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1<?xml version="1.0" ?>
1<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
2<html xmlns="http://www.w3.org/1999/xhtml"> 3<html xmlns="http://www.w3.org/1999/xhtml">
3<head> 4<head>
4<title>rxvtperl - rxvt-unicode's embedded perl interpreter</title> 5<title>rxvtperl - rxvt-unicode's embedded perl interpreter</title>
6<meta http-equiv="content-type" content="text/html; charset=utf-8" />
5<link rev="made" href="mailto:perl-binary@plan9.de" /> 7<link rev="made" href="mailto:perl-binary@plan9.de" />
6</head> 8</head>
7 9
8<body style="background-color: white"> 10<body style="background-color: white">
9 11
… …
67 rxvt --perl-lib $HOME -pe grab_test</pre> 69 rxvt --perl-lib $HOME -pe grab_test</pre>
68<p> 70<p>
69</p> 71</p>
70<hr /> 72<hr />
71<h1><a name="description">DESCRIPTION</a></h1> 73<h1><a name="description">DESCRIPTION</a></h1>
72<p>Everytime a terminal object gets created, extension scripts specified via 74<p>Every time a terminal object gets created, extension scripts specified via
73the <code>perl</code> resource are loaded and associated with it.</p> 75the <code>perl</code> resource are loaded and associated with it.</p>
74<p>Scripts are compiled in a 'use strict' and 'use utf8' environment, and 76<p>Scripts are compiled in a 'use strict' and 'use utf8' environment, and
75thus must be encoded as UTF-8.</p> 77thus must be encoded as UTF-8.</p>
76<p>Each script will only ever be loaded once, even in rxvtd, where 78<p>Each script will only ever be loaded once, even in rxvtd, where
77scripts will be shared (but not enabled) for all terminals.</p> 79scripts will be shared (but not enabled) for all terminals.</p>
… …
86 rxvt -pe &lt;extensionname&gt;</pre> 88 rxvt -pe &lt;extensionname&gt;</pre>
87<p>Or by adding them to the resource for extensions loaded by default:</p> 89<p>Or by adding them to the resource for extensions loaded by default:</p>
88<pre> 90<pre>
89 URxvt.perl-ext-common: default,automove-background,selection-autotransform</pre> 91 URxvt.perl-ext-common: default,automove-background,selection-autotransform</pre>
90<dl> 92<dl>
91<dt><strong><a name="item_selection">selection (enabled by default)</a></strong><br /> 93<dt><strong><a name="item_selection">selection (enabled by default)</a></strong>
92</dt> 94
93<dd> 95<dd>
94(More) intelligent selection. This extension tries to be more intelligent 96<p>(More) intelligent selection. This extension tries to be more intelligent
95when the user extends selections (double-click and further clicks). Right 97when the user extends selections (double-click and further clicks). Right
96now, it tries to select words, urls and complete shell-quoted 98now, it tries to select words, urls and complete shell-quoted
97arguments, which is very convenient, too, if your <em>ls</em> supports 99arguments, which is very convenient, too, if your <em>ls</em> supports
98<code>--quoting-style=shell</code>. 100<code>--quoting-style=shell</code>.</p>
99</dd> 101</dd>
100<dd> 102<dd>
101<p>A double-click usually selects the word under the cursor, further clicks 103<p>A double-click usually selects the word under the cursor, further clicks
102will enlarge the selection.</p> 104will enlarge the selection.</p>
103</dd> 105</dd>
… …
113 ...</pre> 115 ...</pre>
114</dd> 116</dd>
115<dd> 117<dd>
116<p>The index number (0, 1...) must not have any holes, and each regex must 118<p>The index number (0, 1...) must not have any holes, and each regex must
117contain at least one pair of capturing parentheses, which will be used for 119contain at least one pair of capturing parentheses, which will be used for
118the match. For example, the followign adds a regex that matches everything 120the match. For example, the following adds a regex that matches everything
119between two vertical bars:</p> 121between two vertical bars:</p>
120</dd> 122</dd>
121<dd> 123<dd>
122<pre> 124<pre>
123 URxvt.selection.pattern-0: \\|([^|]+)\\|</pre> 125 URxvt.selection.pattern-0: \\|([^|]+)\\|</pre>
126</dd>
127<dd>
128<p>Another example: Programs I use often output ``absolute path: '' at the
129beginning of a line when they process multiple files. The following
130pattern matches the filename (note, there is a single space at the very
131end):</p>
132</dd>
133<dd>
134<pre>
135 URxvt.selection.pattern-0: ^(/[^:]+):\</pre>
124</dd> 136</dd>
125<dd> 137<dd>
126<p>You can look at the source of the selection extension to see more 138<p>You can look at the source of the selection extension to see more
127interesting uses, such as parsing a line from beginning to end.</p> 139interesting uses, such as parsing a line from beginning to end.</p>
128</dd> 140</dd>
129<dd> 141<dd>
130<p>This extension also offers following bindable keyboard commands:</p> 142<p>This extension also offers following bindable keyboard commands:</p>
131</dd> 143</dd>
132<dl> 144<dl>
133<dt><strong><a name="item_rot13">rot13</a></strong><br /> 145<dt><strong><a name="item_rot13">rot13</a></strong>
134</dt> 146
135<dd> 147<dd>
136Rot-13 the selection when activated. Used via keyboard trigger: 148<p>Rot-13 the selection when activated. Used via keyboard trigger:</p>
137</dd> 149</dd>
138<dd> 150<dd>
139<pre> 151<pre>
140 URxvt.keysym.C-M-r: perl:selection:rot13</pre> 152 URxvt.keysym.C-M-r: perl:selection:rot13</pre>
141</dd> 153</dd>
142<p></p></dl> 154</li>
155</dl>
143<dt><strong><a name="item_popup">option-popup (enabled by default)</a></strong><br /> 156<dt><strong><a name="item_popup">option-popup (enabled by default)</a></strong>
144</dt> 157
145<dd> 158<dd>
146Binds a popup menu to Ctrl-Button2 that lets you toggle (some) options at 159<p>Binds a popup menu to Ctrl-Button2 that lets you toggle (some) options at
147runtime. 160runtime.</p>
161</dd>
148</dd> 162<dd>
149<p></p> 163<p>Other extensions can extend this popup menu by pushing a code reference
164onto <code>@{ $term-</code>{option_popup_hook} }&gt;, which gets called whenever the
165popup is being displayed.</p>
166</dd>
167<dd>
168<p>It's sole argument is the popup menu, which can be modified. It should
169either return nothing or a string, the initial boolean value and a code
170reference. The string will be used as button text and the code reference
171will be called when the toggle changes, with the new boolean value as
172first argument.</p>
173</dd>
174<dd>
175<p>The following will add an entry <code>myoption</code> that changes
176<code>$self-</code>{myoption}&gt;:</p>
177</dd>
178<dd>
179<pre>
180 push @{ $self-&gt;{term}{option_popup_hook} }, sub {
181 (&quot;my option&quot; =&gt; $myoption, sub { $self-&gt;{myoption} = $_[0] })
182 };</pre>
183</dd>
184</li>
150<dt><strong>selection-popup (enabled by default)</strong><br /> 185<dt><strong>selection-popup (enabled by default)</strong>
151</dt> 186
152<dd> 187<dd>
153Binds a popup menu to Ctrl-Button3 that lets you convert the selection 188<p>Binds a popup menu to Ctrl-Button3 that lets you convert the selection
154text into various other formats/action (such as uri unescaping, perl 189text into various other formats/action (such as uri unescaping, perl
155evaluation, web-browser starting etc.), depending on content. 190evaluation, web-browser starting etc.), depending on content.</p>
156</dd> 191</dd>
157<dd> 192<dd>
158<p>Other extensions can extend this popup menu by pushing a code reference 193<p>Other extensions can extend this popup menu by pushing a code reference
159onto <code>@{ $term-</code>{selection_popup_hook} }&gt;, that is called whenever the 194onto <code>@{ $term-</code>{selection_popup_hook} }&gt;, which gets called whenever the
160popup is displayed.</p> 195popup is being displayed.</p>
161</dd> 196</dd>
162<dd> 197<dd>
163<p>It's sole argument is the popup menu, which can be modified. The selection 198<p>It's sole argument is the popup menu, which can be modified. The selection
164is in <code>$_</code>, which can be used to decide wether to add something or not. 199is in <code>$_</code>, which can be used to decide whether to add something or not.
165It should either return nothing or a string and a code reference. The 200It should either return nothing or a string and a code reference. The
166string will be used as button text and the code reference will be called 201string will be used as button text and the code reference will be called
167when the button gets activated and should transform <code>$_</code>.</p> 202when the button gets activated and should transform <code>$_</code>.</p>
168</dd> 203</dd>
169<dd> 204<dd>
… …
176 push @{ $self-&gt;{term}{selection_popup_hook} }, sub { 211 push @{ $self-&gt;{term}{selection_popup_hook} }, sub {
177 /a/ ? (&quot;a to be&quot; =&gt; sub { s/a/b/g } 212 /a/ ? (&quot;a to be&quot; =&gt; sub { s/a/b/g }
178 : () 213 : ()
179 };</pre> 214 };</pre>
180</dd> 215</dd>
181<p></p> 216</li>
182<dt><strong><a name="item_searchable_2dscrollback_3chotkey_3e__28enabled_by_">searchable-scrollback&lt;hotkey&gt; (enabled by default)</a></strong><br /> 217<dt><strong><a name="item_searchable_2dscrollback_3chotkey_3e__28enabled_by_">searchable-scrollback&lt;hotkey&gt; (enabled by default)</a></strong>
183</dt> 218
184<dd> 219<dd>
185Adds regex search functionality to the scrollback buffer, triggered 220<p>Adds regex search functionality to the scrollback buffer, triggered
186by a hotkey (default: <code>M-s</code>). While in search mode, normal terminal 221by a hotkey (default: <code>M-s</code>). While in search mode, normal terminal
187input/output is suspended and a regex is displayed at the bottom of the 222input/output is suspended and a regex is displayed at the bottom of the
188screen. 223screen.</p>
189</dd> 224</dd>
190<dd> 225<dd>
191<p>Inputting characters appends them to the regex and continues incremental 226<p>Inputting characters appends them to the regex and continues incremental
192search. <code>BackSpace</code> removes a character from the regex, <code>Up</code> and <code>Down</code> 227search. <code>BackSpace</code> removes a character from the regex, <code>Up</code> and <code>Down</code>
193search upwards/downwards in the scrollback buffer, <code>End</code> jumps to the 228search upwards/downwards in the scrollback buffer, <code>End</code> jumps to the
194bottom. <code>Escape</code> leaves search mode and returns to the point where search 229bottom. <code>Escape</code> leaves search mode and returns to the point where search
195was started, while <code>Enter</code> or <code>Return</code> stay at the current position and 230was started, while <code>Enter</code> or <code>Return</code> stay at the current position and
196additionally stores the first match in the current line into the primary 231additionally stores the first match in the current line into the primary
197selection.</p> 232selection.</p>
198</dd> 233</dd>
199<p></p> 234<dd>
235<p>The regex defaults to ``(?i)'', resulting in a case-insensitive search. To
236get a case-sensitive search you can delete this prefix using <code>BackSpace</code>
237or simply use an uppercase character which removes the ``(?i)'' prefix.</p>
238</dd>
239<dd>
240<p>See <em>perlre</em> for more info about perl regular expression syntax.</p>
241</dd>
242</li>
243<dt><strong><a name="item_readline">readline (enabled by default)</a></strong>
244
245<dd>
246<p>A support package that tries to make editing with readline easier. At
247the moment, it reacts to clicking shift-left mouse button by trying to
248move the text cursor to this position. It does so by generating as many
249cursor-left or cursor-right keypresses as required (the this only works
250for programs that correctly support wide characters).</p>
251</dd>
252<dd>
253<p>To avoid too many false positives, this is only done when:</p>
254</dd>
255<dl>
256<dt><strong><a name="item__2d_the_tty_is_in_icanon_state_2e">- the tty is in ICANON state.</a></strong>
257
258<dt><strong><a name="item__2d_the_text_cursor_is_visible_2e">- the text cursor is visible.</a></strong>
259
260<dt><strong><a name="item__2d_the_primary_screen_is_currently_being_displaye">- the primary screen is currently being displayed.</a></strong>
261
262<dt><strong><a name="item_same">- the mouse is on the same (multi-row-) line as the text cursor.</a></strong>
263
264</dl>
265<p>The normal selection mechanism isn't disabled, so quick successive clicks
266might interfere with selection creation in harmless ways.</p>
200<dt><strong><a name="item_selection_2dautotransform">selection-autotransform</a></strong><br /> 267<dt><strong><a name="item_selection_2dautotransform">selection-autotransform</a></strong>
201</dt> 268
202<dd> 269<dd>
203This selection allows you to do automatic transforms on a selection 270<p>This selection allows you to do automatic transforms on a selection
204whenever a selection is made. 271whenever a selection is made.</p>
205</dd> 272</dd>
206<dd> 273<dd>
207<p>It works by specifying perl snippets (most useful is a single <code>s///</code> 274<p>It works by specifying perl snippets (most useful is a single <code>s///</code>
208operator) that modify <code>$_</code> as resources:</p> 275operator) that modify <code>$_</code> as resources:</p>
209</dd> 276</dd>
… …
245<dd> 312<dd>
246<p>The first line tells the selection code to treat the unchanging part of 313<p>The first line tells the selection code to treat the unchanging part of
247every error message as a selection pattern, and the second line transforms 314every error message as a selection pattern, and the second line transforms
248the message into vi commands to load the file.</p> 315the message into vi commands to load the file.</p>
249</dd> 316</dd>
250<p></p> 317</li>
251<dt><strong><a name="item_readline">readline</a></strong><br />
252</dt>
253<dd>
254A support package that tries to make editing with readline easier. At the
255moment, it reacts to clicking with the left mouse button by trying to
256move the text cursor to this position. It does so by generating as many
257cursor-left or cursor-right keypresses as required (the this only works
258for programs that correctly support wide characters).
259</dd>
260<dd>
261<p>It only works when clicking into the same line (possibly extended over
262multiple rows) as the text cursor and on the primary screen, to reduce the
263risk of misinterpreting. The normal selection isn't disabled, so quick
264successive clicks might interfere with selection creation in harmless
265ways.</p>
266</dd>
267<p></p>
268<dt><strong><a name="item_tabbed">tabbed</a></strong><br /> 318<dt><strong><a name="item_tabbed">tabbed</a></strong>
269</dt> 319
270<dd> 320<dd>
271This transforms the terminal into a tabbar with additional terminals, that 321<p>This transforms the terminal into a tabbar with additional terminals, that
272is, it implements what is commonly refered to as ``tabbed terminal''. The topmost line 322is, it implements what is commonly referred to as ``tabbed terminal''. The topmost line
273displays a ``[NEW]'' button, which, when clicked, will add a new tab, followed by one 323displays a ``[NEW]'' button, which, when clicked, will add a new tab, followed by one
274button per tab. 324button per tab.</p>
275</dd> 325</dd>
276<dd> 326<dd>
277<p>Clicking a button will activate that tab. Pressing <strong>Shift-Left</strong> and 327<p>Clicking a button will activate that tab. Pressing <strong>Shift-Left</strong> and
278<strong>Shift-Right</strong> will switch to the tab left or right of the current one, 328<strong>Shift-Right</strong> will switch to the tab left or right of the current one,
279while <strong>Shift-Down</strong> creates a new tab.</p> 329while <strong>Shift-Down</strong> creates a new tab.</p>
280</dd> 330</dd>
281<p></p> 331<dd>
282<dt><strong><a name="item_mark_2durls">mark-urls</a></strong><br /> 332<p>The tabbar itself can be configured similarly to a normal terminal, but
283</dt> 333with a resource class of <code>URxvt.tabbed</code>. In addition, it supports the
334following four resources (shown with defaults):</p>
284<dd> 335</dd>
336<dd>
337<pre>
338 URxvt.tabbed.tabbar-fg: &lt;colour-index, default 3&gt;
339 URxvt.tabbed.tabbar-bg: &lt;colour-index, default 0&gt;
340 URxvt.tabbed.tab-fg: &lt;colour-index, default 0&gt;
341 URxvt.tabbed.tab-bg: &lt;colour-index, default 1&gt;</pre>
342</dd>
343<dd>
344<p>See <em>COLOR AND GRAPHICS</em> in the <code>rxvt(1)</code> manpage for valid
345indices.</p>
346</dd>
347</li>
348<dt><strong><a name="item_matcher">matcher</a></strong>
349
350<dd>
285Uses per-line display filtering (<code>on_line_update</code>) to underline urls and 351<p>Uses per-line display filtering (<code>on_line_update</code>) to underline text
286make them clickable. When middle-clicked, the program specified in the 352matching a certain pattern and make it clickable. When clicked with the
353mouse button specified in the <code>matcher.button</code> resource (default 2, or
354middle), the program specified in the <code>matcher.launcher</code> resource
287resource <code>urlLauncher</code> (default <code>x-www-browser</code>) will be started with 355(default, the <code>urlLauncher</code> resource, <code>sensible-browser</code>) will be started
288the URL as first argument. 356with the matched text as first argument. The default configuration is
357suitable for matching URLs and launching a web browser, like the
358former ``mark-urls'' extension.</p>
359</dd>
289</dd> 360<dd>
290<p></p> 361<p>The default pattern to match URLs can be overridden with the
362<code>matcher.pattern.0</code> resource, and additional patterns can be specified
363with numbered patterns, in a manner similar to the ``selection'' extension.
364The launcher can also be overridden on a per-pattern basis.</p>
365</dd>
366<dd>
367<p>Example configuration:</p>
368</dd>
369<dd>
370<pre>
371 URxvt.perl-ext: default,matcher
372 URxvt.urlLauncher: sensible-browser
373 URxvt.matcher.button: 1
374 URxvt.matcher.pattern.1: \\bwww\\.[\\w-]+\\.[\\w./?&amp;@#-]*[\\w/-]
375 URxvt.matcher.pattern.2: \\B(/\\S+?):(\\d+)(?=:|$)
376 URxvt.matcher.launcher.2: gvim +$2 $1</pre>
377</dd>
378</li>
379<dt><strong><a name="item_xim_2donthespot">xim-onthespot</a></strong>
380
381<dd>
382<p>This (experimental) perl extension implements OnTheSpot editing. It does
383not work perfectly, and some input methods don't seem to work well with
384OnTheSpot editing in general, but it seems to work at leats for SCIM and
385kinput2.</p>
386</dd>
387<dd>
388<p>You enable it by specifying this extension and a preedit style of
389<code>OnTheSpot</code>, i.e.:</p>
390</dd>
391<dd>
392<pre>
393 rxvt -pt OnTheSpot -pe xim-onthespot</pre>
394</dd>
395</li>
396<dt><strong><a name="item_kuake_3chotkey_3e">kuake&lt;hotkey&gt;</a></strong>
397
398<dd>
399<p>A very primitive quake-console-like extension. It was inspired by a
400description of how the programs <code>kuake</code> and <code>yakuake</code> work: Whenever the
401user presses a global accelerator key (by default <code>F10</code>), the terminal
402will show or hide itself. Another press of the accelerator key will hide
403or show it again.</p>
404</dd>
405<dd>
406<p>Initially, the window will not be shown when using this extension.</p>
407</dd>
408<dd>
409<p>This is useful if you need a single terminal thats not using any desktop
410space most of the time but is quickly available at the press of a key.</p>
411</dd>
412<dd>
413<p>The accelerator key is grabbed regardless of any modifiers, so this
414extension will actually grab a physical key just for this function.</p>
415</dd>
416<dd>
417<p>If you want a quake-like animation, tell your window manager to do so
418(fvwm can do it).</p>
419</dd>
420</li>
291<dt><strong><a name="item_automove_2dbackground">automove-background</a></strong><br /> 421<dt><strong><a name="item_automove_2dbackground">automove-background</a></strong>
292</dt> 422
293<dd> 423<dd>
294This is basically a one-line extension that dynamically changes the background pixmap offset 424<p>This is basically a very small extension that dynamically changes the
295to the window position, in effect creating the same effect as pseudo transparency with 425background pixmap offset to the window position, in effect creating the
296a custom pixmap. No scaling is supported in this mode. Exmaple: 426same effect as pseudo transparency with a custom pixmap. No scaling is
427supported in this mode. Example:</p>
297</dd> 428</dd>
298<dd> 429<dd>
299<pre> 430<pre>
300 rxvt -pixmap background.xpm -pe automove-background</pre> 431 rxvt -pixmap background.xpm -pe automove-background</pre>
301</dd> 432</dd>
302<p></p> 433</li>
303<dt><strong><a name="item_block_2dgraphics_2dto_2dascii">block-graphics-to-ascii</a></strong><br /> 434<dt><strong><a name="item_block_2dgraphics_2dto_2dascii">block-graphics-to-ascii</a></strong>
304</dt> 435
305<dd> 436<dd>
306A not very useful example of filtering all text output to the terminal, 437<p>A not very useful example of filtering all text output to the terminal
307by replacing all line-drawing characters (U+2500 .. U+259F) by a 438by replacing all line-drawing characters (U+2500 .. U+259F) by a
308similar-looking ascii character. 439similar-looking ascii character.</p>
309</dd> 440</dd>
310<p></p> 441</li>
311<dt><strong><a name="item_digital_2dclock">digital-clock</a></strong><br /> 442<dt><strong><a name="item_digital_2dclock">digital-clock</a></strong>
312</dt> 443
313<dd> 444<dd>
314Displays a digital clock using the built-in overlay. 445<p>Displays a digital clock using the built-in overlay.</p>
315</dd>
316<p></p>
317<dt><strong><a name="item_example_2drefresh_2dhooks">example-refresh-hooks</a></strong><br />
318</dt>
319<dd> 446</dd>
320Displays a very simple digital clock in the upper right corner of the 447</li>
321window. Illustrates overwriting the refresh callbacks to create your own 448<dt><strong><a name="item_remote_2dclipboard">remote-clipboard</a></strong>
322overlays or changes. 449
323</dd> 450<dd>
324<p></p> 451<p>Somewhat of a misnomer, this extension adds two menu entries to the
452selection popup that allows one ti run external commands to store the
453selection somewhere and fetch it again.</p>
454</dd>
455<dd>
456<p>We use it to implement a ``distributed selection mechanism'', which just
457means that one command uploads the file to a remote server, and another
458reads it.</p>
459</dd>
460<dd>
461<p>The commands can be set using the <code>URxvt.remote-selection.store</code> and
462<code>URxvt.remote-selection.fetch</code> resources. The first should read the
463selection to store from STDIN (always in UTF-8), the second should provide
464the selection data on STDOUT (also in UTF-8).</p>
465</dd>
466<dd>
467<p>The defaults (which are likely useless to you) use rsh and cat:</p>
468</dd>
469<dd>
470<pre>
471 URxvt.remote-selection.store: rsh ruth 'cat &gt;/tmp/distributed-selection'
472 URxvt.remote-selection.fetch: rsh ruth 'cat /tmp/distributed-selection'</pre>
473</dd>
474</li>
325<dt><strong><a name="item_selection_2dpastebin">selection-pastebin</a></strong><br /> 475<dt><strong><a name="item_selection_2dpastebin">selection-pastebin</a></strong>
326</dt> 476
327<dd> 477<dd>
328This is a little rarely useful extension that Uploads the selection as 478<p>This is a little rarely useful extension that Uploads the selection as
329textfile to a remote site (or does other things). (The implementation is 479textfile to a remote site (or does other things). (The implementation is
330not currently secure for use in a multiuser environment as it writes to 480not currently secure for use in a multiuser environment as it writes to
331<em>/tmp</em> directly.). 481<em>/tmp</em> directly.).</p>
332</dd> 482</dd>
333<dd> 483<dd>
334<p>It listens to the <code>selection-pastebin:remote-pastebin</code> keyboard command, 484<p>It listens to the <code>selection-pastebin:remote-pastebin</code> keyboard command,
335i.e.</p> 485i.e.</p>
336</dd> 486</dd>
… …
361</dd> 511</dd>
362<dd> 512<dd>
363<pre> 513<pre>
364 URxvt.selection-pastebin.url: <a href="http://www.ta-sa.org/files/txt/%">http://www.ta-sa.org/files/txt/%</a></pre> 514 URxvt.selection-pastebin.url: <a href="http://www.ta-sa.org/files/txt/%">http://www.ta-sa.org/files/txt/%</a></pre>
365</dd> 515</dd>
366<p></p></dl> 516<dd>
517<p><em>Note to xrdb users:</em> xrdb uses the C preprocessor, which might interpret
518the double <code>/</code> characters as comment start. Use <code>\057\057</code> instead,
519which works regardless of wether xrdb is used to parse the resource file
520or not.</p>
521</dd>
522</li>
523<dt><strong><a name="item_example_2drefresh_2dhooks">example-refresh-hooks</a></strong>
524
525<dd>
526<p>Displays a very simple digital clock in the upper right corner of the
527window. Illustrates overwriting the refresh callbacks to create your own
528overlays or changes.</p>
529</dd>
530</li>
531</dl>
367<p> 532<p>
368</p> 533</p>
369<hr /> 534<hr />
370<h1><a name="api_documentation">API DOCUMENTATION</a></h1> 535<h1><a name="api_documentation">API DOCUMENTATION</a></h1>
371<p> 536<p>
… …
381the like inside the terminal object so they get destroyed as soon as the 546the like inside the terminal object so they get destroyed as soon as the
382terminal is destroyed.</p> 547terminal is destroyed.</p>
383<p>Argument names also often indicate the type of a parameter. Here are some 548<p>Argument names also often indicate the type of a parameter. Here are some
384hints on what they mean:</p> 549hints on what they mean:</p>
385<dl> 550<dl>
386<dt><strong><a name="item__24text">$text</a></strong><br /> 551<dt><strong><a name="item__text">$text</a></strong>
387</dt> 552
388<dd> 553<dd>
389Rxvt-unicodes special way of encoding text, where one ``unicode'' character 554<p>Rxvt-unicodes special way of encoding text, where one ``unicode'' character
390always represents one screen cell. See <a href="#item_row_t">ROW_t</a> for a discussion of this format. 555always represents one screen cell. See <a href="#item_row_t">ROW_t</a> for a discussion of this format.</p>
391</dd> 556</dd>
392<p></p> 557</li>
393<dt><strong><a name="item__24string">$string</a></strong><br /> 558<dt><strong><a name="item__string">$string</a></strong>
394</dt> 559
395<dd> 560<dd>
396A perl text string, with an emphasis on <em>text</em>. It can store all unicode 561<p>A perl text string, with an emphasis on <em>text</em>. It can store all unicode
397characters and is to be distinguished with text encoded in a specific 562characters and is to be distinguished with text encoded in a specific
398encoding (often locale-specific) and binary data. 563encoding (often locale-specific) and binary data.</p>
399</dd> 564</dd>
400<p></p> 565</li>
401<dt><strong><a name="item__24octets">$octets</a></strong><br /> 566<dt><strong><a name="item__octets">$octets</a></strong>
402</dt> 567
403<dd> 568<dd>
404Either binary data or - more common - a text string encoded in a 569<p>Either binary data or - more common - a text string encoded in a
405locale-specific way. 570locale-specific way.</p>
571</dd>
572</li>
406</dd> 573</dl>
407<p></p></dl>
408<p> 574<p>
409</p> 575</p>
410<h2><a name="extension_objects">Extension Objects</a></h2> 576<h2><a name="extension_objects">Extension Objects</a></h2>
411<p>Very perl extension is a perl class. A separate perl object is created 577<p>Every perl extension is a perl class. A separate perl object is created
412for each terminal and each extension and passed as the first parameter to 578for each terminal, and each terminal has its own set of extenion objects,
413hooks. So extensions can use their <code>$self</code> object without having to think 579which are passed as the first parameter to hooks. So extensions can use
414about other extensions, with the exception of methods and members that 580their <code>$self</code> object without having to think about clashes with other
581extensions or other terminals, with the exception of methods and members
415begin with an underscore character <code>_</code>: these are reserved for internal 582that begin with an underscore character <code>_</code>: these are reserved for
416use.</p> 583internal use.</p>
417<p>Although it isn't a <code>urxvt::term</code> object, you can call all methods of the 584<p>Although it isn't a <code>urxvt::term</code> object, you can call all methods of the
418<code>urxvt::term</code> class on this object.</p> 585<code>urxvt::term</code> class on this object.</p>
419<p>It has the following methods and data members:</p> 586<p>It has the following methods and data members:</p>
420<dl> 587<dl>
421<dt><strong><a name="item__24urxvt_term__3d__24self_2d_3e_7bterm_7d">$urxvt_term = $self-&gt;{term}</a></strong><br /> 588<dt><strong><a name="item__urxvt_term">$urxvt_term = $self-&gt;{term}</a></strong>
422</dt> 589
423<dd> 590<dd>
424Returns the <code>urxvt::term</code> object associated with this instance of the 591<p>Returns the <code>urxvt::term</code> object associated with this instance of the
425extension. This member <em>must not</em> be changed in any way. 592extension. This member <em>must not</em> be changed in any way.</p>
426</dd> 593</dd>
427<p></p> 594</li>
428<dt><strong><a name="item_enable">$self-&gt;enable ($hook_name =&gt; $cb, [$hook_name =&gt; $cb..])</a></strong><br /> 595<dt><strong><a name="item_enable">$self-&gt;enable ($hook_name =&gt; $cb, [$hook_name =&gt; $cb..])</a></strong>
429</dt> 596
430<dd> 597<dd>
431Dynamically enable the given hooks (named without the <code>on_</code> prefix) for 598<p>Dynamically enable the given hooks (named without the <code>on_</code> prefix) for
432this extension, replacing any previous hook. This is useful when you want 599this extension, replacing any previous hook. This is useful when you want
433to overwrite time-critical hooks only temporarily. 600to overwrite time-critical hooks only temporarily.</p>
434</dd> 601</dd>
435<p></p> 602</li>
436<dt><strong><a name="item_disable">$self-&gt;disable ($hook_name[, $hook_name..])</a></strong><br /> 603<dt><strong><a name="item_disable">$self-&gt;disable ($hook_name[, $hook_name..])</a></strong>
437</dt> 604
438<dd> 605<dd>
439Dynamically disable the given hooks. 606<p>Dynamically disable the given hooks.</p>
607</dd>
608</li>
440</dd> 609</dl>
441<p></p></dl>
442<p> 610<p>
443</p> 611</p>
444<h2><a name="hooks">Hooks</a></h2> 612<h2><a name="hooks">Hooks</a></h2>
445<p>The following subroutines can be declared in extension files, and will be 613<p>The following subroutines can be declared in extension files, and will be
446called whenever the relevant event happens.</p> 614called whenever the relevant event happens.</p>
447<p>The first argument passed to them is an extension oject as described in 615<p>The first argument passed to them is an extension object as described in
448the in the <code>Extension Objects</code> section.</p> 616the in the <code>Extension Objects</code> section.</p>
449<p><strong>All</strong> of these hooks must return a boolean value. If any of the called 617<p><strong>All</strong> of these hooks must return a boolean value. If any of the called
450hooks returns true, then the event counts as being <em>consumed</em>, and the 618hooks returns true, then the event counts as being <em>consumed</em>, and the
451relevant action might not be carried out by the C++ code.</p> 619relevant action might not be carried out by the C++ code.</p>
452<p><em>When in doubt, return a false value (preferably <code>()</code>). </em>&gt;</p> 620<p><em>When in doubt, return a false value (preferably <code>()</code>). </em>&gt;</p>
453<dl> 621<dl>
454<dt><strong><a name="item_on_init__24term">on_init $term</a></strong><br /> 622<dt><strong><a name="item_on_init__24term">on_init $term</a></strong>
455</dt> 623
456<dd> 624<dd>
457Called after a new terminal object has been initialized, but before 625<p>Called after a new terminal object has been initialized, but before
458windows are created or the command gets run. Most methods are unsafe to 626windows are created or the command gets run. Most methods are unsafe to
459call or deliver senseless data, as terminal size and other characteristics 627call or deliver senseless data, as terminal size and other characteristics
460have not yet been determined. You can safely query and change resources 628have not yet been determined. You can safely query and change resources
461and options, though. For many purposes the <code>on_start</code> hook is a better 629and options, though. For many purposes the <code>on_start</code> hook is a better
462place. 630place.</p>
463</dd> 631</dd>
464<p></p> 632</li>
465<dt><strong><a name="item_on_start__24term">on_start $term</a></strong><br /> 633<dt><strong><a name="item_on_start__24term">on_start $term</a></strong>
466</dt> 634
467<dd> 635<dd>
468Called at the very end of initialisation of a new terminal, just before 636<p>Called at the very end of initialisation of a new terminal, just before
469trying to map (display) the toplevel and returning to the mainloop. 637trying to map (display) the toplevel and returning to the main loop.</p>
470</dd> 638</dd>
471<p></p> 639</li>
472<dt><strong><a name="item_on_destroy__24term">on_destroy $term</a></strong><br /> 640<dt><strong><a name="item_on_destroy__24term">on_destroy $term</a></strong>
473</dt> 641
474<dd>
475Called whenever something tries to destroy terminal, before doing anything
476yet. If this hook returns true, then destruction is skipped, but this is
477rarely a good idea.
478</dd> 642<dd>
479<p></p> 643<p>Called whenever something tries to destroy terminal, when the terminal is
644still fully functional (not for long, though).</p>
645</dd>
646</li>
480<dt><strong><a name="item_on_reset__24term">on_reset $term</a></strong><br /> 647<dt><strong><a name="item_on_reset__24term">on_reset $term</a></strong>
481</dt> 648
482<dd> 649<dd>
483Called after the screen is ``reset'' for any reason, such as resizing or 650<p>Called after the screen is ``reset'' for any reason, such as resizing or
484control sequences. Here is where you can react on changes to size-related 651control sequences. Here is where you can react on changes to size-related
485variables. 652variables.</p>
486</dd> 653</dd>
487<p></p> 654</li>
488<dt><strong><a name="item_on_child_start__24term_2c__24pid">on_child_start $term, $pid</a></strong><br /> 655<dt><strong><a name="item_on_child_start__24term_2c__24pid">on_child_start $term, $pid</a></strong>
489</dt> 656
490<dd> 657<dd>
491Called just after the child process has been <code>fork</code>ed. 658<p>Called just after the child process has been <code>fork</code>ed.</p>
492</dd> 659</dd>
493<p></p> 660</li>
494<dt><strong><a name="item_on_child_exit__24term_2c__24status">on_child_exit $term, $status</a></strong><br /> 661<dt><strong><a name="item_on_child_exit__24term_2c__24status">on_child_exit $term, $status</a></strong>
495</dt> 662
496<dd> 663<dd>
497Called just after the child process has exited. <code>$status</code> is the status 664<p>Called just after the child process has exited. <code>$status</code> is the status
498from <code>waitpid</code>. 665from <code>waitpid</code>.</p>
499</dd> 666</dd>
500<p></p> 667</li>
501<dt><strong><a name="item_on_sel_make__24term_2c__24eventtime">on_sel_make $term, $eventtime</a></strong><br /> 668<dt><strong><a name="item_on_sel_make__24term_2c__24eventtime">on_sel_make $term, $eventtime</a></strong>
502</dt> 669
503<dd> 670<dd>
504Called whenever a selection has been made by the user, but before the 671<p>Called whenever a selection has been made by the user, but before the
505selection text is copied, so changes to the beginning, end or type of the 672selection text is copied, so changes to the beginning, end or type of the
506selection will be honored. 673selection will be honored.</p>
507</dd> 674</dd>
508<dd> 675<dd>
509<p>Returning a true value aborts selection making by urxvt, in which case you 676<p>Returning a true value aborts selection making by urxvt, in which case you
510have to make a selection yourself by calling <a href="#item_selection_grab"><code>$term-&gt;selection_grab</code></a>.</p> 677have to make a selection yourself by calling <a href="#item_selection_grab"><code>$term-&gt;selection_grab</code></a>.</p>
511</dd> 678</dd>
512<p></p> 679</li>
513<dt><strong><a name="item_on_sel_grab__24term_2c__24eventtime">on_sel_grab $term, $eventtime</a></strong><br /> 680<dt><strong><a name="item_on_sel_grab__24term_2c__24eventtime">on_sel_grab $term, $eventtime</a></strong>
514</dt> 681
515<dd> 682<dd>
516Called whenever a selection has been copied, but before the selection is 683<p>Called whenever a selection has been copied, but before the selection is
517requested from the server. The selection text can be queried and changed 684requested from the server. The selection text can be queried and changed
518by calling <a href="#item_selection"><code>$term-&gt;selection</code></a>. 685by calling <a href="#item_selection"><code>$term-&gt;selection</code></a>.</p>
519</dd>
520<dd> 686</dd>
687<dd>
521<p>Returning a true value aborts selection grabbing. It will still be hilighted.</p> 688<p>Returning a true value aborts selection grabbing. It will still be highlighted.</p>
522</dd> 689</dd>
523<p></p> 690</li>
524<dt><strong><a name="item_on_sel_extend__24term">on_sel_extend $term</a></strong><br /> 691<dt><strong><a name="item_on_sel_extend__24term">on_sel_extend $term</a></strong>
525</dt> 692
526<dd> 693<dd>
527Called whenever the user tries to extend the selection (e.g. with a double 694<p>Called whenever the user tries to extend the selection (e.g. with a double
528click) and is either supposed to return false (normal operation), or 695click) and is either supposed to return false (normal operation), or
529should extend the selection itelf and return true to suppress the built-in 696should extend the selection itself and return true to suppress the built-in
530processing. This can happen multiple times, as long as the callback 697processing. This can happen multiple times, as long as the callback
531returns true, it will be called on every further click by the user and is 698returns true, it will be called on every further click by the user and is
532supposed to enlarge the selection more and more, if possible. 699supposed to enlarge the selection more and more, if possible.</p>
533</dd> 700</dd>
534<dd> 701<dd>
535<p>See the <em>selection</em> example extension.</p> 702<p>See the <em>selection</em> example extension.</p>
536</dd> 703</dd>
537<p></p> 704</li>
538<dt><strong><a name="item_on_view_change__24term_2c__24offset">on_view_change $term, $offset</a></strong><br /> 705<dt><strong><a name="item_on_view_change__24term_2c__24offset">on_view_change $term, $offset</a></strong>
539</dt> 706
540<dd> 707<dd>
541Called whenever the view offset changes, i..e the user or program 708<p>Called whenever the view offset changes, i.e. the user or program
542scrolls. Offset <code>0</code> means display the normal terminal, positive values 709scrolls. Offset <code>0</code> means display the normal terminal, positive values
543show this many lines of scrollback. 710show this many lines of scrollback.</p>
544</dd> 711</dd>
545<p></p> 712</li>
546<dt><strong><a name="item_on_scroll_back__24term_2c__24lines_2c__24saved">on_scroll_back $term, $lines, $saved</a></strong><br /> 713<dt><strong><a name="item_on_scroll_back__24term_2c__24lines_2c__24saved">on_scroll_back $term, $lines, $saved</a></strong>
547</dt> 714
548<dd> 715<dd>
549Called whenever lines scroll out of the terminal area into the scrollback 716<p>Called whenever lines scroll out of the terminal area into the scrollback
550buffer. <code>$lines</code> is the number of lines scrolled out and may be larger 717buffer. <code>$lines</code> is the number of lines scrolled out and may be larger
551than the scroll back buffer or the terminal. 718than the scroll back buffer or the terminal.</p>
552</dd> 719</dd>
553<dd> 720<dd>
554<p>It is called before lines are scrolled out (so rows 0 .. min ($lines - 1, 721<p>It is called before lines are scrolled out (so rows 0 .. min ($lines - 1,
555$nrow - 1) represent the lines to be scrolled out). <code>$saved</code> is the total 722$nrow - 1) represent the lines to be scrolled out). <code>$saved</code> is the total
556number of lines that will be in the scrollback buffer.</p> 723number of lines that will be in the scrollback buffer.</p>
557</dd> 724</dd>
558<p></p> 725</li>
726<dt><strong><a name="item_on_osc_seq__24term_2c__24op_2c__24args">on_osc_seq $term, $op, $args</a></strong>
727
728<dd>
729<p>Called on every OSC sequence and can be used to suppress it or modify its
730behaviour. The default should be to return an empty list. A true value
731suppresses execution of the request completely. Make sure you don't get
732confused by recursive invocations when you output an osc sequence within
733this callback.</p>
734</dd>
735<dd>
736<p><code>on_osc_seq_perl</code> should be used for new behaviour.</p>
737</dd>
738</li>
559<dt><strong><a name="item_on_osc_seq__24term_2c__24string">on_osc_seq $term, $string</a></strong><br /> 739<dt><strong><a name="item_on_osc_seq_perl__24term_2c__24string">on_osc_seq_perl $term, $string</a></strong>
560</dt> 740
561<dd> 741<dd>
562Called whenever the <strong>ESC ] 777 ; string ST</strong> command sequence (OSC = 742<p>Called whenever the <strong>ESC ] 777 ; string ST</strong> command sequence (OSC =
563operating system command) is processed. Cursor position and other state 743operating system command) is processed. Cursor position and other state
564information is up-to-date when this happens. For interoperability, the 744information is up-to-date when this happens. For interoperability, the
565string should start with the extension name and a colon, to distinguish 745string should start with the extension name and a colon, to distinguish
566it from commands for other extensions, and this might be enforced in the 746it from commands for other extensions, and this might be enforced in the
567future. 747future.</p>
568</dd> 748</dd>
569<dd> 749<dd>
570<p>Be careful not ever to trust (in a security sense) the data you receive, 750<p>Be careful not ever to trust (in a security sense) the data you receive,
571as its source can not easily be controleld (e-mail content, messages from 751as its source can not easily be controlled (e-mail content, messages from
572other users on the same system etc.).</p> 752other users on the same system etc.).</p>
573</dd> 753</dd>
574<p></p> 754</li>
575<dt><strong><a name="item_on_add_lines__24term_2c__24string">on_add_lines $term, $string</a></strong><br /> 755<dt><strong><a name="item_on_add_lines__24term_2c__24string">on_add_lines $term, $string</a></strong>
576</dt> 756
577<dd> 757<dd>
578Called whenever text is about to be output, with the text as argument. You 758<p>Called whenever text is about to be output, with the text as argument. You
579can filter/change and output the text yourself by returning a true value 759can filter/change and output the text yourself by returning a true value
580and calling <a href="#item_scr_add_lines"><code>$term-&gt;scr_add_lines</code></a> yourself. Please note that this 760and calling <a href="#item_scr_add_lines"><code>$term-&gt;scr_add_lines</code></a> yourself. Please note that this
581might be very slow, however, as your hook is called for <strong>all</strong> text being 761might be very slow, however, as your hook is called for <strong>all</strong> text being
582output. 762output.</p>
583</dd> 763</dd>
584<p></p> 764</li>
585<dt><strong><a name="item_on_tt_write__24term_2c__24octets">on_tt_write $term, $octets</a></strong><br /> 765<dt><strong><a name="item_on_tt_write__24term_2c__24octets">on_tt_write $term, $octets</a></strong>
586</dt> 766
587<dd> 767<dd>
588Called whenever some data is written to the tty/pty and can be used to 768<p>Called whenever some data is written to the tty/pty and can be used to
589suppress or filter tty input. 769suppress or filter tty input.</p>
590</dd> 770</dd>
591<p></p> 771</li>
592<dt><strong><a name="item_on_line_update__24term_2c__24row">on_line_update $term, $row</a></strong><br /> 772<dt><strong><a name="item_on_line_update__24term_2c__24row">on_line_update $term, $row</a></strong>
593</dt> 773
594<dd> 774<dd>
595Called whenever a line was updated or changed. Can be used to filter 775<p>Called whenever a line was updated or changed. Can be used to filter
596screen output (e.g. underline urls or other useless stuff). Only lines 776screen output (e.g. underline urls or other useless stuff). Only lines
597that are being shown will be filtered, and, due to performance reasons, 777that are being shown will be filtered, and, due to performance reasons,
598not always immediately. 778not always immediately.</p>
599</dd> 779</dd>
600<dd> 780<dd>
601<p>The row number is always the topmost row of the line if the line spans 781<p>The row number is always the topmost row of the line if the line spans
602multiple rows.</p> 782multiple rows.</p>
603</dd> 783</dd>
604<dd> 784<dd>
605<p>Please note that, if you change the line, then the hook might get called 785<p>Please note that, if you change the line, then the hook might get called
606later with the already-modified line (e.g. if unrelated parts change), so 786later with the already-modified line (e.g. if unrelated parts change), so
607you cannot just toggle rendition bits, but only set them.</p> 787you cannot just toggle rendition bits, but only set them.</p>
608</dd> 788</dd>
609<p></p> 789</li>
610<dt><strong><a name="item_on_refresh_begin__24term">on_refresh_begin $term</a></strong><br /> 790<dt><strong><a name="item_on_refresh_begin__24term">on_refresh_begin $term</a></strong>
611</dt> 791
612<dd> 792<dd>
613Called just before the screen gets redrawn. Can be used for overlay 793<p>Called just before the screen gets redrawn. Can be used for overlay
614or similar effects by modify terminal contents in refresh_begin, and 794or similar effects by modify terminal contents in refresh_begin, and
615restoring them in refresh_end. The built-in overlay and selection display 795restoring them in refresh_end. The built-in overlay and selection display
616code is run after this hook, and takes precedence. 796code is run after this hook, and takes precedence.</p>
617</dd> 797</dd>
618<p></p> 798</li>
619<dt><strong><a name="item_on_refresh_end__24term">on_refresh_end $term</a></strong><br /> 799<dt><strong><a name="item_on_refresh_end__24term">on_refresh_end $term</a></strong>
620</dt> 800
621<dd> 801<dd>
622Called just after the screen gets redrawn. See <code>on_refresh_begin</code>. 802<p>Called just after the screen gets redrawn. See <code>on_refresh_begin</code>.</p>
623</dd> 803</dd>
624<p></p> 804</li>
625<dt><strong><a name="item_on_keyboard_command__24term_2c__24string">on_keyboard_command $term, $string</a></strong><br /> 805<dt><strong><a name="item_on_user_command__24term_2c__24string">on_user_command $term, $string</a></strong>
626</dt> 806
627<dd> 807<dd>
628Called whenever the user presses a key combination that has a 808<p>Called whenever a user-configured event is being activated (e.g. via
629<code>perl:string</code> action bound to it (see description of the <strong>keysym</strong> 809a <code>perl:string</code> action bound to a key, see description of the <strong>keysym</strong>
630resource in the <code>rxvt(1)</code> manpage). 810resource in the <code>rxvt(1)</code> manpage).</p>
811</dd>
631</dd> 812<dd>
632<p></p> 813<p>The event is simply the action string. This interface is assumed to change
814slightly in the future.</p>
815</dd>
816</li>
817<dt><strong><a name="item_on_resize_all_windows__24tern_2c__24new_width_2c__">on_resize_all_windows $tern, $new_width, $new_height</a></strong>
818
819<dd>
820<p>Called just after the new window size has been calculated, but before
821windows are actually being resized or hints are being set. If this hook
822returns TRUE, setting of the window hints is being skipped.</p>
823</dd>
824</li>
633<dt><strong><a name="item_on_x_event__24term_2c__24event">on_x_event $term, $event</a></strong><br /> 825<dt><strong><a name="item_on_x_event__24term_2c__24event">on_x_event $term, $event</a></strong>
634</dt> 826
635<dd> 827<dd>
636Called on every X event received on the vt window (and possibly other 828<p>Called on every X event received on the vt window (and possibly other
637windows). Should only be used as a last resort. Most event structure 829windows). Should only be used as a last resort. Most event structure
638members are not passed. 830members are not passed.</p>
831</dd>
832</li>
833<dt><strong><a name="item_on_root_event__24term_2c__24event">on_root_event $term, $event</a></strong>
834
639</dd> 835<dd>
640<p></p> 836<p>Like <code>on_x_event</code>, but is called for events on the root window.</p>
837</dd>
838</li>
641<dt><strong><a name="item_on_focus_in__24term">on_focus_in $term</a></strong><br /> 839<dt><strong><a name="item_on_focus_in__24term">on_focus_in $term</a></strong>
642</dt> 840
643<dd> 841<dd>
644Called whenever the window gets the keyboard focus, before rxvt-unicode 842<p>Called whenever the window gets the keyboard focus, before rxvt-unicode
645does focus in processing. 843does focus in processing.</p>
646</dd> 844</dd>
647<p></p> 845</li>
648<dt><strong><a name="item_on_focus_out__24term">on_focus_out $term</a></strong><br /> 846<dt><strong><a name="item_on_focus_out__24term">on_focus_out $term</a></strong>
649</dt> 847
650<dd> 848<dd>
651Called wheneever the window loses keyboard focus, before rxvt-unicode does 849<p>Called whenever the window loses keyboard focus, before rxvt-unicode does
652focus out processing. 850focus out processing.</p>
653</dd> 851</dd>
654<p></p> 852</li>
655<dt><strong><a name="item_on_configure_notify__24term_2c__24event">on_configure_notify $term, $event</a></strong><br /> 853<dt><strong><a name="item_on_configure_notify__24term_2c__24event">on_configure_notify $term, $event</a></strong>
656</dt> 854
657<dt><strong><a name="item_on_property_notify__24term_2c__24event">on_property_notify $term, $event</a></strong><br /> 855<dt><strong><a name="item_on_property_notify__24term_2c__24event">on_property_notify $term, $event</a></strong>
658</dt> 856
659<dt><strong><a name="item_on_key_press__24term_2c__24event_2c__24keysym_2c__">on_key_press $term, $event, $keysym, $octets</a></strong><br /> 857<dt><strong><a name="item_on_key_press__24term_2c__24event_2c__24keysym_2c__">on_key_press $term, $event, $keysym, $octets</a></strong>
660</dt> 858
661<dt><strong><a name="item_on_key_release__24term_2c__24event_2c__24keysym">on_key_release $term, $event, $keysym</a></strong><br /> 859<dt><strong><a name="item_on_key_release__24term_2c__24event_2c__24keysym">on_key_release $term, $event, $keysym</a></strong>
662</dt> 860
663<dt><strong><a name="item_on_button_press__24term_2c__24event">on_button_press $term, $event</a></strong><br /> 861<dt><strong><a name="item_on_button_press__24term_2c__24event">on_button_press $term, $event</a></strong>
664</dt> 862
665<dt><strong><a name="item_on_button_release__24term_2c__24event">on_button_release $term, $event</a></strong><br /> 863<dt><strong><a name="item_on_button_release__24term_2c__24event">on_button_release $term, $event</a></strong>
666</dt> 864
667<dt><strong><a name="item_on_motion_notify__24term_2c__24event">on_motion_notify $term, $event</a></strong><br /> 865<dt><strong><a name="item_on_motion_notify__24term_2c__24event">on_motion_notify $term, $event</a></strong>
668</dt> 866
669<dt><strong><a name="item_on_map_notify__24term_2c__24event">on_map_notify $term, $event</a></strong><br /> 867<dt><strong><a name="item_on_map_notify__24term_2c__24event">on_map_notify $term, $event</a></strong>
670</dt> 868
671<dt><strong><a name="item_on_unmap_notify__24term_2c__24event">on_unmap_notify $term, $event</a></strong><br /> 869<dt><strong><a name="item_on_unmap_notify__24term_2c__24event">on_unmap_notify $term, $event</a></strong>
672</dt> 870
673<dd> 871<dd>
674Called whenever the corresponding X event is received for the terminal If 872<p>Called whenever the corresponding X event is received for the terminal If
675the hook returns true, then the even will be ignored by rxvt-unicode. 873the hook returns true, then the even will be ignored by rxvt-unicode.</p>
676</dd> 874</dd>
677<dd> 875<dd>
678<p>The event is a hash with most values as named by Xlib (see the XEvent 876<p>The event is a hash with most values as named by Xlib (see the XEvent
679manpage), with the additional members <code>row</code> and <code>col</code>, which are the 877manpage), with the additional members <code>row</code> and <code>col</code>, which are the
680(real, not screen-based) row and column under the mouse cursor.</p> 878(real, not screen-based) row and column under the mouse cursor.</p>
… …
684output, if any, in locale-specific encoding.</p> 882output, if any, in locale-specific encoding.</p>
685</dd> 883</dd>
686<dd> 884<dd>
687<p>subwindow.</p> 885<p>subwindow.</p>
688</dd> 886</dd>
689<p></p> 887</li>
690<dt><strong><a name="item_on_client_message__24term_2c__24event">on_client_message $term, $event</a></strong><br /> 888<dt><strong><a name="item_on_client_message__24term_2c__24event">on_client_message $term, $event</a></strong>
691</dt> 889
692<dt><strong><a name="item_on_wm_protocols__24term_2c__24event">on_wm_protocols $term, $event</a></strong><br /> 890<dt><strong><a name="item_on_wm_protocols__24term_2c__24event">on_wm_protocols $term, $event</a></strong>
693</dt> 891
694<dt><strong><a name="item_on_wm_delete_window__24term_2c__24event">on_wm_delete_window $term, $event</a></strong><br /> 892<dt><strong><a name="item_on_wm_delete_window__24term_2c__24event">on_wm_delete_window $term, $event</a></strong>
695</dt> 893
696<dd> 894<dd>
697Called when various types of ClientMessage events are received (all with 895<p>Called when various types of ClientMessage events are received (all with
698format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW). 896format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW).</p>
897</dd>
898</li>
699</dd> 899</dl>
700<p></p></dl>
701<p> 900<p>
702</p> 901</p>
703<h2><a name="variables_in_the_urxvt_package">Variables in the <code>urxvt</code> Package</a></h2> 902<h2><a name="variables_in_the_urxvt_package">Variables in the <code>urxvt</code> Package</a></h2>
704<dl> 903<dl>
705<dt><strong><a name="item__24urxvt_3a_3alibdir">$urxvt::LIBDIR</a></strong><br /> 904<dt><strong><a name="item__urxvt__libdir">$urxvt::LIBDIR</a></strong>
706</dt> 905
707<dd> 906<dd>
708The rxvt-unicode library directory, where, among other things, the perl 907<p>The rxvt-unicode library directory, where, among other things, the perl
709modules and scripts are stored. 908modules and scripts are stored.</p>
710</dd>
711<p></p>
712<dt><strong><a name="item__24urxvt_3a_3aresclass_2c__24urxvt_3a_3aresclass">$urxvt::RESCLASS, $urxvt::RESCLASS</a></strong><br />
713</dt>
714<dd> 909</dd>
910</li>
911<dt><strong><a name="item__urxvt__resclass_">$urxvt::RESCLASS, $urxvt::RESCLASS</a></strong>
912
913<dd>
715The resource class and name rxvt-unicode uses to look up X resources. 914<p>The resource class and name rxvt-unicode uses to look up X resources.</p>
716</dd> 915</dd>
717<p></p> 916</li>
718<dt><strong><a name="item__24urxvt_3a_3arxvtname">$urxvt::RXVTNAME</a></strong><br /> 917<dt><strong><a name="item__urxvt__rxvtname">$urxvt::RXVTNAME</a></strong>
719</dt> 918
720<dd> 919<dd>
721The basename of the installed binaries, usually <code>urxvt</code>. 920<p>The basename of the installed binaries, usually <code>urxvt</code>.</p>
722</dd> 921</dd>
723<p></p> 922</li>
724<dt><strong><a name="item__24urxvt_3a_3aterm">$urxvt::TERM</a></strong><br /> 923<dt><strong><a name="item__urxvt__term">$urxvt::TERM</a></strong>
725</dt> 924
726<dd> 925<dd>
727The current terminal. This variable stores the current <code>urxvt::term</code> 926<p>The current terminal. This variable stores the current <code>urxvt::term</code>
728object, whenever a callback/hook is executing. 927object, whenever a callback/hook is executing.</p>
729</dd> 928</dd>
730<p></p> 929</li>
731<dt><strong><a name="item__40urxvt_3a_3aterm_init">@urxvt::TERM_INIT</a></strong><br /> 930<dt><strong><a name="item__urxvt__term_init">@urxvt::TERM_INIT</a></strong>
732</dt> 931
733<dd> 932<dd>
734All coderefs in this array will be called as methods of the next newly 933<p>All code references in this array will be called as methods of the next newly
735created <code>urxvt::term</code> object (during the <code>on_init</code> phase). The array 934created <code>urxvt::term</code> object (during the <code>on_init</code> phase). The array
736gets cleared before the codereferences that were in it are being executed, 935gets cleared before the code references that were in it are being executed,
737so coderefs can push themselves onto it again if they so desire. 936so references can push themselves onto it again if they so desire.</p>
738</dd>
739<dd> 937</dd>
938<dd>
740<p>This complements to the perl-eval commandline option, but gets executed 939<p>This complements to the perl-eval command line option, but gets executed
741first.</p> 940first.</p>
742</dd> 941</dd>
743<p></p> 942</li>
744<dt><strong><a name="item__40urxvt_3a_3aterm_ext">@urxvt::TERM_EXT</a></strong><br /> 943<dt><strong><a name="item__urxvt__term_ext">@urxvt::TERM_EXT</a></strong>
745</dt> 944
746<dd> 945<dd>
747Works similar to <code>@TERM_INIT</code>, but contains perl package/class names, which 946<p>Works similar to <code>@TERM_INIT</code>, but contains perl package/class names, which
748get registered as normal extensions after calling the hooks in <code>@TERM_INIT</code> 947get registered as normal extensions after calling the hooks in <code>@TERM_INIT</code>
749but before other extensions. Gets cleared just like <code>@TERM_INIT</code>. 948but before other extensions. Gets cleared just like <code>@TERM_INIT</code>.</p>
949</dd>
950</li>
750</dd> 951</dl>
751<p></p></dl>
752<p> 952<p>
753</p> 953</p>
754<h2><a name="functions_in_the_urxvt_package">Functions in the <code>urxvt</code> Package</a></h2> 954<h2><a name="functions_in_the_urxvt_package">Functions in the <code>urxvt</code> Package</a></h2>
755<dl> 955<dl>
756<dt><strong><a name="item_urxvt_3a_3afatal__24errormessage">urxvt::fatal $errormessage</a></strong><br /> 956<dt><strong><a name="item_urxvt_3a_3afatal__24errormessage">urxvt::fatal $errormessage</a></strong>
757</dt> 957
758<dd> 958<dd>
759Fatally aborts execution with the given error message. Avoid at all 959<p>Fatally aborts execution with the given error message. Avoid at all
760costs! The only time this is acceptable is when the terminal process 960costs! The only time this is acceptable is when the terminal process
761starts up. 961starts up.</p>
762</dd> 962</dd>
763<p></p> 963</li>
764<dt><strong><a name="item_urxvt_3a_3awarn__24string">urxvt::warn $string</a></strong><br /> 964<dt><strong><a name="item_urxvt_3a_3awarn__24string">urxvt::warn $string</a></strong>
765</dt> 965
766<dd> 966<dd>
767Calls <code>rxvt_warn</code> with the given string which should not include a 967<p>Calls <code>rxvt_warn</code> with the given string which should not include a
768newline. The module also overwrites the <code>warn</code> builtin with a function 968newline. The module also overwrites the <code>warn</code> builtin with a function
769that calls this function. 969that calls this function.</p>
770</dd> 970</dd>
771<dd> 971<dd>
772<p>Using this function has the advantage that its output ends up in the 972<p>Using this function has the advantage that its output ends up in the
773correct place, e.g. on stderr of the connecting urxvtc client.</p> 973correct place, e.g. on stderr of the connecting urxvtc client.</p>
774</dd> 974</dd>
775<dd> 975<dd>
776<p>Messages have a size limit of 1023 bytes currently.</p> 976<p>Messages have a size limit of 1023 bytes currently.</p>
777</dd> 977</dd>
778<p></p> 978</li>
779<dt><strong><a name="item__24time__3d_urxvt_3a_3anow">$time = urxvt::NOW</a></strong><br /> 979<dt><strong><a name="item__terms">@terms = urxvt::termlist</a></strong>
780</dt> 980
981<dd>
982<p>Returns all urxvt::term objects that exist in this process, regardless of
983whether they are started, being destroyed etc., so be careful. Only term
984objects that have perl extensions attached will be returned (because there
985is no urxvt::term objet associated with others).</p>
781<dd> 986</dd>
987</li>
988<dt><strong><a name="item__time">$time = urxvt::NOW</a></strong>
989
990<dd>
782Returns the ``current time'' (as per the event loop). 991<p>Returns the ``current time'' (as per the event loop).</p>
783</dd> 992</dd>
784<p></p> 993</li>
785<dt><strong><a name="item_urxvt_3a_3acurrenttime">urxvt::CurrentTime</a></strong><br /> 994<dt><strong><a name="item_urxvt_3a_3acurrenttime">urxvt::CurrentTime</a></strong>
786</dt> 995
787<dt><strong><a name="item_urxvt_3a_3ashiftmask_2c_lockmask_2c_controlmask_2c">urxvt::ShiftMask, LockMask, ControlMask, Mod1Mask, Mod2Mask, 996<dt><strong><a name="item_urxvt_3a_3ashiftmask_2c_lockmask_2c_controlmask_2c">urxvt::ShiftMask, LockMask, ControlMask, Mod1Mask, Mod2Mask,
788Mod3Mask, Mod4Mask, Mod5Mask, Button1Mask, Button2Mask, Button3Mask, 997Mod3Mask, Mod4Mask, Mod5Mask, Button1Mask, Button2Mask, Button3Mask,
789Button4Mask, Button5Mask, AnyModifier</a></strong><br /> 998Button4Mask, Button5Mask, AnyModifier</a></strong>
790</dt> 999
791<dt><strong><a name="item_urxvt_3a_3anoeventmask_2c_keypressmask_2c_keyrelea">urxvt::NoEventMask, KeyPressMask, KeyReleaseMask, 1000<dt><strong><a name="item_urxvt_3a_3anoeventmask_2c_keypressmask_2c_keyrelea">urxvt::NoEventMask, KeyPressMask, KeyReleaseMask,
792ButtonPressMask, ButtonReleaseMask, EnterWindowMask, LeaveWindowMask, 1001ButtonPressMask, ButtonReleaseMask, EnterWindowMask, LeaveWindowMask,
793PointerMotionMask, PointerMotionHintMask, Button1MotionMask, Button2MotionMask, 1002PointerMotionMask, PointerMotionHintMask, Button1MotionMask, Button2MotionMask,
794Button3MotionMask, Button4MotionMask, Button5MotionMask, ButtonMotionMask, 1003Button3MotionMask, Button4MotionMask, Button5MotionMask, ButtonMotionMask,
795KeymapStateMask, ExposureMask, VisibilityChangeMask, StructureNotifyMask, 1004KeymapStateMask, ExposureMask, VisibilityChangeMask, StructureNotifyMask,
796ResizeRedirectMask, SubstructureNotifyMask, SubstructureRedirectMask, 1005ResizeRedirectMask, SubstructureNotifyMask, SubstructureRedirectMask,
797FocusChangeMask, PropertyChangeMask, ColormapChangeMask, OwnerGrabButtonMask</a></strong><br /> 1006FocusChangeMask, PropertyChangeMask, ColormapChangeMask, OwnerGrabButtonMask</a></strong>
798</dt> 1007
799<dt><strong><a name="item_urxvt_3a_3akeypress_2c_keyrelease_2c_buttonpress_2">urxvt::KeyPress, KeyRelease, ButtonPress, ButtonRelease, MotionNotify, 1008<dt><strong><a name="item_urxvt_3a_3akeypress_2c_keyrelease_2c_buttonpress_2">urxvt::KeyPress, KeyRelease, ButtonPress, ButtonRelease, MotionNotify,
800EnterNotify, LeaveNotify, FocusIn, FocusOut, KeymapNotify, Expose, 1009EnterNotify, LeaveNotify, FocusIn, FocusOut, KeymapNotify, Expose,
801GraphicsExpose, NoExpose, VisibilityNotify, CreateNotify, DestroyNotify, 1010GraphicsExpose, NoExpose, VisibilityNotify, CreateNotify, DestroyNotify,
802UnmapNotify, MapNotify, MapRequest, ReparentNotify, ConfigureNotify, 1011UnmapNotify, MapNotify, MapRequest, ReparentNotify, ConfigureNotify,
803ConfigureRequest, GravityNotify, ResizeRequest, CirculateNotify, 1012ConfigureRequest, GravityNotify, ResizeRequest, CirculateNotify,
804CirculateRequest, PropertyNotify, SelectionClear, SelectionRequest, 1013CirculateRequest, PropertyNotify, SelectionClear, SelectionRequest,
805SelectionNotify, ColormapNotify, ClientMessage, MappingNotify</a></strong><br /> 1014SelectionNotify, ColormapNotify, ClientMessage, MappingNotify</a></strong>
806</dt> 1015
807<dd> 1016<dd>
808Various constants for use in X calls and event processing. 1017<p>Various constants for use in X calls and event processing.</p>
1018</dd>
1019</li>
809</dd> 1020</dl>
810<p></p></dl>
811<p> 1021<p>
812</p> 1022</p>
813<h2><a name="rendition">RENDITION</a></h2> 1023<h2><a name="rendition">RENDITION</a></h2>
814<p>Rendition bitsets contain information about colour, font, font styles and 1024<p>Rendition bitsets contain information about colour, font, font styles and
815similar information for each screen cell.</p> 1025similar information for each screen cell.</p>
816<p>The following ``macros'' deal with changes in rendition sets. You should 1026<p>The following ``macros'' deal with changes in rendition sets. You should
817never just create a bitset, you should always modify an existing one, 1027never just create a bitset, you should always modify an existing one,
818as they contain important information required for correct operation of 1028as they contain important information required for correct operation of
819rxvt-unicode.</p> 1029rxvt-unicode.</p>
820<dl> 1030<dl>
821<dt><strong><a name="item__24rend__3d_urxvt_3a_3adefault_rstyle">$rend = urxvt::DEFAULT_RSTYLE</a></strong><br /> 1031<dt><strong><a name="item__rend">$rend = urxvt::DEFAULT_RSTYLE</a></strong>
822</dt> 1032
823<dd> 1033<dd>
824Returns the default rendition, as used when the terminal is starting up or 1034<p>Returns the default rendition, as used when the terminal is starting up or
825being reset. Useful as a base to start when creating renditions. 1035being reset. Useful as a base to start when creating renditions.</p>
826</dd>
827<p></p>
828<dt><strong><a name="item__24rend__3d_urxvt_3a_3aoverlay_rstyle">$rend = urxvt::OVERLAY_RSTYLE</a></strong><br />
829</dt>
830<dd> 1036</dd>
1037</li>
1038<dt><strong>$rend = urxvt::OVERLAY_RSTYLE</strong>
1039
1040<dd>
831Return the rendition mask used for overlays by default. 1041<p>Return the rendition mask used for overlays by default.</p>
832</dd>
833<p></p>
834<dt><strong><a name="item__24rendbit__3d_urxvt_3a_3ars_bold_2c_rs_italic_2c_">$rendbit = urxvt::RS_Bold, RS_Italic, RS_Blink, RS_RVid, RS_Uline</a></strong><br />
835</dt>
836<dd> 1042</dd>
1043</li>
1044<dt><strong><a name="item__rendbit">$rendbit = urxvt::RS_Bold, RS_Italic, RS_Blink, RS_RVid, RS_Uline</a></strong>
1045
1046<dd>
837Return the bit that enabled bold, italic, blink, reverse-video and 1047<p>Return the bit that enabled bold, italic, blink, reverse-video and
838underline, respectively. To enable such a style, just logically OR it into 1048underline, respectively. To enable such a style, just logically OR it into
839the bitset. 1049the bitset.</p>
840</dd>
841<p></p>
842<dt><strong><a name="item__24foreground__3d_urxvt_3a_3aget_basefg__24rend">$foreground = urxvt::GET_BASEFG $rend</a></strong><br />
843</dt>
844<dt><strong><a name="item__24background__3d_urxvt_3a_3aget_basebg__24rend">$background = urxvt::GET_BASEBG $rend</a></strong><br />
845</dt>
846<dd> 1050</dd>
1051</li>
1052<dt><strong><a name="item__foreground">$foreground = urxvt::GET_BASEFG $rend</a></strong>
1053
1054<dt><strong><a name="item__background">$background = urxvt::GET_BASEBG $rend</a></strong>
1055
1056<dd>
847Return the foreground/background colour index, respectively. 1057<p>Return the foreground/background colour index, respectively.</p>
848</dd>
849<p></p>
850<dt><strong><a name="item__24rend__3d_urxvt_3a_3aset_fgcolor__24rend_2c__24n">$rend = urxvt::SET_FGCOLOR $rend, $new_colour</a></strong><br />
851</dt>
852<dt><strong><a name="item__24rend__3d_urxvt_3a_3aset_bgcolor__24rend_2c__24n">$rend = urxvt::SET_BGCOLOR $rend, $new_colour</a></strong><br />
853</dt>
854<dd> 1058</dd>
1059</li>
1060<dt><strong>$rend = urxvt::SET_FGCOLOR $rend, $new_colour</strong>
1061
1062<dt><strong>$rend = urxvt::SET_BGCOLOR $rend, $new_colour</strong>
1063
1064<dt><strong>$rend = urxvt::SET_COLOR $rend, $new_fg, $new_bg</strong>
1065
1066<dd>
855Replace the foreground/background colour in the rendition mask with the 1067<p>Replace the foreground/background colour in the rendition mask with the
856specified one. 1068specified one.</p>
857</dd>
858<p></p>
859<dt><strong><a name="item__24value__3d_urxvt_3a_3aget_custom__24rend">$value = urxvt::GET_CUSTOM $rend</a></strong><br />
860</dt>
861<dd> 1069</dd>
1070</li>
1071<dt><strong><a name="item__value">$value = urxvt::GET_CUSTOM $rend</a></strong>
1072
1073<dd>
862Return the ``custom'' value: Every rendition has 5 bits for use by 1074<p>Return the ``custom'' value: Every rendition has 5 bits for use by
863extensions. They can be set and changed as you like and are initially 1075extensions. They can be set and changed as you like and are initially
864zero. 1076zero.</p>
865</dd>
866<p></p>
867<dt><strong><a name="item__24rend__3d_urxvt_3a_3aset_custom__24rend_2c__24ne">$rend = urxvt::SET_CUSTOM $rend, $new_value</a></strong><br />
868</dt>
869<dd> 1077</dd>
870Change the custom value. 1078</li>
1079<dt><strong>$rend = urxvt::SET_CUSTOM $rend, $new_value</strong>
1080
871</dd> 1081<dd>
872<p></p></dl> 1082<p>Change the custom value.</p>
1083</dd>
1084</li>
1085</dl>
873<p> 1086<p>
874</p> 1087</p>
875<h2><a name="the_urxvt__anyevent_class">The <code>urxvt::anyevent</code> Class</a></h2> 1088<h2><a name="the_urxvt__anyevent_class">The <code>urxvt::anyevent</code> Class</a></h2>
876<p>The sole purpose of this class is to deliver an interface to the 1089<p>The sole purpose of this class is to deliver an interface to the
877<code>AnyEvent</code> module - any module using it will work inside urxvt without 1090<code>AnyEvent</code> module - any module using it will work inside urxvt without
… …
881work.</p> 1094work.</p>
882<p> 1095<p>
883</p> 1096</p>
884<h2><a name="the_urxvt__term_class">The <code>urxvt::term</code> Class</a></h2> 1097<h2><a name="the_urxvt__term_class">The <code>urxvt::term</code> Class</a></h2>
885<dl> 1098<dl>
886<dt><strong><a name="item__24term__3d_new_urxvt_3a_3aterm__24envhashref_2c__">$term = new urxvt::term $envhashref, $rxvtname, [arg...]</a></strong><br /> 1099<dt><strong><a name="item__term">$term = new urxvt::term $envhashref, $rxvtname, [arg...]</a></strong>
887</dt> 1100
888<dd> 1101<dd>
889Creates a new terminal, very similar as if you had started it with system 1102<p>Creates a new terminal, very similar as if you had started it with system
890<code>$rxvtname, arg...</code>. <code>$envhashref</code> must be a reference to a <code>%ENV</code>-like 1103<code>$rxvtname, arg...</code>. <code>$envhashref</code> must be a reference to a <code>%ENV</code>-like
891hash which defines the environment of the new terminal. 1104hash which defines the environment of the new terminal.</p>
892</dd> 1105</dd>
893<dd> 1106<dd>
894<p>Croaks (and probably outputs an error message) if the new instance 1107<p>Croaks (and probably outputs an error message) if the new instance
895couldn't be created. Returns <code>undef</code> if the new instance didn't 1108couldn't be created. Returns <code>undef</code> if the new instance didn't
896initialise perl, and the terminal object otherwise. The <code>init</code> and 1109initialise perl, and the terminal object otherwise. The <code>init</code> and
897<a href="#item_start"><code>start</code></a> hooks will be called during this call.</p> 1110<a href="#item_start"><code>start</code></a> hooks will be called before this call returns, and are free to
1111refer to global data (which is race free).</p>
898</dd> 1112</dd>
899<p></p> 1113</li>
900<dt><strong><a name="item_destroy">$term-&gt;destroy</a></strong><br /> 1114<dt><strong><a name="item_destroy">$term-&gt;destroy</a></strong>
901</dt> 1115
902<dd> 1116<dd>
903Destroy the terminal object (close the window, free resources 1117<p>Destroy the terminal object (close the window, free resources
904etc.). Please note that rxvt will not exit as long as any event 1118etc.). Please note that rxvt will not exit as long as any event
905watchers (timers, io watchers) are still active. 1119watchers (timers, io watchers) are still active.</p>
906</dd> 1120</dd>
907<p></p> 1121</li>
908<dt><strong><a name="item_exec_async">$term-&gt;exec_async ($cmd[, @args])</a></strong><br /> 1122<dt><strong><a name="item_exec_async">$term-&gt;exec_async ($cmd[, @args])</a></strong>
909</dt> 1123
910<dd> 1124<dd>
911Works like the combination of the <code>fork</code>/<code>exec</code> builtins, which executes 1125<p>Works like the combination of the <code>fork</code>/<code>exec</code> builtins, which executes
912(``starts'') programs in the background. This function takes care of setting 1126(``starts'') programs in the background. This function takes care of setting
913the user environment before exec'ing the command (e.g. <code>PATH</code>) and should 1127the user environment before exec'ing the command (e.g. <code>PATH</code>) and should
914be preferred over explicit calls to <code>exec</code> or <code>system</code>. 1128be preferred over explicit calls to <code>exec</code> or <code>system</code>.</p>
915</dd> 1129</dd>
916<dd> 1130<dd>
917<p>Returns the pid of the subprocess or <code>undef</code> on error.</p> 1131<p>Returns the pid of the subprocess or <code>undef</code> on error.</p>
918</dd> 1132</dd>
919<p></p> 1133</li>
920<dt><strong><a name="item_option">$isset = $term-&gt;option ($optval[, $set])</a></strong><br /> 1134<dt><strong><a name="item_option">$isset = $term-&gt;option ($optval[, $set])</a></strong>
921</dt> 1135
922<dd> 1136<dd>
923Returns true if the option specified by <code>$optval</code> is enabled, and 1137<p>Returns true if the option specified by <code>$optval</code> is enabled, and
924optionally change it. All option values are stored by name in the hash 1138optionally change it. All option values are stored by name in the hash
925<code>%urxvt::OPTION</code>. Options not enabled in this binary are not in the hash. 1139<code>%urxvt::OPTION</code>. Options not enabled in this binary are not in the hash.</p>
926</dd>
927<dd> 1140</dd>
1141<dd>
928<p>Here is a a likely non-exhaustive list of option names, please see the 1142<p>Here is a likely non-exhaustive list of option names, please see the
929source file <em>/src/optinc.h</em> to see the actual list:</p> 1143source file <em>/src/optinc.h</em> to see the actual list:</p>
930</dd> 1144</dd>
931<dd> 1145<dd>
932<pre> 1146<pre>
933 borderLess console cursorBlink cursorUnderline hold iconic insecure 1147 borderLess console cursorBlink cursorUnderline hold iconic insecure
… …
935 override-redirect pastableTabs pointerBlank reverseVideo scrollBar 1149 override-redirect pastableTabs pointerBlank reverseVideo scrollBar
936 scrollBar_floating scrollBar_right scrollTtyKeypress scrollTtyOutput 1150 scrollBar_floating scrollBar_right scrollTtyKeypress scrollTtyOutput
937 scrollWithBuffer secondaryScreen secondaryScroll skipBuiltinGlyphs 1151 scrollWithBuffer secondaryScreen secondaryScroll skipBuiltinGlyphs
938 transparent tripleclickwords utmpInhibit visualBell</pre> 1152 transparent tripleclickwords utmpInhibit visualBell</pre>
939</dd> 1153</dd>
940<p></p> 1154</li>
941<dt><strong><a name="item_resource">$value = $term-&gt;resource ($name[, $newval])</a></strong><br /> 1155<dt><strong><a name="item_resource">$value = $term-&gt;resource ($name[, $newval])</a></strong>
942</dt> 1156
943<dd> 1157<dd>
944Returns the current resource value associated with a given name and 1158<p>Returns the current resource value associated with a given name and
945optionally sets a new value. Setting values is most useful in the <code>init</code> 1159optionally sets a new value. Setting values is most useful in the <code>init</code>
946hook. Unset resources are returned and accepted as <code>undef</code>. 1160hook. Unset resources are returned and accepted as <code>undef</code>.</p>
947</dd> 1161</dd>
948<dd> 1162<dd>
949<p>The new value must be properly encoded to a suitable character encoding 1163<p>The new value must be properly encoded to a suitable character encoding
950before passing it to this method. Similarly, the returned value may need 1164before passing it to this method. Similarly, the returned value may need
951to be converted from the used encoding to text.</p> 1165to be converted from the used encoding to text.</p>
… …
958<dd> 1172<dd>
959<p>Please note that resource strings will currently only be freed when the 1173<p>Please note that resource strings will currently only be freed when the
960terminal is destroyed, so changing options frequently will eat memory.</p> 1174terminal is destroyed, so changing options frequently will eat memory.</p>
961</dd> 1175</dd>
962<dd> 1176<dd>
963<p>Here is a a likely non-exhaustive list of resource names, not all of which 1177<p>Here is a likely non-exhaustive list of resource names, not all of which
964are supported in every build, please see the source file <em>/src/rsinc.h</em> 1178are supported in every build, please see the source file <em>/src/rsinc.h</em>
965to see the actual list:</p> 1179to see the actual list:</p>
966</dd> 1180</dd>
967<dd> 1181<dd>
968<pre> 1182<pre>
… …
978 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle 1192 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle
979 secondaryScreen secondaryScroll selectstyle shade term_name title 1193 secondaryScreen secondaryScroll selectstyle shade term_name title
980 transient_for transparent transparent_all tripleclickwords utmpInhibit 1194 transient_for transparent transparent_all tripleclickwords utmpInhibit
981 visualBell</pre> 1195 visualBell</pre>
982</dd> 1196</dd>
983<p></p> 1197</li>
984<dt><strong><a name="item_x_resource">$value = $term-&gt;x_resource ($pattern)</a></strong><br /> 1198<dt><strong><a name="item_x_resource">$value = $term-&gt;x_resource ($pattern)</a></strong>
985</dt> 1199
986<dd> 1200<dd>
987Returns the X-Resource for the given pattern, excluding the program or 1201<p>Returns the X-Resource for the given pattern, excluding the program or
988class name, i.e. <a href="#item_x_resource"><code>$term-&gt;x_resource (&quot;boldFont&quot;)</code></a> should return the 1202class name, i.e. <a href="#item_x_resource"><code>$term-&gt;x_resource (&quot;boldFont&quot;)</code></a> should return the
989same value as used by this instance of rxvt-unicode. Returns <code>undef</code> if no 1203same value as used by this instance of rxvt-unicode. Returns <code>undef</code> if no
990resource with that pattern exists. 1204resource with that pattern exists.</p>
991</dd> 1205</dd>
992<dd> 1206<dd>
993<p>This method should only be called during the <code>on_start</code> hook, as there is 1207<p>This method should only be called during the <code>on_start</code> hook, as there is
994only one resource database per display, and later invocations might return 1208only one resource database per display, and later invocations might return
995the wrong resources.</p> 1209the wrong resources.</p>
996</dd> 1210</dd>
997<p></p> 1211</li>
998<dt><strong><a name="item_parse_keysym">$success = $term-&gt;parse_keysym ($keysym_spec, $command_string)</a></strong><br /> 1212<dt><strong><a name="item_parse_keysym">$success = $term-&gt;parse_keysym ($keysym_spec, $command_string)</a></strong>
999</dt> 1213
1000<dd> 1214<dd>
1001Adds a keymap translation exactly as specified via a resource. See the 1215<p>Adds a keymap translation exactly as specified via a resource. See the
1002<code>keysym</code> resource in the <code>rxvt(1)</code> manpage. 1216<code>keysym</code> resource in the <code>rxvt(1)</code> manpage.</p>
1003</dd> 1217</dd>
1004<p></p> 1218</li>
1005<dt><strong><a name="item_rstyle">$rend = $term-&gt;rstyle ([$new_rstyle])</a></strong><br /> 1219<dt><strong><a name="item_rstyle">$rend = $term-&gt;rstyle ([$new_rstyle])</a></strong>
1006</dt> 1220
1007<dd> 1221<dd>
1008Return and optionally change the current rendition. Text that is output by 1222<p>Return and optionally change the current rendition. Text that is output by
1009the terminal application will use this style. 1223the terminal application will use this style.</p>
1010</dd> 1224</dd>
1011<p></p> 1225</li>
1012<dt><strong><a name="item_screen_cur">($row, $col) = $term-&gt;screen_cur ([$row, $col])</a></strong><br /> 1226<dt><strong><a name="item_screen_cur">($row, $col) = $term-&gt;screen_cur ([$row, $col])</a></strong>
1013</dt> 1227
1014<dd> 1228<dd>
1015Return the current coordinates of the text cursor position and optionally 1229<p>Return the current coordinates of the text cursor position and optionally
1016set it (which is usually bad as applications don't expect that). 1230set it (which is usually bad as applications don't expect that).</p>
1017</dd> 1231</dd>
1018<p></p> 1232</li>
1019<dt><strong><a name="item_selection_mark">($row, $col) = $term-&gt;selection_mark ([$row, $col])</a></strong><br /> 1233<dt><strong><a name="item_selection_mark">($row, $col) = $term-&gt;selection_mark ([$row, $col])</a></strong>
1020</dt> 1234
1021<dt><strong><a name="item_selection_beg">($row, $col) = $term-&gt;selection_beg ([$row, $col])</a></strong><br /> 1235<dt><strong><a name="item_selection_beg">($row, $col) = $term-&gt;selection_beg ([$row, $col])</a></strong>
1022</dt> 1236
1023<dt><strong><a name="item_selection_end">($row, $col) = $term-&gt;selection_end ([$row, $col])</a></strong><br /> 1237<dt><strong><a name="item_selection_end">($row, $col) = $term-&gt;selection_end ([$row, $col])</a></strong>
1024</dt> 1238
1025<dd> 1239<dd>
1026Return the current values of the selection mark, begin or end positions, 1240<p>Return the current values of the selection mark, begin or end positions,
1027and optionally set them to new values. 1241and optionally set them to new values.</p>
1028</dd> 1242</dd>
1029<p></p> 1243</li>
1030<dt><strong><a name="item_selection_make">$term-&gt;selection_make ($eventtime[, $rectangular])</a></strong><br /> 1244<dt><strong><a name="item_selection_make">$term-&gt;selection_make ($eventtime[, $rectangular])</a></strong>
1031</dt> 1245
1032<dd> 1246<dd>
1033Tries to make a selection as set by <a href="#item_selection_beg"><code>selection_beg</code></a> and 1247<p>Tries to make a selection as set by <a href="#item_selection_beg"><code>selection_beg</code></a> and
1034<a href="#item_selection_end"><code>selection_end</code></a>. If <code>$rectangular</code> is true (default: false), a 1248<a href="#item_selection_end"><code>selection_end</code></a>. If <code>$rectangular</code> is true (default: false), a
1035rectangular selection will be made. This is the prefered function to make 1249rectangular selection will be made. This is the prefered function to make
1036a selection. 1250a selection.</p>
1037</dd> 1251</dd>
1038<p></p> 1252</li>
1039<dt><strong><a name="item_selection_grab">$success = $term-&gt;selection_grab ($eventtime)</a></strong><br /> 1253<dt><strong><a name="item_selection_grab">$success = $term-&gt;selection_grab ($eventtime)</a></strong>
1040</dt> 1254
1041<dd> 1255<dd>
1042Try to request the primary selection text from the server (for example, as 1256<p>Try to request the primary selection text from the server (for example, as
1043set by the next method). No visual feedback will be given. This function 1257set by the next method). No visual feedback will be given. This function
1044is mostly useful from within <code>on_sel_grab</code> hooks. 1258is mostly useful from within <code>on_sel_grab</code> hooks.</p>
1045</dd> 1259</dd>
1046<p></p> 1260</li>
1047<dt><strong>$oldtext = $term-&gt;selection ([$newtext])</strong><br /> 1261<dt><strong>$oldtext = $term-&gt;selection ([$newtext])</strong>
1048</dt> 1262
1049<dd> 1263<dd>
1050Return the current selection text and optionally replace it by <code>$newtext</code>. 1264<p>Return the current selection text and optionally replace it by <code>$newtext</code>.</p>
1051</dd> 1265</dd>
1052<p></p> 1266</li>
1053<dt><strong><a name="item_overlay_simple">$term-&gt;overlay_simple ($x, $y, $text)</a></strong><br /> 1267<dt><strong><a name="item_overlay_simple">$term-&gt;overlay_simple ($x, $y, $text)</a></strong>
1054</dt> 1268
1055<dd> 1269<dd>
1056Create a simple multi-line overlay box. See the next method for details. 1270<p>Create a simple multi-line overlay box. See the next method for details.</p>
1057</dd> 1271</dd>
1058<p></p> 1272</li>
1059<dt><strong><a name="item_overlay">$term-&gt;overlay ($x, $y, $width, $height[, $rstyle[, $border]])</a></strong><br /> 1273<dt><strong><a name="item_overlay">$term-&gt;overlay ($x, $y, $width, $height[, $rstyle[, $border]])</a></strong>
1060</dt> 1274
1061<dd> 1275<dd>
1062Create a new (empty) overlay at the given position with the given 1276<p>Create a new (empty) overlay at the given position with the given
1063width/height. <code>$rstyle</code> defines the initial rendition style 1277width/height. <code>$rstyle</code> defines the initial rendition style
1064(default: <code>OVERLAY_RSTYLE</code>). 1278(default: <code>OVERLAY_RSTYLE</code>).</p>
1065</dd> 1279</dd>
1066<dd> 1280<dd>
1067<p>If <code>$border</code> is <code>2</code> (default), then a decorative border will be put 1281<p>If <code>$border</code> is <code>2</code> (default), then a decorative border will be put
1068around the box.</p> 1282around the box.</p>
1069</dd> 1283</dd>
… …
1077</dd> 1291</dd>
1078<dd> 1292<dd>
1079<p>The methods currently supported on <code>urxvt::overlay</code> objects are:</p> 1293<p>The methods currently supported on <code>urxvt::overlay</code> objects are:</p>
1080</dd> 1294</dd>
1081<dl> 1295<dl>
1082<dt><strong><a name="item_set">$overlay-&gt;set ($x, $y, $text, $rend)</a></strong><br /> 1296<dt><strong><a name="item_set">$overlay-&gt;set ($x, $y, $text, $rend)</a></strong>
1083</dt> 1297
1084<dd> 1298<dd>
1085Similar to <a href="#item_row_t"><code>$term-&gt;ROW_t</code></a> and <a href="#item_row_r"><code>$term-&gt;ROW_r</code></a> in that it puts 1299<p>Similar to <a href="#item_row_t"><code>$term-&gt;ROW_t</code></a> and <a href="#item_row_r"><code>$term-&gt;ROW_r</code></a> in that it puts
1086text in rxvt-unicode's special encoding and an array of rendition values 1300text in rxvt-unicode's special encoding and an array of rendition values
1087at a specific position inside the overlay. 1301at a specific position inside the overlay.</p>
1088</dd> 1302</dd>
1089<p></p> 1303</li>
1090<dt><strong><a name="item_hide">$overlay-&gt;hide</a></strong><br /> 1304<dt><strong><a name="item_hide">$overlay-&gt;hide</a></strong>
1091</dt> 1305
1092<dd> 1306<dd>
1093If visible, hide the overlay, but do not destroy it. 1307<p>If visible, hide the overlay, but do not destroy it.</p>
1094</dd> 1308</dd>
1095<p></p> 1309</li>
1096<dt><strong><a name="item_show">$overlay-&gt;show</a></strong><br /> 1310<dt><strong><a name="item_show">$overlay-&gt;show</a></strong>
1097</dt> 1311
1098<dd> 1312<dd>
1099If hidden, display the overlay again. 1313<p>If hidden, display the overlay again.</p>
1314</dd>
1315</li>
1100</dd> 1316</dl>
1101<p></p></dl>
1102<dt><strong>$popup = $term-&gt;popup ($event)</strong><br /> 1317<dt><strong>$popup = $term-&gt;popup ($event)</strong>
1103</dt> 1318
1104<dd> 1319<dd>
1105Creates a new <code>urxvt::popup</code> object that implements a popup menu. The 1320<p>Creates a new <code>urxvt::popup</code> object that implements a popup menu. The
1106<code>$event</code> <em>must</em> be the event causing the menu to pop up (a button event, 1321<code>$event</code> <em>must</em> be the event causing the menu to pop up (a button event,
1107currently). 1322currently).</p>
1108</dd> 1323</dd>
1109<p></p> 1324</li>
1110<dt><strong><a name="item_strwidth">$cellwidth = $term-&gt;strwidth ($string)</a></strong><br /> 1325<dt><strong><a name="item_strwidth">$cellwidth = $term-&gt;strwidth ($string)</a></strong>
1111</dt> 1326
1112<dd> 1327<dd>
1113Returns the number of screen-cells this string would need. Correctly 1328<p>Returns the number of screen-cells this string would need. Correctly
1114accounts for wide and combining characters. 1329accounts for wide and combining characters.</p>
1115</dd> 1330</dd>
1116<p></p> 1331</li>
1117<dt><strong><a name="item_locale_encode">$octets = $term-&gt;locale_encode ($string)</a></strong><br /> 1332<dt><strong><a name="item_locale_encode">$octets = $term-&gt;locale_encode ($string)</a></strong>
1118</dt> 1333
1119<dd> 1334<dd>
1120Convert the given text string into the corresponding locale encoding. 1335<p>Convert the given text string into the corresponding locale encoding.</p>
1121</dd> 1336</dd>
1122<p></p> 1337</li>
1123<dt><strong><a name="item_locale_decode">$string = $term-&gt;locale_decode ($octets)</a></strong><br /> 1338<dt><strong><a name="item_locale_decode">$string = $term-&gt;locale_decode ($octets)</a></strong>
1124</dt> 1339
1125<dd> 1340<dd>
1126Convert the given locale-encoded octets into a perl string. 1341<p>Convert the given locale-encoded octets into a perl string.</p>
1127</dd> 1342</dd>
1128<p></p> 1343</li>
1129<dt><strong><a name="item_scr_xor_span">$term-&gt;scr_xor_span ($beg_row, $beg_col, $end_row, $end_col[, $rstyle])</a></strong><br /> 1344<dt><strong><a name="item_scr_xor_span">$term-&gt;scr_xor_span ($beg_row, $beg_col, $end_row, $end_col[, $rstyle])</a></strong>
1130</dt> 1345
1131<dd> 1346<dd>
1132XORs the rendition values in the given span with the provided value 1347<p>XORs the rendition values in the given span with the provided value
1133(default: <code>RS_RVid</code>), which <em>MUST NOT</em> contain font styles. Useful in 1348(default: <code>RS_RVid</code>), which <em>MUST NOT</em> contain font styles. Useful in
1134refresh hooks to provide effects similar to the selection. 1349refresh hooks to provide effects similar to the selection.</p>
1135</dd> 1350</dd>
1136<p></p> 1351</li>
1137<dt><strong><a name="item_scr_xor_rect">$term-&gt;scr_xor_rect ($beg_row, $beg_col, $end_row, $end_col[, $rstyle1[, $rstyle2]])</a></strong><br /> 1352<dt><strong><a name="item_scr_xor_rect">$term-&gt;scr_xor_rect ($beg_row, $beg_col, $end_row, $end_col[, $rstyle1[, $rstyle2]])</a></strong>
1138</dt> 1353
1139<dd> 1354<dd>
1140Similar to <a href="#item_scr_xor_span"><code>scr_xor_span</code></a>, but xors a rectangle instead. Trailing 1355<p>Similar to <a href="#item_scr_xor_span"><code>scr_xor_span</code></a>, but xors a rectangle instead. Trailing
1141whitespace will additionally be xored with the <code>$rstyle2</code>, which defaults 1356whitespace will additionally be xored with the <code>$rstyle2</code>, which defaults
1142to <code>RS_RVid | RS_Uline</code>, which removes reverse video again and underlines 1357to <code>RS_RVid | RS_Uline</code>, which removes reverse video again and underlines
1143it instead. Both styles <em>MUST NOT</em> contain font styles. 1358it instead. Both styles <em>MUST NOT</em> contain font styles.</p>
1144</dd> 1359</dd>
1145<p></p> 1360</li>
1146<dt><strong><a name="item_scr_bell">$term-&gt;scr_bell</a></strong><br /> 1361<dt><strong><a name="item_scr_bell">$term-&gt;scr_bell</a></strong>
1147</dt> 1362
1148<dd>
1149Ring the bell!
1150</dd> 1363<dd>
1151<p></p> 1364<p>Ring the bell!</p>
1365</dd>
1366</li>
1152<dt><strong><a name="item_scr_add_lines">$term-&gt;scr_add_lines ($string)</a></strong><br /> 1367<dt><strong><a name="item_scr_add_lines">$term-&gt;scr_add_lines ($string)</a></strong>
1153</dt> 1368
1154<dd> 1369<dd>
1155Write the given text string to the screen, as if output by the application 1370<p>Write the given text string to the screen, as if output by the application
1156running inside the terminal. It may not contain command sequences (escape 1371running inside the terminal. It may not contain command sequences (escape
1157codes), but is free to use line feeds, carriage returns and tabs. The 1372codes), but is free to use line feeds, carriage returns and tabs. The
1158string is a normal text string, not in locale-dependent encoding. 1373string is a normal text string, not in locale-dependent encoding.</p>
1159</dd> 1374</dd>
1160<dd> 1375<dd>
1161<p>Normally its not a good idea to use this function, as programs might be 1376<p>Normally its not a good idea to use this function, as programs might be
1162confused by changes in cursor position or scrolling. Its useful inside a 1377confused by changes in cursor position or scrolling. Its useful inside a
1163<code>on_add_lines</code> hook, though.</p> 1378<code>on_add_lines</code> hook, though.</p>
1164</dd> 1379</dd>
1165<p></p> 1380</li>
1166<dt><strong><a name="item_scr_change_screen">$term-&gt;scr_change_screen ($screen)</a></strong><br /> 1381<dt><strong><a name="item_scr_change_screen">$term-&gt;scr_change_screen ($screen)</a></strong>
1167</dt> 1382
1168<dd> 1383<dd>
1169Switch to given screen - 0 primary, 1 secondary. 1384<p>Switch to given screen - 0 primary, 1 secondary.</p>
1170</dd> 1385</dd>
1171<p></p> 1386</li>
1172<dt><strong><a name="item_cmd_parse">$term-&gt;cmd_parse ($octets)</a></strong><br /> 1387<dt><strong><a name="item_cmd_parse">$term-&gt;cmd_parse ($octets)</a></strong>
1173</dt> 1388
1174<dd> 1389<dd>
1175Similar to <a href="#item_scr_add_lines"><code>scr_add_lines</code></a>, but the argument must be in the 1390<p>Similar to <a href="#item_scr_add_lines"><code>scr_add_lines</code></a>, but the argument must be in the
1176locale-specific encoding of the terminal and can contain command sequences 1391locale-specific encoding of the terminal and can contain command sequences
1177(escape codes) that will be interpreted. 1392(escape codes) that will be interpreted.</p>
1178</dd> 1393</dd>
1179<p></p> 1394</li>
1180<dt><strong><a name="item_tt_write">$term-&gt;tt_write ($octets)</a></strong><br /> 1395<dt><strong><a name="item_tt_write">$term-&gt;tt_write ($octets)</a></strong>
1181</dt> 1396
1182<dd> 1397<dd>
1183Write the octets given in <code>$data</code> to the tty (i.e. as program input). To 1398<p>Write the octets given in <code>$data</code> to the tty (i.e. as program input). To
1184pass characters instead of octets, you should convert your strings first 1399pass characters instead of octets, you should convert your strings first
1185to the locale-specific encoding using <a href="#item_locale_encode"><code>$term-&gt;locale_encode</code></a>. 1400to the locale-specific encoding using <a href="#item_locale_encode"><code>$term-&gt;locale_encode</code></a>.</p>
1186</dd> 1401</dd>
1187<p></p> 1402</li>
1188<dt><strong><a name="item_pty_ev_events">$old_events = $term-&gt;pty_ev_events ([$new_events])</a></strong><br /> 1403<dt><strong><a name="item_pty_ev_events">$old_events = $term-&gt;pty_ev_events ([$new_events])</a></strong>
1189</dt> 1404
1190<dd> 1405<dd>
1191Replaces the event mask of the pty watcher by the given event mask. Can 1406<p>Replaces 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 1407be used to suppress input and output handling to the pty/tty. See the
1193description of <a href="#item_events"><code>urxvt::timer-&gt;events</code></a>. Make sure to always restore 1408description of <a href="#item_events"><code>urxvt::timer-&gt;events</code></a>. Make sure to always restore
1194the previous value. 1409the previous value.</p>
1410</dd>
1411</li>
1412<dt><strong><a name="item_pty_fd">$fd = $term-&gt;pty_fd</a></strong>
1413
1195</dd> 1414<dd>
1196<p></p> 1415<p>Returns the master file descriptor for the pty in use, or <code>-1</code> if no pty
1416is used.</p>
1417</dd>
1418</li>
1197<dt><strong><a name="item_parent">$windowid = $term-&gt;parent</a></strong><br /> 1419<dt><strong><a name="item_parent">$windowid = $term-&gt;parent</a></strong>
1198</dt> 1420
1199<dd> 1421<dd>
1200Return the window id of the toplevel window. 1422<p>Return the window id of the toplevel window.</p>
1201</dd> 1423</dd>
1202<p></p> 1424</li>
1203<dt><strong><a name="item_vt">$windowid = $term-&gt;vt</a></strong><br /> 1425<dt><strong><a name="item_vt">$windowid = $term-&gt;vt</a></strong>
1204</dt> 1426
1205<dd> 1427<dd>
1206Return the window id of the terminal window. 1428<p>Return the window id of the terminal window.</p>
1207</dd> 1429</dd>
1208<p></p> 1430</li>
1209<dt><strong><a name="item_vt_emask_add">$term-&gt;vt_emask_add ($x_event_mask)</a></strong><br /> 1431<dt><strong><a name="item_vt_emask_add">$term-&gt;vt_emask_add ($x_event_mask)</a></strong>
1210</dt> 1432
1211<dd> 1433<dd>
1212Adds the specified events to the vt event mask. Useful e.g. when you want 1434<p>Adds the specified events to the vt event mask. Useful e.g. when you want
1213to receive pointer events all the times: 1435to receive pointer events all the times:</p>
1214</dd> 1436</dd>
1215<dd> 1437<dd>
1216<pre> 1438<pre>
1217 $term-&gt;vt_emask_add (urxvt::PointerMotionMask);</pre> 1439 $term-&gt;vt_emask_add (urxvt::PointerMotionMask);</pre>
1218</dd> 1440</dd>
1219<p></p> 1441</li>
1442<dt><strong><a name="item_focus_in">$term-&gt;focus_in</a></strong>
1443
1444<dt><strong><a name="item_focus_out">$term-&gt;focus_out</a></strong>
1445
1446<dt><strong><a name="item_key_press">$term-&gt;key_press ($state, $keycode[, $time])</a></strong>
1447
1448<dt><strong><a name="item_key_release">$term-&gt;key_release ($state, $keycode[, $time])</a></strong>
1449
1450<dd>
1451<p>Deliver various fake events to to terminal.</p>
1452</dd>
1453</li>
1220<dt><strong><a name="item_width">$window_width = $term-&gt;width</a></strong><br /> 1454<dt><strong><a name="item_width">$window_width = $term-&gt;width</a></strong>
1221</dt> 1455
1222<dt><strong><a name="item_height">$window_height = $term-&gt;height</a></strong><br /> 1456<dt><strong><a name="item_height">$window_height = $term-&gt;height</a></strong>
1223</dt> 1457
1224<dt><strong><a name="item_fwidth">$font_width = $term-&gt;fwidth</a></strong><br /> 1458<dt><strong><a name="item_fwidth">$font_width = $term-&gt;fwidth</a></strong>
1225</dt> 1459
1226<dt><strong><a name="item_fheight">$font_height = $term-&gt;fheight</a></strong><br /> 1460<dt><strong><a name="item_fheight">$font_height = $term-&gt;fheight</a></strong>
1227</dt> 1461
1228<dt><strong><a name="item_fbase">$font_ascent = $term-&gt;fbase</a></strong><br /> 1462<dt><strong><a name="item_fbase">$font_ascent = $term-&gt;fbase</a></strong>
1229</dt> 1463
1230<dt><strong><a name="item_nrow">$terminal_rows = $term-&gt;nrow</a></strong><br /> 1464<dt><strong><a name="item_nrow">$terminal_rows = $term-&gt;nrow</a></strong>
1231</dt> 1465
1232<dt><strong><a name="item_ncol">$terminal_columns = $term-&gt;ncol</a></strong><br /> 1466<dt><strong><a name="item_ncol">$terminal_columns = $term-&gt;ncol</a></strong>
1233</dt> 1467
1234<dt><strong><a name="item_focus">$has_focus = $term-&gt;focus</a></strong><br /> 1468<dt><strong><a name="item_focus">$has_focus = $term-&gt;focus</a></strong>
1235</dt> 1469
1236<dt><strong><a name="item_mapped">$is_mapped = $term-&gt;mapped</a></strong><br /> 1470<dt><strong><a name="item_mapped">$is_mapped = $term-&gt;mapped</a></strong>
1237</dt> 1471
1238<dt><strong><a name="item_savelines">$max_scrollback = $term-&gt;saveLines</a></strong><br /> 1472<dt><strong><a name="item_savelines">$max_scrollback = $term-&gt;saveLines</a></strong>
1239</dt> 1473
1240<dt><strong><a name="item_total_rows">$nrow_plus_saveLines = $term-&gt;total_rows</a></strong><br /> 1474<dt><strong><a name="item_total_rows">$nrow_plus_saveLines = $term-&gt;total_rows</a></strong>
1241</dt> 1475
1242<dt><strong><a name="item_top_row">$topmost_scrollback_row = $term-&gt;top_row</a></strong><br /> 1476<dt><strong><a name="item_top_row">$topmost_scrollback_row = $term-&gt;top_row</a></strong>
1243</dt> 1477
1244<dd> 1478<dd>
1245Return various integers describing terminal characteristics. 1479<p>Return various integers describing terminal characteristics.</p>
1246</dd> 1480</dd>
1247<p></p> 1481</li>
1248<dt><strong><a name="item_display_id">$x_display = $term-&gt;display_id</a></strong><br /> 1482<dt><strong><a name="item_display_id">$x_display = $term-&gt;display_id</a></strong>
1249</dt> 1483
1250<dd> 1484<dd>
1251Return the DISPLAY used by rxvt-unicode. 1485<p>Return the DISPLAY used by rxvt-unicode.</p>
1252</dd> 1486</dd>
1253<p></p> 1487</li>
1254<dt><strong><a name="item_locale">$lc_ctype = $term-&gt;locale</a></strong><br /> 1488<dt><strong><a name="item_locale">$lc_ctype = $term-&gt;locale</a></strong>
1255</dt> 1489
1256<dd> 1490<dd>
1257Returns the LC_CTYPE category string used by this rxvt-unicode. 1491<p>Returns the LC_CTYPE category string used by this rxvt-unicode.</p>
1258</dd> 1492</dd>
1259<p></p> 1493</li>
1260<dt><strong><a name="item_env">$env = $term-&gt;env</a></strong><br /> 1494<dt><strong><a name="item_env">$env = $term-&gt;env</a></strong>
1261</dt> 1495
1262<dd> 1496<dd>
1263Returns a copy of the environment in effect for the terminal as a hashref 1497<p>Returns a copy of the environment in effect for the terminal as a hashref
1264similar to <code>\%ENV</code>. 1498similar to <code>\%ENV</code>.</p>
1499</dd>
1500</li>
1501<dt><strong><a name="item_envv">@envv = $term-&gt;envv</a></strong>
1502
1265</dd> 1503<dd>
1266<p></p> 1504<p>Returns the environment as array of strings of the form <code>VAR=VALUE</code>.</p>
1505</dd>
1506</li>
1507<dt><strong><a name="item_argv">@argv = $term-&gt;argv</a></strong>
1508
1509<dd>
1510<p>Return the argument vector as this terminal, similar to @ARGV, but
1511includes the program name as first element.</p>
1512</dd>
1513</li>
1267<dt><strong><a name="item_modlevel3mask">$modifiermask = $term-&gt;ModLevel3Mask</a></strong><br /> 1514<dt><strong><a name="item_modlevel3mask">$modifiermask = $term-&gt;ModLevel3Mask</a></strong>
1268</dt> 1515
1269<dt><strong><a name="item_modmetamask">$modifiermask = $term-&gt;ModMetaMask</a></strong><br /> 1516<dt><strong><a name="item_modmetamask">$modifiermask = $term-&gt;ModMetaMask</a></strong>
1270</dt> 1517
1271<dt><strong><a name="item_modnumlockmask">$modifiermask = $term-&gt;ModNumLockMask</a></strong><br /> 1518<dt><strong><a name="item_modnumlockmask">$modifiermask = $term-&gt;ModNumLockMask</a></strong>
1272</dt> 1519
1273<dd> 1520<dd>
1274Return the modifier masks corresponding to the ``ISO Level 3 Shift'' (often 1521<p>Return the modifier masks corresponding to the ``ISO Level 3 Shift'' (often
1275AltGr), the meta key (often Alt) and the num lock key, if applicable. 1522AltGr), the meta key (often Alt) and the num lock key, if applicable.</p>
1276</dd> 1523</dd>
1277<p></p> 1524</li>
1278<dt><strong><a name="item_current_screen">$screen = $term-&gt;current_screen</a></strong><br /> 1525<dt><strong><a name="item_current_screen">$screen = $term-&gt;current_screen</a></strong>
1279</dt> 1526
1280<dd> 1527<dd>
1281Returns the currently displayed screen (0 primary, 1 secondary). 1528<p>Returns the currently displayed screen (0 primary, 1 secondary).</p>
1529</dd>
1530</li>
1531<dt><strong><a name="item_hidden_cursor">$cursor_is_hidden = $term-&gt;hidden_cursor</a></strong>
1532
1282</dd> 1533<dd>
1283<p></p> 1534<p>Returns whether the cursor is currently hidden or not.</p>
1535</dd>
1536</li>
1284<dt><strong><a name="item_view_start">$view_start = $term-&gt;view_start ([$newvalue])</a></strong><br /> 1537<dt><strong><a name="item_view_start">$view_start = $term-&gt;view_start ([$newvalue])</a></strong>
1285</dt> 1538
1286<dd> 1539<dd>
1287Returns the row number of the topmost displayed line. Maximum value is 1540<p>Returns the row number of the topmost displayed line. Maximum value is
1288<code>0</code>, which displays the normal terminal contents. Lower values scroll 1541<code>0</code>, which displays the normal terminal contents. Lower values scroll
1289this many lines into the scrollback buffer. 1542this many lines into the scrollback buffer.</p>
1290</dd> 1543</dd>
1291<p></p> 1544</li>
1292<dt><strong><a name="item_want_refresh">$term-&gt;want_refresh</a></strong><br /> 1545<dt><strong><a name="item_want_refresh">$term-&gt;want_refresh</a></strong>
1293</dt> 1546
1294<dd> 1547<dd>
1295Requests a screen refresh. At the next opportunity, rxvt-unicode will 1548<p>Requests a screen refresh. At the next opportunity, rxvt-unicode will
1296compare the on-screen display with its stored representation. If they 1549compare the on-screen display with its stored representation. If they
1297differ, it redraws the differences. 1550differ, it redraws the differences.</p>
1298</dd> 1551</dd>
1299<dd> 1552<dd>
1300<p>Used after changing terminal contents to display them.</p> 1553<p>Used after changing terminal contents to display them.</p>
1301</dd> 1554</dd>
1302<p></p> 1555</li>
1303<dt><strong><a name="item_row_t">$text = $term-&gt;ROW_t ($row_number[, $new_text[, $start_col]])</a></strong><br /> 1556<dt><strong><a name="item_row_t">$text = $term-&gt;ROW_t ($row_number[, $new_text[, $start_col]])</a></strong>
1304</dt> 1557
1305<dd> 1558<dd>
1306Returns the text of the entire row with number <code>$row_number</code>. Row <code>0</code> 1559<p>Returns the text of the entire row with number <code>$row_number</code>. Row <code>0</code>
1307is the topmost terminal line, row <code>$term-&gt;$ncol-1</code> is the bottommost 1560is the topmost terminal line, row <code>$term-&gt;$ncol-1</code> is the bottommost
1308terminal line. The scrollback buffer starts at line <code>-1</code> and extends to 1561terminal line. The scrollback buffer starts at line <code>-1</code> and extends to
1309line <code>-$term-&gt;nsaved</code>. Nothing will be returned if a nonexistent line 1562line <code>-$term-&gt;nsaved</code>. Nothing will be returned if a nonexistent line
1310is requested. 1563is requested.</p>
1311</dd> 1564</dd>
1312<dd> 1565<dd>
1313<p>If <code>$new_text</code> is specified, it will replace characters in the current 1566<p>If <code>$new_text</code> is specified, it will replace characters in the current
1314line, starting at column <code>$start_col</code> (default <code>0</code>), which is useful 1567line, starting at column <code>$start_col</code> (default <code>0</code>), which is useful
1315to replace only parts of a line. The font index in the rendition will 1568to replace only parts of a line. The font index in the rendition will
1316automatically be updated.</p> 1569automatically be updated.</p>
1317</dd> 1570</dd>
1318<dd> 1571<dd>
1319<p><a href="#item__24text"><code>$text</code></a> is in a special encoding: tabs and wide characters that use 1572<p><a href="#item__text"><code>$text</code></a> is in a special encoding: tabs and wide characters that use more
1320more than one cell when displayed are padded with <code>$urxvt::NOCHAR</code> 1573than one cell when displayed are padded with <code>$urxvt::NOCHAR</code> (chr 65535)
1321characters. Characters with combining characters and other characters that 1574characters. Characters with combining characters and other characters that
1322do not fit into the normal tetx encoding will be replaced with characters 1575do not fit into the normal tetx encoding will be replaced with characters
1323in the private use area.</p> 1576in the private use area.</p>
1324</dd> 1577</dd>
1325<dd> 1578<dd>
… …
1329</dd> 1582</dd>
1330<dd> 1583<dd>
1331<p>The methods <a href="#item_special_encode"><code>$term-&gt;special_encode</code></a> and <a href="#item_special_decode"><code>$term-&gt;special_decode</code></a> 1584<p>The methods <a href="#item_special_encode"><code>$term-&gt;special_encode</code></a> and <a href="#item_special_decode"><code>$term-&gt;special_decode</code></a>
1332can be used to convert normal strings into this encoding and vice versa.</p> 1585can be used to convert normal strings into this encoding and vice versa.</p>
1333</dd> 1586</dd>
1334<p></p> 1587</li>
1335<dt><strong><a name="item_row_r">$rend = $term-&gt;ROW_r ($row_number[, $new_rend[, $start_col]])</a></strong><br /> 1588<dt><strong><a name="item_row_r">$rend = $term-&gt;ROW_r ($row_number[, $new_rend[, $start_col]])</a></strong>
1336</dt> 1589
1337<dd> 1590<dd>
1338Like <a href="#item_row_t"><code>$term-&gt;ROW_t</code></a>, but returns an arrayref with rendition 1591<p>Like <a href="#item_row_t"><code>$term-&gt;ROW_t</code></a>, but returns an arrayref with rendition
1339bitsets. Rendition bitsets contain information about colour, font, font 1592bitsets. Rendition bitsets contain information about colour, font, font
1340styles and similar information. See also <a href="#item_row_t"><code>$term-&gt;ROW_t</code></a>. 1593styles and similar information. See also <a href="#item_row_t"><code>$term-&gt;ROW_t</code></a>.</p>
1341</dd> 1594</dd>
1342<dd> 1595<dd>
1343<p>When setting rendition, the font mask will be ignored.</p> 1596<p>When setting rendition, the font mask will be ignored.</p>
1344</dd> 1597</dd>
1345<dd> 1598<dd>
1346<p>See the section on RENDITION, above.</p> 1599<p>See the section on RENDITION, above.</p>
1347</dd> 1600</dd>
1348<p></p> 1601</li>
1349<dt><strong><a name="item_row_l">$length = $term-&gt;ROW_l ($row_number[, $new_length])</a></strong><br /> 1602<dt><strong><a name="item_row_l">$length = $term-&gt;ROW_l ($row_number[, $new_length])</a></strong>
1350</dt> 1603
1351<dd> 1604<dd>
1352Returns the number of screen cells that are in use (``the line 1605<p>Returns the number of screen cells that are in use (``the line
1353length''). Unlike the urxvt core, this returns <a href="#item_ncol"><code>$term-&gt;ncol</code></a> if the 1606length''). Unlike the urxvt core, this returns <a href="#item_ncol"><code>$term-&gt;ncol</code></a> if the
1354line is joined with the following one. 1607line is joined with the following one.</p>
1355</dd> 1608</dd>
1356<p></p> 1609</li>
1357<dt><strong><a name="item_is_longer">$bool = $term-&gt;is_longer ($row_number)</a></strong><br /> 1610<dt><strong><a name="item_is_longer">$bool = $term-&gt;is_longer ($row_number)</a></strong>
1358</dt> 1611
1359<dd> 1612<dd>
1360Returns true if the row is part of a multiple-row logical ``line'' (i.e. 1613<p>Returns true if the row is part of a multiple-row logical ``line'' (i.e.
1361joined with the following row), which means all characters are in use 1614joined with the following row), which means all characters are in use
1362and it is continued on the next row (and possibly a continuation of the 1615and it is continued on the next row (and possibly a continuation of the
1363previous row(s)). 1616previous row(s)).</p>
1364</dd> 1617</dd>
1365<p></p> 1618</li>
1366<dt><strong><a name="item_line">$line = $term-&gt;line ($row_number)</a></strong><br /> 1619<dt><strong><a name="item_line">$line = $term-&gt;line ($row_number)</a></strong>
1367</dt> 1620
1368<dd> 1621<dd>
1369Create and return a new <code>urxvt::line</code> object that stores information 1622<p>Create and return a new <code>urxvt::line</code> object that stores information
1370about the logical line that row <code>$row_number</code> is part of. It supports the 1623about the logical line that row <code>$row_number</code> is part of. It supports the
1371following methods: 1624following methods:</p>
1372</dd> 1625</dd>
1373<dl> 1626<dl>
1374<dt><strong><a name="item_t">$text = $line-&gt;t ([$new_text])</a></strong><br /> 1627<dt><strong><a name="item_t">$text = $line-&gt;t ([$new_text])</a></strong>
1375</dt> 1628
1376<dd> 1629<dd>
1377Returns or replaces the full text of the line, similar to <a href="#item_row_t"><code>ROW_t</code></a> 1630<p>Returns or replaces the full text of the line, similar to <a href="#item_row_t"><code>ROW_t</code></a></p>
1378</dd> 1631</dd>
1379<p></p> 1632</li>
1380<dt><strong><a name="item_r">$rend = $line-&gt;r ([$new_rend])</a></strong><br /> 1633<dt><strong><a name="item_r">$rend = $line-&gt;r ([$new_rend])</a></strong>
1381</dt> 1634
1382<dd> 1635<dd>
1383Returns or replaces the full rendition array of the line, similar to <a href="#item_row_r"><code>ROW_r</code></a> 1636<p>Returns or replaces the full rendition array of the line, similar to <a href="#item_row_r"><code>ROW_r</code></a></p>
1384</dd> 1637</dd>
1385<p></p> 1638</li>
1386<dt><strong><a name="item_l">$length = $line-&gt;l</a></strong><br /> 1639<dt><strong><a name="item_l">$length = $line-&gt;l</a></strong>
1387</dt> 1640
1388<dd> 1641<dd>
1389Returns the length of the line in cells, similar to <a href="#item_row_l"><code>ROW_l</code></a>. 1642<p>Returns the length of the line in cells, similar to <a href="#item_row_l"><code>ROW_l</code></a>.</p>
1390</dd> 1643</dd>
1391<p></p> 1644</li>
1392<dt><strong><a name="item_beg">$rownum = $line-&gt;beg</a></strong><br /> 1645<dt><strong><a name="item_beg">$rownum = $line-&gt;beg</a></strong>
1393</dt> 1646
1394<dt><strong><a name="item_end">$rownum = $line-&gt;end</a></strong><br /> 1647<dt><strong><a name="item_end">$rownum = $line-&gt;end</a></strong>
1395</dt> 1648
1396<dd> 1649<dd>
1397Return the row number of the first/last row of the line, respectively. 1650<p>Return the row number of the first/last row of the line, respectively.</p>
1398</dd> 1651</dd>
1399<p></p> 1652</li>
1400<dt><strong><a name="item_offset_of">$offset = $line-&gt;offset_of ($row, $col)</a></strong><br /> 1653<dt><strong><a name="item_offset_of">$offset = $line-&gt;offset_of ($row, $col)</a></strong>
1401</dt> 1654
1402<dd> 1655<dd>
1403Returns the character offset of the given row|col pair within the logical 1656<p>Returns the character offset of the given row|col pair within the logical
1404line. Works for rows outside the line, too, and returns corresponding 1657line. Works for rows outside the line, too, and returns corresponding
1405offsets outside the string. 1658offsets outside the string.</p>
1406</dd> 1659</dd>
1407<p></p> 1660</li>
1408<dt><strong><a name="item_coord_of">($row, $col) = $line-&gt;coord_of ($offset)</a></strong><br /> 1661<dt><strong><a name="item_coord_of">($row, $col) = $line-&gt;coord_of ($offset)</a></strong>
1409</dt> 1662
1410<dd> 1663<dd>
1411Translates a string offset into terminal coordinates again. 1664<p>Translates a string offset into terminal coordinates again.</p>
1665</dd>
1666</li>
1412</dd> 1667</dl>
1413<p></p></dl>
1414<dt><strong><a name="item_special_encode">$text = $term-&gt;special_encode $string</a></strong><br /> 1668<dt><strong><a name="item_special_encode">$text = $term-&gt;special_encode $string</a></strong>
1415</dt> 1669
1416<dd> 1670<dd>
1417Converts a perl string into the special encoding used by rxvt-unicode, 1671<p>Converts a perl string into the special encoding used by rxvt-unicode,
1418where one character corresponds to one screen cell. See 1672where one character corresponds to one screen cell. See
1419<a href="#item_row_t"><code>$term-&gt;ROW_t</code></a> for details. 1673<a href="#item_row_t"><code>$term-&gt;ROW_t</code></a> for details.</p>
1420</dd> 1674</dd>
1421<p></p> 1675</li>
1422<dt><strong><a name="item_special_decode">$string = $term-&gt;special_decode $text</a></strong><br /> 1676<dt><strong><a name="item_special_decode">$string = $term-&gt;special_decode $text</a></strong>
1423</dt> 1677
1424<dd> 1678<dd>
1425Converts rxvt-unicodes text reprsentation into a perl string. See 1679<p>Converts rxvt-unicodes text representation into a perl string. See
1426<a href="#item_row_t"><code>$term-&gt;ROW_t</code></a> for details. 1680<a href="#item_row_t"><code>$term-&gt;ROW_t</code></a> for details.</p>
1427</dd>
1428<p></p>
1429<dt><strong><a name="item_grab_button">$success = $term-&gt;grab_button ($button, $modifiermask)</a></strong><br />
1430</dt>
1431<dd> 1681</dd>
1432Registers a synchronous button grab. See the XGrabButton manpage. 1682</li>
1683<dt><strong><a name="item_grab_button">$success = $term-&gt;grab_button ($button, $modifiermask[, $window = $term-&gt;vt])</a></strong>
1684
1685<dt><strong><a name="item_ungrab_button">$term-&gt;ungrab_button ($button, $modifiermask[, $window = $term-&gt;vt])</a></strong>
1686
1433</dd> 1687<dd>
1434<p></p> 1688<p>Register/unregister a synchronous button grab. See the XGrabButton
1689manpage.</p>
1690</dd>
1691</li>
1435<dt><strong><a name="item_grab">$success = $term-&gt;grab ($eventtime[, $sync])</a></strong><br /> 1692<dt><strong><a name="item_grab">$success = $term-&gt;grab ($eventtime[, $sync])</a></strong>
1436</dt> 1693
1437<dd> 1694<dd>
1438Calls XGrabPointer and XGrabKeyboard in asynchronous (default) or 1695<p>Calls XGrabPointer and XGrabKeyboard in asynchronous (default) or
1439synchronous (<code>$sync</code> is true). Also remembers the grab timestampe. 1696synchronous (<code>$sync</code> is true). Also remembers the grab timestamp.</p>
1440</dd> 1697</dd>
1441<p></p> 1698</li>
1442<dt><strong><a name="item_allow_events_async">$term-&gt;allow_events_async</a></strong><br /> 1699<dt><strong><a name="item_allow_events_async">$term-&gt;allow_events_async</a></strong>
1443</dt> 1700
1444<dd> 1701<dd>
1445Calls XAllowEvents with AsyncBoth for the most recent grab. 1702<p>Calls XAllowEvents with AsyncBoth for the most recent grab.</p>
1446</dd> 1703</dd>
1447<p></p> 1704</li>
1448<dt><strong><a name="item_allow_events_sync">$term-&gt;allow_events_sync</a></strong><br /> 1705<dt><strong><a name="item_allow_events_sync">$term-&gt;allow_events_sync</a></strong>
1449</dt> 1706
1450<dd> 1707<dd>
1451Calls XAllowEvents with SyncBoth for the most recent grab. 1708<p>Calls XAllowEvents with SyncBoth for the most recent grab.</p>
1452</dd> 1709</dd>
1453<p></p> 1710</li>
1454<dt><strong><a name="item_allow_events_replay">$term-&gt;allow_events_replay</a></strong><br /> 1711<dt><strong><a name="item_allow_events_replay">$term-&gt;allow_events_replay</a></strong>
1455</dt> 1712
1456<dd> 1713<dd>
1457Calls XAllowEvents with both ReplayPointer and ReplayKeyboard for the most 1714<p>Calls XAllowEvents with both ReplayPointer and ReplayKeyboard for the most
1458recent grab. 1715recent grab.</p>
1459</dd> 1716</dd>
1460<p></p> 1717</li>
1461<dt><strong><a name="item_ungrab">$term-&gt;ungrab</a></strong><br /> 1718<dt><strong><a name="item_ungrab">$term-&gt;ungrab</a></strong>
1462</dt> 1719
1463<dd> 1720<dd>
1464Calls XUngrab for the most recent grab. Is called automatically on 1721<p>Calls XUngrab for the most recent grab. Is called automatically on
1465evaluation errors, as it is better to lose the grab in the error case as 1722evaluation errors, as it is better to lose the grab in the error case as
1466the session. 1723the session.</p>
1467</dd> 1724</dd>
1468<p></p> 1725</li>
1469<dt><strong><a name="item_xinternatom">$atom = $term-&gt;XInternAtom ($atom_name[, $only_if_exists])</a></strong><br /> 1726<dt><strong><a name="item_xinternatom">$atom = $term-&gt;XInternAtom ($atom_name[, $only_if_exists])</a></strong>
1470</dt> 1727
1471<dt><strong><a name="item_xgetatomname">$atom_name = $term-&gt;XGetAtomName ($atom)</a></strong><br /> 1728<dt><strong><a name="item_xgetatomname">$atom_name = $term-&gt;XGetAtomName ($atom)</a></strong>
1472</dt> 1729
1473<dt><strong><a name="item_xlistproperties">@atoms = $term-&gt;XListProperties ($window)</a></strong><br /> 1730<dt><strong><a name="item_xlistproperties">@atoms = $term-&gt;XListProperties ($window)</a></strong>
1474</dt> 1731
1475<dt><strong><a name="item_xgetwindowproperty">($type,$format,$octets) = $term-&gt;XGetWindowProperty ($window, $property)</a></strong><br /> 1732<dt><strong><a name="item_xgetwindowproperty">($type,$format,$octets) = $term-&gt;XGetWindowProperty ($window, $property)</a></strong>
1476</dt> 1733
1477<dt><strong><a name="item_xchangewindowproperty">$term-&gt;XChangeWindowProperty ($window, $property, $type, $format, $octets)</a></strong><br /> 1734<dt><strong><a name="item_xchangewindowproperty">$term-&gt;XChangeWindowProperty ($window, $property, $type, $format, $octets)</a></strong>
1478</dt> 1735
1479<dt><strong><a name="item_xdeleteproperty">$term-&gt;XDeleteProperty ($window, $property)</a></strong><br /> 1736<dt><strong><a name="item_xdeleteproperty">$term-&gt;XDeleteProperty ($window, $property)</a></strong>
1480</dt> 1737
1481<dt><strong><a name="item_defaultrootwindow">$window = $term-&gt;DefaultRootWindow</a></strong><br /> 1738<dt><strong><a name="item_defaultrootwindow">$window = $term-&gt;DefaultRootWindow</a></strong>
1482</dt> 1739
1483<dt><strong><a name="item_xreparentwindow">$term-&gt;XReparentWindow ($window, $parent, [$x, $y])</a></strong><br /> 1740<dt><strong><a name="item_xreparentwindow">$term-&gt;XReparentWindow ($window, $parent, [$x, $y])</a></strong>
1484</dt> 1741
1485<dt><strong><a name="item_xmapwindow">$term-&gt;XMapWindow ($window)</a></strong><br /> 1742<dt><strong><a name="item_xmapwindow">$term-&gt;XMapWindow ($window)</a></strong>
1486</dt> 1743
1487<dt><strong><a name="item_xunmapwindow">$term-&gt;XUnmapWindow ($window)</a></strong><br /> 1744<dt><strong><a name="item_xunmapwindow">$term-&gt;XUnmapWindow ($window)</a></strong>
1488</dt> 1745
1489<dt><strong><a name="item_xmoveresizewindow">$term-&gt;XMoveResizeWindow ($window, $x, $y, $width, $height)</a></strong><br /> 1746<dt><strong><a name="item_xmoveresizewindow">$term-&gt;XMoveResizeWindow ($window, $x, $y, $width, $height)</a></strong>
1490</dt> 1747
1491<dt><strong><a name="item_xtranslatecoordinates">($x, $y, $child_window) = $term-&gt;XTranslateCoordinates ($src, $dst, $x, $y)</a></strong><br /> 1748<dt><strong><a name="item_xtranslatecoordinates">($x, $y, $child_window) = $term-&gt;XTranslateCoordinates ($src, $dst, $x, $y)</a></strong>
1492</dt> 1749
1493<dt><strong><a name="item_xchangeinput">$term-&gt;XChangeInput ($window, $add_events[, $del_events])</a></strong><br /> 1750<dt><strong><a name="item_xchangeinput">$term-&gt;XChangeInput ($window, $add_events[, $del_events])</a></strong>
1494</dt> 1751
1495<dd> 1752<dd>
1496Various X or X-related functions. The <code>$term</code> object only serves as 1753<p>Various X or X-related functions. The <a href="#item__term"><code>$term</code></a> object only serves as
1497the source of the display, otherwise those functions map more-or-less 1754the source of the display, otherwise those functions map more-or-less
1498directory onto the X functions of the same name. 1755directory onto the X functions of the same name.</p>
1756</dd>
1757</li>
1499</dd> 1758</dl>
1500<p></p></dl>
1501<p> 1759<p>
1502</p> 1760</p>
1503<h2><a name="the_urxvt__popup_class">The <code>urxvt::popup</code> Class</a></h2> 1761<h2><a name="the_urxvt__popup_class">The <code>urxvt::popup</code> Class</a></h2>
1504<dl> 1762<dl>
1505<dt><strong><a name="item_add_title">$popup-&gt;add_title ($title)</a></strong><br /> 1763<dt><strong><a name="item_add_title">$popup-&gt;add_title ($title)</a></strong>
1506</dt> 1764
1507<dd> 1765<dd>
1508Adds a non-clickable title to the popup. 1766<p>Adds a non-clickable title to the popup.</p>
1509</dd> 1767</dd>
1510<p></p> 1768</li>
1511<dt><strong><a name="item_add_separator">$popup-&gt;add_separator ([$sepchr])</a></strong><br /> 1769<dt><strong><a name="item_add_separator">$popup-&gt;add_separator ([$sepchr])</a></strong>
1512</dt> 1770
1513<dd> 1771<dd>
1514Creates a separator, optionally using the character given as <code>$sepchr</code>. 1772<p>Creates a separator, optionally using the character given as <code>$sepchr</code>.</p>
1515</dd> 1773</dd>
1516<p></p> 1774</li>
1517<dt><strong><a name="item_add_button">$popup-&gt;add_button ($text, $cb)</a></strong><br /> 1775<dt><strong><a name="item_add_button">$popup-&gt;add_button ($text, $cb)</a></strong>
1518</dt> 1776
1519<dd> 1777<dd>
1520Adds a clickable button to the popup. <code>$cb</code> is called whenever it is 1778<p>Adds a clickable button to the popup. <code>$cb</code> is called whenever it is
1521selected. 1779selected.</p>
1522</dd> 1780</dd>
1523<p></p> 1781</li>
1524<dt><strong><a name="item_add_toggle">$popup-&gt;add_toggle ($text, $cb, $initial_value)</a></strong><br /> 1782<dt><strong><a name="item_add_toggle">$popup-&gt;add_toggle ($text, $initial_value, $cb)</a></strong>
1525</dt> 1783
1526<dd> 1784<dd>
1527Adds a toggle/checkbox item to the popup. Teh callback gets called 1785<p>Adds a toggle/checkbox item to the popup. The callback gets called
1528whenever it gets toggled, with a boolean indicating its value as its first 1786whenever it gets toggled, with a boolean indicating its new value as its
1529argument. 1787first argument.</p>
1530</dd> 1788</dd>
1531<p></p> 1789</li>
1532<dt><strong>$popup-&gt;show</strong><br /> 1790<dt><strong>$popup-&gt;show</strong>
1533</dt> 1791
1534<dd> 1792<dd>
1535Displays the popup (which is initially hidden). 1793<p>Displays the popup (which is initially hidden).</p>
1794</dd>
1795</li>
1536</dd> 1796</dl>
1537<p></p></dl>
1538<p> 1797<p>
1539</p> 1798</p>
1540<h2><a name="the_urxvt__timer_class">The <code>urxvt::timer</code> Class</a></h2> 1799<h2><a name="the_urxvt__timer_class">The <code>urxvt::timer</code> Class</a></h2>
1541<p>This class implements timer watchers/events. Time is represented as a 1800<p>This class implements timer watchers/events. Time is represented as a
1542fractional number of seconds since the epoch. Example:</p> 1801fractional number of seconds since the epoch. Example:</p>
… …
1548 -&gt;cb (sub { 1807 -&gt;cb (sub {
1549 $term-&gt;{overlay}-&gt;set (0, 0, 1808 $term-&gt;{overlay}-&gt;set (0, 0,
1550 sprintf &quot;%2d:%02d:%02d&quot;, (localtime urxvt::NOW)[2,1,0]); 1809 sprintf &quot;%2d:%02d:%02d&quot;, (localtime urxvt::NOW)[2,1,0]);
1551 });</pre> 1810 });</pre>
1552<dl> 1811<dl>
1553<dt><strong><a name="item__24timer__3d_new_urxvt_3a_3atimer">$timer = new urxvt::timer</a></strong><br /> 1812<dt><strong><a name="item__timer">$timer = new urxvt::timer</a></strong>
1554</dt> 1813
1555<dd> 1814<dd>
1556Create a new timer object in started state. It is scheduled to fire 1815<p>Create a new timer object in started state. It is scheduled to fire
1557immediately. 1816immediately.</p>
1558</dd> 1817</dd>
1559<p></p> 1818</li>
1560<dt><strong><a name="item_cb">$timer = $timer-&gt;cb (sub { my ($timer) = @_; ... })</a></strong><br /> 1819<dt><strong><a name="item_cb">$timer = $timer-&gt;cb (sub { my ($timer) = @_; ... })</a></strong>
1561</dt> 1820
1562<dd> 1821<dd>
1563Set the callback to be called when the timer triggers. 1822<p>Set the callback to be called when the timer triggers.</p>
1564</dd> 1823</dd>
1565<p></p> 1824</li>
1566<dt><strong><a name="item_at">$tstamp = $timer-&gt;at</a></strong><br /> 1825<dt><strong><a name="item_at">$tstamp = $timer-&gt;at</a></strong>
1567</dt> 1826
1568<dd> 1827<dd>
1569Return the time this watcher will fire next. 1828<p>Return the time this watcher will fire next.</p>
1570</dd> 1829</dd>
1571<p></p> 1830</li>
1572<dt><strong>$timer = $timer-&gt;set ($tstamp)</strong><br /> 1831<dt><strong>$timer = $timer-&gt;set ($tstamp)</strong>
1573</dt> 1832
1574<dd> 1833<dd>
1575Set the time the event is generated to $tstamp. 1834<p>Set the time the event is generated to $tstamp.</p>
1576</dd> 1835</dd>
1577<p></p> 1836</li>
1578<dt><strong><a name="item_interval">$timer = $timer-&gt;interval ($interval)</a></strong><br /> 1837<dt><strong><a name="item_interval">$timer = $timer-&gt;interval ($interval)</a></strong>
1579</dt> 1838
1580<dd> 1839<dd>
1581Normally (and when <code>$interval</code> is <code>0</code>), the timer will automatically 1840<p>Normally (and when <code>$interval</code> is <code>0</code>), the timer will automatically
1582stop after it has fired once. If <code>$interval</code> is non-zero, then the timer 1841stop after it has fired once. If <code>$interval</code> is non-zero, then the timer
1583is automatically rescheduled at the given intervals. 1842is automatically rescheduled at the given intervals.</p>
1584</dd> 1843</dd>
1585<p></p> 1844</li>
1586<dt><strong><a name="item_start">$timer = $timer-&gt;start</a></strong><br /> 1845<dt><strong><a name="item_start">$timer = $timer-&gt;start</a></strong>
1587</dt> 1846
1588<dd>
1589Start the timer.
1590</dd> 1847<dd>
1591<p></p> 1848<p>Start the timer.</p>
1849</dd>
1850</li>
1592<dt><strong>$timer = $timer-&gt;start ($tstamp)</strong><br /> 1851<dt><strong>$timer = $timer-&gt;start ($tstamp)</strong>
1593</dt> 1852
1594<dd> 1853<dd>
1595Set the event trigger time to <code>$tstamp</code> and start the timer. 1854<p>Set the event trigger time to <code>$tstamp</code> and start the timer.</p>
1596</dd> 1855</dd>
1597<p></p> 1856</li>
1598<dt><strong><a name="item_after">$timer = $timer-&gt;after ($delay)</a></strong><br /> 1857<dt><strong><a name="item_after">$timer = $timer-&gt;after ($delay)</a></strong>
1599</dt> 1858
1600<dd> 1859<dd>
1601Like <a href="#item_start"><code>start</code></a>, but sets the expiry timer to c&lt;urxvt::NOW + $delay&gt;. 1860<p>Like <a href="#item_start"><code>start</code></a>, but sets the expiry timer to c&lt;urxvt::NOW + $delay&gt;.</p>
1602</dd> 1861</dd>
1603<p></p> 1862</li>
1604<dt><strong><a name="item_stop">$timer = $timer-&gt;stop</a></strong><br /> 1863<dt><strong><a name="item_stop">$timer = $timer-&gt;stop</a></strong>
1605</dt> 1864
1606<dd>
1607Stop the timer.
1608</dd> 1865<dd>
1609<p></p></dl> 1866<p>Stop the timer.</p>
1867</dd>
1868</li>
1869</dl>
1610<p> 1870<p>
1611</p> 1871</p>
1612<h2><a name="the_urxvt__iow_class">The <code>urxvt::iow</code> Class</a></h2> 1872<h2><a name="the_urxvt__iow_class">The <code>urxvt::iow</code> Class</a></h2>
1613<p>This class implements io watchers/events. Example:</p> 1873<p>This class implements io watchers/events. Example:</p>
1614<pre> 1874<pre>
… …
1623 # $revents must be 1 here, no need to check 1883 # $revents must be 1 here, no need to check
1624 sysread $term-&gt;{socket}, my $buf, 8192 1884 sysread $term-&gt;{socket}, my $buf, 8192
1625 or end-of-file; 1885 or end-of-file;
1626 });</pre> 1886 });</pre>
1627<dl> 1887<dl>
1628<dt><strong><a name="item__24iow__3d_new_urxvt_3a_3aiow">$iow = new urxvt::iow</a></strong><br /> 1888<dt><strong><a name="item__iow">$iow = new urxvt::iow</a></strong>
1629</dt> 1889
1630<dd> 1890<dd>
1631Create a new io watcher object in stopped state. 1891<p>Create a new io watcher object in stopped state.</p>
1632</dd> 1892</dd>
1633<p></p> 1893</li>
1634<dt><strong>$iow = $iow-&gt;cb (sub { my ($iow, $reventmask) = @_; ... })</strong><br /> 1894<dt><strong>$iow = $iow-&gt;cb (sub { my ($iow, $reventmask) = @_; ... })</strong>
1635</dt> 1895
1636<dd> 1896<dd>
1637Set the callback to be called when io events are triggered. <code>$reventmask</code> 1897<p>Set the callback to be called when io events are triggered. <code>$reventmask</code>
1638is a bitset as described in the <a href="#item_events"><code>events</code></a> method. 1898is a bitset as described in the <a href="#item_events"><code>events</code></a> method.</p>
1639</dd> 1899</dd>
1640<p></p> 1900</li>
1641<dt><strong><a name="item_fd">$iow = $iow-&gt;fd ($fd)</a></strong><br /> 1901<dt><strong><a name="item_fd">$iow = $iow-&gt;fd ($fd)</a></strong>
1642</dt> 1902
1643<dd> 1903<dd>
1644Set the filedescriptor (not handle) to watch. 1904<p>Set the file descriptor (not handle) to watch.</p>
1645</dd> 1905</dd>
1646<p></p> 1906</li>
1647<dt><strong><a name="item_events">$iow = $iow-&gt;events ($eventmask)</a></strong><br /> 1907<dt><strong><a name="item_events">$iow = $iow-&gt;events ($eventmask)</a></strong>
1648</dt> 1908
1649<dd> 1909<dd>
1650Set the event mask to watch. The only allowed values are 1910<p>Set the event mask to watch. The only allowed values are
1651<code>urxvt::EVENT_READ</code> and <code>urxvt::EVENT_WRITE</code>, which might be ORed 1911<code>urxvt::EVENT_READ</code> and <code>urxvt::EVENT_WRITE</code>, which might be ORed
1652together, or <code>urxvt::EVENT_NONE</code>. 1912together, or <code>urxvt::EVENT_NONE</code>.</p>
1653</dd> 1913</dd>
1654<p></p> 1914</li>
1655<dt><strong>$iow = $iow-&gt;start</strong><br /> 1915<dt><strong>$iow = $iow-&gt;start</strong>
1656</dt> 1916
1657<dd> 1917<dd>
1658Start watching for requested events on the given handle. 1918<p>Start watching for requested events on the given handle.</p>
1659</dd> 1919</dd>
1660<p></p> 1920</li>
1661<dt><strong>$iow = $iow-&gt;stop</strong><br /> 1921<dt><strong>$iow = $iow-&gt;stop</strong>
1662</dt> 1922
1663<dd> 1923<dd>
1664Stop watching for events on the given filehandle. 1924<p>Stop watching for events on the given file handle.</p>
1925</dd>
1926</li>
1665</dd> 1927</dl>
1666<p></p></dl>
1667<p> 1928<p>
1668</p> 1929</p>
1669<h2><a name="the_urxvt__iw_class">The <code>urxvt::iw</code> Class</a></h2> 1930<h2><a name="the_urxvt__iw_class">The <code>urxvt::iw</code> Class</a></h2>
1670<p>This class implements idle watchers, that get called automatically when 1931<p>This class implements idle watchers, that get called automatically when
1671the process is idle. They should return as fast as possible, after doing 1932the process is idle. They should return as fast as possible, after doing
1672some useful work.</p> 1933some useful work.</p>
1673<dl> 1934<dl>
1674<dt><strong><a name="item__24iw__3d_new_urxvt_3a_3aiw">$iw = new urxvt::iw</a></strong><br /> 1935<dt><strong><a name="item__iw">$iw = new urxvt::iw</a></strong>
1675</dt> 1936
1676<dd> 1937<dd>
1677Create a new idle watcher object in stopped state. 1938<p>Create a new idle watcher object in stopped state.</p>
1678</dd> 1939</dd>
1679<p></p> 1940</li>
1680<dt><strong>$iw = $iw-&gt;cb (sub { my ($iw) = @_; ... })</strong><br /> 1941<dt><strong>$iw = $iw-&gt;cb (sub { my ($iw) = @_; ... })</strong>
1681</dt> 1942
1682<dd> 1943<dd>
1683Set the callback to be called when the watcher triggers. 1944<p>Set the callback to be called when the watcher triggers.</p>
1684</dd> 1945</dd>
1685<p></p> 1946</li>
1686<dt><strong>$timer = $timer-&gt;start</strong><br /> 1947<dt><strong>$timer = $timer-&gt;start</strong>
1687</dt> 1948
1688<dd>
1689Start the watcher.
1690</dd> 1949<dd>
1691<p></p> 1950<p>Start the watcher.</p>
1951</dd>
1952</li>
1692<dt><strong>$timer = $timer-&gt;stop</strong><br /> 1953<dt><strong>$timer = $timer-&gt;stop</strong>
1693</dt> 1954
1694<dd>
1695Stop the watcher.
1696</dd> 1955<dd>
1697<p></p></dl> 1956<p>Stop the watcher.</p>
1957</dd>
1958</li>
1959</dl>
1698<p> 1960<p>
1699</p> 1961</p>
1700<h2><a name="the_urxvt__pw_class">The <code>urxvt::pw</code> Class</a></h2> 1962<h2><a name="the_urxvt__pw_class">The <code>urxvt::pw</code> Class</a></h2>
1701<p>This class implements process watchers. They create an event whenever a 1963<p>This class implements process watchers. They create an event whenever a
1702process exits, after which they stop automatically.</p> 1964process exits, after which they stop automatically.</p>
… …
1709 -&gt;cb (sub { 1971 -&gt;cb (sub {
1710 my ($pw, $exit_status) = @_; 1972 my ($pw, $exit_status) = @_;
1711 ... 1973 ...
1712 });</pre> 1974 });</pre>
1713<dl> 1975<dl>
1714<dt><strong><a name="item__24pw__3d_new_urxvt_3a_3apw">$pw = new urxvt::pw</a></strong><br /> 1976<dt><strong><a name="item__pw">$pw = new urxvt::pw</a></strong>
1715</dt> 1977
1716<dd> 1978<dd>
1717Create a new process watcher in stopped state. 1979<p>Create a new process watcher in stopped state.</p>
1718</dd> 1980</dd>
1719<p></p> 1981</li>
1720<dt><strong>$pw = $pw-&gt;cb (sub { my ($pw, $exit_status) = @_; ... })</strong><br /> 1982<dt><strong>$pw = $pw-&gt;cb (sub { my ($pw, $exit_status) = @_; ... })</strong>
1721</dt> 1983
1722<dd> 1984<dd>
1723Set the callback to be called when the timer triggers. 1985<p>Set the callback to be called when the timer triggers.</p>
1724</dd> 1986</dd>
1725<p></p> 1987</li>
1726<dt><strong>$pw = $timer-&gt;start ($pid)</strong><br /> 1988<dt><strong>$pw = $timer-&gt;start ($pid)</strong>
1727</dt> 1989
1728<dd> 1990<dd>
1729Tells the wqtcher to start watching for process <code>$pid</code>. 1991<p>Tells the watcher to start watching for process <code>$pid</code>.</p>
1730</dd> 1992</dd>
1731<p></p> 1993</li>
1732<dt><strong>$pw = $pw-&gt;stop</strong><br /> 1994<dt><strong>$pw = $pw-&gt;stop</strong>
1733</dt> 1995
1734<dd>
1735Stop the watcher.
1736</dd> 1996<dd>
1737<p></p></dl> 1997<p>Stop the watcher.</p>
1998</dd>
1999</li>
2000</dl>
1738<p> 2001<p>
1739</p> 2002</p>
1740<hr /> 2003<hr />
1741<h1><a name="environment">ENVIRONMENT</a></h1> 2004<h1><a name="environment">ENVIRONMENT</a></h1>
1742<p> 2005<p>
1743</p> 2006</p>
1744<h2><a name="urxvt_perl_verbosity">URXVT_PERL_VERBOSITY</a></h2> 2007<h2><a name="urxvt_perl_verbosity">URXVT_PERL_VERBOSITY</a></h2>
1745<p>This variable controls the verbosity level of the perl extension. Higher 2008<p>This variable controls the verbosity level of the perl extension. Higher
1746numbers indicate more verbose output.</p> 2009numbers indicate more verbose output.</p>
1747<dl> 2010<dl>
1748<dt><strong><a name="item__3d_3d_0__2d_fatal_messages">== 0 - fatal messages</a></strong><br /> 2011<dt><strong><a name="item__3d_3d_0__2d_fatal_messages">== 0 - fatal messages</a></strong>
1749</dt> 2012
1750<dt><strong><a name="item__3e_3d_3__2d_script_loading_and_management">&gt;= 3 - script loading and management</a></strong><br /> 2013<dt><strong><a name="item__3e_3d_3__2d_script_loading_and_management">&gt;= 3 - script loading and management</a></strong>
1751</dt> 2014
1752<dt><strong><a name="item__3e_3d10__2d_all_called_hooks">&gt;=10 - all called hooks</a></strong><br /> 2015<dt><strong><a name="item__3e_3d10__2d_all_called_hooks">&gt;=10 - all called hooks</a></strong>
1753</dt> 2016
1754<dt><strong><a name="item__3e_3d11__2d_hook_reutrn_values">&gt;=11 - hook reutrn values</a></strong><br /> 2017<dt><strong><a name="item__3e_3d11__2d_hook_return_values">&gt;=11 - hook return values</a></strong>
1755</dt> 2018
1756</dl> 2019</dl>
1757<p> 2020<p>
1758</p> 2021</p>
1759<hr /> 2022<hr />
1760<h1><a name="author">AUTHOR</a></h1> 2023<h1><a name="author">AUTHOR</a></h1>

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