fixedColumnWidths method
设置所有列宽为固定值
Implementation
TableBuilder fixedColumnWidths(double width) {
final widths = <int, TableColumnWidth>{};
if (children.isNotEmpty && children.first.children.isNotEmpty) {
for (int i = 0; i < children.first.children.length; i++) {
widths[i] = FixedColumnWidth(width);
}
}
_columnWidths = widths;
return this;
}