WPF 面向对象 实现简单图书管理系统

 

XAML界面

<Window x:Class="图书管理系统.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:图书管理系统"
        mc:Ignorable="d"
        Title="图书管理系统" Height="450" Width="800" Loaded="Window_Loaded" WindowStartupLocation="CenterScreen" Icon="img/03.jpg">
    <Grid >
        <Grid.RowDefinitions>
            <RowDefinition Height="45"></RowDefinition>
            <RowDefinition></RowDefinition>
        </Grid.RowDefinitions>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="120"></ColumnDefinition>
            <ColumnDefinition Width="140"></ColumnDefinition>
            <ColumnDefinition Width="120"></ColumnDefinition>
            <ColumnDefinition></ColumnDefinition>
        </Grid.ColumnDefinitions>
        <Menu Grid.Row="0" Grid.Column="0">
            <MenuItem Height="45" Width="112" HorizontalContentAlignment="Center" VerticalContentAlignment="Center">
                <MenuItem.Icon>
                    <Image Source="img/56.png"></Image>
                </MenuItem.Icon>
                <MenuItem.Header>
                    <Label Content="图书管理" Margin="-20,8,0,0"></Label>
                </MenuItem.Header>
                <MenuItem Header="添加图书" Margin="0,0,-36,0" x:Name="AddBook" Click="AddBook_Click" Tag="Add">
                    <MenuItem.Icon>
                        <Image Source="img/61.png" Width="20" Height="20"></Image>
                    </MenuItem.Icon>
                </MenuItem>
                <MenuItem Header="移除图书" Margin="0,0,-36,0" Tag="Remove" Click="AddBook_Click">
                    <MenuItem.Icon>
                        <Image Source="img/156.png" Width="20" Height="20"></Image>
                    </MenuItem.Icon>
                </MenuItem>
            </MenuItem>
        </Menu>
        <Menu Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="4" Background="SkyBlue"></Menu>
        <Menu Grid.Row="0" Grid.Column="1">
            <MenuItem HorizontalContentAlignment="Center" VerticalContentAlignment="Center" Click="MenuItem_Click_1">
                <MenuItem.Icon>
                    <Image Source="img/212.png"></Image>
                </MenuItem.Icon>
                <MenuItem.Header>
                    <Label Content="查看所有书籍" Margin="-27,8,0,0"></Label>
                </MenuItem.Header>
            </MenuItem>
        </Menu>
        <Menu Grid.Row="0" Grid.Column="2" HorizontalContentAlignment="Center" VerticalContentAlignment="Center" Grid.ColumnSpan="2">
            <MenuItem Width="58">
                <MenuItem.Icon>
                    <Image Source="img/211.png" Width="30"></Image>
                </MenuItem.Icon>
            </MenuItem>
            <TextBox Width="74" Margin="-35,10,0,0" x:Name="Textss">
                <TextBox.Resources>
                    <VisualBrush x:Key="HintText" TileMode="None" Opacity="0.5" Stretch="None" AlignmentX="Center">
                        <VisualBrush.Visual>
                            <TextBlock FontStyle="Italic" Text="搜索"/>
                        </VisualBrush.Visual>
                    </VisualBrush>
                </TextBox.Resources>
                <TextBox.Style>
                    <Style TargetType="{x:Type TextBox}">
                        <Style.Triggers>
                            <Trigger Property="Text" Value="{x:Null}">
                                <Setter Property="Background" Value="{StaticResource HintText}"/>
                            </Trigger>
                            <Trigger Property="Text" Value="">
                                <Setter Property="Background" Value="{StaticResource HintText}"/>
                            </Trigger>
                        </Style.Triggers>
                    </Style>
                </TextBox.Style>
            </TextBox>
        </Menu>
        <DataGrid Grid.ColumnSpan="3" HorizontalAlignment="Left" Height="341" Margin="10,10,0,0" Grid.Row="1" VerticalAlignment="Top" Width="358" Name="Databook"/>
        <Grid Grid.Row="1" Grid.Column="3" Background="Gold"  x:Name="add" Visibility="Hidden">
            <Label Content="添加书籍" FontSize="20" Margin="160,10,136,321"></Label>
            <Label Content="书名:" FontSize="20" Margin="70,69,279,254"/>
            <Label Content="作者:" FontSize="20" Margin="70,126,279,198"/>
            <Label Content="类型:" FontSize="20" Margin="70,182,284,142"/>
            <Label Content="价格:" FontSize="20" Margin="70,238,279,87"/>
            <Button Content="添加" HorizontalAlignment="Left" Margin="160,301,0,0" VerticalAlignment="Top" Width="75" Height="30" Click="Button_Click"/>
            <TextBox HorizontalAlignment="Left" Height="23" Margin="133,80,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top" Width="120" Name="name"/>
            <TextBox HorizontalAlignment="Left" Height="23" Margin="133,137,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top" Width="120" Name="write"/>
            <TextBox HorizontalAlignment="Left" Height="23" Margin="133,193,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top" Width="120" Name="tp"/>
            <TextBox HorizontalAlignment="Left" Height="23" Margin="133,249,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top" Width="120" Name="mey" PreviewTextInput="rimitnumber" InputMethod.IsInputMethodEnabled="False"/>
        </Grid>
        <Menu Grid.Row="0" Grid.Column="3">
            <Button Content="搜索" Margin="-15,8,0,0" Width="50" Height="30" Background="Purple" Click="Button_Click_1"></Button>
        </Menu>
    </Grid>
</Window>

cs界面

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;
using System.IO;
using System.ComponentModel;
using System.Text.RegularExpressions;

namespace 图书管理系统
{
    /// <summary>
    /// MainWindow.xaml 的交互逻辑
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
            System.Windows.Forms.NotifyIcon ico = new System.Windows.Forms.NotifyIcon();
            ico.Icon = new System.Drawing.Icon("../../img/1.ico");
            ico.Text = "图标管理系统";
            ico.Visible = true;
            ico.BalloonTipTitle = "图标管理系统";
            System.Windows.Forms.MenuItem exit = new System.Windows.Forms.MenuItem("退出");
            exit.Click += Exit_Click;
            System.Windows.Forms.MenuItem[] menus = new System.Windows.Forms.MenuItem[] { exit };
            ico.ContextMenu = new System.Windows.Forms.ContextMenu(menus);
        }

        private void Exit_Click(object sender, EventArgs e)
        {
            Application.Current.Shutdown();
        }

        IList<Books> books;
        string[] str;
        string bookpath = "../../图书.txt";

        public void rimitnumber(object sender, TextCompositionEventArgs e)
        {
            Regex re = new Regex("[^0-9]+");
            e.Handled = re.IsMatch(e.Text);
        }
        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            books = new BindingList<Books>();
            Find();
        }
        //书籍写入集合
        private void Find()
        {
            books.Clear();
            StreamReader reader = new StreamReader(bookpath, Encoding.Default);
            string txts = reader.ReadToEnd();
            str = txts.Split(new char[] { '，', '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries);
            for (int i = 0; i < str.Length; i++)
            {
                string[] BooksAll = str[i].Split('|');
                Books book = new Books();
                book.Bid = int.Parse(BooksAll[0]);
                book.Bname = BooksAll[1];
                book.Writer = BooksAll[2];
                book.Money = Convert.ToDouble(BooksAll[3]);
                book.Types = BooksAll[4];
                books.Add(book);
            }
        }
        //查看所有书籍
        private void MenuItem_Click_1(object sender, RoutedEventArgs e)
        {
            Find();
            Databook.ItemsSource = books;
        }
        //添加书籍按钮
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            int index = books[books.Count-1].Bid;
            index++;
            Books book = new Books();
            book.Bid =Convert.ToInt32("00")+index;
            book.Bname = "《" + name.Text + "》";
            book.Writer = write.Text;
            book.Money = int.Parse(mey.Text);
            book.Types = tp.Text;
            books.Add(book);
            Databook.ItemsSource = books;
            WriteBooks(index,name.Text,write.Text,mey.Text,tp.Text);
            add.Visibility = Visibility.Hidden;
        }
        //书籍写入文本
        private void WriteBooks(int id, string name, string writ, string money, string type)
        {
            StreamWriter writer = new StreamWriter(bookpath, true, Encoding.Default);
            string str1 = string.Format("00{0}|《{1}》|{2}|{3}|{4}，", id, name, writ, money, type);
            //"\r\n" + "00" + id + "|" + "《" + name + "》" + "|" + writ + "|" + money + "|", type + "，" + "\r\n"
            writer.WriteLine(str1);
            writer.Close();
        }
        //添加书籍和删除书籍
        private void AddBook_Click(object sender, RoutedEventArgs e)
        {
            MenuItem menu = sender as MenuItem;
            if (menu.Tag.ToString() == "Add")
            {
                add.Visibility = Visibility.Visible;
            }
            else
            {
                int x = Databook.SelectedIndex;
                books.RemoveAt(x);
                StreamWriter writer = new StreamWriter(bookpath, false, Encoding.Default);
                for (int i = 0; i < books.Count; i++)
                {
                    string str = string.Format("00{0}|{1}|{2}|{3}|{4}，", books[i].Bid, books[i].Bname, books[i].Writer, books[i].Money, books[i].Types);
                    writer.WriteLine(str);
                }
                writer.Close();
            }
        }
        //查找书籍
        private void Button_Click_1(object sender, RoutedEventArgs e)
        {
            string str2 = Textss.Text;
            var chazhao = books.Where(xxx => xxx.Writer == str2).ToList();
            Databook.ItemsSource = chazhao;
        }
    }
}

创建Books类界面

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace 图书管理系统
{
      //public enum Bookstype
      //  {
      //      历史,小说,诗经,财经
      //  }
    class Books
    {
        /// <summary>
        /// 书名
        /// </summary>
        public string Bname { get; set; }
        /// <summary>
        /// 书号
        /// </summary>
        public int Bid { get; set; }
        /// <summary>
        /// 作者
        /// </summary>
        public string  Writer { get; set; }
        /// <summary>
        /// 价钱
        /// </summary>
        public double  Money { get; set; }
        /// <summary>
        /// 类型
        /// </summary>
        public string Types { get; set; }
    }
}