Subversion Repositories wimsdev

<script type="text/javascript">

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/**

 * chooselist, inspired by qfamsHAndler HTML_QuickForm_advmultiselect

 * JavaScript functions to handle a multiselect element (Move elements between 2 select boxes)

 * @author     Laurent Laville <pear@laurent-laville.org>

 * @copyright  2007-2009 Laurent Laville

 * @license    http://www.opensource.org/licenses/bsd-license.php  New BSD License

 * @website    https://github.com/pear/HTML_QuickForm_advmultiselect

 */

/**

 * QFAMS.moveSelection

 * in double select box mode, to move current selection and update live counter

 *

 * @param      dom element   selectLeft     Data source list

 * @param      dom element   selectRight    Target data list

 * @param      dom element   selectHidden   Full data source (selected, unselected)

 *                                          private usage

 * @param      string        action         Action name (add, remove, all, none, toggle)

 */

function moveSelections(selectLeft, selectRight, selectHidden, action) {

    var isIE = /*@cc_on!@*/false; //IE detector

    var source = null;

    var target = null;

    var option;

    var c      = null;

    var s      = null;

    var i;

    var maxFrom, maxTo;

    if (action === 'add' || action === 'all' || action === 'toggle') {

        source = selectLeft;

        target = selectRight;

    } else {

        source = selectRight;

        target = selectLeft;

    }

    // Don't do anything if nothing selected. Otherwise we throw javascript errors.

    if (source.selectedIndex === -1 && (action === 'add' || action === 'remove')) {

        return;

    }

    maxFrom = source.options.length;

    maxTo   = target.options.length;

    // check if target list is empty and remove fake empty option (tip to be XHTML compliant)

    if (maxTo > 0 && target.options[0].value === "") {

        target.removeAttribute("disabled");

        target.options[0] = null;

    }

    // Add items to the 'TO' list.

    for (i = (maxFrom - 1); i >= 0; i--) {

        if (action === 'all' || action === 'none' || action === 'toggle' || source.options[i].selected === true) {

            if (source.options[i].disabled === false) {

                if (isIE) {

                    option = source.options[i].removeNode(true);

                    //option.selected = env.persistantSelection;

                    target.appendChild(option);

                } else {

                    option = source.options[i].cloneNode(true);

                    //option.selected = env.persistantSelection;

                    target.options[target.options.length] = option;

                }

            }

        }

    }

    // Remove items from the 'FROM' list.

    if (!isIE) {

        for (i = (maxFrom - 1); i >= 0; i--) {

            if (action === 'all' || action === 'none' || action === 'toggle' || source.options[i].selected === true) {

                if (source.options[i].disabled === false) {

                    source.options[i] = null;

                }

            }

        }

    }

    // Add items to the 'FROM' list for toggle function

    if (action === 'toggle') {

        for (i = (maxTo - 1); i >= 0; i--) {

            if (target.options[i].disabled === false) {

                if (isIE) {

                    option = target.options[i].removeNode(true);

                    //option.selected = env.persistantSelection;

                    source.appendChild(option);

                } else {

                    option = target.options[i].cloneNode(true);

                    //option.selected = env.persistantSelection;

                    source.options[source.options.length] = option;

                }

            }

        }

        if (!isIE) {

            for (i = (maxTo - 1); i >= 0; i--) {

                if (target.options[i].disabled === false) {

                    target.options[i] = null;

                }

            }

        }

    }

    // Set the appropriate items as 'selected in the hidden select.

    // These are the values that will actually be posted with the form.

    updateHidden(selectHidden, selectRight);

}

/*

 * QFAMS.updateHidden

 * updates the private list that handle selection of all elements (selected and unselected)

 * @param      dom element   h              hidden list (contains all elements)

 * @param      dom element   r              selection list (contains only elements selected)

 */

function updateHidden(h, r) {

    var i;

    for(i = h.options.length - 1 ; i >= 0 ; i--)

    {

        //h.options[i].selected = false;

        h.remove(i);

    }

    for (i = 0; i < r.length; i++) {

        h.options[h.length] = new Option(r.options[i].text, r.options[i].value);

        h.options[h.length - 1].selected = true;

    }

}

/**

 * QFAMS.moveUp

 * end-user may arrange and element up to the selection list

 *

 * @param      dom element   l              selection list (contains only elements selected)

 * @param      dom element   h              hidden list (contains all elements)

 *

 */

function moveUp(l, h) {

    var indice = l.selectedIndex;

    if (indice < 0) {

        return;

    }

    if (indice > 0) {

        moveSwap(l, indice, indice - 1);

        updateHidden(h, l);

    }

}

/**

 * QFAMS.moveDown

 * end-user may arrange and element down to the selection list

 *

 * @param      dom element   l              selection list (contains only elements selected)

 * @param      dom element   h              hidden list (contains all elements)

 *

 */

function moveDown(l, h) {

    var indice = l.selectedIndex;

    if (indice < 0) {

        return;

    }

    if (indice < l.options.length - 1) {

        moveSwap(l, indice, indice + 1);

        updateHidden(h, l);

    }

}

/**

 * QFAMS.moveSwap

 * end-user may invert two elements position in the selection list

 *

 * @param      dom element   l              selection list (contains only elements selected)

 * @param      integer       i              element source indice

 * @param      integer       j              element target indice

 *

 */

function moveSwap(l,i,j) {

    var valeur = l.options[i].value;

    var texte = l.options[i].text;

    l.options[i].value = l.options[j].value;

    l.options[i].text = l.options[j].text;

    l.options[j].value = valeur;

    l.options[j].text = texte;

    l.selectedIndex = j

}

/**

 * filterSelectExoSheet

 * Display only exo corresponding to specific sheet Id in a select box

 * The Sheet Id is the value selected by selectFilter (it can be a list like 1,2,3)

 *

 * @param      dom element   selectbox            selection list

 * @param      dom element   selectFilter         WIMS Sheet Id

 *

 */

function filterSelectExoSheet(selectTarget, selectFilter) {

    var i,current;

    // Converts selectFilter to an array

    var sheetIds = selectFilter.value.split(',');

    for(i = selectTarget.options.length - 1 ; i >= 0 ; i--){

        current = selectTarget.options[i]

        if (sheetIds.indexOf(current.dataset.sheetid) >= 0){

            selectTarget.options[i].style.display = "block";

        }

        else{

            selectTarget.options[i].style.display = "none";

            selectTarget.options[i].selected = false;

        }

    }

}

/* end javascript for HTML_QuickForm_advmultiselect */

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