53 lines
1.3 KiB
C++
53 lines
1.3 KiB
C++
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#pragma once
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#include "CommandList.hpp"
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#include "ExecCtx.hpp"
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namespace Stand
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{
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#pragma pack(push, 1)
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template <typename T>
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class CommandListWithOnTickAsActiveList : public T
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{
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protected:
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bool is_active = false;
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using T::T;
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public:
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void onActiveListUpdate() override
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{
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if (((CommandListWithOnTickAsActiveList<T>*)this)->isCurrentUiOrWebList())
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{
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if (!is_active)
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{
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is_active = true;
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auto wr = ((CommandListWithOnTickAsActiveList<T>*)this)->getWeakRef();
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((CommandListWithOnTickAsActiveList<T>*)this)->registerScriptTickEventHandler([wr]
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{
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SOUP_IF_LIKELY (auto ptr = wr.getPointer())
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{
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// It is possible that onTickAsActiveList invokes inputBack, focuses another list, and that list now wants to register a script tick event handler.
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// For that case, we signal that the lock can not be obtained right now.
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ExecCtx::get().script_tick_event_mtx_is_locked = true;
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ptr->as<CommandListWithOnTickAsActiveList<T>>()->onTickAsActiveList();
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ExecCtx::get().script_tick_event_mtx_is_locked = false;
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return ptr->as<CommandListWithOnTickAsActiveList<T>>()->is_active;
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}
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return false;
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});
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}
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}
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else
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{
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is_active = false;
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}
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}
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protected:
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virtual void onTickAsActiveList() = 0;
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};
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#pragma pack(pop)
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}
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