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Diffstat (limited to 'js/components/editable.reel')
-rw-r--r-- | js/components/editable.reel/editable.js | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/js/components/editable.reel/editable.js b/js/components/editable.reel/editable.js new file mode 100644 index 00000000..1d0ad776 --- /dev/null +++ b/js/components/editable.reel/editable.js | |||
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1 | /* ComputedStyleSubPanel.js */ | ||
2 | var Montage = require("montage").Montage, | ||
3 | Component = require("montage/ui/component").Component; | ||
4 | |||
5 | |||
6 | /* | ||
7 | |||
8 | EDITABLE - Methods | ||
9 | - startEdit | ||
10 | - stopEdit | ||
11 | - value | ||
12 | - | ||
13 | - _suggest | ||
14 | - _suggestNext | ||
15 | - _suggestPrev | ||
16 | - _clearSuggest | ||
17 | - _accept | ||
18 | - _revert | ||
19 | - _setCaret | ||
20 | |||
21 | */ | ||
22 | |||
23 | |||
24 | exports.Editable = Montage.create(Component, { | ||
25 | hasTemplate: { value: false }, | ||
26 | |||
27 | _element : { value : null }, | ||
28 | element : { | ||
29 | get : function() { | ||
30 | return this._element; | ||
31 | }, | ||
32 | set : function(el) { | ||
33 | this._element = el; | ||
34 | this._element.addEventListener('keydown', this, false); | ||
35 | this._element.addEventListener('input', this, false); | ||
36 | |||
37 | if(this.startOnEvent) { | ||
38 | this._element.addEventListener(this.startOnEvent, this, false); | ||
39 | } | ||
40 | |||
41 | } | ||
42 | }, | ||
43 | _readOnly : { | ||
44 | value: false | ||
45 | }, | ||
46 | readOnly : { | ||
47 | get : function() { return this._readOnly; }, | ||
48 | set : function(makeReadOnly) { | ||
49 | var action = makeReadOnly ? 'add' : 'remove'; | ||
50 | |||
51 | this._element.classList[action](this.readOnlyClass); | ||
52 | |||
53 | if(this.isEditable) { | ||
54 | this.stop(); | ||
55 | } | ||
56 | this._readOnly = makeReadOnly; | ||
57 | } | ||
58 | }, | ||
59 | _isEditable : { | ||
60 | value : false | ||
61 | }, | ||
62 | isEditable : { | ||
63 | get : function() { | ||
64 | return this._isEditable; | ||
65 | }, | ||
66 | set: function(makeEditable) { | ||
67 | if(this._readOnly && makeEditable) { return false; } | ||
68 | this._isEditable = makeEditable; | ||
69 | } | ||
70 | }, | ||
71 | _isDirty : { | ||
72 | value: false | ||
73 | }, | ||
74 | isDirty : { | ||
75 | get : function() { | ||
76 | return this._isDirty; | ||
77 | }, | ||
78 | set : function(setDirty) { | ||
79 | if(setDirty) { | ||
80 | this._isDirty = true; | ||
81 | this._sendEvent('dirty'); | ||
82 | } else { | ||
83 | this._isDirty = false; | ||
84 | } | ||
85 | } | ||
86 | }, | ||
87 | value : { | ||
88 | get: function() { | ||
89 | return this._element.textContent; | ||
90 | }, | ||
91 | set: function(str) { | ||
92 | this._element.textContent = str; | ||
93 | } | ||
94 | }, | ||
95 | |||
96 | ///// Pre Edit Value | ||
97 | ///// Value stored when editing starts | ||
98 | ///// Useful for reverting to previous value | ||
99 | |||
100 | _preEditValue : { | ||
101 | value : null | ||
102 | }, | ||
103 | start : { | ||
104 | value: function() { | ||
105 | if(!this._readOnly) { | ||
106 | this._isEditable = this._element.contentEditable = true; | ||
107 | this._element.classList.add(this.editingClass); | ||
108 | |||
109 | ///// Save the preEditValue | ||
110 | this._preEditValue = this.value; | ||
111 | |||
112 | if(this.selectOnStart) { | ||
113 | this.selectAll(); | ||
114 | } | ||
115 | |||
116 | if(this.stopOnBlur) { | ||
117 | console.log('adding mousedown event listener'); | ||
118 | ///// Simulate blur on editable node by listening to the doc | ||
119 | document.addEventListener('mouseup', this, false); | ||
120 | } | ||
121 | |||
122 | this._sendEvent('start'); | ||
123 | } | ||
124 | |||
125 | } | ||
126 | }, | ||
127 | stop : { | ||
128 | value: function() { | ||
129 | this._isEditable = this._element.contentEditable = false; | ||
130 | this._element.classList.remove(this.editingClass); | ||
131 | |||
132 | this._sendEvent('stop'); | ||
133 | |||
134 | ///// if value is different than pre-edit val, call onchange method | ||
135 | if(this._preEditValue !== this.value) { | ||
136 | this._sendEvent('change'); | ||
137 | } | ||
138 | } | ||
139 | }, | ||
140 | selectAll : { | ||
141 | value : function() { | ||
142 | var range = document.createRange(), | ||
143 | sel = window.getSelection(); | ||
144 | |||
145 | sel.removeAllRanges(); | ||
146 | range.selectNodeContents(this._element); | ||
147 | sel.addRange(range); | ||
148 | } | ||
149 | }, | ||
150 | setCursor : { | ||
151 | value : function(position) { | ||
152 | var index = position, | ||
153 | range, node, sel; | ||
154 | |||
155 | ///// argument can be "end" or an index | ||
156 | if(typeof position === 'string' && position === 'end') { | ||
157 | index = this.value.length; | ||
158 | } | ||
159 | |||
160 | sel = window.getSelection(); | ||
161 | sel.removeAllRanges(); | ||
162 | //debugger; | ||
163 | node = this._getFirstTextNode(); | ||
164 | range = document.createRange(); | ||
165 | range.setStart(node, index); | ||
166 | range.setEnd(node, index); | ||
167 | sel.addRange(range); | ||
168 | } | ||
169 | }, | ||
170 | blur : { | ||
171 | value : function() { | ||
172 | if(this._hint) { | ||
173 | this.accept(); | ||
174 | } | ||
175 | this.stop(); | ||
176 | document.removeEventListener('mouseup', this, false); | ||
177 | this._sendEvent('blur'); | ||
178 | } | ||
179 | }, | ||
180 | |||
181 | /* -------------------- User Event Handling -------------------- */ | ||
182 | |||
183 | handleKeydown : { | ||
184 | value : function(e) { | ||
185 | var k = e.keyCode; | ||
186 | console.log('keyCode: ' + k); | ||
187 | } | ||
188 | }, | ||
189 | ///// Text input has changed values | ||
190 | handleInput : { | ||
191 | value : function(e) { | ||
192 | if(!this.isDirty) { | ||
193 | this.isDirty = true; | ||
194 | } | ||
195 | |||
196 | this._sendEvent('input'); | ||
197 | } | ||
198 | }, | ||
199 | handleMouseup : { | ||
200 | value : function(e) { | ||
201 | console.log('handle mouse down'); | ||
202 | ///// Listen for simulated blur event | ||
203 | if(this.stopOnBlur && e._event.target !== this._element) { | ||
204 | this.blur(); | ||
205 | } | ||
206 | } | ||
207 | }, | ||
208 | handleEvent : { | ||
209 | value : function(e) { | ||
210 | console.log("event type : " + e._event.type); | ||
211 | ///// If configured, start on specified event | ||
212 | if(e._event.type === this.startOnEvent) { | ||
213 | this.start(); | ||
214 | } | ||
215 | } | ||
216 | }, | ||
217 | _sendEvent : { | ||
218 | value : function(type) { | ||
219 | var evt = document.createEvent("CustomEvent"); | ||
220 | evt.initCustomEvent(type, true, true); | ||
221 | this.dispatchEvent(evt); | ||
222 | } | ||
223 | }, | ||
224 | |||
225 | /* -------------------- CONFIG -------------------- */ | ||
226 | |||
227 | editingClass : { | ||
228 | value : 'editable' | ||
229 | }, | ||
230 | readOnlyClass : { | ||
231 | value : 'readOnly' | ||
232 | }, | ||
233 | selectOnStart : { | ||
234 | value : true | ||
235 | }, | ||
236 | startOnEvent : { | ||
237 | value : 'dblclick' | ||
238 |