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DragTextView.m
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DragTextView.m
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#import "DragTextView.h"
@implementation DragTextView
- (id) draggingDelegate
{
return dragDelegate;
}
- (void) setDraggingDelegate: (id) theDraggingDelegate
{
dragDelegate = theDraggingDelegate;
}
- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
{
if (dragDelegate && [dragDelegate respondsToSelector:@selector(draggingEntered:)])
{
return [dragDelegate draggingEntered:sender];
}
else
{
return [super draggingEntered:sender];
}
}
- (NSDragOperation)draggingUpdated:(id <NSDraggingInfo>)sender
{
if (dragDelegate && [dragDelegate respondsToSelector:@selector(draggingUpdated:)])
{
return [dragDelegate draggingUpdated:sender];
}
else
{
return [super draggingUpdated:sender];
}
}
- (void)draggingExited:(id <NSDraggingInfo>)sender
{
if (dragDelegate && [dragDelegate respondsToSelector:@selector(draggingExited:)])
{
[dragDelegate draggingExited:sender];
}
}
- (BOOL)prepareForDragOperation:(id <NSDraggingInfo>)sender
{
if (dragDelegate && [dragDelegate respondsToSelector:@selector(prepareForDragOperation:)])
{
return [dragDelegate prepareForDragOperation:sender];
}
else
{
return [super prepareForDragOperation:sender];
}
}
- (BOOL)performDragOperation:(id <NSDraggingInfo>)sender
{
if (dragDelegate && [dragDelegate respondsToSelector:@selector(performDragOperation:)])
{
return [dragDelegate performDragOperation:sender];
}
else
{
return [super performDragOperation:sender];
}
}
- (void)concludeDragOperation:(id <NSDraggingInfo>)sender
{
if (dragDelegate && [dragDelegate respondsToSelector:@selector(concludeDragOperation:)])
{
[dragDelegate concludeDragOperation:sender];
}
}
@end