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refactor: 表格宽度自适应宽度计算方式调整

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meilin.huang
2023-06-29 00:40:42 +08:00
parent 6bc2603a4d
commit 1bc53b4c80
8 changed files with 97 additions and 117 deletions
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76
mayfly_go_web/src/views/ops/db/db.ts
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@@ -1,5 +1,6 @@
/* eslint-disable no-unused-vars */
import { dbApi } from './api';
import { getTextWidth } from '@/common/utils/string';
import SqlExecBox from './component/SqlExecBox';
const dbInstCache: Map<number, DbInst> = new Map();
@@ -300,10 +301,8 @@ export class DbInst {
* @param flag 标志
* @returns 列宽度
*/
static flexColumnWidth = (str: any, tableData: any, flag = 'equal') => {
static flexColumnWidth = (str: any, tableData: any) => {
// str为该列的字段名(传字符串);tableData为该表格的数据源(传变量);
// flag为可选值，可不传该参数,传参时可选'max'或'equal',默认为'max'
// flag为'max'则设置列宽适配该列中最长的内容,flag为'equal'则设置列宽适配该列中第一行内容的长度。
str = str + '';
let columnContent = '';
if (!tableData || !tableData.length || tableData.length === 0 || tableData === undefined) {
@@ -312,69 +311,24 @@ export class DbInst {
if (!str || !str.length || str.length === 0 || str === undefined) {
return;
}
if (flag === 'equal') {
// 获取该列中第一个不为空的数据(内容)
for (let i = 0; i < tableData.length; i++) {
// 转为字符串后比较
if ((tableData[i][str] + '').length > 0) {
columnContent = tableData[i][str] + '';
break;
}
// 获取该列中最长的数据(内容)
let index = 0;
for (let i = 0; i < tableData.length; i++) {
if (!tableData[i][str]) {
continue;
}
} else {
// 获取该列中最长的数据(内容)
let index = 0;
for (let i = 0; i < tableData.length; i++) {
if (tableData[i][str] === null) {
return;
}
const now_temp = tableData[i][str] + '';
const max_temp = tableData[index][str] + '';
if (now_temp.length > max_temp.length) {
index = i;
}
const now_temp = tableData[i][str] + '';
const max_temp = tableData[index][str] + '';
if (now_temp.length > max_temp.length) {
index = i;
}
columnContent = tableData[index][str] + '';
}
const contentWidth: number = DbInst.getContentWidth(columnContent);
columnContent = tableData[index][str] + '';
const contentWidth: number = getTextWidth(columnContent) + 15;
// 获取列名称的长度 加上排序图标长度
const columnWidth: number = DbInst.getContentWidth(str) + 43;
const columnWidth: number = getTextWidth(str) + 40;
const flexWidth: number = contentWidth > columnWidth ? contentWidth : columnWidth;
return flexWidth + 'px';
};
/**
* 获取内容所需要占用的宽度
*/
static getContentWidth = (content: any): number => {
// 以下分配的单位长度可根据实际需求进行调整
let flexWidth = 0;
for (const char of content) {
if (flexWidth > 500) {
break;
}
if ((char >= '0' && char <= '9') || (char >= 'a' && char <= 'z')) {
// 如果是小写字母、数字字符，分配8个单位宽度
flexWidth += 8.5;
continue;
}
if (char >= 'A' && char <= 'Z') {
flexWidth += 9;
continue;
}
if (char >= '\u4e00' && char <= '\u9fa5') {
// 如果是中文字符，为字符分配16个单位宽度
flexWidth += 16;
} else {
// 其他种类字符，为字符分配9个单位宽度
flexWidth += 8;
}
}
if (flexWidth > 500) {
// 设置最大宽度
flexWidth = 500;
}
return flexWidth;
return flexWidth > 500 ? 500 : flexWidth;
};
}