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100 lines
30 KiB
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aria-label="前端组件"><!--[--><!--[--><!--]--><!--]-->前端组件<!--[--><!--[--><!--]--><!--]--></a></div><div class="vp-navbar-item"><a class="route-link route-link-active auto-link" href="front_dev/" aria-label="前端二开"><!--[--><!--[--><!--]--><!--]-->前端二开<!--[--><!--[--><!--]--><!--]--></a></div><!--]--></nav><!--[--><!--]--><button type="button" class="vp-toggle-color-mode-button" title="toggle color mode"><svg class="light-icon" viewbox="0 0 32 32" style=""><path d="M16 12.005a4 4 0 1 1-4 4a4.005 4.005 0 0 1 4-4m0-2a6 6 0 1 0 6 6a6 6 0 0 0-6-6z" fill="currentColor"></path><path d="M5.394 6.813l1.414-1.415l3.506 3.506L8.9 10.318z" fill="currentColor"></path><path d="M2 15.005h5v2H2z" fill="currentColor"></path><path d="M5.394 25.197L8.9 21.691l1.414 1.415l-3.506 3.505z" fill="currentColor"></path><path d="M15 25.005h2v5h-2z" fill="currentColor"></path><path d="M21.687 23.106l1.414-1.415l3.506 3.506l-1.414 1.414z" fill="currentColor"></path><path d="M25 15.005h5v2h-5z" 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class="route-link auto-link" href="tutorial/" aria-label="快速上手"><!--[--><!--[--><!--]--><!--]-->快速上手<!--[--><!--[--><!--]--><!--]--></a></div><div class="vp-navbar-item"><a class="route-link auto-link" href="front_components/" aria-label="前端组件"><!--[--><!--[--><!--]--><!--]-->前端组件<!--[--><!--[--><!--]--><!--]--></a></div><div class="vp-navbar-item"><a class="route-link route-link-active auto-link" href="front_dev/" aria-label="前端二开"><!--[--><!--[--><!--]--><!--]-->前端二开<!--[--><!--[--><!--]--><!--]--></a></div><!--]--></nav><!--[--><!--]--><ul class="vp-sidebar-items"><!--[--><li><a class="route-link route-link-active auto-link vp-sidebar-item vp-sidebar-heading" href="front_dev/" aria-label="二开前准备"><!--[--><!--[--><!--]--><!--]-->二开前准备<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item vp-sidebar-heading" href="front_dev/mobile_app.html" aria-label="对接移动办公"><!--[--><!--[--><!--]--><!--]-->对接移动办公<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><p tabindex="0" class="vp-sidebar-item vp-sidebar-heading active">表单介绍 <!----></p><ul style="" class="vp-sidebar-children"><!--[--><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/form_logic.html" aria-label="表单封装逻辑"><!--[--><!--[--><!--]--><!--]-->表单封装逻辑<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/pass_value.html" aria-label="传值和formModel"><!--[--><!--[--><!--]--><!--]-->传值和formModel<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/components.html" aria-label="组件的封装"><!--[--><!--[--><!--]--><!--]-->组件的封装<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link route-link-active auto-link vp-sidebar-item active" href="front_dev/show_and_hide.html" aria-label="显示隐藏控制"><!--[--><!--[--><!--]--><!--]-->显示隐藏控制<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/field_events.html" aria-label="字段事件"><!--[--><!--[--><!--]--><!--]-->字段事件<!--[--><!--[--><!--]--><!--]--></a><!----></li><!--]--></ul></li><li><p tabindex="0" class="vp-sidebar-item vp-sidebar-heading">基础二开 <!----></p><ul style="" class="vp-sidebar-children"><!--[--><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/base/computed.html" aria-label="值计算"><!--[--><!--[--><!--]--><!--]-->值计算<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/base/change_value.html" aria-label="修改组件值"><!--[--><!--[--><!--]--><!--]-->修改组件值<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/base/validation.html" aria-label="自定义校验"><!--[--><!--[--><!--]--><!--]-->自定义校验<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/base/ajax.html" aria-label="使用远程数据源"><!--[--><!--[--><!--]--><!--]-->使用远程数据源<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/base/teleport.html" aria-label="为工具栏添加按钮"><!--[--><!--[--><!--]--><!--]-->为工具栏添加按钮<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/base/add_field.html" aria-label="为表单添加新字段"><!--[--><!--[--><!--]--><!--]-->为表单添加新字段<!--[--><!--[--><!--]--><!--]--></a><!----></li><!--]--></ul></li><li><p tabindex="0" class="vp-sidebar-item vp-sidebar-heading">高级二开 <!----></p><ul style="" class="vp-sidebar-children"><!--[--><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/adv/custom_field.html" aria-label="自定义字段"><!--[--><!--[--><!--]--><!--]-->自定义字段<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/adv/custom_page.html" aria-label="自定义页面"><!--[--><!--[--><!--]--><!--]-->自定义页面<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/adv/dialog.html" aria-label="弹窗"><!--[--><!--[--><!--]--><!--]-->弹窗<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/adv/form.html" aria-label="表单"><!--[--><!--[--><!--]--><!--]-->表单<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="front_dev/adv/table.html" aria-label="表格"><!--[--><!--[--><!--]--><!--]-->表格<!--[--><!--[--><!--]--><!--]--></a><!----></li><!--]--></ul></li><!--]--></ul><!--[--><!--]--></aside><!--]--><!--[--><main class="vp-page"><!--[--><!--]--><div vp-content><!--[--><!--]--><div><h1 id="pc端设计" tabindex="-1"><a class="header-anchor" href="#pc端设计"><span>PC端设计</span></a></h1><h2 id="默认情况下的显示-隐藏设计" tabindex="-1"><a class="header-anchor" href="#默认情况下的显示-隐藏设计"><span>默认情况下的显示/隐藏设计</span></a></h2><p>以默认的组件封装为例，我们可以看到3个控制显隐的部分</p><div class="language-vue line-numbers-mode" data-highlighter="prismjs" data-ext="vue"><pre><code><span class="line"><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>template</span><span class="token punctuation">></span></span></span>
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<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>Col</span> <span class="token attr-name">v-if</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>getIfShow(schema, formModel[schema.field])<span class="token punctuation">"</span></span> <span class="token attr-name">v-show</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>getIsShow(schema, formModel[schema.field])<span class="token punctuation">"</span></span> <span class="token attr-name">:span</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>getColWidth(schema)<span class="token punctuation">"</span></span><span class="token punctuation">></span></span></span>
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<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>template</span> <span class="token attr-name">v-if</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>showComponent(schema) && schema.type !== 'slot'<span class="token punctuation">"</span></span><span class="token punctuation">></span></span></span>
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<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"><</span>SimpleFormItem</span> <span class="token attr-name"><span class="token namespace">v-model:</span>value</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>formModel[schema.field]<span class="token punctuation">"</span></span> <span class="token attr-name">:form-api</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>formApi<span class="token punctuation">"</span></span> <span class="token attr-name">:isWorkFlow</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>isWorkFlow<span class="token punctuation">"</span></span> <span class="token attr-name">:refreshFieldObj</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>refreshFieldObj<span class="token punctuation">"</span></span> <span class="token attr-name">:schema</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>schema<span class="token punctuation">"</span></span> <span class="token punctuation">/></span></span></span>
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<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>template</span><span class="token punctuation">></span></span></span>
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<span class="line"> <span class="token tag"><span class="token tag"><span class="token punctuation"></</span>Col</span><span class="token punctuation">></span></span></span>
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<span class="line"><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>template</span><span class="token punctuation">></span></span></span>
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<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>showComponent是某些特殊组件的显隐控制，和组件类型有关，目前只有2个用到该值，一个是隐藏字段，一个是在非流程中隐藏审批意见字段。</p><p>而getIfShow和getIsShow的逻辑完全相同，都是判断ifShow和isShow（读的是show）的值，这两个值可以是bool也可以是函数，区别是：</p><ul><li>isShow是直接控制表单字段显隐的属性，无需流程绑定，可以在表单编辑器配置，也可以在config.ts里修改</li><li>ifShow是用于框架内部逻辑，是的，全开的内置页面（包括系统设置、权限管理等）也使用同样的封装逻辑，假如内置页面需要某些字段在特定时候才能修改，就会使用ifShow字段</li></ul><p>对于流程绑定的显隐是show字段，这个字段由useWorkflowForm将流程节点配置的view参数转化得到，这里你也可以看到，流程通过dynamicDisabled字段控制只读编辑：</p><div class="language-javascript line-numbers-mode" data-highlighter="prismjs" data-ext="js"><pre><code><span class="line"><span class="token keyword">function</span> <span class="token function">getSchemePermissionItem</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
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<span class="line"> <span class="token keyword">if</span> <span class="token punctuation">(</span>permissionConfig<span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
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<span class="line"> <span class="token comment">//查看</span></span>
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<span class="line"> schema<span class="token punctuation">.</span>show <span class="token operator">=</span> permissionConfig<span class="token punctuation">.</span>view<span class="token punctuation">;</span></span>
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<span class="line"> <span class="token comment">// 无用代码省略</span></span>
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<span class="line"> <span class="token keyword">if</span> <span class="token punctuation">(</span>isViewProcess<span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
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<span class="line"> schema<span class="token punctuation">.</span>dynamicDisabled <span class="token operator">=</span> <span class="token boolean">true</span><span class="token punctuation">;</span></span>
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<span class="line"> <span class="token punctuation">}</span></span>
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<span class="line"> <span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token punctuation">{</span></span>
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<span class="line"> schema<span class="token punctuation">.</span>show <span class="token operator">=</span> <span class="token boolean">false</span><span class="token punctuation">;</span></span>
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<span class="line"> schema<span class="token punctuation">.</span>dynamicDisabled <span class="token operator">=</span> <span class="token boolean">true</span><span class="token punctuation">;</span></span>
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<span class="line"> <span class="token punctuation">}</span></span>
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<span class="line"><span class="token punctuation">}</span></span>
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<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>在SimpleFormItem里会读取这个show参数：</p><div class="language-javascript line-numbers-mode" data-highlighter="prismjs" data-ext="js"><pre><code><span class="line"><span class="token keyword">function</span> <span class="token function">getShow</span><span class="token punctuation">(</span><span class="token parameter"><span class="token literal-property property">schema</span><span class="token operator">:</span> FormSchema</span><span class="token punctuation">)</span><span class="token operator">:</span> boolean <span class="token punctuation">{</span></span>
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<span class="line"> <span class="token keyword">const</span> <span class="token punctuation">{</span> show <span class="token punctuation">}</span> <span class="token operator">=</span> schema<span class="token punctuation">;</span></span>
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<span class="line"> <span class="token keyword">let</span> isIfShow <span class="token operator">=</span> <span class="token boolean">true</span><span class="token punctuation">;</span></span>
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<span class="line"></span>
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<span class="line"> <span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token function">isBoolean</span><span class="token punctuation">(</span>show<span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
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<span class="line"> isIfShow <span class="token operator">=</span> show<span class="token punctuation">;</span></span>
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<span class="line"> <span class="token punctuation">}</span></span>
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<span class="line"> <span class="token keyword">return</span> isIfShow<span class="token punctuation">;</span></span>
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<span class="line"><span class="token punctuation">}</span></span>
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<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>注意show的优先级大于isShow，这点从代码可以看出来，getIsShow函数中，如果show有值会覆盖掉isShow的值。</p><h2 id="二开控制显隐" tabindex="-1"><a class="header-anchor" href="#二开控制显隐"><span>二开控制显隐</span></a></h2><p>对于拆分后的代码，所有字段都是Col和SimpleFormItem，因此直接使用v-show控制显隐即可。对于非拆分的字段，可以复写配置的ifShow，注意以配置文件复写的ifShow在外层，和key同级：</p><div class="language-javascript line-numbers-mode" data-highlighter="prismjs" data-ext="js"><pre><code><span class="line"><span class="token comment">// 无关属性省略</span></span>
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<span class="line"><span class="token keyword">const</span> field <span class="token operator">=</span> <span class="token punctuation">{</span></span>
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<span class="line"> <span class="token literal-property property">key</span><span class="token operator">:</span> <span class="token string">'044e8bc1f9c345e0afa024ed7f21fe50'</span><span class="token punctuation">,</span></span>
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<span class="line"> <span class="token literal-property property">field</span><span class="token operator">:</span> <span class="token string">'duoXingWenBen3343'</span><span class="token punctuation">,</span></span>
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<span class="line"> <span class="token literal-property property">label</span><span class="token operator">:</span> <span class="token string">'多行文本'</span><span class="token punctuation">,</span></span>
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<span class="line"> <span class="token literal-property property">type</span><span class="token operator">:</span> <span class="token string">'textarea'</span><span class="token punctuation">,</span></span>
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<span class="line"> <span class="token comment">// 四个参数分别为当前字段值、整个页面的model、当前字段配置、当前字段名</span></span>
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||
<span class="line"> <span class="token function-variable function">ifShow</span><span class="token operator">:</span> <span class="token keyword">function</span> <span class="token punctuation">(</span><span class="token parameter"><span class="token punctuation">{</span>values<span class="token punctuation">,</span> model<span class="token punctuation">,</span> schema<span class="token punctuation">,</span> field<span class="token punctuation">}</span></span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
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<span class="line"> <span class="token keyword">return</span> model<span class="token punctuation">.</span>danXingWenBen23227<span class="token operator">?.</span>length <span class="token operator">></span> <span class="token number">10</span><span class="token punctuation">;</span></span>
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<span class="line"> <span class="token punctuation">}</span></span>
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<span class="line"><span class="token punctuation">}</span></span>
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<span class="line"></span>
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<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>如果被控制的组件位于tab、grid等嵌套组件内，我们建议直接拆分后二开，对于非拆分二开，这里提供个思路：</p><div class="language-javascript line-numbers-mode" data-highlighter="prismjs" data-ext="js"><pre><code><span class="line"><span class="token keyword">function</span> <span class="token function">getIsShow</span><span class="token punctuation">(</span><span class="token parameter"><span class="token literal-property property">schema</span><span class="token operator">:</span> FormSchema</span><span class="token punctuation">)</span><span class="token operator">:</span> boolean <span class="token punctuation">{</span></span>
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<span class="line"> <span class="token keyword">const</span> <span class="token punctuation">{</span> componentProps<span class="token punctuation">,</span> show <span class="token punctuation">}</span> <span class="token operator">=</span> schema <span class="token keyword">as</span> any<span class="token punctuation">;</span></span>
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<span class="line"> <span class="token keyword">let</span> isShow <span class="token operator">=</span> <span class="token boolean">true</span><span class="token punctuation">;</span></span>
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<span class="line"> <span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token function">isBoolean</span><span class="token punctuation">(</span>componentProps<span class="token operator">?.</span>isShow<span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
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<span class="line"> isShow <span class="token operator">=</span> componentProps<span class="token punctuation">.</span>isShow<span class="token punctuation">;</span></span>
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<span class="line"> <span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token keyword">typeof</span> componentProps<span class="token operator">?.</span>isShow <span class="token operator">===</span> <span class="token string">'function'</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
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<span class="line"> <span class="token comment">// 支持isShow的函数格式，这里的formModel为响应式，可以拿到表单的动态值</span></span>
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<span class="line"> isShow <span class="token operator">=</span> componentProps<span class="token punctuation">.</span><span class="token function">isShow</span><span class="token punctuation">(</span>formModel<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
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<span class="line"> <span class="token punctuation">}</span></span>
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<span class="line"> <span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token function">isBoolean</span><span class="token punctuation">(</span>show<span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
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<span class="line"> <span class="token comment">// 要求show和isShow同时为真才显示</span></span>
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||
<span class="line"> isShow <span class="token operator">=</span> show <span class="token operator">&&</span> isShow<span class="token punctuation">;</span></span>
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||
<span class="line"> <span class="token punctuation">}</span></span>
|
||
<span class="line"> <span class="token keyword">return</span> isShow<span class="token punctuation">;</span></span>
|
||
<span class="line"><span class="token punctuation">}</span></span>
|
||
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>这样就可以将isShow改为函数，动态计算显隐状态。</p><h1 id="移动端设计" tabindex="-1"><a class="header-anchor" href="#移动端设计"><span>移动端设计</span></a></h1><p>移动端组件显隐逻辑基本与PC端一致，不再赘述。</p></div><!--[--><!--]--></div><footer class="vp-page-meta"><!----><div class="vp-meta-item git-info"><div class="vp-meta-item last-updated"><span class="meta-item-label">Last Updated:: </span><time class="meta-item-info" datetime="2025-05-16T10:02:01.000Z" data-allow-mismatch>5/16/25, 6:02 PM</time></div><div class="vp-meta-item contributors"><span class="meta-item-label">Contributors: </span><span class="meta-item-info"><!--[--><!--[--><span class="contributor" title="email: gaoyunqi@gdyd.com">gaoyunqi</span><!--[-->, <!--]--><!--]--><!--[--><span class="contributor" title="email: 1140589958@qq.com">DESKTOP-45LLIKH\11405</span><!----><!--]--><!--]--></span></div></div></footer><nav class="vp-page-nav" aria-label="page navigation"><a class="route-link auto-link prev" href="front_dev/components.html" aria-label="组件的封装"><!--[--><div class="hint"><span class="arrow left"></span> Prev</div><div class="link"><span class="external-link">组件的封装</span></div><!--]--></a><a class="route-link auto-link next" href="front_dev/field_events.html" aria-label="字段事件"><!--[--><div class="hint">Next <span class="arrow right"></span></div><div class="link"><span class="external-link">字段事件</span></div><!--]--></a></nav><!--[--><!--]--></main><!--]--></div><!--[--><!----><!--]--><!--]--></div>
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