| Current File : //home/tradevaly/new.tradevaly.com.bd/phpmy/js/src/indexes.js |
/**
* @fileoverview function used for index manipulation pages
* @name Table Structure
*
* @requires jQuery
* @requires jQueryUI
* @required js/functions.js
*/
/* global fulltextIndexes:writable, indexes:writable, primaryIndexes:writable, spatialIndexes:writable, uniqueIndexes:writable */ // js/functions.js
var Indexes = {};
/**
* Returns the array of indexes based on the index choice
*
* @param {string} indexChoice index choice
*
* @return {null|object}
*/
Indexes.getIndexArray = function (indexChoice) {
var sourceArray = null;
switch (indexChoice.toLowerCase()) {
case 'primary':
sourceArray = primaryIndexes;
break;
case 'unique':
sourceArray = uniqueIndexes;
break;
case 'index':
sourceArray = indexes;
break;
case 'fulltext':
sourceArray = fulltextIndexes;
break;
case 'spatial':
sourceArray = spatialIndexes;
break;
default:
return null;
}
return sourceArray;
};
/**
* Hides/shows the inputs and submits appropriately depending
* on whether the index type chosen is 'SPATIAL' or not.
*/
Indexes.checkIndexType = function () {
/**
* @var {JQuery<HTMLElement}, Dropdown to select the index choice.
*/
var $selectIndexChoice = $('#select_index_choice');
/**
* @var {JQuery<HTMLElement}, Dropdown to select the index type.
*/
var $selectIndexType = $('#select_index_type');
/**
* @var {JQuery<HTMLElement}, Table header for the size column.
*/
var $sizeHeader = $('#index_columns').find('thead tr').children('th').eq(1);
/**
* @var {JQuery<HTMLElement}, Inputs to specify the columns for the index.
*/
var $columnInputs = $('select[name="index[columns][names][]"]');
/**
* @var {JQuery<HTMLElement}, Inputs to specify sizes for columns of the index.
*/
var $sizeInputs = $('input[name="index[columns][sub_parts][]"]');
/**
* @var {JQuery<HTMLElement}, Footer containing the controllers to add more columns
*/
var $addMore = $('#index_frm').find('.add_more');
if ($selectIndexChoice.val() === 'SPATIAL') {
// Disable and hide the size column
$sizeHeader.hide();
$sizeInputs.each(function () {
$(this)
.prop('disabled', true)
.parent('td').hide();
});
// Disable and hide the columns of the index other than the first one
var initial = true;
$columnInputs.each(function () {
var $columnInput = $(this);
if (! initial) {
$columnInput
.prop('disabled', true)
.parent('td').hide();
} else {
initial = false;
}
});
// Hide controllers to add more columns
$addMore.hide();
} else {
// Enable and show the size column
$sizeHeader.show();
$sizeInputs.each(function () {
$(this)
.prop('disabled', false)
.parent('td').show();
});
// Enable and show the columns of the index
$columnInputs.each(function () {
$(this)
.prop('disabled', false)
.parent('td').show();
});
// Show controllers to add more columns
$addMore.show();
}
if ($selectIndexChoice.val() === 'SPATIAL' ||
$selectIndexChoice.val() === 'FULLTEXT') {
$selectIndexType.val('').prop('disabled', true);
} else {
$selectIndexType.prop('disabled', false);
}
};
/**
* Sets current index information into form parameters.
*
* @param {any[]} sourceArray Array containing index columns
* @param {string} indexChoice Choice of index
*
* @return {void}
*/
Indexes.setIndexFormParameters = function (sourceArray, indexChoice) {
if (indexChoice === 'index') {
$('input[name="indexes"]').val(JSON.stringify(sourceArray));
} else {
$('input[name="' + indexChoice + '_indexes"]').val(JSON.stringify(sourceArray));
}
};
/**
* Removes a column from an Index.
*
* @param {string} colIndex Index of column in form
*
* @return {void}
*/
Indexes.removeColumnFromIndex = function (colIndex) {
// Get previous index details.
var previousIndex = $('select[name="field_key[' + colIndex + ']"]')
.attr('data-index');
if (previousIndex.length) {
previousIndex = previousIndex.split(',');
var sourceArray = Indexes.getIndexArray(previousIndex[0]);
if (sourceArray === null) {
return;
}
// Remove column from index array.
var sourceLength = sourceArray[previousIndex[1]].columns.length;
for (var i = 0; i < sourceLength; i++) {
if (sourceArray[previousIndex[1]].columns[i].col_index === colIndex) {
sourceArray[previousIndex[1]].columns.splice(i, 1);
}
}
// Remove index completely if no columns left.
if (sourceArray[previousIndex[1]].columns.length === 0) {
sourceArray.splice(previousIndex[1], 1);
}
// Update current index details.
$('select[name="field_key[' + colIndex + ']"]').attr('data-index', '');
// Update form index parameters.
Indexes.setIndexFormParameters(sourceArray, previousIndex[0].toLowerCase());
}
};
/**
* Adds a column to an Index.
*
* @param {any[]} sourceArray Array holding corresponding indexes
* @param {string} arrayIndex Index of an INDEX in array
* @param {string} indexChoice Choice of Index
* @param {string} colIndex Index of column on form
*
* @return {void}
*/
Indexes.addColumnToIndex = function (sourceArray, arrayIndex, indexChoice, colIndex) {
if (colIndex >= 0) {
// Remove column from other indexes (if any).
Indexes.removeColumnFromIndex(colIndex);
}
var indexName = $('input[name="index[Key_name]"]').val();
var indexComment = $('input[name="index[Index_comment]"]').val();
var keyBlockSize = $('input[name="index[Key_block_size]"]').val();
var parser = $('input[name="index[Parser]"]').val();
var indexType = $('select[name="index[Index_type]"]').val();
var columns = [];
$('#index_columns').find('tbody').find('tr').each(function () {
// Get columns in particular order.
var colIndex = $(this).find('select[name="index[columns][names][]"]').val();
var size = $(this).find('input[name="index[columns][sub_parts][]"]').val();
columns.push({
'col_index': colIndex,
'size': size
});
});
// Update or create an index.
sourceArray[arrayIndex] = {
'Key_name': indexName,
'Index_comment': indexComment,
'Index_choice': indexChoice.toUpperCase(),
'Key_block_size': keyBlockSize,
'Parser': parser,
'Index_type': indexType,
'columns': columns
};
// Display index name (or column list)
var displayName = indexName;
if (displayName === '') {
var columnNames = [];
$.each(columns, function () {
columnNames.push($('input[name="field_name[' + this.col_index + ']"]').val());
});
displayName = '[' + columnNames.join(', ') + ']';
}
$.each(columns, function () {
var id = 'index_name_' + this.col_index + '_8';
var $name = $('#' + id);
if ($name.length === 0) {
$name = $('<a id="' + id + '" href="#" class="ajax show_index_dialog"></a>');
$name.insertAfter($('select[name="field_key[' + this.col_index + ']"]'));
}
var $text = $('<small>').text(displayName);
$name.html($text);
});
if (colIndex >= 0) {
// Update index details on form.
$('select[name="field_key[' + colIndex + ']"]')
.attr('data-index', indexChoice + ',' + arrayIndex);
}
Indexes.setIndexFormParameters(sourceArray, indexChoice.toLowerCase());
};
/**
* Get choices list for a column to create a composite index with.
*
* @param {any[]} sourceArray Array hodling columns for particular index
* @param {string} colIndex Choice of index
*
* @return {JQuery} jQuery Object
*/
Indexes.getCompositeIndexList = function (sourceArray, colIndex) {
// Remove any previous list.
if ($('#composite_index_list').length) {
$('#composite_index_list').remove();
}
// Html list.
var $compositeIndexList = $(
'<ul id="composite_index_list">' +
'<div>' + Messages.strCompositeWith + '</div>' +
'</ul>'
);
// Add each column to list available for composite index.
var sourceLength = sourceArray.length;
var alreadyPresent = false;
for (var i = 0; i < sourceLength; i++) {
var subArrayLen = sourceArray[i].columns.length;
var columnNames = [];
for (var j = 0; j < subArrayLen; j++) {
columnNames.push(
$('input[name="field_name[' + sourceArray[i].columns[j].col_index + ']"]').val()
);
if (colIndex === sourceArray[i].columns[j].col_index) {
alreadyPresent = true;
}
}
$compositeIndexList.append(
'<li>' +
'<input type="radio" name="composite_with" ' +
(alreadyPresent ? 'checked="checked"' : '') +
' id="composite_index_' + i + '" value="' + i + '">' +
'<label for="composite_index_' + i + '">' + columnNames.join(', ') +
'</label>' +
'</li>'
);
}
return $compositeIndexList;
};
/**
* Shows 'Add Index' dialog.
*
* @param {any[]} sourceArray Array holding particular index
* @param {string} arrayIndex Index of an INDEX in array
* @param {any[]} targetColumns Columns for an INDEX
* @param {string} colIndex Index of column on form
* @param {object} index Index detail object
* @param {boolean} showDialog Whether to show index creation dialog or not
*
* @return {void}
*/
Indexes.showAddIndexDialog = function (sourceArray, arrayIndex, targetColumns, colIndex, index, showDialog) {
var showDialogLocal = typeof showDialog !== 'undefined' ? showDialog : true;
// Prepare post-data.
var $table = $('input[name="table"]');
var table = $table.length > 0 ? $table.val() : '';
var postData = {
'server': CommonParams.get('server'),
'db': $('input[name="db"]').val(),
'table': table,
'ajax_request': 1,
'create_edit_table': 1,
'index': index
};
var columns = {};
for (var i = 0; i < targetColumns.length; i++) {
var columnName = $('input[name="field_name[' + targetColumns[i] + ']"]').val();
var columnType = $('select[name="field_type[' + targetColumns[i] + ']"]').val().toLowerCase();
columns[columnName] = [columnType, targetColumns[i]];
}
postData.columns = JSON.stringify(columns);
var buttonOptions = {};
buttonOptions[Messages.strGo] = function () {
var isMissingValue = false;
$('select[name="index[columns][names][]"]').each(function () {
if ($(this).val() === '') {
isMissingValue = true;
}
});
if (! isMissingValue) {
Indexes.addColumnToIndex(
sourceArray,
arrayIndex,
index.Index_choice,
colIndex
);
} else {
Functions.ajaxShowMessage(
'<div class="alert alert-danger" role="alert"><img src="themes/dot.gif" title="" alt=""' +
' class="icon ic_s_error"> ' + Messages.strMissingColumn +
' </div>', false
);
return false;
}
$(this).remove();
};
buttonOptions[Messages.strCancel] = function () {
if (colIndex >= 0) {
// Handle state on 'Cancel'.
var $selectList = $('select[name="field_key[' + colIndex + ']"]');
if (! $selectList.attr('data-index').length) {
$selectList.find('option[value*="none"]').attr('selected', 'selected');
} else {
var previousIndex = $selectList.attr('data-index').split(',');
$selectList.find('option[value*="' + previousIndex[0].toLowerCase() + '"]')
.attr('selected', 'selected');
}
}
$(this).dialog('close');
};
var $msgbox = Functions.ajaxShowMessage();
$.post('index.php?route=/table/indexes', postData, function (data) {
if (data.success === false) {
// in the case of an error, show the error message returned.
Functions.ajaxShowMessage(data.error, false);
} else {
Functions.ajaxRemoveMessage($msgbox);
var $div = $('<div></div>');
if (showDialogLocal) {
// Show dialog if the request was successful
if ($('#addIndex').length > 0) {
$('#addIndex').remove();
}
$div
.append(data.message)
.dialog({
title: Messages.strAddIndex,
width: 450,
minHeight: 250,
create: function () {
$(this).on('keypress', function (e) {
if (e.which === 13 || e.keyCode === 13 || window.event.keyCode === 13) {
e.preventDefault();
buttonOptions[Messages.strGo]();
$(this).remove();
}
});
},
open: function () {
Functions.checkIndexName('index_frm');
Functions.showHints($div);
$('#index_columns').find('td').each(function () {
$(this).css('width', $(this).width() + 'px');
});
$('#index_columns').find('tbody').sortable({
axis: 'y',
containment: $('#index_columns').find('tbody'),
tolerance: 'pointer'
});
},
modal: true,
buttons: buttonOptions,
close: function () {
$(this).remove();
}
});
} else {
$div
.append(data.message);
$div.css({ 'display' : 'none' });
$div.appendTo($('body'));
$div.attr({ 'id' : 'addIndex' });
var isMissingValue = false;
$('select[name="index[columns][names][]"]').each(function () {
if ($(this).val() === '') {
isMissingValue = true;
}
});
if (! isMissingValue) {
Indexes.addColumnToIndex(
sourceArray,
arrayIndex,
index.Index_choice,
colIndex
);
} else {
Functions.ajaxShowMessage(
'<div class="alert alert-danger" role="alert"><img src="themes/dot.gif" title="" alt=""' +
' class="icon ic_s_error"> ' + Messages.strMissingColumn +
' </div>', false
);
return false;
}
}
}
});
};
/**
* Creates a advanced index type selection dialog.
*
* @param {any[]} sourceArray Array holding a particular type of indexes
* @param {string} indexChoice Choice of index
* @param {string} colIndex Index of new column on form
*
* @return {void}
*/
Indexes.indexTypeSelectionDialog = function (sourceArray, indexChoice, colIndex) {
var $singleColumnRadio = $('<input type="radio" id="single_column" name="index_choice"' +
' checked="checked">' +
'<label for="single_column">' + Messages.strCreateSingleColumnIndex + '</label>');
var $compositeIndexRadio = $('<input type="radio" id="composite_index"' +
' name="index_choice">' +
'<label for="composite_index">' + Messages.strCreateCompositeIndex + '</label>');
var $dialogContent = $('<fieldset class="pma-fieldset" id="advance_index_creator"></fieldset>');
$dialogContent.append('<legend>' + indexChoice.toUpperCase() + '</legend>');
// For UNIQUE/INDEX type, show choice for single-column and composite index.
$dialogContent.append($singleColumnRadio);
$dialogContent.append($compositeIndexRadio);
var buttonOptions = {};
// 'OK' operation.
buttonOptions[Messages.strGo] = function () {
if ($('#single_column').is(':checked')) {
var index = {
'Key_name': (indexChoice === 'primary' ? 'PRIMARY' : ''),
'Index_choice': indexChoice.toUpperCase()
};
Indexes.showAddIndexDialog(sourceArray, (sourceArray.length), [colIndex], colIndex, index);
}
if ($('#composite_index').is(':checked')) {
if ($('input[name="composite_with"]').length !== 0 && $('input[name="composite_with"]:checked').length === 0
) {
Functions.ajaxShowMessage(
'<div class="alert alert-danger" role="alert"><img src="themes/dot.gif" title=""' +
' alt="" class="icon ic_s_error"> ' +
Messages.strFormEmpty +
' </div>',
false
);
return false;
}
var arrayIndex = $('input[name="composite_with"]:checked').val();
var sourceLength = sourceArray[arrayIndex].columns.length;
var targetColumns = [];
for (var i = 0; i < sourceLength; i++) {
targetColumns.push(sourceArray[arrayIndex].columns[i].col_index);
}
targetColumns.push(colIndex);
Indexes.showAddIndexDialog(sourceArray, arrayIndex, targetColumns, colIndex,
sourceArray[arrayIndex]);
}
$(this).remove();
};
buttonOptions[Messages.strCancel] = function () {
// Handle state on 'Cancel'.
var $selectList = $('select[name="field_key[' + colIndex + ']"]');
if (! $selectList.attr('data-index').length) {
$selectList.find('option[value*="none"]').attr('selected', 'selected');
} else {
var previousIndex = $selectList.attr('data-index').split(',');
$selectList.find('option[value*="' + previousIndex[0].toLowerCase() + '"]')
.attr('selected', 'selected');
}
$(this).remove();
};
$('<div></div>').append($dialogContent).dialog({
minWidth: 525,
minHeight: 200,
modal: true,
title: Messages.strAddIndex,
resizable: false,
buttons: buttonOptions,
open: function () {
$('#composite_index').on('change', function () {
if ($(this).is(':checked')) {
$dialogContent.append(Indexes.getCompositeIndexList(sourceArray, colIndex));
}
});
$('#single_column').on('change', function () {
if ($(this).is(':checked')) {
if ($('#composite_index_list').length) {
$('#composite_index_list').remove();
}
}
});
},
close: function () {
$('#composite_index').off('change');
$('#single_column').off('change');
$(this).remove();
}
});
};
/**
* Unbind all event handlers before tearing down a page
*/
AJAX.registerTeardown('indexes.js', function () {
$(document).off('click', '#save_index_frm');
$(document).off('click', '#preview_index_frm');
$(document).off('change', '#select_index_choice');
$(document).off('click', 'a.drop_primary_key_index_anchor.ajax');
$(document).off('click', '#table_index tbody tr td.edit_index.ajax, #index_div .add_index.ajax');
$(document).off('click', '#table_index tbody tr td.rename_index.ajax');
$(document).off('click', '#index_frm input[type=submit]');
$('body').off('change', 'select[name*="field_key"]');
$(document).off('click', '.show_index_dialog');
});
/**
* @description <p>Ajax scripts for table index page</p>
*
* Actions ajaxified here:
* <ul>
* <li>Showing/hiding inputs depending on the index type chosen</li>
* <li>create/edit/drop indexes</li>
* </ul>
*/
AJAX.registerOnload('indexes.js', function () {
// Re-initialize variables.
primaryIndexes = [];
uniqueIndexes = [];
indexes = [];
fulltextIndexes = [];
spatialIndexes = [];
// for table creation form
var $engineSelector = $('.create_table_form select[name=tbl_storage_engine]');
if ($engineSelector.length) {
Functions.hideShowConnection($engineSelector);
}
var $form = $('#index_frm');
if ($form.length > 0) {
Functions.showIndexEditDialog($form);
}
$(document).on('click', '#save_index_frm', function (event) {
event.preventDefault();
var $form = $('#index_frm');
var argsep = CommonParams.get('arg_separator');
var submitData = $form.serialize() + argsep + 'do_save_data=1' + argsep + 'ajax_request=true' + argsep + 'ajax_page_request=true';
Functions.ajaxShowMessage(Messages.strProcessingRequest);
AJAX.source = $form;
$.post($form.attr('action'), submitData, AJAX.responseHandler);
});
$(document).on('click', '#preview_index_frm', function (event) {
event.preventDefault();
Functions.previewSql($('#index_frm'));
});
$(document).on('change', '#select_index_choice', function (event) {
event.preventDefault();
Indexes.checkIndexType();
Functions.checkIndexName('index_frm');
});
/**
* Ajax Event handler for 'Drop Index'
*/
$(document).on('click', 'a.drop_primary_key_index_anchor.ajax', function (event) {
event.preventDefault();
var $anchor = $(this);
/**
* @var $currRow Object containing reference to the current field's row
*/
var $currRow = $anchor.parents('tr');
/** @var {number} rows Number of columns in the key */
var rows = $anchor.parents('td').attr('rowspan') || 1;
/** @var {number} $rowsToHide Rows that should be hidden */
var $rowsToHide = $currRow;
for (var i = 1, $lastRow = $currRow.next(); i < rows; i++, $lastRow = $lastRow.next()) {
$rowsToHide = $rowsToHide.add($lastRow);
}
var question = $currRow.children('td')
.children('.drop_primary_key_index_msg')
.val();
Functions.confirmPreviewSql(question, $anchor.attr('href'), function (url) {
var $msg = Functions.ajaxShowMessage(Messages.strDroppingPrimaryKeyIndex, false);
var params = Functions.getJsConfirmCommonParam(this, $anchor.getPostData());
$.post(url, params, function (data) {
if (typeof data !== 'undefined' && data.success === true) {
Functions.ajaxRemoveMessage($msg);
var $tableRef = $rowsToHide.closest('table');
if ($rowsToHide.length === $tableRef.find('tbody > tr').length) {
// We are about to remove all rows from the table
$tableRef.hide('medium', function () {
$('div.no_indexes_defined').show('medium');
$rowsToHide.remove();
});
$tableRef.siblings('.alert-primary').hide('medium');
} else {
// We are removing some of the rows only
$rowsToHide.hide('medium', function () {
$(this).remove();
});
}
if ($('.result_query').length) {
$('.result_query').remove();
}
if (data.sql_query) {
$('<div class="result_query"></div>')
.html(data.sql_query)
.prependTo('#structure_content');
Functions.highlightSql($('#page_content'));
}
Navigation.reload();
CommonActions.refreshMain('index.php?route=/table/structure');
} else {
Functions.ajaxShowMessage(Messages.strErrorProcessingRequest + ' : ' + data.error, false);
}
}); // end $.post()
});
}); // end Drop Primary Key/Index
/**
* Ajax event handler for index edit
**/
$(document).on('click', '#table_index tbody tr td.edit_index.ajax, #index_div .add_index.ajax', function (event) {
event.preventDefault();
var url;
var title;
if ($(this).find('a').length === 0) {
// Add index
var valid = Functions.checkFormElementInRange(
$(this).closest('form')[0],
'added_fields',
'Column count has to be larger than zero.'
);
if (! valid) {
return;
}
url = $(this).closest('form').serialize();
title = Messages.strAddIndex;
} else {
// Edit index
url = $(this).find('a').getPostData();
title = Messages.strEditIndex;
}
url += CommonParams.get('arg_separator') + 'ajax_request=true';
Functions.indexEditorDialog(url, title, function (data) {
CommonParams.set('db', data.params.db);
CommonParams.set('table', data.params.table);
CommonActions.refreshMain('index.php?route=/table/structure');
});
});
/**
* Ajax event handler for index rename
**/
$(document).on('click', '#table_index tbody tr td.rename_index.ajax', function (event) {
event.preventDefault();
var url = $(this).find('a').getPostData();
var title = Messages.strRenameIndex;
url += CommonParams.get('arg_separator') + 'ajax_request=true';
Functions.indexRenameDialog(url, title, function (data) {
CommonParams.set('db', data.params.db);
CommonParams.set('table', data.params.table);
CommonActions.refreshMain('index.php?route=/table/structure');
});
});
/**
* Ajax event handler for advanced index creation during table creation
* and column addition.
*/
$('body').on('change', 'select[name*="field_key"]', function (e, showDialog) {
var showDialogLocal = typeof showDialog !== 'undefined' ? showDialog : true;
// Index of column on Table edit and create page.
var colIndex = /\d+/.exec($(this).attr('name'));
colIndex = colIndex[0];
// Choice of selected index.
var indexChoice = /[a-z]+/.exec($(this).val());
indexChoice = indexChoice[0];
// Array containing corresponding indexes.
var sourceArray = null;
if (indexChoice === 'none') {
Indexes.removeColumnFromIndex(colIndex);
var id = 'index_name_' + '0' + '_8';
var $name = $('#' + id);
if ($name.length === 0) {
$name = $('<a id="' + id + '" href="#" class="ajax show_index_dialog"></a>');
$name.insertAfter($('select[name="field_key[' + '0' + ']"]'));
}
$name.html('');
return false;
}
// Select a source array.
sourceArray = Indexes.getIndexArray(indexChoice);
if (sourceArray === null) {
return;
}
if (sourceArray.length === 0) {
var index = {
'Key_name': (indexChoice === 'primary' ? 'PRIMARY' : ''),
'Index_choice': indexChoice.toUpperCase()
};
Indexes.showAddIndexDialog(sourceArray, 0, [colIndex], colIndex, index, showDialogLocal);
} else {
if (indexChoice === 'primary') {
var arrayIndex = 0;
var sourceLength = sourceArray[arrayIndex].columns.length;
var targetColumns = [];
for (var i = 0; i < sourceLength; i++) {
targetColumns.push(sourceArray[arrayIndex].columns[i].col_index);
}
targetColumns.push(colIndex);
Indexes.showAddIndexDialog(sourceArray, arrayIndex, targetColumns, colIndex,
sourceArray[arrayIndex], showDialogLocal);
} else {
// If there are multiple columns selected for an index, show advanced dialog.
Indexes.indexTypeSelectionDialog(sourceArray, indexChoice, colIndex);
}
}
});
$(document).on('click', '.show_index_dialog', function (e) {
e.preventDefault();
// Get index details.
var previousIndex = $(this).prev('select')
.attr('data-index')
.split(',');
var indexChoice = previousIndex[0];
var arrayIndex = previousIndex[1];
var sourceArray = Indexes.getIndexArray(indexChoice);
if (sourceArray !== null) {
var sourceLength = sourceArray[arrayIndex].columns.length;
var targetColumns = [];
for (var i = 0; i < sourceLength; i++) {
targetColumns.push(sourceArray[arrayIndex].columns[i].col_index);
}
Indexes.showAddIndexDialog(sourceArray, arrayIndex, targetColumns, -1, sourceArray[arrayIndex]);
}
});
$('#index_frm').on('submit', function () {
if (typeof(this.elements['index[Key_name]'].disabled) !== 'undefined') {
this.elements['index[Key_name]'].disabled = false;
}
});
});