Function extract3MFThumbnail

renderer.js:4581–4596

(filePath)

      
      // Delete button handler
      deleteButton.addEventListener('click', async (e) => {
        e.stopPropagation();
        
        // Confirm deletion
        if (!confirm(`Are you sure you want to delete this thumbnail?`)) {
          return;
        }
        
        try {
          await window.electron.deleteThumbnail(filePath, index);
          
          // Refresh the modal to show updated thumbnails
          await showManageThumbnailsModal(filePath);
        } catch (error) {
          console.error('Error deleting thumbnail:', error);
          alert('Error deleting thumbnail: ' + error.message);
        }
      });