{"id":3942,"date":"2024-01-29T09:02:49","date_gmt":"2024-01-29T01:02:49","guid":{"rendered":"http:\/\/www.ponybai.com\/?p=3942"},"modified":"2023-12-03T09:28:14","modified_gmt":"2023-12-03T01:28:14","slug":"%e6%98%be%e7%a4%ba%e9%80%9a%e7%9f%a5","status":"publish","type":"post","link":"http:\/\/www.ponybai.com\/?p=3942","title":{"rendered":"\u663e\u793a\u901a\u77e5"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u7ec4\u4ef6\u53ef\u4ee5\u53d1\u9001\u5f39\u51fa\u7684\u901a\u77e5\u4ee5\u63d0\u9192\u7528\u6237\u3001\u8bf7\u6c42\u7528\u6237\u786e\u8ba4\u3001\u63d0\u793a\u54cd\u5e94\u6216\u4ec5\u63d0\u4f9b\u4fe1\u606f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"alert-modals\">\u8b66\u62a5\u6a21\u6001<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f7f\u7528\u8b66\u62a5\u6a21\u5f0f\u6765\u505c\u6b62\u7528\u6237\uff0c\u5e76\u4f20\u8fbe\u5f71\u54cd\u5176\u7cfb\u7edf\u3001\u529f\u80fd\u6216\u9875\u9762\u7684\u7d27\u6025\u9519\u8bef\u3002\u8981\u5728 Lightning Experience \u4e2d\u663e\u793a\u8b66\u62a5\u6a21\u5f0f\uff0c\u8bf7\u4ece\u6a21\u5757\u5bfc\u5165\uff0c\u7136\u540e\u4f7f\u7528\u6240\u9700\u7684\u5c5e\u6027\u8fdb\u884c\u8c03\u7528\u3002<code>LightningAlert<\/code><code>lightning\/alert<\/code><code>LightningAlert.open()<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u8b66\u62a5\u6a21\u5f0f\u662f\u539f\u751f\u51fd\u6570\u7684\u66ff\u4ee3\u65b9\u6cd5\uff0cChrome \u548c Safari \u4e2d\u7684\u8de8\u57df iframe \u4e0d\u652f\u6301\u8be5\u51fd\u6570\u3002\u4e0e\u672c\u673a\u8b66\u62a5\u51fd\u6570\u4e0d\u540c\uff0c\u5b83\u4e0d\u4f1a\u505c\u6b62\u9875\u9762\u4e0a\u7684\u6267\u884c\uff0c\u800c\u662f\u8fd4\u56de Promise\u3002\u4f7f\u7528 \/ \u6216 \u7528\u4e8e\u8981\u5728\u6a21\u5f0f\u5173\u95ed\u540e\u6267\u884c\u7684\u4efb\u4f55\u4ee3\u7801\u3002<code>window.alert()<\/code><code>LightningAlert.open()<\/code><code>async<\/code><code>await<\/code><code>.then()<\/code><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"775\" height=\"388\" src=\"http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/dialog_alert_example.png\" alt=\"\" class=\"wp-image-3933\" srcset=\"http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/dialog_alert_example.png 775w, http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/dialog_alert_example-300x150.png 300w, http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/dialog_alert_example-768x384.png 768w\" sizes=\"(max-width: 775px) 100vw, 775px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u793a\u4f8b\u7ec4\u4ef6\u521b\u5efa\u4e00\u4e2a\u6309\u94ae\uff0c\u7528\u4e8e\u6253\u5f00\u5728\u5c4f\u5e55\u622a\u56fe\u4e2d\u770b\u5230\u7684\u8b66\u62a5\u6a21\u5f0f UI\u3002\u901a\u5e38\uff0c\u9519\u8bef\u6761\u4ef6\u4f1a\u89e6\u53d1\u8b66\u62a5\u6a21\u5f0f\u7684\u663e\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;!-- c\/myApp.html --&gt;\n&lt;template&gt;\n  &lt;lightning-button onclick={handleAlertClick} label=\"Open Alert Modal\"&gt; &lt;\/lightning-button&gt;\n&lt;\/template&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u6253\u5f00\u8b66\u62a5\u6a21\u5f0f\u7684\u7ec4\u4ef6\u7684 JavaScript \u6587\u4ef6\u4e2d\u5bfc\u5165\u3002\u521b\u5efa\u5e76\u8c03\u5ea6\u5177\u6709 \u3001 \u548c \u5c5e\u6027\u7684\u4e8b\u4ef6\u3002\u8be5\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a promise\uff0c\u5f53\u60a8\u5355\u51fb<strong>\u201c\u786e\u5b9a<\/strong>\u201d\u65f6\uff0c\u8be5 promise \u5c06\u89e3\u6790\u3002<code>LightningAlert<\/code><code>lightning\/alert<\/code><code>LightningAlert<\/code><code>message<\/code><code>theme<\/code><code>label<\/code><code>.open()<\/code><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ c\/myApp.js\nimport { LightningElement } from \"lwc\";\nimport LightningAlert from \"lightning\/alert\";\n\nexport default class MyApp extends LightningElement {\n  async handleAlertClick() {\n    await LightningAlert.open({\n      message: \"This is the alert message.\",\n      theme: \"error\", \/\/ a red theme intended for error states\n      label: \"Error!\", \/\/ this is the header text\n    });\n    \/\/ alert modal has been closed\n  }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6709\u5173\u8b66\u62a5\u6a21\u5f0f\u5c5e\u6027\u7684\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u7ec4\u4ef6\u53c2\u8003\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"confirm-modals\">\u786e\u8ba4\u6a21\u6001<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f7f\u7528\u786e\u8ba4\u6a21\u5f0f\u8981\u6c42\u7528\u6237\u5728\u7ee7\u7eed\u64cd\u4f5c\u4e4b\u524d\u505a\u51fa\u54cd\u5e94\u3002\u8981\u5728 Lightning Experience \u4e2d\u663e\u793a\u786e\u8ba4\u6a21\u5f0f\uff0c\u8bf7\u4ece\u6a21\u5757\u5bfc\u5165\uff0c\u7136\u540e\u4f7f\u7528\u6240\u9700\u7684\u5c5e\u6027\u8fdb\u884c\u8c03\u7528\u3002<code>LightningConfirm<\/code><code>lightning\/confirm<\/code><code>LightningConfirm.open()<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u786e\u8ba4\u6a21\u5f0f\u662f\u539f\u751f\u51fd\u6570\u7684\u66ff\u4ee3\u65b9\u6cd5\uff0cChrome \u548c Safari \u4e2d\u7684\u8de8\u57df iframe \u4e0d\u652f\u6301\u8be5\u51fd\u6570\u3002\u4e0e\u672c\u673a confirm \u51fd\u6570\u4e0d\u540c\uff0c\u5b83\u4e0d\u4f1a\u505c\u6b62\u9875\u9762\u4e0a\u7684\u6267\u884c\uff0c\u800c\u662f\u8fd4\u56de\u4e00\u4e2a Promise\u3002\u4f7f\u7528 \/ \u6216 \u7528\u4e8e\u8981\u5728\u6a21\u5f0f\u5173\u95ed\u540e\u6267\u884c\u7684\u4efb\u4f55\u4ee3\u7801\u3002<code>window.confirm()<\/code><code>LightningConfirm.open()<\/code><code>async<\/code><code>await<\/code><code>.then()<\/code><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"775\" height=\"388\" src=\"http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/dialog_confirm_example.png\" alt=\"\" class=\"wp-image-3934\" srcset=\"http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/dialog_confirm_example.png 775w, http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/dialog_confirm_example-300x150.png 300w, http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/dialog_confirm_example-768x384.png 768w\" sizes=\"(max-width: 775px) 100vw, 775px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u793a\u4f8b\u7ec4\u4ef6\u521b\u5efa\u4e00\u4e2a\u6309\u94ae\uff0c\u7528\u4e8e\u6253\u5f00\u60a8\u5728\u5c4f\u5e55\u622a\u56fe\u4e2d\u770b\u5230\u7684\u786e\u8ba4\u6a21\u5f0f UI\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;!-- c\/myApp.html --&gt;\n&lt;template&gt;\n  &lt;lightning-button onclick={handleConfirmClick} label=\"Open Confirm Modal\"&gt; &lt;\/lightning-button&gt;\n&lt;\/template&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u6253\u5f00\u786e\u8ba4\u6a21\u5f0f\u7684\u7ec4\u4ef6\u7684 JavaScript \u6587\u4ef6\u4e2d\u5bfc\u5165\u3002\u521b\u5efa\u5e76\u8c03\u5ea6\u5177\u6709 \u3001 \u548c \u5c5e\u6027\u7684\u4e8b\u4ef6\u3002\u8be5\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a promise\uff0c\u8be5 promise \u89e3\u6790\u4e3a\u5355\u51fb\u201c<strong>\u786e\u5b9a<\/strong>\u201d\u548c\u5355\u51fb<strong>\u201c\u53d6\u6d88<\/strong>\u201d\u65f6\u3002<code>LightningConfirm<\/code><code>lightning\/confirm<\/code><code>LightningConfirm<\/code><code>message<\/code><code>variant<\/code><code>label<\/code><code>.open()<\/code><code>true<\/code><code>false<\/code><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ c\/myApp.js\nimport { LightningElement } from \"lwc\";\nimport LightningConfirm from \"lightning\/confirm\";\n\nexport default class MyApp extends LightningElement {\n  async handleConfirmClick() {\n    const result = await LightningConfirm.open({\n      message: \"This is the confirmation message.\",\n      variant: \"headerless\",\n      label: \"This is the aria-label value\",\n      \/\/ label value isn't visible in the headerless variant\n    });\n    \/\/ confirm modal has been closed\n  }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6709\u5173\u786e\u8ba4\u6a21\u5f0f\u7684\u5c5e\u6027\u7684\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u7ec4\u4ef6\u53c2\u8003\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"prompt-modals\">\u63d0\u793a\u6a21\u6001<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f7f\u7528\u63d0\u793a\u6a21\u5f0f\u8981\u6c42\u7528\u6237\u5728\u7ee7\u7eed\u64cd\u4f5c\u4e4b\u524d\u63d0\u4f9b\u4fe1\u606f\u3002\u8981\u5728 Lightning Experience \u4e2d\u663e\u793a\u63d0\u793a\u6a21\u5f0f\uff0c\u8bf7\u4ece\u6a21\u5757\u5bfc\u5165\uff0c\u7136\u540e\u4f7f\u7528\u6240\u9700\u7684\u5c5e\u6027\u8fdb\u884c\u8c03\u7528\u3002<code>LightningPrompt<\/code><code>lightning\/prompt<\/code><code>LightningPrompt.open()<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u63d0\u793a\u6a21\u5f0f\u662f\u539f\u751f\u51fd\u6570\u7684\u66ff\u4ee3\u65b9\u6cd5\uff0cChrome \u548c Safari \u4e2d\u7684\u8de8\u57df iframe \u4e0d\u652f\u6301\u8be5\u51fd\u6570\u3002\u4e0e\u672c\u673a\u63d0\u793a\u51fd\u6570\u4e0d\u540c\uff0c\u5b83\u4e0d\u4f1a\u505c\u6b62\u9875\u9762\u4e0a\u7684\u6267\u884c\uff0c\u800c\u662f\u8fd4\u56de Promise\u3002\u4f7f\u7528 \/ \u6216 \u7528\u4e8e\u8981\u5728\u6a21\u5f0f\u5173\u95ed\u540e\u6267\u884c\u7684\u4efb\u4f55\u4ee3\u7801\u3002<code>window.prompt()<\/code><code>LightningPrompt.open()<\/code><code>async<\/code><code>await<\/code><code>.then()<\/code><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"775\" height=\"388\" src=\"http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/dialog_prompt_example.png\" alt=\"\" class=\"wp-image-3935\" srcset=\"http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/dialog_prompt_example.png 775w, http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/dialog_prompt_example-300x150.png 300w, http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/dialog_prompt_example-768x384.png 768w\" sizes=\"(max-width: 775px) 100vw, 775px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u793a\u4f8b\u7ec4\u4ef6\u521b\u5efa\u4e00\u4e2a\u6309\u94ae\uff0c\u7528\u4e8e\u6253\u5f00\u5728\u5c4f\u5e55\u622a\u56fe\u4e2d\u770b\u5230\u7684\u63d0\u793a\u6a21\u5f0f UI\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;!-- c\/myApp.html --&gt;\n&lt;template&gt;\n  &lt;lightning-button onclick={handlePromptClick} label=\"Open Prompt Modal\"&gt; &lt;\/lightning-button&gt;\n&lt;\/template&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u6253\u5f00\u63d0\u793a\u6a21\u5f0f\u7684\u7ec4\u4ef6\u7684 JavaScript \u6587\u4ef6\u4e2d\u5bfc\u5165\u3002\u521b\u5efa\u5e76\u8c03\u5ea6\u5177\u6709 \u3001 \u3001 \u548c \u5c5e\u6027\u7684\u4e8b\u4ef6\u3002\u5982\u679c\u7528\u6237\u8f93\u5165\u6587\u672c\u5e76\u5728\u63d0\u793a\u4e2d\u5355\u51fb\u201c<strong>\u786e\u5b9a<\/strong>\u201d\uff0c\u5219\u8be5\u51fd\u6570\u5c06\u8fd4\u56de\u89e3\u6790\u4e3a\u8f93\u5165\u503c\u7684 promise\u3002\u5982\u679c\u7528\u6237\u5355\u51fb<strong>\u201c\u53d6\u6d88<\/strong>\u201d\uff0c\u8be5\u51fd\u6570\u5c06\u8fd4\u56de\u89e3\u6790\u4e3a \u7684 promise\u3002<code>LightningPrompt<\/code><code>lightning\/prompt<\/code><code>LightningPrompt<\/code><code>message<\/code><code>theme<\/code><code>label<\/code><code>defaultValue<\/code><code>.open()<\/code><code>null<\/code><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import { LightningElement } from \"lwc\";\nimport LightningPrompt from \"lightning\/prompt\";\n\nexport default class MyApp extends LightningElement {\n  handlePromptClick() {\n    LightningPrompt.open({\n      message: \"This is the prompt message.\",\n      \/\/theme defaults to \"default\"\n      label: \"Please Respond!\", \/\/ this is the header text\n      defaultValue: \"Optional initial input value\",\n    }).then((result) =&gt; {\n      \/\/ prompt modal has been closed\n    });\n  }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6709\u5173\u63d0\u793a\u6a21\u5f0f\u5c5e\u6027\u7684\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u7ec4\u4ef6\u53c2\u8003\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"toast-notifications\">Toast \u901a\u77e5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ec4\u4ef6\u53ef\u4ee5\u53d1\u9001\u5f39\u51fa\u7684 Toast \u901a\u77e5\uff0c\u4ee5\u63d0\u9192\u7528\u6237\u6210\u529f\u3001\u9519\u8bef\u6216\u8b66\u544a\u3002\u795d\u9152\u8bcd\u4e5f\u53ef\u4ee5\u7b80\u5355\u5730\u63d0\u4f9b\u4fe1\u606f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8981\u5728 Experience Cloud \u7684 Lightning Experience \u6216 Aura \u7ad9\u70b9\u4e2d\u663e\u793a Toast \u901a\u77e5\uff0c\u8bf7\u4ece\u6a21\u5757\u5bfc\u5165\u3002<code>ShowToastEvent<\/code><code>lightning\/platformShowToastEvent<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>ShowToastEvent<\/code>\u5728 Aura \u7ad9\u70b9\u7684\u767b\u5f55\u9875\u9762\u4e0a\u4e0d\u53d7\u652f\u6301\u3002 \u5728 Experience Cloud \u7684 LWR \u7ad9\u70b9\u4e2d\u4e5f\u4e0d\u53d7\u652f\u6301\u3002\u8bf7\u6539\u7528&nbsp;<code>lightning\/toastContainer<\/code>&nbsp;\u6a21\u5757 \uff08Beta\uff09\u3002<code>ShowToastEvent<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">lwc-recipes&nbsp;\u5b58\u50a8\u5e93\u6709\u4e00\u4e2a\u7ec4\u4ef6\uff0c\u53ef\u7528\u4e8e\u81ea\u5b9a\u4e49\u548c\u53d1\u9001 Toast\uff0c\u4ee5\u4fbf\u60a8\u53ef\u4ee5\u5c1d\u8bd5\u53d8\u4f53\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"862\" height=\"606\" src=\"http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/toast.png\" alt=\"\" class=\"wp-image-3936\" srcset=\"http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/toast.png 862w, http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/toast-300x211.png 300w, http:\/\/www.ponybai.com\/wp-content\/uploads\/2023\/12\/toast-768x540.png 768w\" sizes=\"(max-width: 862px) 100vw, 862px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">HTML \u6a21\u677f\u751f\u6210\u5728\u5c4f\u5e55\u622a\u56fe\u4e2d\u770b\u5230\u7684 UI\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;!-- miscToastNotification.html --&gt;\n&lt;template&gt;\n  &lt;lightning-card title=\"miscToastNotification\" icon-name=\"custom:custom19\"&gt;\n    &lt;div class=\"slds-m-around_medium\"&gt;\n      &lt;lightning-input label=\"Title\" value={_title} onchange={titleChange}&gt;&lt;\/lightning-input&gt;\n      &lt;lightning-input\n        label=\"Message\"\n        value={message}\n        onchange={messageChange}&gt;\n      &lt;\/lightning-input&gt;\n      &lt;lightning-combobox\n        label=\"Variant\"\n        value={variant}\n        onchange={variantChange}\n        options={variantOptions}&gt;\n      &lt;\/lightning-combobox&gt;\n      &lt;p class=\"slds-m-vertical_small\"&gt;\n        &lt;lightning-button label=\"Show Notification\" onclick={showNotification}&gt;&lt;\/lightning-button&gt;\n      &lt;\/p&gt;\n    &lt;\/div&gt;\n  &lt;\/lightning-card&gt;\n&lt;\/template&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ea\u9700\u4ece .\u521b\u5efa\u548c\u8c03\u5ea6\u5177\u6709 \u3001 \u3001 \u548c \u5c5e\u6027\u7684\u4e8b\u4ef6\u3002\u6b64\u793a\u4f8b\u4f7f\u7528 \u7684\u9ed8\u8ba4\u503c \uff0c\u56e0\u6b64\u4e0d\u5305\u62ec\u5728\u5185\u3002<code>ShowToastEvent<\/code><code>lightning\/platformShowToastEvent<\/code><code>ShowToastEvent<\/code><code>title<\/code><code>message<\/code><code>variant<\/code><code>mode<\/code><code>mode<\/code><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ miscToastNotification.js\nimport { LightningElement } from \"lwc\";\nimport { ShowToastEvent } from \"lightning\/platformShowToastEvent\";\n\nexport default class MiscToastNotification extends LightningElement {\n  _title = 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