FredGrit

2025年8月18日

WPF LiveChartsCore.SkiaSharpView.WPF Line and scatter points, save as jpg

摘要： Install-Package LiveChartsCore.SkiaSharpView.WPF -version 2.0.0-rc5.4 //xaml <Window x:Class="WpfApp44.MainWindow" xmlns="http://schemas.microsoft.com 阅读全文

posted @ 2025-08-18 17:02 FredGrit 阅读(48) 评论(0) 推荐(0)

WPF Canvas simulate molecule Brown motion

摘要： <Canvas Background="Black"> <ItemsControl ItemsSource="{Binding Molecules}"> <ItemsControl.ItemsPanel> <ItemsPanelTemplate> <Canvas/> </ItemsPanelTemp 阅读全文

posted @ 2025-08-18 14:51 FredGrit 阅读(8) 评论(0) 推荐(0)

WPF Canvas ItemsControl ItemsContainerStyle Canvas.Left Canvas.Top ItemTemplace RenderTargetBitmap VisualDrawing DrawContext DrawRectangle JpegBitmapEncoder

摘要： <Canvas> <ItemsControl ItemsSource="{Binding ElpsCollection,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}"> <ItemsControl.ItemsPanel> <ItemsPanelTe 阅读全文

posted @ 2025-08-18 14:21 FredGrit 阅读(5) 评论(0) 推荐(0)

2025年8月15日

WPF Save ItemsControl canvas as jpg via RenderTargetBitmap,DrawingVisual,DrawingContext,VisualBrush, DrawRectangle,JpegBitmapEncoder

摘要： <ItemsControl ItemsSource="{Binding ElpsCollection}"> <ItemsControl.ItemsPanel> <ItemsPanelTemplate> <Canvas Background="White"/> </ItemsPanelTemplate 阅读全文

posted @ 2025-08-15 22:41 FredGrit 阅读(12) 评论(0) 推荐(0)

WPF save Framework as Jpg via RenderTargetBitmap, DrawingVisual, DrawingContext, RenderTargetBitamp.Render(DrawingVisual), JpegBitmapEncoder Frame Add BitmapFrame Create(rendertargetbitmap)

摘要： private void SaveFrameworkElementAsJpg(FrameworkElement fe, string jpgFilePath, int dpi = 96) { var size = new Size(fe.ActualWidth, fe.ActualHeight); 阅读全文

posted @ 2025-08-15 18:57 FredGrit 阅读(10) 评论(0) 推荐(0)

2025年8月13日

WPF TreeView HierarchicalDataTemplate

摘要： <TreeView ItemsSource="{Binding BooksGroupList,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}"> <TreeView.ItemTemplate> <HierarchicalDataTemplate It 阅读全文

posted @ 2025-08-13 17:28 FredGrit 阅读(30) 评论(0) 推荐(0)

WPF datagrid expander and group by group name

摘要： <DataGrid ItemsSource="{Binding BooksGroupList,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}" AutoGenerateColumns="False" ColumnWidth="*" HeadersVi 阅读全文

posted @ 2025-08-13 16:32 FredGrit 阅读(14) 评论(0) 推荐(0)

C# prevent pc sleeping escepially for long running task via invoking SetThreadExecutionState from kernel32.dll

摘要： using System.Runtime.CompilerServices; using System.Runtime.InteropServices; namespace ConsoleApp10 { internal class Program { [DllImport("kernel32.dl 阅读全文

posted @ 2025-08-13 13:46 FredGrit 阅读(13) 评论(0) 推荐(0)

2025年8月10日

WPF Prism RegionManager Navigate

摘要： install-package prism.core; install-package Prism.DryIoc; install-package prism.wpf; //app.xaml <prism:PrismApplication x:Class="WpfApp31.App" xmlns=" 阅读全文

posted @ 2025-08-10 22:07 FredGrit 阅读(16) 评论(0) 推荐(0)

2025年8月8日

WPF LiveChartsCore.SkiaSharpView.WPF -version 2.0.0-rc5.4

摘要： install-package LiveChartsCore.SkiaSharpView.WPF -version 2.0.0-rc5.4 //xaml <Window x:Class="WpfApp30.MainWindow" xmlns="http://schemas.microsoft.com 阅读全文

posted @ 2025-08-08 17:14 FredGrit 阅读(72) 评论(0) 推荐(0)

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