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// $Id: cck.js,v 1.5 2009/02/03 19:53:47 karens Exp $
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(function($) {
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Drupal.behaviors.cckManageFields = {
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attach: function(context) {
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attachUpdateSelects(context);
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}
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};
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function attachUpdateSelects(context) {
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var widgetTypes = Drupal.settings.cckWidgetTypes;
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var fields = Drupal.settings.cckFields;
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// Store the default text of widget selects.
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$('#cck-field-overview .cck-widget-type-select', context).each(function() {
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this.initialValue = this.options[0].text;
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});
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// 'Field type' select updates its 'Widget' select.
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$('#cck-field-overview .cck-field-type-select', context).each(function() {
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this.targetSelect = $('.cck-widget-type-select', $(this).parents('tr').eq(0));
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$(this).change(function() {
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var selectedFieldType = this.options[this.selectedIndex].value;
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var options = (selectedFieldType in widgetTypes) ? widgetTypes[selectedFieldType] : [ ];
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this.targetSelect.cckPopulateOptions(options);
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});
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// Trigger change on initial pageload to get the right widget options
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// when field type comes pre-selected (on failed validation).
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$(this).trigger('change');
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});
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// 'Existing field' select updates its 'Widget' select and 'Label' textfield.
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$('#cck-field-overview .cck-field-select', context).each(function() {
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this.targetSelect = $('.cck-widget-type-select', $(this).parents('tr').eq(0));
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this.targetTextfield = $('.cck-label-textfield', $(this).parents('tr').eq(0));
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$(this).change(function(e, updateText) {
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var updateText = (typeof(updateText) == 'undefined') ? true : updateText;
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var selectedField = this.options[this.selectedIndex].value;
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var selectedFieldType = (selectedField in fields) ? fields[selectedField].type : null;
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var selectedFieldWidget = (selectedField in fields) ? fields[selectedField].widget : null
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var options = (selectedFieldType && (selectedFieldType in widgetTypes)) ? widgetTypes[selectedFieldType] : [ ];
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this.targetSelect.cckPopulateOptions(options, selectedFieldWidget);
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if (updateText) {
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$(this.targetTextfield).attr('value', (selectedField in fields) ? fields[selectedField].label : '');
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}
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});
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// Trigger change on initial pageload to get the right widget options
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// and label when field type comes pre-selected (on failed validation).
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$(this).trigger('change', false);
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});
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}
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jQuery.fn.cckPopulateOptions = function(options, selected) {
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return this.each(function() {
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var disabled = false;
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if (options.length == 0) {
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options = [this.initialValue];
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disabled = true;
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}
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// If possible, keep the same widget selected when changing field type.
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// This is based on textual value, since the internal value might be
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// different (options_buttons vs. nodereference_buttons).
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var previousSelectedText = this.options[this.selectedIndex].text;
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var html = '';
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jQuery.each(options, function(value, text) {
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// Figure out which value should be selected. The 'selected' param
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// takes precedence.
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var is_selected = ((typeof(selected) !== 'undefined' && value == selected) || (typeof(selected) == 'undefined' && text == previousSelectedText));
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html += '<option value="' + value + '"' + (is_selected ? ' selected="selected"' : '') +'>' + text + '</option>';
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});
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$(this)
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.html(html)
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.attr('disabled', disabled ? 'disabled' : '');
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});
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}
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})(jQuery);
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