Proyectos de Subversion Moodle

// This file is part of Moodle - http://moodle.org/

//

// Moodle is free software: you can redistribute it and/or modify

// it under the terms of the GNU General Public License as published by

// the Free Software Foundation, either version 3 of the License, or

// (at your option) any later version.

//

// Moodle is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

// GNU General Public License for more details.

//

// You should have received a copy of the GNU General Public License

// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**

 * @package    tool_xmldb

 * @copyright  2003 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

// Register the needed events

onload=function() {

    // Adjust the form on load

    transformForm();

    // Get the required fields

    var typeField         = document.getElementById('menutype');

    var sequenceField     = document.getElementById('menusequence');

    // Register the rest of events

    if (typeField.addEventListener) {

        // Standard

        typeField.addEventListener('change', transformForm, false);

        sequenceField.addEventListener('change', transformForm, false);

    } else {

        // IE 5.5

        typeField.attachEvent('onchange', transformForm);

        sequenceField.attachEvent('onchange', transformForm);

    }

}

/**

 * This function controls all modifications to perform when any field changes

 */

function transformForm(event) {

    // Initialize all the needed variables

    var typeField         = document.getElementById('menutype');

    var lengthField       = document.getElementById('length');

    var decimalsField     = document.getElementById('decimals');

    var notnullField      = document.getElementById('menunotnull');

    var sequenceField     = document.getElementById('menusequence');

    var defaultField      = document.getElementById('default');

    var lengthTip         = document.getElementById('lengthtip');

    var decimalsTip       = document.getElementById('decimalstip');

    // Initially, enable everything

    decimalsField.disabled = false;

    notnullField.disabled = false;

    sequenceField.disabled = false;

    defaultField.disabled = false;

    // Based on sequence, disable some items

    if (sequenceField.value == '1') {

        notnullField.disabled = true;

        notnullField.value = '1';

        defaultField.disabled = true;

        defaultField.value = '';

    }

    // Based on type, disable some items

    switch (typeField.value) {

        case '1':  // XMLDB_TYPE_INTEGER

            lengthTip.innerHTML = ' 1...20'; // Hardcoded xmldb_field::INTEGER_MAX_LENGTH, yes!

            lengthField.disabled = false;

            decimalsTip.innerHTML = '';

            decimalsField.disabled = true;

            decimalsField.value = '';

            break;

        case '2':  // XMLDB_TYPE_NUMBER

            lengthTip.innerHTML = ' 1...38'; // Hardcoded xmldb_field::NUMBER_MAX_LENGTH, yes!

            lengthField.disabled = false;

            decimalsTip.innerHTML = ' 0...length or empty';

            break;

        case '3':  // XMLDB_TYPE_FLOAT

            lengthTip.innerHTML = ' 1...20 or empty'; // Hardcoded xmldb_field::FLOAT_MAX_LENGTH, yes!

            lengthField.disabled = false;

            decimalsTip.innerHTML = ' 0...length or empty';

            break;

        case '4':  // XMLDB_TYPE_CHAR

            lengthTip.innerHTML = ' 1...1333'; // Hardcoded xmldb_field::CHAR_MAX_LENGTH, yes!

            lengthField.disabled = false;

            decimalsTip.innerHTML = '';

            decimalsField.disabled = true;

            decimalsField.value = '';

            sequenceField.disabled = true;

            sequenceField.value = '0';

            break;

        case '5':  // XMLDB_TYPE_TEXT

            lengthTip.innerHTML = '';

            lengthField.disabled = true;

            decimalsTip.innerHTML = '';

            decimalsField.disabled = true;

            decimalsField.value = '';

            sequenceField.disabled = true;

            sequenceField.value = '0';

            defaultField.disabled = true;

            defaultField.value = '';

            break;

        case '6':  // XMLDB_TYPE_BINARY

            lengthTip.innerHTML = '';

            lengthField.disabled = true;

            decimalsTip.innerHTML = '';

            decimalsField.disabled = true;

            decimalsField.value = '';

            sequenceField.disabled = true;

            sequenceField.value = '0';

            defaultField.disabled = true;

            defaultField.value = '';

            break;

        case '7':  // XMLDB_TYPE_DATETIME

            lengthTip.innerHTML = '';

            lengthField.disabled = true;

            lengthField.value = '';

            decimalsTip.innerHTML = '';

            decimalsField.disabled = true;

            decimalsField.value = '';

            sequenceField.disabled = true;

            sequenceField.value = '0';

            defaultField.disabled = true;

            defaultField.value = '';

            break;

    }

}