1 | define([ |
---|
2 | "dojo/_base/lang", |
---|
3 | "dojo/_base/array", |
---|
4 | "dojo/_base/event", |
---|
5 | "dojo/window", |
---|
6 | "dijit/focus", |
---|
7 | "dijit/registry", |
---|
8 | "dijit/form/_TextBoxMixin", |
---|
9 | "dijit/form/ValidationTextBox", |
---|
10 | "dijit/_HasDropDown", |
---|
11 | "dojox/widget/FilePicker", |
---|
12 | "dojo/text!./resources/FilePickerTextBox.html", |
---|
13 | "dojo/_base/declare", |
---|
14 | "dojo/keys" // keys |
---|
15 | ], function(lang, array, event, windowUtils, focus, registry, _TextBoxMixin, ValidationTextBox, _HasDropDown, FilePicker, template, declare, keys){ |
---|
16 | |
---|
17 | /*===== |
---|
18 | ValidationTextBox = dijit.form.ValidationTextBox; |
---|
19 | _HasDropDown = dijit._HasDropDown; |
---|
20 | =====*/ |
---|
21 | return declare( "dojox.form.FilePickerTextBox", [ValidationTextBox, _HasDropDown], |
---|
22 | { |
---|
23 | // summary: |
---|
24 | // A validating text box tied to a file picker popup |
---|
25 | |
---|
26 | baseClass: "dojoxFilePickerTextBox", |
---|
27 | |
---|
28 | templateString: template, |
---|
29 | |
---|
30 | // searchDelay: Integer |
---|
31 | // Delay in milliseconds between when user types something and we start |
---|
32 | // searching based on that value |
---|
33 | searchDelay: 500, |
---|
34 | |
---|
35 | // valueItem: item |
---|
36 | // The item, in our store, of the directory relating to our value |
---|
37 | valueItem: null, |
---|
38 | |
---|
39 | // numPanes: number |
---|
40 | // The number of panes to display in our box (if we don't have any |
---|
41 | // minPaneWidth specified by our constraints) |
---|
42 | numPanes: 2.25, |
---|
43 | |
---|
44 | postMixInProperties: function(){ |
---|
45 | this.inherited(arguments); |
---|
46 | this.dropDown = new FilePicker(this.constraints); |
---|
47 | }, |
---|
48 | |
---|
49 | postCreate: function(){ |
---|
50 | this.inherited(arguments); |
---|
51 | // Make our connections we want |
---|
52 | this.connect(this.dropDown, "onChange", this._onWidgetChange); |
---|
53 | this.connect(this.focusNode, "onblur", "_focusBlur"); |
---|
54 | this.connect(this.focusNode, "onfocus", "_focusFocus"); |
---|
55 | this.connect(this.focusNode, "ondblclick", function(){ |
---|
56 | _TextBoxMixin.selectInputText(this.focusNode); |
---|
57 | }); |
---|
58 | }, |
---|
59 | |
---|
60 | _setValueAttr: function(/*string*/value, priorityChange, fromWidget){ |
---|
61 | // summary: sets the value of this widget |
---|
62 | if(!this._searchInProgress){ |
---|
63 | this.inherited(arguments); |
---|
64 | value = value || ""; |
---|
65 | var tVal = this.dropDown.get("pathValue") || ""; |
---|
66 | if(value !== tVal){ |
---|
67 | this._skip = true; |
---|
68 | var fx = lang.hitch(this, "_setBlurValue"); |
---|
69 | this.dropDown._setPathValueAttr(value, !fromWidget, |
---|
70 | this._settingBlurValue ? fx : null); |
---|
71 | } |
---|
72 | } |
---|
73 | }, |
---|
74 | |
---|
75 | _onWidgetChange: function(/*item*/item){ |
---|
76 | // summary: called when the path gets changed in the dropdown |
---|
77 | if(!item && this.focusNode.value){ |
---|
78 | this._hasValidPath = false; |
---|
79 | this.focusNode.value = ""; |
---|
80 | }else{ |
---|
81 | this.valueItem = item; |
---|
82 | var value = this.dropDown._getPathValueAttr(item); |
---|
83 | if(value){ |
---|
84 | this._hasValidPath = true; |
---|
85 | } |
---|
86 | if(!this._skip){ |
---|
87 | this._setValueAttr(value, undefined, true); |
---|
88 | } |
---|
89 | delete this._skip; |
---|
90 | } |
---|
91 | this.validate(); |
---|
92 | }, |
---|
93 | |
---|
94 | startup: function(){ |
---|
95 | if(!this.dropDown._started){ |
---|
96 | this.dropDown.startup(); |
---|
97 | } |
---|
98 | this.inherited(arguments); |
---|
99 | }, |
---|
100 | |
---|
101 | openDropDown: function(){ |
---|
102 | // set width to 0 so that it will resize automatically |
---|
103 | this.dropDown.domNode.style.width="0px"; |
---|
104 | if(!("minPaneWidth" in (this.constraints||{}))){ |
---|
105 | this.dropDown.set("minPaneWidth", (this.domNode.offsetWidth / this.numPanes)); |
---|
106 | } |
---|
107 | this.inherited(arguments); |
---|
108 | }, |
---|
109 | |
---|
110 | toggleDropDown: function(){ |
---|
111 | this.inherited(arguments); |
---|
112 | // Make sure our display is up-to-date with our value |
---|
113 | if(this._opened){ |
---|
114 | this.dropDown.set("pathValue", this.get("value")); |
---|
115 | } |
---|
116 | }, |
---|
117 | |
---|
118 | _focusBlur: function(/*Event*/ e){ |
---|
119 | // summary: called when the focus node gets blurred |
---|
120 | if(e.explicitOriginalTarget == this.focusNode && !this._allowBlur){ |
---|
121 | window.setTimeout(lang.hitch(this, function(){ |
---|
122 | if(!this._allowBlur){ |
---|
123 | this.focus(); |
---|
124 | } |
---|
125 | }), 1); |
---|
126 | }else if(this._menuFocus){ |
---|
127 | this.dropDown._updateClass(this._menuFocus, "Item", {"Hover": false}); |
---|
128 | delete this._menuFocus; |
---|
129 | } |
---|
130 | }, |
---|
131 | |
---|
132 | _focusFocus: function(/*Event*/ e){ |
---|
133 | // summary: called when the focus node gets focus |
---|
134 | if(this._menuFocus){ |
---|
135 | this.dropDown._updateClass(this._menuFocus, "Item", {"Hover": false}); |
---|
136 | } |
---|
137 | delete this._menuFocus; |
---|
138 | var focusNode = focus.curNode; |
---|
139 | if(focusNode){ |
---|
140 | focusNode = registry.byNode(focusNode); |
---|
141 | if(focusNode){ |
---|
142 | this._menuFocus = focusNode.domNode; |
---|
143 | } |
---|
144 | } |
---|
145 | if(this._menuFocus){ |
---|
146 | this.dropDown._updateClass(this._menuFocus, "Item", {"Hover": true}); |
---|
147 | } |
---|
148 | delete this._allowBlur; |
---|
149 | }, |
---|
150 | |
---|
151 | _onBlur: function(){ |
---|
152 | // summary: called when focus is shifted away from this widget |
---|
153 | this._allowBlur = true; |
---|
154 | delete this.dropDown._savedFocus; |
---|
155 | this.inherited(arguments); |
---|
156 | }, |
---|
157 | |
---|
158 | _setBlurValue: function(){ |
---|
159 | // summary: sets the value of the widget once focus has left |
---|
160 | if(this.dropDown && !this._settingBlurValue){ |
---|
161 | this._settingBlurValue = true; |
---|
162 | this.set("value", this.focusNode.value); |
---|
163 | }else{ |
---|
164 | delete this._settingBlurValue; |
---|
165 | this.inherited(arguments); |
---|
166 | } |
---|
167 | }, |
---|
168 | |
---|
169 | parse: function(/* String */ value, /* Object */ constraints){ |
---|
170 | // summary: |
---|
171 | // Function to convert a formatted string to a value - we use |
---|
172 | // it to verify that it *really* is a valid value |
---|
173 | if(this._hasValidPath || this._hasSelection){ |
---|
174 | return value; |
---|
175 | } |
---|
176 | var dd = this.dropDown, topDir = dd.topDir, sep = dd.pathSeparator; |
---|
177 | var ddVal = dd.get("pathValue"); |
---|
178 | var norm = function(v){ |
---|
179 | if(topDir.length && v.indexOf(topDir) === 0){ |
---|
180 | v = v.substring(topDir.length); |
---|
181 | } |
---|
182 | if(sep && v[v.length - 1] == sep){ |
---|
183 | v = v.substring(0, v.length - 1); |
---|
184 | } |
---|
185 | return v; |
---|
186 | }; |
---|
187 | ddVal = norm(ddVal); |
---|
188 | var val = norm(value); |
---|
189 | if(val == ddVal){ |
---|
190 | return value; |
---|
191 | } |
---|
192 | return undefined; |
---|
193 | }, |
---|
194 | |
---|
195 | _startSearchFromInput: function(){ |
---|
196 | // summary: kicks off a search based off the current text value of the widget |
---|
197 | var dd = this.dropDown, fn = this.focusNode; |
---|
198 | var val = fn.value, oVal = val, topDir = dd.topDir; |
---|
199 | if(this._hasSelection){ |
---|
200 | _TextBoxMixin.selectInputText(fn, oVal.length); |
---|
201 | } |
---|
202 | this._hasSelection = false; |
---|
203 | if(topDir.length && val.indexOf(topDir) === 0){ |
---|
204 | val = val.substring(topDir.length); |
---|
205 | } |
---|
206 | var dirs = val.split(dd.pathSeparator); |
---|
207 | var setFromChain = lang.hitch(this, function(idx){ |
---|
208 | var dir = dirs[idx]; |
---|
209 | var child = dd.getChildren()[idx]; |
---|
210 | var conn; |
---|
211 | this._searchInProgress = true; |
---|
212 | var _cleanup = lang.hitch(this, function(){ |
---|
213 | delete this._searchInProgress; |
---|
214 | }); |
---|
215 | if((dir || child) && !this._opened){ |
---|
216 | this.toggleDropDown(); |
---|
217 | } |
---|
218 | if(dir && child){ |
---|
219 | var fx = lang.hitch(this, function(){ |
---|
220 | if(conn){ |
---|
221 | this.disconnect(conn); |
---|
222 | } |
---|
223 | delete conn; |
---|
224 | var children = child._menu.getChildren(); |
---|
225 | var exact = array.filter(children, function(i){ |
---|
226 | return i.label == dir; |
---|
227 | })[0]; |
---|
228 | var first = array.filter(children, function(i){ |
---|
229 | return (i.label.indexOf(dir) === 0); |
---|
230 | })[0]; |
---|
231 | if(exact && |
---|
232 | ((dirs.length > idx + 1 && exact.children) || |
---|
233 | (!exact.children))){ |
---|
234 | idx++; |
---|
235 | child._menu.onItemClick(exact, {type: "internal", |
---|
236 | stopPropagation: function(){}, |
---|
237 | preventDefault: function(){}}); |
---|
238 | if(dirs[idx]){ |
---|
239 | setFromChain(idx); |
---|
240 | }else{ |
---|
241 | _cleanup(); |
---|
242 | } |
---|
243 | }else{ |
---|
244 | child._setSelected(null); |
---|
245 | if(first && dirs.length === idx + 1){ |
---|
246 | dd._setInProgress = true; |
---|
247 | dd._removeAfter(child); |
---|
248 | delete dd._setInProgress; |
---|
249 | var targetString = first.label; |
---|
250 | if(first.children){ |
---|
251 | targetString += dd.pathSeparator; |
---|
252 | } |
---|
253 | targetString = targetString.substring(dir.length); |
---|
254 | window.setTimeout(function(){ |
---|
255 | windowUtils.scrollIntoView(first.domNode); |
---|
256 | }, 1); |
---|
257 | fn.value = oVal + targetString; |
---|
258 | _TextBoxMixin.selectInputText(fn, oVal.length); |
---|
259 | this._hasSelection = true; |
---|
260 | try{first.focusNode.focus();}catch(e){} |
---|
261 | }else{ |
---|
262 | if(this._menuFocus){ |
---|
263 | this.dropDown._updateClass(this._menuFocus, "Item", {"Hover": false, "Focus": false}); |
---|
264 | } |
---|
265 | delete this._menuFocus; |
---|
266 | } |
---|
267 | _cleanup(); |
---|
268 | } |
---|
269 | }); |
---|
270 | if(!child.isLoaded){ |
---|
271 | conn = this.connect(child, "onLoad", fx); |
---|
272 | }else{ |
---|
273 | fx(); |
---|
274 | } |
---|
275 | }else{ |
---|
276 | if(child){ |
---|
277 | child._setSelected(null); |
---|
278 | dd._setInProgress = true; |
---|
279 | dd._removeAfter(child); |
---|
280 | delete dd._setInProgress; |
---|
281 | } |
---|
282 | _cleanup(); |
---|
283 | } |
---|
284 | }); |
---|
285 | setFromChain(0); |
---|
286 | }, |
---|
287 | |
---|
288 | _onKey: function(/*Event*/ e){ |
---|
289 | // summary: callback when the user presses a key on menu popup node |
---|
290 | if(this.disabled || this.readOnly){ return; } |
---|
291 | var c = e.charOrCode; |
---|
292 | if(c==keys.DOWN_ARROW){ |
---|
293 | this._allowBlur = true; |
---|
294 | } |
---|
295 | if(c==keys.ENTER && this._opened){ |
---|
296 | this.dropDown.onExecute(); |
---|
297 | _TextBoxMixin.selectInputText(this.focusNode, this.focusNode.value.length); |
---|
298 | this._hasSelection = false; |
---|
299 | event.stop(e); |
---|
300 | return; |
---|
301 | } |
---|
302 | if((c==keys.RIGHT_ARROW || c==keys.LEFT_ARROW || c==keys.TAB) && this._hasSelection){ |
---|
303 | this._startSearchFromInput(); |
---|
304 | event.stop(e); |
---|
305 | return; |
---|
306 | } |
---|
307 | this.inherited(arguments); |
---|
308 | var doSearch = false; |
---|
309 | if((c==keys.BACKSPACE || c==keys.DELETE) && this._hasSelection){ |
---|
310 | this._hasSelection = false; |
---|
311 | }else if(c==keys.BACKSPACE || c==keys.DELETE || c==" "){ |
---|
312 | doSearch = true; |
---|
313 | }else{ |
---|
314 | doSearch = e.keyChar !== ""; |
---|
315 | } |
---|
316 | if(this._searchTimer){ |
---|
317 | window.clearTimeout(this._searchTimer); |
---|
318 | } |
---|
319 | delete this._searchTimer; |
---|
320 | if(doSearch){ |
---|
321 | this._hasValidPath = false; |
---|
322 | this._hasSelection = false; |
---|
323 | this._searchTimer = window.setTimeout(lang.hitch(this, "_startSearchFromInput"), this.searchDelay + 1); |
---|
324 | } |
---|
325 | } |
---|
326 | } |
---|
327 | ); |
---|
328 | }); |
---|