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/Web/wp-includes/js/jquery/jquery.table-hotkeys.dev.js

https://bitbucket.org/jimjenkins5/blog
JavaScript | 99 lines | 95 code | 4 blank | 0 comment | 20 complexity | baa8747ae1cb2d15755733fa4f96f1b7 MD5 | raw file
Possible License(s): GPL-2.0, GPL-3.0, AGPL-1.0, LGPL-2.1
 1(function($){
 2	$.fn.filter_visible = function(depth) {
 3		depth = depth || 3;
 4		var is_visible = function() {
 5			var p = $(this), i;
 6			for(i=0; i<depth-1; ++i) {
 7				if (!p.is(':visible')) return false;
 8				p = p.parent();
 9			}
10			return true;
11		}
12		return this.filter(is_visible);
13	};
14	$.table_hotkeys = function(table, keys, opts) {
15		opts = $.extend($.table_hotkeys.defaults, opts);
16		var selected_class, destructive_class, set_current_row, adjacent_row_callback, get_adjacent_row, adjacent_row, prev_row, next_row, check, get_first_row, get_last_row, make_key_callback, first_row;
17		
18		selected_class = opts.class_prefix + opts.selected_suffix;
19		destructive_class = opts.class_prefix + opts.destructive_suffix
20		set_current_row = function (tr) {
21			if ($.table_hotkeys.current_row) $.table_hotkeys.current_row.removeClass(selected_class);
22			tr.addClass(selected_class);
23			tr[0].scrollIntoView(false);
24			$.table_hotkeys.current_row = tr;
25		};
26		adjacent_row_callback = function(which) {
27			if (!adjacent_row(which) && $.isFunction(opts[which+'_page_link_cb'])) {
28				opts[which+'_page_link_cb']();
29			}
30		};
31		get_adjacent_row = function(which) {
32			var first_row, method;
33			
34			if (!$.table_hotkeys.current_row) {
35				first_row = get_first_row();
36				$.table_hotkeys.current_row = first_row;
37				return first_row[0];
38			}
39			method = 'prev' == which? $.fn.prevAll : $.fn.nextAll;
40			return method.call($.table_hotkeys.current_row, opts.cycle_expr).filter_visible()[0];
41		};
42		adjacent_row = function(which) {
43			var adj = get_adjacent_row(which);
44			if (!adj) return false;
45			set_current_row($(adj));
46			return true;
47		};
48		prev_row = function() { return adjacent_row('prev'); };
49		next_row = function() { return adjacent_row('next'); };
50		check = function() {
51			$(opts.checkbox_expr, $.table_hotkeys.current_row).each(function() {
52				this.checked = !this.checked;
53			});
54		};
55		get_first_row = function() {
56			return $(opts.cycle_expr, table).filter_visible().eq(opts.start_row_index);
57		};
58		get_last_row = function() {
59			var rows = $(opts.cycle_expr, table).filter_visible();
60			return rows.eq(rows.length-1);
61		};
62		make_key_callback = function(expr) {
63			return function() {
64				if ( null == $.table_hotkeys.current_row ) return false;
65				var clickable = $(expr, $.table_hotkeys.current_row);
66				if (!clickable.length) return false;
67				if (clickable.is('.'+destructive_class)) next_row() || prev_row();
68				clickable.click();
69			}
70		};
71		first_row = get_first_row();
72		if (!first_row.length) return;
73		if (opts.highlight_first)
74			set_current_row(first_row);
75		else if (opts.highlight_last)
76			set_current_row(get_last_row());
77		$.hotkeys.add(opts.prev_key, opts.hotkeys_opts, function() {return adjacent_row_callback('prev')});
78		$.hotkeys.add(opts.next_key, opts.hotkeys_opts, function() {return adjacent_row_callback('next')});
79		$.hotkeys.add(opts.mark_key, opts.hotkeys_opts, check);
80		$.each(keys, function() {
81			var callback, key;
82			
83			if ($.isFunction(this[1])) {
84				callback = this[1];
85				key = this[0];
86				$.hotkeys.add(key, opts.hotkeys_opts, function(event) { return callback(event, $.table_hotkeys.current_row); });
87			} else {
88				key = this;
89				$.hotkeys.add(key, opts.hotkeys_opts, make_key_callback('.'+opts.class_prefix+key));
90			}
91		});
92
93	};
94	$.table_hotkeys.current_row = null;
95	$.table_hotkeys.defaults = {cycle_expr: 'tr', class_prefix: 'vim-', selected_suffix: 'current',
96		destructive_suffix: 'destructive', hotkeys_opts: {disableInInput: true, type: 'keypress'},
97		checkbox_expr: ':checkbox', next_key: 'j', prev_key: 'k', mark_key: 'x',
98		start_row_index: 2, highlight_first: false, highlight_last: false, next_page_link_cb: false, prev_page_link_cb: false};
99})(jQuery);