Merge branch 'master' of https://bdgit.educoder.net/plebkff6w/text4

2 years ago · 8a8cfe9b1d
parent 4fccc84716 5494469c66
commit 8a8cfe9b1d
3 changed files with 166 additions and 27 deletions
--- a/README.md
+++ b/README.md
@ -299,10 +299,9 @@ a: No such file or directory
 数据处理模块包括读取数据（read_data）、保存数据（save_data）、打印数据（print_data）、查询数据（query_data）、添加数据（add_data）、更新数据（update_data）、删除数据（delete_data）、数据排序（sort_data）和生成图表（make_chart）等子模块。其中查询、添加、更新和删除数据还会用到根据编号查询数据的方法（find）。
 上述各模块通过主程序（main）进行调用，系统模块图如下。
 ![](pictures/xitongmoban.drawio.svg)
 ![](pictures/xitongmoban.drawio.svg)
 ## 详细设计
 各模块的主要功能如下：
@ -343,6 +342,18 @@ Step 2.12: if c == CMD_QUIT then 退出
 ![](pictures/main_chart.drawio.svg)
 #### read_data
 Step 1: 输入文件名
 Step 2: 打开文件
 Step 3: if 文件为空 then 结束
 Step 4: else 读取文件
 Step 5: 提示读取并记录
 ![](pictures/read.drawio.svg)
 #### save_data
 Step 1: 输入文件名
@ -369,14 +380,13 @@ Step 1: 输出学号、姓名、成绩
 ![](pictures/print.drawio.svg)
 #### read_data
 #### delete_data
-Step 1: 输入文件名
+Step 1: 输入学号
-Step 2: 打开文件
+Step 2: if 不存在 then 提示学生不存在并结束
-Step 3: if 文件为空 then 结束
+Step 3: else 删除学生信息
-Step 4: else 读取文件
+Step 4: 提示删除成功
-Step 5: 提示读取并记录
+![](pictures/delete.drawio.svg)
 ![](pictures/read.drawio.svg)
 #### make_chart
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+                    <div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 148px; height: 1px; padding-top: 575px; margin-left: 1px;">
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@ -63,20 +59,16 @@
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+                <text x="75" y="579" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
                    关闭文件
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+                    <div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 138px; height: 1px; padding-top: 555px; margin-left: 201px;">
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@ -86,12 +78,12 @@
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                    </div>
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+                <text x="270" y="559" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">
                    提示打开文件失败
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-        <ellipse cx="75" cy="665" rx="75" ry="35" fill="#ffffff" stroke="#000000" pointer-events="all"/>
+        <ellipse cx="75" cy="715" rx="75" ry="35" fill="#ffffff" stroke="#000000" pointer-events="all"/>
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@ -113,8 +105,6 @@
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@ -151,6 +141,16 @@
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    <switch>
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