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diff --git a/lynx_help/keystrokes/edit_help.html b/lynx_help/keystrokes/edit_help.html new file mode 100644 index 0000000..42d3e8a --- /dev/null +++ b/lynx_help/keystrokes/edit_help.html @@ -0,0 +1,191 @@ +<!-- $LynxId: edit_help.html,v 1.30 2021/07/01 21:02:38 tom Exp $ --> +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"> +<html> +<head> + <meta name="generator" content= + "HTML Tidy for HTML5 for Linux version 5.6.0"> + <title>Lynx Line Editor Default Key Binding</title> + <link rev="made" href="mailto:lynx-dev@nongnu.org"> + <meta http-equiv="Content-Type" content= + "text/html; charset=us-ascii"> + <meta name="description" content= + "Describes Lynx's built-in line-editor, when it is used, and the keys used for the default binding. There are alternate and special bindings."> +</head> +<body> + <div class="nav"> + <ul> + <li><a href="#overview">Overview</a></li> + + <li><a href="#regular_keymap">Regular Keymap</a></li> + + <li><a href="#editing_keymap">Editing Keymap</a></li> + + <li><a href="#examples">Try it yourself</a></li> + + <li><a href="#notes">Notes</a></li> + </ul> + </div> + + <h2><a name="overview" id="overview">Overview</a></h2> + + <p><strong>Lynx</strong> invokes a built-in <em>Line Editor</em> + for entering strings in response to prompts, in forms, and for + email messages if an external editor has not been defined. + Alternative key bindings are normally available (unless + <strong>Lynx</strong> was configured with + <code>--disable-alt-bindings</code>). If available, they may be + selected via the “o”ptions menu, or by editing + lineedit_mode in the “.lynxrc” file.</p> + + <p>Two such alternative key bindings, which may be available on + your system, are the</p> + + <ul> + <li><a href="alt_edit_help.html">Alternative Binding</a> keymap + and the</li> + + <li><a href="bashlike_edit_help.html">Bash-like Binding</a> + keymap.</li> + </ul> + + <p>You can always see the current set of key-bindings in + <strong>Lynx</strong> by opening the special URL <a href= + "LYNXEDITMAP:">LYNXEDITMAP:</a>. This page is provided for those + not using Lynx.</p> + + <p><strong><em>Note:</em></strong> setting emacs/vi keys ON has + no effect on line-editor bindings.</p> + + <h2><a name="regular_keymap" id="regular_keymap">Regular + Keymap</a></h2> + + <p>This is the <em>Default Binding</em> keymap:</p> + + <pre> + ENTER Input complete - RETURN + TAB Input complete - TAB, Do + ABORT Input cancelled - Ctrl-G, Ctrl-O, (Ctrl-C on some systems) + ERASE Erase the line - Ctrl-U + + BACK Cursor back char - Left-Arrow + FORW Cursor forward char - Right-Arrow + BACKW Cursor back word - Ctrl-P + FORWW Cursor forward word - Ctrl-N + BOL Go to begin of line - Ctrl-A, Home, Find + EOL Go to end of line - Ctrl-E, End, Select + + DELP Delete prev char - Backspace, Delete, Remove + DELN Delete next char - Ctrl-D, Ctrl-R (<em><a href= +"#note_1">see note 1</a></em>) + DELPW Delete prev word - Ctrl-B + DELNW Delete next word - Ctrl-F + DELEL Delete to end of line - Ctrl-_ + + UPPER Upper case the line - Ctrl-T + LOWER Lower case the line - Ctrl-K + + LKCMD Invoke cmd prompt - Ctrl-V (in form text fields, only) (<em><a href="#note_2">see note 2</a></em>) + SWMAP Switch input keymap - Ctrl-^ (if compiled in) +</pre> + <h2><a name="editing_keymap" id="editing_keymap">Editing + Keymap</a></h2> + + <p><a name="TASpecial" id="TASpecial">These are special commands + for use only in textarea fields</a> (<em><a href="#note_3">see + note 3</a></em>):</p> + + <pre> + Textarea external edit - Ctrl-X e + Insert file in textarea - Ctrl-X i + Grow textarea - Ctrl-X g +</pre> + <h2><a name="emacs_bindings" id="emacs_bindings">Emacs-like + commands</a></h2> + + <pre> + TPOS Transpose characters - Ctrl-t + SETMARK Set mark at current position in line - Ctrl-@ + XPMARK Exchange current position with mark - Ctrl-x Ctrl-x + KILLREG Kill region between mark and position - Ctrl-x Ctrl-w (<em><a href="#note_3">see note 3</a></em>) + YANK Insert text last killed (with KILLREG) - Ctrl-y +</pre> + <h2><a name="examples" id="examples">Try it yourself</a></h2> + + <p>Here is a little textarea for practice:</p> + + <form action=""> + <p> + <textarea name="practice" cols="40" rows= + "5">This text cannot be submitted. Normally lines like +these would be part of a form that is filled out and +then submitted. You can move around here and delete +or add text as you like, using the Line-Editor keys. +</textarea><input type="reset" value="[reset content]"> + </p> + </form> + + <h2><a name="special_keys" id="special_keys">Special keys</a></h2> + + <p><samp><dfn>Ctrl-</dfn><strong>key</strong> means + Control+<strong><kbd>key</kbd></strong>. + <dfn><code>Ctrl-x</code></dfn> <strong>key</strong> means first + Control+<kbd>x</kbd>, then <strong><kbd>key</kbd></strong>. + <dfn>M-</dfn>key means Meta+<strong><kbd>key</kbd></strong>, + where Meta is a modifier that can be entered in a variety of + ways:</samp> + </p> + + <ul> + <li>First ESC, then the <strong><kbd>key</kbd></strong>. This + does not work with all systems or on all connections, and if it + does may not work for some keys (because the ESC character is + also part of code sequences for "normal" function keys).</li> + + <li>Alt+<strong><kbd>key</kbd></strong>. This works if the + terminal, console, or comm program is set up to interpret Alt + as a modifier to send ESC. The Linux console acts like that by + default for most keys; Kermit can be set up to do it, xterm can + be for some keys, and so on. But the same caveats as for the + previous item apply. This Alt mapping may also be possible, + independent of the ESC character, for some keys in + <strong>Lynx</strong> for DOS/i386 or for Win32.</li> + + <li>Ctrl-x <strong><kbd>key</kbd></strong>. Actually, currently + the same internal table is used for Meta and the Ctrl-x prefix. + Therefore all M-<strong><kbd>key</kbd></strong> combinations + can also be typed as Ctrl-x <strong><kbd>key</kbd></strong>, + and vice versa.</li> + </ul> + + <p>A few key names may be less familiar now than when + <strong>Lynx</strong> was first written: <em>Find</em>, + <em>Select</em> and <em>Remove</em>. The <a href= + "https://invisible-island.net/xterm/xterm.faq.html#xterm_keypad">XTerm + FAQ</a> shows some typical keypad layouts of emulators for VT220 + and other DEC terminals.</p> + + <p>The VT220 did not have a “backspace” key but + <strong>Lynx</strong>'s default bindings mention it. Both ASCII + <samp>BS</samp> (backspace) and <samp>DEL</samp> are bound by + default to the same functions. <samp>DEL</samp> (occasionally + referred to as <samp>RUBOUT</samp>) is not the same as + <samp>Delete</samp>: the former is a single character while the + latter is usually a sequence of characters.</p> + + <h2><a name="notes" id="notes">Notes</a></h2> + + <ol> + <li id="note_1">"next" means the character "under" a box or + underline style cursor; it means "to the immediate right of" an + I-beam (between characters) type cursor.</li> + + <li id="note_2">Follow Ctrl-V with any recognized key command, + to "escape" from a text input field.</li> + + <li id="note_3">For other key combinations using Ctrl-X as a + prefix key, see the Help page for the <a rel="Sibling" title= + "Bash-Like Binding" href= + "bashlike_edit_help.html">Bash-Like</a> Binding.</li> + </ol> +</body> +</html> |