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SpreadJS支持动态列大小调整(也称为星形大小调整和比例大小调整)。
动态列大小调整用于配置列的宽度和行的高度,以使视口完全按照用户指定的加权比例(以*符号表示)填充。
这种大小调整可以与数字结合使用以定义加权比例,其中:
动态大小调整非常有用,特别是当用户需要按比例扩大多列以便分析报告或处理大型表单。
例如 - 下图描述了一个表单,其中动态列的大小分别以1.5 *,1.5 *,和的比例应用于A,B,D和E列。
在上面的示例中,星号为“ 1.5 *”的列A和B填充的是视口中标准“ *”大小的列的1.5倍。
动态大小调整(或比例大小调整)确保每当变更视口大小或用户添加,删除或调整任何行或列的大小时,表单中的列和行就完全填充视口。
用户可以使用 setColumnWidth() 与 setRowHeight() 方法在表单中配置动态列大小。 应用动态列大小后,当用户在worskheet上执行以下操作时,将自动调整列和行的大小(在其上应用星型调整大小)以填充视口:
导入和导出JSON文件时也支持动态列大小调整。
在表单中使用动态大小功能时,必须牢记以下规则:
注意: 在表单中使用动态大小功能时,必须牢记以下限制:
请参考以下示例代码,以在表单中配置动态列的大小。
<script>
$(document).ready(function ()
{
// 初始化 Spread
var spread = new GC.Spread.Sheets.Workbook(document.getElementById('ss'), { sheetCount: 1 });
// 获取表单
var activeSheet = spread.getSheet(0);
activeSheet.suspendPaint();
var colHeader = GC.Spread.Sheets.SheetArea.colHeader;
activeSheet.setRowCount(12);
activeSheet.setColumnCount(5);
// 设置动态列大小
activeSheet.setColumnWidth(0, "1.5*");
activeSheet.setColumnWidth(1, "1.5*");
activeSheet.setColumnWidth(3, "*");
activeSheet.setColumnWidth(4, "*");
//设置行高
activeSheet.setRowHeight(0, 50, colHeader);
for (var row = 0; row < 12; row++)
{
activeSheet.setRowHeight(row, "*");
for (col = 0; col < 5; col++)
{
activeSheet.getCell(row, col)
.cellPadding('0 0 0 10')
.vAlign(GC.Spread.Sheets.VerticalAlign.center);
}
}
activeSheet.setValue(0, 0, 'Company Name', colHeader);
activeSheet.setValue(0, 1, 'City', colHeader);
activeSheet.setValue(0, 2, 'State', colHeader);
activeSheet.setValue(0, 3, 'Phone', colHeader);
activeSheet.setValue(0, 4, 'Fax', colHeader);
activeSheet.setArray(0, 0, [
["Super Mart of the West", "Bentonville", "Arkansas", "(800) 555-2797", "(800) 555-2171"],
["Electronics Depot", "Atlanta", "Georgia", "(800) 595-3232", "(800) 595-3231"],
["K&S Music", "Minneapolis", "Minnesota", "(612) 304-6073", "(612) 304-6074"],
["Tom's Club", "Issaquah", "Washington", "(800) 955-2292", "(800) 955-2293"],
["E-Mart", "Hoffman Estates", "Illinois", "(847) 286-2500", "(847) 286-2501"],
["Walters", "Deerfield", "Illinois", "(847) 940-2500", "(847) 940-2501"],
["StereoShack", "Fort Worth", "Texas", "(817) 820-0741", "(817) 820-0742"],
["Circuit Town", "Oak Brook", "Illinois", "(800) 955-2929", "(800) 955-9392"],
["Premier Buy", "Richfield", "Minnesota", "(612) 291-1000", "(612) 291-2001"],
["ElectrixMax", "Naperville", "Illinois", "(630) 438-7800", "(630) 438-7801"],
["Video Emporium", "Dallas", "Texas", "(214) 854-3000", "(214) 854-3001"],
["Screen Shop", "Mooresville", "North Carolina", "(800) 445-6937", "(800) 445-6938"]
]);
spread.resumePaint();
});
</script>