public override async Task <IScriptCommand> ExecuteAsync(ParameterDic pm)
{
IWindowManager wm = pm.GetValue <IWindowManager>(WindowManagerKey) ?? new WindowManager();
IEventAggregator events = pm.GetValue <IEventAggregator>(EventAggregatorKey) ?? new EventAggregator();
TabbedExplorerViewModel tevm = new TabbedExplorerViewModel(wm, events);
pm.SetValue(DestinationKey, tevm);
tevm.Initializer = new ScriptCommandInitializer()
{
StartupParameters = pm,
WindowManager = wm,
Events = events,
OnModelCreated = ScriptCommands.Run(OnModelCreatedKey),
OnViewAttached = ScriptCommands.Run(OnViewAttachedKey)
};
if (pm.HasValue(OnTabExplorerCreatedKey))
{
await tevm.Commands.ExecuteAsync(pm.GetValue <IScriptCommand>(OnTabExplorerCreatedKey));
}
tevm.OnTabExplorerAttachedKey = OnTabExplorerAttachedKey;
object enableTabsWhenOneTab = pm.GetValue("{EnableTabsWhenOneTab}");
tevm.EnableTabsWhenOneTab = !(enableTabsWhenOneTab is bool) || (bool)enableTabsWhenOneTab;
logger.Info(String.Format("Showing {0}", tevm));
wm.ShowWindow(tevm);
return(NextCommand);
}
protected override IScriptCommand executeInner(ParameterDic pm, UIElement sender, RoutedEventArgs evnt, IUIInput input, IList <IUIInputProcessor> inpProcs)
{
DragEventArgs devnt = evnt as DragEventArgs;
ISupportDrop dropTarget = pm.GetValue <ISupportDrop>(DropTargetKey);
IEnumerable <IDraggable> draggables = pm.GetValue <IEnumerable <IDraggable> >(DraggablesKey);
DragDropEffectsEx allowedEffects = pm.HasValue(AllowedEffectsKey) ? pm.GetValue <DragDropEffectsEx>(AllowedEffectsKey)
: devnt != null ? (DragDropEffectsEx)devnt.AllowedEffects : DragDropEffectsEx.All;
if (dropTarget != null && draggables != null)
{
QueryDropEffects queryDropEffect = QueryDropEffects.None;
if (devnt != null)
{
queryDropEffect = dropTarget.QueryDrop(draggables, allowedEffects);
devnt.Effects = (DragDropEffects)queryDropEffect.SupportedEffects;
}
else
{
queryDropEffect = dropTarget.QueryDrop(draggables, allowedEffects);
}
pm.SetValue(DestinationKey, queryDropEffect, SkipIfExists);
}
return(NextCommand);
}
public override IScriptCommand Execute(ParameterDic pm)
{
if (SkipIfExists && pm.HasValue(DestinationKey))
{
return(NextCommand);
}
IEnumerable <IDraggable> value = new List <IDraggable>();
ISupportShellDrop issd = pm.GetValue <ISupportShellDrop>(ISupportDropKey);
IDataObject dataObj = pm.GetValue <IDataObject>(DataObjectKey);
if (dataObj.GetDataPresent(typeof(ISupportDrag)))
{
ISupportDrag isd = (ISupportDrag)dataObj.GetData(typeof(ISupportDrag));
value = isd.GetDraggables();
}
else
if (issd != null && dataObj != null)
{
value = (issd.QueryDropDraggables(dataObj) ?? new List <IDraggable>());
}
pm.SetValue(DestinationKey, value, SkipIfExists);
return(NextCommand);
}
public override IScriptCommand Execute(ParameterDic pm)
{
if (SkipIfExists && pm.HasValue(DestinationKey))
{
return(NextCommand);
}
IUIDragInput dragInp = pm.GetValue <IUIDragInput>(base.InputKey);
if (dragInp != null)
{
pm.SetValue(DestinationKey, dragInp.Data, SkipIfExists);
}
return(NextCommand);
}
public override IScriptCommand Execute(ParameterDic pm)
{
Point pos1 = pm.GetValue <Point>(Position1Key);
if (pm.HasValue(Position2Key))
{
Point pos2 = pm.GetValue <Point>(Position2Key);
Value = new Rect(pos1, pos2);
}
else
{
Size size = pm.GetValue <Size>(SizeKey);
Value = new Rect(pos1, size);
}
return(base.Execute(pm));
}
protected override IScriptCommand executeInner(ParameterDic pm, UIElement sender, RoutedEventArgs evnt, IUIInput input, IList <IUIInputProcessor> inpProcs)
{
DragEventArgs devnt = evnt as DragEventArgs;
ISupportDrag dragSource = pm.GetValue <ISupportDrag>(DragSourceKey);
ISupportDrop dropTarget = pm.GetValue <ISupportDrop>(DropTargetKey);
IEnumerable <IDraggable> draggables = pm.GetValue <IEnumerable <IDraggable> >(DraggablesKey).ToList();
if (dropTarget != null && draggables != null)
{
DragDropEffectsEx effect =
pm.HasValue <DragDropEffectsEx>(DropEffectKey) ? pm.GetValue <DragDropEffectsEx>(DropEffectKey) :
devnt != null ? (DragDropEffectsEx)devnt.AllowedEffects : DragDropEffectsEx.All;
DragDropEffectsEx resultEffect = DragDropEffectsEx.None;
var dataObj = pm.GetValue <IDataObject>(DataObjectKey);
if (effect != DragDropEffectsEx.None)
{
if (dropTarget is ISupportShellDrop)
{
resultEffect = (dropTarget as ISupportShellDrop).Drop(draggables, dataObj, effect);
}
else
{
resultEffect = dropTarget.Drop(draggables, effect);
}
}
if (devnt != null)
{
devnt.Effects = (DragDropEffects)resultEffect;
}
pm.SetValue(DestinationKey, resultEffect, SkipIfExists);
if (dragSource != null)
{
dragSource.OnDragCompleted(draggables, resultEffect);
}
}
return(NextCommand);
}
protected override IScriptCommand executeInner(ParameterDic pm, Control sender,
RoutedEventArgs evnt, IUIInput input, IList <IUIInputProcessor> inpProcs)
{
if (!pm.HasValue <ParameterDic>("{DragDrop}"))
{
ScriptCommands.AssignGlobalParameterDic("{DragDrop}", false).Execute(pm);
}
if (!pm.HasValue <Point>(CurrentPositionAdjustedKey))
{
HubScriptCommands.ObtainPointerPosition().Execute(pm);
}
logger.Debug(State.ToString());
switch (State)
{
case DragDropLiteState.StartLite:
case DragDropLiteState.StartCanvas:
string mode = State == DragDropLiteState.StartLite ? "Lite" : "Canvas";
if (dragStart(pm, input, mode))
{
foreach (var item in
pm.GetValue <IEnumerable <IDraggable> >(DragDropDraggingItemsKey)
.Where(i => (State == DragDropLiteState.StartLite) || i is IPositionAware))
{
item.IsDragging = true;
}
return(NextCommand);
}
else
{
return(FailCommand);
}
case DragDropLiteState.EndLite:
case DragDropLiteState.EndCanvas:
case DragDropLiteState.CancelCanvas:
//foreach (var item in pm.GetValue<IEnumerable<IDraggable>>(DragDropDraggingItemsKey))
// item.IsDragging = true;
if (pm.HasValue <Point>(DragDropStartPositionKey))
{
Point currentPosition = pm.GetValue <Point>(CurrentPositionAdjustedKey);
Point startPosition = pm.GetValue <Point>(DragDropStartPositionKey);
Vector movePt = currentPosition - startPosition;
var items = pm.GetValue <IEnumerable <IDraggable> >(DragDropDraggingItemsKey);
foreach (var item in items)
{
item.IsDragging = false;
}
if (State == DragDropLiteState.EndCanvas)
{
foreach (var posAwareItem in items.Cast <IPositionAware>())
{
posAwareItem.OffsetPosition(movePt);
}
}
}
dragEnd(pm);
return(NextCommand);
default: return(ResultCommand.Error(new NotSupportedException(State.ToString())));
}
}
public override bool CanExecute(ParameterDic pm)
{
return(pm.HasValue(TabbedExplorerKey));
}
