Task 2.0.0 Code Salvage
This commit is contained in:
Paul Beckingham
138
src/ui/Clock.cpp
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138
src/ui/Clock.cpp
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////////////////////////////////////////////////////////////////////////////////
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// task - a command line task list manager.
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//
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// Copyright 2006 - 2010, Paul Beckingham.
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// All rights reserved.
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//
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// This program is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free Software
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// Foundation; either version 2 of the License, or (at your option) any later
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// version.
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//
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// This program is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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// details.
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//
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// You should have received a copy of the GNU General Public License along with
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// this program; if not, write to the
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//
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// Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor,
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// Boston, MA
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// 02110-1301
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// USA
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//
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////////////////////////////////////////////////////////////////////////////////
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#include <string.h>
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#include <unistd.h>
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#include <signal.h>
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#include <time.h>
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#include "log.h"
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#include "Clock.h"
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#include "Context.h"
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// Constriction point for ncurses calls.
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extern pthread_mutex_t conch;
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extern Context context;
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static int refreshDelay; // Override with ui.clock.refresh
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////////////////////////////////////////////////////////////////////////////////
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// This thread sleeps and updates the time every second.
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static void tick (int* arg)
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{
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Clock* c = (Clock*) arg;
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while (c)
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{
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sleep (refreshDelay);
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// If the element is deinitialized the window goes away, but the thread does
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// not. Protect against an attempted redraw of a dead window.
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if (c->window != NULL)
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c->redraw ();
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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// Create thread to track time.
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Clock::Clock ()
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{
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refreshDelay = context.config.getInteger ("ui.clock.refresh");
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logWrite ("Clock::Clock refreshDelay=%d", refreshDelay);
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pthread_create (&ticker, NULL, (void*(*)(void*)) tick, (void*) this);
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}
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////////////////////////////////////////////////////////////////////////////////
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Clock::~Clock ()
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{
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pthread_kill (ticker, SIGQUIT);
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}
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////////////////////////////////////////////////////////////////////////////////
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void Clock::redraw ()
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{
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logWrite ("Clock::redraw");
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time_t now;
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time (&now);
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struct tm* t = localtime (&now);
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// TODO Load these from config.
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const char* formats[] =
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{
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// These should remain sorted from longest
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// to shortest, in their expanded form,
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// shown below.
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" %A %e %B %Y, wk%U, %H:%M:%S %z ", // " Sunday 18 October 2009, wk42, 22:42:39 -0400 "
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" %A %e %B %Y, wk%U, %H:%M:%S %Z ", // " Sunday 18 October 2009, wk42, 22:42:39 EDT "
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" %A %e %B %Y wk%U, %H:%M:%S %Z ", // " Sunday 18 October 2009 wk42, 22:42:39 EDT "
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" %A %e %B %Y wk%U %H:%M:%S %Z ", // " Sunday 18 October 2009 wk42 22:42:39 EDT "
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" %A %e %B %Y, wk%U, %H:%M:%S ", // " Sunday 18 October 2009, wk42, 22:42:39 "
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" %A %e %B %Y, wk%U, %H:%M:%S ", // " Sunday 18 October 2009, wk42, 22:42:39 "
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" %A %e %B %Y wk%U, %H:%M:%S ", // " Sunday 18 October 2009 wk42, 22:42:39 "
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" %A %e %B %Y wk%U %H:%M:%S ", // " Sunday 18 October 2009 wk42 22:42:39 "
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" %A %e %b %Y,wk%U, %H:%M:%S ", // " Sunday 18 Oct 2009, wk42, 22:42:39 "
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" %A %e %b %Y wk%U, %H:%M:%S ", // " Sunday 18 Oct 2009 wk42, 22:42:39 "
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" %A %e %b %Y wk%U %H:%M:%S ", // " Sunday 18 Oct 2009 wk42 22:42:39 "
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" %a %e %b %Y, wk%U, %H:%M:%S ", // " Sun 18 Oct 2009, wk42, 22:42:39 "
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" %a %e %b %Y wk%U, %H:%M:%S ", // " Sun 18 Oct 2009 wk42, 22:42:39 "
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" %a %e %b %Y, %H:%M:%S ", // " Sun 18 Oct 2009, 22:42:39 "
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" %a %e %b %Y %H:%M:%S ", // " Sun 18 Oct 2009 22:42:39 "
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" %a %e %b, %H:%M:%S ", // " Sun 18 Oct, 22:42:39 "
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" %a %e %b %H:%M:%S ", // " Sun 18 Oct 22:42:39 "
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" %e %b, %H:%M:%S ", // " 18 Oct, 22:42:39 "
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" %e %b %H:%M:%S ", // " 18 Oct 22:42:39 "
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" %H:%M:%S ", // " 22:42:39 "
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"%H:%M:%S", // "22:42:39"
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" %H:%M ", // " 22:42 "
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"%H:%M", // "22:42"
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"",
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};
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// TODO %U (Sun), $W (Mon)
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// TODO i18n "wk"
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// Render them all, but only keep the longest one that fits.
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std::string keeper = "";
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char buffer[128];
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for (int i = 0; formats[i][0]; ++i)
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{
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strftime (buffer, 128, formats[i], t);
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size_t len = strlen (buffer);
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if (len <= (size_t) width && len > keeper.length ())
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keeper = buffer;
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}
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pthread_mutex_lock (&conch);
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wbkgd (window, COLOR_PAIR (5));
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wbkgdset (window, COLOR_PAIR(5) | A_DIM);
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mvwaddstr (window, 0, width - keeper.length (), keeper.c_str ());
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wrefresh (window);
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pthread_mutex_unlock (&conch);
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}
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////////////////////////////////////////////////////////////////////////////////
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