An advanced select box that provides a set of options to choose from.
Related sample: Form. All DhxForm Inputs
You can easily add a Select control during initialization of a form:
var form = new dhx.Form("form_container", {
rows: [
{
type: "select",
name: "select",
label: "select",
labelWidth: "50px",
width:"200px",
options: [
{
value: "1",
content: "1",
disabled: true
},
{
value: "2",
content: "2"
},
{
value: "3",
content: "3"
},
{
value: "4",
content: "4"
}
]
}
]
});
You can provide the following attributes in the configuration object of a select:
type | (string) the type of a control, set it to "select" |
name | (string) the name of a control |
id | (string|number) the id of a control, auto-generated if not set |
options | (array) an array of Select options, each option is an object with a set of key:value pairs - attributes of options and their values:
|
value | (string/number) the initial value of the select control |
validation | (function) the validation function, takes as a parameter the value to validate and returns true/false to indicate the result of validation |
icon | (string) the name of an icon from the used icon font |
width | (string|number|"content") the width of a control |
height | (string|number|"content") the height of a control |
padding | (string|number) sets padding between a cell and a border of the Select control |
css | (string) adds style classes to a control |
disabled | (boolean) defines whether a control is enabled (false) or disabled (true) |
hidden | (boolean) defines whether a control is hidden |
label | (string) specifies a label for a control |
labelWidth | (string|number) sets the width of the label of a control |
hiddenLabel | (boolean) invisible label that will be used to identify the input on the server side |
labelPosition | (string) defines the position of a label: "left"|"top" |
helpMessage | (string) adds a help message to a control |
preMessage | (string) a message that contains instructions for interacting with the control |
successMessage | (string) a message that appears in case of successful validation of the control value |
errorMessage | (string) a message that appears in case of error during validation of the control value |
You can manipulate a Select control by using methods (or events) of the object returned by the getItem() method.
For example, you can get the value of the control:
var value = form.getItem("select").getValue();
clear | clears a value of a Select control |
clearValidate | clears validation of a Select control |
disable | disables a Select control on a page |
enable | enables a disabled Select control |
focus | sets focus to a control |
getOptions | returns an array of Select options |
getProperties | returns an object with the available configuration attributes of the control |
getValue | returns the current value of a Select control |
hide | hides a Select control |
isDisabled | checks whether a Select control is disabled |
isVisible | checks whether a Select control is visible on the page |
setOptions | allows changing a list of Select options dynamically |
setProperties | allows changing available configuration attributes of the control dynamically |
setValue | sets the value for a Select control |
show | shows a Select control on the page |
validate | validates a Select control |
afterChangeProperties | fires after configuration attributes of the control have been changed dynamically |
afterHide | fires after a control is hidden |
afterShow | fires after a control is shown |
afterValidate | fires after the control value is validated |
beforeChangeProperties | fires before configuration attributes of the control are changed dynamically |
beforeHide | fires before a control is hidden |
beforeShow | fires before a control is shown |
beforeValidate | fires before the control value is validated |
change | fires on changing the value of a control |
changeOptions | fires on changing a list of Select options |