widgets/textbox.c

   1 /*
   2  * textbox.c - text box widget
   3  *
   4  * Copyright © 2007 Aldo Cortesi <aldo@nullcube.com>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program; if not, write to the Free Software Foundation, Inc.,
  18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  */
  21
  22 #include "widget.h"
  23 #include "screen.h"
  24 #include "common/util.h"
  25
  26 extern AwesomeConf globalconf;
  27
  28 typedef struct
  29 {
  30     char *text;
  31     int width;
  32     Alignment align;
  33     XColor fg;
  34     XColor bg;
  35 } Data;
  36
  37 static int
  38 textbox_draw(Widget *widget, DrawCtx *ctx, int offset, int used)
  39 {
  40     Data *d = widget->data;
  41
  42     if(d->width)
  43         widget->area.width = d->width;
  44     else
  45         widget->area.width = MIN(draw_textwidth(ctx->display, widget->font, d->text),
  46                                  widget->statusbar->width - used);
  47
  48     widget->area.height = widget->statusbar->height;
  49
  50     if(!widget->user_supplied_x)
  51         widget->area.x = widget_calculate_offset(widget->statusbar->width,
  52                                                  widget->area.width,
  53                                                  offset,
  54                                                  widget->alignment);
  55     if(!widget->user_supplied_y)
  56         widget->area.y = 0;
  57
  58     draw_text(ctx, widget->area, d->align, 0, widget->font, d->text, d->fg, d->bg);
  59
  60     return widget->area.width;
  61 }
  62
  63 static void
  64 textbox_tell(Widget *widget, char *command)
  65 {
  66     char *ntok, *tok;
  67     ssize_t command_len = a_strlen(command);
  68     int i = 0, phys_screen = get_phys_screen(widget->statusbar->screen);
  69
  70     Data *d = widget->data;
  71     if (d->text)
  72         p_delete(&d->text);
  73
  74     for (i = 0, tok = command; tok && i < 2 && *tok == '#'; i++)
  75     {
  76         ntok = strchr(tok, ' ');
  77         if((!ntok && command_len - (tok - command) == 7) ||
  78            ntok - tok == 7)
  79         {
  80             if(ntok)
  81                 *ntok = 0;
  82             if(!i)
  83                 draw_color_new(globalconf.display, phys_screen, tok, &d->fg);
  84             else
  85                 draw_color_new(globalconf.display, phys_screen, tok, &d->bg);
  86             if (ntok)
  87                 *ntok = ' ';
  88             tok = ntok + (ntok != NULL);
  89         }
  90         else
  91             break;
  92     }
  93     d->text = a_strdup(tok);
  94 }
  95
  96 Widget *
  97 textbox_new(Statusbar *statusbar, cfg_t *config)
  98 {
  99     Widget *w;
 100     Data *d;
 101     char *buf;
 102
 103     w = p_new(Widget, 1);
 104     widget_common_new(w, statusbar, config);
 105     w->draw = textbox_draw;
 106     w->tell = textbox_tell;
 107     w->alignment = draw_get_align(cfg_getstr(config, "align"));
 108
 109     w->data = d = p_new(Data, 1);
 110
 111     if((buf = cfg_getstr(config, "fg")))
 112         draw_color_new(globalconf.display, get_phys_screen(statusbar->screen), buf, &d->fg);
 113     else
 114         d->fg = globalconf.screens[statusbar->screen].colors_normal[ColFG];
 115
 116     if((buf = cfg_getstr(config, "bg")))
 117         draw_color_new(globalconf.display, get_phys_screen(statusbar->screen), buf, &d->bg);
 118     else
 119         d->bg = globalconf.screens[statusbar->screen].colors_normal[ColBG];
 120
 121     d->width = cfg_getint(config, "width");
 122     d->align = draw_get_align(cfg_getstr(config, "text_align"));
 123
 124     if((buf = cfg_getstr(config, "font")))
 125         w->font = XftFontOpenName(globalconf.display, get_phys_screen(statusbar->screen), buf);
 126
 127     if(!w->font)
 128         w->font = globalconf.screens[statusbar->screen].font;
 129
 130     d->text = a_strdup(cfg_getstr(config, "text"));
 131
 132     return w;
 133 }
 134 // vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80