251 lines
9.0 KiB
JavaScript
251 lines
9.0 KiB
JavaScript
(function($) {
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var ContextMenuClass = function(el, options) {
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var element = el;
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var opts = options;
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var observingContextMenuClick;
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var observingToggleAllClick;
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var lastSelected = null;
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var menu;
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var menuId = 'context-menu';
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var selectorName = 'hascontextmenu';
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var contextMenuSelectionClass = 'context-menu-selection';
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var reverseXClass = 'reverse-x';
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var reverseYClass = 'reverse-y';
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var methods = {
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createMenu: function() {
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if(!menu) {
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$('#wrapper').append('<div id="' + menuId + '" style="display:none"></div>');
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menu = $('#' + menuId);
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}
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},
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click: function(e) {
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var target = $(e.target);
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if(target.is('a')) {
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return;
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}
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switch(e.which) {
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case 1:
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if(e.type === 'click') {
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methods.hideMenu();
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methods.leftClick(e);
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break;
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}
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case 3:
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if(e.type === 'contextmenu') {
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methods.hideMenu();
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methods.rightClick(e);
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break;
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}
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default:
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return;
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}
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},
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leftClick: function(e) {
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var target = $(e.target);
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var tr = target.parents('tr');
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if((tr.size() > 0) && tr.hasClass(selectorName))
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{
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// a row was clicked, check if the click was on checkbox
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if(target.is('input'))
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{
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// a checkbox may be clicked
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if (target.is(':checked')) {
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tr.addClass(contextMenuSelectionClass);
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} else {
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tr.removeClass(contextMenuSelectionClass);
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}
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}
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else
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{
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if (e.ctrlKey || e.metaKey)
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{
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methods.toggleSelection(tr);
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}
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else if (e.shiftKey)
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{
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if (lastSelected !== null)
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{
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var toggling = false;
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var rows = $('.' + selectorName);
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rows.each(function() {
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var self = $(this);
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if(toggling || (self.get(0) == tr.get(0))) {
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methods.addSelection(self);
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}
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if(((self.get(0) == tr.get(0)) || (self.get(0) == lastSelected.get(0)))
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&& (tr.get(0) !== lastSelected.get(0))) {
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toggling = !toggling;
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}
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});
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} else {
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methods.addSelection(tr);
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}
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} else {
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methods.unselectAll();
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methods.addSelection(tr);
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}
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lastSelected = tr;
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}
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}
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else
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{
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// click is outside the rows
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if (target.is('a') === false) {
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this.unselectAll();
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} else {
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if (target.hasClass('disabled') || target.hasClass('submenu')) {
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e.preventDefault();
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}
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}
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}
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},
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rightClick: function(e) {
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var target = $(e.target);
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var tr = target.parents('tr');
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if((tr.size() === 0) || !(tr.hasClass(selectorName))) {
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return;
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}
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e.preventDefault();
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if(!methods.isSelected(tr)) {
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methods.unselectAll();
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methods.addSelection(tr);
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lastSelected = tr;
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}
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methods.showMenu(e);
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},
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unselectAll: function() {
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var rows = $('.' + contextMenuSelectionClass);
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rows.each(function() {
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methods.removeSelection($(this));
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});
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},
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hideMenu: function() {
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menu.hide();
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},
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showMenu: function(e) {
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var target = $(e.target);
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var params = target.parents('form').serialize();
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var mouseX = e.pageX;
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var mouseY = e.pageY;
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var renderX = mouseX;
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var renderY = mouseY;
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$.ajax({
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url: opts.url,
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data: params,
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success: function(response, success) {
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menu.html(response);
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var maxWidth = mouseX + (2 * menu.width());
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var maxHeight = mouseY + menu.height();
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if(maxWidth > $(window).width()) {
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renderX -= menu.width();
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menu.addClass(reverseXClass);
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} else {
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menu.removeClass(reverseXClass);
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}
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if(maxHeight > $(window).height()) {
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renderY -= menu.height();
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menu.addClass(reverseYClass);
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} else {
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menu.removeClass(reverseYClass);
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}
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if(renderX <= 0) {
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renderX = 1;
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}
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if(renderY <= 0) {
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renderY = 1;
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}
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menu.css('top', renderY).css('left', renderX);
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menu.show();
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}
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});
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},
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addSelection: function(element) {
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element.addClass(contextMenuSelectionClass);
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methods.checkSelectionBox(element, true);
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methods.clearDocumentSelection();
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},
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isSelected: function(element) {
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return element.hasClass(contextMenuSelectionClass);
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},
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toggleSelection: function(element) {
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if(methods.isSelected(element)) {
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methods.removeSelection(element);
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} else {
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methods.addSelection(element);
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}
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},
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removeSelection: function(element) {
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element.removeClass(contextMenuSelectionClass);
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methods.checkSelectionBox(element, false);
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},
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checkSelectionBox: function(element, checked) {
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var inputs = element.find('input');
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inputs.each(function() {
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inputs.attr('checked', checked ? 'checked' : false);
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});
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},
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toggleIssuesSelection: function(e) {
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e.preventDefault();
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e.stopPropagation();
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var issues = $(this).parents('form').find('tr.issue');
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var checked = methods.isSelected(issues.eq(0));
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issues.each(function() {
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var self = $(this);
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if(checked) {
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methods.removeSelection(self)
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} else {
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methods.addSelection(self);
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}
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});
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},
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clearDocumentSelection: function() {
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if(document.selection) {
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document.selection.clear();
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} else {
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window.getSelection().removeAllRanges();
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}
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}
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};
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methods.createMenu();
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if(!observingContextMenuClick) {
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element.bind('click.contextMenu', methods.click);
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element.bind('contextmenu.contextMenu', methods.click);
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observingContextMenuClick = true;
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}
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if(!observingToggleAllClick) {
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element.find('.issues img[alt="Toggle_check"]').bind('click', methods.toggleIssuesSelection);
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observingToggleAllClick = true;
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}
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methods.unselectAll();
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};
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$.fn.ContextMenu = function(u) {
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return this.each(function() {
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new ContextMenuClass($(this), {url: u});
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});
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};
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})(jQuery);
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/**
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* Wrapper function to support the old way of creating aa context menu.
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*/
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function ContextMenu() {
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jQuery(document).ContextMenu(arguments);
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}
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