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[wxWidgets.git] / include / wx / thread.h

diff --git a/include/wx/thread.h b/include/wx/thread.h
index 82ac361270c35bd169e15d14c50cebeef42b04fd..fc0ac2759c1bb6ceadf1bdbf1a821634707ffff9 100644 (file)
--- a/include/wx/thread.h
+++ b/include/wx/thread.h
@@ -161,7 +161,7 @@ protected:
 
     friend class wxConditionInternal;
 
 
     friend class wxConditionInternal;
 

-    DECLARE_NO_COPY_CLASS(wxMutex)
+    wxDECLARE_NO_COPY_CLASS(wxMutex);

 };
 
 // a helper class which locks the mutex in the ctor and unlocks it in the dtor:
 };
 
 // a helper class which locks the mutex in the ctor and unlocks it in the dtor:


@@ -207,11 +207,7 @@ private:
 #if !defined(__WXMSW__)
     #define wxCRITSECT_IS_MUTEX 1
 
 #if !defined(__WXMSW__)
     #define wxCRITSECT_IS_MUTEX 1
 

-#ifdef __WXMAC__
-    #define wxCRITSECT_INLINE
-#else
-    #define wxCRITSECT_INLINE inline
-#endif
+    #define wxCRITSECT_INLINE WXEXPORT inline

 #else // MSW
     #define wxCRITSECT_IS_MUTEX 0
 
 #else // MSW
     #define wxCRITSECT_IS_MUTEX 0
 


@@ -270,12 +266,12 @@ private:
     };
 #endif // Unix&OS2/Win32
 
     };
 #endif // Unix&OS2/Win32
 

-    DECLARE_NO_COPY_CLASS(wxCriticalSection)
+    wxDECLARE_NO_COPY_CLASS(wxCriticalSection);

 };
 
 };
 

-#if wxCRITSECT_IS_MUTEX && !defined(__WXMAC__)
+#if wxCRITSECT_IS_MUTEX

     // implement wxCriticalSection using mutexes
     // implement wxCriticalSection using mutexes

-    inline wxCriticalSection::wxCriticalSection( wxCriticalSectionType critSecType ) 
+    inline wxCriticalSection::wxCriticalSection( wxCriticalSectionType critSecType )

        : m_mutex( critSecType == wxCRITSEC_DEFAULT ? wxMUTEX_RECURSIVE : wxMUTEX_DEFAULT )  { }
     inline wxCriticalSection::~wxCriticalSection() { }
 
        : m_mutex( critSecType == wxCRITSEC_DEFAULT ? wxMUTEX_RECURSIVE : wxMUTEX_DEFAULT )  { }
     inline wxCriticalSection::~wxCriticalSection() { }
 


@@ -305,7 +301,7 @@ public:
 private:
     wxCriticalSection& m_critsect;
 
 private:
     wxCriticalSection& m_critsect;
 

-    DECLARE_NO_COPY_CLASS(wxCriticalSectionLocker)
+    wxDECLARE_NO_COPY_CLASS(wxCriticalSectionLocker);

 };
 
 // ----------------------------------------------------------------------------
 };
 
 // ----------------------------------------------------------------------------


@@ -368,7 +364,7 @@ public:
 private:
     wxConditionInternal *m_internal;
 
 private:
     wxConditionInternal *m_internal;
 

-    DECLARE_NO_COPY_CLASS(wxCondition)
+    wxDECLARE_NO_COPY_CLASS(wxCondition);

 };
 
 #if WXWIN_COMPATIBILITY_2_6
 };
 
 #if WXWIN_COMPATIBILITY_2_6


@@ -413,7 +409,7 @@ public:
 private:
     wxSemaphoreInternal *m_internal;
 
 private:
     wxSemaphoreInternal *m_internal;
 

-    DECLARE_NO_COPY_CLASS(wxSemaphore)
+    wxDECLARE_NO_COPY_CLASS(wxSemaphore);

 };
 
 // ----------------------------------------------------------------------------
 };
 
 // ----------------------------------------------------------------------------


@@ -510,7 +506,7 @@ public:
         // does it!
         //
         // will fill the rc pointer with the thread exit code if it's !NULL
         // does it!
         //
         // will fill the rc pointer with the thread exit code if it's !NULL

-    wxThreadError Delete(ExitCode *rc = (ExitCode *)NULL);
+    wxThreadError Delete(ExitCode *rc = NULL);

 
         // waits for a joinable thread to finish and returns its exit code
         //
 
         // waits for a joinable thread to finish and returns its exit code
         //


@@ -559,10 +555,8 @@ public:
     // identifies a thread inside a process
     wxThreadIdType GetId() const;
 
     // identifies a thread inside a process
     wxThreadIdType GetId() const;
 

-    // called when the thread exits - in the context of this thread
-    //
-    // NB: this function will not be called if the thread is Kill()ed
-    virtual void OnExit() { }
+    wxThreadKind GetKind() const
+        { return m_isDetached ? wxTHREAD_DETACHED : wxTHREAD_JOINABLE; }

 
     // Returns true if the thread was asked to terminate: this function should
     // be called by the thread from time to time, otherwise the main thread
 
     // Returns true if the thread was asked to terminate: this function should
     // be called by the thread from time to time, otherwise the main thread


@@ -586,6 +580,11 @@ private:
     wxThread(const wxThread&);
     wxThread& operator=(const wxThread&);
 
     wxThread(const wxThread&);
     wxThread& operator=(const wxThread&);
 

+    // called when the thread exits - in the context of this thread
+    //
+    // NB: this function will not be called if the thread is Kill()ed
+    virtual void OnExit() { }
+

     friend class wxThreadInternal;
 
     // the (platform-dependent) thread class implementation
     friend class wxThreadInternal;
 
     // the (platform-dependent) thread class implementation


@@ -634,20 +633,19 @@ class WXDLLIMPEXP_BASE wxThreadHelper
 private:
     void KillThread()
     {
 private:
     void KillThread()
     {

-        // If detached thread is about to finish, it will set
-        // m_thread to NULL so don't delete it then
-        // But if KillThread is called before detached thread
-        // sets it to NULL, then the thread object still
-        // exists and can be killed
+        // If wxThreadHelperThread is detached and is about to finish, it will
+        // set m_thread to NULL so don't delete it then.
+        // But if KillThread is called before wxThreadHelperThread (in detached mode)
+        // sets it to NULL, then the thread object still exists and can be killed

         wxCriticalSectionLocker locker(m_critSection);
         wxCriticalSectionLocker locker(m_critSection);

-    
+

         if ( m_thread )
         {
             m_thread->Kill();
         if ( m_thread )
         {
             m_thread->Kill();

-            
+

             if ( m_kind == wxTHREAD_JOINABLE )
               delete m_thread;
             if ( m_kind == wxTHREAD_JOINABLE )
               delete m_thread;

-            
+

             m_thread = NULL;
         }
     }
             m_thread = NULL;
         }
     }


@@ -660,12 +658,18 @@ public:
     // destructor deletes m_thread
     virtual ~wxThreadHelper() { KillThread(); }
 
     // destructor deletes m_thread
     virtual ~wxThreadHelper() { KillThread(); }
 

+#if WXWIN_COMPATIBILITY_2_8
+    wxDEPRECATED( wxThreadError Create(unsigned int stackSize = 0) );
+#endif
+

     // create a new thread (and optionally set the stack size on platforms that
     // support/need that), call Run() to start it
     // create a new thread (and optionally set the stack size on platforms that
     // support/need that), call Run() to start it

-    wxThreadError Create(unsigned int stackSize = 0)
+    wxThreadError CreateThread(wxThreadKind kind = wxTHREAD_JOINABLE,
+                               unsigned int stackSize = 0)

     {
         KillThread();
 
     {
         KillThread();
 

+        m_kind = kind;

         m_thread = new wxThreadHelperThread(*this, m_kind);
 
         return m_thread->Create(stackSize);
         m_thread = new wxThreadHelperThread(*this, m_kind);
 
         return m_thread->Create(stackSize);


@@ -679,9 +683,9 @@ public:
     wxThread *GetThread() const
     {
         wxCriticalSectionLocker locker((wxCriticalSection&)m_critSection);
     wxThread *GetThread() const
     {
         wxCriticalSectionLocker locker((wxCriticalSection&)m_critSection);

-        
+

         wxThread* thread = m_thread;
         wxThread* thread = m_thread;

-        
+

         return thread;
     }
 
         return thread;
     }
 


@@ -689,24 +693,29 @@ protected:
     wxThread *m_thread;
     wxThreadKind m_kind;
     wxCriticalSection m_critSection; // To guard the m_thread variable
     wxThread *m_thread;
     wxThreadKind m_kind;
     wxCriticalSection m_critSection; // To guard the m_thread variable

-    
+

     friend class wxThreadHelperThread;
 };
 
     friend class wxThreadHelperThread;
 };
 

+#if WXWIN_COMPATIBILITY_2_8
+inline wxThreadError wxThreadHelper::Create(unsigned int stackSize)
+{ return CreateThread(m_kind, stackSize); }
+#endif
+

 // call Entry() in owner, put it down here to avoid circular declarations
 inline void *wxThreadHelperThread::Entry()
 {
     void * const result = m_owner.Entry();
 // call Entry() in owner, put it down here to avoid circular declarations
 inline void *wxThreadHelperThread::Entry()
 {
     void * const result = m_owner.Entry();

-    
+

     wxCriticalSectionLocker locker(m_owner.m_critSection);
     wxCriticalSectionLocker locker(m_owner.m_critSection);

-    
+

     // Detached thread will be deleted after returning, so make sure
     // wxThreadHelper::GetThread will not return an invalid pointer.
     // And that wxThreadHelper::KillThread will not try to kill
     // an already deleted thread
     if ( m_owner.m_kind == wxTHREAD_DETACHED )
         m_owner.m_thread = NULL;
     // Detached thread will be deleted after returning, so make sure
     // wxThreadHelper::GetThread will not return an invalid pointer.
     // And that wxThreadHelper::KillThread will not try to kill
     // an already deleted thread
     if ( m_owner.m_kind == wxTHREAD_DETACHED )
         m_owner.m_thread = NULL;

-        
+

     return result;
 }
 
     return result;
 }