git.sesse.net Git - nageru/blob - nageru/nageru_cef_app.cpp

   1 #include <cef_app.h>
   2 #include <cef_browser.h>
   3 #include <cef_command_line.h>
   4 #include <cef_task.h>
   5 #include <QTimer>
   6 #include <QWidget>
   7 #include <mutex>
   8 #include <thread>
   9
  10 #include "nageru_cef_app.h"
  11
  12 using namespace std;
  13
  14 void NageruCefApp::OnBeforeCommandLineProcessing(
  15         const CefString& process_type,
  16         CefRefPtr<CefCommandLine> command_line)
  17 {
  18         command_line->AppendSwitch("disable-gpu");
  19         command_line->AppendSwitch("disable-gpu-compositing");
  20         command_line->AppendSwitch("enable-begin-frame-scheduling");
  21         command_line->AppendSwitchWithValue("autoplay-policy", "no-user-gesture-required");
  22
  23         // https://bitbucket.org/chromiumembedded/cef/issues/2717/xmlhttprequest-empty-responsetext
  24         command_line->AppendSwitch("disable-web-security");
  25 }
  26
  27 void NageruCefApp::initialize_cef()
  28 {
  29         unique_lock<mutex> lock(cef_mutex);
  30         if (cef_thread_refcount++ == 0) {
  31                 cef_thread = thread(&NageruCefApp::cef_thread_func, this);
  32         }
  33         cef_initialized_cond.wait(lock, [this]{ return cef_initialized; });
  34 }
  35
  36 void NageruCefApp::close_browser(CefRefPtr<CefBrowser> browser)
  37 {
  38         lock_guard<mutex> lock(cef_mutex);
  39         browser->GetHost()->CloseBrowser(/*force_close=*/true);
  40 }
  41
  42 void NageruCefApp::unref_cef()
  43 {
  44         unique_lock<mutex> lock(cef_mutex);
  45         if (--cef_thread_refcount == 0) {
  46                 CefPostTask(TID_UI, new CEFTaskAdapter(&CefQuitMessageLoop));
  47                 lock.unlock();
  48                 cef_thread.join();
  49         }
  50 }
  51
  52 void NageruCefApp::cef_thread_func()
  53 {
  54         CefMainArgs main_args;
  55         CefSettings settings;
  56         //settings.log_severity = LOGSEVERITY_VERBOSE;
  57         settings.windowless_rendering_enabled = true;
  58         settings.no_sandbox = true;
  59         settings.command_line_args_disabled = false;
  60         CefInitialize(main_args, settings, this, nullptr);
  61
  62         {
  63                 lock_guard<mutex> lock(cef_mutex);
  64                 cef_initialized = true;
  65         }
  66         cef_initialized_cond.notify_all();
  67
  68         CefRunMessageLoop();
  69
  70         CefShutdown();
  71 }
  72