src/FocusableTheme.hh (raw)
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// FocusableTheme.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 FOCUSABLETHEME_HH #define FOCUSABLETHEME_HH #include "Focusable.hh" #include "FbTk/Observer.hh" #include "FbTk/Theme.hh" #include "FbTk/RelaySignal.hh" template <typename BaseTheme> class FocusableTheme: public FbTk::ThemeProxy<BaseTheme>, private FbTk::Observer { public: FocusableTheme(Focusable &win, FbTk::ThemeProxy<BaseTheme> &focused, FbTk::ThemeProxy<BaseTheme> &unfocused): m_win(win), m_focused_theme(focused), m_unfocused_theme(unfocused) { // relay focus signal to reconfig signal FbTk::relaySignal(m_signals, m_win.focusSig(), m_reconfig_sig); m_win.attentionSig().attach(this); m_focused_theme.reconfigSig().attach(this); m_unfocused_theme.reconfigSig().attach(this); } Focusable &win() { return m_win; } const Focusable &win() const { return m_win; } FbTk::ThemeProxy<BaseTheme> &focusedTheme() { return m_focused_theme; } const FbTk::ThemeProxy<BaseTheme> &focusedTheme() const { return m_focused_theme; } FbTk::ThemeProxy<BaseTheme> &unfocusedTheme() { return m_unfocused_theme; } const FbTk::ThemeProxy<BaseTheme> &unfocusedTheme() const { return m_unfocused_theme; } FbTk::Subject &reconfigSig() { return m_reconfig_sig; } const FbTk::Subject &reconfigSig() const { return m_reconfig_sig; } virtual BaseTheme &operator *() { return (m_win.isFocused() || m_win.getAttentionState()) ? *m_focused_theme : *m_unfocused_theme; } virtual const BaseTheme &operator *() const { return (m_win.isFocused() || m_win.getAttentionState()) ? *m_focused_theme : *m_unfocused_theme; } private: void update(FbTk::Subject *subj) { m_reconfig_sig.notify(); } Focusable &m_win; FbTk::ThemeProxy<BaseTheme> &m_focused_theme, &m_unfocused_theme; FbTk::Subject m_reconfig_sig; FbTk::SignalTracker m_signals; }; #endif // FOCUSABLETHEME_HH |