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Make work w/ ie8. Still complains that HTMLCanvasElement is undefined

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but doesn't try to manipulate it.
This commit is contained in:
Don Mitchell
2012-10-31 17:05:46 -04:00
parent 9cb2fbdd2f
commit 6bbe82b697
1 changed files with 4 additions and 4 deletions
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8
common/lib/xmodule/xmodule/js/src/capa/schematic.js
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@@ -1995,7 +1995,7 @@ cktsim = (function() {
// set up each schematic entry widget
function update_schematics() {
// set up each schematic on the page
var schematics = document.getElementsByClassName('schematic');
var schematics = $('.schematic');
for (var i = 0; i < schematics.length; ++i)
if (schematics[i].getAttribute("loaded") != "true") {
try {
@@ -2036,7 +2036,7 @@ function add_schematic_handler(other_onload) {
// ask each schematic input widget to update its value field for submission
function prepare_schematics() {
var schematics = document.getElementsByClassName('schematic');
var schematics = $('.schematic');
for (var i = schematics.length - 1; i >= 0; i--)
schematics[i].schematic.update_value();
}
@@ -3339,7 +3339,7 @@ schematic = (function() {
}
// add method to canvas to compute relative coords for event
HTMLCanvasElement.prototype.relMouseCoords = function(event){
if (HTMLCanvasElement) HTMLCanvasElement.prototype.relMouseCoords = function(event){
// run up the DOM tree to figure out coords for top,left of canvas
var totalOffsetX = 0;
var totalOffsetY = 0;
@@ -3718,7 +3718,7 @@ schematic = (function() {
// look for property input fields in the content and give
// them a keypress listener that interprets ENTER as
// clicking OK.
var plist = content.getElementsByClassName('property');
var plist = $(content).find('.property');
for (var i = plist.length - 1; i >= 0; --i) {
var field = plist[i];
field.dialog = dialog; // help event handler find us...