Use 32bit visuals when available
This commit is contained in:
LemonBoy
parent
e9086e83b9
commit
4d5f9b60e3
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@ -4,7 +4,7 @@ bar - bar ain't recursive
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=head1 SYNOPSIS
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I<bar> [-h | -g I<width>B<x>I<height>B<+>I<x> | -b | -d | -f I<font> | -a I<alpha>| -p | -u I<pixel> | -B I<color> | -F I<color>]
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I<bar> [-h | -g I<width>B<x>I<height>B<+>I<x> | -b | -d | -f I<font> | -p | -u I<pixel> | -B I<color> | -F I<color>]
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=head1 DESCRIPTION
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@ -48,7 +48,7 @@ Sets the underline width in pixels. The default is 1.
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=item B<-B> I<color>
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Set the background color of the bar. I<color> might be either in hex format (#rrggbb) or in the symbolic name format (eg. white, brightred, darkgray).
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Set the background color of the bar. I<color> might be either in hex format (#aarrggbb) or in the symbolic name format (eg. white, brightred, darkgray). If no compositor such as compton or xcompmgr is running the alpha channel is silently ignored.
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=item B<-F> I<color>
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110
bar.c
110
bar.c
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@ -57,10 +57,11 @@ static xcb_connection_t *c;
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static xcb_screen_t *scr;
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static xcb_drawable_t canvas;
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static xcb_gcontext_t gc[GC_MAX];
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static xcb_visualid_t visual;
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static xcb_colormap_t colormap;
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static monitor_t *monhead, *montail;
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static font_t *main_font, *alt_font;
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static uint32_t attrs = 0;
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static float ba = 1.0f; /* bar alpha */
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static bool dock = false;
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static bool topbar = true;
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static int bw = -1, bh = -1, bx = 0;
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@ -140,16 +141,22 @@ parse_color (const char *str, char **end, const uint32_t def)
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return def;
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}
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/* Hex rapresentation */
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if (str[0] == '#')
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return strtoul(str + 1, end, 16);
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/* Hex representation */
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if (str[0] == '#') {
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errno = 0;
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uint32_t tmp = strtoul(str + 1, end, 16);
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/* Some error checking it's good */
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if (errno)
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return def;
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return tmp;
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}
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/* Actual color name, resolve it */
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str_len = 0;
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while (isalpha(str[str_len]))
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str_len++;
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nc_reply = xcb_alloc_named_color_reply(c, xcb_alloc_named_color(c, scr->default_colormap, str_len, str), NULL);
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nc_reply = xcb_alloc_named_color_reply(c, xcb_alloc_named_color(c, colormap, str_len, str), NULL);
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if (!nc_reply)
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fprintf(stderr, "Could not alloc color \"%.*s\"\n", str_len, str);
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@ -327,7 +334,6 @@ enum {
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NET_WM_STRUT_PARTIAL,
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NET_WM_STRUT,
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NET_WM_STATE,
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NET_WM_WINDOW_OPACITY,
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NET_WM_STATE_STICKY,
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NET_WM_STATE_ABOVE,
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};
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@ -342,7 +348,6 @@ set_ewmh_atoms (void)
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"_NET_WM_STRUT_PARTIAL",
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"_NET_WM_STRUT",
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"_NET_WM_STATE",
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"_NET_WM_WINDOW_OPACITY",
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/* Leave those at the end since are batch-set */
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"_NET_WM_STATE_STICKY",
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"_NET_WM_STATE_ABOVE",
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@ -378,7 +383,6 @@ set_ewmh_atoms (void)
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strut[11] = mon->x + mon->width;
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}
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xcb_change_property(c, XCB_PROP_MODE_REPLACE, mon->window, atom_list[NET_WM_WINDOW_OPACITY], XCB_ATOM_CARDINAL, 32, 1, (const uint32_t []){ (uint32_t)(ba * 0xffffffff) } );
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xcb_change_property(c, XCB_PROP_MODE_REPLACE, mon->window, atom_list[NET_WM_WINDOW_TYPE], XCB_ATOM_ATOM, 32, 1, &atom_list[NET_WM_WINDOW_TYPE_DOCK]);
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xcb_change_property(c, XCB_PROP_MODE_APPEND, mon->window, atom_list[NET_WM_STATE], XCB_ATOM_ATOM, 32, 2, &atom_list[NET_WM_STATE_STICKY]);
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xcb_change_property(c, XCB_PROP_MODE_REPLACE, mon->window, atom_list[NET_WM_DESKTOP], XCB_ATOM_CARDINAL, 32, 1, (const uint32_t []){ -1 } );
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@ -405,17 +409,15 @@ monitor_new (int x, int y, int width, int height)
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int win_y = (topbar ? 0 : height - bh) + y;
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ret->window = xcb_generate_id(c);
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xcb_create_window(c, XCB_COPY_FROM_PARENT, ret->window, scr->root,
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int depth = (visual == scr->root_visual) ? XCB_COPY_FROM_PARENT : 32;
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xcb_create_window(c, depth, ret->window, scr->root,
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x, win_y, width, bh, 0,
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XCB_WINDOW_CLASS_INPUT_OUTPUT, scr->root_visual,
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XCB_CW_BACK_PIXEL | XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK,
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(const uint32_t []){ bgc, dock, XCB_EVENT_MASK_EXPOSURE });
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XCB_WINDOW_CLASS_INPUT_OUTPUT, visual,
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XCB_CW_BACK_PIXEL | XCB_CW_BORDER_PIXEL | XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK | XCB_CW_COLORMAP,
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(const uint32_t []){ bgc, bgc, dock, XCB_EVENT_MASK_EXPOSURE, colormap });
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ret->pixmap = xcb_generate_id(c);
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xcb_create_pixmap(c, scr->root_depth, ret->pixmap, scr->root, width, bh);
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/* Clear the bar */
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fill_rect(ret->pixmap, gc[GC_CLEAR], 0, 0, width, bh);
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xcb_create_pixmap(c, depth, ret->pixmap, ret->window, width, bh);
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return ret;
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}
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@ -603,6 +605,27 @@ get_xinerama_monitors (void)
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monitor_create_chain(rects, screens);
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}
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xcb_visualid_t
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get_visual (void)
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{
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xcb_depth_iterator_t iter;
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iter = xcb_screen_allowed_depths_iterator(scr);
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/* Try to find a RGBA visual */
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while (iter.rem) {
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xcb_visualtype_t *vis = xcb_depth_visuals(iter.data);
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if (iter.data->depth == 32)
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return vis->visual_id;
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xcb_depth_next(&iter);
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}
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/* Fallback to the default one */
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return scr->root_visual;
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}
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void
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xconn (void)
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{
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@ -615,6 +638,12 @@ xconn (void)
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/* Grab infos from the first screen */
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scr = xcb_setup_roots_iterator(xcb_get_setup(c)).data;
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/* Try to get a RGBA visual and build the colormap for that */
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visual = get_visual();
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colormap = xcb_generate_id(c);
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xcb_create_colormap(c, XCB_COLORMAP_ALLOC_NONE, colormap, scr->root, visual);
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}
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void
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@ -640,18 +669,6 @@ init (void)
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if (bh < 0 || bh > scr->height_in_pixels)
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bh = main_font->height + bu + 2;
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ugc = fgc;
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/* Create the gc for drawing */
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gc[GC_DRAW] = xcb_generate_id(c);
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xcb_create_gc(c, gc[GC_DRAW], scr->root, XCB_GC_FOREGROUND | XCB_GC_BACKGROUND, (const uint32_t []){ fgc, bgc });
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gc[GC_CLEAR] = xcb_generate_id(c);
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xcb_create_gc(c, gc[GC_CLEAR], scr->root, XCB_GC_FOREGROUND, (const uint32_t []){ bgc });
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gc[GC_ATTR] = xcb_generate_id(c);
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xcb_create_gc(c, gc[GC_ATTR], scr->root, XCB_GC_FOREGROUND, (const uint32_t []){ ugc });
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/* Generate a list of screens */
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const xcb_query_extension_reply_t *qe_reply;
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@ -688,9 +705,21 @@ init (void)
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/* For WM that support EWMH atoms */
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set_ewmh_atoms();
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/* Make the bar visible */
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for (monitor_t *mon = monhead; mon; mon = mon->next)
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/* Create the gc for drawing */
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gc[GC_DRAW] = xcb_generate_id(c);
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xcb_create_gc(c, gc[GC_DRAW], monhead->pixmap, XCB_GC_FOREGROUND | XCB_GC_BACKGROUND, (const uint32_t []){ fgc, bgc });
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gc[GC_CLEAR] = xcb_generate_id(c);
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xcb_create_gc(c, gc[GC_CLEAR], monhead->pixmap, XCB_GC_FOREGROUND, (const uint32_t []){ bgc });
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gc[GC_ATTR] = xcb_generate_id(c);
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xcb_create_gc(c, gc[GC_ATTR], monhead->pixmap, XCB_GC_FOREGROUND, (const uint32_t []){ ugc });
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/* Make the bar visible and clear the pixmap */
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for (monitor_t *mon = monhead; mon; mon = mon->next) {
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fill_rect(mon->pixmap, gc[GC_CLEAR], 0, 0, mon->width, bh);
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xcb_map_window(c, mon->window);
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}
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xcb_flush(c);
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}
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@ -716,6 +745,8 @@ cleanup (void)
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monhead = next;
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}
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xcb_free_colormap(c, colormap);
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if (gc[GC_DRAW])
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xcb_free_gc(c, gc[GC_DRAW]);
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if (gc[GC_CLEAR])
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@ -824,8 +855,10 @@ main (int argc, char **argv)
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xconn();
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/* B/W combo */
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dbgc = bgc = scr->black_pixel;
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dfgc = fgc = scr->white_pixel;
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dbgc = bgc = parse_color("black", NULL, scr->black_pixel);
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dfgc = fgc = parse_color("white", NULL, scr->white_pixel);
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ugc = fgc;
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char ch;
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while ((ch = getopt(argc, argv, "hg:bdf:a:pu:B:F:")) != -1) {
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@ -837,13 +870,11 @@ main (int argc, char **argv)
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"\t-b Put bar at the bottom of the screen\n"
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"\t-d Force docking (use this if your WM isn't EWMH compliant)\n"
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"\t-f Bar font list, comma separated\n"
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"\t-a Set the bar alpha ranging from 0.0 to 1.0 (requires a compositor)\n"
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"\t-p Don't close after the data ends\n"
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"\t-u Set the underline/overline height in pixels\n"
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"\t-B Set background color in #RRGGBB\n"
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"\t-F Set foreground color in #RRGGBB\n", argv[0]);
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"\t-B Set background color in #AARRGGBB\n"
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"\t-F Set foreground color in #AARRGGBB\n", argv[0]);
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exit (EXIT_SUCCESS);
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case 'a': ba = strtof(optarg, NULL); break;
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case 'g': (void)parse_geometry_string(optarg, geom_v); break;
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case 'p': permanent = true; break;
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case 'b': topbar = false; break;
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@ -860,17 +891,12 @@ main (int argc, char **argv)
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bh = geom_v[1];
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bx = geom_v[2];
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/* Sanitize the arguments */
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/* Check the geometry */
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if (bx >= scr->width_in_pixels || bx + bw > scr->width_in_pixels) {
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fprintf(stderr, "The geometry specified doesn't fit the screen!\n");
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return EXIT_FAILURE;
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}
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if (ba > 1.0f)
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ba = 1.0f;
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if (ba < 0.0f)
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ba = 0.0f;
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/* Do the heavy lifting */
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init();
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/* Get the fd to Xserver */
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