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+// -*- mode: C++; indent-tabs-mode: nil; -*-
+// Slit.hh for Blackbox - an X11 Window manager
+// Copyright (c) 2001 - 2002 Sean 'Shaleh' Perry <shaleh@debian.org>
+// Copyright (c) 1997 - 2000 Brad Hughes (bhughes@tcac.net)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+#ifndef   __Slit_hh
+#define   __Slit_hh
+
+extern "C" {
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+}
+
+#include <list>
+
+#include "Screen.hh"
+#include "Basemenu.hh"
+
+// forward declaration
+class Slit;
+class Slitmenu;
+
+class Slitmenu : public Basemenu {
+private:
+  class Directionmenu : public Basemenu {
+  private:
+    Directionmenu(const Directionmenu&);
+    Directionmenu& operator=(const Directionmenu&);
+
+  protected:
+    virtual void itemSelected(int button, unsigned int index);
+
+  public:
+    Directionmenu(Slitmenu *sm);
+  };
+
+  class Placementmenu : public Basemenu {
+  private:
+    Placementmenu(const Placementmenu&);
+    Placementmenu& operator=(const Placementmenu&);
+
+  protected:
+    virtual void itemSelected(int buton, unsigned int index);
+
+  public:
+    Placementmenu(Slitmenu *sm);
+  };
+
+  Directionmenu *directionmenu;
+  Placementmenu *placementmenu;
+
+  Slit *slit;
+
+  friend class Directionmenu;
+  friend class Placementmenu;
+  friend class Slit;
+
+  Slitmenu(const Slitmenu&);
+  Slitmenu& operator=(const Slitmenu&);
+
+protected:
+  virtual void itemSelected(int button, unsigned int index);
+  virtual void internal_hide(void);
+
+public:
+  Slitmenu(Slit *sl);
+  virtual ~Slitmenu(void);
+
+  inline Basemenu *getDirectionmenu(void) { return directionmenu; }
+  inline Basemenu *getPlacementmenu(void) { return placementmenu; }
+
+  void reconfigure(void);
+};
+
+
+class Slit : public TimeoutHandler {
+public:
+  struct SlitClient {
+    Window window, client_window, icon_window;
+
+    Rect rect;
+  };
+
+private:
+  typedef std::list<SlitClient*> SlitClientList;
+
+  bool on_top, hidden, do_auto_hide;
+  Display *display;
+
+  Blackbox *blackbox;
+  BScreen *screen;
+  BTimer *timer;
+  Strut strut;
+
+  SlitClientList clientList;
+  Slitmenu *slitmenu;
+
+  struct SlitFrame {
+    Pixmap pixmap;
+    Window window;
+
+    int x_hidden, y_hidden;
+    Rect rect;
+  } frame;
+
+  void updateStrut(void);
+
+  friend class Slitmenu;
+  friend class Slitmenu::Directionmenu;
+  friend class Slitmenu::Placementmenu;
+
+  Slit(const Slit&);
+  Slit& operator=(const Slit&);
+
+public:
+  Slit(BScreen *scr);
+  virtual ~Slit(void);
+
+  inline bool isOnTop(void) const { return on_top; }
+  inline bool isHidden(void) const { return hidden; }
+  inline bool doAutoHide(void) const { return do_auto_hide; }
+
+  inline Slitmenu *getMenu(void) { return slitmenu; }
+
+  inline Window getWindowID(void) const { return frame.window; }
+
+  inline int getX(void) const
+  { return ((hidden) ? frame.x_hidden : frame.rect.x()); }
+  inline int getY(void) const
+  { return ((hidden) ? frame.y_hidden : frame.rect.y()); }
+
+  inline unsigned int getWidth(void) const { return frame.rect.width(); }
+  inline unsigned int getExposedWidth(void) const {
+    if (screen->getSlitDirection() == Vertical && do_auto_hide)
+      return screen->getBevelWidth();
+    return frame.rect.width();
+  }
+  inline unsigned int getHeight(void) const { return frame.rect.height(); }
+  inline unsigned int getExposedHeight(void) const {
+    if (screen->getSlitDirection() == Horizontal && do_auto_hide)
+      return screen->getBevelWidth();
+    return frame.rect.height();
+  }
+
+  void addClient(Window w);
+  void removeClient(SlitClient *client, bool remap = True);
+  void removeClient(Window w, bool remap = True);
+  void reconfigure(void);
+  void updateSlit(void);
+  void reposition(void);
+  void shutdown(void);
+  void toggleAutoHide(void);
+
+  void buttonPressEvent(XButtonEvent *e);
+  void enterNotifyEvent(XCrossingEvent * /*unused*/);
+  void leaveNotifyEvent(XCrossingEvent * /*unused*/);
+  void configureRequestEvent(XConfigureRequestEvent *e);
+  void unmapNotifyEvent(XUnmapEvent *e);
+
+  virtual void timeout(void);
+
+  enum { Vertical = 1, Horizontal };
+  enum { TopLeft = 1, CenterLeft, BottomLeft, TopCenter, BottomCenter,
+         TopRight, CenterRight, BottomRight };
+};
+
+
+#endif // __Slit_hh