+++ /dev/null
-(function() {
- "use strict";
-
- CodeMirror.showHint = function(cm, getHints, options) {
- // We want a single cursor position.
- if (cm.somethingSelected()) return;
- if (getHints == null) getHints = cm.getHelper(cm.getCursor(), "hint");
- if (getHints == null) return;
-
- if (cm.state.completionActive) cm.state.completionActive.close();
-
- var completion = cm.state.completionActive = new Completion(cm, getHints, options || {});
- CodeMirror.signal(cm, "startCompletion", cm);
- if (completion.options.async)
- getHints(cm, function(hints) { completion.showHints(hints); }, completion.options);
- else
- return completion.showHints(getHints(cm, completion.options));
- };
-
- function Completion(cm, getHints, options) {
- this.cm = cm;
- this.getHints = getHints;
- this.options = options;
- this.widget = this.onClose = null;
- }
-
- Completion.prototype = {
- close: function() {
- if (!this.active()) return;
- this.cm.state.completionActive = null;
-
- if (this.widget) this.widget.close();
- if (this.onClose) this.onClose();
- CodeMirror.signal(this.cm, "endCompletion", this.cm);
- },
-
- active: function() {
- return this.cm.state.completionActive == this;
- },
-
- pick: function(data, i) {
- var completion = data.list[i];
- if (completion.hint) completion.hint(this.cm, data, completion);
- else this.cm.replaceRange(getText(completion), data.from, data.to);
- this.close();
- },
-
- showHints: function(data) {
- if (!data || !data.list.length || !this.active()) return this.close();
-
- if (this.options.completeSingle != false && data.list.length == 1)
- this.pick(data, 0);
- else
- this.showWidget(data);
- },
-
- showWidget: function(data) {
- this.widget = new Widget(this, data);
- CodeMirror.signal(data, "shown");
-
- var debounce = null, completion = this, finished;
- var closeOn = this.options.closeCharacters || /[\s()\[\]{};:>,]/;
- var startPos = this.cm.getCursor(), startLen = this.cm.getLine(startPos.line).length;
-
- function done() {
- if (finished) return;
- finished = true;
- completion.close();
- completion.cm.off("cursorActivity", activity);
- CodeMirror.signal(data, "close");
- }
- function isDone() {
- if (finished) return true;
- if (!completion.widget) { done(); return true; }
- }
-
- function update() {
- if (isDone()) return;
- CodeMirror.signal(data, "update");
- if (completion.options.async)
- completion.getHints(completion.cm, finishUpdate, completion.options);
- else
- finishUpdate(completion.getHints(completion.cm, completion.options));
- }
- function finishUpdate(data_) {
- data = data_;
- if (isDone()) return;
- if (!data || !data.list.length) return done();
- completion.widget.close();
- completion.widget = new Widget(completion, data);
- }
-
- function activity() {
- clearTimeout(debounce);
- var pos = completion.cm.getCursor(), line = completion.cm.getLine(pos.line);
- if (pos.line != startPos.line || line.length - pos.ch != startLen - startPos.ch ||
- pos.ch < startPos.ch || completion.cm.somethingSelected() ||
- (pos.ch && closeOn.test(line.charAt(pos.ch - 1))))
- completion.close();
- else
- debounce = setTimeout(update, 170);
- }
- this.cm.on("cursorActivity", activity);
- this.onClose = done;
- }
- };
-
- function getText(completion) {
- if (typeof completion == "string") return completion;
- else return completion.text;
- }
-
- function buildKeyMap(options, handle) {
- var baseMap = {
- Up: function() {handle.moveFocus(-1);},
- Down: function() {handle.moveFocus(1);},
- PageUp: function() {handle.moveFocus(-handle.menuSize());},
- PageDown: function() {handle.moveFocus(handle.menuSize());},
- Home: function() {handle.setFocus(0);},
- End: function() {handle.setFocus(handle.length);},
- Enter: handle.pick,
- Tab: handle.pick,
- Esc: handle.close
- };
- var ourMap = options.customKeys ? {} : baseMap;
- function addBinding(key, val) {
- var bound;
- if (typeof val != "string")
- bound = function(cm) { return val(cm, handle); };
- // This mechanism is deprecated
- else if (baseMap.hasOwnProperty(val))
- bound = baseMap[val];
- else
- bound = val;
- ourMap[key] = bound;
- }
- if (options.customKeys)
- for (var key in options.customKeys) if (options.customKeys.hasOwnProperty(key))
- addBinding(key, options.customKeys[key]);
- if (options.extraKeys)
- for (var key in options.extraKeys) if (options.extraKeys.hasOwnProperty(key))
- addBinding(key, options.extraKeys[key]);
- return ourMap;
- }
-
- function Widget(completion, data) {
- this.completion = completion;
- this.data = data;
- var widget = this, cm = completion.cm, options = completion.options;
-
- var hints = this.hints = document.createElement("ul");
- hints.className = "CodeMirror-hints";
- this.selectedHint = 0;
-
- var completions = data.list;
- for (var i = 0; i < completions.length; ++i) {
- var elt = hints.appendChild(document.createElement("li")), cur = completions[i];
- var className = "CodeMirror-hint" + (i ? "" : " CodeMirror-hint-active");
- if (cur.className != null) className = cur.className + " " + className;
- elt.className = className;
- if (cur.render) cur.render(elt, data, cur);
- else elt.appendChild(document.createTextNode(cur.displayText || getText(cur)));
- elt.hintId = i;
- }
-
- var pos = cm.cursorCoords(options.alignWithWord !== false ? data.from : null);
- var left = pos.left, top = pos.bottom, below = true;
- hints.style.left = left + "px";
- hints.style.top = top + "px";
- // If we're at the edge of the screen, then we want the menu to appear on the left of the cursor.
- var winW = window.innerWidth || Math.max(document.body.offsetWidth, document.documentElement.offsetWidth);
- var winH = window.innerHeight || Math.max(document.body.offsetHeight, document.documentElement.offsetHeight);
- var box = hints.getBoundingClientRect();
- var overlapX = box.right - winW, overlapY = box.bottom - winH;
- if (overlapX > 0) {
- if (box.right - box.left > winW) {
- hints.style.width = (winW - 5) + "px";
- overlapX -= (box.right - box.left) - winW;
- }
- hints.style.left = (left = pos.left - overlapX) + "px";
- }
- if (overlapY > 0) {
- var height = box.bottom - box.top;
- if (box.top - (pos.bottom - pos.top) - height > 0) {
- overlapY = height + (pos.bottom - pos.top);
- below = false;
- } else if (height > winH) {
- hints.style.height = (winH - 5) + "px";
- overlapY -= height - winH;
- }
- hints.style.top = (top = pos.bottom - overlapY) + "px";
- }
- (options.container || document.body).appendChild(hints);
-
- cm.addKeyMap(this.keyMap = buildKeyMap(options, {
- moveFocus: function(n) { widget.changeActive(widget.selectedHint + n); },
- setFocus: function(n) { widget.changeActive(n); },
- menuSize: function() { return widget.screenAmount(); },
- length: completions.length,
- close: function() { completion.close(); },
- pick: function() { widget.pick(); }
- }));
-
- if (options.closeOnUnfocus !== false) {
- var closingOnBlur;
- cm.on("blur", this.onBlur = function() { closingOnBlur = setTimeout(function() { completion.close(); }, 100); });
- cm.on("focus", this.onFocus = function() { clearTimeout(closingOnBlur); });
- }
-
- var startScroll = cm.getScrollInfo();
- cm.on("scroll", this.onScroll = function() {
- var curScroll = cm.getScrollInfo(), editor = cm.getWrapperElement().getBoundingClientRect();
- var newTop = top + startScroll.top - curScroll.top;
- var point = newTop - (window.pageYOffset || (document.documentElement || document.body).scrollTop);
- if (!below) point += hints.offsetHeight;
- if (point <= editor.top || point >= editor.bottom) return completion.close();
- hints.style.top = newTop + "px";
- hints.style.left = (left + startScroll.left - curScroll.left) + "px";
- });
-
- CodeMirror.on(hints, "dblclick", function(e) {
- var t = e.target || e.srcElement;
- if (t.hintId != null) {widget.changeActive(t.hintId); widget.pick();}
- });
- CodeMirror.on(hints, "click", function(e) {
- var t = e.target || e.srcElement;
- if (t.hintId != null) widget.changeActive(t.hintId);
- });
- CodeMirror.on(hints, "mousedown", function() {
- setTimeout(function(){cm.focus();}, 20);
- });
-
- CodeMirror.signal(data, "select", completions[0], hints.firstChild);
- return true;
- }
-
- Widget.prototype = {
- close: function() {
- if (this.completion.widget != this) return;
- this.completion.widget = null;
- this.hints.parentNode.removeChild(this.hints);
- this.completion.cm.removeKeyMap(this.keyMap);
-
- var cm = this.completion.cm;
- if (this.completion.options.closeOnUnfocus !== false) {
- cm.off("blur", this.onBlur);
- cm.off("focus", this.onFocus);
- }
- cm.off("scroll", this.onScroll);
- },
-
- pick: function() {
- this.completion.pick(this.data, this.selectedHint);
- },
-
- changeActive: function(i) {
- i = Math.max(0, Math.min(i, this.data.list.length - 1));
- if (this.selectedHint == i) return;
- var node = this.hints.childNodes[this.selectedHint];
- node.className = node.className.replace(" CodeMirror-hint-active", "");
- node = this.hints.childNodes[this.selectedHint = i];
- node.className += " CodeMirror-hint-active";
- if (node.offsetTop < this.hints.scrollTop)
- this.hints.scrollTop = node.offsetTop - 3;
- else if (node.offsetTop + node.offsetHeight > this.hints.scrollTop + this.hints.clientHeight)
- this.hints.scrollTop = node.offsetTop + node.offsetHeight - this.hints.clientHeight + 3;
- CodeMirror.signal(this.data, "select", this.data.list[this.selectedHint], node);
- },
-
- screenAmount: function() {
- return Math.floor(this.hints.clientHeight / this.hints.firstChild.offsetHeight) || 1;
- }
- };
-})();
git://git.onelab.eu / myslice.git / blobdiff