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Lidarr/src/UI/Shared/Grid/HeaderCell.js

130 lines
3.9 KiB

'use strict';
define(
[
'backgrid'
], function (Backgrid) {
Backgrid.NzbDroneHeaderCell = Backgrid.HeaderCell.extend({
events: {
'click': 'onClick'
},
render: function () {
this.$el.empty();
this.$el.append(this.column.get('label'));
var column = this.column;
var sortable = Backgrid.callByNeed(column.sortable(), column, this.collection);
if (sortable)
{
this.$el.addClass('sortable');
this.$el.append(' <i class="pull-right"></i>');
}
//Do we need this?
this.$el.addClass(column.get('name'));
this.delegateEvents();
this.direction(column.get('direction'));
if (this.collection.state) {
var key = this.collection.state.sortKey;
var order = this.collection.state.order;
if (key === this.column.get('name')) {
this._setSortIcon(order);
}
}
return this;
},
direction: function (dir) {
this.$el.children('i').removeClass('icon-sort-up icon-sort-down');
if (arguments.length) {
if (dir)
{
this._setSortIcon(dir);
}
this.column.set('direction', dir);
}
var columnDirection = this.column.get('direction');
if (!columnDirection && this.collection.state) {
var key = this.collection.state.sortKey;
var order = this.collection.state.order;
if (key === this.column.get('name')) {
columnDirection = order;
}
}
return columnDirection;
},
onClick: function (e) {
e.preventDefault();
var collection = this.collection;
var event = 'backgrid:sort';
function toggleSort(header, col) {
collection.state.sortKey = col.get('name');
var direction = header.direction();
if (direction === 'ascending' || direction === -1)
{
collection.state.order = 'descending';
collection.trigger(event, col, 'descending');
}
else
{
collection.state.order = 'ascending';
collection.trigger(event, col, 'ascending');
}
}
var column = this.column;
var sortable = Backgrid.callByNeed(column.sortable(), column, this.collection);
if (sortable) {
toggleSort(this, column);
}
},
_resetCellDirection: function (columnToSort, direction) {
if (columnToSort !== this.column)
{
this.direction(null);
}
else
{
this.direction(direction);
}
},
_convertDirectionToIcon: function (dir) {
if (dir === 'ascending' || dir === -1) {
return 'icon-sort-up';
}
return 'icon-sort-down';
},
_setSortIcon: function (dir) {
this._removeSortIcon();
this.$el.children('i').addClass(this._convertDirectionToIcon(dir));
},
_removeSortIcon: function () {
this.$el.children('i').removeClass('icon-sort-up icon-sort-down');
}
});
return Backgrid.NzbDroneHeaderCell;
});