From: Daniel Liu Date: Thu, 10 Sep 2020 20:46:13 +0000 (-0400) Subject: applied center patch X-Git-Url: https://git.danieliu.xyz/?a=commitdiff_plain;h=21b8820456efed37749f3d4df9cee009cde6599b;p=dmenu.git applied center patch --- diff --git a/config.def.h b/config.def.h index 1edb647..d041d6f 100644 --- a/config.def.h +++ b/config.def.h @@ -2,6 +2,8 @@ /* Default settings; can be overriden by command line. */ static int topbar = 1; /* -b option; if 0, dmenu appears at bottom */ +static int centered = 1; /* -c option; centers dmenu on screen */ +static int min_width = 500; /* minimum width when centered */ /* -fn option overrides fonts[0]; default X11 font or font set */ static const char *fonts[] = { "monospace:size=10" diff --git a/dmenu.1 b/dmenu.1 index 323f93c..c036baa 100644 --- a/dmenu.1 +++ b/dmenu.1 @@ -40,6 +40,9 @@ which lists programs in the user's $PATH and runs the result in their $SHELL. .B \-b dmenu appears at the bottom of the screen. .TP +.B \-c +dmenu appears centered on the screen. +.TP .B \-f dmenu grabs the keyboard before reading stdin if not reading from a tty. This is faster, but will lock up X until stdin reaches end\-of\-file. diff --git a/dmenu.c b/dmenu.c index 96b2581..8862150 100644 --- a/dmenu.c +++ b/dmenu.c @@ -94,6 +94,15 @@ calcoffsets(void) break; } +static int +max_textw(void) +{ + int len = 0; + for (struct item *item = items; item && item->text; item++) + len = MAX(TEXTW(item->text), len); + return len; +} + static void cleanup(void) { @@ -621,6 +630,7 @@ setup(void) bh = drw->fonts->h + 2; lines = MAX(lines, 0); mh = (lines + 1) * bh; + promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0; #ifdef XINERAMA i = 0; if (parentwin == root && (info = XineramaQueryScreens(dpy, &n))) { @@ -647,9 +657,16 @@ setup(void) if (INTERSECT(x, y, 1, 1, info[i])) break; - x = info[i].x_org; - y = info[i].y_org + (topbar ? 0 : info[i].height - mh); - mw = info[i].width; + if (centered) { + mw = MIN(MAX(max_textw() + promptw, min_width), info[i].width); + x = info[i].x_org + ((info[i].width - mw) / 2); + y = info[i].y_org + ((info[i].height - mh) / 2); + } else { + x = info[i].x_org; + y = info[i].y_org + (topbar ? 0 : info[i].height - mh); + mw = info[i].width; + } + XFree(info); } else #endif @@ -657,11 +674,17 @@ setup(void) if (!XGetWindowAttributes(dpy, parentwin, &wa)) die("could not get embedding window attributes: 0x%lx", parentwin); - x = 0; - y = topbar ? 0 : wa.height - mh; - mw = wa.width; + + if (centered) { + mw = MIN(MAX(max_textw() + promptw, min_width), wa.width); + x = (wa.width - mw) / 2; + y = (wa.height - mh) / 2; + } else { + x = 0; + y = topbar ? 0 : wa.height - mh; + mw = wa.width; + } } - promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0; inputw = MIN(inputw, mw/3); match(); @@ -754,6 +777,8 @@ main(int argc, char *argv[]) topbar = 0; else if (!strcmp(argv[i], "-f")) /* grabs keyboard before reading stdin */ fast = 1; + else if (!strcmp(argv[i], "-c")) /* centers dmenu on screen */ + centered = 1; else if (!strcmp(argv[i], "-i")) { /* case-insensitive item matching */ fstrncmp = strncasecmp; fstrstr = cistrstr;