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19 
20 #ifndef INCLUDED_VCL_INC_SCHEDULERIMPL_HXX
21 #define INCLUDED_VCL_INC_SCHEDULERIMPL_HXX
22 
23 #include "salwtype.hxx"
24 #include <osl/mutex.hxx>
25 #include <vcl/scheduler.hxx>
26 
27 class Task;
28 
29 // Internal scheduler record holding intrusive linked list pieces
30 struct ImplSchedulerData final
31 {
32     ImplSchedulerData* mpNext;        ///< Pointer to the next element in list
33     Task*              mpTask;        ///< Pointer to VCL Task instance
34     bool               mbInScheduler; ///< Task currently processed?
35     sal_uInt64         mnUpdateTime;  ///< Last Update Time
36     TaskPriority       mePriority;    ///< Task priority
37 
38     const char *GetDebugName() const;
39 };
40 
41 class SchedulerMutex final
42 {
43     sal_uInt32          mnLockDepth;
44     osl::Mutex          maMutex;
45 
46 public:
SchedulerMutex()47     SchedulerMutex() : mnLockDepth( 0 ) {}
48 
49     void acquire( sal_uInt32 nLockCount = 1 );
50     sal_uInt32 release( bool bUnlockAll = false );
lockDepth() const51     sal_uInt32 lockDepth() const { return mnLockDepth; }
52 };
53 
54 class SchedulerGuard final
55 {
56 public:
SchedulerGuard()57     SchedulerGuard()
58     {
59         Scheduler::Lock();
60     }
61 
~SchedulerGuard()62     ~SchedulerGuard()
63     {
64         Scheduler::Unlock();
65     }
66 };
67 
68 #endif // INCLUDED_VCL_INC_SCHEDULERIMPL_HXX
69 
70 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
71