Add project files.

2026-07-27 13:13:29 -07:00 · 2022-03-03 08:14:05 -06:00
parent cfa6f93211
commit 1198cc8a66
967 changed files with 118389 additions and 0 deletions
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+// Decompiled with JetBrains decompiler
+// Type: Microsoft.Iris.InputHandlers.DragDropHelper
+// Assembly: UIX, Version=4.8.0.0, Culture=neutral, PublicKeyToken=ddd0da4d3e678217
+// MVID: A56C6C9D-B7F6-46A9-8BDE-B3D9B8D60B11
+// Assembly location: C:\Program Files\Zune\UIX.dll
+
+using Microsoft.Iris.Input;
+using Microsoft.Iris.Session;
+
+namespace Microsoft.Iris.InputHandlers
+{
+    internal static class DragDropHelper
+    {
+        private static bool _draggingInternally;
+        private static DragSourceHandler _sourceHandler;
+        private static DropTargetHandler _targetHandler;
+        private static DropAction _dropAction;
+
+        public static bool DraggingInternally => _draggingInternally;
+
+        public static DragSourceHandler SourceHandler => _sourceHandler;
+
+        public static DropTargetHandler TargetHandler
+        {
+            get => _targetHandler;
+            set
+            {
+                if (_targetHandler == value)
+                    return;
+                DropTargetHandler targetHandler = _targetHandler;
+                _targetHandler = value;
+                OnAllowedDropActionsChanged();
+            }
+        }
+
+        public static DropAction AllowedDropActions => _targetHandler == null ? DropAction.None : _targetHandler.AllowedDropActions;
+
+        public static InputModifiers Modifiers => UISession.Default.InputManager.DragModifiers;
+
+        public static void OnAllowedDropActionsChanged()
+        {
+            if (DraggingInternally)
+            {
+                _sourceHandler.UpdateCurrentAction();
+            }
+            else
+            {
+                uint allowedDropActions = (uint)AllowedDropActions;
+                UISession.Default.Form.SetDragDropResult(allowedDropActions, allowedDropActions);
+            }
+        }
+
+        public static void BeginDrag(
+          DragSourceHandler sourceHandler,
+          ICookedInputSite source,
+          IRawInputSite target,
+          int formX,
+          int formY,
+          InputModifiers modifiers)
+        {
+            _sourceHandler = sourceHandler;
+            _draggingInternally = true;
+            UISession.Default.Form.IsDragInProgress = true;
+            UISession.Default.InputManager.SimulateDragEnter(source, target, _sourceHandler.Value, formX, formY, modifiers);
+        }
+
+        public static void Requery(InputModifiers modifiers)
+        {
+            UISession.Default.InputManager.SimulateDragOver(modifiers);
+            _sourceHandler.UpdateCurrentAction();
+        }
+
+        public static void Requery(
+          IRawInputSite target,
+          int formX,
+          int formY,
+          InputModifiers modifiers)
+        {
+            UISession.Default.InputManager.SimulateDragOver(target, formX, formY, modifiers);
+        }
+
+        public static void EndDrag(IRawInputSite target, InputModifiers modifiers, DropAction action)
+        {
+            DragOperation formOperation = DragOperation.Drop;
+            _dropAction = action;
+            _draggingInternally = false;
+            if (action == DropAction.None)
+            {
+                target = null;
+                formOperation = DragOperation.Leave;
+            }
+            UISession.Default.InputManager.SimulateDragEnd(target, modifiers, formOperation);
+            UISession.Default.Form.IsDragInProgress = false;
+        }
+
+        public static void OnDragComplete()
+        {
+            _sourceHandler.OnEndDrag(_dropAction);
+            _sourceHandler = null;
+            _dropAction = DropAction.None;
+        }
+
+        public static object GetValue() => UISession.Default.InputManager.GetDragDropValue();
+    }
+}