README

yii2 widgets infinite-scroll，Infinite Scroll is a JavaScript plugin that automatically adds the next page, saving users from a full page load.

useful

<?php
echo ListView::widget([
    'dataProvider' => $dataProvider,
    'itemView' => '_item',//子视图
    'layout' => "{summary}\n<div class='grid are-images-unloaded'><div class='grid__col-sizer'></div><div class='grid__gutter-sizer'></div>{items}</div>\n<div class='pager'>{pager}</div>",
    'itemOptions' => ['tag' => false],
    'pager' => [
        'class' => \yiidoc\infinitescroll\InfiniteScrollWidget::class,
        'contentSelector' => '.grid',
        'pluginOptions' => [
            'path' => new \yii\web\JsExpression('setPath'),
            'append' => '.grid__item',
            'outlayer' => new \yii\web\JsExpression('msnry'),
            'status' => '.page-load-status',
            'history' => false,
            'debug' => true
        ],
        'clientEvents' => [
            'load' => 'function( response, path ) {
                console.log(location.pathname)
                console.log(infScrollIns.pageIndex);
            }',
            'history' => new \yii\web\JsExpression('function() {
                console.log(520,location.pathname);
            }'),
       ]
    ],
 ]);

?>

<?php
$customFilter = <<<EOF
    function setPath() {
        var currentPage = ($currenPage+1);    
        var next = currentPage+this.pageIndex;
        if(next <= $pageCount){
            return '/test/index2?page='+ next +'&per-page=15';
        }
}
EOF;
$this->registerJs($customFilter, \yii\web\View::POS_END);
//-------------------------------------//

var grid = document.querySelector(\'.grid\');

var msnry = new Masonry( grid, {
  itemSelector: \'none\', // select none at first
  columnWidth: \'.grid__col-sizer\',
  gutter: \'.grid__gutter-sizer\',
  percentPosition: true,
  stagger: 30,
  // nicer reveal transition
  visibleStyle: { transform: \'translateY(0)\', opacity: 1 },
  hiddenStyle: { transform: \'translateY(100px)\', opacity: 0 },
});


// initial items reveal
imagesLoaded( grid, function() {
  grid.classList.remove(\'are-images-unloaded\');
  msnry.options.itemSelector = \'.grid__item\';
  var items = grid.querySelectorAll(\'.grid__item\');
  msnry.appended( items );
});

//-------------------------------------//
', \yii\web\View::POS_END);?>





css
    body {
        font-family: sans-serif;
        line-height: 1.4;
        font-size: 18px;
        padding: 20px;
        /*max-width: 640px;*/
        margin: 0 auto;
    }

    .grid {
        max-width: 1200px;
    }

    /* reveal grid after images loaded */
    .grid.are-images-unloaded {
        opacity: 0;
    }

    .grid__item,
    .grid__col-sizer {
        width: 32%;
    }

    .grid__gutter-sizer { width: 2%; }

    /* hide by default */
    .grid.are-images-unloaded .image-grid__item {
        opacity: 0;
    }

    .grid__item {
        margin-bottom: 20px;
        float: left;
    }

    .grid__item--height1 { height: 140px; background: #EA0; }
    .grid__item--height2 { height: 220px; background: #C25; }
    .grid__item--height3 { height: 300px; background: #19F; }

    .grid__item--width2 { width: 66%; }

    .grid__item img {
        display: block;
        max-width: 100%;
    }


    .page-load-status {
        display: none; /* hidden by default */
        padding-top: 20px;
        border-top: 1px solid #DDD;
        text-align: center;
        color: #777;
    }
    .loader-ellips {
        font-size: 20px; /* change size here */
        position: relative;
        width: 4em;
        height: 1em;
        margin: 10px auto;
    }

    .loader-ellips__dot {
        display: block;
        width: 1em;
        height: 1em;
        border-radius: 0.5em;
        background: #555; /* change color here */
        position: absolute;
        animation-duration: 0.5s;
        animation-timing-function: ease;
        animation-iteration-count: infinite;
    }

    .loader-ellips__dot:nth-child(1),
    .loader-ellips__dot:nth-child(2) {
        left: 0;
    }
    .loader-ellips__dot:nth-child(3) { left: 1.5em; }
    .loader-ellips__dot:nth-child(4) { left: 3em; }

    @keyframes reveal {
        from { transform: scale(0.001); }
        to { transform: scale(1); }
    }

    @keyframes slide {
        to { transform: translateX(1.5em) }
    }

    .loader-ellips__dot:nth-child(1) {
        animation-name: reveal;
    }

    .loader-ellips__dot:nth-child(2),
    .loader-ellips__dot:nth-child(3) {
        animation-name: slide;
    }

    .loader-ellips__dot:nth-child(4) {
        animation-name: reveal;
        animation-direction: reverse;
    }

    button{
        font-size: 20px;
        padding:  10px;
    }
    /* loader ellips in separate pen CSS */

    .loader-wheel {
        font-size: 64px; /* change size here */
        position: relative;
        height: 1em;
        width: 1em;
        padding-left: 0.45em;
        overflow: hidden;
        margin: 0 auto;
        animation: loader-wheel-rotate 0.5s steps(12) infinite;
    }

    .loader-wheel i {
        display: block;
        position: absolute;
        height: 0.3em;
        width: 0.1em;
        border-radius: 0.05em;
        background: #333; /* change color here */
        opacity: 0.8;
        transform: rotate(-30deg);
        transform-origin: center 0.5em;
    }

    @keyframes loader-wheel-rotate {
        from { transform: rotate(0deg); }
        to { transform: rotate(360deg); }
    }