#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))
+#define IS_UTF8_1ST_CHAR(c) ((((c) & 0xc0) == 0xc0) || !((c) & 0x80))
/* enums */
enum { ColFG, ColBG, ColLast };
typedef struct Item Item;
struct Item {
char *text;
- Item *next; /* traverses all items */
- Item *left, *right; /* traverses items matching current search pattern */
+ Item *next; /* traverses all items */
+ Item *left, *right; /* traverses items matching current search pattern */
};
/* forward declarations */
static Bool running = True;
static Display *dpy;
static DC dc;
-static Item *allitems = NULL; /* first of all items */
-static Item *item = NULL; /* first of pattern matching items */
+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;
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 && lines == 0)
dc.w = cmdw;
dc.w = spaceitem;
drawtext(curr->left ? "<" : NULL, dc.norm);
dc.x += dc.w;
- /* determine maximum items */
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.x = mw - spaceitem;
dc.w = spaceitem;
+ dc.x = mw - dc.w;
drawtext(next ? ">" : NULL, dc.norm);
}
drawmenuv(void) {
Item *i;
- dc.x = 0;
- dc.w = mw;
+ dc.w = mw - dc.x;
dc.y += dc.font.height + 2;
- /* determine maximum items */
for(i = curr; i != next; i=i->right) {
drawtext(i->text, (sel == i) ? dc.sel : dc.norm);
dc.y += dc.font.height + 2;
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++) {
+ 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++;
void
kpress(XKeyEvent * e) {
char buf[sizeof text];
- int i, num;
+ int i, num, off;
unsigned int len;
KeySym ksym;
break;
case XK_BackSpace:
if(cursor > 0) {
- memmove(text + cursor - 1, text + cursor, sizeof text - cursor + 1);
- cursor--;
+ 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;
match(text);
}
break;
case XK_Delete:
- memmove(text + cursor, text + cursor + 1, sizeof text - cursor);
+ 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);
match(text);
break;
case XK_End:
calcoffsets();
}
}
- else if(cursor > 0)
- cursor--;
- else
+ else if(cursor > 0) {
+ do {
+ cursor--;
+ } while(cursor > 0 && !IS_UTF8_1ST_CHAR(text[cursor]));
+ } else
return;
break;
case XK_Next:
break;
case XK_Right:
case XK_Down:
- if(cursor < len)
- cursor++;
- else if(sel && sel->right) {
+ if(cursor < len) {
+ do {
+ cursor++;
+ } while(cursor < len && !IS_UTF8_1ST_CHAR(text[cursor]));
+ } else if(sel && sel->right) {
sel=sel->right;
if(sel == next) {
curr = next;