* Most of new key/DSR implementation in place... a bit more to go with separation of ch vs key & cleaing up the two handlers -> one onKeyPress

This commit is contained in:
Bryan Ashby 2015-06-04 22:29:14 -06:00
parent a427ad3dda
commit dd0568f207
4 changed files with 185 additions and 34 deletions

View File

@ -30,10 +30,6 @@
THE SOFTWARE.
--------------------------
*/
var stream = require('stream');
var assert = require('assert');
var term = require('./client_term.js');
var miscUtil = require('./misc_util.js');
var ansi = require('./ansi_term.js');
@ -42,6 +38,10 @@ var user = require('./user.js');
var moduleUtil = require('./module_util.js');
var menuUtil = require('./menu_util.js');
var stream = require('stream');
var assert = require('assert');
var _ = require('lodash');
exports.Client = Client;
//var ANSI_CONTROL_REGEX = /(?:(?:\u001b\[)|\u009b)(?:(?:[0-9]{1,3})?(?:(?:;[0-9]{0,3})*)?[A-M|f-m])|\u001b[A-M]/g;
@ -110,12 +110,24 @@ function getIntArgArray(array) {
return array;
}
var REGEXP_ANSI_KEYCODE_ANYWHERE = /(?:\u001b)([a-zA-Z0-9])/;
var REGEXP_ANSI_KEYCODE = new RegExp('^' + REGEXP_ANSI_KEYCODE_ANYWHERE.source + '$');
var REGEXP_ANSI_KEYCODE_FUNC_ANYWHERE = /(?:\u001b+)(O|N|\[|\[\[)(?:(\d+)(?:;(\d+))?([~^$])|(?:M([@ #!a`])(.)(.))|(?:1;)?(\d+)?([a-zA-Z]))/;
var REGEXP_ANSI_KEYCODE_FUNC = new RegExp('^' + REGEXP_ANSI_KEYCODE_FUNC_ANYWHERE.source);
var REGEXP_ANSI_KEYCODE_ESC = new RegExp(
[ REGEXP_ANSI_KEYCODE_FUNC_ANYWHERE.source, REGEXP_ANSI_KEYCODE_ANYWHERE.source, /\u001b./.source].join('|'));
var RE_DSR_RESPONSE = /(?:\u001b\[)([0-9\;]+)([R])/;
var RE_META_KEYCODE_ANYWHERE = /(?:\u001b)([a-zA-Z0-9])/;
var RE_META_KEYCODE = new RegExp('^' + RE_META_KEYCODE_ANYWHERE.source + '$');
var RE_FUNCTION_KEYCODE_ANYWHERE = new RegExp('(?:\u001b+)(O|N|\\[|\\[\\[)(?:' + [
'(\\d+)(?:;(\\d+))?([~^$])',
'(?:M([@ #!a`])(.)(.))', // mouse stuff
'(?:1;)?(\\d+)?([a-zA-Z])'
].join('|') + ')');
var RE_FUNCTION_KEYCODE = new RegExp('^' + RE_FUNCTION_KEYCODE_ANYWHERE.source);
var RE_ESC_CODE_ANYWHERE = new RegExp( [
RE_FUNCTION_KEYCODE_ANYWHERE.source,
RE_META_KEYCODE_ANYWHERE.source,
RE_DSR_RESPONSE.source,
/\u001b./.source
].join('|'));
function Client(input, output) {
@ -138,27 +150,119 @@ function Client(input, output) {
// References:
// * http://www.ansi-bbs.org/ansi-bbs-core-server.html
//
// Implementation inspired from https://github.com/chjj/blessed/blob/master/lib/keys.js
// Implementation inspired from Christopher Jeffrey's Blessing library:
// https://github.com/chjj/blessed/blob/master/lib/keys.js
//
// :TODO: this is a WIP v2 of onData()
this.isMouseInput = function(s) {
return /\x1b\[M/.test(s) ||
/\u001b\[M([\x00\u0020-\uffff]{3})/.test(s) ||
/\u001b\[(\d+;\d+;\d+)M/.test(s) ||
/\u001b\[<(\d+;\d+;\d+)([mM])/.test(s) ||
/\u001b\[<(\d+;\d+;\d+;\d+)&w/.test(s) ||
/\u001b\[24([0135])~\[(\d+),(\d+)\]\r/.test(s) ||
/\u001b\[(O|I)/.test(s);
this.isMouseInput = function(data) {
return /\x1b\[M/.test(data) ||
/\u001b\[M([\x00\u0020-\uffff]{3})/.test(data) ||
/\u001b\[(\d+;\d+;\d+)M/.test(data) ||
/\u001b\[<(\d+;\d+;\d+)([mM])/.test(data) ||
/\u001b\[<(\d+;\d+;\d+;\d+)&w/.test(data) ||
/\u001b\[24([0135])~\[(\d+),(\d+)\]\r/.test(data) ||
/\u001b\[(O|I)/.test(data);
};
this.getKeyComponentsFromCode = function(code) {
return {
// xterm/gnome
'OP' : { name : 'f1' },
'OQ' : { name : 'f2' },
'OR' : { name : 'f3' },
'OS' : { name : 'f4' },
'OA' : { name : 'up arrow' },
'OB' : { name : 'down arrow' },
'OC' : { name : 'right arrow' },
'OD' : { name : 'left arrow' },
'OE' : { name : 'clear' },
'OF' : { name : 'end' },
'OH' : { name : 'home' },
// xterm/rxvt
'[11~' : { name : 'f1' },
'[12~' : { name : 'f2' },
'[13~' : { name : 'f3' },
'[14~' : { name : 'f4' },
'[1~' : { name : 'home' },
'[2~' : { name : 'insert' },
'[3~' : { name : 'delete' },
'[4~' : { name : 'end' },
'[5~' : { name : 'page up' },
'[6~' : { name : 'page down' },
// Cygwin & libuv
'[[A' : { name : 'f1' },
'[[B' : { name : 'f2' },
'[[C' : { name : 'f3' },
'[[D' : { name : 'f4' },
'[[E' : { name : 'f5' },
// Common impls
'[15~' : { name : 'f5' },
'[17~' : { name : 'f6' },
'[18~' : { name : 'f7' },
'[19~' : { name : 'f8' },
'[20~' : { name : 'f9' },
'[21~' : { name : 'f10' },
'[23~' : { name : 'f11' },
'[24~' : { name : 'f12' },
// xterm
'[A' : { name : 'up arrow' },
'[B' : { name : 'down arrow' },
'[C' : { name : 'right arrow' },
'[D' : { name : 'left arrow' },
'[E' : { name : 'clear' },
'[F' : { name : 'end' },
'[H' : { name : 'home' },
// PuTTY
'[[5~' : { name : 'page up' },
'[[6~' : { name : 'page down' },
// rvxt
'[7~' : { name : 'home' },
'[8~' : { name : 'end' },
// rxvt with modifiers
/* rxvt keys with modifiers */
'[a' : { name : 'up arrow', shift : true },
'[b' : { name : 'down arrow', shift : true },
'[c' : { name : 'right arrow', shift : true },
'[d' : { name : 'left arrow', shift : true },
'[e' : { name : 'clear', shift : true },
'[2$' : { name : 'insert', shift : true },
'[3$' : { name : 'delete', shift : true },
'[5$' : { name : 'page up', shift : true },
'[6$' : { name : 'page down', shift : true },
'[7$' : { name : 'home', shift : true },
'[8$' : { name : 'end', shift : true },
'Oa' : { name : 'up arrow', ctrl : true },
'Ob' : { name : 'down arrow', ctrl : true },
'Oc' : { name : 'right arrow', ctrl : true },
'Od' : { name : 'left arrow', ctrl : true },
'Oe' : { name : 'clear', ctrl : true },
'[2^' : { name : 'insert', ctrl : true },
'[3^' : { name : 'delete', ctrl : true },
'[5^' : { name : 'page up', ctrl : true },
'[6^' : { name : 'page down', ctrl : true },
'[7^' : { name : 'home', ctrl : true },
'[8^' : { name : 'end', ctrl : true },
// other
'[Z' : { name : 'tab', shift : true },
}[code];
};
this.on('dataXXXX', function clientData(data) {
var len = data.length;
this.on('data', function clientData(data) {
// create a uniform format that can be parsed below
if(data[0] > 127 && undefined === data[1]) {
@ -174,7 +278,7 @@ function Client(input, output) {
var buf = [];
var m;
while((m = REGEXP_ANSI_KEYCODE_ANYWHERE.exec(data))) {
while((m = RE_ESC_CODE_ANYWHERE.exec(data))) {
buf = buf.concat(data.slice(0, m.index).split(''));
buf.push(m[0]);
data = data.slice(m.index + m[0].length);
@ -193,7 +297,14 @@ function Client(input, output) {
var parts;
if('\r' === s) {
if((parts = RE_DSR_RESPONSE.exec(s))) {
if('R' === parts[2]) {
var cprArgs = getIntArgArray(parts[1].split(';'));
if(2 === cprArgs.length) {
self.emit('cursor position report', cprArgs);
}
}
} else if('\r' === s) {
key.name = 'return';
} else if('\n' === s) {
key.name = 'line feed';
@ -220,12 +331,12 @@ function Client(input, output) {
} else if(1 === s.length && s >= 'A' && s <= 'Z') {
key.name = s.toLowerCase();
key.shift = true;
} else if ((parts = REGEXP_ANSI_KEYCODE.exec(s))) {
} else if ((parts = RE_META_KEYCODE.exec(s))) {
// meta with character key
key.name = parts[1].toLowerCase();
key.meta = true;
key.shift = /^[A-Z]$/.test(parts[1]);
} else if((parts = REGEXP_ANSI_KEYCODE_FUNC.exec(s))) {
} else if((parts = RE_FUNCTION_KEYCODE.exec(s))) {
var code =
(parts[1] || '') + (parts[2] || '') +
(parts[4] || '') + (parts[9] || '');
@ -235,8 +346,25 @@ function Client(input, output) {
key.meta = !!(modifier & 10);
key.shift = !!(modifier & 1);
key.code = code;
_.assign(key, self.getKeyComponentsFromCode(code));
}
var ch;
if(1 === s.length) {
ch = s;
} else if('space' === key.name) {
// stupid hack to always get space as a regular char
ch = ' ';
}
if(_.isUndefined(key.name)) {
key = undefined;
}
if(key || ch) {
self.emit('key press', ch, key);
}
});
});
@ -244,13 +372,11 @@ function Client(input, output) {
// Peek at |data| and emit for any specialized handling
// such as ANSI control codes or user/keyboard input
//
self.on('data', function onData(data) {
self.on('dataXX', function onData(data) {
var len = data.length;
var c;
var name;
console.log(data)
if(1 === len) {
c = data[0];

View File

@ -11,7 +11,7 @@ var assert = require('assert');
var _ = require('lodash');
var SPECIAL_KEY_MAP_DEFAULT = {
lineFeed : [ 'enter' ],
lineFeed : [ 'return' ],
exit : [ 'esc' ],
backspace : [ 'backspace' ],
del : [ 'del' ],

View File

@ -11,7 +11,7 @@ exports.View = View;
exports.VIEW_SPECIAL_KEY_MAP_DEFAULT = VIEW_SPECIAL_KEY_MAP_DEFAULT;
var VIEW_SPECIAL_KEY_MAP_DEFAULT = {
accept : [ 'enter' ],
accept : [ 'return' ],
exit : [ 'esc' ],
backspace : [ 'backspace', 'del' ],
del : [ 'del' ],

View File

@ -35,6 +35,30 @@ function ViewController(options) {
this.mciViewFactory = new MCIViewFactory(this.client);
this.submitKeyMap = {};
this.clientKeyPressHandler = function(ch, specialKey) {
console.log('ch=' + ch + ' / ' + JSON.stringify(specialKey));
// :TODO: pass actual key object along here
if(specialKey) {
var submitViewId = self.submitKeyMap[specialKey.name];
if(submitViewId) {
self.switchFocus(submitViewId);
self.submitForm();
} else {
// :TODO: pass actual key here
if(self.focusedView && self.focusedView.acceptsInput) {
self.focusedView.onSpecialKeyPress(specialKey.name);
}
}
} else {
assert(_.isString(ch));
if(self.focusedView && self.focusedView.acceptsInput) {
self.focusedView.onKeyPress(ch);
}
}
};
/*
this.clientKeyPressHandler = function(key, isSpecial) {
if(isSpecial) {
return;
@ -58,6 +82,7 @@ function ViewController(options) {
}
}
};
*/
this.viewActionListener = function(action) {
switch(action) {
@ -296,7 +321,7 @@ ViewController.prototype.attachClientEvents = function() {
}
this.client.on('key press', this.clientKeyPressHandler);
this.client.on('special key', this.clientSpecialKeyHandler);
//this.client.on('special key', this.clientSpecialKeyHandler);
this.attached = true;
};
@ -307,7 +332,7 @@ ViewController.prototype.detachClientEvents = function() {
}
this.client.removeListener('key press', this.clientKeyPressHandler);
this.client.removeListener('special key', this.clientSpecialKeyHandler);
//this.client.removeListener('special key', this.clientSpecialKeyHandler);
for(var id in this.views) {
this.views[id].removeAllListeners();
@ -342,7 +367,7 @@ ViewController.prototype.switchFocus = function(id) {
var view = this.getView(id);
if(view && view.acceptsFocus) {
this.switchFocusEvent('enter', view);
this.switchFocusEvent('return', view);
this.focusedView = view;
this.focusedView.setFocus(true);