delegateless pump

base/message_pump_mac.h

 // Copyright (c) 2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // The basis for all native run loops on the Mac is the CFRunLoop.  It can be
 // used directly, it can be used as the driving force behind the similar
 // Foundation NSRunLoop, and it can be used to implement higher-level event
 // loops such as the NSApplication event loop.
 //
 // This file introduces a basic CFRunLoop-based implementation of the
@@ skipping 110 matching lines @@
   CFRunLoopSourceRef work_source_;
   CFRunLoopSourceRef delayed_work_source_;
   CFRunLoopSourceRef idle_work_source_;
   CFRunLoopSourceRef nesting_deferred_work_source_;
   CFRunLoopObserverRef pre_wait_observer_;
   CFRunLoopObserverRef enter_exit_observer_;
 
   // (weak) Delegate passed as an argument to the innermost Run call.
   Delegate* delegate_;
 
+  // "Delegateless" work flags are set when work is ready to be performed but
+  // must wait until a delegate is available to process it.  This can happen
+  // when a MessagePumpCFRunLoopBase is instantiated and work arrives without
+  // any call to Run on the stack.  The Run method will check for delegateless
+  // work on entry and redispatch it as needed once a delegate is available.
+  bool delegateless_work_;
+  bool delegateless_delayed_work_;
+  bool delegateless_idle_work_;
+
   DISALLOW_COPY_AND_ASSIGN(MessagePumpCFRunLoopBase);
 };
 
 class MessagePumpCFRunLoop : public MessagePumpCFRunLoopBase {
  public:
   MessagePumpCFRunLoop();
 
   virtual void DoRun(Delegate* delegate);
   virtual void Quit();
 
@@ skipping 58 matching lines @@
   // thread.  Otherwise, returns a new instance of MessagePumpNSRunLoop.
   static MessagePump* Create();
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(MessagePumpMac);
 };
 
 }  // namespace base
 
 #endif  // BASE_MESSAGE_PUMP_MAC_H_