FredGrit

2025年9月17日

WPF ListBox load 10M items and no ui block issues, load data asynchronously, populate data DispatcherPriority.Background. resolve service via DependencyInjection

摘要： Install-Package Microsoft.Extensions.DependencyInjection; Install-Package CommunityToolkit.MVVM; //Virtualization <ListBox ItemsSource="{Binding Books 阅读全文

posted @ 2025-09-17 16:12 FredGrit 阅读(17) 评论(0) 推荐(0)

2025年9月16日

WPF datagrid save as pictures page by page, datagrid scrollintoview dg.UpdateLayout

摘要： Install-Package Microsoft.Extensions.DependencyInjection; Install-Package CommunityToolkit.mvvm; private void InitCommands() { SaveAsPicturesCommand=n 阅读全文

posted @ 2025-09-16 17:33 FredGrit 阅读(16) 评论(0) 推荐(0)

WPF BindingList loading no ui issues mvvm

摘要： Install-Package Microsoft.Extensions.DependencyInjection; Install-Package CommunityToolkit.mvvm; private async Task InitData() { StatusMsg="Loading... 阅读全文

posted @ 2025-09-16 16:08 FredGrit 阅读(21) 评论(0) 推荐(0)

WPF DataGrid,mvvm, DI via Microsoft.Extensions.DependencyInjection , ContextMenu save datagridrow as picture without blocking ui issues

摘要： Install-Package Microsoft.Extensions.DependencyInjection; Install-Package CommunityToolKit.mvvm; private void InitCommands() { SaveListBoxItemsAsPictu 阅读全文

posted @ 2025-09-16 15:13 FredGrit 阅读(21) 评论(0) 推荐(0)

WPF DI Via Microsoft.Extensions.DependencyInjection

摘要： Install-Package Microsoft.Extensions.DependencyInjection; Install-Package CommunityToolkit.mvvm; //App.cs using Microsoft.Extensions.DependencyInjecti 阅读全文

posted @ 2025-09-16 11:33 FredGrit 阅读(14) 评论(0) 推荐(0)

2025年9月15日

WPF DependencyInjection via Microsoft.Extensions.DependencyInjection and Microsoft.Extensions.Hosting

摘要： Install-Package Microsoft.Extensions.DependencyInjection; Install-Package Microsoft.Extensions.Hosting; Install-Package communityToolkit.mvvm; //Defin 阅读全文

posted @ 2025-09-15 16:52 FredGrit 阅读(33) 评论(0) 推荐(0)

WPF ListBox loaded 26M items in mvvm

摘要： Install-Package CommunityToolkit.mvvm; //xaml <Window x:Class="WpfApp4.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" x 阅读全文

posted @ 2025-09-15 10:50 FredGrit 阅读(18) 评论(0) 推荐(0)

2025年9月12日

WPF datagrid load 10M items with imagesource in mvvm

摘要： Install-Package CommunityToolkit.mvvm; private async Task InitData() { var dir = @"../../../Images"; if (!Directory.Exists(dir)) { return; } var imgs 阅读全文

posted @ 2025-09-12 18:11 FredGrit 阅读(13) 评论(0) 推荐(0)

WPF Microsoft.Extensions.DependencyInjection Microsoft.Extensions.Hosting;

摘要： Install-Package CommunityToolkit.MVVM; Install-Package Microsoft.Extensions.DependencyInjection; Install-Package Microsoft.Extensions.Hosting; //xaml 阅读全文

posted @ 2025-09-12 16:54 FredGrit 阅读(21) 评论(0) 推荐(0)

WPF ListBox DataTemplate context menu save as pictures, inert the snapshots into pdf

摘要： Install-Package iTextSharp; //xaml <Window x:Class="WpfApp82.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="ht 阅读全文

posted @ 2025-09-12 11:35 FredGrit 阅读(8) 评论(0) 推荐(0)

公告