grid view work done:

1 特性：NAME、CODE支持下拉匹配搜索
2 特性：t_status用下拉列表筛选
3 特性：本页的50条数据已全部选中  选中所有符合条件数据
4 特性：所有符合条件的数据都已被选中 取消

components/GridView.php

@@ -0,0 +1,165 @@
+<?php
+
+
+namespace app\components;
+
+
+use yii\helpers\ArrayHelper;
+use yii\helpers\Html;
+use \Yii;
+use yii\helpers\Json;
+use yii\helpers\Url;
+use yii\web\View;
+
+class GridView extends \yii\grid\GridView
+{
+    /**
+     * @var string the layout that determines how different sections of the grid view should be organized.
+     * The following tokens will be replaced with the corresponding section contents:
+     *
+     * - `{summary}`: the summary section. See [[renderSummary()]].
+     * - `{errors}`: the filter model error summary. See [[renderErrors()]].
+     * - `{items}`: the list items. See [[renderItems()]].
+     * - `{sorter}`: the sorter. See [[renderSorter()]].
+     * - `{pager}`: the pager. See [[renderPager()]].
+     */
+    public $layout = '{summary} <div class="float-right">{export}</div> <div>{items}</div>{pager}';
+
+
+    /**
+     * @var string the HTML content to be displayed as the export of the list view.
+     * If you do not want to show the export, you may set it with an empty string.
+     *
+     * The following tokens will be replaced with the corresponding values:
+     *
+     * - `{begin}`: the starting row number (1-based) currently being displayed
+     * - `{end}`: the ending row number (1-based) currently being displayed
+     * - `{count}`: the number of rows currently being displayed
+     * - `{totalCount}`: the total number of rows available
+     * - `{page}`: the page number (1-based) current being displayed
+     * - `{pageCount}`: the number of pages available
+     */
+    public $export = true;
+    /**
+     * @var array the HTML attributes for the export of the list view.
+     * The "tag" element specifies the tag name of the export element and defaults to "div".
+     * @see \yii\helpers\Html::renderTagAttributes() for details on how attributes are being rendered.
+     */
+    public $exportOptions = ['class' => 'export'];
+    public $summaryOptions = ['class' => 'summary float-left'];
+
+    /**
+     * {@inheritdoc}
+     */
+    public function renderSection($name)
+    {
+        switch ($name) {
+            case '{errors}':
+                return $this->renderErrors();
+            case '{export}':
+                return $this->renderExport();
+            default:
+                return parent::renderSection($name);
+        }
+    }
+
+    public function renderExport()
+    {
+        $exportContent = $this->export;
+        if ($exportContent === false) {
+            return '';
+        }
+        $exportOptions = $this->exportOptions;
+        $count = $this->dataProvider->getCount();
+        $pagination = $this->dataProvider->getPagination();
+        $tag = ArrayHelper::remove($exportOptions, 'tag', 'div');
+
+        if($pagination === false) {
+            $begin = $page = $pageCount = 1;
+            $end = $totalCount = $count;
+        } else {
+            $totalCount = $this->dataProvider->getTotalCount();
+            $begin = $pagination->getPage() * $pagination->pageSize + 1;
+            $end = $begin + $count - 1;
+            if ($begin > $end) {
+                $begin = $end;
+            }
+            $page = $pagination->getPage() + 1;
+            $pageCount = $pagination->pageCount;
+        }
+
+        $id = $this->options['id'] ?? 'grid';
+        $exportAction = $this->options['exportUrl'] ?? Url::toRoute([Yii::$app->controller->id . '/export']);
+        $this->getView()->registerJs("
+$('[name=\'selection[]\']').on('change', function(){
+    var CheckedLabel = jQuery('.checked-label');
+    if(CheckedLabel.html() == null){
+        $('<div class=\'checked-label\'></div><input type=\'hidden\' id=\'ExportAllIsChecked\' />').prependTo($('#$id'));
+    }
+    jQuery('#ExportAllIsChecked').val(0);
+    var rows = jQuery('#$id').yiiGridView('getSelectedRows');
+    $('.checked-label').html(rows.length + ' items selected');
+});
+$('.select-on-check-all').on('change', function(){
+    var CheckedLabel = jQuery('.checked-label');
+    if(CheckedLabel.html() == null){
+        $('<div class=\'checked-label\'></div><input type=\'hidden\' id=\'ExportAllIsChecked\' />').prependTo($('#$id'));
+    }
+    var rows = jQuery('#$id').yiiGridView('getSelectedRows');
+    jQuery('#ExportAllIsChecked').val(0);
+    if($(this).prop('checked') == true) {
+        $('.checked-label').html(rows.length + ' items in this page selected.' + ' <span class=\'btn-link select-all-data\' >select all conversations that match this search</span>');
+    }else {
+        $('.checked-label').html('0 items selected');
+    }
+});
+
+$( document ).on('click', '.select-all-data', function(){
+    jQuery('#ExportAllIsChecked').val(1);
+    $('.checked-label').html('All conversations in this search have been selected.' + ' <span class=\'btn-link unselect-all-data\' > clear selection</span>');
+});
+$( document ).on('click', '.unselect-all-data', function(){
+    var rows = jQuery('#$id').yiiGridView('getSelectedRows');
+    jQuery('#ExportAllIsChecked').val(0);
+    $('.checked-label').html(rows.length + ' items in this page selected.' + ' <span class=\'btn-link select-all-data\' >select all conversations that match this search</span>');
+});
+$('#export-btn').on('click', function(){
+    var rows = jQuery('#$id').yiiGridView('getSelectedRows');
+    if(rows.length == 0) {
+        alert('no checked rows.')
+        return 
+    }
+    var isChecked = jQuery('#ExportAllIsChecked').val();
+    var url = '$exportAction';
+    var jQform = $(\"<form id='csv-download' style='display: none;' method='post' target='_blank'></form>\");
+    jQform.attr(\"action\",url);
+    $('body').append(jQform);
+    var jQinput1 = $(\"<input name='rows' type='text' />\");
+    jQinput1.attr(\"value\",JSON.stringify(rows));
+    $(\"#csv-download\").append(jQinput1);
+    var jQinput2 = $(\"<input name='checkall' type='text' />\");
+    jQinput2.attr(\"value\",isChecked);
+    $('#csv-download').append(jQinput2);
+    jQform.submit();
+});",View::POS_READY);
+
+
+        $options = Json::encode([
+        ]);
+        if ($exportContent == true) {
+            $exportContent = Html::button('Export', [
+                'class' => 'btn btn-primary export-btn',
+                'id' => 'export-btn',
+            ]);
+        }
+        return Html::tag($tag, Yii::$app->getI18n()->format($exportContent, [
+            'begin' => $begin,
+            'end' => $end,
+            'count' => $count,
+            'totalCount' => $totalCount,
+            'page' => $page,
+            'pageCount' => $pageCount,
+        ], Yii::$app->language), $exportOptions);
+    }
+
+}

composer.json

@@ -17,7 +17,10 @@
         "php": "^7.4.0",
         "yiisoft/yii2": "~2.0.45",
         "yiisoft/yii2-bootstrap4": "~2.0.10",
-        "yiisoft/yii2-swiftmailer": "~2.1.3"
+        "yiisoft/yii2-swiftmailer": "~2.1.3",
+        "yii2tech/csv-grid": "^1.0",
+        "yiisoft/yii2-jui": "^2.0",
+        "ext-json": "*"
     },
     "require-dev": {
         "yiisoft/yii2-debug": "~2.1.0",

config/messages.php

@@ -0,0 +1,50 @@
+<?php
+/**
+ * Configuration file for 'yii message/extract' command.
+ *
+ * This file is automatically generated by 'yii message/config' command.
+ * It contains parameters for source code messages extraction.
+ * You may modify this file to suit your needs.
+ *
+ * You can use 'yii message/config-template' command to create
+ * template configuration file with detailed description for each parameter.
+ */
+return [
+    'color' => null,
+    'interactive' => true,
+    'help' => false,
+    'silentExitOnException' => null,
+    'sourcePath' => '@yii',
+    'messagePath' => 'messages',
+    'languages' => [
+        'en',
+    ],
+    'translator' => [
+        'Yii::t',
+        '\\Yii::t',
+    ],
+    'sort' => false,
+    'overwrite' => true,
+    'removeUnused' => false,
+    'markUnused' => true,
+    'except' => [
+        '.*',
+        '/.*',
+        '/messages',
+        '/tests',
+        '/runtime',
+        '/vendor',
+        '/BaseYii.php',
+    ],
+    'only' => [
+        '*.php',
+    ],
+    'format' => 'php',
+    'db' => 'db',
+    'sourceMessageTable' => '{{%source_message}}',
+    'messageTable' => '{{%message}}',
+    'catalog' => 'messages',
+    'ignoreCategories' => [],
+    'phpFileHeader' => '',
+    'phpDocBlock' => null,
+];