root / env / lib / python2.7 / site-packages / django / contrib / admin / static / admin / js / SelectFilter2.js @ 1a305335
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/*
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SelectFilter2 - Turns a multiple-select box into a filter interface.
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Requires core.js, SelectBox.js and addevent.js.
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*/
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(function($) { |
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function findForm(node) { |
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// returns the node of the form containing the given node
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if (node.tagName.toLowerCase() != 'form') { |
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return findForm(node.parentNode);
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} |
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return node;
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} |
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window.SelectFilter = { |
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init: function(field_id, field_name, is_stacked, admin_media_prefix) { |
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if (field_id.match(/__prefix__/)){ |
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// Don't intialize on empty forms.
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return;
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} |
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var from_box = document.getElementById(field_id);
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from_box.id += '_from'; // change its ID |
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from_box.className = 'filtered';
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var ps = from_box.parentNode.getElementsByTagName('p'); |
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for (var i=0; i<ps.length; i++) { |
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if (ps[i].className.indexOf("info") != -1) { |
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// Remove <p class="info">, because it just gets in the way.
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from_box.parentNode.removeChild(ps[i]); |
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} else if (ps[i].className.indexOf("help") != -1) { |
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// Move help text up to the top so it isn't below the select
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// boxes or wrapped off on the side to the right of the add
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// button:
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from_box.parentNode.insertBefore(ps[i], from_box.parentNode.firstChild); |
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} |
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} |
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// <div class="selector"> or <div class="selector stacked">
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var selector_div = quickElement('div', from_box.parentNode); |
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selector_div.className = is_stacked ? 'selector stacked' : 'selector'; |
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// <div class="selector-available">
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var selector_available = quickElement('div', selector_div, ''); |
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selector_available.className = 'selector-available';
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var title_available = quickElement('h2', selector_available, interpolate(gettext('Available %s') + ' ', [field_name])); |
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quickElement('img', title_available, '', 'src', admin_media_prefix + 'img/icon-unknown.gif', 'width', '10', 'height', '10', 'class', 'help help-tooltip', 'title', interpolate(gettext('This is the list of available %s. You may choose some by selecting them in the box below and then clicking the "Choose" arrow between the two boxes.'), [field_name])); |
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var filter_p = quickElement('p', selector_available, '', 'id', field_id + '_filter'); |
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filter_p.className = 'selector-filter';
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var search_filter_label = quickElement('label', filter_p, '', 'for', field_id + "_input"); |
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var search_selector_img = quickElement('img', search_filter_label, '', 'src', admin_media_prefix + 'img/selector-search.gif', 'class', 'help-tooltip', 'alt', '', 'title', interpolate(gettext("Type into this box to filter down the list of available %s."), [field_name])); |
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filter_p.appendChild(document.createTextNode(' '));
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var filter_input = quickElement('input', filter_p, '', 'type', 'text', 'placeholder', gettext("Filter")); |
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filter_input.id = field_id + '_input';
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selector_available.appendChild(from_box); |
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var choose_all = quickElement('a', selector_available, gettext('Choose all'), 'title', interpolate(gettext('Click to choose all %s at once.'), [field_name]), 'href', 'javascript: (function(){ SelectBox.move_all("' + field_id + '_from", "' + field_id + '_to"); SelectFilter.refresh_icons("' + field_id + '");})()', 'id', field_id + '_add_all_link'); |
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choose_all.className = 'selector-chooseall';
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// <ul class="selector-chooser">
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var selector_chooser = quickElement('ul', selector_div, ''); |
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selector_chooser.className = 'selector-chooser';
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var add_link = quickElement('a', quickElement('li', selector_chooser, ''), gettext('Choose'), 'title', gettext('Choose'), 'href', 'javascript: (function(){ SelectBox.move("' + field_id + '_from","' + field_id + '_to"); SelectFilter.refresh_icons("' + field_id + '");})()', 'id', field_id + '_add_link'); |
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add_link.className = 'selector-add';
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var remove_link = quickElement('a', quickElement('li', selector_chooser, ''), gettext('Remove'), 'title', gettext('Remove'), 'href', 'javascript: (function(){ SelectBox.move("' + field_id + '_to","' + field_id + '_from"); SelectFilter.refresh_icons("' + field_id + '");})()', 'id', field_id + '_remove_link'); |
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remove_link.className = 'selector-remove';
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// <div class="selector-chosen">
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var selector_chosen = quickElement('div', selector_div, ''); |
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selector_chosen.className = 'selector-chosen';
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var title_chosen = quickElement('h2', selector_chosen, interpolate(gettext('Chosen %s') + ' ', [field_name])); |
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quickElement('img', title_chosen, '', 'src', admin_media_prefix + 'img/icon-unknown.gif', 'width', '10', 'height', '10', 'class', 'help help-tooltip', 'title', interpolate(gettext('This is the list of chosen %s. You may remove some by selecting them in the box below and then clicking the "Remove" arrow between the two boxes.'), [field_name])); |
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var to_box = quickElement('select', selector_chosen, '', 'id', field_id + '_to', 'multiple', 'multiple', 'size', from_box.size, 'name', from_box.getAttribute('name')); |
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to_box.className = 'filtered';
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var clear_all = quickElement('a', selector_chosen, gettext('Remove all'), 'title', interpolate(gettext('Click to remove all chosen %s at once.'), [field_name]), 'href', 'javascript: (function() { SelectBox.move_all("' + field_id + '_to", "' + field_id + '_from"); SelectFilter.refresh_icons("' + field_id + '");})()', 'id', field_id + '_remove_all_link'); |
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clear_all.className = 'selector-clearall';
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from_box.setAttribute('name', from_box.getAttribute('name') + '_old'); |
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// Set up the JavaScript event handlers for the select box filter interface
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addEvent(filter_input, 'keyup', function(e) { SelectFilter.filter_key_up(e, field_id); }); |
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addEvent(filter_input, 'keydown', function(e) { SelectFilter.filter_key_down(e, field_id); }); |
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addEvent(from_box, 'change', function(e) { SelectFilter.refresh_icons(field_id) }); |
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addEvent(to_box, 'change', function(e) { SelectFilter.refresh_icons(field_id) }); |
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addEvent(from_box, 'dblclick', function() { SelectBox.move(field_id + '_from', field_id + '_to'); SelectFilter.refresh_icons(field_id); }); |
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addEvent(to_box, 'dblclick', function() { SelectBox.move(field_id + '_to', field_id + '_from'); SelectFilter.refresh_icons(field_id); }); |
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addEvent(findForm(from_box), 'submit', function() { SelectBox.select_all(field_id + '_to'); }); |
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SelectBox.init(field_id + '_from');
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SelectBox.init(field_id + '_to');
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// Move selected from_box options to to_box
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SelectBox.move(field_id + '_from', field_id + '_to'); |
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if (!is_stacked) {
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// In horizontal mode, give the same height to the two boxes.
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var j_from_box = $(from_box); |
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var j_to_box = $(to_box); |
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var resize_filters = function() { j_to_box.height($(filter_p).outerHeight() + j_from_box.outerHeight()); } |
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if (j_from_box.outerHeight() > 0) { |
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resize_filters(); // This fieldset is already open. Resize now.
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} else {
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// This fieldset is probably collapsed. Wait for its 'show' event.
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j_to_box.closest('fieldset').one('show.fieldset', resize_filters); |
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} |
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} |
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// Initial icon refresh
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SelectFilter.refresh_icons(field_id); |
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}, |
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refresh_icons: function(field_id) { |
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var from = $('#' + field_id + '_from'); |
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var to = $('#' + field_id + '_to'); |
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var is_from_selected = from.find('option:selected').length > 0; |
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var is_to_selected = to.find('option:selected').length > 0; |
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// Active if at least one item is selected
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$('#' + field_id + '_add_link').toggleClass('active', is_from_selected); |
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$('#' + field_id + '_remove_link').toggleClass('active', is_to_selected); |
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// Active if the corresponding box isn't empty
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$('#' + field_id + '_add_all_link').toggleClass('active', from.find('option').length > 0); |
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$('#' + field_id + '_remove_all_link').toggleClass('active', to.find('option').length > 0); |
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}, |
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filter_key_up: function(event, field_id) { |
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var from = document.getElementById(field_id + '_from'); |
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// don't submit form if user pressed Enter
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if ((event.which && event.which == 13) || (event.keyCode && event.keyCode == 13)) { |
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from.selectedIndex = 0;
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SelectBox.move(field_id + '_from', field_id + '_to'); |
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from.selectedIndex = 0;
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return false; |
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} |
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var temp = from.selectedIndex;
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SelectBox.filter(field_id + '_from', document.getElementById(field_id + '_input').value); |
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from.selectedIndex = temp; |
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return true; |
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}, |
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filter_key_down: function(event, field_id) { |
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var from = document.getElementById(field_id + '_from'); |
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// right arrow -- move across
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if ((event.which && event.which == 39) || (event.keyCode && event.keyCode == 39)) { |
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var old_index = from.selectedIndex;
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SelectBox.move(field_id + '_from', field_id + '_to'); |
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from.selectedIndex = (old_index == from.length) ? from.length - 1 : old_index;
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return false; |
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} |
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// down arrow -- wrap around
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if ((event.which && event.which == 40) || (event.keyCode && event.keyCode == 40)) { |
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from.selectedIndex = (from.length == from.selectedIndex + 1) ? 0 : from.selectedIndex + 1; |
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} |
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// up arrow -- wrap around
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if ((event.which && event.which == 38) || (event.keyCode && event.keyCode == 38)) { |
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from.selectedIndex = (from.selectedIndex == 0) ? from.length - 1 : from.selectedIndex - 1; |
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} |
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return true; |
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} |
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} |
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})(django.jQuery); |