private bool Validate(ProjectEditorViewModel editorViewModel, object sender, DragEventArgs e, bool bExecute)
{
var point = GetPosition(sender, e);
if (e.Data.Contains(DataFormats.Text))
{
var text = e.Data.GetText();
if (bExecute)
{
editorViewModel?.OnTryPaste(text);
}
return(true);
}
foreach (var format in e.Data.GetDataFormats())
{
var data = e.Data.Get(format);
switch (data)
{
case BaseShapeViewModel shape:
return(editorViewModel?.OnDropShape(shape, point.X, point.Y, bExecute) == true);
case RecordViewModel record:
return(editorViewModel?.OnDropRecord(record, point.X, point.Y, bExecute) == true);
case ShapeStyleViewModel style:
return(editorViewModel?.OnDropStyle(style, point.X, point.Y, bExecute) == true);
case TemplateContainerViewModel template:
return(editorViewModel?.OnDropTemplate(template, point.X, point.Y, bExecute) == true);
default:
break;
}
}
if (e.Data.Contains(DataFormats.FileNames))
{
var files = e.Data.GetFileNames().ToArray();
if (bExecute)
{
editorViewModel?.OnDropFiles(files, point.X, point.Y);
}
return(true);
}
return(false);
}
