From 59fbcc368693d01182e41ec8f397b9e47325cd8c Mon Sep 17 00:00:00 2001 From: zachir Date: Tue, 21 Feb 2023 13:48:38 -0600 Subject: add center patch --- config.def.h | 2 + dmenu.1 | 3 ++ dmenu.c | 38 ++++++++++++--- patches/dmenu-center-5.2.diff | 104 ++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 141 insertions(+), 6 deletions(-) create mode 100644 patches/dmenu-center-5.2.diff diff --git a/config.def.h b/config.def.h index dd3eb31..cfff3e4 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 = 0; /* -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 d511148..bd3dd40 100644 --- a/dmenu.1 +++ b/dmenu.1 @@ -44,6 +44,9 @@ 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 dcc09da..1153e6e 100644 --- a/dmenu.c +++ b/dmenu.c @@ -99,6 +99,15 @@ 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) { @@ -648,6 +657,7 @@ 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))) { @@ -674,9 +684,16 @@ setup(void) if (INTERSECT(x, y, 1, 1, info[i]) != 0) 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 @@ -684,9 +701,16 @@ 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 = mw / 3; /* input width: ~33% of monitor width */ @@ -748,6 +772,8 @@ 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; diff --git a/patches/dmenu-center-5.2.diff b/patches/dmenu-center-5.2.diff new file mode 100644 index 0000000..9401dc5 --- /dev/null +++ b/patches/dmenu-center-5.2.diff @@ -0,0 +1,104 @@ +diff --git a/config.def.h b/config.def.h +index 1edb647..88ef264 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 = 0; /* -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 27b7a30..427fb04 100644 +--- a/dmenu.c ++++ b/dmenu.c +@@ -96,6 +96,15 @@ 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) + { +@@ -636,6 +645,7 @@ 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))) { +@@ -662,9 +672,16 @@ setup(void) + if (INTERSECT(x, y, 1, 1, info[i]) != 0) + 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 +@@ -672,9 +689,16 @@ 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 = mw / 3; /* input width: ~33% of monitor width */ +@@ -733,6 +757,8 @@ 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; -- cgit v1.2.3