// KeyUtil.hh for FbTk // Copyright (c) 2003 Henrik Kinnunen (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. // $Id$ #ifndef FBTK_KEYUTIL_HH #define FBTK_KEYUTIL_HH #include <X11/Xlib.h> #include <X11/keysym.h> #include <memory> namespace FbTk { class KeyUtil { public: KeyUtil(); ~KeyUtil(); void init(); static KeyUtil &instance(); /** Grab the specified key */ static void grabKey(unsigned int key, unsigned int mod); /** convert the string to the keysym @return the keysym corresponding to the string, or zero */ static unsigned int getKey(const char *keystr); /** @return the modifier for the modstr else zero on failure. */ static unsigned int getModifier(const char *modstr); /** ungrabs all keys */ static void ungrabKeys(); /** Strip out modifiers we want to ignore @return the cleaned state number */ unsigned int cleanMods(unsigned int mods) { //remove numlock, capslock and scrolllock return mods & ~(capslock() | numlock() ); } /** strip away everything which is actually not a modifier eg, xkb-keyboardgroups are encoded as bit 13 and 14 */ unsigned int isolateModifierMask(unsigned int mods) { return mods & (ShiftMask|LockMask|ControlMask|Mod1Mask|Mod2Mask|Mod3Mask|Mod4Mask|Mod5Mask); } /** Convert the specified key into appropriate modifier mask @return corresponding modifier mask */ static unsigned int keycodeToModmask(unsigned int keycode); int numlock() const { return Mod2Mask; } //m_numlock; } int capslock() const { return LockMask; } //m_capslock; } int scrolllock() const { return Mod5Mask; } //m_scrolllock; } private: void loadModmap(); XModifierKeymap *m_modmap; int m_capslock, m_numlock, m_scrolllock; static std::auto_ptr<KeyUtil> s_keyutil; }; } // end namespace FbTk #endif // FBTK_KEYUTIL_HH