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
  22         // https://bitbucket.org/chromiumembedded/cef/issues/2717/xmlhttprequest-empty-responsetext
  23         command_line->AppendSwitch("disable-web-security");
  24 }
  25
  26 void NageruCefApp::initialize_cef()
  27 {
  28         unique_lock<mutex> lock(cef_mutex);
  29         if (cef_thread_refcount++ == 0) {
  30                 cef_thread = thread(&NageruCefApp::cef_thread_func, this);
  31         }
  32         cef_initialized_cond.wait(lock, [this]{ return cef_initialized; });
  33 }
  34
  35 void NageruCefApp::close_browser(CefRefPtr<CefBrowser> browser)
  36 {
  37         lock_guard<mutex> lock(cef_mutex);
  38         browser->GetHost()->CloseBrowser(/*force_close=*/true);
  39 }
  40
  41 void NageruCefApp::unref_cef()
  42 {
  43         unique_lock<mutex> lock(cef_mutex);
  44         if (--cef_thread_refcount == 0) {
  45                 CefPostTask(TID_UI, new CEFTaskAdapter(&CefQuitMessageLoop));
  46                 lock.unlock();
  47                 cef_thread.join();
  48         }
  49 }
  50
  51 void NageruCefApp::cef_thread_func()
  52 {
  53         CefMainArgs main_args;
  54         CefSettings settings;
  55         //settings.log_severity = LOGSEVERITY_VERBOSE;
  56         settings.windowless_rendering_enabled = true;
  57         settings.no_sandbox = true;
  58         settings.command_line_args_disabled = false;
  59         CefInitialize(main_args, settings, this, nullptr);
  60
  61         {
  62                 lock_guard<mutex> lock(cef_mutex);
  63                 cef_initialized = true;
  64         }
  65         cef_initialized_cond.notify_all();
  66
  67         CefRunMessageLoop();
  68
  69         CefShutdown();
  70 }
  71