function coloractions_validate_scale_0_1 in ImageCache Actions 8

Same name and namespace in other branches

1. 7 coloractions/imagecache_coloractions.module \coloractions_validate_scale_0_1()

Form element validation handler for elements that should contain a number between 0 and 1.

1 string reference to 'coloractions_validate_scale_0_1'

coloractions_adjustlevels_form_helper in coloractions/imagecache_coloractions.module

Helper function to create the form for the color level adjustment effect.

File

coloractions/imagecache_coloractions.module, line 944

Code

function coloractions_validate_scale_0_1($element) {
  $value = $element['#value'];
  if ($value != '' && (!is_numeric($value) || (double) $value > 1.0 || (double) $value < 0.0)) {
    form_error($element, t('%name must be a value between 0 and 1.', array(
      '%name' => $element['#title'],
    )));
  }
}