herrie/src/gui_draw.c

   1 /*
   2  * Copyright (c) 2006-2011 Ed Schouten <ed@80386.nl>
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  */
  26 /**
  27  * @file gui_draw.c
  28  * @brief Initialization, destruction and rendering functions for interface.
  29  */
  30
  31 #include "stdinc.h"
  32
  33 #include "config.h"
  34 #include "gui.h"
  35 #include "gui_internal.h"
  36
  37 GMutex *gui_mtx;
  38 int gui_draw_colors;
  39 int gui_draw_ratio;
  40
  41 void
  42 gui_draw_init_pre(void)
  43 {
  44         /* We need the termcap before chroot() */
  45         initscr();
  46 }
  47
  48 void
  49 gui_draw_init_post(void)
  50 {
  51         /* Lock playq from main thread */
  52         gui_mtx = g_mutex_new();
  53
  54 #ifdef PDCURSES
  55         PDC_set_title(APP_NAME);
  56 #endif /* PDCURSES */
  57         nonl();
  58         cbreak();
  59         noecho();
  60         keypad(stdscr, TRUE);
  61         raw();
  62         wnoutrefresh(stdscr);
  63
  64         gui_draw_colors =
  65             config_getopt_bool("gui.color.enabled") && has_colors();
  66         gui_draw_ratio = config_getopt_percentage("gui.ratio");
  67
  68         if (gui_draw_colors) {
  69                 start_color();
  70 #ifdef NCURSES_VERSION
  71                 use_default_colors();
  72 #endif /* NCURSES_VERSION */
  73
  74                 init_pair(GUI_COLOR_BAR,
  75                     config_getopt_color("gui.color.bar.fg"),
  76                     config_getopt_color("gui.color.bar.bg"));
  77                 init_pair(GUI_COLOR_BLOCK,
  78                     config_getopt_color("gui.color.block.fg"),
  79                     config_getopt_color("gui.color.block.bg"));
  80                 init_pair(GUI_COLOR_SELECT,
  81                     config_getopt_color("gui.color.select.fg"),
  82                     config_getopt_color("gui.color.select.bg"));
  83                 init_pair(GUI_COLOR_DESELECT,
  84                     config_getopt_color("gui.color.deselect.fg"),
  85                     config_getopt_color("gui.color.deselect.bg"));
  86                 init_pair(GUI_COLOR_MARKED,
  87                     config_getopt_color("gui.color.marked.fg"),
  88                     config_getopt_color("gui.color.marked.bg"));
  89         }
  90
  91         gui_msgbar_init();
  92         gui_playq_init();
  93         gui_browser_init();
  94         gui_draw_done();
  95 }
  96
  97 void
  98 gui_draw_init_abort(void)
  99 {
 100         endwin();
 101 }
 102
 103 void
 104 gui_draw_destroy(void)
 105 {
 106         gui_lock();
 107         gui_msgbar_destroy();
 108         gui_playq_destroy();
 109         gui_browser_destroy();
 110
 111         endwin();
 112         gui_unlock();
 113 }
 114
 115 void
 116 gui_draw_resize(void)
 117 {
 118         gui_lock();
 119         wnoutrefresh(stdscr);
 120         gui_unlock();
 121         gui_msgbar_resize();
 122         gui_playq_resize();
 123         gui_browser_resize();
 124         gui_draw_done();
 125 }
 126
 127 int
 128 gui_draw_color_number(const char *name)
 129 {
 130         if (strcmp(name, "black") == 0)
 131                 return (COLOR_BLACK);
 132         else if (strcmp(name, "red") == 0)
 133                 return (COLOR_RED);
 134         else if (strcmp(name, "green") == 0)
 135                 return (COLOR_GREEN);
 136         else if (strcmp(name, "yellow") == 0)
 137                 return (COLOR_YELLOW);
 138         else if (strcmp(name, "blue") == 0)
 139                 return (COLOR_BLUE);
 140         else if (strcmp(name, "magenta") == 0)
 141                 return (COLOR_MAGENTA);
 142         else if (strcmp(name, "cyan") == 0)
 143                 return (COLOR_CYAN);
 144         else if (strcmp(name, "white") == 0)
 145                 return (COLOR_WHITE);
 146 #ifdef NCURSES_VERSION
 147         else if (strcmp(name, "default") == 0)
 148                 return (-1);
 149 #endif /* NCURSES_VERSION */
 150
 151         return (-2);
 152 }
 153
 154 void
 155 gui_draw_done(void)
 156 {
 157         gui_msgbar_refresh();
 158         gui_lock();
 159         doupdate();
 160         gui_unlock();
 161 }