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基于Angular的打印组件,可打印HTML和文本

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e-ngx-print

基于Angular的打印组件,可打印HTML和文本。

Usage

  1. Install

    npm install --save e-ngx-print@latest
  2. Add the ENgxPrintModule

    import {ENgxPrintModule} from "e-ngx-print";
    @NgModule({
        imports: [
            ENgxPrintModule
        ]
    })
  3. Use in Template

    <div id="print_div" #print_div>
        <table class="table table-striped">
            <thead *ngIf="showHead">
            <tr>
                <th>#</th>
                <th id="th_green">First Name</th>
                <th>Last Name</th>
                <th>Username</th>
            </tr>
            </thead>
            <tbody>
            <tr *ngFor="let user of datas; let i = index">
                <td class="td_blue">{{i}}</td>
                <td>{{user?.firstName}}</td>
                <td>{{user?.lastName}}</td>
                <td>{{user?.userName}}</td>
            </tr>
            </tbody>
        </table>
        <table *ngIf="hideTable1" id="table1" class="table table-striped">
            <thead>
            <tr>
                <th>#</th>
                <th>First Name</th>
                <th>Last Name</th>
                <th>Username</th>
            </tr>
            </thead>
            <tbody>
            <tr *ngFor="let user of datas; let i = index">
                <td>{{i}}</td>
                <td>{{user?.firstName}}</td>
                <td>{{user?.lastName}}</td>
                <td>{{user?.userName}}</td>
            </tr>
            </tbody>
        </table>
    </div>
    <h2>两种打印模式(iframe and popup)- 打印指定html</h2>
    <div>
        <e-ngx-print
            [btnText]="'iframe模式'"
            [btnClass]="{'btn': true, 'btn-success': true}"
            [printHTML]="print_div"
            [printStyle]="printStyle"
            [printCSS]="printCSS"
            (printComplete)="printComplete()">
        </e-ngx-print>
    </div>
    <div>
        <e-ngx-print
            [mode]="'popup'"
            [popTitle]="'表格打印'"
            [btnText]="'popup模式'"
            [btnClass]="{'btn': true, 'btn-warning': true}"
            [printHTML]="print_div"
            [printStyle]="printStyle"
            [printCSS]="printCSS"
            (printComplete)="printComplete()">
        </e-ngx-print>
    </div>
    <h2>打印指定字符串</h2>
    <div>
        <e-ngx-print
            [btnText]="'iframe模式'"
            [btnClass]="{'btn': true, 'btn-success': true}"
            [printHTML]="editorText"
            (printComplete)="printComplete()">
        </e-ngx-print>
    </div>
    <div>
        <e-ngx-print
            [mode]="'popup'"
            [popTitle]="'表格打印'"
            [btnText]="'popup模式'"
            [btnClass]="{'btn': true, 'btn-warning': true}"
            [printHTML]="editorText"
            (printComplete)="printComplete()">
        </e-ngx-print>
    </div>
    <h2>自定义打印(将隐藏的html显示并打印)</h2>
    <div>
        <e-ngx-print #print1
                           [showBtn]="false"
                           [printStyle]="printStyle"
                           [printCSS]="printCSS"
                           (printComplete)="printComplete()">
        </e-ngx-print>
        <button class="btn btn-success" (click)="customPrint('print1')">iframe模式</button>
    </div>
    <div>
        <e-ngx-print #print2
                           [mode]="'popup'"
                           [popTitle]="'表格打印'"
                           [showBtn]="false"
                           [printHTML]="print_div"
                           [printStyle]="printStyle"
                           [printCSS]="printCSS"
                           (printComplete)="printComplete()">
        </e-ngx-print>
        <button class="btn btn-warning" (click)="customPrint('print2')">popup模式</button>
    </div>
  4. Use in Component

    @ViewChild('print1') printComponent1: ENgxPrintComponent;
    @ViewChild('print2') printComponent2: ENgxPrintComponent;
    
    showHead: boolean = true;
    hideTable1: boolean = false;
    datas: any[];
    printCSS: string[];
    printStyle: string;
    editorText = '<p style="text-align:center;line-height:150%"><strong><span style="font-family: 宋体;line-height: 150%;font-size: 21px"><span style="font-family:宋体">关于</span>××××工程项目划分的请示(函)</span></strong><span style="font-family: 宋体; font-size: 21px; text-indent: 315px;">&nbsp;</span></p><p style="line-height:150%"><strong><span style="font-family: 宋体;line-height: 150%;font-size: 16px">海淀区水利工程质量监督站:</span></strong></p><p style="text-indent:38px;line-height:150%"><span style=";font-family:宋体;line-height:150%;font-size:16px">××××工程,依据××××文件开始建设。(简述工程概况和主要工程量)。</span></p><p style="text-indent:38px;line-height:150%"><span style=";font-family:宋体;line-height:150%;font-size:16px"><span style="font-family:宋体">根据《水利水电工程施工质量检验与评定规程》</span>SL176-2007)、《水利水电基本建设工程单元工程质量评定标准》(SDJ249-88)及《北京市水利工程施工质量评定标准》等有关规定,结合本工程的实际情况,经研究确认本工程项目共划分为××个单位工程,××个分部工程,××个单元工程。其中主要单位工程××个,分别为 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;;主要分部工程××个,分别为 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;;重要隐蔽单元工程××个,分别为 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;;关键部位单元工程××个,分别为 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;。具体划分见附表。</span></p><p style="text-indent:38px;line-height:150%"><span style=";font-family:宋体;line-height:150%;font-size:16px">&nbsp;</span></p><p style="text-indent:38px;line-height:150%"><span style=";font-family:宋体;line-height:150%;font-size:16px"><span style="font-family:宋体">附表:</span>××××工程项目划分表</span></p><p style="text-indent:38px;line-height:150%"><span style=";font-family:宋体;line-height:150%;font-size:16px">&nbsp;</span></p><p style="text-indent:38px;line-height:150%"><span style=";font-family:宋体;line-height:150%;font-size:16px">&nbsp;</span></p><p style="text-indent: 406px; line-height: 150%; text-align: right;"><span style=";font-family:宋体;line-height:150%;font-size:16px">××××××(单位)</span></p><p style="text-indent: 398px; line-height: 150%; text-align: right;"><span style=";font-family:宋体;line-height:150%;font-size:16px">××××年××月××日</span></p>';
    
    constructor(private elRef: ElementRef) {
        this.datas = [
            {
                'firstName': 'Mark',
                'lastName': 'Otto',
                'userName': '@mdo'
            },
            {
                'firstName': 'Jacob',
                'lastName': 'Thornton',
                'userName': '@fat'
            },
            {
                'firstName': 'Larry',
                'lastName': 'the Bird',
                'userName': '@twitter'
            }
        ];
    
        this.printCSS = ['https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css'];
    
        this.printStyle =
            `
            th, td {
                color: blue !important;
            }
            `;
    }
    
    printComplete() {
        console.log('打印完成!');
        this.showHead = true;
        this.hideTable1 = false;
    }
    
    customPrint(print: string) {
        this.showHead = false;
        this.hideTable1 = true;
        const printHTML: any = this.elRef.nativeElement.childNodes[0];
        if (print === 'print1') {
            this.printComponent1.print(printHTML);
        } else if (print === 'print2') {
            this.printComponent2.print();
        }
    }

API

Inputs

  • mode?string='iframe') - 打印模式。可选的值:iframepopup

  • standard?string='html5') - 弹出窗口的网页文档标准,只适用于mode = 'popup'。可选的值:strict(严格模式),loose(兼容模式),html5(HTML5)

  • popTitle?string='打印窗口') - 弹出窗口的标题,只适用于mode = 'popup'

  • showBtn?boolean=true) - 如果为true将显示打印按钮

  • btnText?string='打印') - 打印按钮显示的文本

  • btnClass?Object={"print-btn": true,"print-btn-success": true};) - 打印按钮class,传值与[ngClass]一样

  • printHTMLstring | HTMLElement) - 打印的内容(支持字符串和HTML元素对象)

  • printStyle?string) - 打印内容style。将写进打印页面的style标签中

  • printCSS?string[]) - 打印内容css文件路径。将在打印页面生成link标签,支持绝对路径或相对路径(使用相对路径时请注意/和./以及../的区别

Outputs

  • printComplete - 打印完成事件(无论是确定打印还是取消打印均会触发,这是因为浏览器的限制,无法监听到浏览器打印界面上的打印或者取消事件)

Instance Method

  • print(printHTML?:string | HTMLElement): void - 开始打印内容

Develop

```shell
npm install // 安装依赖包

npm start // 启动项目
```

License

MIT License

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基于Angular的打印组件,可打印HTML和文本

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  • CSS 10.6%
  • JavaScript 6.8%