[webkit-gtk] Operation webkit_web_view_new() crashed when in multithreading
green
liuyang06 at hc360.com
Tue Nov 18 07:24:22 PST 2014
Thanks very much, Michael :)
I just now read the link you show below, I will try it.
You know that, in WebKitGtk, I can use multi processes with WebProcess,
I create some WebKitWebViews in the gtk main loop thread using
webkit_web_context_set_process_model(webkit_web_context_get_default(),WEBKIT_PROCESS_MODEL_MULTIPLE_SECONDARY_PROCESSES)
it creates WebProcess as many as WebKitWebView, but the main loop invoke
these WebKitWebViews just one at the same time.
It maybe a little waste of the WebProcess resources :), I want to use
WebKitWebViews as a consumer in the producer-consumer model.
Thanks for your reading!
On 11/18/2014 10:43 PM, Michael Catanzaro wrote:
> On Tue, 2014-11-18 at 17:31 +0800, 刘阳 wrote:
>> Can anyone figure me out, what should i do next, to get multithreading
>> use WebKitWebView objects without GUI ?
> Hi,
>
> GTK+ is not thread safe, so all GTK+ calls must always occur in the main
> thread. WebKitWebView is a GtkWidget and accordingly it's only safe to
> use from the main thread.
>
> You can use other threads to perform slow operations, then schedule work
> to be performed on the main thread with gdk_threads_add_idle() or
> gdk_threads_add_timeout() [1].
>
> Hope that helps,
>
> Michael
>
> [1]https://developer.gnome.org/gdk3/stable/gdk3-Threads.html
>
>
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