| (function($){ |
| $.fn.filter_visible = function(depth) { |
| depth = depth || 3; |
| var is_visible = function() { |
| var p = $(this), i; |
| for(i=0; i<depth-1; ++i) { |
| if (!p.is(':visible')) return false; |
| p = p.parent(); |
| } |
| return true; |
| } |
| return this.filter(is_visible); |
| }; |
| $.table_hotkeys = function(table, keys, opts) { |
| opts = $.extend($.table_hotkeys.defaults, opts); |
| 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; |
| |
| selected_class = opts.class_prefix + opts.selected_suffix; |
| destructive_class = opts.class_prefix + opts.destructive_suffix |
| set_current_row = function (tr) { |
| if ($.table_hotkeys.current_row) $.table_hotkeys.current_row.removeClass(selected_class); |
| tr.addClass(selected_class); |
| tr[0].scrollIntoView(false); |
| $.table_hotkeys.current_row = tr; |
| }; |
| adjacent_row_callback = function(which) { |
| if (!adjacent_row(which) && $.isFunction(opts[which+'_page_link_cb'])) { |
| opts[which+'_page_link_cb'](); |
| } |
| }; |
| get_adjacent_row = function(which) { |
| var first_row, method; |
| |
| if (!$.table_hotkeys.current_row) { |
| first_row = get_first_row(); |
| $.table_hotkeys.current_row = first_row; |
| return first_row[0]; |
| } |
| method = 'prev' == which? $.fn.prevAll : $.fn.nextAll; |
| return method.call($.table_hotkeys.current_row, opts.cycle_expr).filter_visible()[0]; |
| }; |
| adjacent_row = function(which) { |
| var adj = get_adjacent_row(which); |
| if (!adj) return false; |
| set_current_row($(adj)); |
| return true; |
| }; |
| prev_row = function() { return adjacent_row('prev'); }; |
| next_row = function() { return adjacent_row('next'); }; |
| check = function() { |
| $(opts.checkbox_expr, $.table_hotkeys.current_row).each(function() { |
| this.checked = !this.checked; |
| }); |
| }; |
| get_first_row = function() { |
| return $(opts.cycle_expr, table).filter_visible().eq(opts.start_row_index); |
| }; |
| get_last_row = function() { |
| var rows = $(opts.cycle_expr, table).filter_visible(); |
| return rows.eq(rows.length-1); |
| }; |
| make_key_callback = function(expr) { |
| return function() { |
| if ( null == $.table_hotkeys.current_row ) return false; |
| var clickable = $(expr, $.table_hotkeys.current_row); |
| if (!clickable.length) return false; |
| if (clickable.is('.'+destructive_class)) next_row() || prev_row(); |
| clickable.click(); |
| } |
| }; |
| first_row = get_first_row(); |
| if (!first_row.length) return; |
| if (opts.highlight_first) |
| set_current_row(first_row); |
| else if (opts.highlight_last) |
| set_current_row(get_last_row()); |
| $.hotkeys.add(opts.prev_key, opts.hotkeys_opts, function() {return adjacent_row_callback('prev')}); |
| $.hotkeys.add(opts.next_key, opts.hotkeys_opts, function() {return adjacent_row_callback('next')}); |
| $.hotkeys.add(opts.mark_key, opts.hotkeys_opts, check); |
| $.each(keys, function() { |
| var callback, key; |
| |
| if ($.isFunction(this[1])) { |
| callback = this[1]; |
| key = this[0]; |
| $.hotkeys.add(key, opts.hotkeys_opts, function(event) { return callback(event, $.table_hotkeys.current_row); }); |
| } else { |
| key = this; |
| $.hotkeys.add(key, opts.hotkeys_opts, make_key_callback('.'+opts.class_prefix+key)); |
| } |
| }); |
| |
| }; |
| $.table_hotkeys.current_row = null; |
| $.table_hotkeys.defaults = {cycle_expr: 'tr', class_prefix: 'vim-', selected_suffix: 'current', |
| destructive_suffix: 'destructive', hotkeys_opts: {disableInInput: true, type: 'keypress'}, |
| checkbox_expr: ':checkbox', next_key: 'j', prev_key: 'k', mark_key: 'x', |
| start_row_index: 2, highlight_first: false, highlight_last: false, next_page_link_cb: false, prev_page_link_cb: false}; |
| })(jQuery); |