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WPF调用webapi并展示数据(一):WPF页面的构建

2026-11-15 19:08:57 来源:互联网转载

有错误欢迎大家给我指正

本项目为WPF+Prism+net6.0

RestSharp调用API

UI为MaterialDesignThemes

EF Core自动生成数据库

效果展示:

项目启动后点击待办事项进入数据展示页

源码地址:绎Ronion/WPF.ToDo (gitee.com)

1.准备

1.1创建WPF项目

1.2 创建完成后,下载Nuget包:Prism.DryIoc、MaterialDesignThemes、Newtonsoft.Json

2.App.xaml的修改

2.1 添加

xmlns:prism="http://prismlibrary.com/"xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"

2.2 把最外层的Application标签改为prism:PrismApplication

2.3 引入资源文件,并删除StartupUri(不删除会重复加载,导致出现两个窗体)

App.xaml全文如下:

                                                                                        

3.主页面

3.1 新建文件夹Views,在文件夹内新建窗口MainView.xaml(删除默认窗口)

3.2引用MaterialDesignThemes和Prism

xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"xmlns:prism="http://prismlibrary.com/"

主页面最终引用:

WindowStartupLocation="CenterScreen" 启动时居中

WindowStyle="None"隐藏边框

AllowsTransparency="True"隐藏白边

 

3.3 这里设定为,点击导航栏的待办事项跳转到待办页,所以会用到UI组件的部分组件,会直接引用,我会把所有的代码贴出来

UI的源码地址,感兴趣的可以详细了解:

Releases · MaterialDesignInXAML/MaterialDesignInXamlToolkit (github.com)

3.4在App.xaml的下添加样式资源

                                                                                                                                                                                                                                                                                                                                                                                                                

3.5创建文件夹Common,在里面创建新文件MenuBar

/// /// 系统导航菜单实体类/// public class MenuBar : BindableBase{    private string icon;    ///     /// 菜单图标    ///     public string Icon    {        get { return icon; }        set { icon = value; }    }    private string title;    ///     /// 菜单名称    ///     public string Title    {        get { return title; }        set { title = value; }    }    private string nameSpace;    ///     /// 菜单命名空间    ///     public string NameSpace    {        get { return nameSpace; }        set { nameSpace = value; }    }}

3.6创建文件夹Extensions,在里面创建新文件PrismManager

public static class PrismManager{    ///     /// 首页区域    ///     public static readonly string MainViewRegionName = "MainViewRegion";    ///     /// 设置页区域    ///     public static readonly string SettingsViewRegionName = "SettingsViewRegion";}

3.7创建文件夹ViewModels,在里面创建新文件MainViewModel

public class MainViewModel : BindableBase{    public MainViewModel(IRegionManager regionManager)    {        MenuBars = new ObservableCollection();        CreateMenuBar();        NavigateCommand = new DelegateCommand(Navigate);        this.regionManager = regionManager;    }    private void Navigate(MenuBar obj)    {        if (obj == null || string.IsNullOrWhiteSpace(obj.NameSpace))            return;        regionManager.Regions[PrismManager.MainViewRegionName].RequestNavigate(obj.NameSpace, back =>        {        });    }    public DelegateCommand NavigateCommand { get; private set; }//做导航    private readonly IRegionManager regionManager;    //ObservableCollection是一个动态属性集合,可以动态地添加和删除其中的元素    private ObservableCollection menuBars;//动态属性集合    public ObservableCollection MenuBars    {        get { return menuBars; }        set        {            menuBars = value;            RaisePropertyChanged();//通知属性值发生了变化        }    }    void CreateMenuBar()    {        MenuBars.Add(new MenuBar() { Icon = "Home", Title = "首页", NameSpace = "IndexView" });        MenuBars.Add(new MenuBar() { Icon = "NotebookOutline", Title = "待办事项", NameSpace = "ToDoView" });        MenuBars.Add(new MenuBar() { Icon = "NotebookPlus", Title = "备忘录", NameSpace = "MemoView" });        MenuBars.Add(new MenuBar() { Icon = "Cog", Title = "设置", NameSpace = "SettingsView" });    }   }

3.8在Views创建ToDoView,在ViewModels创建ToDoViewModel

3.9在App.xaml.cs注册,注意把Application改为PrismApplication

public partial class App : PrismApplication{    protected override Window CreateShell()    {        return Container.Resolve();    }    protected override void RegisterTypes(IContainerRegistry containerRegistry)    {        containerRegistry.RegisterForNavigation();    }}

3.10主页的全部代码如下

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    

3.6在MainView.xaml.cs内,添加各个按钮的事件

public MainView(){    InitializeComponent();    //点击导航栏后收回    menuBar.SelectionChanged += (s, e) =>    {        drawerHost.IsLeftDrawerOpen = false;    };    //最小化    btnMin.Click += (s, e) => { this.WindowState = WindowState.Minimized; };    //最大化    btnMax.Click += (s, e) =>    {        if (this.WindowState == WindowState.Maximized)            this.WindowState = WindowState.Normal;        else            this.WindowState = WindowState.Maximized;    };    //关闭    btnClose.Click += async (s, e) =>    {        this.Close();    };    //拖动窗口    ColorZone.MouseMove += (s, e) =>    {        if (e.LeftButton == MouseButtonState.Pressed)            this.DragMove();    };    //双击放大/缩小    ColorZone.MouseDoubleClick += (s, e) =>    {        if (this.WindowState == WindowState.Normal)            this.WindowState = WindowState.Maximized;        else            this.WindowState = WindowState.Normal;    };}

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