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@@ -1,276 +1,276 | |||||
1 | // function completer. |
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1 | // function completer. | |
2 | // |
|
2 | // | |
3 | // completer should be a class that take an cell instance |
|
3 | // completer should be a class that take an cell instance | |
4 | var IPython = (function (IPython) { |
|
4 | var IPython = (function (IPython) { | |
5 | // that will prevent us from misspelling |
|
5 | // that will prevent us from misspelling | |
6 | "use strict"; |
|
6 | "use strict"; | |
7 |
|
7 | |||
8 | // easyier key mapping |
|
8 | // easyier key mapping | |
9 | var key = IPython.utils.keycodes; |
|
9 | var key = IPython.utils.keycodes; | |
10 |
|
10 | |||
11 | // what is the common start of all completions |
|
11 | // what is the common start of all completions | |
12 |
|
12 | |||
13 |
|
13 | |||
14 |
function shared |
|
14 | function shared_start(B) { | |
15 | if (B.length == 1) { |
|
15 | if (B.length == 1) { | |
16 | return B[0]; |
|
16 | return B[0]; | |
17 | } |
|
17 | } | |
18 | var A = new Array(); |
|
18 | var A = new Array(); | |
19 | for (var i = 0; i < B.length; i++) { |
|
19 | for (var i = 0; i < B.length; i++) { | |
20 | A.push(B[i].str); |
|
20 | A.push(B[i].str); | |
21 | } |
|
21 | } | |
22 | if (A.length > 1) { |
|
22 | if (A.length > 1) { | |
23 | var tem1, tem2, s; |
|
23 | var tem1, tem2, s; | |
24 | A = A.slice(0).sort(); |
|
24 | A = A.slice(0).sort(); | |
25 | tem1 = A[0]; |
|
25 | tem1 = A[0]; | |
26 | s = tem1.length; |
|
26 | s = tem1.length; | |
27 | tem2 = A.pop(); |
|
27 | tem2 = A.pop(); | |
28 | while (s && tem2.indexOf(tem1) == -1) { |
|
28 | while (s && tem2.indexOf(tem1) == -1) { | |
29 | tem1 = tem1.substring(0, --s); |
|
29 | tem1 = tem1.substring(0, --s); | |
30 | } |
|
30 | } | |
31 | if (tem1 == "" || tem2.indexOf(tem1) != 0) { |
|
31 | if (tem1 == "" || tem2.indexOf(tem1) != 0) { | |
32 | return null; |
|
32 | return null; | |
33 | } |
|
33 | } | |
34 | return { |
|
34 | return { | |
35 | str: tem1, |
|
35 | str: tem1, | |
36 | type: "computed", |
|
36 | type: "computed", | |
37 | from: B[0].from, |
|
37 | from: B[0].from, | |
38 | to: B[0].to |
|
38 | to: B[0].to | |
39 | }; |
|
39 | }; | |
40 | } |
|
40 | } | |
41 | return null; |
|
41 | return null; | |
42 | } |
|
42 | } | |
43 |
|
43 | |||
44 |
|
44 | |||
45 | var Completer = function (cell) { |
|
45 | var Completer = function (cell) { | |
46 | this.editor = cell.code_mirror; |
|
46 | this.editor = cell.code_mirror; | |
47 | var that = this; |
|
47 | var that = this; | |
48 | $([IPython.events]).on('status_busy.Kernel', function () { |
|
48 | $([IPython.events]).on('status_busy.Kernel', function () { | |
49 | that.skip_kernel_completion = true; |
|
49 | that.skip_kernel_completion = true; | |
50 | }); |
|
50 | }); | |
51 | $([IPython.events]).on('status_idle.Kernel', function () { |
|
51 | $([IPython.events]).on('status_idle.Kernel', function () { | |
52 | that.skip_kernel_completion = false; |
|
52 | that.skip_kernel_completion = false; | |
53 | }); |
|
53 | }); | |
54 |
|
54 | |||
55 |
|
55 | |||
56 | }; |
|
56 | }; | |
57 |
|
57 | |||
58 |
|
58 | |||
59 |
|
59 | |||
60 | Completer.prototype.startCompletion = function () { |
|
60 | Completer.prototype.startCompletion = function () { | |
61 | // call for a 'first' completion, that will set the editor and do some |
|
61 | // call for a 'first' completion, that will set the editor and do some | |
62 | // special behaviour like autopicking if only one completion availlable |
|
62 | // special behaviour like autopicking if only one completion availlable | |
63 | // |
|
63 | // | |
64 | if (this.editor.somethingSelected()) return; |
|
64 | if (this.editor.somethingSelected()) return; | |
65 | this.done = false; |
|
65 | this.done = false; | |
66 | // use to get focus back on opera |
|
66 | // use to get focus back on opera | |
67 |
this.carry |
|
67 | this.carry_on_completion(true); | |
68 | }; |
|
68 | }; | |
69 |
|
69 | |||
70 |
Completer.prototype.carry |
|
70 | Completer.prototype.carry_on_completion = function (ff) { | |
71 | // Pass true as parameter if you want the commpleter to autopick when |
|
71 | // Pass true as parameter if you want the commpleter to autopick when | |
72 | // only one completion. This function is automatically reinvoked at |
|
72 | // only one completion. This function is automatically reinvoked at | |
73 | // each keystroke with ff = false |
|
73 | // each keystroke with ff = false | |
74 | var cur = this.editor.getCursor(); |
|
74 | var cur = this.editor.getCursor(); | |
75 | var line = this.editor.getLine(cur.line); |
|
75 | var line = this.editor.getLine(cur.line); | |
76 | var pre_cursor = this.editor.getRange({ |
|
76 | var pre_cursor = this.editor.getRange({ | |
77 | line: cur.line, |
|
77 | line: cur.line, | |
78 | ch: cur.ch - 1 |
|
78 | ch: cur.ch - 1 | |
79 | }, cur); |
|
79 | }, cur); | |
80 |
|
80 | |||
81 | // we need to check that we are still on a word boundary |
|
81 | // we need to check that we are still on a word boundary | |
82 | // because while typing the completer is still reinvoking itself |
|
82 | // because while typing the completer is still reinvoking itself | |
83 | if (!/[0-9a-z._]/i.test(pre_cursor)) { |
|
83 | if (!/[0-9a-z._]/i.test(pre_cursor)) { | |
84 | this.close(); |
|
84 | this.close(); | |
85 | return; |
|
85 | return; | |
86 | } |
|
86 | } | |
87 |
|
87 | |||
88 | this.autopick = false; |
|
88 | this.autopick = false; | |
89 | if (ff != 'undefined' && ff == true) { |
|
89 | if (ff != 'undefined' && ff == true) { | |
90 | this.autopick = true; |
|
90 | this.autopick = true; | |
91 | } |
|
91 | } | |
92 |
|
92 | |||
93 | // We want a single cursor position. |
|
93 | // We want a single cursor position. | |
94 | if (this.editor.somethingSelected()) return; |
|
94 | if (this.editor.somethingSelected()) return; | |
95 |
|
95 | |||
96 | // one kernel completion came back, finish_completing will be called with the results |
|
96 | // one kernel completion came back, finish_completing will be called with the results | |
97 | // we fork here and directly call finish completing if kernel is busy |
|
97 | // we fork here and directly call finish completing if kernel is busy | |
98 | if (this.skip_kernel_completion == true) { |
|
98 | if (this.skip_kernel_completion == true) { | |
99 | this.finish_completing({ |
|
99 | this.finish_completing({ | |
100 | 'matches': [], |
|
100 | 'matches': [], | |
101 | matched_text: "" |
|
101 | matched_text: "" | |
102 | }) |
|
102 | }) | |
103 | } else { |
|
103 | } else { | |
104 | var callbacks = { |
|
104 | var callbacks = { | |
105 | 'complete_reply': $.proxy(this.finish_completing, this) |
|
105 | 'complete_reply': $.proxy(this.finish_completing, this) | |
106 | }; |
|
106 | }; | |
107 | IPython.notebook.kernel.complete(line, cur.ch, callbacks); |
|
107 | IPython.notebook.kernel.complete(line, cur.ch, callbacks); | |
108 | } |
|
108 | } | |
109 | }; |
|
109 | }; | |
110 |
|
110 | |||
111 | Completer.prototype.finish_completing = function (content) { |
|
111 | Completer.prototype.finish_completing = function (content) { | |
112 | // let's build a function that wrap all that stuff into what is needed |
|
112 | // let's build a function that wrap all that stuff into what is needed | |
113 | // for the new completer: |
|
113 | // for the new completer: | |
114 | var matched_text = content.matched_text; |
|
114 | var matched_text = content.matched_text; | |
115 | var matches = content.matches; |
|
115 | var matches = content.matches; | |
116 |
|
116 | |||
117 | var cur = this.editor.getCursor(); |
|
117 | var cur = this.editor.getCursor(); | |
118 | var results = CodeMirror.contextHint(this.editor); |
|
118 | var results = CodeMirror.contextHint(this.editor); | |
119 |
|
119 | |||
120 | // append the introspection result, in order, at at the beginning of |
|
120 | // append the introspection result, in order, at at the beginning of | |
121 | // the table and compute the replacement range from current cursor |
|
121 | // the table and compute the replacement range from current cursor | |
122 | // positon and matched_text length. |
|
122 | // positon and matched_text length. | |
123 | for (var i = matches.length - 1; i >= 0; --i) { |
|
123 | for (var i = matches.length - 1; i >= 0; --i) { | |
124 | results.unshift({ |
|
124 | results.unshift({ | |
125 | str: matches[i], |
|
125 | str: matches[i], | |
126 | type: "introspection", |
|
126 | type: "introspection", | |
127 | from: { |
|
127 | from: { | |
128 | line: cur.line, |
|
128 | line: cur.line, | |
129 | ch: cur.ch - matched_text.length |
|
129 | ch: cur.ch - matched_text.length | |
130 | }, |
|
130 | }, | |
131 | to: { |
|
131 | to: { | |
132 | line: cur.line, |
|
132 | line: cur.line, | |
133 | ch: cur.ch |
|
133 | ch: cur.ch | |
134 | } |
|
134 | } | |
135 | }); |
|
135 | }); | |
136 | } |
|
136 | } | |
137 |
|
137 | |||
138 | // one the 2 sources results have been merge, deal with it |
|
138 | // one the 2 sources results have been merge, deal with it | |
139 | this.raw_result = results; |
|
139 | this.raw_result = results; | |
140 |
|
140 | |||
141 | // if empty result return |
|
141 | // if empty result return | |
142 | if (!this.raw_result || !this.raw_result.length) return; |
|
142 | if (!this.raw_result || !this.raw_result.length) return; | |
143 |
|
143 | |||
144 | // When there is only one completion, use it directly. |
|
144 | // When there is only one completion, use it directly. | |
145 | if (this.autopick == true && this.raw_result.length == 1) { |
|
145 | if (this.autopick == true && this.raw_result.length == 1) { | |
146 | this.insert(this.raw_result[0]); |
|
146 | this.insert(this.raw_result[0]); | |
147 | return; |
|
147 | return; | |
148 | } |
|
148 | } | |
149 |
|
149 | |||
150 | if (this.raw_result.length == 1) { |
|
150 | if (this.raw_result.length == 1) { | |
151 | // test if first and only completion totally matches |
|
151 | // test if first and only completion totally matches | |
152 | // what is typed, in this case dismiss |
|
152 | // what is typed, in this case dismiss | |
153 | var str = this.raw_result[0].str; |
|
153 | var str = this.raw_result[0].str; | |
154 | var pre_cursor = this.editor.getRange({ |
|
154 | var pre_cursor = this.editor.getRange({ | |
155 | line: cur.line, |
|
155 | line: cur.line, | |
156 | ch: cur.ch - str.length |
|
156 | ch: cur.ch - str.length | |
157 | }, cur); |
|
157 | }, cur); | |
158 | if (pre_cursor == str) { |
|
158 | if (pre_cursor == str) { | |
159 | this.close(); |
|
159 | this.close(); | |
160 | return; |
|
160 | return; | |
161 | } |
|
161 | } | |
162 | } |
|
162 | } | |
163 |
|
163 | |||
164 | this.complete = $('<div/>').addClass('completions'); |
|
164 | this.complete = $('<div/>').addClass('completions'); | |
165 | this.complete.attr('id', 'complete'); |
|
165 | this.complete.attr('id', 'complete'); | |
166 |
|
166 | |||
167 | this.sel = $('<select/>').attr('multiple', 'true').attr('size', Math.min(10, this.raw_result.length)); |
|
167 | this.sel = $('<select/>').attr('multiple', 'true').attr('size', Math.min(10, this.raw_result.length)); | |
168 | var pos = this.editor.cursorCoords(); |
|
168 | var pos = this.editor.cursorCoords(); | |
169 |
|
169 | |||
170 | // TODO: I propose to remove enough horizontal pixel |
|
170 | // TODO: I propose to remove enough horizontal pixel | |
171 | // to align the text later |
|
171 | // to align the text later | |
172 | this.complete.css('left', pos.x + 'px'); |
|
172 | this.complete.css('left', pos.x + 'px'); | |
173 | this.complete.css('top', pos.yBot + 'px'); |
|
173 | this.complete.css('top', pos.yBot + 'px'); | |
174 | this.complete.append(this.sel); |
|
174 | this.complete.append(this.sel); | |
175 |
|
175 | |||
176 | $('body').append(this.complete); |
|
176 | $('body').append(this.complete); | |
177 | //build the container |
|
177 | //build the container | |
178 | var that = this; |
|
178 | var that = this; | |
179 | this.sel.dblclick(function () { |
|
179 | this.sel.dblclick(function () { | |
180 | that.pick(); |
|
180 | that.pick(); | |
181 | }); |
|
181 | }); | |
182 | this.sel.blur(this.close); |
|
182 | this.sel.blur(this.close); | |
183 | this.sel.keydown(function (event) { |
|
183 | this.sel.keydown(function (event) { | |
184 | that.keydown(event); |
|
184 | that.keydown(event); | |
185 | }); |
|
185 | }); | |
186 |
|
186 | |||
187 | this.build_gui_list(this.raw_result); |
|
187 | this.build_gui_list(this.raw_result); | |
188 |
|
188 | |||
189 | this.sel.focus(); |
|
189 | this.sel.focus(); | |
190 | // Opera sometimes ignores focusing a freshly created node |
|
190 | // Opera sometimes ignores focusing a freshly created node | |
191 | if (window.opera) setTimeout(function () { |
|
191 | if (window.opera) setTimeout(function () { | |
192 | if (!this.done) this.sel.focus(); |
|
192 | if (!this.done) this.sel.focus(); | |
193 | }, 100); |
|
193 | }, 100); | |
194 | return true; |
|
194 | return true; | |
195 | } |
|
195 | } | |
196 |
|
196 | |||
197 | Completer.prototype.insert = function (completion) { |
|
197 | Completer.prototype.insert = function (completion) { | |
198 | this.editor.replaceRange(completion.str, completion.from, completion.to); |
|
198 | this.editor.replaceRange(completion.str, completion.from, completion.to); | |
199 | } |
|
199 | } | |
200 |
|
200 | |||
201 | Completer.prototype.build_gui_list = function (completions) { |
|
201 | Completer.prototype.build_gui_list = function (completions) { | |
202 | // Need to clear the all list |
|
202 | // Need to clear the all list | |
203 | for (var i = 0; i < completions.length; ++i) { |
|
203 | for (var i = 0; i < completions.length; ++i) { | |
204 | var opt = $('<option/>').text(completions[i].str).addClass(completions[i].type); |
|
204 | var opt = $('<option/>').text(completions[i].str).addClass(completions[i].type); | |
205 | this.sel.append(opt); |
|
205 | this.sel.append(opt); | |
206 | } |
|
206 | } | |
207 | this.sel.children().first().attr('selected', 'true'); |
|
207 | this.sel.children().first().attr('selected', 'true'); | |
208 | } |
|
208 | } | |
209 |
|
209 | |||
210 | Completer.prototype.close = function () { |
|
210 | Completer.prototype.close = function () { | |
211 | if (this.done) return; |
|
211 | if (this.done) return; | |
212 | this.done = true; |
|
212 | this.done = true; | |
213 | $('.completions').remove(); |
|
213 | $('.completions').remove(); | |
214 | } |
|
214 | } | |
215 |
|
215 | |||
216 | Completer.prototype.pick = function () { |
|
216 | Completer.prototype.pick = function () { | |
217 | this.insert(this.raw_result[this.sel[0].selectedIndex]); |
|
217 | this.insert(this.raw_result[this.sel[0].selectedIndex]); | |
218 | this.close(); |
|
218 | this.close(); | |
219 | var that = this; |
|
219 | var that = this; | |
220 | setTimeout(function () { |
|
220 | setTimeout(function () { | |
221 | that.editor.focus(); |
|
221 | that.editor.focus(); | |
222 | }, 50); |
|
222 | }, 50); | |
223 | } |
|
223 | } | |
224 |
|
224 | |||
225 |
|
225 | |||
226 | Completer.prototype.keydown = function (event) { |
|
226 | Completer.prototype.keydown = function (event) { | |
227 | var code = event.keyCode; |
|
227 | var code = event.keyCode; | |
228 | var that = this; |
|
228 | var that = this; | |
229 | // Enter |
|
229 | // Enter | |
230 | if (code == key.enter) { |
|
230 | if (code == key.enter) { | |
231 | CodeMirror.e_stop(event); |
|
231 | CodeMirror.e_stop(event); | |
232 | this.pick(); |
|
232 | this.pick(); | |
233 | } |
|
233 | } | |
234 | // Escape or backspace |
|
234 | // Escape or backspace | |
235 | else if (code == key.esc) { |
|
235 | else if (code == key.esc) { | |
236 | CodeMirror.e_stop(event); |
|
236 | CodeMirror.e_stop(event); | |
237 | this.close(); |
|
237 | this.close(); | |
238 | this.editor.focus(); |
|
238 | this.editor.focus(); | |
239 | } else if (code == key.space || code == key.backspace) { |
|
239 | } else if (code == key.space || code == key.backspace) { | |
240 | this.close(); |
|
240 | this.close(); | |
241 | this.editor.focus(); |
|
241 | this.editor.focus(); | |
242 | } else if (code == key.tab) { |
|
242 | } else if (code == key.tab) { | |
243 | //all the fastforwarding operation, |
|
243 | //all the fastforwarding operation, | |
244 | //Check that shared start is not null which can append with prefixed completion |
|
244 | //Check that shared start is not null which can append with prefixed completion | |
245 | // like %pylab , pylab have no shred start, and ff will result in py<tab><tab> |
|
245 | // like %pylab , pylab have no shred start, and ff will result in py<tab><tab> | |
246 | // to erase py |
|
246 | // to erase py | |
247 |
var sh = shared |
|
247 | var sh = shared_start(this.raw_result); | |
248 | if (sh) { |
|
248 | if (sh) { | |
249 | this.insert(sh); |
|
249 | this.insert(sh); | |
250 | } |
|
250 | } | |
251 | this.close(); |
|
251 | this.close(); | |
252 | CodeMirror.e_stop(event); |
|
252 | CodeMirror.e_stop(event); | |
253 | this.editor.focus(); |
|
253 | this.editor.focus(); | |
254 | //reinvoke self |
|
254 | //reinvoke self | |
255 | setTimeout(function () { |
|
255 | setTimeout(function () { | |
256 |
that.carry |
|
256 | that.carry_on_completion(); | |
257 | }, 50); |
|
257 | }, 50); | |
258 | } else if (code == key.upArrow || code == key.downArrow) { |
|
258 | } else if (code == key.upArrow || code == key.downArrow) { | |
259 | // need to do that to be able to move the arrow |
|
259 | // need to do that to be able to move the arrow | |
260 | // when on the first or last line ofo a code cell |
|
260 | // when on the first or last line ofo a code cell | |
261 | event.stopPropagation(); |
|
261 | event.stopPropagation(); | |
262 | } else if (code != key.upArrow && code != key.downArrow) { |
|
262 | } else if (code != key.upArrow && code != key.downArrow) { | |
263 | this.close(); |
|
263 | this.close(); | |
264 | this.editor.focus(); |
|
264 | this.editor.focus(); | |
265 | //we give focus to the editor immediately and call sell in 50 ms |
|
265 | //we give focus to the editor immediately and call sell in 50 ms | |
266 | setTimeout(function () { |
|
266 | setTimeout(function () { | |
267 |
that.carry |
|
267 | that.carry_on_completion(); | |
268 | }, 50); |
|
268 | }, 50); | |
269 | } |
|
269 | } | |
270 | } |
|
270 | } | |
271 |
|
271 | |||
272 |
|
272 | |||
273 | IPython.Completer = Completer; |
|
273 | IPython.Completer = Completer; | |
274 |
|
274 | |||
275 | return IPython; |
|
275 | return IPython; | |
276 | }(IPython)); |
|
276 | }(IPython)); |
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