Function attachTableOperationsToContainer

notes.js:157–256

(container)

    }

    function attachTableOperationsToContainer(container) {
        if (container.hasAttribute('data-operations-attached')) return;
        container.setAttribute('data-operations-attached', 'true');
        
        const table = container.querySelector('.nsn-table');
        const toolbar = container.querySelector('.nsn-table-toolbar');
        
        if (!table || !toolbar) return;
        
        let currentCell = null;
        
        // 鼠标进入显示工具栏
        container.addEventListener('mouseenter', (e) => {
            // 确保不是从工具栏内部进入
            if (!e.relatedTarget || !toolbar.contains(e.relatedTarget)) {
                toolbar.style.display = 'flex';
                container.style.border = '1px solid #409eff';
            }
        });
        
        // 鼠标离开隐藏工具栏
        container.addEventListener('mouseleave', (e) => {
            // 确保不是进入工具栏
            if (!e.relatedTarget || !toolbar.contains(e.relatedTarget)) {
                toolbar.style.display = 'none';
                container.style.border = '1px solid transparent';
            }
        });
        
        // 工具栏的鼠标事件处理
        toolbar.addEventListener('mouseenter', () => {
            toolbar.style.display = 'flex';
            container.style.border = '1px solid #409eff';
        });
        
        toolbar.addEventListener('mouseleave', () => {
            toolbar.style.display = 'none';
            container.style.border = '1px solid transparent';
        });
        
        // 点击单元格记录当前位置
        table.addEventListener('click', (e) => {
            const cell = e.target.closest('td, th');
            if (cell) {
                currentCell = cell;
                // 高亮当前行列
                highlightRowCol(table, cell);
            }
        });
        
        // 工具栏按钮事件
        toolbar.addEventListener('click', (e) => {
            e.preventDefault();
            e.stopPropagation();
            
            const action = e.target.getAttribute('data-action');
            if (!action || !currentCell) return;