输入框加最大输入长度限制

src/components/FormDesigner.tsx

@@ -1117,23 +1117,25 @@ export default function FormDesigner() {
                             size="small"
                           />
                         </div>
-                        {field.type === 'input' && (
+                        {(field.type === 'input' || field.type === 'textarea' || field.type === 'password') && (
                           <>
-                            <div>
-                              <label className="text-xs text-gray-600 mb-1 block">类型</label>
-                              <Select
-                                value={field.inputType || 'text'}
-                                onChange={(value) => updateField(field.id, { inputType: value })}
-                                size="small"
-                                className="w-full"
-                              >
-                                <Select.Option value="text">文本</Select.Option>
-                                <Select.Option value="password">密码</Select.Option>
-                                <Select.Option value="number">数字</Select.Option>
-                                <Select.Option value="email">邮箱</Select.Option>
-                                <Select.Option value="url">URL</Select.Option>
-                              </Select>
-                            </div>
+                            {field.type === 'input' && (
+                              <div>
+                                <label className="text-xs text-gray-600 mb-1 block">类型</label>
+                                <Select
+                                  value={field.inputType || 'text'}
+                                  onChange={(value) => updateField(field.id, { inputType: value })}
+                                  size="small"
+                                  className="w-full"
+                                >
+                                  <Select.Option value="text">文本</Select.Option>
+                                  <Select.Option value="password">密码</Select.Option>
+                                  <Select.Option value="number">数字</Select.Option>
+                                  <Select.Option value="email">邮箱</Select.Option>
+                                  <Select.Option value="url">URL</Select.Option>
+                                </Select>
+                              </div>
+                            )}
                             <div>
                               <label className="text-xs text-gray-600 mb-1 block">最大输入长度</label>
                               <InputNumber
@@ -1145,24 +1147,24 @@ export default function FormDesigner() {
                               />
                             </div>
                             <div>
-                              <label className="text-xs text-gray-600 mb-1 block">输入框占位文本</label>
+                              <label className="text-xs text-gray-600 mb-1 block">占位文本</label>
                               <Input
                                 value={typeof field.placeholder === 'string' ? field.placeholder : ''}
                                 onChange={(e) => updateField(field.id, { placeholder: e.target.value })}
-                    size="small"
-                  />
-                </div>
-                <div className="flex items-center justify-between">
+                                size="small"
+                              />
+                            </div>
+                            <div className="flex items-center justify-between">
                               <label className="text-xs text-gray-600">是否显示清除按钮</label>
-                  <Switch
+                              <Switch
                                 checked={field.showClear}
                                 onChange={(checked) => updateField(field.id, { showClear: checked })}
-                    size="small"
-                  />
-                </div>
+                                size="small"
+                              />
+                            </div>
                           </>
                         )}
-                        {field.type !== 'input' && (
+                        {!(field.type === 'input' || field.type === 'textarea' || field.type === 'password') && (
                           <div>
                             <label className="text-xs text-gray-600 mb-1 block">占位符</label>
                             <Input