diff options
Diffstat (limited to 'wp-includes/js/jquery/jquery.table-hotkeys.js')
| -rw-r--r-- | wp-includes/js/jquery/jquery.table-hotkeys.js | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/wp-includes/js/jquery/jquery.table-hotkeys.js b/wp-includes/js/jquery/jquery.table-hotkeys.js new file mode 100644 index 0000000..d699199 --- /dev/null +++ b/wp-includes/js/jquery/jquery.table-hotkeys.js @@ -0,0 +1,99 @@ +(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); + $.table_hotkeys.current_row = tr; + }; + adjacent_row_callback = function(which) { + if (!adjacent_row(which) && typeof opts[which+'_page_link_cb'] === 'function' ) { + opts[which+'_page_link_cb'](); + } + }; + get_adjacent_row = function(which) { + var first_row, method; + + if (!$.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.trigger( '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 ( typeof this[1] === 'function' ) { + 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); |