Not sure where the problem is (I didn't implement that API myself, not very
familiar with the code) but you might take a look at
tests/test_html5_mouse.c for example, which tests that API, and is known to
work.
On Wed, Aug 26, 2015 at 5:41 PM, awt <knightac...@gmail.com> wrote:
> Thanks for your reply Alon, are there other APIs that I can use to capture
> mouse and keyboard events in Emscripten
> besides emscripten_set_click_callback? Or do you think the issue lies with
> my mouse_callback itself?
>
> On Thursday, August 27, 2015 at 6:01:35 AM UTC+8, Alon Zakai wrote:
>>
>> The mouse_callback doesn't seem to work without --proxy-to-worker either,
>> so proxying isn't the issue either. I'm not sure offhand what is wrong
>> there, but it should be easier to debug without proxying.
>>
>> On Wed, Aug 26, 2015 at 2:59 PM, Alon Zakai <alon...@gmail.com> wrote:
>>
>>> Yes, the JS running in the HTML needs a Module object, so that we can
>>> find the canvas element to render to, text area to show stdout to, and so
>>> forth. If you emit an html file instead of js, that will be emitted for
>>> you. Otherwise, you need to create it in the HTML.
>>>
>>> It's definitely an error that we fail in this way, though. I fixed this
>>> on incoming, we'll show a warning now, and provide some basic Module
>>> functionality if one is not defined (writing to console.log for stdout,
>>> etc.)
>>>
>>>
>>> On Tue, Aug 25, 2015 at 11:59 PM, awt <knigh...@gmail.com> wrote:
>>>
>>>> Hi,
>>>>
>>>> I was trying to generate a javascript output for a simple hello world
>>>> program and insert it into my own html file. These are my build commands:
>>>>
>>>> emcc helloworld.cpp --proxy-to-worker -o helloworld.js
>>>>
>>>> This is my helloworld.html file:
>>>>
>>>> <html>
>>>> <header></header>
>>>> <body>
>>>> <script src="helloworld.js"></script>
>>>> </body>
>>>> </html>
>>>>
>>>> This is my cpp file:
>>>>
>>>> #include <stdio.h>
>>>> #include <iostream>
>>>>
>>>> using namespace std;
>>>> int main() {
>>>> cout << "HelloWorld" << endl;
>>>> return 0;
>>>> }
>>>>
>>>> I get the following error:
>>>> Uncaught ReferenceError: Module is not defined
>>>>
>>>> at the following line of code in helloworld.js:
>>>>
>>>> ['mousedown', 'mouseup', 'mousemove', 'DOMMouseScroll', 'mousewheel',
>>>> 'mouseout'].forEach(function(event) {
>>>> Module.canvas.addEventListener(event, function(event) {
>>>> worker.postMessage({ target: 'canvas', event: cloneObject(event) });
>>>> event.preventDefault();
>>>> }, true);
>>>>
>>>> Do I need to manually declare the Module object in helloworld.html? Or
>>>> should I just include helloworld.worker.js in helloworld.html directly?
>>>>
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>>>
>>>
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