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// $Id$
/**
* Add functionality to the profile drag and drop table.
*
* This behavior is dependent on the tableDrag behavior, since it uses the
* objects initialized in that behavior to update the row. It shows and hides
* a warning message when removing the last field from a profile category.
*/
Drupal.behaviors.profileDrag = function(context) {
var table = $('#profile-fields');
var tableDrag = Drupal.tableDrag['profile-fields']; // Get the profile tableDrag object.
// Add a handler for when a row is swapped, update empty categories.
tableDrag.row.prototype.onSwap = function(swappedRow) {
var rowObject = this;
$('tr.category-message', table).each(function() {
// If the dragged row is in this category, but above the message row, swap it down one space.
if ($(this).prev('tr').get(0) == rowObject.element) {
// Prevent a recursion problem when using the keyboard to move rows up.
if ((rowObject.method != 'keyboard' || rowObject.direction == 'down')) {
rowObject.swap('after', this);
}
}
// This category has become empty
if ($(this).next('tr').is(':not(.draggable)') || $(this).next('tr').size() == 0) {
$(this).removeClass('category-populated').addClass('category-empty');
}
// This category has become populated.
else if ($(this).is('.category-empty')) {
$(this).removeClass('category-empty').addClass('category-populated');
}
});
};
// Add a handler so when a row is dropped, update fields dropped into new categories.
tableDrag.onDrop = function() {
dragObject = this;
if ($(dragObject.rowObject.element).prev('tr').is('.category-message')) {
var categoryRow = $(dragObject.rowObject.element).prev('tr').get(0);
var categoryNum = categoryRow.className.replace(/([^ ]+[ ]+)*category-([^ ]+)-message([ ]+[^ ]+)*/, '$2');
var categoryField = $('select.profile-category', dragObject.rowObject.element);
var weightField = $('select.profile-weight', dragObject.rowObject.element);
var oldcategoryNum = weightField[0].className.replace(/([^ ]+[ ]+)*profile-weight-([^ ]+)([ ]+[^ ]+)*/, '$2');
if (!categoryField.is('.profile-category-'+ categoryNum)) {
categoryField.removeClass('profile-category-' + oldcategoryNum).addClass('profile-category-' + categoryNum);
weightField.removeClass('profile-weight-' + oldcategoryNum).addClass('profile-weight-' + categoryNum);
categoryField.val(categoryField[0].options[categoryNum].value);
}
}
};
};
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