From 56e67470a483e411af29af8662f331bfdde352fd Mon Sep 17 00:00:00 2001
From: conglinyizhi <cslbyivi@outlook.com>
Date: Sun, 6 Oct 2024 21:08:10 +0800
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20feat(App.vue):=20=E6=B7=BB=E5=8A=A0?=
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---
 src/App.vue | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/App.vue b/src/App.vue
index 7cf7f54..d93ff1a 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -1,8 +1,13 @@
 <template>
   <div>
-    从 M{{ selectIndex }}.0 开始，占用 {{ selectIndexWidth + 1 }} 个 Byte ( {{ selectIndexWidth + 1 }} * 8 = {{
-      (selectIndexWidth
-        + 1) * 8 }} 个 M 点) ，最大可以表示无符号数字 {{ getMaxNumber() }}
+    <div v-if="selectTrue">
+      从 M{{ selectIndex }}.0 开始，占用 {{ selectIndexWidth + 1 }} 个 Byte ( {{ selectIndexWidth + 1 }} * 8 = {{
+        (selectIndexWidth
+          + 1) * 8 }} 个 M 点) ，最大可以表示无符号数字 {{ getMaxNumber() }}
+    </div>
+    <div v-else>
+      这种情况下不允许定义，因为会导致 PLC 存储空间不足而无法存储数据
+    </div>
     <button @click="selectIndexWidth = 0">
       <span v-show="selectIndexWidth == 0">激活=></span>MB</button>
     <button @click="selectIndexWidth = 1">
@@ -27,6 +32,7 @@ const selectIndexWidth = ref(0)
 
 const min = computed(() => selectIndex.value)
 const max = computed(() => selectIndexWidth.value + selectIndex.value)
+const selectTrue = computed(() => Math.max(max.value, 30) !== max.value)
 
 function getClassName(i) {
   if (Math.max(max.value, 30) === max.value && Math.min(i, min.value) === min.value) return 'warn'