Method hasSelection

lib/selection-manager.ts:209–217

* Check if there's an active selection

()

   * Check if there's an active selection
   */
  hasSelection(): boolean {
    if (!this.selectionStart || !this.selectionEnd) return false;

    // Check if start and end are the same (single cell, no real selection)
    return !(
      this.selectionStart.col === this.selectionEnd.col &&
      this.selectionStart.absoluteRow === this.selectionEnd.absoluteRow
    );
  }

  /**
   * Clear the selection