fix(clipboard): unload payload

src/shell/clipboard/clipboard_panel.cpp

@@ -716,6 +716,10 @@ void ClipboardPanel::onClose() {
   m_lastHeight = 0.0f;
   m_pendingScrollToSelected = false;
   m_thumbnailRefreshPending = false;
+
+  if (m_clipboard != nullptr) {
+    m_clipboard->evictAllPayloads();
+  }
 }
 
 InputArea* ClipboardPanel::initialFocusArea() const {
@@ -821,6 +825,9 @@ void ClipboardPanel::rebuildPreview(Renderer& renderer, float width, float heigh
   }
 
   if (m_clipboard != nullptr) {
+    if (m_previewPayloadIndex != static_cast<std::size_t>(-1) && m_previewPayloadIndex != historyIndex) {
+      m_clipboard->evictEntryPayload(m_previewPayloadIndex);
+    }
     (void)m_clipboard->ensureEntryLoaded(historyIndex);
   }
   const auto& loadedEntry = m_clipboard != nullptr ? m_clipboard->history()[historyIndex] : entry;

src/wayland/clipboard_service.cpp

@@ -405,6 +405,25 @@ bool ClipboardService::ensureEntryLoaded(std::size_t index) {
   return loadEntryPayload(m_history[index]);
 }
 
+void ClipboardService::evictEntryPayload(std::size_t index) {
+  if (index >= m_history.size()) {
+    return;
+  }
+  auto& entry = m_history[index];
+  if (entry.data.empty() || entry.payloadPath.empty()) {
+    return;
+  }
+  entry.data.clear();
+  entry.data.shrink_to_fit();
+  entry.payloadLoaded = false;
+}
+
+void ClipboardService::evictAllPayloads() {
+  for (std::size_t i = 0; i < m_history.size(); ++i) {
+    evictEntryPayload(i);
+  }
+}
+
 bool ClipboardService::copyText(std::string text) {
   std::vector<std::uint8_t> data(text.begin(), text.end());
   return copyData({"text/plain;charset=utf-8", "text/plain"}, std::move(data));

src/wayland/clipboard_service.h

@@ -73,6 +73,8 @@ public:
   [[nodiscard]] std::size_t addPollFds(std::vector<pollfd>& fds) const;
 
   bool ensureEntryLoaded(std::size_t index);
+  void evictEntryPayload(std::size_t index);
+  void evictAllPayloads();
   bool copyText(std::string text);
   bool copyEntry(const ClipboardEntry& entry);
   bool promoteEntry(std::size_t index);