36 lines
1.8 KiB
C++
36 lines
1.8 KiB
C++
#pragma once
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#include "core/namespaces.h"
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// item_read — the ONE place a MediaItem* is read for its canonical GUID string and for
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// the durable P_LANENAME of the fixed lane it sits on. Before this seam, view.cpp and
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// bank_panel.cpp each carried a near-identical private itemGuid / itemLaneName pair
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// (both files' comments acknowledged the deliberate copy); the D2 Wave-3-B item actions
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// need the same two reads, so the duplication is extracted here — the item-read analog
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// of track_guid's single MediaTrack* -> GUID-key formatter.
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//
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// REAPER-facing shell: the .cpp includes reaper_plugin_functions.h WITHOUT
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// REAPERAPI_IMPLEMENT (main.cpp owns the API pointers; here they are extern —
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// CLAUDE.md §contract). MediaItem / MediaTrack are forward-declared so this header
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// stays SDK-lite. These are shell reads (REAPER string/value getters); the managed/
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// manual DECISION that consumes the lane name stays pure in lane_keys (isOnManualLane).
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#include <string>
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class MediaItem;
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class MediaTrack;
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namespace reasampler {
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// An item's canonical GUID string via GetSetMediaItemInfo_String("GUID"). Empty on a
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// read failure (an empty GUID must never be tagged — every caller skips empties).
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std::string itemGuid(MediaItem* it);
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// The durable P_LANENAME of the fixed lane item `it` currently sits on (read via the
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// item's I_FIXEDLANE ordinal, then P_LANENAME:n on `tr`). Empty if the lane is unnamed
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// or the param is unavailable. Callers must already know `tr` is a fixed-lane track
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// (I_FREEMODE==2) before calling — I_FIXEDLANE is meaningless otherwise; the pure
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// isOnManualLane predicate handles the non-fixed-lane case via its own argument, so
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// callers should not call this at all for a normal track.
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std::string itemLaneName(MediaTrack* tr, MediaItem* it);
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} // namespace reasampler
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