WPF string format
Text="{Binding StringFormat={}{0} items,Source={StaticResource mainVM},Path=Cnt}"
//xaml <Window x:Class="WpfApp17.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" WindowState="Maximized" xmlns:local="clr-namespace:WpfApp17" mc:Ignorable="d" Title="MainWindow" Height="450" Width="800"> <Window.Resources> <local:MainVM x:Key="mainVM"/> </Window.Resources> <Grid> <Grid.RowDefinitions> <RowDefinition/> <RowDefinition Height="150"/> </Grid.RowDefinitions> <ListBox Grid.Row="0" ItemsSource="{StaticResource mainVM}"> <ListBox.ItemTemplate> <DataTemplate> <Image Source="{Binding DataContext,RelativeSource={RelativeSource Mode=FindAncestor,AncestorType={x:Type ListBoxItem}}}" Width="500" Height="800"/> </DataTemplate> </ListBox.ItemTemplate> </ListBox> <TextBlock Grid.Row="1" Text="{Binding StringFormat={}{0} items,Source={StaticResource mainVM},Path=Cnt}" Panel.ZIndex="20" FontSize="100" Foreground="Red"/> </Grid> </Window> //cs using System; using System.Collections.Generic; using System.Collections.ObjectModel; using System.ComponentModel; using System.IO; 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.Interop; using System.Windows.Media; using System.Windows.Media.Imaging; using System.Windows.Navigation; using System.Windows.Shapes; namespace WpfApp17 { /// <summary> /// Interaction logic for MainWindow.xaml /// </summary> public partial class MainWindow : Window { public MainWindow() { InitializeComponent(); RenderOptions.ProcessRenderMode = RenderMode.SoftwareOnly; } } public class MainVM:ObservableCollection<string>,INotifyPropertyChanged { private int cnt; public int Cnt { get { return cnt; } set { if(value!=cnt) { cnt = value; } } } public MainVM() { var imgsList=new List<string>(Directory.GetFiles(@"../../Images")); if(imgsList!=null && imgsList.Any()) { Cnt= imgsList.Count; foreach(var im in imgsList.Take(20)) { this.Add(im); } } } } }
【推荐】国内首个AI IDE,深度理解中文开发场景,立即下载体验Trae
【推荐】编程新体验,更懂你的AI,立即体验豆包MarsCode编程助手
【推荐】抖音旗下AI助手豆包,你的智能百科全书,全免费不限次数
【推荐】轻量又高性能的 SSH 工具 IShell:AI 加持,快人一步
· 阿里最新开源QwQ-32B,效果媲美deepseek-r1满血版,部署成本又又又降低了!
· 单线程的Redis速度为什么快?
· SQL Server 2025 AI相关能力初探
· AI编程工具终极对决:字节Trae VS Cursor,谁才是开发者新宠?
· 展开说说关于C#中ORM框架的用法!
2019-10-06 wpf source path
2016-10-06 linq 数据库已存在,直接添加数据
2016-10-06 linq,创建数据库,插入数据,newDB.CreateDatabase();newDB.tb2.InsertOnSubmit(stu); newDB.SubmitChanges();
2016-10-06 linq,sqlmethods,like
2016-10-06 linq,skip(),take实现分页