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@ -8,7 +8,16 @@ |
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#include <X11/keysym.h> |
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#include <X11/Xlib.h> |
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#include <X11/Xutil.h> |
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#include "dmenu.h" |
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#ifdef XINERAMA |
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#include <X11/extensions/Xinerama.h> |
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#endif |
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#include <draw.h> |
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#include "config.h" |
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#define INRECT(x,y,rx,ry,rw,rh) ((rx) < (x) && (x) < (rx)+(rw) && (ry) < (y) && (y) < (ry)+(rh)) |
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#define MIN(a,b) ((a) < (b) ? (a) : (b)) |
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#define MAX(a,b) ((a) > (b) ? (a) : (b)) |
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#define IS_UTF8_1ST_CHAR(c) (((c) & 0xc0) == 0xc0 || ((c) & 0x80) == 0x00) |
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typedef struct Item Item; |
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struct Item { |
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@ -17,30 +26,46 @@ struct Item { |
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Item *left, *right; /* traverses items matching current search pattern */ |
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}; |
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/* forward declarations */ |
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static void appenditem(Item *i, Item **list, Item **last); |
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static void calcoffsetsh(void); |
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static void calcoffsetsv(void); |
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static char *cistrstr(const char *s, const char *sub); |
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static void cleanup(void); |
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static void dinput(void); |
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static void drawitem(const char *s, unsigned long col[ColLast]); |
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static void drawmenu(void); |
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static void drawmenuh(void); |
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static void drawmenuv(void); |
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static void grabkeyboard(void); |
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static void keypress(XKeyEvent *e); |
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static void match(void); |
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static void readstdin(void); |
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static void run(void); |
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static void setup(void); |
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/* variables */ |
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static char **argp = NULL; |
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static char *maxname = NULL; |
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static char *prompt; |
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static char text[4096]; |
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static int promptw; |
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static int screen; |
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static size_t cur = 0; |
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static unsigned int cmdw = 0; |
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static unsigned int lines = 0; |
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static unsigned int numlockmask; |
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static unsigned int mw, mh; |
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static unsigned long normcol[ColLast]; |
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static unsigned long selcol[ColLast]; |
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static Bool topbar = True; |
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static DC dc; |
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static Display *dpy; |
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static Item *allitems = NULL; /* first of all items */ |
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static Item *item = NULL; /* first of pattern matching items */ |
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static Item *sel = NULL; |
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static Item *next = NULL; |
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static Item *prev = NULL; |
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static Item *curr = NULL; |
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static Window win, root; |
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static int (*fstrncmp)(const char *, const char *, size_t) = strncmp; |
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static char *(*fstrstr)(const char *, const char *) = strstr; |
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static void (*calcoffsets)(void) = calcoffsetsh; |
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@ -120,16 +145,18 @@ cleanup(void) { |
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} |
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void |
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dinput(void) { |
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cleanup(); |
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argp[0] = "dinput"; |
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argp[1] = text; |
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execvp("dinput", argp); |
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eprint("cannot exec dinput\n"); |
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drawitem(const char *s, unsigned long col[ColLast]) { |
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const char *p; |
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unsigned int w = textnw(&dc, text, strlen(text)); |
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drawbox(&dc, col); |
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drawtext(&dc, s, col); |
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for(p = fstrstr(s, text); *text && (p = fstrstr(p, text)); p++) |
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drawline(&dc, textnw(&dc, s, p-s) + dc.h/2 - 1, dc.h-2, w, 1, col); |
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} |
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void |
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drawbar(void) { |
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drawmenu(void) { |
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dc.x = 0; |
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dc.y = 0; |
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dc.w = mw; |
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@ -149,6 +176,7 @@ drawbar(void) { |
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if(cmdw && item && lines == 0) |
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dc.w = cmdw; |
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drawtext(&dc, text, normcol); |
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drawline(&dc, textnw(&dc, text, cur) + dc.h/2 - 2, 2, 1, dc.h-4, normcol); |
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if(lines > 0) |
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drawmenuv(); |
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else if(curr) |
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@ -156,17 +184,6 @@ drawbar(void) { |
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commitdraw(&dc, win); |
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} |
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void |
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drawitem(const char *s, unsigned long col[ColLast]) { |
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const char *p; |
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unsigned int w = textnw(&dc, text, strlen(text)); |
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drawbox(&dc, col); |
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drawtext(&dc, s, col); |
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for(p = fstrstr(s, text); *text && (p = fstrstr(p, text)); p++) |
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drawline(&dc, textnw(&dc, s, p-s) + dc.h/2 - 1, dc.h-2, w, 1, col); |
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} |
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void |
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drawmenuh(void) { |
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Item *i; |
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@ -202,7 +219,19 @@ drawmenuv(void) { |
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} |
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void |
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kpress(XKeyEvent *e) { |
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grabkeyboard(void) { |
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unsigned int n; |
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for(n = 0; n < 1000; n++) { |
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if(!XGrabKeyboard(dpy, root, True, GrabModeAsync, GrabModeAsync, CurrentTime)) |
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return; |
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usleep(1000); |
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} |
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exit(EXIT_FAILURE); |
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} |
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void |
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keypress(XKeyEvent *e) { |
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char buf[sizeof text]; |
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int num; |
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unsigned int i, len; |
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@ -248,6 +277,9 @@ kpress(XKeyEvent *e) { |
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case XK_m: |
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ksym = XK_Return; |
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break; |
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case XK_k: |
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text[cur] = '\0'; |
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break; |
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case XK_n: |
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ksym = XK_Down; |
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break; |
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@ -255,38 +287,67 @@ kpress(XKeyEvent *e) { |
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ksym = XK_Up; |
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break; |
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case XK_u: |
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text[0] = '\0'; |
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memmove(text, text + cur, sizeof text - cur + 1); |
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cur = 0; |
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match(); |
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break; |
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case XK_w: |
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if(len == 0) |
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if(cur == 0) |
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return; |
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i = len; |
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i = cur; |
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while(i-- > 0 && text[i] == ' '); |
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while(i-- > 0 && text[i] != ' '); |
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text[++i] = '\0'; |
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memmove(text + i + 1, text + cur, sizeof text - cur + 1); |
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cur = i + 1; |
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match(); |
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break; |
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case XK_y: |
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{ |
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FILE *fp; |
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char *s; |
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if(!(fp = fopen("sselp", "r"))) |
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eprint("cannot popen sselp\n"); |
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s = fgets(buf, sizeof buf, fp); |
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fclose(fp); |
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if(!s) |
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return; |
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} |
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num = strlen(buf); |
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if(num && buf[num-1] == '\n') |
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buf[--num] = '\0'; |
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break; |
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} |
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} |
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switch(ksym) { |
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default: |
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num = MIN(num, sizeof text); |
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if(num && !iscntrl((int) buf[0])) { |
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memcpy(text + len, buf, num + 1); |
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len += num; |
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memmove(text + cur + num, text + cur, sizeof text - cur - num); |
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memcpy(text + cur, buf, num); |
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cur += num; |
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match(); |
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} |
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break; |
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case XK_BackSpace: |
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if(len == 0) |
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if(cur == 0) |
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return; |
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for(i = 1; len - i > 0 && !IS_UTF8_1ST_CHAR(text[len - i]); i++); |
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len -= i; |
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text[len] = '\0'; |
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for(i = 1; len - i > 0 && !IS_UTF8_1ST_CHAR(text[cur - i]); i++); |
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memmove(text + cur - i, text + cur, sizeof text - cur + i); |
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cur -= i; |
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match(); |
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break; |
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case XK_Delete: |
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if(cur == len) |
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return; |
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for(i = 1; cur + i < len && !IS_UTF8_1ST_CHAR(text[cur + i]); i++); |
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memmove(text + cur, text + cur + i, sizeof text - cur); |
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match(); |
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break; |
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case XK_End: |
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if(cur < len) { |
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cur = len; |
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break; |
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} |
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while(next) { |
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sel = curr = next; |
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calcoffsets(); |
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@ -297,10 +358,20 @@ kpress(XKeyEvent *e) { |
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case XK_Escape: |
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exit(EXIT_FAILURE); |
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case XK_Home: |
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if(sel == item) { |
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cur = 0; |
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break; |
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} |
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sel = curr = item; |
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calcoffsets(); |
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break; |
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case XK_Left: |
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if(cur > 0 && (!sel || !sel->left || lines > 0)) { |
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while(cur-- > 0 && !IS_UTF8_1ST_CHAR(text[cur])); |
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break; |
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} |
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if(lines > 0) |
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return; |
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case XK_Up: |
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if(!sel || !sel->left) |
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return; |
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@ -323,12 +394,16 @@ kpress(XKeyEvent *e) { |
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calcoffsets(); |
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break; |
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case XK_Return: |
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if(e->state & ShiftMask) |
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dinput(); |
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fprintf(stdout, "%s", sel ? sel->text : text); |
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fprintf(stdout, "%s", ((e->state & ShiftMask) || sel) ? sel->text : text); |
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fflush(stdout); |
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exit(EXIT_SUCCESS); |
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case XK_Right: |
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if(cur < len) { |
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while(cur++ < len && !IS_UTF8_1ST_CHAR(text[cur])); |
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break; |
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} |
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if(lines > 0) |
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return; |
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case XK_Down: |
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if(!sel || !sel->right) |
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return; |
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@ -339,12 +414,14 @@ kpress(XKeyEvent *e) { |
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} |
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break; |
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case XK_Tab: |
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if(sel) |
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strncpy(text, sel->text, sizeof text); |
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dinput(); |
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if(!sel) |
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return; |
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strncpy(text, sel->text, sizeof text); |
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cur = strlen(text); |
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match(); |
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break; |
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} |
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drawbar(); |
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drawmenu(); |
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} |
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void |
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@ -413,6 +490,98 @@ readstdin(void) { |
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} |
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} |
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void |
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run(void) { |
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XEvent ev; |
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XSync(dpy, False); |
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while(!XNextEvent(dpy, &ev)) |
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switch(ev.type) { |
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case Expose: |
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if(ev.xexpose.count == 0) |
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drawmenu(); |
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break; |
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case KeyPress: |
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keypress(&ev.xkey); |
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break; |
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case VisibilityNotify: |
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if(ev.xvisibility.state != VisibilityUnobscured) |
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XRaiseWindow(dpy, win); |
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break; |
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} |
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exit(EXIT_FAILURE); |
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} |
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void |
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setup(void) { |
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int i, j, x, y; |
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#if XINERAMA |
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int n; |
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XineramaScreenInfo *info = NULL; |
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#endif |
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XModifierKeymap *modmap; |
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XSetWindowAttributes wa; |
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/* init modifier map */ |
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modmap = XGetModifierMapping(dpy); |
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for(i = 0; i < 8; i++) |
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for(j = 0; j < modmap->max_keypermod; j++) { |
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if(modmap->modifiermap[i * modmap->max_keypermod + j] |
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== XKeysymToKeycode(dpy, XK_Num_Lock)) |
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numlockmask = (1 << i); |
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} |
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XFreeModifiermap(modmap); |
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dc.dpy = dpy; |
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normcol[ColBG] = getcolor(&dc, normbgcolor); |
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normcol[ColFG] = getcolor(&dc, normfgcolor); |
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selcol[ColBG] = getcolor(&dc, selbgcolor); |
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selcol[ColFG] = getcolor(&dc, selfgcolor); |
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initfont(&dc, font); |
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/* input window */ |
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wa.override_redirect = True; |
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wa.background_pixmap = ParentRelative; |
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wa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask; |
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/* input window geometry */ |
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mh = (dc.font.height + 2) * (lines + 1); |
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#if XINERAMA |
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if(XineramaIsActive(dpy) && (info = XineramaQueryScreens(dpy, &n))) { |
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i = 0; |
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if(n > 1) { |
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int di; |
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unsigned int dui; |
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Window dummy; |
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if(XQueryPointer(dpy, root, &dummy, &dummy, &x, &y, &di, &di, &dui)) |
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for(i = 0; i < n; i++) |
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if(INRECT(x, y, info[i].x_org, info[i].y_org, info[i].width, info[i].height)) |
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break; |
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} |
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x = info[i].x_org; |
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y = topbar ? info[i].y_org : info[i].y_org + info[i].height - mh; |
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mw = info[i].width; |
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XFree(info); |
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} |
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else |
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#endif |
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{ |
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x = 0; |
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y = topbar ? 0 : DisplayHeight(dpy, screen) - mh; |
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mw = DisplayWidth(dpy, screen); |
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} |
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win = XCreateWindow(dpy, root, x, y, mw, mh, 0, |
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DefaultDepth(dpy, screen), CopyFromParent, |
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DefaultVisual(dpy, screen), |
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CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa); |
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setupdraw(&dc, win); |
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if(prompt) |
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promptw = MIN(textw(&dc, prompt), mw / 5); |
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XMapRaised(dpy, win); |
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} |
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int |
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main(int argc, char *argv[]) { |
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unsigned int i; |
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@ -472,7 +641,7 @@ main(int argc, char *argv[]) { |
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readstdin(); |
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grabkeyboard(); |
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setup(lines); |
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setup(); |
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if(maxname) |
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cmdw = MIN(textw(&dc, maxname), mw / 3); |
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match(); |
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