src/Util.cc (raw)
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// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*- // Util.cc for Blackbox - an X11 Window manager // Copyright (c) 2002 Sean 'Shaleh' Perry <shaleh@debian.org> // Copyright (c) 1997 - 2000, 2002 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. #ifdef HAVE_CONFIG_H # include "../config.h" #endif // HAVE_CONFIG_H extern "C" { #ifdef HAVE_STRING_H #include <string.h> #endif #ifdef HAVE_STDLIB_H #include <stdlib.h> #endif #ifdef TIME_WITH_SYS_TIME # include <sys/time.h> # include <time.h> #else // !TIME_WITH_SYS_TIME # ifdef HAVE_SYS_TIME_H # include <sys/time.h> # else // !HAVE_SYS_TIME_H # include <time.h> # endif // HAVE_SYS_TIME_H #endif // TIME_WITH_SYS_TIME #ifdef HAVE_UNISTD_H #include <unistd.h> #endif // HAVE_UNISTD_H #if defined(HAVE_PROCESS_H) && defined(__EMX__) # include <process.h> #endif // HAVE_PROCESS_H __EMX__ } #include <X11/Xatom.h> #include <algorithm> #include "Util.hh" using std::string; void Rect::setX(int __x) { _x2 += __x - _x1; _x1 = __x; } void Rect::setY(int __y) { _y2 += __y - _y1; _y1 = __y; } void Rect::setPos(int __x, int __y) { _x2 += __x - _x1; _x1 = __x; _y2 += __y - _y1; _y1 = __y; } void Rect::setWidth(unsigned int __w) { _x2 = __w + _x1 - 1; } void Rect::setHeight(unsigned int __h) { _y2 = __h + _y1 - 1; } void Rect::setSize(unsigned int __w, unsigned int __h) { _x2 = __w + _x1 - 1; _y2 = __h + _y1 - 1; } void Rect::setRect(int __x, int __y, unsigned int __w, unsigned int __h) { *this = Rect(__x, __y, __w, __h); } void Rect::setCoords(int __l, int __t, int __r, int __b) { _x1 = __l; _y1 = __t; _x2 = __r; _y2 = __b; } Rect Rect::operator|(const Rect &a) const { Rect b; b._x1 = std::min(_x1, a._x1); b._y1 = std::min(_y1, a._y1); b._x2 = std::max(_x2, a._x2); b._y2 = std::max(_y2, a._y2); return b; } Rect Rect::operator&(const Rect &a) const { Rect b; b._x1 = std::max(_x1, a._x1); b._y1 = std::max(_y1, a._y1); b._x2 = std::min(_x2, a._x2); b._y2 = std::min(_y2, a._y2); return b; } bool Rect::intersects(const Rect &a) const { return std::max(_x1, a._x1) <= std::min(_x2, a._x2) && std::max(_y1, a._y1) <= std::min(_y2, a._y2); } string expandTilde(const string& s) { if (s[0] != '~') return s; const char* const home = getenv("HOME"); if (home == NULL) return s; return string(home + s.substr(s.find('/'))); } void bexec(const string& command, const string& displaystring) { #ifndef __EMX__ if (! fork()) { setsid(); int ret = putenv(const_cast<char *>(displaystring.c_str())); assert(ret != -1); string cmd = "exec "; cmd += command; execl("/bin/sh", "/bin/sh", "-c", cmd.c_str(), NULL); exit(0); } #else // __EMX__ spawnlp(P_NOWAIT, "cmd.exe", "cmd.exe", "/c", command, NULL); #endif // !__EMX__ } #ifndef HAVE_BASENAME string basename (const string& path) { string::size_type slash = path.rfind('/'); if (slash == string::npos) return path; return path.substr(slash+1); } #endif // HAVE_BASENAME string textPropertyToString(Display *display, XTextProperty& text_prop) { string ret; if (text_prop.value && text_prop.nitems > 0) { ret = (char *) text_prop.value; if (text_prop.encoding != XA_STRING) { text_prop.nitems = strlen((char *) text_prop.value); char **list; int num; if (XmbTextPropertyToTextList(display, &text_prop, &list, &num) == Success && num > 0 && *list) { ret = *list; XFreeStringList(list); } } } return ret; } timeval normalizeTimeval(const timeval &tm) { timeval ret = tm; while (ret.tv_usec < 0) { if (ret.tv_sec > 0) { --ret.tv_sec; ret.tv_usec += 1000000; } else { ret.tv_usec = 0; } } if (ret.tv_usec >= 1000000) { ret.tv_sec += ret.tv_usec / 1000000; ret.tv_usec %= 1000000; } if (ret.tv_sec < 0) ret.tv_sec = 0; return ret; } string itostring(unsigned long i) { if (i == 0) return string("0"); string tmp; for (; i > 0; i /= 10) tmp.insert(tmp.begin(), "0123456789"[i%10]); return tmp; } string itostring(long i) { if (i < 0) { std::string tmp = itostring( (unsigned long) -i); tmp.insert(tmp.begin(), '-'); return tmp; } else return itostring( (unsigned long) i); } |