jala.Form.Component.Image

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Jala 1.3

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Class jala.Form.Component.Image

Object
   |
   +--jala.Form.Component.Input
         |
         +--jala.Form.Component.File
               |
               +--jala.Form.Component.Image

class jala.Form.Component.Image
extends jala.Form.Component.File

Subclass of jala.Form.Component.File which renders a file upload and validates uploaded files as images.
Defined in Form.js

Constructor Summary
`jala.Form.Component.Image ()` Creates a new Image component instance

Method Summary
`String`	`checkRequirements(<Object> reqData)` Validates an image upload by making sure it's there (if REQUIRE is set), checking the file size, the content type and by trying to construct an image.

Methods inherited from class jala.Form.Component.File



renderControls

Methods inherited from class jala.Form.Component.Input



validate, save, getValue, setValue, render, renderError, renderLabel, renderHelp, render_macro, controls_macro, error_macro, label_macro, help_macro, id_macro, name_macro, type_macro, class_macro, getControlAttributes, checkLength, parseValue

Constructor Detail

jala.Form.Component.Image

jala.Form.Component.Image()

Creates a new Image component instance

Parameters:

name

Returns:

A newly created Image component

Method Detail

checkRequirements

String checkRequirements(<Object> reqData)

Validates an image upload by making sure it's there (if REQUIRE is set), checking the file size, the content type and by trying to construct an image. If the file is an image, width and height limitations set by require are checked.