widget/src/beos/nsToolkit.h

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   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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   5  * The contents of this file are subject to the Mozilla Public License Version
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  15  * The Original Code is mozilla.org code.
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  20  * the Initial Developer. All Rights Reserved.
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  22  * Contributor(s):
  23  *   Sergei Dolgov <sergei_d@fi.tartu.ee>
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  38
  39 #ifndef TOOLKIT_H
  40 #define TOOLKIT_H
  41
  42 #include "nsIToolkit.h"
  43
  44 #include <OS.h>
  45
  46 struct MethodInfo;
  47
  48 /**
  49  * Wrapper around the thread running the message pump.
  50  * The toolkit abstraction is necessary because the message pump must
  51  * execute within the same thread that created the widget under Win32.
  52  */
  53
  54 class nsToolkit : public nsIToolkit
  55 {
  56 public:
  57             NS_DECL_ISUPPORTS
  58
  59                             nsToolkit();
  60             NS_IMETHOD      Init(PRThread *aThread);
  61             bool            CallMethod(MethodInfo *info);
  62                         bool                    CallMethodAsync(MethodInfo *info);
  63             // Return whether the current thread is the application's Gui thread.
  64             PRBool          IsGuiThread(void)      { return (PRBool)(mGuiThread == PR_GetCurrentThread());}
  65             PRThread*       GetGuiThread(void)       { return mGuiThread;   }
  66                         void                    Kill();
  67 private:
  68             virtual         ~nsToolkit();
  69             void            CreateUIThread(void);
  70
  71 protected:
  72     // Thread Id of the "main" Gui thread.
  73     PRThread    *mGuiThread;
  74         static void     RunPump(void* arg);
  75         void            GetInterface();
  76         bool            cached;
  77         bool            localthread;
  78         port_id         eventport;
  79 };
  80
  81 #endif  // TOOLKIT_H