Code

screen: rename screen_refresh() to screen_paint()
[ncmpc.git] / src / main.c
index 27a3a603b0f29871a5644cfc98c26dd290045a96..a5a803f04104163562c514ffa88e9ab7281e2d44 100644 (file)
 #include "command.h"
 #include "ncu.h"
 #include "screen.h"
-#include "screen_utils.h"
 #include "screen_status.h"
+#include "xterm_title.h"
 #include "strfsong.h"
 #include "i18n.h"
 #include "player_command.h"
+#include "keyboard.h"
+#include "lirc.h"
+#include "signals.h"
 
 #ifndef NCMPC_MINI
 #include "conf.h"
 #include "lyrics.h"
 #endif
 
-#ifdef ENABLE_LIRC
-#include "lirc.h"
-#endif
-
 #include <mpd/client.h>
 
 #include <stdlib.h>
@@ -64,7 +63,6 @@ static const guint update_interval = 500;
 static struct mpdclient *mpd = NULL;
 static GMainLoop *main_loop;
 static guint reconnect_source_id, update_source_id;
-static int sigwinch_pipes[2];
 
 #ifndef NCMPC_MINI
 static guint check_key_bindings_source_id;
@@ -77,66 +75,23 @@ update_xterm_title(void)
        const struct mpd_song *song = mpd->song;
 
        char tmp[BUFSIZE];
+       const char *new_title = NULL;
        if (options.xterm_title_format && mpd->playing && song)
-               strfsong(tmp, BUFSIZE, options.xterm_title_format, song);
-       else
-               g_strlcpy(tmp, PACKAGE " version " VERSION, BUFSIZE);
+               new_title = strfsong(tmp, BUFSIZE, options.xterm_title_format, song) > 0
+                       ? tmp
+                       : NULL;
+
+       if (new_title == NULL)
+               new_title = PACKAGE " version " VERSION;
 
        static char title[BUFSIZE];
-       if (strncmp(title, tmp, BUFSIZE)) {
-               g_strlcpy(title, tmp, BUFSIZE);
-               set_xterm_title("%s", title);
+       if (strncmp(title, new_title, BUFSIZE)) {
+               g_strlcpy(title, new_title, BUFSIZE);
+               set_xterm_title(title);
        }
 }
 #endif
 
-#ifndef WIN32
-static void
-catch_sigint(gcc_unused int sig)
-{
-       g_main_loop_quit(main_loop);
-}
-
-
-static void
-catch_sigcont(gcc_unused int sig)
-{
-       char irrelevant = 'a';
-       if (1 != write(sigwinch_pipes[1], &irrelevant, 1))
-               exit(EXIT_FAILURE);
-}
-
-void
-sigstop(void)
-{
-       def_prog_mode();  /* save the tty modes */
-       endwin();         /* end curses mode temporarily */
-       kill(0, SIGSTOP); /* issue SIGSTOP */
-}
-
-static gboolean
-sigwinch_event(gcc_unused GIOChannel *source,
-               gcc_unused GIOCondition condition, gcc_unused gpointer data)
-{
-       char ignoreme[64];
-       if (1 > read(sigwinch_pipes[0], ignoreme, 64))
-               exit(EXIT_FAILURE);
-
-       endwin();
-       refresh();
-       screen_resize(mpd);
-
-       return TRUE;
-}
-
-static void
-catch_sigwinch(gcc_unused int sig)
-{
-       if (1 != write(sigwinch_pipes[1], "", 1))
-               exit(EXIT_FAILURE);
-}
-#endif /* WIN32 */
-
 static gboolean
 timer_mpd_update(gpointer data);
 
@@ -163,11 +118,7 @@ disable_update_timer(void)
 static bool
 should_enable_update_timer(void)
 {
-       return mpd->playing
-#ifndef NCMPC_MINI
-               || options.display_time
-#endif
-               ;
+       return mpd->playing;
 }
 
 static void
@@ -179,9 +130,6 @@ auto_update_timer(void)
                disable_update_timer();
 }
 
-static void
-check_reconnect(void);
-
 static void
 do_mpd_update(void)
 {
@@ -196,9 +144,6 @@ do_mpd_update(void)
 
        screen_update(mpd);
        mpd->events = 0;
-
-       mpdclient_put_connection(mpd);
-       check_reconnect();
 }
 
 static char *
@@ -250,23 +195,11 @@ timer_reconnect(gcc_unused gpointer data)
        g_free(name);
        doupdate();
 
-       mpdclient_disconnect(mpd);
-       mpdclient_connect(mpd, options.host, options.port,
-                         options.timeout_ms,
-                         options.password);
+       mpdclient_connect(mpd);
 
        return FALSE;
 }
 
-static void
-check_reconnect(void)
-{
-       if (mpdclient_is_dead(mpd) && reconnect_source_id == 0)
-               /* reconnect when the connection is lost */
-               reconnect_source_id = g_timeout_add(1000, timer_reconnect,
-                                                   NULL);
-}
-
 void
 mpdclient_connected_callback(void)
 {
@@ -285,8 +218,8 @@ mpdclient_connected_callback(void)
                doupdate();
 
                /* try again after 30 seconds */
-               reconnect_source_id = g_timeout_add(30000,
-                                                   timer_reconnect, NULL);
+               reconnect_source_id =
+                       g_timeout_add_seconds(30, timer_reconnect, NULL);
                return;
        }
 #endif
@@ -308,8 +241,7 @@ mpdclient_failed_callback(void)
        assert(reconnect_source_id == 0);
 
        /* try again in 5 seconds */
-       reconnect_source_id = g_timeout_add(5000,
-                                           timer_reconnect, NULL);
+       reconnect_source_id = g_timeout_add_seconds(5, timer_reconnect, NULL);
 }
 
 void
@@ -319,7 +251,7 @@ mpdclient_lost_callback(void)
 
        screen_update(mpd);
 
-       reconnect_source_id = g_timeout_add(1000, timer_reconnect, NULL);
+       reconnect_source_id = g_timeout_add_seconds(1, timer_reconnect, NULL);
 }
 
 /**
@@ -360,16 +292,15 @@ void end_input_event(void)
        screen_update(mpd);
        mpd->events = 0;
 
-       mpdclient_put_connection(mpd);
-       check_reconnect();
        auto_update_timer();
 }
 
-int do_input_event(command_t cmd)
+bool
+do_input_event(command_t cmd)
 {
        if (cmd == CMD_QUIT) {
                g_main_loop_quit(main_loop);
-               return -1;
+               return false;
        }
 
        screen_cmd(mpd, cmd);
@@ -378,23 +309,7 @@ int do_input_event(command_t cmd)
                /* make sure we don't update the volume yet */
                disable_update_timer();
 
-       return 0;
-}
-
-static gboolean
-keyboard_event(gcc_unused GIOChannel *source,
-              gcc_unused GIOCondition condition,
-              gcc_unused gpointer data)
-{
-       begin_input_event();
-
-       command_t cmd = get_keyboard_command();
-       if (cmd != CMD_NONE)
-               if (do_input_event(cmd) != 0)
-                       return FALSE;
-
-       end_input_event();
-       return TRUE;
+       return true;
 }
 
 #ifndef NCMPC_MINI
@@ -480,59 +395,6 @@ main(int argc, const char *argv[])
        /* parse command line options - 2 pass */
        options_parse(argc, argv);
 
-#ifndef WIN32
-       /* setup signal behavior - SIGINT */
-       struct sigaction act;
-       sigemptyset(&act.sa_mask);
-       act.sa_flags = 0;
-       act.sa_handler = catch_sigint;
-       if (sigaction(SIGINT, &act, NULL) < 0) {
-               perror("signal");
-               exit(EXIT_FAILURE);
-       }
-
-       /* setup signal behavior - SIGTERM */
-
-       act.sa_handler = catch_sigint;
-       if (sigaction(SIGTERM, &act, NULL) < 0) {
-               perror("sigaction()");
-               exit(EXIT_FAILURE);
-       }
-
-       /* setup signal behavior - SIGCONT */
-
-       act.sa_handler = catch_sigcont;
-       if (sigaction(SIGCONT, &act, NULL) < 0) {
-               perror("sigaction(SIGCONT)");
-               exit(EXIT_FAILURE);
-       }
-
-       /* setup signal behaviour - SIGHUP*/
-
-       act.sa_handler = catch_sigint;
-       if (sigaction(SIGHUP, &act, NULL) < 0) {
-               perror("sigaction(SIGHUP)");
-               exit(EXIT_FAILURE);
-       }
-
-       /* setup SIGWINCH */
-
-       act.sa_flags = SA_RESTART;
-       act.sa_handler = catch_sigwinch;
-       if (sigaction(SIGWINCH, &act, NULL) < 0) {
-               perror("sigaction(SIGWINCH)");
-               exit(EXIT_FAILURE);
-       }
-
-       /* ignore SIGPIPE */
-
-       act.sa_handler = SIG_IGN;
-       if (sigaction(SIGPIPE, &act, NULL) < 0) {
-               perror("sigaction(SIGPIPE)");
-               exit(EXIT_FAILURE);
-       }
-#endif
-
        ncu_init();
 
 #ifdef ENABLE_LYRICS_SCREEN
@@ -540,7 +402,9 @@ main(int argc, const char *argv[])
 #endif
 
        /* create mpdclient instance */
-       mpd = mpdclient_new();
+       mpd = mpdclient_new(options.host, options.port,
+                           options.timeout_ms,
+                           options.password);
 
        /* initialize curses */
        screen_init(mpd);
@@ -549,38 +413,24 @@ main(int argc, const char *argv[])
        main_loop = g_main_loop_new(NULL, FALSE);
 
        /* watch out for keyboard input */
-       GIOChannel *keyboard_channel = g_io_channel_unix_new(STDIN_FILENO);
-       g_io_add_watch(keyboard_channel, G_IO_IN, keyboard_event, NULL);
-       g_io_channel_unref(keyboard_channel);
+       keyboard_init();
 
-#ifdef ENABLE_LIRC
        /* watch out for lirc input */
        ncmpc_lirc_init();
-#endif
 
-#ifndef WIN32
-       if (!pipe(sigwinch_pipes) &&
-               !fcntl(sigwinch_pipes[1], F_SETFL, O_NONBLOCK)) {
-               GIOChannel *sigwinch_channel = g_io_channel_unix_new(sigwinch_pipes[0]);
-               g_io_add_watch(sigwinch_channel, G_IO_IN, sigwinch_event, NULL);
-               g_io_channel_unref(sigwinch_channel);
-       }
-       else {
-               perror("sigwinch pipe creation failed");
-               exit(EXIT_FAILURE);
-       }
-#endif
+       signals_init(main_loop, mpd);
 
        /* attempt to connect */
-       reconnect_source_id = g_timeout_add(1, timer_reconnect, NULL);
+       reconnect_source_id = g_idle_add(timer_reconnect, NULL);
 
        auto_update_timer();
 
 #ifndef NCMPC_MINI
-       check_key_bindings_source_id = g_timeout_add(10000, timer_check_key_bindings, NULL);
+       check_key_bindings_source_id =
+               g_timeout_add_seconds(10, timer_check_key_bindings, NULL);
 #endif
 
-       screen_paint(mpd);
+       screen_paint(mpd, true);
 
        g_main_loop_run(main_loop);
        g_main_loop_unref(main_loop);
@@ -599,12 +449,8 @@ main(int argc, const char *argv[])
                g_source_remove(check_key_bindings_source_id);
 #endif
 
-       close(sigwinch_pipes[0]);
-       close(sigwinch_pipes[1]);
-
-#ifdef ENABLE_LIRC
+       signals_deinit();
        ncmpc_lirc_deinit();
-#endif
 
        screen_exit();
 #ifndef NCMPC_MINI