449 lines
14 KiB
JavaScript
Executable file
449 lines
14 KiB
JavaScript
Executable file
Searchdoc = {};
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// navigation.js ------------------------------------------
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Searchdoc.Navigation = new function() {
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this.initNavigation = function() {
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var _this = this;
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$(document).keydown(function(e) {
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_this.onkeydown(e);
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}).keyup(function(e) {
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_this.onkeyup(e);
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});
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this.navigationActive = true;
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}
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this.setNavigationActive = function(state) {
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this.navigationActive = state;
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this.clearMoveTimeout();
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}
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this.onkeyup = function(e) {
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if (!this.navigationActive) return;
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switch(e.keyCode) {
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case 37: //Event.KEY_LEFT:
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case 38: //Event.KEY_UP:
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case 39: //Event.KEY_RIGHT:
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case 40: //Event.KEY_DOWN:
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case 73: // i - qwerty
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case 74: // j
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case 75: // k
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case 76: // l
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case 67: // c - dvorak
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case 72: // h
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case 84: // t
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case 78: // n
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this.clearMoveTimeout();
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break;
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}
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}
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this.onkeydown = function(e) {
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if (!this.navigationActive) return;
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switch(e.keyCode) {
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case 37: //Event.KEY_LEFT:
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case 74: // j (qwerty)
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case 72: // h (dvorak)
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if (this.moveLeft()) e.preventDefault();
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break;
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case 38: //Event.KEY_UP:
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case 73: // i (qwerty)
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case 67: // c (dvorak)
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if (e.keyCode == 38 || e.ctrlKey) {
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if (this.moveUp()) e.preventDefault();
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this.startMoveTimeout(false);
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}
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break;
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case 39: //Event.KEY_RIGHT:
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case 76: // l (qwerty)
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case 78: // n (dvorak)
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if (this.moveRight()) e.preventDefault();
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break;
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case 40: //Event.KEY_DOWN:
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case 75: // k (qwerty)
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case 84: // t (dvorak)
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if (e.keyCode == 40 || e.ctrlKey) {
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if (this.moveDown()) e.preventDefault();
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this.startMoveTimeout(true);
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}
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break;
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case 9: //Event.KEY_TAB:
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case 13: //Event.KEY_RETURN:
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if (this.$current) this.select(this.$current);
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break;
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case 83: // s (qwerty)
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case 79: // o (dvorak)
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if (e.ctrlKey) {
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$('#search').focus();
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e.preventDefault();
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}
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break;
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}
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if (e.ctrlKey && e.shiftKey) this.select(this.$current);
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}
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this.clearMoveTimeout = function() {
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clearTimeout(this.moveTimeout);
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this.moveTimeout = null;
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}
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this.startMoveTimeout = function(isDown) {
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if (!$.browser.mozilla && !$.browser.opera) return;
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if (this.moveTimeout) this.clearMoveTimeout();
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var _this = this;
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var go = function() {
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if (!_this.moveTimeout) return;
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_this[isDown ? 'moveDown' : 'moveUp']();
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_this.moveTimout = setTimeout(go, 100);
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}
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this.moveTimeout = setTimeout(go, 200);
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}
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this.moveRight = function() {
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}
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this.moveLeft = function() {
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}
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this.move = function(isDown) {
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}
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this.moveUp = function() {
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return this.move(false);
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}
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this.moveDown = function() {
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return this.move(true);
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}
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}
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// scrollIntoView.js --------------------------------------
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function scrollIntoView(element, view) {
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var offset, viewHeight, viewScroll, height;
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offset = element.offsetTop;
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height = element.offsetHeight;
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viewHeight = view.offsetHeight;
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viewScroll = view.scrollTop;
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if (offset - viewScroll + height > viewHeight) {
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view.scrollTop = offset - viewHeight + height;
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}
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if (offset < viewScroll) {
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view.scrollTop = offset;
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}
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}
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// panel.js -----------------------------------------------
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Searchdoc.Panel = function(element, data, tree, frame) {
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this.$element = $(element);
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this.$input = $('input', element).eq(0);
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this.$result = $('.result ul', element).eq(0);
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this.frame = frame;
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this.$current = null;
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this.$view = this.$result.parent();
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this.data = data;
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this.searcher = new Searcher(data.index);
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this.tree = new Searchdoc.Tree($('.tree', element), tree, this);
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this.init();
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}
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Searchdoc.Panel.prototype = $.extend({}, Searchdoc.Navigation, new function() {
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var suid = 1;
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this.init = function() {
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var _this = this;
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var observer = function() {
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_this.search(_this.$input[0].value);
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};
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this.$input.keyup(observer);
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this.$input.click(observer); // mac's clear field
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this.searcher.ready(function(results, isLast) {
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_this.addResults(results, isLast);
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})
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this.$result.click(function(e) {
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_this.$current.removeClass('current');
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_this.$current = $(e.target).closest('li').addClass('current');
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_this.select();
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_this.$input.focus();
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});
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this.initNavigation();
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this.setNavigationActive(false);
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}
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this.search = function(value, selectFirstMatch) {
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value = jQuery.trim(value).toLowerCase();
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this.selectFirstMatch = selectFirstMatch;
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if (value) {
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this.$element.removeClass('panel_tree').addClass('panel_results');
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this.tree.setNavigationActive(false);
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this.setNavigationActive(true);
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} else {
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this.$element.addClass('panel_tree').removeClass('panel_results');
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this.tree.setNavigationActive(true);
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this.setNavigationActive(false);
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}
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if (value != this.lastQuery) {
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this.lastQuery = value;
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this.firstRun = true;
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this.searcher.find(value);
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}
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}
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this.addResults = function(results, isLast) {
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var target = this.$result.get(0);
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if (this.firstRun && (results.length > 0 || isLast)) {
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this.$current = null;
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this.$result.empty();
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}
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for (var i=0, l = results.length; i < l; i++) {
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target.appendChild(renderItem.call(this, results[i]));
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};
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if (this.firstRun && results.length > 0) {
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this.firstRun = false;
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this.$current = $(target.firstChild);
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this.$current.addClass('current');
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if (this.selectFirstMatch) this.select();
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scrollIntoView(this.$current[0], this.$view[0])
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}
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if (jQuery.browser.msie) this.$element[0].className += '';
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}
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this.open = function(src) {
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this.frame.location.href = '../' + src;
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if (this.frame.highlight) this.frame.highlight(src);
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}
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this.select = function() {
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this.open(this.$current.data('path'));
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}
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this.move = function(isDown) {
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if (!this.$current) return;
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var $next = this.$current[isDown ? 'next' : 'prev']();
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if ($next.length) {
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this.$current.removeClass('current');
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$next.addClass('current');
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scrollIntoView($next[0], this.$view[0]);
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this.$current = $next;
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}
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return true;
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}
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function renderItem(result) {
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var li = document.createElement('li'),
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html = '', badge = result.badge;
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html += '<h1>' + hlt(result.title);
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if (result.params) html += '<i>' + result.params + '</i>';
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html += '</h1>';
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html += '<p>';
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if (typeof badge != 'undefined') {
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html += '<span class="badge badge_' + (badge % 6 + 1) + '">' + escapeHTML(this.data.badges[badge] || 'unknown') + '</span>';
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}
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html += hlt(result.namespace) + '</p>';
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if (result.snippet) html += '<p class="snippet">' + escapeHTML(result.snippet) + '</p>';
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li.innerHTML = html;
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jQuery.data(li, 'path', result.path);
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return li;
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}
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function hlt(html) {
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return escapeHTML(html).replace(/\u0001/g, '<b>').replace(/\u0002/g, '</b>')
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}
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function escapeHTML(html) {
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return html.replace(/[&<>]/g, function(c) {
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return '&#' + c.charCodeAt(0) + ';';
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});
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}
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});
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// tree.js ------------------------------------------------
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Searchdoc.Tree = function(element, tree, panel) {
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this.$element = $(element);
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this.$list = $('ul', element);
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this.tree = tree;
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this.panel = panel;
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this.init();
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}
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Searchdoc.Tree.prototype = $.extend({}, Searchdoc.Navigation, new function() {
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this.init = function() {
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var stopper = document.createElement('li');
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stopper.className = 'stopper';
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this.$list[0].appendChild(stopper);
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for (var i=0, l = this.tree.length; i < l; i++) {
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buildAndAppendItem.call(this, this.tree[i], 0, stopper);
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};
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var _this = this;
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this.$list.click(function(e) {
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var $target = $(e.target),
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$li = $target.closest('li');
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if ($target.hasClass('icon')) {
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_this.toggle($li);
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} else {
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_this.select($li);
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}
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})
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this.initNavigation();
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if (jQuery.browser.msie) document.body.className += '';
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}
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this.select = function($li) {
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this.highlight($li);
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var path = $li[0].searchdoc_tree_data.path;
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if (path) this.panel.open(path);
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}
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this.highlight = function($li) {
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if (this.$current) this.$current.removeClass('current');
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this.$current = $li.addClass('current');
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}
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this.toggle = function($li) {
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var closed = !$li.hasClass('closed'),
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children = $li[0].searchdoc_tree_data.children;
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$li.toggleClass('closed');
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for (var i=0, l = children.length; i < l; i++) {
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toggleVis.call(this, $(children[i].li), !closed);
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};
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}
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this.moveRight = function() {
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if (!this.$current) {
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this.highlight(this.$list.find('li:first'));
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return;
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}
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if (this.$current.hasClass('closed')) {
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this.toggle(this.$current);
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}
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}
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this.moveLeft = function() {
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if (!this.$current) {
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this.highlight(this.$list.find('li:first'));
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return;
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}
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if (!this.$current.hasClass('closed')) {
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this.toggle(this.$current);
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} else {
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var level = this.$current[0].searchdoc_tree_data.level;
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if (level == 0) return;
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var $next = this.$current.prevAll('li.level_' + (level - 1) + ':visible:first');
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this.$current.removeClass('current');
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$next.addClass('current');
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scrollIntoView($next[0], this.$element[0]);
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this.$current = $next;
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}
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}
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this.move = function(isDown) {
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if (!this.$current) {
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this.highlight(this.$list.find('li:first'));
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return true;
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}
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var next = this.$current[0];
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if (isDown) {
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do {
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next = next.nextSibling;
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if (next && next.style && next.style.display != 'none') break;
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} while(next);
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} else {
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do {
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next = next.previousSibling;
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if (next && next.style && next.style.display != 'none') break;
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} while(next);
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}
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if (next && next.className.indexOf('stopper') == -1) {
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this.$current.removeClass('current');
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$(next).addClass('current');
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scrollIntoView(next, this.$element[0]);
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this.$current = $(next);
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}
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return true;
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}
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function toggleVis($li, show) {
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var closed = $li.hasClass('closed'),
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children = $li[0].searchdoc_tree_data.children;
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$li.css('display', show ? '' : 'none')
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if (!show && this.$current && $li[0] == this.$current[0]) {
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this.$current.removeClass('current');
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this.$current = null;
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}
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for (var i=0, l = children.length; i < l; i++) {
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toggleVis.call(this, $(children[i].li), show && !closed);
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};
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}
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function buildAndAppendItem(item, level, before) {
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var li = renderItem(item, level),
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list = this.$list[0];
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item.li = li;
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list.insertBefore(li, before);
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for (var i=0, l = item[3].length; i < l; i++) {
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buildAndAppendItem.call(this, item[3][i], level + 1, before);
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};
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return li;
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}
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function renderItem(item, level) {
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var li = document.createElement('li'),
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cnt = document.createElement('div'),
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h1 = document.createElement('h1'),
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p = document.createElement('p'),
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icon, i;
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li.appendChild(cnt);
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li.style.paddingLeft = getOffset(level);
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cnt.className = 'content';
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if (!item[1]) li.className = 'empty ';
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cnt.appendChild(h1);
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// cnt.appendChild(p);
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h1.appendChild(document.createTextNode(item[0]));
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// p.appendChild(document.createTextNode(item[4]));
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if (item[2]) {
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i = document.createElement('i');
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i.appendChild(document.createTextNode(item[2]));
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h1.appendChild(i);
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}
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if (item[3].length > 0) {
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icon = document.createElement('div');
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icon.className = 'icon';
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cnt.appendChild(icon);
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}
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// user direct assignement instead of $()
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// it's 8x faster
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// $(li).data('path', item[1])
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// .data('children', item[3])
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// .data('level', level)
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// .css('display', level == 0 ? '' : 'none')
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// .addClass('level_' + level)
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// .addClass('closed');
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li.searchdoc_tree_data = {
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path: item[1],
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children: item[3],
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level: level
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}
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li.style.display = level == 0 ? '' : 'none';
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li.className += 'level_' + level + ' closed';
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return li;
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}
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function getOffset(level) {
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return 5 + 18*level + 'px';
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}
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});
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