├── .editorconfig ├── .gitattributes ├── .gitignore ├── LICENSE ├── README.md ├── doc └── 2021-08-22_22h52_28.png └── src ├── Avalonia.DragDrop.sln ├── Avalonia.DragDrop ├── Avalonia.DragDrop.csproj ├── DragDrop.cs └── Properties │ └── AssemblyInfo.cs └── ShowCase ├── .gitignore ├── App.axaml ├── App.axaml.cs ├── Assets └── avalonia-logo.ico ├── Program.cs ├── ShowCase.csproj ├── ViewLocator.cs ├── ViewModels ├── MainWindowViewModel.cs └── ViewModelBase.cs └── Views ├── MainWindow.axaml └── MainWindow.axaml.cs /.editorconfig: -------------------------------------------------------------------------------- 1 | ; Top-most http://editorconfig.org/ file 2 | root = true 3 | 4 | [*] 5 | end_of_line = CRLF 6 | 7 | ; 4-column tab indentation 8 | [*.{cs,csproj,xaml,xml,props,targets}] 9 | indent_style = space 10 | indent_size = 4 11 | 12 | [*.{md,yml,json}] 13 | indent_style = space 14 | indent_size = 2 15 | 16 | 17 | [*.cs] 18 | # WPF0011: Containing type should be used as registered owner. 19 | dotnet_diagnostic.WPF0011.severity = error 20 | -------------------------------------------------------------------------------- /.gitattributes: -------------------------------------------------------------------------------- 1 | # Auto detect text files and perform LF normalization 2 | * text=auto 3 | 4 | # These files are text and should be normalized (convert crlf => lf) 5 | # Custom for Visual Studio 6 | *.cs diff=csharp 7 | *.xaml merge=union 8 | *.sln merge=union 9 | *.csproj merge=union 10 | *.vbproj merge=union 11 | *.fsproj merge=union 12 | *.dbproj merge=union 13 | 14 | # Standard to msysgit 15 | *.doc diff=astextplain 16 | *.DOC diff=astextplain 17 | *.docx diff=astextplain 18 | *.DOCX diff=astextplain 19 | *.dot diff=astextplain 20 | *.DOT diff=astextplain 21 | *.pdf diff=astextplain 22 | *.PDF diff=astextplain 23 | *.rtf diff=astextplain 24 | *.RTF diff=astextplain 25 | 26 | # Images should be treated as binary 27 | # (binary is a macro for -text -diff) 28 | *.png binary 29 | *.jepg binary 30 | *.jpg binary 31 | 32 | *.sdf binary -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | ## 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IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Avalonia.DragDrop 2 | 3 | A drag'n'drop framework for AvaloniaUI 4 | 5 | ![](./doc/2021-08-22_22h52_28.png) 6 | -------------------------------------------------------------------------------- /doc/2021-08-22_22h52_28.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/punker76/Avalonia.DragDrop/20d015219233fc3bc002f17a18a95296ea4cb402/doc/2021-08-22_22h52_28.png -------------------------------------------------------------------------------- /src/Avalonia.DragDrop.sln: -------------------------------------------------------------------------------- 1 |  2 | Microsoft Visual Studio Solution File, Format Version 12.00 3 | # Visual Studio Version 16 4 | VisualStudioVersion = 16.0.30114.105 5 | MinimumVisualStudioVersion = 10.0.40219.1 6 | Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Avalonia.DragDrop", "Avalonia.DragDrop\Avalonia.DragDrop.csproj", "{01B88367-1D17-4E3B-BFEE-D85A48DD688D}" 7 | EndProject 8 | Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ShowCase", "ShowCase\ShowCase.csproj", "{7BD32FF8-E6A5-4F8A-8AA2-F7992FE3EE57}" 9 | EndProject 10 | Global 11 | GlobalSection(SolutionConfigurationPlatforms) = preSolution 12 | Debug|Any CPU = Debug|Any CPU 13 | Release|Any CPU = Release|Any CPU 14 | EndGlobalSection 15 | GlobalSection(SolutionProperties) = preSolution 16 | HideSolutionNode = FALSE 17 | EndGlobalSection 18 | GlobalSection(ProjectConfigurationPlatforms) = postSolution 19 | {01B88367-1D17-4E3B-BFEE-D85A48DD688D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU 20 | {01B88367-1D17-4E3B-BFEE-D85A48DD688D}.Debug|Any CPU.Build.0 = Debug|Any CPU 21 | {01B88367-1D17-4E3B-BFEE-D85A48DD688D}.Release|Any CPU.ActiveCfg = Release|Any CPU 22 | {01B88367-1D17-4E3B-BFEE-D85A48DD688D}.Release|Any CPU.Build.0 = Release|Any CPU 23 | {7BD32FF8-E6A5-4F8A-8AA2-F7992FE3EE57}.Debug|Any CPU.ActiveCfg = Debug|Any CPU 24 | {7BD32FF8-E6A5-4F8A-8AA2-F7992FE3EE57}.Debug|Any CPU.Build.0 = Debug|Any CPU 25 | {7BD32FF8-E6A5-4F8A-8AA2-F7992FE3EE57}.Release|Any CPU.ActiveCfg = Release|Any CPU 26 | {7BD32FF8-E6A5-4F8A-8AA2-F7992FE3EE57}.Release|Any CPU.Build.0 = Release|Any CPU 27 | EndGlobalSection 28 | EndGlobal 29 | -------------------------------------------------------------------------------- /src/Avalonia.DragDrop/Avalonia.DragDrop.csproj: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | net5.0 5 | enable 6 | Library 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | -------------------------------------------------------------------------------- /src/Avalonia.DragDrop/DragDrop.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using Avalonia.Input; 3 | using Avalonia.Interactivity; 4 | 5 | namespace Avalonia.DragDrop 6 | { 7 | /// 8 | /// Container class for attached properties. Must inherit from . 9 | /// 10 | public partial class DragDrop : AvaloniaObject 11 | { 12 | public static readonly AttachedProperty IsDragSourceProperty = AvaloniaProperty.RegisterAttached("IsDragSource", typeof(DragDrop), inherits: false); 13 | 14 | /// 15 | /// Gets a value indicating whether the given element can be used as the source of a drag-and-drop operation. 16 | /// 17 | public static bool GetIsDragSource(Interactive interactive) 18 | { 19 | return interactive.GetValue(IsDragSourceProperty); 20 | } 21 | 22 | /// 23 | /// Sets a value indicating whether the given interactive can be used as the source of a drag-and-drop operation. 24 | /// 25 | public static void SetIsDragSource(Interactive interactive, bool value) 26 | { 27 | interactive.SetValue(IsDragSourceProperty, value); 28 | } 29 | 30 | public static readonly AttachedProperty IsDropTargetProperty = AvaloniaProperty.RegisterAttached("IsDropTarget", typeof(DragDrop), inherits: false); 31 | 32 | /// 33 | /// Gets a value indicating whether the given element can be used as the target of a drag-and-drop operation. 34 | /// 35 | public static bool GetIsDropTarget(Interactive interactive) 36 | { 37 | return interactive.GetValue(IsDropTargetProperty); 38 | } 39 | 40 | /// 41 | /// Sets a value indicating whether the given interactive can be used as the target of a drag-and-drop operation. 42 | /// 43 | public static void SetIsDropTarget(Interactive interactive, bool value) 44 | { 45 | interactive.SetValue(IsDropTargetProperty, value); 46 | } 47 | 48 | static DragDrop() 49 | { 50 | IsDragSourceProperty.Changed.Subscribe(x => 51 | { 52 | if (x.NewValue.GetValueOrDefault()) 53 | { 54 | } 55 | else 56 | { 57 | } 58 | }); 59 | 60 | IsDropTargetProperty.Changed.Subscribe(x => 61 | { 62 | if (x.NewValue.GetValueOrDefault()) 63 | { 64 | x.Sender.SetValue(Input.DragDrop.AllowDropProperty, true); 65 | } 66 | else 67 | { 68 | x.Sender.SetValue(Input.DragDrop.AllowDropProperty, false); 69 | } 70 | }); 71 | } 72 | } 73 | } -------------------------------------------------------------------------------- /src/Avalonia.DragDrop/Properties/AssemblyInfo.cs: -------------------------------------------------------------------------------- 1 | using System.Runtime.InteropServices; 2 | using Avalonia.Metadata; 3 | 4 | // In SDK-style projects such as this one, several assembly attributes that were historically 5 | // defined in this file are now automatically added during build and populated with 6 | // values defined in project properties. For details of which attributes are included 7 | // and how to customise this process see: https://aka.ms/assembly-info-properties 8 | 9 | 10 | // Setting ComVisible to false makes the types in this assembly not visible to COM 11 | // components. If you need to access a type in this assembly from COM, set the ComVisible 12 | // attribute to true on that type. 13 | 14 | [assembly: ComVisible(false)] 15 | 16 | // The following GUID is for the ID of the typelib if this project is exposed to COM. 17 | 18 | [assembly: Guid("9d41429e-9225-454a-b91e-905015089b1c")] 19 | 20 | [assembly: XmlnsPrefix("https://github.com/punker76/Avalonia.DragDrop", "dd")] 21 | [assembly: XmlnsDefinition("https://github.com/punker76/Avalonia.DragDrop", "Avalonia.DragDrop")] 22 | -------------------------------------------------------------------------------- /src/ShowCase/.gitignore: -------------------------------------------------------------------------------- 1 | .idea/ 2 | .vscode/ 3 | .vs/ 4 | 5 | bin/ 6 | obj/ 7 | 8 | *.user -------------------------------------------------------------------------------- /src/ShowCase/App.axaml: -------------------------------------------------------------------------------- 1 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | -------------------------------------------------------------------------------- /src/ShowCase/App.axaml.cs: -------------------------------------------------------------------------------- 1 | using Avalonia; 2 | using Avalonia.Controls.ApplicationLifetimes; 3 | using Avalonia.Markup.Xaml; 4 | using ShowCase.ViewModels; 5 | using ShowCase.Views; 6 | 7 | namespace ShowCase 8 | { 9 | public class App : Application 10 | { 11 | public override void Initialize() 12 | { 13 | AvaloniaXamlLoader.Load(this); 14 | } 15 | 16 | public override void OnFrameworkInitializationCompleted() 17 | { 18 | if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop) 19 | { 20 | desktop.MainWindow = new MainWindow 21 | { 22 | DataContext = new MainWindowViewModel(), 23 | }; 24 | } 25 | 26 | base.OnFrameworkInitializationCompleted(); 27 | } 28 | } 29 | } -------------------------------------------------------------------------------- /src/ShowCase/Assets/avalonia-logo.ico: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/punker76/Avalonia.DragDrop/20d015219233fc3bc002f17a18a95296ea4cb402/src/ShowCase/Assets/avalonia-logo.ico -------------------------------------------------------------------------------- /src/ShowCase/Program.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using Avalonia; 3 | using Avalonia.Controls.ApplicationLifetimes; 4 | using Avalonia.ReactiveUI; 5 | 6 | namespace ShowCase 7 | { 8 | class Program 9 | { 10 | // Initialization code. Don't use any Avalonia, third-party APIs or any 11 | // SynchronizationContext-reliant code before AppMain is called: things aren't initialized 12 | // yet and stuff might break. 13 | public static void Main(string[] args) => BuildAvaloniaApp() 14 | .StartWithClassicDesktopLifetime(args); 15 | 16 | // Avalonia configuration, don't remove; also used by visual designer. 17 | public static AppBuilder BuildAvaloniaApp() 18 | => AppBuilder.Configure() 19 | .UsePlatformDetect() 20 | .LogToTrace() 21 | .UseReactiveUI(); 22 | } 23 | } 24 | -------------------------------------------------------------------------------- /src/ShowCase/ShowCase.csproj: -------------------------------------------------------------------------------- 1 |  2 | 3 | 4 | WinExe 5 | net5.0 6 | enable 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /src/ShowCase/ViewLocator.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using Avalonia.Controls; 3 | using Avalonia.Controls.Templates; 4 | using ShowCase.ViewModels; 5 | 6 | namespace ShowCase 7 | { 8 | public class ViewLocator : IDataTemplate 9 | { 10 | public bool SupportsRecycling => false; 11 | 12 | public IControl Build(object data) 13 | { 14 | var name = data.GetType().FullName!.Replace("ViewModel", "View"); 15 | var type = Type.GetType(name); 16 | 17 | if (type != null) 18 | { 19 | return (Control)Activator.CreateInstance(type)!; 20 | } 21 | else 22 | { 23 | return new TextBlock { Text = "Not Found: " + name }; 24 | } 25 | } 26 | 27 | public bool Match(object data) 28 | { 29 | return data is ViewModelBase; 30 | } 31 | } 32 | } -------------------------------------------------------------------------------- /src/ShowCase/ViewModels/MainWindowViewModel.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Collections.Generic; 3 | using System.Text; 4 | 5 | namespace ShowCase.ViewModels 6 | { 7 | public class MainWindowViewModel : ViewModelBase 8 | { 9 | public string Greeting => "Welcome to Avalonia.DragDrop!"; 10 | } 11 | } 12 | -------------------------------------------------------------------------------- /src/ShowCase/ViewModels/ViewModelBase.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Collections.Generic; 3 | using System.Text; 4 | using ReactiveUI; 5 | 6 | namespace ShowCase.ViewModels 7 | { 8 | public class ViewModelBase : ReactiveObject 9 | { 10 | } 11 | } 12 | -------------------------------------------------------------------------------- /src/ShowCase/Views/MainWindow.axaml: -------------------------------------------------------------------------------- 1 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 33 | Item 1 34 | Item 2 35 | Item 3 36 | Item 4 37 | Item 5 38 | 39 | 40 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | -------------------------------------------------------------------------------- /src/ShowCase/Views/MainWindow.axaml.cs: -------------------------------------------------------------------------------- 1 | using Avalonia; 2 | using Avalonia.Controls; 3 | using Avalonia.Markup.Xaml; 4 | 5 | namespace ShowCase.Views 6 | { 7 | public partial class MainWindow : Window 8 | { 9 | public MainWindow() 10 | { 11 | InitializeComponent(); 12 | #if DEBUG 13 | this.AttachDevTools(); 14 | #endif 15 | } 16 | 17 | private void InitializeComponent() 18 | { 19 | AvaloniaXamlLoader.Load(this); 20 | } 21 | } 22 | } --------------------------------------------------------------------------------