the message into vi commands to load the file.
198
199=item tabbed
200
201This transforms the terminal into a tabbar with additional terminals, that
202is, it implements what is commonly refered to as "tabbed terminal". The topmost line
203displays a "[NEW]" button, which, when clicked, will add a new tab, followed by one
204button per tab.
205
206Clicking a button will activate that tab. Pressing B<Shift-Left> and
207B<Shift-Right> will switch to the tab left or right of the current one,
208while B<Shift-Down> creates a new tab.
161 209
162=item mark-urls 210=item mark-urls
163 211
164Uses per-line display filtering (C<on_line_update>) to underline urls and 212Uses per-line display filtering (C<on_line_update>) to underline urls and
165make them clickable. When middle-clicked, the program specified in the 213make them clickable. When middle-clicked, the program specified in the
166resource C<urlLauncher> (default C<x-www-browser>) will be started with 214resource C<urlLauncher> (default C<x-www-browser>) will be started with
167the URL as first argument. 215the URL as first argument.
216
217=item automove-background
218
219This is basically a one-line extension that dynamically changes the background pixmap offset
220to the window position, in effect creating the same effect as pseudo transparency with
221a custom pixmap. No scaling is supported in this mode. Exmaple:
222
223 @@RXVT_NAME@@ -pixmap background.xpm -pe automove-background
168 224
169=item block-graphics-to-ascii 225=item block-graphics-to-ascii
170 226
171A not very useful example of filtering all text output to the terminal, 227A not very useful example of filtering all text output to the terminal,
172by replacing all line-drawing characters (U+2500 .. U+259F) by a 228by replacing all line-drawing characters (U+2500 .. U+259F) by a
290called whenever the relevant event happens. 346called whenever the relevant event happens.
291 347
292The first argument passed to them is an extension oject as described in 348The first argument passed to them is an extension oject as described in
293the in the C<Extension Objects> section. 349the in the C<Extension Objects> section.
294 350
295B<All> of these hooks must return a boolean value. If it is true, then the 351B<All> of these hooks must return a boolean value. If any of the called
296event counts as being I<consumed>, and the invocation of other hooks is 352hooks returns true, then the event counts as being I<consumed>, and the
297skipped, and the relevant action might not be carried out by the C++ code. 353relevant action might not be carried out by the C++ code.
298 354
299I<< When in doubt, return a false value (preferably C<()>). >> 355I<< When in doubt, return a false value (preferably C<()>). >>
300 356
301=over 4 357=over 4
302 358
303=item on_init $term 359=item on_init $term
304 360
305Called after a new terminal object has been initialized, but before 361Called after a new terminal object has been initialized, but before
306windows are created or the command gets run. Most methods are unsafe to 362windows are created or the command gets run. Most methods are unsafe to
307call or deliver senseless data, as terminal size and other characteristics 363call or deliver senseless data, as terminal size and other characteristics
308have not yet been determined. You can safely query and change resources, 364have not yet been determined. You can safely query and change resources
309though. 365and options, though. For many purposes the C<on_start> hook is a better
366place.
367
368=item on_start $term
369
370Called at the very end of initialisation of a new terminal, just before
371trying to map (display) the toplevel and returning to the mainloop.
372
373=item on_destroy $term
374
375Called whenever something tries to destroy terminal, when the terminal is
376still fully functional (not for long, though).
310 377
311=item on_reset $term 378=item on_reset $term
312 379
313Called after the screen is "reset" for any reason, such as resizing or 380Called after the screen is "reset" for any reason, such as resizing or
314control sequences. Here is where you can react on changes to size-related 381control sequences. Here is where you can react on changes to size-related
315variables. 382variables.
316 383
317=item on_start $term 384=item on_child_start $term, $pid
318 385
319Called at the very end of initialisation of a new terminal, just before 386Called just after the child process has been C<fork>ed.
320returning to the mainloop. 387
388=item on_child_exit $term, $status
389
390Called just after the child process has exited. C<$status> is the status
391from C<waitpid>.
321 392
322=item on_sel_make $term, $eventtime 393=item on_sel_make $term, $eventtime
323 394
324Called whenever a selection has been made by the user, but before the 395Called whenever a selection has been made by the user, but before the
325selection text is copied, so changes to the beginning, end or type of the 396selection text is copied, so changes to the beginning, end or type of the
436Called wheneever the window loses keyboard focus, before rxvt-unicode does 507Called wheneever the window loses keyboard focus, before rxvt-unicode does
437focus out processing. 508focus out processing.
438 509
439=item on_configure_notify $term, $event 510=item on_configure_notify $term, $event
440 511
512=item on_property_notify $term, $event
513
441=item on_key_press $term, $event, $keysym, $octets 514=item on_key_press $term, $event, $keysym, $octets
442 515
443=item on_key_release $term, $event, $keysym 516=item on_key_release $term, $event, $keysym
444 517
445=item on_button_press $term, $event 518=item on_button_press $term, $event
454 527
455Called whenever the corresponding X event is received for the terminal If 528Called whenever the corresponding X event is received for the terminal If
456the hook returns true, then the even will be ignored by rxvt-unicode. 529the hook returns true, then the even will be ignored by rxvt-unicode.
457 530
458The event is a hash with most values as named by Xlib (see the XEvent 531The event is a hash with most values as named by Xlib (see the XEvent
459manpage), with the additional members C<row> and C<col>, which are the row 532manpage), with the additional members C<row> and C<col>, which are the
460and column under the mouse cursor. 533(real, not screen-based) row and column under the mouse cursor.
461 534
462C<on_key_press> additionally receives the string rxvt-unicode would 535C<on_key_press> additionally receives the string rxvt-unicode would
463output, if any, in locale-specific encoding. 536output, if any, in locale-specific encoding.
464 537
465subwindow. 538subwindow.
539
540=item on_client_message $term, $event
541
542=item on_wm_protocols $term, $event
543
544=item on_wm_delete_window $term, $event
545
546Called when various types of ClientMessage events are received (all with
547format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW).
466 548
467=back 549=back
468 550
469=cut 551=cut
470 552
476use Scalar::Util (); 558use Scalar::Util ();
477use List::Util (); 559use List::Util ();
478 560
479our $VERSION = 1; 561our $VERSION = 1;
480our $TERM; 562our $TERM;
563our @TERM_INIT;
564our @TERM_EXT;
481our @HOOKNAME; 565our @HOOKNAME;
482our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME; 566our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME;
483our %OPTION; 567our %OPTION;
484 568
485our $LIBDIR; 569our $LIBDIR;
486our $RESNAME; 570our $RESNAME;
487our $RESCLASS; 571our $RESCLASS;
488our $RXVTNAME; 572our $RXVTNAME;
489 573
574our $NOCHAR = chr 0xffff;
575
490=head2 Variables in the C<urxvt> Package 576=head2 Variables in the C<urxvt> Package
491 577
492=over 4 578=over 4
493 579
494=item $urxvt::LIBDIR 580=item $urxvt::LIBDIR
506 592
507=item $urxvt::TERM 593=item $urxvt::TERM
508 594
509The current terminal. This variable stores the current C<urxvt::term> 595The current terminal. This variable stores the current C<urxvt::term>
510object, whenever a callback/hook is executing. 596object, whenever a callback/hook is executing.
597
598=item @urxvt::TERM_INIT
599
600All coderefs in this array will be called as methods of the next newly
601created C<urxvt::term> object (during the C<on_init> phase). The array
602gets cleared before the codereferences that were in it are being executed,
603so coderefs can push themselves onto it again if they so desire.
604
605This complements to the perl-eval commandline option, but gets executed
606first.
607
608=item @urxvt::TERM_EXT
609
610Works similar to C<@TERM_INIT>, but contains perl package/class names, which
611get registered as normal extensions after calling the hooks in C<@TERM_INIT>
612but before other extensions. Gets cleared just like C<@TERM_INIT>.
511 613
512=back 614=back
513 615
514=head2 Functions in the C<urxvt> Package 616=head2 Functions in the C<urxvt> Package
515 617
622 my $msg = join "", @_; 724 my $msg = join "", @_;
623 $msg .= "\n" 725 $msg .= "\n"
624 unless $msg =~ /\n$/; 726 unless $msg =~ /\n$/;
625 urxvt::warn ($msg); 727 urxvt::warn ($msg);
626 }; 728 };
627
628 # %ENV is the original startup environment
629 delete $ENV{IFS};
630 delete $ENV{CDPATH};
631 delete $ENV{BASH_ENV};
632 $ENV{PATH} = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/opt/bin:/opt/sbin";
633} 729}
730
731no warnings 'utf8';
634 732
635my $verbosity = $ENV{URXVT_PERL_VERBOSITY}; 733my $verbosity = $ENV{URXVT_PERL_VERBOSITY};
636 734
637sub verbose { 735sub verbose {
638 my ($level, $msg) = @_; 736 my ($level, $msg) = @_;
642my %extension_pkg; 740my %extension_pkg;
643 741
644# load a single script into its own package, once only 742# load a single script into its own package, once only
645sub extension_package($) { 743sub extension_package($) {
646 my ($path) = @_; 744 my ($path) = @_;
647
648 no strict 'refs';
649 745
650 $extension_pkg{$path} ||= do { 746 $extension_pkg{$path} ||= do {
651 $path =~ /([^\/\\]+)$/; 747 $path =~ /([^\/\\]+)$/;
652 my $pkg = $1; 748 my $pkg = $1;
653 $pkg =~ s/[^[:word:]]/_/g; 749 $pkg =~ s/[^[:word:]]/_/g;
656 verbose 3, "loading extension '$path' into package '$pkg'"; 752 verbose 3, "loading extension '$path' into package '$pkg'";
657 753
658 open my $fh, "<:raw", $path 754 open my $fh, "<:raw", $path
659 or die "$path: $!"; 755 or die "$path: $!";
660 756
661 @{"$pkg\::ISA"} = urxvt::term::extension::;
662
663 my $source = 757 my $source =
664 "package $pkg; use strict; use utf8;\n" 758 "package $pkg; use strict; use utf8; no warnings 'utf8';\n"
665 . "#line 1 \"$path\"\n{\n" 759 . "#line 1 \"$path\"\n{\n"
666 . (do { local $/; <$fh> }) 760 . (do { local $/; <$fh> })
667 . "\n};\n1"; 761 . "\n};\n1";
668 762
669 eval $source 763 eval $source
683 if ($htype == 0) { # INIT 777 if ($htype == 0) { # INIT
684 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); 778 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");
685 779
686 my %ext_arg; 780 my %ext_arg;
687 781
782 {
783 my @init = @TERM_INIT;
784 @TERM_INIT = ();
785 $_->($TERM) for @init;
786 my @pkg = @TERM_EXT;
787 @TERM_EXT = ();
788 $TERM->register_package ($_) for @pkg;
789 }
790
688 for (map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) { 791 for (grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) {
689 if ($_ eq "default") { 792 if ($_ eq "default") {
690 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback); 793 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback readline);
691 } elsif (/^-(.*)$/) { 794 } elsif (/^-(.*)$/) {
692 delete $ext_arg{$1}; 795 delete $ext_arg{$1};
693 } elsif (/^([^<]+)<(.*)>$/) { 796 } elsif (/^([^<]+)<(.*)>$/) {
694 push @{ $ext_arg{$1} }, $2; 797 push @{ $ext_arg{$1} }, $2;
695 } else { 798 } else {
718 if $verbosity >= 10; 821 if $verbosity >= 10;
719 822
720 keys %$cb; 823 keys %$cb;
721 824
722 while (my ($pkg, $cb) = each %$cb) { 825 while (my ($pkg, $cb) = each %$cb) {
723 $retval = eval { $cb->($TERM->{_pkg}{$pkg}, @_) } 826 my $retval_ = eval { $cb->($TERM->{_pkg}{$pkg}, @_) };
724 and last; 827 $retval ||= $retval_;
725 828
726 if ($@) { 829 if ($@) {
727 $TERM->ungrab; # better to lose the grab than the session 830 $TERM->ungrab; # better to lose the grab than the session
728 warn $@; 831 warn $@;
729 } 832 }
740 # clear package 843 # clear package
741 %$TERM = (); 844 %$TERM = ();
742 } 845 }
743 846
744 $retval 847 $retval
745}
746
747sub exec_async(@) {
748 my $pid = fork;
749
750 return
751 if !defined $pid or $pid;
752
753 %ENV = %{ $TERM->env };
754
755 exec @_;
756 _exit 255;
757} 848}
758 849
759# urxvt::term::extension 850# urxvt::term::extension
760 851
761package urxvt::term::extension; 852package urxvt::term::extension;
900# find on_xxx subs in the package and register them 991# find on_xxx subs in the package and register them
901# as hooks 992# as hooks
902sub register_package { 993sub register_package {
903 my ($self, $pkg, $argv) = @_; 994 my ($self, $pkg, $argv) = @_;
904 995
996 no strict 'refs';
997
998 urxvt::verbose 6, "register package $pkg to $self";
999
1000 @{"$pkg\::ISA"} = urxvt::term::extension::;
1001
905 my $proxy = bless { 1002 my $proxy = bless {
906 _pkg => $pkg, 1003 _pkg => $pkg,
907 argv => $argv, 1004 argv => $argv,
908 }, $pkg; 1005 }, $pkg;
909 Scalar::Util::weaken ($proxy->{term} = $self); 1006 Scalar::Util::weaken ($proxy->{term} = $self);
940 1037
941Destroy the terminal object (close the window, free resources 1038Destroy the terminal object (close the window, free resources
942etc.). Please note that @@RXVT_NAME@@ will not exit as long as any event 1039etc.). Please note that @@RXVT_NAME@@ will not exit as long as any event
943watchers (timers, io watchers) are still active. 1040watchers (timers, io watchers) are still active.
944 1041
1042=item $term->exec_async ($cmd[, @args])
1043
1044Works like the combination of the C<fork>/C<exec> builtins, which executes
1045("starts") programs in the background. This function takes care of setting
1046the user environment before exec'ing the command (e.g. C<PATH>) and should
1047be preferred over explicit calls to C<exec> or C<system>.
1048
1049Returns the pid of the subprocess or C<undef> on error.
1050
1051=cut
1052
1053sub exec_async {
1054 my $self = shift;
1055
1056 my $pid = fork;
1057
1058 return $pid
1059 if !defined $pid or $pid;
1060
1061 %ENV = %{ $self->env };
1062
1063 exec @_;
1064 urxvt::_exit 255;
1065}
1066
945=item $isset = $term->option ($optval[, $set]) 1067=item $isset = $term->option ($optval[, $set])
946 1068
947Returns true if the option specified by C<$optval> is enabled, and 1069Returns true if the option specified by C<$optval> is enabled, and
948optionally change it. All option values are stored by name in the hash 1070optionally change it. All option values are stored by name in the hash
949C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash. 1071C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash.
951Here is a a likely non-exhaustive list of option names, please see the 1073Here is a a likely non-exhaustive list of option names, please see the
952source file F</src/optinc.h> to see the actual list: 1074source file F</src/optinc.h> to see the actual list:
953 1075
954 borderLess console cursorBlink cursorUnderline hold iconic insecure 1076 borderLess console cursorBlink cursorUnderline hold iconic insecure
955 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage 1077 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage
956 pastableTabs pointerBlank reverseVideo scrollBar scrollBar_floating 1078 override-redirect pastableTabs pointerBlank reverseVideo scrollBar
957 scrollBar_right scrollTtyKeypress scrollTtyOutput scrollWithBuffer 1079 scrollBar_floating scrollBar_right scrollTtyKeypress scrollTtyOutput
958 secondaryScreen secondaryScroll skipBuiltinGlyphs transparent 1080 scrollWithBuffer secondaryScreen secondaryScroll skipBuiltinGlyphs
959 tripleclickwords utmpInhibit visualBell 1081 transparent tripleclickwords utmpInhibit visualBell
960 1082
961=item $value = $term->resource ($name[, $newval]) 1083=item $value = $term->resource ($name[, $newval])
962 1084
963Returns the current resource value associated with a given name and 1085Returns the current resource value associated with a given name and
964optionally sets a new value. Setting values is most useful in the C<init> 1086optionally sets a new value. Setting values is most useful in the C<init>
981 1103
982 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont 1104 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont
983 borderLess color cursorBlink cursorUnderline cutchars delete_key 1105 borderLess color cursorBlink cursorUnderline cutchars delete_key
984 display_name embed ext_bwidth fade font geometry hold iconName 1106 display_name embed ext_bwidth fade font geometry hold iconName
985 imFont imLocale inputMethod insecure int_bwidth intensityStyles 1107 imFont imLocale inputMethod insecure int_bwidth intensityStyles
986 italicFont jumpScroll lineSpace loginShell mapAlert menu meta8 modifier 1108 italicFont jumpScroll lineSpace loginShell mapAlert meta8 modifier
987 mouseWheelScrollPage name pastableTabs path perl_eval perl_ext_1 perl_ext_2 1109 mouseWheelScrollPage name override_redirect pastableTabs path perl_eval
988 perl_lib pointerBlank pointerBlankDelay preeditType print_pipe pty_fd 1110 perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay
989 reverseVideo saveLines scrollBar scrollBar_align scrollBar_floating 1111 preeditType print_pipe pty_fd reverseVideo saveLines scrollBar
990 scrollBar_right scrollBar_thickness scrollTtyKeypress scrollTtyOutput 1112 scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness
991 scrollWithBuffer scrollstyle secondaryScreen secondaryScroll selectstyle 1113 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle
992 shade term_name title transparent transparent_all tripleclickwords 1114 secondaryScreen secondaryScroll selectstyle shade term_name title
993 utmpInhibit visualBell 1115 transient_for transparent transparent_all tripleclickwords utmpInhibit
1116 visualBell
994 1117
995=cut 1118=cut
996 1119
997sub resource($$;$) { 1120sub resource($$;$) {
998 my ($self, $name) = (shift, shift); 1121 my ($self, $name) = (shift, shift);
1172 1295
1173Normally its not a good idea to use this function, as programs might be 1296Normally its not a good idea to use this function, as programs might be
1174confused by changes in cursor position or scrolling. Its useful inside a 1297confused by changes in cursor position or scrolling. Its useful inside a
1175C<on_add_lines> hook, though. 1298C<on_add_lines> hook, though.
1176 1299
1300=item $term->scr_change_screen ($screen)
1301
1302Switch to given screen - 0 primary, 1 secondary.
1303
1177=item $term->cmd_parse ($octets) 1304=item $term->cmd_parse ($octets)
1178 1305
1179Similar to C<scr_add_lines>, but the argument must be in the 1306Similar to C<scr_add_lines>, but the argument must be in the
1180locale-specific encoding of the terminal and can contain command sequences 1307locale-specific encoding of the terminal and can contain command sequences
1181(escape codes) that will be interpreted. 1308(escape codes) that will be interpreted.
1190 1317
1191Replaces the event mask of the pty watcher by the given event mask. Can 1318Replaces the event mask of the pty watcher by the given event mask. Can
1192be used to suppress input and output handling to the pty/tty. See the 1319be used to suppress input and output handling to the pty/tty. See the
1193description of C<< urxvt::timer->events >>. Make sure to always restore 1320description of C<< urxvt::timer->events >>. Make sure to always restore
1194the previous value. 1321the previous value.
1322
1323=item $fd = $term->pty_fd
1324
1325Returns the master file descriptor for the pty in use, or C<-1> if no pty
1326is used.
1195 1327
1196=item $windowid = $term->parent 1328=item $windowid = $term->parent
1197 1329
1198Return the window id of the toplevel window. 1330Return the window id of the toplevel window.
1199 1331
1264=item $modifiermask = $term->ModNumLockMask 1396=item $modifiermask = $term->ModNumLockMask
1265 1397
1266Return the modifier masks corresponding to the "ISO Level 3 Shift" (often 1398Return the modifier masks corresponding to the "ISO Level 3 Shift" (often
1267AltGr), the meta key (often Alt) and the num lock key, if applicable. 1399AltGr), the meta key (often Alt) and the num lock key, if applicable.
1268 1400
1401=item $screen = $term->current_screen
1402
1403Returns the currently displayed screen (0 primary, 1 secondary).
1404
1405=item $cursor_is_hidden = $term->hidden_cursor
1406
1407Returns wether the cursor is currently hidden or not.
1408
1269=item $view_start = $term->view_start ([$newvalue]) 1409=item $view_start = $term->view_start ([$newvalue])
1270 1410
1271Returns the row number of the topmost displayed line. Maximum value is 1411Returns the row number of the topmost displayed line. Maximum value is
1272C<0>, which displays the normal terminal contents. Lower values scroll 1412C<0>, which displays the normal terminal contents. Lower values scroll
1273this many lines into the scrollback buffer. 1413this many lines into the scrollback buffer.
1292line, starting at column C<$start_col> (default C<0>), which is useful 1432line, starting at column C<$start_col> (default C<0>), which is useful
1293to replace only parts of a line. The font index in the rendition will 1433to replace only parts of a line. The font index in the rendition will
1294automatically be updated. 1434automatically be updated.
1295 1435
1296C<$text> is in a special encoding: tabs and wide characters that use more 1436C<$text> is in a special encoding: tabs and wide characters that use more
1297than one cell when displayed are padded with urxvt::NOCHAR characters 1437than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535)
1298(C<chr 65535>). Characters with combining characters and other characters 1438characters. Characters with combining characters and other characters that
1299that do not fit into the normal tetx encoding will be replaced with 1439do not fit into the normal tetx encoding will be replaced with characters
1300characters in the private use area. 1440in the private use area.
1301 1441
1302You have to obey this encoding when changing text. The advantage is 1442You have to obey this encoding when changing text. The advantage is
1303that C<substr> and similar functions work on screen cells and not on 1443that C<substr> and similar functions work on screen cells and not on
1304characters. 1444characters.
1305 1445
1480 1620
1481Calls XUngrab for the most recent grab. Is called automatically on 1621Calls XUngrab for the most recent grab. Is called automatically on
1482evaluation errors, as it is better to lose the grab in the error case as 1622evaluation errors, as it is better to lose the grab in the error case as
1483the session. 1623the session.
1484 1624
1625=item $atom = $term->XInternAtom ($atom_name[, $only_if_exists])
1626
1627=item $atom_name = $term->XGetAtomName ($atom)
1628
1629=item @atoms = $term->XListProperties ($window)
1630
1631=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property)
1632
1633=item $term->XChangeWindowProperty ($window, $property, $type, $format, $octets)
1634
1635=item $term->XDeleteProperty ($window, $property)
1636
1637=item $window = $term->DefaultRootWindow
1638
1639=item $term->XReparentWindow ($window, $parent, [$x, $y])
1640
1641=item $term->XMapWindow ($window)
1642
1643=item $term->XUnmapWindow ($window)
1644
1645=item $term->XMoveResizeWindow ($window, $x, $y, $width, $height)
1646
1647=item ($x, $y, $child_window) = $term->XTranslateCoordinates ($src, $dst, $x, $y)
1648
1649=item $term->XChangeInput ($window, $add_events[, $del_events])
1650
1651Various X or X-related functions. The C<$term> object only serves as
1652the source of the display, otherwise those functions map more-or-less
1653directory onto the X functions of the same name.
1654
1485=back 1655=back
1486 1656
1487=cut 1657=cut
1488 1658
1489package urxvt::popup; 1659package urxvt::popup;
1591 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE. 1761 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE.
1592 delete $env->{LC_ALL}; 1762 delete $env->{LC_ALL};
1593 $env->{LC_CTYPE} = $self->{term}->locale; 1763 $env->{LC_CTYPE} = $self->{term}->locale;
1594 1764
1595 urxvt::term->new ($env, "popup", 1765 urxvt::term->new ($env, "popup",
1596 "--perl-lib" => "", "--perl-ext-common" => "", "-pty-fd" => -1, "-sl" => 0, "-b" => 0, 1766 "--perl-lib" => "", "--perl-ext-common" => "",
1767 "-pty-fd" => -1, "-sl" => 0,
1768 "-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect",
1597 "--transient-for" => $self->{term}->parent, 1769 "--transient-for" => $self->{term}->parent,
1598 "-display" => $self->{term}->display_id, 1770 "-display" => $self->{term}->display_id,
1599 "-pe" => "urxvt-popup") 1771 "-pe" => "urxvt-popup")
1600 or die "unable to create popup window\n"; 1772 or die "unable to create popup window\n";
1601} 1773}
1606 delete $self->{term}{_destroy}{$self}; 1778 delete $self->{term}{_destroy}{$self};
1607 $self->{term}->ungrab; 1779 $self->{term}->ungrab;
1608} 1780}
1609 1781
1610=back 1782=back
1783
1784=cut
1785
1786package urxvt::watcher;
1787
1788@urxvt::timer::ISA = __PACKAGE__;
1789@urxvt::iow::ISA = __PACKAGE__;
1790@urxvt::pw::ISA = __PACKAGE__;
1791@urxvt::iw::ISA = __PACKAGE__;
1611 1792
1612=head2 The C<urxvt::timer> Class 1793=head2 The C<urxvt::timer> Class
1613 1794
1614This class implements timer watchers/events. Time is represented as a 1795This class implements timer watchers/events. Time is represented as a
1615fractional number of seconds since the epoch. Example: 1796fractional number of seconds since the epoch. Example:
1713 1894
1714Stop watching for events on the given filehandle. 1895Stop watching for events on the given filehandle.
1715 1896
1716=back 1897=back
1717 1898
1899=head2 The C<urxvt::iw> Class
1900
1901This class implements idle watchers, that get called automatically when
1902the process is idle. They should return as fast as possible, after doing
1903some useful work.
1904
1905=over 4
1906
1907=item $iw = new urxvt::iw
1908
1909Create a new idle watcher object in stopped state.
1910
1911=item $iw = $iw->cb (sub { my ($iw) = @_; ... })
1912
1913Set the callback to be called when the watcher triggers.
1914
1915=item $timer = $timer->start
1916
1917Start the watcher.
1918
1919=item $timer = $timer->stop
1920
1921Stop the watcher.
1922
1923=back
1924
1925=head2 The C<urxvt::pw> Class
1926
1927This class implements process watchers. They create an event whenever a
1928process exits, after which they stop automatically.
1929
1930 my $pid = fork;
1931 ...
1932 $term->{pw} = urxvt::pw
1933 ->new
1934 ->start ($pid)
1935 ->cb (sub {
1936 my ($pw, $exit_status) = @_;
1937 ...
1938 });
1939
1940=over 4
1941
1942=item $pw = new urxvt::pw
1943
1944Create a new process watcher in stopped state.
1945
1946=item $pw = $pw->cb (sub { my ($pw, $exit_status) = @_; ... })
1947
1948Set the callback to be called when the timer triggers.
1949
1950=item $pw = $timer->start ($pid)
1951
1952Tells the wqtcher to start watching for process C<$pid>.
1953
1954=item $pw = $pw->stop
1955
1956Stop the watcher.
1957
1958=back
1959
1718=head1 ENVIRONMENT 1960=head1 ENVIRONMENT
1719 1961
1720=head2 URXVT_PERL_VERBOSITY 1962=head2 URXVT_PERL_VERBOSITY
1721 1963
1722This variable controls the verbosity level of the perl extension. Higher 1964This variable controls the verbosity level of the perl extension. Higher

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