src/preferences/screensaver/ScreenCornerSelector.h

   1 /*
   2  * Copyright 2003-2013 Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Michael Phipps
   7  *              Axel Dörfler, axeld@pinc-software.de
   8  */
   9 #ifndef SCREEN_CORNER_SELECTOR_H
  10 #define SCREEN_CORNER_SELECTOR_H
  11
  12
  13 #include <Control.h>
  14
  15
  16 #include "ScreenSaverSettings.h"
  17
  18
  19 class ScreenCornerSelector : public BControl {
  20 public:
  21                                                                 ScreenCornerSelector(BRect frame,
  22                                                                         const char *name, BMessage* message,
  23                                                                         uint32 resizingMode);
  24
  25         virtual void                            Draw(BRect updateRect);
  26         virtual void                            MouseDown(BPoint point);
  27         virtual void                            MouseUp(BPoint point);
  28         virtual void                            MouseMoved(BPoint where, uint32 transit,
  29                                                                         const BMessage* dragMessage);
  30         virtual void                            KeyDown(const char* bytes, int32 numBytes);
  31
  32         virtual void                            SetValue(int32 value);
  33         virtual int32                           Value();
  34
  35                         void                            SetCorner(screen_corner corner);
  36                         screen_corner           Corner() const;
  37
  38 private:
  39                         BRect                           _MonitorFrame() const;
  40                         BRect                           _InnerFrame(BRect monitorFrame) const;
  41                         BRect                           _CenterFrame(BRect innerFrame) const;
  42                         void                            _DrawStop(BRect innerFrame);
  43                         void                            _DrawArrow(BRect innerFrame);
  44                         screen_corner           _ScreenCorner(BPoint point,
  45                                                                         screen_corner previous) const;
  46
  47                         screen_corner           fCurrentCorner;
  48                         int32                           fPreviousCorner;
  49 };
  50
  51
  52 #endif  // SCREEN_CORNER_SELECTOR_H