feat: 초기 프로젝트 설정 및 룰.md 파일 추가

api.hyungi.net/node_modules/blessed/lib/widgets/checkbox.js

@@ -0,0 +1,91 @@
+/**
+ * checkbox.js - checkbox element for blessed
+ * Copyright (c) 2013-2015, Christopher Jeffrey and contributors (MIT License).
+ * https://github.com/chjj/blessed
+ */
+
+/**
+ * Modules
+ */
+
+var Node = require('./node');
+var Input = require('./input');
+
+/**
+ * Checkbox
+ */
+
+function Checkbox(options) {
+  var self = this;
+
+  if (!(this instanceof Node)) {
+    return new Checkbox(options);
+  }
+
+  options = options || {};
+
+  Input.call(this, options);
+
+  this.text = options.content || options.text || '';
+  this.checked = this.value = options.checked || false;
+
+  this.on('keypress', function(ch, key) {
+    if (key.name === 'enter' || key.name === 'space') {
+      self.toggle();
+      self.screen.render();
+    }
+  });
+
+  if (options.mouse) {
+    this.on('click', function() {
+      self.toggle();
+      self.screen.render();
+    });
+  }
+
+  this.on('focus', function() {
+    var lpos = self.lpos;
+    if (!lpos) return;
+    self.screen.program.lsaveCursor('checkbox');
+    self.screen.program.cup(lpos.yi, lpos.xi + 1);
+    self.screen.program.showCursor();
+  });
+
+  this.on('blur', function() {
+    self.screen.program.lrestoreCursor('checkbox', true);
+  });
+}
+
+Checkbox.prototype.__proto__ = Input.prototype;
+
+Checkbox.prototype.type = 'checkbox';
+
+Checkbox.prototype.render = function() {
+  this.clearPos(true);
+  this.setContent('[' + (this.checked ? 'x' : ' ') + '] ' + this.text, true);
+  return this._render();
+};
+
+Checkbox.prototype.check = function() {
+  if (this.checked) return;
+  this.checked = this.value = true;
+  this.emit('check');
+};
+
+Checkbox.prototype.uncheck = function() {
+  if (!this.checked) return;
+  this.checked = this.value = false;
+  this.emit('uncheck');
+};
+
+Checkbox.prototype.toggle = function() {
+  return this.checked
+    ? this.uncheck()
+    : this.check();
+};
+
+/**
+ * Expose
+ */
+
+module.exports = Checkbox;