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Improve support for a host owned message pump (issue #1805)

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- Add new CefSettings.external_message_pump option and
  CefBrowserProcessHandler::OnScheduleMessagePumpWork() callback.
- Improve documentation related to CefDoMessageLoopWork().
- Pass `--external-message-pump` command-line flag to cefclient or
  cef_unittests to test the new mode.
This commit is contained in:
Marshall Greenblatt
2016-05-04 14:00:03 -04:00
parent 52f9aacdf5
commit 1ff26aa02a
30 changed files with 1084 additions and 20 deletions
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16
include/capi/cef_browser_process_handler_capi.h
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@ -94,6 +94,22 @@ typedef struct _cef_browser_process_handler_t {
///
struct _cef_print_handler_t* (CEF_CALLBACK *get_print_handler)(
struct _cef_browser_process_handler_t* self);
///
// Called from any thread when work has been scheduled for the browser process
// main (UI) thread. This callback is used in combination with CefSettings.
// external_message_pump and cef_do_message_loop_work() in cases where the CEF
// message loop must be integrated into an existing application message loop
// (see additional comments and warnings on CefDoMessageLoopWork). This
// callback should schedule a cef_do_message_loop_work() call to happen on the
// main (UI) thread. |delay_ms| is the requested delay in milliseconds. If
// |delay_ms| is <= 0 then the call should happen reasonably soon. If
// |delay_ms| is > 0 then the call should be scheduled to happen after the
// specified delay and any currently pending scheduled call should be
// cancelled.
///
void (CEF_CALLBACK *on_schedule_message_pump_work)(
struct _cef_browser_process_handler_t* self, int64 delay_ms);
} cef_browser_process_handler_t;