From e413ceb875d4c89ee329973dd9b5e12f7eebc891 Mon Sep 17 00:00:00 2001
From: qq_24380731 <qq_24380731@devide>
Date: Tue, 20 Feb 2024 10:58:00 +0800
Subject: [PATCH] Tue Feb 20 10:58:00 CST 2024 inscode

---
 package.json             |   3 +-
 src/main.js              |   7 +-
 src/page/css/box/BFC.vue | 157 +++++++++++++++++++++++++++++++++++++++
 src/router/index.js      |  13 ++++
 4 files changed, 176 insertions(+), 4 deletions(-)
 create mode 100644 src/page/css/box/BFC.vue
 create mode 100644 src/router/index.js

diff --git a/package.json b/package.json
index ee9648b..45f7a82 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,8 @@
   },
   "dependencies": {
     "guess": "^1.0.2",
-    "vue": "^3.2.37"
+    "vue": "^3.2.37",
+    "vue-router": "^4.2.5"
   },
   "devDependencies": {
     "@vitejs/plugin-vue": "^3.0.1",
diff --git a/src/main.js b/src/main.js
index 90e6400..a127c5d 100644
--- a/src/main.js
+++ b/src/main.js
@@ -1,6 +1,7 @@
 import { createApp } from 'vue'
 import App from './App.vue'
-
+import router from './router'
 import './assets/main.css'
-
-createApp(App).mount('#app')
+const app = createApp(App)
+app.use(router)
+app.mount('#app')
diff --git a/src/page/css/box/BFC.vue b/src/page/css/box/BFC.vue
new file mode 100644
index 0000000..e549a86
--- /dev/null
+++ b/src/page/css/box/BFC.vue
@@ -0,0 +1,157 @@
+<!-- 理解BFC -->
+<template>
+  <div class="bfc-wrap full-page fui-transitions">
+    <f-close :close-type="'header'"></f-close>
+    <!-- 规则1: BFC内部元素一次排列，内部相邻元素margin会重叠，子元素与包含它的元素左边界相接 -->
+    <section class="bfc-rules-wrap">
+      <h3>1. 内部的元素会在垂直方向上一个接一个放置</h3>
+      <article class="bfc-rules-1">
+        <div class="inner-1 item">1</div>
+        <div class="inner-2 item">2</div>
+        <div class="inner-3-bfc">
+          <div class="inner-3 item">3:父元素overflow:hidden创建BFC</div>
+        </div>
+      </article>
+    </section>
+    <!-- BFC子元素不会超出包含他的元素，positon为absolute的子元素可以
+        问题：对inner-1设置position:absolute，并没有超出父元素的边界?
+     -->
+    <section class="bfc-rules-wrap">
+      <h3>2. 内部的元素不会超出BFC </h3>
+      <article class="bfc-rules-2">
+        <div class="inner-1 item">1. float + absolute</div>
+        <div class="inner-2 item">2. float</div>
+        <div class="inner-3 item">3. float</div>
+      </article>
+    </section>
+
+    <!-- BFC元素不会与float元素重叠 -->
+    <section class="bfc-rules-wrap">
+      <h3>3.1 BFC元素不会与float元素重叠</h3>
+      <article class="bfc-rules-3">
+        <div class="inner-float">float:left</div>
+        <div class="inner-bfc">创建BFCdisplay: table-caption;</div>
+      </article>
+
+      <h3>3.2 非BFC元素的情况</h3>
+      <article class="bfc-rules-3">
+        <div class="inner-float">float:left</div>
+        <div class="inner-bfc-no">非BFC</div>
+      </article>
+    </section>
+
+    <section class="bfc-rules">
+      <h3>计算高度时，浮动子元素也参与计算</h3>
+      <article class="bfc-rules-4">
+        <div class="float"></div>
+      </article>
+    </section>
+  </div>
+</template>
+
+<script lang="ts">
+export default {
+
+}
+</script>
+<style lang='scss' scoped>
+.bfc-wrap{
+  .bfc-rules-1{
+    width: 400px;
+    background-color: #e2e2e2;
+     /* display 创建BFC的属性：
+      inline-block
+      table-cell、table-caption（table也能设置成BFC因为table会默认生成一个匿名的table-cell）
+      flex、inline-flex
+      grid、inline-grid
+    */
+    display: inline-block;
+    .item{
+      width: 100px;
+      height: 100px;
+      margin: 10px 0; // BFC元素内部的元素 margin会重叠
+    }
+    .inner-1{background-color: rgb(133, 54, 54)}
+    .inner-2{background-color: rgb(187, 148, 148)}
+    .inner-3{background-color: rgb(82, 168, 33)}
+    .inner-3-bfc{
+      /*overflow不为visible,就能创建BFC*/
+      overflow: hidden;
+    }
+  }
+
+
+  .bfc-rules-2{
+    width: 400px;
+    background-color: #e2e2e2;
+    margin-left: 30px;
+    // display: table;
+    /*
+      column-count: 不为auto;
+      column-width: 不为auto
+      colunm-span: all
+    */
+    // column-count: 1;
+    display: inline-block;
+     .item{
+      width: 100px;
+      height: 100px;
+      margin: 10px 0;
+    }
+    .inner-1{
+      background-color: rgb(204, 202, 228);
+      float: left;
+       position: absolute;
+      }
+    .inner-2{
+      background-color: rgb(187, 148, 148);
+      width: 120px;
+      float: left;
+      }
+    .inner-3{
+      background-color: rgb(82, 168, 33);
+      float: left;
+    }
+  }
+
+  .bfc-rules-3{
+    width: 400px;
+    background-color: #e2e2e2;
+    .inner-float{
+      width: 100px;
+      height: 100px;
+      background-color: rgb(187, 148, 148);
+      float:left;
+    }
+    .inner-bfc{
+      background-color: rgb(204, 202, 228);
+      width: 200px;
+      height: 120px;
+      display: table-caption;
+    }
+    .inner-bfc-no{
+      background-color: rgb(204, 202, 228);
+      width: 200px;
+      height: 120px;
+    }
+  }
+
+
+
+  .bfc-rules-4{
+    display: inline-block;
+    // overflow: hidden;
+    // position: absolute;
+    // display: table-caption;
+    // column-count: 1;
+    // column-span: all;
+    // column-width: 200px;
+    .float{
+      width: 100px;
+      height: 100px;
+      float: left;
+      background-color: #333;
+    }
+  }
+}
+</style>
diff --git a/src/router/index.js b/src/router/index.js
new file mode 100644
index 0000000..e9feb52
--- /dev/null
+++ b/src/router/index.js
@@ -0,0 +1,13 @@
+import { createRouter } from 'vue-router'。
+const routes = [
+    {
+      path: '/css',
+      children: [{
+        path: '/css/box/bfc',
+        component: () => import('../page/css/box/BFC.vue')
+      }]
+    }]
+const router = createRouter({
+  routes, // `routes: routes` 的缩写
+})
+export default router
\ No newline at end of file
-- 
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