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feat(dragdrop): Import the core drag and drop classes
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76 changes: 76 additions & 0 deletions
76
src/Uno.UWP/ApplicationModel/DataTransfer/DragDrop/Core/CoreDragInfo.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| #nullable enable | ||
|
|
||
| using System; | ||
| using Windows.Foundation; | ||
| using Windows.System; | ||
| using Windows.UI.Core; | ||
| using Windows.UI.Input; | ||
|
|
||
| namespace Windows.ApplicationModel.DataTransfer.DragDrop.Core | ||
| { | ||
| public partial class CoreDragInfo | ||
| { | ||
| private readonly CoreWindow _window; | ||
| private readonly Action<DataPackageOperation> _complete; | ||
|
|
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| internal CoreDragInfo( | ||
| CoreWindow window, | ||
| DataPackageView data, | ||
| DataPackageOperation allowedOperations, | ||
| Action<DataPackageOperation> complete) | ||
| { | ||
| _window = window; | ||
| _complete = complete; | ||
| Data = data; | ||
| AllowedOperations = allowedOperations; | ||
| } | ||
|
|
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| public DataPackageView Data { get; } | ||
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| public DataPackageOperation AllowedOperations { get; } | ||
|
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| public DragDropModifiers Modifiers | ||
| { | ||
| get | ||
| { | ||
| var mods = DragDropModifiers.None; | ||
| if (_window.LastPointerEvent is {} args) | ||
| { | ||
| var props = args.GetLocation(null).Properties; | ||
| if (props.IsLeftButtonPressed) | ||
| { | ||
| mods |= DragDropModifiers.LeftButton; | ||
| } | ||
| if (props.IsMiddleButtonPressed) | ||
| { | ||
| mods |= DragDropModifiers.MiddleButton; | ||
| } | ||
| if (props.IsRightButtonPressed) | ||
| { | ||
| mods |= DragDropModifiers.RightButton; | ||
| } | ||
| } | ||
|
|
||
| if (_window.GetAsyncKeyState(VirtualKey.Shift) == CoreVirtualKeyStates.Down) | ||
| { | ||
| mods |= DragDropModifiers.Shift; | ||
| } | ||
| if (_window.GetAsyncKeyState(VirtualKey.Control) == CoreVirtualKeyStates.Down) | ||
| { | ||
| mods |= DragDropModifiers.Control; | ||
| } | ||
| if (_window.GetAsyncKeyState(VirtualKey.Menu) == CoreVirtualKeyStates.Down) | ||
| { | ||
| mods |= DragDropModifiers.Alt; | ||
| } | ||
|
|
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| return mods; | ||
| } | ||
| } | ||
|
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| public Point Position => _window.PointerPosition; | ||
|
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| internal void Complete(DataPackageOperation result) | ||
| => _complete(result); | ||
| } | ||
| } |
16 changes: 16 additions & 0 deletions
16
src/Uno.UWP/ApplicationModel/DataTransfer/DragDrop/Core/CoreDragUIOverride.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| #nullable enable | ||
|
|
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| namespace Windows.ApplicationModel.DataTransfer.DragDrop.Core | ||
| { | ||
| public partial class CoreDragUIOverride | ||
| { | ||
| public bool IsGlyphVisible { get; set; } | ||
| public bool IsContentVisible { get; set; } | ||
| public bool IsCaptionVisible { get; set; } | ||
| public string Caption { get; set; } = string.Empty; | ||
|
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| public void Clear() | ||
| { | ||
| } | ||
| } | ||
| } |
12 changes: 12 additions & 0 deletions
12
.../ApplicationModel/DataTransfer/DragDrop/Core/CoreDropOperationTargetRequestedEventArgs.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| #nullable enable | ||
|
|
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| namespace Windows.ApplicationModel.DataTransfer.DragDrop.Core | ||
| { | ||
| public partial class CoreDropOperationTargetRequestedEventArgs | ||
| { | ||
| internal ICoreDropOperationTarget? Target { get; private set; } | ||
|
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| public void SetTarget(ICoreDropOperationTarget target) | ||
| => Target = target; | ||
| } | ||
| } |
14 changes: 14 additions & 0 deletions
14
src/Uno.UWP/ApplicationModel/DataTransfer/DragDrop/Core/ICoreDropOperationTarget.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,14 @@ | ||
| #nullable enable | ||
|
|
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| using Windows.Foundation; | ||
|
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| namespace Windows.ApplicationModel.DataTransfer.DragDrop.Core | ||
| { | ||
| public partial interface ICoreDropOperationTarget | ||
| { | ||
| IAsyncOperation<DataPackageOperation> EnterAsync(CoreDragInfo dragInfo, CoreDragUIOverride dragUIOverride); | ||
| IAsyncOperation<DataPackageOperation> OverAsync(CoreDragInfo dragInfo, CoreDragUIOverride dragUIOverride); | ||
| IAsyncAction LeaveAsync( CoreDragInfo dragInfo); | ||
| IAsyncOperation<DataPackageOperation> DropAsync(CoreDragInfo dragInfo); | ||
| } | ||
| } |
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