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https://github.com/embarklabs/neo-blessed.git
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add mouse support
This commit is contained in:
Christopher Jeffrey
parent
8eaad35dfa
commit
a10edf116e
231
lib/program.js
231
lib/program.js
@ -57,6 +57,10 @@ Program.prototype.listen = function() {
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self.emit('keypress', ch, key);
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});
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this.input.on('data', function(data) {
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self.emit('data', data);
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});
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readline.emitKeypressEvents(this.input);
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this.input.resume();
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@ -72,6 +76,162 @@ Program.prototype.listen = function() {
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// self.x = cursor.x;
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// self.y = cursor.y;
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// });
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this.on('newListener', function fn(type) {
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if (type === 'mouse') {
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self.removeListener('newListener', fn);
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self.bindMouse();
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}
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});
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this.setMouse({ normalMouse: true });
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var i = 5;
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//this.on('keypress', function(ch, key) {
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// if (key.name === 'mouse') console.log(key);
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// if (!--i) this.setMouse({ normalMouse: false });
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//});
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this.on('mouse', function(data) {
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console.log(data);
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if (!--i) this.setMouse({ normalMouse: false });
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});
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};
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// XTerm mouse events
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// http://invisible-island.net/xterm/ctlseqs/ctlseqs.html#Mouse%20Tracking
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// To better understand these
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// the xterm code is very helpful:
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// Relevant files:
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// button.c, charproc.c, misc.c
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// Relevant functions in xterm/button.c:
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// BtnCode, EmitButtonCode, EditorButton, SendMousePosition
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Program.prototype.bindMouse = function() {
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this.on('data', this._bindMouse.bind(this));
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this.bindMouse = function() {};
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};
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Program.prototype._bindMouse = function(s) {
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// send a mouse event:
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// regular/utf8: ^[[M Cb Cx Cy
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// urxvt: ^[[ Cb ; Cx ; Cy M
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// sgr: ^[[ Cb ; Cx ; Cy M/m
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// vt300: ^[[ 24(1/3/5)~ [ Cx , Cy ] \r
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// locator: CSI P e ; P b ; P r ; P c ; P p & w
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// motion example of a left click:
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// ^[[M 3<^[[M@4<^[[M@5<^[[M@6<^[[M@7<^[[M#7<
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// mouseup, mousedown, mousewheel
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// left click: ^[[M 3<^[[M#3<
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// mousewheel up: ^[[M`3>
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var self = this;
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// FROM: node/lib/readline.js
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var ch
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, key = {
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name: undefined,
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ctrl: false,
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meta: false,
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shift: false
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}
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, parts;
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if (Buffer.isBuffer(s)) {
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if (s[0] > 127 && s[1] === undefined) {
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s[0] -= 128;
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s = '\x1b' + s.toString('utf-8');
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} else {
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s = s.toString('utf-8');
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}
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}
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// XTerm / X10
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if (parts = /^\x1b\[M([\x20-\x7f\x00]{3})/.exec(s)) {
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var b = parts[1].charCodeAt(0)
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, x = parts[1].charCodeAt(1)
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, y = parts[1].charCodeAt(2);
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key.name = 'mouse';
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key.type = 'X10';
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key.button = b;
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key.x = x - 32;
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key.y = y - 32;
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self.emit('keypress', null, key);
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self.emit('mouse', key);
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return;
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}
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// URxvt
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if (parts = /^\x1b\[((?:\d+;){3})M/.exec(s)) {
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var parts = parts[1].split(';')
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, b = +parts[0]
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, x = +parts[1]
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, y = +parts[2];
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key.name = 'mouse';
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key.type = 'urxvt';
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key.button = b;
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key.x = x;
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key.y = y;
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self.emit('keypress', null, key);
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self.emit('mouse', key);
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return;
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}
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// SGR
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if (parts = /^\x1b\[<((?:\d+;){3})([mM])/.exec(s)) {
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var down = parts[2] === 'm'
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, parts = parts[1].split(';')
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, b = +parts[0]
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, x = +parts[1]
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, y = +parts[2];
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key.name = 'mouse';
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key.type = 'sgr';
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key.button = b;
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key.x = x;
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key.y = y;
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key.down = down;
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self.emit('keypress', null, key);
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self.emit('mouse', key);
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return;
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}
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// DEC
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if (parts = /^\x1b\[<((?:\d+;){4})&w/.exec(s)) {
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var parts = parts[1].split(';')
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, b = +parts[0]
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, x = +parts[1]
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, y = +parts[2]
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, page = +parts[3];
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key.name = 'mouse';
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key.type = 'dec';
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key.button = b;
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key.x = x;
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key.y = y;
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self.emit('keypress', null, key);
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self.emit('mouse', key);
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return;
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}
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// vt300
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if (parts = /^\x1b\[24([0135])~\[(\d+),(\d+)\]\r/.exec(s)) {
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var b = +parts[1]
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, x = +parts[2]
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, y = +parts[3];
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key.name = 'mouse';
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key.type = 'vt300';
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key.button = b;
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key.x = x;
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key.y = y;
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self.emit('keypress', null, key);
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self.emit('mouse', key);
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return;
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}
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};
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Program.prototype.receive = function(text, callback) {
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@ -1082,6 +1242,77 @@ Program.prototype.normalBuffer = function() {
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return this.resetMode('?1049');
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};
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// Set Mouse
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Program.prototype.setMouse = function(opt) {
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// Ps = 9 -> Send Mouse X & Y on button press. See the sec-
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// tion Mouse Tracking.
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// Ps = 9 -> Don't send Mouse X & Y on button press.
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// x10 mouse
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if (opt.x10Mouse != null) {
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if (opt.x10Mouse) this.setMode('?9');
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else this.resetMode('?9');
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}
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// Ps = 1 0 0 0 -> Send Mouse X & Y on button press and
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// release. See the section Mouse Tracking.
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// Ps = 1 0 0 0 -> Don't send Mouse X & Y on button press and
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// release. See the section Mouse Tracking.
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// vt200 mouse
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if (opt.vt200Mouse != null) {
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if (opt.vt200Mouse) this.setMode('?1000');
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else this.resetMode('?1000');
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}
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// Ps = 1 0 0 1 -> Use Hilite Mouse Tracking.
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// Ps = 1 0 0 1 -> Don't use Hilite Mouse Tracking.
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if (opt.hiliteTracking != null) {
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if (opt.hiliteTracking) this.setMode('?1001');
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else this.resetMode('?1001');
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}
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// Ps = 1 0 0 2 -> Use Cell Motion Mouse Tracking.
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// Ps = 1 0 0 2 -> Don't use Cell Motion Mouse Tracking.
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// button event mouse
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if (opt.normalMouse != null) {
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if (opt.normalMouse) this.setMode('?1002');
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else this.resetMode('?1002');
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}
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// Ps = 1 0 0 3 -> Use All Motion Mouse Tracking.
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// Ps = 1 0 0 3 -> Don't use All Motion Mouse Tracking.
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// any event mouse
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if (opt.normalMouse != null) {
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if (opt.normalMouse) this.setMode('?1003');
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else this.resetMode('?1003');
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}
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// Ps = 1 0 0 4 -> Send FocusIn/FocusOut events.
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// Ps = 1 0 0 4 -> Don't send FocusIn/FocusOut events.
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if (opt.sendFocus != null) {
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if (opt.sendFocus) this.setMode('?1004');
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else this.resetMode('?1004');
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}
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// Ps = 1 0 0 5 -> Enable Extended Mouse Mode.
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// Ps = 1 0 0 5 -> Disable Extended Mouse Mode.
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if (opt.utfMouse != null) {
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if (opt.utfMouse) this.setMode('?1005');
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else this.resetMode('?1005');
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}
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// sgr mouse
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if (opt.sgrMouse != null) {
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if (opt.sgrMouse) this.setMode('?1006');
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else this.resetMode('?1006');
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}
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// urxvt mouse
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if (opt.urxvtMouse != null) {
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if (opt.urxvtMouse) this.setMode('?1015');
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else this.resetMode('?1015');
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}
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};
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// CSI Ps ; Ps r
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// Set Scrolling Region [top;bottom] (default = full size of win-
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// dow) (DECSTBM).
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