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-rw-r--r--dmenu.15
-rw-r--r--dmenu.c65
2 files changed, 58 insertions, 12 deletions
diff --git a/dmenu.1 b/dmenu.1
index 8bbd79d..9eab758 100644
--- a/dmenu.1
+++ b/dmenu.1
@@ -20,6 +20,8 @@ dmenu \- dynamic menu
.IR color ]
.RB [ \-sf
.IR color ]
+.RB [ \-w
+.IR windowid ]
.P
.BR dmenu_run " ..."
.SH DESCRIPTION
@@ -75,6 +77,9 @@ defines the selected foreground color.
.TP
.B \-v
prints version information to stdout, then exits.
+.TP
+.BI \-w " windowid"
+embed into windowid.
.SH USAGE
dmenu is completely controlled by the keyboard. Items are selected using the
arrow keys, page up, page down, home, and end.
diff --git a/dmenu.c b/dmenu.c
index ff74369..9278e91 100644
--- a/dmenu.c
+++ b/dmenu.c
@@ -34,8 +34,8 @@ struct item {
};
static char text[BUFSIZ] = "";
+static char *embed;
static int bh, mw, mh;
-static int sw, sh; /* X display screen geometry width, height */
static int inputw = 0, promptw;
static int lrpad; /* sum of left and right padding */
static size_t cursor;
@@ -46,7 +46,7 @@ static int mon = -1, screen;
static Atom clip, utf8;
static Display *dpy;
-static Window root, win;
+static Window root, parentwin, win;
static XIC xic;
static Drw *drw;
@@ -175,11 +175,30 @@ drawmenu(void)
}
static void
+grabfocus(void)
+{
+ struct timespec ts = { .tv_sec = 0, .tv_nsec = 10000000 };
+ Window focuswin;
+ int i, revertwin;
+
+ for (i = 0; i < 100; ++i) {
+ XGetInputFocus(dpy, &focuswin, &revertwin);
+ if (focuswin == win)
+ return;
+ XSetInputFocus(dpy, win, RevertToParent, CurrentTime);
+ nanosleep(&ts, NULL);
+ }
+ die("cannot grab focus");
+}
+
+static void
grabkeyboard(void)
{
struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 };
int i;
+ if (embed)
+ return;
/* try to grab keyboard, we may have to wait for another process to ungrab */
for (i = 0; i < 1000; i++) {
if (XGrabKeyboard(dpy, DefaultRootWindow(dpy), True, GrabModeAsync,
@@ -497,6 +516,11 @@ run(void)
if (ev.xexpose.count == 0)
drw_map(drw, win, 0, 0, mw, mh);
break;
+ case FocusIn:
+ /* regrab focus from parent window */
+ if (ev.xfocus.window != win)
+ grabfocus();
+ break;
case KeyPress:
keypress(&ev.xkey);
break;
@@ -539,7 +563,7 @@ setup(void)
lines = MAX(lines, 0);
mh = (lines + 1) * bh;
#ifdef XINERAMA
- if ((info = XineramaQueryScreens(dpy, &n))) {
+ if (parentwin == root && (info = XineramaQueryScreens(dpy, &n))) {
XGetInputFocus(dpy, &w, &di);
if (mon >= 0 && mon < n)
i = mon;
@@ -570,9 +594,12 @@ setup(void)
} else
#endif
{
+ if (!XGetWindowAttributes(dpy, parentwin, &wa))
+ die("could not get embedding window attributes: 0x%lx",
+ parentwin);
x = 0;
- y = topbar ? 0 : sh - mh;
- mw = sw;
+ y = topbar ? 0 : wa.height - mh;
+ mw = wa.width;
}
promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0;
inputw = MIN(inputw, mw/3);
@@ -582,9 +609,8 @@ setup(void)
swa.override_redirect = True;
swa.background_pixel = scheme[SchemeNorm][ColBg].pixel;
swa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask;
- win = XCreateWindow(dpy, root, x, y, mw, mh, 0,
- DefaultDepth(dpy, screen), CopyFromParent,
- DefaultVisual(dpy, screen),
+ win = XCreateWindow(dpy, parentwin, x, y, mw, mh, 0,
+ CopyFromParent, CopyFromParent, CopyFromParent,
CWOverrideRedirect | CWBackPixel | CWEventMask, &swa);
/* open input methods */
@@ -593,6 +619,15 @@ setup(void)
XNClientWindow, win, XNFocusWindow, win, NULL);
XMapRaised(dpy, win);
+ if (embed) {
+ XSelectInput(dpy, parentwin, FocusChangeMask);
+ if (XQueryTree(dpy, parentwin, &dw, &w, &dws, &du) && dws) {
+ for (i = 0; i < du && dws[i] != win; ++i)
+ XSelectInput(dpy, dws[i], FocusChangeMask);
+ XFree(dws);
+ }
+ grabfocus();
+ }
drw_resize(drw, mw, mh);
drawmenu();
}
@@ -601,13 +636,14 @@ static void
usage(void)
{
fputs("usage: dmenu [-bfiv] [-l lines] [-p prompt] [-fn font] [-m monitor]\n"
- " [-nb color] [-nf color] [-sb color] [-sf color]\n", stderr);
+ " [-nb color] [-nf color] [-sb color] [-sf color] [-w windowid]\n", stderr);
exit(1);
}
int
main(int argc, char *argv[])
{
+ XWindowAttributes wa;
int i, fast = 0;
for (i = 1; i < argc; i++)
@@ -641,6 +677,8 @@ main(int argc, char *argv[])
colors[SchemeSel][ColBg] = argv[++i];
else if (!strcmp(argv[i], "-sf")) /* selected foreground color */
colors[SchemeSel][ColFg] = argv[++i];
+ else if (!strcmp(argv[i], "-w")) /* embedding window id */
+ embed = argv[++i];
else
usage();
@@ -650,9 +688,12 @@ main(int argc, char *argv[])
die("cannot open display");
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
- sw = DisplayWidth(dpy, screen);
- sh = DisplayHeight(dpy, screen);
- drw = drw_create(dpy, screen, root, sw, sh);
+ if (!embed || !(parentwin = strtol(embed, NULL, 0)))
+ parentwin = root;
+ if (!XGetWindowAttributes(dpy, parentwin, &wa))
+ die("could not get embedding window attributes: 0x%lx",
+ parentwin);
+ drw = drw_create(dpy, screen, root, wa.width, wa.height);
if (!drw_fontset_create(drw, fonts, LENGTH(fonts)))
die("no fonts could be loaded.");
lrpad = drw->fonts->h;