cog/Utils/TrackingCell.m

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#import "TrackingCell.h"
@implementation TrackingCell
- (BOOL)startTrackingAt:(NSPoint)startPoint inView:(NSView *)controlView
{
tracking = YES;
return [super startTrackingAt:startPoint inView:controlView];
}
- (BOOL)continueTracking:(NSPoint)lastPoint at:(NSPoint)currentPoint inView:(NSView *)controlView
{
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NSEvent *event = [NSEvent mouseEventWithType:NSEventTypeLeftMouseDragged location:currentPoint modifierFlags:0 timestamp:0 windowNumber:[[controlView window] windowNumber] context:nil eventNumber:0 clickCount:0 pressure:0];
[controlView mouseDragged:event];
return [super continueTracking:lastPoint at:currentPoint inView:controlView];
}
- (void)stopTracking:(NSPoint)lastPoint at:(NSPoint)stopPoint inView:(NSView *)controlView mouseIsUp:(BOOL)flag
{
tracking = NO;
[super stopTracking:lastPoint at:stopPoint inView:controlView mouseIsUp:flag];
}
- (BOOL)isTracking
{
return tracking;
}
@end