Q-W2v: split VST god-modules — editor 8 face-axis TUs (+pure layout hoist), processor 3 TUs, component_state_io codec split (extension drops the voice engine), zone_params.h, core/wire putLE; formats frozen, 61/61 green

src/core/instrument/ui/browser_scroll.cpp

@@ -3,6 +3,8 @@
 
 #include "core/instrument/ui/browser_scroll.h"
 
+#include "core/instrument/ui/editor_geometry.h"  // kPad / kTitleHeight / kNavButtonWidth (Q-W2v hoist)
+
 #include <algorithm>
 #include <cctype>
 
@@ -155,4 +157,25 @@ std::vector<int> filterNameIndices(const std::vector<std::string>& names,
     return out;
 }
 
+// The Browse-modal regions (hoisted from the editor shell, Q-W2v/T2-06 — body verbatim;
+// the band metrics come from editor_geometry, the search height from searchBoxRect).
+BrowseModal computeBrowseModal(int w, int h) {
+    constexpr int kBrowseFooterH = 30;
+    BrowseModal m;
+    const int titleH = (std::min)(kTitleHeight, h);
+    m.title = Rect::ltrb(0, 0, w, titleH);
+    m.back = Rect::ltrb(w - kPad - kNavButtonWidth, 2, w - kPad, (std::max)(2, titleH - 2));
+    // Search box below the title, spanning the width (searchBoxRect lays it out from 0).
+    const Rect sb = searchBoxRect(w);
+    m.search = Rect::ltrb(kPad, titleH, w - kPad, titleH + sb.height);
+    const int footerTop = (std::max)(m.search.bottom(), h - kBrowseFooterH);
+    m.content = Rect::ltrb(0, m.search.bottom(), w, footerTop);
+    // Footer: Cancel (left) + Load (right).
+    const int fTop = footerTop + 3;
+    const int fBot = (std::max)(fTop, h - 3);
+    m.cancel = Rect::ltrb(kPad, fTop, kPad + 90, fBot);
+    m.confirm = Rect::ltrb(w - kPad - 90, fTop, w - kPad, fBot);
+    return m;
+}
+
 }  // namespace reasampler::instrument::ui