83 lines
1.4 KiB
C++
Executable File
83 lines
1.4 KiB
C++
Executable File
#include <spies.h>
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///////////////////////////////////////////////////////////
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// TSpy_target
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///////////////////////////////////////////////////////////
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void TSpy_target::notify(TSpy_message msg, void* pJolly)
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{
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for (int i = _spies.last(); i >= 0; i = _spies.pred(i))
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{
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TSpy* spy = (TSpy*)_spies.objptr(i);
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spy->notify(msg, pJolly);
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}
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}
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bool TSpy_target::add_spy(TSpy* spy)
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{
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#ifdef DBG
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for (int i = _spies.last(); i >= 0; i--)
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{
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TSpy* s = (TSpy*)_spies.objptr(i);
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if (s == spy)
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{
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NFCHECK("Double spy");
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return FALSE;
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}
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}
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#endif
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_spies.add(spy);
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return TRUE;
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}
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bool TSpy_target::kill_spy(const TSpy* spy)
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{
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int i;
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for (i = _spies.last(); i >= 0; i--)
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{
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TSpy* s = (TSpy*)_spies.objptr(i);
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if (s == spy)
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{
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_spies.destroy(i, TRUE);
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break;
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}
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}
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#ifdef DBG
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if (i < 0)
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NFCHECK("Spy not found");
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#endif
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return i >= 0;
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}
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TSpy_target::~TSpy_target()
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{
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notify(spy_delete, NULL);
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}
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///////////////////////////////////////////////////////////
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// TSpy
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///////////////////////////////////////////////////////////
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void TSpy::spy(TSpy_target* t)
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{
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if (_target)
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_target->kill_spy(this);
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_target = t;
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if (_target)
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_target->add_spy(this);
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}
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void TSpy::notify(TSpy_message msg, void* pJolly)
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{
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CHECK (_target, "Unemployed spy notified");
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if (_notify)
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_notify(*this, msg, pJolly);
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if (msg == spy_delete)
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spy(NULL);
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}
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TSpy::~TSpy()
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{
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spy(NULL);
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}
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