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Diffstat (limited to 'dmenu.c')
-rw-r--r--dmenu.c90
1 files changed, 32 insertions, 58 deletions
diff --git a/dmenu.c b/dmenu.c
index 2966954..05d1506 100644
--- a/dmenu.c
+++ b/dmenu.c
@@ -111,45 +111,30 @@ appenditem(Item *i, Item **list, Item **last) {
void
calcoffsetsh(void) {
- int tw;
unsigned int w;
if(!curr)
return;
w = promptw + cmdw + 2 * spaceitem;
- for(next = curr; next; next=next->right) {
- tw = MIN(textw(next->text), mw / 3);
- w += tw;
- if(w > mw)
- break;
- }
+ for(next = curr; next && w < mw; next=next->right)
+ w += MIN(textw(next->text), mw / 3);
w = promptw + cmdw + 2 * spaceitem;
- for(prev = curr; prev && prev->left; prev=prev->left) {
- tw = MIN(textw(prev->left->text), mw / 3);
- w += tw;
- if(w > mw)
- break;
- }
+ for(prev = curr; prev && prev->left && w < mw; prev=prev->left)
+ w += MIN(textw(prev->left->text), mw / 3);
}
void
calcoffsetsv(void) {
- static unsigned int h;
+ 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) * lines;
+ for(next = curr; next && h > 0; 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) * lines;
+ for(prev = curr; prev && prev->left && h > 0; prev = prev->left)
h -= dc.font.height + 2;
- if(h <= 0)
- break;
- }
}
char *
@@ -177,14 +162,6 @@ cistrstr(const char *s, const char *sub) {
void
cleanup(void) {
- Item *itm;
-
- while(allitems) {
- itm = allitems->next;
- free(allitems->text);
- free(allitems);
- allitems = itm;
- }
if(dc.font.set)
XFreeFontSet(dpy, dc.font.set);
else
@@ -257,11 +234,13 @@ drawmenuv(void) {
Item *i;
dc.w = mw - dc.x;
- dc.y += dc.font.height + 2;
+ dc.h = dc.font.height + 2;
+ dc.y = dc.h;
for(i = curr; i != next; i=i->right) {
drawtext(i->text, (sel == i) ? dc.sel : dc.norm);
- dc.y += dc.font.height + 2;
+ dc.y += dc.h;
}
+ dc.h = mh - dc.y;
drawtext(NULL, dc.norm);
}
@@ -309,7 +288,7 @@ getcolor(const char *colstr) {
XColor color;
if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color))
- eprint("error, cannot allocate color '%s'\n", colstr);
+ eprint("dmenu: cannot allocate color '%s'\n", colstr);
return color.pixel;
}
@@ -328,12 +307,11 @@ grabkeyboard(void) {
void
initfont(const char *fontstr) {
- char *def, **missing;
+ char *def, **missing = NULL;
int i, n;
if(!fontstr || fontstr[0] == '\0')
- eprint("error, cannot load font: '%s'\n", fontstr);
- missing = NULL;
+ eprint("dmenu: cannot load font: '%s'\n", fontstr);
dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
if(missing)
XFreeStringList(missing);
@@ -351,7 +329,7 @@ initfont(const char *fontstr) {
else {
if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr))
&& !(dc.font.xfont = XLoadQueryFont(dpy, "fixed")))
- eprint("error, cannot load font: '%s'\n", fontstr);
+ eprint("dmenu: cannot load font: '%s'\n", fontstr);
dc.font.ascent = dc.font.xfont->ascent;
dc.font.descent = dc.font.xfont->descent;
}
@@ -361,12 +339,11 @@ initfont(const char *fontstr) {
void
kpress(XKeyEvent * e) {
char buf[sizeof text];
- int i, num, off;
+ int i, num;
unsigned int len;
KeySym ksym;
len = strlen(text);
- buf[0] = '\0';
num = XLookupString(e, buf, sizeof buf, &ksym, NULL);
if(IsKeypadKey(ksym)) {
if(ksym == XK_KP_Enter)
@@ -451,8 +428,8 @@ kpress(XKeyEvent * e) {
{
FILE *fp;
char *s;
- if(!(fp = (FILE*)popen("sselp", "r")))
- eprint("dmenu: Could not popen sselp\n");
+ if(!(fp = popen("sselp", "r")))
+ eprint("dmenu: cannot popen sselp\n");
s = fgets(buf, sizeof buf, fp);
pclose(fp);
if(s == NULL)
@@ -470,25 +447,21 @@ kpress(XKeyEvent * e) {
if(num && !iscntrl((int) buf[0])) {
memmove(text + cursor + num, text + cursor, sizeof text - cursor - num);
memcpy(text + cursor, buf, num);
- cursor+=num;
+ cursor += num;
match(text);
}
break;
case XK_BackSpace:
if(cursor > 0) {
- off = 1;
- while(cursor > off && !IS_UTF8_1ST_CHAR(text[cursor - off]))
- off++;
- memmove(text + cursor - off, text + cursor, sizeof text - cursor + off);
- cursor -= off;
+ for(i = 1; cursor - i > 0 && !IS_UTF8_1ST_CHAR(text[cursor - i]); i++);
+ memmove(text + cursor - i, text + cursor, sizeof text - cursor + i);
+ cursor -= i;
match(text);
}
break;
case XK_Delete:
- off = 1;
- while(cursor + off < sizeof text - 1 && !IS_UTF8_1ST_CHAR(text[cursor + off]))
- off++;
- memmove(text + cursor, text + cursor + off, sizeof text - cursor);
+ for(i = 1; cursor + i < len && !IS_UTF8_1ST_CHAR(text[cursor + i]); i++);
+ memmove(text + cursor, text + cursor + i, sizeof text - cursor);
match(text);
break;
case XK_End:
@@ -631,13 +604,13 @@ readstdin(void) {
if(buf[len-1] == '\n')
buf[--len] = '\0';
if(!(p = strdup(buf)))
- eprint("fatal: could not strdup() %u bytes\n", len);
+ eprint("dmenu: cannot strdup %u bytes\n", len);
if(max < len || !maxname) {
maxname = p;
max = len;
}
- if(!(new = (Item *)malloc(sizeof(Item))))
- eprint("fatal: could not malloc() %u bytes\n", sizeof(Item));
+ if(!(new = malloc(sizeof *new)))
+ eprint("dmenu: cannot malloc %u bytes\n", sizeof *new);
new->next = new->left = new->right = NULL;
new->text = p;
if(!i)
@@ -785,8 +758,9 @@ main(int argc, char *argv[]) {
if(++i < argc) parent = atoi(argv[i]);
}
else if(!strcmp(argv[i], "-l")) {
- calcoffsets = calcoffsetsv;
if(++i < argc) lines = atoi(argv[i]);
+ if(lines > 0)
+ calcoffsets = calcoffsetsv;
}
else if(!strcmp(argv[i], "-fn")) {
if(++i < argc) font = argv[i];
@@ -812,7 +786,7 @@ main(int argc, char *argv[]) {
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");
+ fprintf(stderr, "dmenu: warning: no locale support\n");
if(!(dpy = XOpenDisplay(NULL)))
eprint("dmenu: cannot open display\n");
screen = DefaultScreen(dpy);