src/servers/app/ClickTarget.h

   1 /*
   2  * Copyright 2010, Ingo Weinhold, ingo_weinhold@gmx.de.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef CLICK_TARGET_H
   6 #define CLICK_TARGET_H
   7
   8
   9 #include <TokenSpace.h>
  10
  11
  12 /*!     \brief Identifies a mouse click target in the app server.
  13
  14         Used to discriminate between different targets in order to filter
  15         multi-clicks. A click on a different target resets the click count.
  16 */
  17 struct ClickTarget {
  18 public:
  19         enum Type {
  20                 TYPE_INVALID,
  21                 TYPE_WINDOW_CONTENTS,
  22                 TYPE_WINDOW_DECORATOR
  23         };
  24
  25 public:
  26         ClickTarget()
  27                 :
  28                 fType(TYPE_INVALID),
  29                 fWindow(B_NULL_TOKEN),
  30                 fWindowElement(0)
  31         {
  32         }
  33
  34         ClickTarget(Type type, int32 window, int32 windowElement)
  35                 :
  36                 fType(type),
  37                 fWindow(window),
  38                 fWindowElement(windowElement)
  39         {
  40         }
  41
  42         bool IsValid() const
  43         {
  44                 return fType != TYPE_INVALID;
  45         }
  46
  47         Type GetType() const
  48         {
  49                 return fType;
  50         }
  51
  52         int32 WindowToken() const
  53         {
  54                 return fWindow;
  55         }
  56
  57         int32 WindowElement() const
  58         {
  59                 return fWindowElement;
  60         }
  61
  62         bool operator==(const ClickTarget& other) const
  63         {
  64                 return fType == other.fType && fWindow == other.fWindow
  65                         && fWindowElement == other.fWindowElement;
  66         }
  67
  68         bool operator!=(const ClickTarget& other) const
  69         {
  70                 return !(*this == other);
  71         }
  72
  73 private:
  74         Type    fType;
  75         int32   fWindow;
  76         int32   fWindowElement;
  77 };
  78
  79
  80 #endif  // CLICK_TARGET_H