winamp/Src/Wasabi/api/wnd/wndclass/clickwnd.h

#ifndef _CLICKWND_H
#define _CLICKWND_H

// this class defines clicking behavior, i.e. detecting mouse downs and ups
// and doing captures to determine clicks

#include <bfc/common.h>
// benski> CUT: #include <api/wnd/wndclass/backbufferwnd.h>
#include <api/wnd/wndclass/abstractwndhold.h>

#ifdef WASABI_COMPILE_SKIN
#define CLICKWND_PARENT AbstractWndHolder
#else
#define CLICKWND_PARENT ServiceWndHolder
#endif
// benski> CUT: #define CLICKWND_PARENT BackBufferWnd

class NOVTABLE ClickWnd : public CLICKWND_PARENT {

public:
  ClickWnd();
  virtual ~ClickWnd();

  void setHandleRightClick(int tf);
  int getHandleRightClick();

  // override these to get clicks!
  virtual void onLeftPush(int x, int y) {}
  virtual void onRightPush(int x, int y) {}
  virtual void onLeftDoubleClick(int x, int y) {}  
  virtual void onRightDoubleClick(int x, int y) {} 

  virtual void onEnterArea();
  virtual void onLeaveArea();

  virtual void onSetVisible(int show);
  virtual void onCancelCapture();
  virtual int isInClick() { return mousedown; }

protected:
  virtual int onLeftButtonDown(int x, int y);
  virtual int onRightButtonDown(int x, int y);
  virtual int onLeftButtonUp(int x, int y);
  virtual int onRightButtonUp(int x, int y);
  virtual int onMouseMove(int x, int y);

  // override this and return 0 to ignore clicks
  virtual int wantClicks() { return 1; }
  // override this and return 1 to force down-ness
  virtual int userDown() { return 0; }

  virtual int getHilite() { return hilite; }	// mouse is over, period
  virtual int getDown() { return down; }	// mouse is over and pushing down

  int onButtonDown(int which, int x, int y);
  int onButtonUp(int which, int x, int y);
  void _enterCapture();

  virtual int wantClickWndAutoInvalidate() { return 1; }

private:
  void _onEnterArea();
  void _onLeaveArea();

  int button;	// 0 == left, 1 == right, which button was pushed
  int handleRight:1;
  int mousedown:1;
  int mcaptured:1;	// we are capturing the mouse
  int hilite:1;	// mouse is over but not down
  int down:1;
  int areacheck;
};

#endif