statusbar.c

   1 /*
   2  * draw.c - draw functions
   3  *
   4  * Copyright © 2007 Julien Danjou <julien@danjou.info>
   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 <stdio.h>
  23
  24 #include "layout.h"
  25 #include "statusbar.h"
  26 #include "draw.h"
  27 #include "screen.h"
  28 #include "util.h"
  29 #include "layouts/tile.h"
  30
  31 /** Check if at least a client is tagged with tag number t and is on screen
  32  * screen
  33  * \param t tag number
  34  * \param screen screen number
  35  * \return True or False
  36  */
  37 static Bool
  38 isoccupied(Client **head, unsigned int t, int screen)
  39 {
  40     Client *c;
  41
  42     for(c = *head; c; c = c->next)
  43         if(c->tags[t] && c->screen == screen)
  44             return True;
  45     return False;
  46 }
  47
  48 void
  49 drawstatusbar(Display *disp, awesome_config * awesomeconf)
  50 {
  51     int z, i, x = 0, y = 0, w;
  52
  53     for(i = 0; i < awesomeconf->ntags; i++)
  54     {
  55         w = textwidth(disp, awesomeconf->font,
  56                       awesomeconf->tags[i].name, a_strlen(awesomeconf->tags[i].name))
  57             + awesomeconf->font->height;
  58         if(awesomeconf->tags[i].selected)
  59         {
  60             drawtext(disp, awesomeconf->phys_screen,
  61                      x, y, w,
  62                      awesomeconf->statusbar.height,
  63                      awesomeconf->statusbar.drawable,
  64                      awesomeconf->statusbar.width,
  65                      awesomeconf->statusbar.height,
  66                      awesomeconf->font,
  67                      awesomeconf->tags[i].name, awesomeconf->colors_selected);
  68             if(isoccupied(awesomeconf->clients, i, awesomeconf->screen))
  69                 drawrectangle(disp, awesomeconf->phys_screen,
  70                               x, y,
  71                               (awesomeconf->font->height + 2) / 4,
  72                               (awesomeconf->font->height + 2) / 4,
  73                               awesomeconf->statusbar.drawable,
  74                               awesomeconf->statusbar.width,
  75                               awesomeconf->statusbar.height,
  76                               *awesomeconf->client_sel && (*awesomeconf->client_sel)->tags[i],
  77                               awesomeconf->colors_selected[ColFG]);
  78         }
  79         else
  80         {
  81             drawtext(disp, awesomeconf->phys_screen,
  82                      x, y, w,
  83                      awesomeconf->statusbar.height,
  84                      awesomeconf->statusbar.drawable,
  85                      awesomeconf->statusbar.width,
  86                      awesomeconf->statusbar.height,
  87                      awesomeconf->font,
  88                      awesomeconf->tags[i].name, awesomeconf->colors_normal);
  89             if(isoccupied(awesomeconf->clients, i, awesomeconf->screen))
  90                 drawrectangle(disp, awesomeconf->phys_screen,
  91                               x, y,
  92                               (awesomeconf->font->height + 2) / 4,
  93                               (awesomeconf->font->height + 2) / 4,
  94                               awesomeconf->statusbar.drawable,
  95                               awesomeconf->statusbar.width,
  96                               awesomeconf->statusbar.height,
  97                               *awesomeconf->client_sel && (*awesomeconf->client_sel)->tags[i],
  98                               awesomeconf->colors_normal[ColFG]);
  99         }
 100         x += w;
 101     }
 102     drawtext(disp, awesomeconf->phys_screen,
 103              x, y, awesomeconf->statusbar.txtlayoutwidth,
 104              awesomeconf->statusbar.height,
 105              awesomeconf->statusbar.drawable,
 106              awesomeconf->statusbar.width,
 107              awesomeconf->statusbar.height,
 108              awesomeconf->font,
 109              awesomeconf->current_layout->symbol, awesomeconf->colors_normal);
 110     z = x + awesomeconf->statusbar.txtlayoutwidth;
 111     w = textwidth(disp, awesomeconf->font, awesomeconf->statustext, a_strlen(awesomeconf->statustext))
 112         + awesomeconf->font->height;
 113     x = awesomeconf->statusbar.width - w;
 114     if(x < z)
 115     {
 116         x = z;
 117         w = awesomeconf->statusbar.width - z;
 118     }
 119     drawtext(disp, awesomeconf->phys_screen,
 120              x, y, w,
 121              awesomeconf->statusbar.height,
 122              awesomeconf->statusbar.drawable,
 123              awesomeconf->statusbar.width,
 124              awesomeconf->statusbar.height,
 125              awesomeconf->font,
 126              awesomeconf->statustext, awesomeconf->colors_normal);
 127     if((w = x - z) > awesomeconf->statusbar.height)
 128     {
 129         x = z;
 130         if(*awesomeconf->client_sel)
 131         {
 132             drawtext(disp, awesomeconf->phys_screen,
 133                      x, y, w,
 134                      awesomeconf->statusbar.height,
 135                      awesomeconf->statusbar.drawable,
 136                      awesomeconf->statusbar.width,
 137                      awesomeconf->statusbar.height,
 138                      awesomeconf->font,
 139                      (*awesomeconf->client_sel)->name, awesomeconf->colors_selected);
 140             if((*awesomeconf->client_sel)->isfloating)
 141                 drawcircle(disp, awesomeconf->phys_screen,
 142                            x, y,
 143                            (awesomeconf->font->height + 2) / 4,
 144                            awesomeconf->statusbar.drawable,
 145                            awesomeconf->statusbar.width,
 146                            awesomeconf->statusbar.height,
 147                            (*awesomeconf->client_sel)->ismax,
 148                            awesomeconf->colors_selected[ColFG]);
 149         }
 150         else if(IS_ARRANGE(0, layout_tile) || IS_ARRANGE(0, layout_tileleft))
 151         {
 152             char buf[256];
 153             snprintf(buf, sizeof(buf), "nmaster: %d ncol: %d mwfact: %.2lf", awesomeconf->nmaster, awesomeconf->ncol, awesomeconf->mwfact);
 154             drawtext(disp, awesomeconf->phys_screen,
 155                      x, y, w,
 156                      awesomeconf->statusbar.height,
 157                      awesomeconf->statusbar.drawable,
 158                      awesomeconf->statusbar.width,
 159                      awesomeconf->statusbar.height,
 160                      awesomeconf->font,
 161                      buf, awesomeconf->colors_normal);
 162         }
 163         else
 164             drawtext(disp, awesomeconf->phys_screen,
 165                      x, y, w,
 166                      awesomeconf->statusbar.height,
 167                      awesomeconf->statusbar.drawable,
 168                      awesomeconf->statusbar.width,
 169                      awesomeconf->statusbar.height,
 170                      awesomeconf->font,
 171                      NULL, awesomeconf->colors_normal);
 172     }
 173     XCopyArea(disp, awesomeconf->statusbar.drawable,
 174               awesomeconf->statusbar.window, DefaultGC(disp, awesomeconf->phys_screen), 0, 0,
 175               awesomeconf->statusbar.width, awesomeconf->statusbar.height, 0, 0);
 176     XSync(disp, False);
 177 }
 178
 179 void
 180 initstatusbar(Display *disp, int screen, Statusbar *statusbar, Cursor cursor, XftFont *font, Layout *layouts, int nlayouts)
 181 {
 182     XSetWindowAttributes wa;
 183     int i, phys_screen = get_phys_screen(disp, screen);
 184     ScreenInfo *si = get_screen_info(disp, screen, NULL);
 185
 186     statusbar->width = si[screen].width;
 187     statusbar->height = font->height + 2;
 188     p_delete(&si);
 189
 190     statusbar->screen = screen;
 191
 192     wa.event_mask = SubstructureRedirectMask | SubstructureNotifyMask
 193         | EnterWindowMask | LeaveWindowMask | StructureNotifyMask;
 194     wa.cursor = cursor;
 195     wa.override_redirect = 1;
 196     wa.background_pixmap = ParentRelative;
 197     wa.event_mask = ButtonPressMask | ExposureMask;
 198     statusbar->window = XCreateWindow(disp, RootWindow(disp, phys_screen), 0, 0,
 199                                       statusbar->width,
 200                                       statusbar->height,
 201                                       0, DefaultDepth(disp, phys_screen), CopyFromParent,
 202                                       DefaultVisual(disp, phys_screen),
 203                                       CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
 204     XDefineCursor(disp, statusbar->window, cursor);
 205     updatebarpos(disp, *statusbar);
 206     XMapRaised(disp, statusbar->window);
 207     statusbar->drawable = XCreatePixmap(disp,
 208                                         RootWindow(disp, phys_screen),
 209                                         statusbar->width,
 210                                         statusbar->height,
 211                                         DefaultDepth(disp, phys_screen));
 212
 213     for(i = 0; i < nlayouts; i++)
 214         statusbar->txtlayoutwidth = MAX(statusbar->txtlayoutwidth,
 215                                         (font->height + textwidth(disp, font, layouts[i].symbol, a_strlen(layouts[i].symbol))));
 216 }
 217
 218 void
 219 updatebarpos(Display *disp, Statusbar statusbar)
 220 {
 221     XEvent ev;
 222     ScreenInfo *si = get_screen_info(disp, statusbar.screen, NULL);
 223
 224     switch (statusbar.position)
 225     {
 226       default:
 227         XMoveWindow(disp, statusbar.window, si[statusbar.screen].x_org, si[statusbar.screen].y_org);
 228         break;
 229       case BarBot:
 230         XMoveWindow(disp, statusbar.window, si[statusbar.screen].x_org, si[statusbar.screen].height - statusbar.height);
 231         break;
 232       case BarOff:
 233         XMoveWindow(disp, statusbar.window, si[statusbar.screen].x_org, si[statusbar.screen].y_org - statusbar.height);
 234         break;
 235     }
 236     p_delete(&si);
 237     XSync(disp, False);
 238     while(XCheckMaskEvent(disp, EnterWindowMask, &ev));
 239 }
 240
 241 void
 242 uicb_togglebar(awesome_config *awesomeconf,
 243                const char *arg __attribute__ ((unused)))
 244 {
 245     if(awesomeconf->statusbar.position == BarOff)
 246         awesomeconf->statusbar.position = (awesomeconf->statusbar_default_position == BarOff) ? BarTop : awesomeconf->statusbar_default_position;
 247     else
 248         awesomeconf->statusbar.position = BarOff;
 249     updatebarpos(awesomeconf->display, awesomeconf->statusbar);
 250     arrange(awesomeconf->display, awesomeconf);
 251 }
 252
 253
 254 void
 255 uicb_setstatustext(awesome_config *awesomeconf, const char *arg)
 256 {
 257     if(!arg)
 258         return;
 259     a_strncpy(awesomeconf->statustext, sizeof(awesomeconf->statustext), arg, a_strlen(arg));
 260
 261     drawstatusbar(awesomeconf->display, awesomeconf);
 262 }
 263 // vim: filetype=c:expandtab:shiftwidth=6:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99