dc.js

Class: cboxMenu

dc. cboxMenu

new cboxMenu(parent [, chartGroup])

The cboxMenu is a simple widget designed to filter a dimension by selecting option(s) from a set of HTML <input /> elements. The menu can be made into a set of radio buttons (single select) or checkboxes (multiple).

Parameters:
Name Type Argument Description
parent String | node | d3.selection | dc.compositeChart

Any valid d3 single selector specifying a dom block element such as a div; or a dom element or d3 selection.
chartGroup String <optional>

The name of the chart group this widget should be placed in. Interaction with the widget will only trigger events and redraws within its group.
Mixes In:
Source:
Returns:
Type
cboxMenu
Example
// create a cboxMenu under #cbox-container using the default global chart group
var cbox = dc.cboxMenu('#cbox-container')
               .dimension(states)
               .group(stateGroup);
// the option text can be set via the title() function
// by default the option text is '`key`: `value`'
cbox.title(function (d){
    return 'STATE: ' + d.key;
})

Methods

filterDisplayed( [filterDisplayed])

Get or set the function that filters options prior to display. By default options with a value of < 1 are not displayed.

Parameters:
Name Type Argument Description
filterDisplayed function <optional>
Source:
Returns:
Type
function | dc.cboxMenu
Example
// display all options override the `filterDisplayed` function:
chart.filterDisplayed(function () {
    return true;
});

multiple( [multiple])

Controls the type of input element. Setting it to true converts the HTML input tags from radio buttons to checkboxes.

Parameters:
Name Type Argument Default Description
multiple boolean <optional>
 false
Source:
Returns:
Type
Boolean | dc.cboxMenu
Example
chart.multiple(true);

order( [order])

Get or set the function that controls the ordering of option tags in the cbox menu. By default options are ordered by the group key in ascending order.

Parameters:
Name Type Argument Description
order function <optional>
Source:
Returns:
Type
function | dc.cboxMenu
Example
// order by the group's value
chart.order(function (a,b) {
    return a.value > b.value ? 1 : b.value > a.value ? -1 : 0;
});

promptText( [promptText])

Get or set the text displayed in the options used to prompt selection.

Parameters:
Name Type Argument Default Description
promptText String <optional>
 'Select all'
Source:
Returns:
Type
String | dc.cboxMenu
Example
chart.promptText('All states');

promptValue( [promptValue])

Controls the default value to be used for dimension.filter when only the prompt value is selected. If null (the default), no filtering will occur when just the prompt is selected.

Parameters:
Name Type Argument Default Description
promptValue * <optional>
<nullable>
 null
Source:
Returns:
Type
* | dc.cboxMenu