// WindowMenuAccessor.hh // Copyright (c) 2008 Fluxbox Team (fluxgen at fluxbox dot org) // // 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 WINDOW_MENU_ACCESSOR_HH #define WINDOW_MENU_ACCESSOR_HH #include "FbTk/Accessor.hh" #include "FbMenu.hh" /// accesses values in current window template <typename Ret, typename Def=Ret> class WindowMenuAccessor: public FbTk::Accessor<Ret> { public: typedef Ret (FluxboxWindow:: *Getter)() const; typedef void (FluxboxWindow:: *Setter)(Ret); WindowMenuAccessor(Getter g, Setter s, Def def): m_getter(g), m_setter(s), m_def(def) { } operator Ret() const { FluxboxWindow *fbwin = FbMenu::window(); return fbwin ? (fbwin->*m_getter)() : m_def; } FbTk::Accessor<Ret> &operator =(const Ret &val) { FluxboxWindow *fbwin = FbMenu::window(); if (fbwin) (fbwin->*m_setter)(val); return *this; } private: Getter m_getter; Setter m_setter; Def m_def; }; /// same as above but only reads template <typename Ret, typename Def=Ret> class ConstWindowMenuAccessor: public FbTk::Accessor<Ret> { public: typedef Ret (FluxboxWindow:: *Getter)() const; ConstWindowMenuAccessor(Getter g, Def def): m_getter(g), m_def(def) { } operator Ret() const { FluxboxWindow *fbwin = FbMenu::window(); return fbwin ? (fbwin->*m_getter)() : m_def; } FbTk::Accessor<Ret> &operator =(const Ret &val) { return *this; } private: Getter m_getter; Def m_def; }; #endif // WINDOW_MENU_ACCESSOR_HH