Bachir Soussi Chiadmi 1bc61b12ad first import
2015-04-08 11:40:19 +02:00

242 lines
7.6 KiB
JavaScript

(function ($) {
/**
* This script transforms a set of wrappers into a stack of multipage pages.
* Another pane can be entered by clicking next/previous.
*
*/
Drupal.behaviors.MultiPage = {
attach: function (context) {
$('.multipage-panes', context).once('multipage', function () {
var focusID = $(':hidden.multipage-active-control', this).val();
var paneWithFocus;
// Check if there are some wrappers that can be converted to multipages.
var $panes = $('> div.field-group-multipage', this);
var $form = $panes.parents('form');
if ($panes.length == 0) {
return;
}
// Create the next/previous controls.
var $controls;
// Transform each div.multipage-pane into a multipage with controls.
$panes.each(function () {
$controls = $('<div class="multipage-controls-list"></div>');
$(this).append('<div class="multipage-controls clearfix"></div>').append($controls);
// Check if the submit button needs to move to the latest pane.
if (Drupal.settings.field_group.multipage_move_submit && $('.form-actions').length) {
$('.form-actions', $form).remove().appendTo($($controls, $panes.last()));
}
var multipageControl = new Drupal.multipageControl({
title: $('> .multipage-pane-title', this).text(),
wrapper: $(this),
has_next: $(this).next().length,
has_previous: $(this).prev().length
});
$controls.append(multipageControl.item);
$(this)
.addClass('multipage-pane')
.data('multipageControl', multipageControl);
if (this.id == focusID) {
paneWithFocus = $(this);
}
});
if (!paneWithFocus) {
// If the current URL has a fragment and one of the tabs contains an
// element that matches the URL fragment, activate that tab.
if (window.location.hash && $(window.location.hash, this).length) {
paneWithFocus = $(window.location.hash, this).closest('.multipage-pane');
}
else {
paneWithFocus = $('multipage-open', this).length ? $('multipage-open', this) : $('> .multipage-pane:first', this);
}
}
if (paneWithFocus.length) {
paneWithFocus.data('multipageControl').focus();
}
});
}
};
/**
* The multipagePane object represents a single div as a page.
*
* @param settings
* An object with the following keys:
* - title: The name of the tab.
* - wrapper: The jQuery object of the <div> that is the tab pane.
*/
Drupal.multipageControl = function (settings) {
var self = this;
$.extend(this, settings, Drupal.theme('multipage', settings));
this.nextLink.click(function () {
self.nextPage();
return false;
});
this.previousLink.click(function () {
self.previousPage();
return false;
});
/*
// Keyboard events added:
// Pressing the Enter key will open the tab pane.
this.nextLink.keydown(function(event) {
if (event.keyCode == 13) {
self.focus();
// Set focus on the first input field of the visible wrapper/tab pane.
$("div.multipage-pane :input:visible:enabled:first").focus();
return false;
}
});
// Pressing the Enter key lets you leave the tab again.
this.wrapper.keydown(function(event) {
// Enter key should not trigger inside <textarea> to allow for multi-line entries.
if (event.keyCode == 13 && event.target.nodeName != "TEXTAREA") {
// Set focus on the selected tab button again.
$(".multipage-tab-button.selected a").focus();
return false;
}
});
*/
};
Drupal.multipageControl.prototype = {
/**
* Displays the tab's content pane.
*/
focus: function () {
this.wrapper
.show()
.siblings('div.multipage-pane')
.each(function () {
var tab = $(this).data('multipageControl');
tab.wrapper.hide();
})
.end()
.siblings(':hidden.multipage-active-control')
.val(this.wrapper.attr('id'));
// Mark the active control for screen readers.
$('#active-multipage-control').remove();
this.nextLink.append('<span id="active-multipage-control" class="element-invisible">' + Drupal.t('(active page)') + '</span>');
},
/**
* Continues to the next page or step in the form.
*/
nextPage: function () {
this.wrapper.next().data('multipageControl').focus();
},
/**
* Returns to the previous page or step in the form.
*/
previousPage: function () {
this.wrapper.prev().data('multipageControl').focus();
},
/**
* Shows a horizontal tab pane.
*/
tabShow: function () {
// Display the tab.
this.item.show();
// Update .first marker for items. We need recurse from parent to retain the
// actual DOM element order as jQuery implements sortOrder, but not as public
// method.
this.item.parent().children('.multipage-control').removeClass('first')
.filter(':visible:first').addClass('first');
// Display the wrapper.
this.wrapper.removeClass('multipage-control-hidden').show();
// Focus this tab.
this.focus();
return this;
},
/**
* Hides a horizontal tab pane.
*/
tabHide: function () {
// Hide this tab.
this.item.hide();
// Update .first marker for items. We need recurse from parent to retain the
// actual DOM element order as jQuery implements sortOrder, but not as public
// method.
this.item.parent().children('.multipage-control').removeClass('first')
.filter(':visible:first').addClass('first');
// Hide the wrapper.
this.wrapper.addClass('horizontal-tab-hidden').hide();
// Focus the first visible tab (if there is one).
var $firstTab = this.wrapper.siblings('.multipage-pane:not(.multipage-control-hidden):first');
if ($firstTab.length) {
$firstTab.data('multipageControl').focus();
}
return this;
}
};
/**
* Theme function for a multipage control.
*
* @param settings
* An object with the following keys:
* - title: The name of the tab.
* @return
* This function has to return an object with at least these keys:
* - item: The root tab jQuery element
* - nextLink: The anchor tag that acts as the clickable area of the control
* - nextTitle: The jQuery element that contains the group title
* - previousLink: The anchor tag that acts as the clickable area of the control
* - previousTitle: The jQuery element that contains the group title
*/
Drupal.theme.prototype.multipage = function (settings) {
var controls = {};
controls.item = $('<span class="multipage-button"></span>');
controls.item.append(controls.nextLink = $('<input type="button" class="form-submit multipage-link-next" value="" />').val(controls.nextTitle = Drupal.t('Next page')));
controls.item.append(controls.previousLink = $('<input type="button" class="form-submit multipage-link-previous" value="" />').val(controls.nextTitle = Drupal.t('Previous')));
if (!settings.has_next) {
controls.nextLink.hide();
}
if (!settings.has_previous) {
controls.previousLink.hide();
}
return controls;
};
Drupal.FieldGroup = Drupal.FieldGroup || {};
Drupal.FieldGroup.Effects = Drupal.FieldGroup.Effects || {};
/**
* Implements Drupal.FieldGroup.processHook().
*/
Drupal.FieldGroup.Effects.processMultipage = {
execute: function (context, settings, type) {
if (type == 'form') {
// Add required fields mark to any element containing required fields
$('div.multipage-pane').each(function(i){
if ($('.error', $(this)).length) {
Drupal.FieldGroup.setGroupWithfocus($(this));
$(this).data('multipageControl').focus();
}
});
}
}
}
})(jQuery);