ios/chrome/browser/memory/memory_debugger.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef IOS_CHROME_BROWSER_MEMORY_MEMORY_DEBUGGER_H_
   6 #define IOS_CHROME_BROWSER_MEMORY_MEMORY_DEBUGGER_H_
   7
   8 #import <UIKit/UIKit.h>
   9
  10 // A view that contains memory information (e.g. amount of free memory) and
  11 // tools (e.g. trigger memory warning) to help investigate memory issues and
  12 // performance.
  13 //
  14 // The debugger ensures that it remains visible by continuously calling
  15 // bringSubviewToFront on it's parent so it should be added as a subview of the
  16 // the application's window in order to stay visible all the times.
  17 //
  18 // The debugger owns some timers that must be invalidated before it can be
  19 // deallocated so the owner must call |invalidateTimers| before a MemoryDebugger
  20 // instance can be deallocated.
  21 @interface MemoryDebugger : UIView<UITextFieldDelegate>
  22 // Must be called before the object can be deallocated!
  23 - (void)invalidateTimers;
  24 @end
  25
  26 #endif  // IOS_CHROME_BROWSER_MEMORY_MEMORY_DEBUGGER_H_