WPF) 2. 성적계산기 (초보자를 위한 C# 200제, p421)

 

Group Box를 통해 성적입력 과 결과 박스 생성.

 

총점과 평균에 쓰기 불가 목적.

 

텍스트 가운데 정렬

 

 

코드 (MainWindow.xmal.cs)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace WpfApp6
{
    /// <summary>
    /// MainWindow.xaml에 대한 상호 작용 논리
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
       
        }
  
   
        private void cal_bt(object sender, RoutedEventArgs e)
        {
            //string -> int
            // total
            // korean, english, math, total_bx, avg_bx 모두 text box 이름.
           int total = Convert.ToInt32(korean.Text)+ Convert.ToInt32(english.Text)+ Convert.ToInt32(math.Text);
           
           int -> string
            string total2 = Convert.ToString(total);
            total_bx.Text = total2;

            //avegrage
            int average = total / 3;
            string average2 = Convert.ToString(average);
            avg_bx.Text = average2;

        }
    }
}

 

 

소스(MainWindow.xmal 소스)

<Window x:Class="WpfApp6.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:WpfApp6"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="800">

    <Grid>
        <GroupBox Header="성적입력" HorizontalAlignment="Left" Height="299" VerticalAlignment="Top" Width="309" Margin="72,52,0,0" FontSize="20">
            <Label Content="국어" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="24,45,0,0"  FontSize="15"/>
        </GroupBox>
        <Label Content="수학" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="102,197,0,0" FontSize="15"/>
        <Label Content="영어" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="102,277,0,0"  FontSize="15" />
        <TextBox x:Name="korean" HorizontalAlignment="Left" Height="38" TextWrapping="Wrap" VerticalAlignment="Top" Width="134" Margin="182,117,0,0" HorizontalContentAlignment="Center" VerticalContentAlignment="Center"/>
        <TextBox x:Name="english" HorizontalAlignment="Left" Height="38" TextWrapping="Wrap" VerticalAlignment="Top" Width="134" Margin="182,277,0,0" VerticalContentAlignment="Center" HorizontalContentAlignment="Center"/>
        <TextBox x:Name="math" HorizontalAlignment="Left" Height="38" TextWrapping="Wrap" VerticalAlignment="Top" Width="134" Margin="182,197,0,0" HorizontalContentAlignment="Center" VerticalContentAlignment="Center"/>
        <GroupBox Header="결과" HorizontalAlignment="Left" Height="191" VerticalAlignment="Top" Width="308" Margin="443,70,0,0" FontSize="20">
            <Label Content="총점" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="10,29,0,0" FontSize="15"/>
        </GroupBox>
        <Label Content="평균" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="459,185,0,0" FontSize="15"/>
        <TextBox x:Name="total_bx" HorizontalAlignment="Left" Height="38" TextWrapping="Wrap" VerticalAlignment="Top" Width="120" RenderTransformOrigin="5.031,4.913" Margin="561,117,0,0" IsReadOnly="True" HorizontalContentAlignment="Center" VerticalContentAlignment="Center"/>
        <TextBox x:Name="avg_bx" HorizontalAlignment="Left" Height="44" TextWrapping="Wrap" VerticalAlignment="Top" Width="120" RenderTransformOrigin="5.031,4.913" Margin="561,183,0,0" IsReadOnly="True" HorizontalContentAlignment="Center" VerticalContentAlignment="Center"/>
        <Button Content="계산" HorizontalAlignment="Left" VerticalAlignment="Top" Width="129" Margin="622,300,0,0" RenderTransformOrigin="2.391,8.548" Height="51" FontSize="20" Background="#FFF0F0F0" Click="cal_bt"/>
    </Grid>
</Window>

 

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace WpfApp6
{
    /// <summary>
    /// MainWindow.xaml에 대한 상호 작용 논리
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
       
        }
  
   
        private void cal_bt(object sender, RoutedEventArgs e)
        {
            //string -> int
            // total
           int total = Convert.ToInt32(korean.Text)+ Convert.ToInt32(english.Text)+ Convert.ToInt32(math.Text);
           
            string total2 = Convert.ToString(total);
            total_bx.Text = total2;

            //avegrage
            int average = total / 3;
            string average2 = Convert.ToString(average);
            avg_bx.Text = average2;

        }
    }
}

 

참조

C# Int를 문자열로 변환 | Delft Stack