/* See LICENSE file for copyright and license details. */
-#define _BSD_SOURCE
#include <ctype.h>
#include <locale.h>
#include <stdarg.h>
#endif
/* macros */
-#define CLEANMASK(mask) (mask & ~(numlockmask | LockMask))
+#define CLEANMASK(mask) (mask & ~(numlockmask | LockMask))
+#define INRECT(X,Y,RX,RY,RW,RH) ((X) >= (RX) && (X) < (RX) + (RW) && (Y) >= (RY) && (Y) < (RY) + (RH))
+#define MIN(a, b) ((a) < (b) ? (a) : (b))
+#define MAX(a, b) ((a) > (b) ? (a) : (b))
/* enums */
enum { ColFG, ColBG, ColLast };
/* typedefs */
-typedef unsigned int uint;
-typedef unsigned long ulong;
typedef struct {
int x, y, w, h;
- ulong norm[ColLast];
- ulong sel[ColLast];
+ unsigned long norm[ColLast];
+ unsigned long sel[ColLast];
Drawable drawable;
GC gc;
struct {
/* forward declarations */
static void appenditem(Item *i, Item **list, Item **last);
-static void calcoffsets(void);
+static void calcoffsetsh(void);
+static void calcoffsetsv(void);
static char *cistrstr(const char *s, const char *sub);
static void cleanup(void);
+static void drawcursor(void);
static void drawmenu(void);
-static void drawtext(const char *text, ulong col[ColLast]);
+static void drawmenuh(void);
+static void drawmenuv(void);
+static void drawtext(const char *text, unsigned long col[ColLast]);
static void eprint(const char *errstr, ...);
-static ulong getcolor(const char *colstr);
+static unsigned long getcolor(const char *colstr);
static Bool grabkeyboard(void);
static void initfont(const char *fontstr);
static void kpress(XKeyEvent * e);
static void readstdin(void);
static void run(void);
static void setup(Bool topbar);
-static int textnw(const char *text, uint len);
+static int textnw(const char *text, unsigned int len);
static int textw(const char *text);
#include "config.h"
static int cmdw = 0;
static int promptw = 0;
static int ret = 0;
+static int cursor = 0;
static int screen;
-static uint mw, mh;
-static uint numlockmask = 0;
+static unsigned int mw, mh;
+static unsigned int numlockmask = 0;
static Bool running = True;
static Display *dpy;
-static DC dc = {0};
+static DC dc;
static Item *allitems = NULL; /* first of all items */
static Item *item = NULL; /* first of pattern matching items */
static Item *sel = NULL;
static Item *next = NULL;
static Item *prev = NULL;
static Item *curr = NULL;
-static Window root, win;
+static Window parent, win;
static int (*fstrncmp)(const char *, const char *, size_t n) = strncmp;
static char *(*fstrstr)(const char *, const char *) = strstr;
+static unsigned int lines = 0;
+static void (*calcoffsets)(void) = calcoffsetsh;
void
appenditem(Item *i, Item **list, Item **last) {
}
void
-calcoffsets(void) {
+calcoffsetsh(void) {
int tw;
- uint w;
+ unsigned int w;
if(!curr)
return;
w = promptw + cmdw + 2 * spaceitem;
for(next = curr; next; next=next->right) {
- tw = textw(next->text);
- if(tw > mw / 3)
- tw = mw / 3;
+ tw = MIN(textw(next->text), mw / 3);
w += tw;
if(w > mw)
break;
}
w = promptw + cmdw + 2 * spaceitem;
for(prev = curr; prev && prev->left; prev=prev->left) {
- tw = textw(prev->left->text);
- if(tw > mw / 3)
- tw = mw / 3;
+ tw = MIN(textw(prev->left->text), mw / 3);
w += tw;
if(w > mw)
break;
}
}
+void
+calcoffsetsv(void) {
+ static unsigned int h;
+
+ if(!curr)
+ return;
+ h = (dc.font.height + 2) * (lines + 1);
+ for(next = curr; next; next=next->right) {
+ h -= dc.font.height + 2;
+ if(h <= 0)
+ break;
+ }
+ h = (dc.font.height + 2) * (lines + 1);
+ for(prev = curr; prev && prev->left; prev=prev->left) {
+ h -= dc.font.height + 2;
+ if(h <= 0)
+ break;
+ }
+}
+
char *
cistrstr(const char *s, const char *sub) {
int c, csub;
- uint len;
+ unsigned int len;
if(!sub)
return (char *)s;
- if((c = *sub++) != 0) {
+ if((c = *sub++) != '\0') {
c = tolower(c);
len = strlen(sub);
do {
do {
- if((csub = *s++) == 0)
- return (NULL);
+ if((csub = *s++) == '\0')
+ return NULL;
}
while(tolower(csub) != c);
}
}
void
-drawmenu(void) {
- Item *i;
+drawcursor(void) {
+ XRectangle r = { dc.x, dc.y + 2, 1, dc.font.height - 2 };
+ r.x += textnw(text, cursor) + dc.font.height / 2;
+
+ XSetForeground(dpy, dc.gc, dc.norm[ColFG]);
+ XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
+}
+
+void
+drawmenu(void) {
dc.x = 0;
dc.y = 0;
dc.w = mw;
dc.h = mh;
drawtext(NULL, dc.norm);
/* print prompt? */
- if(promptw) {
+ if(prompt) {
dc.w = promptw;
drawtext(prompt, dc.sel);
+ dc.x += dc.w;
}
- dc.x += promptw;
- dc.w = mw - promptw;
+ dc.w = mw - dc.x;
/* print command */
- if(cmdw && item)
+ if(cmdw && item && lines == 0)
dc.w = cmdw;
drawtext(text[0] ? text : NULL, dc.norm);
- dc.x += cmdw;
+ drawcursor();
if(curr) {
- dc.w = spaceitem;
- drawtext((curr && curr->left) ? "<" : NULL, dc.norm);
- dc.x += dc.w;
- /* determine maximum items */
- for(i = curr; i != next; i=i->right) {
- dc.w = textw(i->text);
- if(dc.w > mw / 3)
- dc.w = mw / 3;
- drawtext(i->text, (sel == i) ? dc.sel : dc.norm);
- dc.x += dc.w;
- }
- dc.x = mw - spaceitem;
- dc.w = spaceitem;
- drawtext(next ? ">" : NULL, dc.norm);
+ if(lines > 0)
+ drawmenuv();
+ else
+ drawmenuh();
}
XCopyArea(dpy, dc.drawable, win, dc.gc, 0, 0, mw, mh, 0, 0);
XFlush(dpy);
}
void
-drawtext(const char *text, ulong col[ColLast]) {
- int x, y, w, h;
- static char buf[256];
- uint len, olen;
+drawmenuh(void) {
+ Item *i;
+
+ dc.x += cmdw;
+ dc.w = spaceitem;
+ drawtext(curr->left ? "<" : NULL, dc.norm);
+ dc.x += dc.w;
+ for(i = curr; i != next; i=i->right) {
+ dc.w = MIN(textw(i->text), mw / 3);
+ drawtext(i->text, (sel == i) ? dc.sel : dc.norm);
+ dc.x += dc.w;
+ }
+ dc.w = spaceitem;
+ dc.x = mw - dc.w;
+ drawtext(next ? ">" : NULL, dc.norm);
+}
+
+void
+drawmenuv(void) {
+ Item *i;
+
+ dc.w = mw - dc.x;
+ dc.y += dc.font.height + 2;
+ for(i = curr; i != next; i=i->right) {
+ drawtext(i->text, (sel == i) ? dc.sel : dc.norm);
+ dc.y += dc.font.height + 2;
+ }
+ drawtext(NULL, dc.norm);
+}
+
+void
+drawtext(const char *text, unsigned long col[ColLast]) {
+ char buf[256];
+ int i, x, y, h, len, olen;
XRectangle r = { dc.x, dc.y, dc.w, dc.h };
XSetForeground(dpy, dc.gc, col[ColBG]);
XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
if(!text)
return;
- w = 0;
- olen = len = strlen(text);
- if(len >= sizeof buf)
- len = sizeof buf - 1;
- memcpy(buf, text, len);
- buf[len] = 0;
- h = dc.font.ascent + dc.font.descent;
- y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
+ olen = strlen(text);
+ h = dc.font.height;
+ y = dc.y + ((h+2) / 2) - (h / 2) + dc.font.ascent;
x = dc.x + (h / 2);
/* shorten text if necessary */
- while(len && (w = textnw(buf, len)) > dc.w - h)
- buf[--len] = 0;
- if(len < olen) {
- if(len > 1)
- buf[len - 1] = '.';
- if(len > 2)
- buf[len - 2] = '.';
- if(len > 3)
- buf[len - 3] = '.';
- }
- if(w > dc.w)
- return; /* too long */
+ for(len = MIN(olen, sizeof buf); len && textnw(text, len) > dc.w - h; len--);
+ if(!len)
+ return;
+ memcpy(buf, text, len);
+ if(len < olen)
+ for(i = len; i && i > len - 3; buf[--i] = '.');
XSetForeground(dpy, dc.gc, col[ColFG]);
if(dc.font.set)
XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len);
exit(EXIT_FAILURE);
}
-ulong
+unsigned long
getcolor(const char *colstr) {
Colormap cmap = DefaultColormap(dpy, screen);
XColor color;
Bool
grabkeyboard(void) {
- uint len;
+ unsigned int len;
for(len = 1000; len; len--) {
- if(XGrabKeyboard(dpy, root, True, GrabModeAsync, GrabModeAsync, CurrentTime)
+ if(XGrabKeyboard(dpy, parent, True, GrabModeAsync, GrabModeAsync, CurrentTime)
== GrabSuccess)
break;
usleep(1000);
if(!fontstr || fontstr[0] == '\0')
eprint("error, cannot load font: '%s'\n", fontstr);
missing = NULL;
- if(dc.font.set)
- XFreeFontSet(dpy, dc.font.set);
dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
if(missing)
XFreeStringList(missing);
if(dc.font.set) {
- XFontSetExtents *font_extents;
XFontStruct **xfonts;
char **font_names;
dc.font.ascent = dc.font.descent = 0;
- font_extents = XExtentsOfFontSet(dc.font.set);
n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
- for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) {
- if(dc.font.ascent < (*xfonts)->ascent)
- dc.font.ascent = (*xfonts)->ascent;
- if(dc.font.descent < (*xfonts)->descent)
- dc.font.descent = (*xfonts)->descent;
+ for(i = 0; i < n; i++) {
+ dc.font.ascent = MAX(dc.font.ascent, (*xfonts)->ascent);
+ dc.font.descent = MAX(dc.font.descent, (*xfonts)->descent);
xfonts++;
}
}
else {
- if(dc.font.xfont)
- XFreeFont(dpy, dc.font.xfont);
- dc.font.xfont = NULL;
if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr))
&& !(dc.font.xfont = XLoadQueryFont(dpy, "fixed")))
eprint("error, cannot load font: '%s'\n", fontstr);
void
kpress(XKeyEvent * e) {
- char buf[32];
+ char buf[sizeof text];
int i, num;
- uint len;
+ unsigned int len;
KeySym ksym;
len = strlen(text);
- buf[0] = 0;
- num = XLookupString(e, buf, sizeof buf, &ksym, 0);
+ buf[0] = '\0';
+ num = XLookupString(e, buf, sizeof buf, &ksym, NULL);
if(IsKeypadKey(ksym)) {
if(ksym == XK_KP_Enter)
ksym = XK_Return;
switch (ksym) {
default: /* ignore other control sequences */
return;
- case XK_bracketleft:
+ case XK_a:
+ case XK_A:
+ ksym = XK_Home;
+ break;
+ case XK_c:
+ case XK_C:
ksym = XK_Escape;
break;
+ case XK_e:
+ case XK_E:
+ ksym = XK_End;
+ break;
case XK_h:
case XK_H:
ksym = XK_BackSpace;
break;
case XK_u:
case XK_U:
- text[0] = 0;
+ memmove(text, text + cursor, sizeof text - cursor + 1);
+ cursor = 0;
match(text);
- drawmenu();
- return;
+ break;
case XK_w:
case XK_W:
- if(len) {
- i = len - 1;
- while(i >= 0 && text[i] == ' ')
- text[i--] = 0;
- while(i >= 0 && text[i] != ' ')
- text[i--] = 0;
+ if(cursor > 0) {
+ i = cursor;
+ while(i-- > 0 && text[i] == ' ');
+ while(i-- > 0 && text[i] != ' ');
+ memmove(text + i + 1, text + cursor, sizeof text - cursor + 1);
+ cursor = i + 1;
match(text);
- drawmenu();
}
- return;
+ break;
}
}
if(CLEANMASK(e->state) & Mod1Mask) {
case XK_G:
ksym = XK_End;
break;
+ case XK_p:
+ {
+ FILE *fp;
+ char *s;
+ if(!(fp = (FILE*)popen("sselp", "r")))
+ eprint("dmenu: Could not popen sselp\n");
+ s = fgets(buf, sizeof buf, fp);
+ pclose(fp);
+ if(s == NULL)
+ return;
+ }
+ num = strlen(buf);
+ if(num && buf[num-1] == '\n')
+ buf[--num] = '\0';
+ break;
}
}
switch(ksym) {
default:
+ num = MIN(num, sizeof text - cursor);
if(num && !iscntrl((int) buf[0])) {
- buf[num] = 0;
- if(len > 0)
- strncat(text, buf, sizeof text);
- else
- strncpy(text, buf, sizeof text);
+ memmove(text + cursor + num, text + cursor, sizeof text - cursor - num);
+ memcpy(text + cursor, buf, num);
+ cursor+=num;
match(text);
}
break;
case XK_BackSpace:
- if(len) {
- text[--len] = 0;
+ if(cursor > 0) {
+ memmove(text + cursor - 1, text + cursor, sizeof text - cursor + 1);
+ cursor--;
match(text);
}
break;
+ case XK_Delete:
+ memmove(text + cursor, text + cursor + 1, sizeof text - cursor);
+ match(text);
+ break;
case XK_End:
- if(!item)
- return;
+ if(cursor < len) {
+ cursor = len;
+ break;
+ }
while(next) {
sel = curr = next;
calcoffsets();
running = False;
break;
case XK_Home:
- if(!item)
- return;
+ if(sel == item) {
+ cursor = 0;
+ break;
+ }
sel = curr = item;
calcoffsets();
break;
case XK_Left:
- if(!(sel && sel->left))
- return;
- sel=sel->left;
- if(sel->right == curr) {
- curr = prev;
- calcoffsets();
+ case XK_Up:
+ if(sel && sel->left){
+ sel=sel->left;
+ if(sel->right == curr) {
+ curr = prev;
+ calcoffsets();
+ }
}
+ else if(cursor > 0)
+ cursor--;
+ else
+ return;
break;
case XK_Next:
if(!next)
calcoffsets();
break;
case XK_Return:
- if((e->state & ShiftMask) && *text)
+ if((e->state & ShiftMask) || !sel)
fprintf(stdout, "%s", text);
- else if(sel)
+ else
fprintf(stdout, "%s", sel->text);
- else if(*text)
- fprintf(stdout, "%s", text);
fflush(stdout);
running = False;
break;
case XK_Right:
- if(!(sel && sel->right))
- return;
- sel=sel->right;
- if(sel == next) {
- curr = next;
- calcoffsets();
+ case XK_Down:
+ if(cursor < len)
+ cursor++;
+ else if(sel && sel->right) {
+ sel=sel->right;
+ if(sel == next) {
+ curr = next;
+ calcoffsets();
+ }
}
+ else
+ return;
break;
case XK_Tab:
if(!sel)
return;
strncpy(text, sel->text, sizeof text);
+ cursor = strlen(text);
match(text);
break;
}
void
match(char *pattern) {
- uint plen;
+ unsigned int plen;
Item *i, *itemend, *lexact, *lprefix, *lsubstr, *exactend, *prefixend, *substrend;
if(!pattern)
void
readstdin(void) {
- char *p, buf[1024];
- uint len = 0, max = 0;
+ char *p, buf[sizeof text];
+ unsigned int len = 0, max = 0;
Item *i, *new;
- i = 0;
+ i = NULL;
while(fgets(buf, sizeof buf, stdin)) {
len = strlen(buf);
- if (buf[len - 1] == '\n')
- buf[len - 1] = 0;
+ if(buf[len-1] == '\n')
+ buf[--len] = '\0';
if(!(p = strdup(buf)))
- eprint("fatal: could not strdup() %u bytes\n", strlen(buf));
- if(max < len) {
+ eprint("fatal: could not strdup() %u bytes\n", len);
+ if(max < len || !maxname) {
maxname = p;
max = len;
}
- if((new = (Item *)malloc(sizeof(Item))) == NULL)
+ if(!(new = (Item *)malloc(sizeof(Item))))
eprint("fatal: could not malloc() %u bytes\n", sizeof(Item));
new->next = new->left = new->right = NULL;
new->text = p;
if(ev.xexpose.count == 0)
drawmenu();
break;
+ case VisibilityNotify:
+ if (ev.xvisibility.state != VisibilityUnobscured)
+ XRaiseWindow(dpy, win);
+ break;
}
}
void
setup(Bool topbar) {
int i, j, x, y;
- XModifierKeymap *modmap;
- XSetWindowAttributes wa;
#if XINERAMA
+ int n;
XineramaScreenInfo *info = NULL;
#endif
+ XModifierKeymap *modmap;
+ XSetWindowAttributes wa;
+ XWindowAttributes pwa;
/* init modifier map */
modmap = XGetModifierMapping(dpy);
initfont(font);
/* menu window */
- wa.override_redirect = 1;
+ wa.override_redirect = True;
wa.background_pixmap = ParentRelative;
- wa.event_mask = ExposureMask | ButtonPressMask | KeyPressMask;
+ wa.event_mask = ExposureMask | ButtonPressMask | KeyPressMask | VisibilityChangeMask;
/* menu window geometry */
- mh = dc.font.height + 2;
+ mh = (dc.font.height + 2) * (lines + 1);
#if XINERAMA
- if(XineramaIsActive(dpy)) {
- info = XineramaQueryScreens(dpy, &i);
- x = info[xidx].x_org;
- y = topbar ? info[xidx].y_org : info[xidx].y_org + info[xidx].height - mh;
- mw = info[xidx].width;
+ if(parent == RootWindow(dpy, screen) && XineramaIsActive(dpy) && (info = XineramaQueryScreens(dpy, &n))) {
+ i = 0;
+ if(n > 1) {
+ int di;
+ unsigned int dui;
+ Window dummy;
+ if(XQueryPointer(dpy, parent, &dummy, &dummy, &x, &y, &di, &di, &dui))
+ for(i = 0; i < n; i++)
+ if(INRECT(x, y, info[i].x_org, info[i].y_org, info[i].width, info[i].height))
+ break;
+ }
+ x = info[i].x_org;
+ y = topbar ? info[i].y_org : info[i].y_org + info[i].height - mh;
+ mw = info[i].width;
XFree(info);
}
else
#endif
{
+ XGetWindowAttributes(dpy, parent, &pwa);
x = 0;
- y = topbar ? 0 : DisplayHeight(dpy, screen) - mh;
- mw = DisplayWidth(dpy, screen);
+ y = topbar ? 0 : pwa.height - mh;
+ mw = pwa.width;
}
- win = XCreateWindow(dpy, root, x, y, mw, mh, 0,
+ win = XCreateWindow(dpy, parent, x, y, mw, mh, 0,
DefaultDepth(dpy, screen), CopyFromParent,
DefaultVisual(dpy, screen),
CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
/* pixmap */
- dc.drawable = XCreatePixmap(dpy, root, mw, mh, DefaultDepth(dpy, screen));
- dc.gc = XCreateGC(dpy, root, 0, 0);
+ dc.drawable = XCreatePixmap(dpy, parent, mw, mh, DefaultDepth(dpy, screen));
+ dc.gc = XCreateGC(dpy, parent, 0, NULL);
XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
if(!dc.font.set)
XSetFont(dpy, dc.gc, dc.font.xfont->fid);
if(maxname)
- cmdw = textw(maxname);
- if(cmdw > mw / 3)
- cmdw = mw / 3;
+ cmdw = MIN(textw(maxname), mw / 3);
if(prompt)
- promptw = textw(prompt);
- if(promptw > mw / 5)
- promptw = mw / 5;
- text[0] = 0;
+ promptw = MIN(textw(prompt), mw / 5);
+ text[0] = '\0';
match(text);
XMapRaised(dpy, win);
}
int
-textnw(const char *text, uint len) {
+textnw(const char *text, unsigned int len) {
XRectangle r;
if(dc.font.set) {
int
main(int argc, char *argv[]) {
- uint i;
+ unsigned int i;
Bool topbar = True;
/* command line args */
}
else if(!strcmp(argv[i], "-b"))
topbar = False;
+ else if(!strcmp(argv[i], "-e")) {
+ if(++i < argc) parent = atoi(argv[i]);
+ }
+ else if(!strcmp(argv[i], "-l")) {
+ calcoffsets = calcoffsetsv;
+ if(++i < argc) lines = atoi(argv[i]);
+ }
else if(!strcmp(argv[i], "-fn")) {
if(++i < argc) font = argv[i];
}
if(++i < argc) selfgcolor = argv[i];
}
else if(!strcmp(argv[i], "-v"))
- eprint("dmenu-"VERSION", © 2006-2008 dmenu engineers, see LICENSE for details\n");
+ eprint("dmenu-"VERSION", © 2006-2010 dmenu engineers, see LICENSE for details\n");
else
- eprint("usage: dmenu [-i] [-b] [-fn <font>] [-nb <color>] [-nf <color>]\n"
- " [-p <prompt>] [-sb <color>] [-sf <color>] [-v]\n");
+ eprint("usage: dmenu [-i] [-b] [-e <xid>] [-l <lines>] [-fn <font>] [-nb <color>]\n"
+ " [-
nf <color>] [-p <prompt>] [-sb <color>] [-sf <color>] [-v]\n");
if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
fprintf(stderr, "warning: no locale support\n");
- if(!(dpy = XOpenDisplay(0)))
+ if(!(dpy = XOpenDisplay(NULL)))
eprint("dmenu: cannot open display\n");
screen = DefaultScreen(dpy);
- root = RootWindow(dpy, screen);
+ if(!parent)
+ parent = RootWindow(dpy, screen);
- if(isatty(STDIN_FILENO)) {
- readstdin();
- running = grabkeyboard();
- }
- else { /* prevent keypress loss */
- running = grabkeyboard();
- readstdin();
- }
+ readstdin();
+ running = grabkeyboard();
setup(topbar);
drawmenu();