headers/private/shared/DragTrackingFilter.h

   1 /*
   2  * Copyright 2009, Alexandre Deckner, alex@zappotek.com
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef DRAG_TRACKING_FILTER_H
   6 #define DRAG_TRACKING_FILTER_H
   7
   8 #include <MessageFilter.h>
   9 #include <Point.h>
  10
  11 class BView;
  12 class BHandler;
  13
  14 namespace BPrivate {
  15
  16 class DragTrackingFilter : public BMessageFilter {
  17 public:
  18                                                 DragTrackingFilter(BView* targetView, uint32 messageWhat);
  19
  20         filter_result           Filter(BMessage* message, BHandler** _target);
  21
  22 private:
  23                         BView*          fTargetView;
  24                         uint32          fMessageWhat;
  25                         bool            fIsTracking;
  26                         BPoint          fClickPoint;
  27                         uint32          fClickButtons;
  28 };
  29
  30 }       // namespace BPrivate
  31
  32 using BPrivate::DragTrackingFilter;
  33
  34 #endif  // DRAG_TRACKING_FILTER_H