src/FocusableList.hh (raw)
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// FocusableList.hh // Copyright (c) 2007 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 FOCUSABLELIST_HH #define FOCUSABLELIST_HH #include "FbTk/NotCopyable.hh" #include "FbTk/Observer.hh" #include "FbTk/Subject.hh" #include "FbTk/Signal.hh" #include "ClientPattern.hh" #include <list> #include <string> #include <memory> class BScreen; class Focusable; class WinClient; class FluxboxWindow; class FocusableList: public FbTk::Observer, private FbTk::NotCopyable, private FbTk::SignalTracker { public: typedef std::list<Focusable *> Focusables; /// list option bits enum { LIST_GROUPS = 0x01, //< list groups instead of clients STATIC_ORDER = 0x02 ///< use creation order instead of focused order }; FocusableList(BScreen &scr): m_pat(0), m_parent(0), m_screen(scr) { } FocusableList(BScreen &scr, const std::string pat); FocusableList(BScreen &scr, const FocusableList &parent, const std::string pat); static void parseArgs(const std::string &in, int &opts, std::string &out); static const FocusableList *getListFromOptions(BScreen &scr, int opts); void update(FbTk::Subject *subj); /// functions for modifying the list contents void pushFront(Focusable &win); void pushBack(Focusable &win); void moveToFront(Focusable &win); void moveToBack(Focusable &win); void remove(Focusable &win); /// accessor for list Focusables &clientList() { return m_list; } const Focusables &clientList() const { return m_list; } /// does the list contain any windows? bool empty() const { return m_list.empty(); } /// does the list contain the given window? bool contains(const Focusable &win) const; /// find the first window matching the pattern Focusable *find(const ClientPattern &pattern) const; /** @name signals @{ */ FbTk::Subject &orderSig() { return m_ordersig; } const FbTk::Subject &orderSig() const { return m_ordersig; } FbTk::Subject &addSig() { return m_addsig; } const FbTk::Subject &addSig() const { return m_addsig; } FbTk::Subject &removeSig() { return m_removesig; } const FbTk::Subject &removeSig() const { return m_removesig; } FbTk::Subject &resetSig() { return m_resetsig; } const FbTk::Subject &resetSig() const { return m_resetsig; } /** @} */ // end group signals /** * Signaling object to attatch observers to. */ class FocusableListSubject: public FbTk::Subject { public: explicit FocusableListSubject(): m_win(0) { } void notify(Focusable *win) { m_win = win; FbTk::Subject::notify(); } /// @return context for this signal Focusable *win() { return m_win; } private: Focusable *m_win; }; private: void init(); void addMatching(); void checkUpdate(Focusable &win); bool insertFromParent(Focusable &win); void attachSignals(Focusable &win); void detachSignals(Focusable &win); void reset(); void attachChild(FocusableList &child) const; void workspaceChanged(BScreen &screen); void focusedWindowChanged(BScreen &screen, FluxboxWindow *win, WinClient *client); /// Title has changed for a window /// @param win The window that title changed for. void updateTitle(Focusable& win); std::auto_ptr<ClientPattern> m_pat; const FocusableList *m_parent; BScreen &m_screen; std::list<Focusable *> m_list; mutable FocusableListSubject m_ordersig, m_addsig, m_removesig, m_resetsig; typedef std::map<Focusable*, FbTk::SignalTracker::TrackID> SignalMap; SignalMap m_signal_map; }; #endif // FOCUSABLELIST_HH |