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-rw-r--r--gridmenu.c465
1 files changed, 0 insertions, 465 deletions
diff --git a/gridmenu.c b/gridmenu.c
deleted file mode 100644
index b4e08d4..0000000
--- a/gridmenu.c
+++ /dev/null
@@ -1,465 +0,0 @@
-/*
- * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
- * (C)opyright MMVI Sander van Dijk <a dot h dot vandijk at gmail dot com>
- * See LICENSE file for license details.
- */
-
-#include "config.h"
-#include "draw.h"
-#include "util.h"
-
-#include <ctype.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <sys/stat.h>
-#include <sys/wait.h>
-#include <time.h>
-#include <unistd.h>
-#include <X11/cursorfont.h>
-#include <X11/Xutil.h>
-#include <X11/keysym.h>
-
-typedef struct Item Item;
-
-struct Item {
- Item *next; /* traverses all items */
- Item *left, *right; /* traverses items matching current search pattern */
- char *text;
-};
-
-static Display *dpy;
-static Window root;
-static Window win;
-static XRectangle rect;
-static Bool done = False;
-
-static Item *allitem = 0; /* first of all items */
-static Item *item = 0; /* first of pattern matching items */
-static Item *sel = 0;
-static Item *nextoff = 0;
-static Item *prevoff = 0;
-static Item *curroff = 0;
-
-static int screen;
-static char *title = 0;
-static char text[4096];
-static int ret = 0;
-static int nitem = 0;
-static unsigned int cmdw = 0;
-static unsigned int twidth = 0;
-static unsigned int cwidth = 0;
-static const int seek = 30; /* 30px */
-
-static Brush brush = {0};
-
-static void draw_menu(void);
-static void kpress(XKeyEvent * e);
-
-static char version[] = "gridmenu - " VERSION ", (C)opyright MMVI Anselm R. Garbe\n";
-
-static void
-usage()
-{
- fprintf(stderr, "%s", "usage: gridmenu [-v] [-t <title>]\n");
- exit(1);
-}
-
-static void
-update_offsets()
-{
- unsigned int tw, w = cmdw + 2 * seek;
-
- if(!curroff)
- return;
-
- for(nextoff = curroff; nextoff; nextoff=nextoff->right) {
- tw = textwidth(&brush.font, nextoff->text);
- if(tw > rect.width / 3)
- tw = rect.width / 3;
- w += tw + brush.font.height;
- if(w > rect.width)
- break;
- }
-
- w = cmdw + 2 * seek;
- for(prevoff = curroff; prevoff && prevoff->left; prevoff=prevoff->left) {
- tw = textwidth(&brush.font, prevoff->left->text);
- if(tw > rect.width / 3)
- tw = rect.width / 3;
- w += tw + brush.font.height;
- if(w > rect.width)
- break;
- }
-}
-
-static void
-update_items(char *pattern)
-{
- unsigned int plen = strlen(pattern);
- Item *i, *j;
-
- if(!pattern)
- return;
-
- if(!title || *pattern)
- cmdw = cwidth;
- else
- cmdw = twidth;
-
- item = j = 0;
- nitem = 0;
-
- for(i = allitem; i; i=i->next)
- if(!plen || !strncmp(pattern, i->text, plen)) {
- if(!j)
- item = i;
- else
- j->right = i;
- i->left = j;
- i->right = 0;
- j = i;
- nitem++;
- }
- for(i = allitem; i; i=i->next)
- if(plen && strncmp(pattern, i->text, plen)
- && strstr(i->text, pattern)) {
- if(!j)
- item = i;
- else
- j->right = i;
- i->left = j;
- i->right = 0;
- j = i;
- nitem++;
- }
-
- curroff = prevoff = nextoff = sel = item;
-
- update_offsets();
-}
-
-/* creates brush structs for brush mode drawing */
-static void
-draw_menu()
-{
- unsigned int offx = 0;
- Item *i;
-
- brush.rect = rect;
- brush.rect.x = 0;
- brush.rect.y = 0;
- draw(dpy, &brush, False, 0);
-
- /* print command */
- if(!title || text[0]) {
- cmdw = cwidth;
- if(cmdw && item)
- brush.rect.width = cmdw;
- draw(dpy, &brush, False, text);
- }
- else {
- cmdw = twidth;
- brush.rect.width = cmdw;
- draw(dpy, &brush, False, title);
- }
- offx += brush.rect.width;
-
- if(curroff) {
- brush.rect.x = offx;
- brush.rect.width = seek;
- offx += brush.rect.width;
- draw(dpy, &brush, False, (curroff && curroff->left) ? "<" : 0);
-
- /* determine maximum items */
- for(i = curroff; i != nextoff; i=i->right) {
- brush.border = False;
- brush.rect.x = offx;
- brush.rect.width = textwidth(&brush.font, i->text);
- if(brush.rect.width > rect.width / 3)
- brush.rect.width = rect.width / 3;
- brush.rect.width += brush.font.height;
- if(sel == i) {
- swap((void **)&brush.fg, (void **)&brush.bg);
- draw(dpy, &brush, True, i->text);
- swap((void **)&brush.fg, (void **)&brush.bg);
- }
- else
- draw(dpy, &brush, False, i->text);
- offx += brush.rect.width;
- }
-
- brush.rect.x = rect.width - seek;
- brush.rect.width = seek;
- draw(dpy, &brush, False, nextoff ? ">" : 0);
- }
- XCopyArea(dpy, brush.drawable, win, brush.gc, 0, 0, rect.width,
- rect.height, 0, 0);
- XFlush(dpy);
-}
-
-static void
-kpress(XKeyEvent * e)
-{
- KeySym ksym;
- char buf[32];
- int num, prev_nitem;
- unsigned int i, len = strlen(text);
-
- buf[0] = 0;
- num = XLookupString(e, buf, sizeof(buf), &ksym, 0);
-
- if(IsFunctionKey(ksym) || IsKeypadKey(ksym)
- || IsMiscFunctionKey(ksym) || IsPFKey(ksym)
- || IsPrivateKeypadKey(ksym))
- return;
-
- /* first check if a control mask is omitted */
- if(e->state & ControlMask) {
- switch (ksym) {
- case XK_H:
- case XK_h:
- ksym = XK_BackSpace;
- break;
- case XK_I:
- case XK_i:
- ksym = XK_Tab;
- break;
- case XK_J:
- case XK_j:
- ksym = XK_Return;
- break;
- case XK_N:
- case XK_n:
- ksym = XK_Right;
- break;
- case XK_P:
- case XK_p:
- ksym = XK_Left;
- break;
- case XK_U:
- case XK_u:
- text[0] = 0;
- update_items(text);
- draw_menu();
- return;
- break;
- case XK_bracketleft:
- ksym = XK_Escape;
- break;
- default: /* ignore other control sequences */
- return;
- break;
- }
- }
- switch (ksym) {
- case XK_Left:
- if(!(sel && sel->left))
- return;
- sel=sel->left;
- if(sel->right == curroff) {
- curroff = prevoff;
- update_offsets();
- }
- break;
- case XK_Tab:
- if(!sel)
- return;
- strncpy(text, sel->text, sizeof(text));
- update_items(text);
- break;
- case XK_Right:
- if(!(sel && sel->right))
- return;
- sel=sel->right;
- if(sel == nextoff) {
- curroff = nextoff;
- update_offsets();
- }
- break;
- case XK_Return:
- if(e->state & ShiftMask) {
- if(text)
- fprintf(stdout, "%s", text);
- }
- else if(sel)
- fprintf(stdout, "%s", sel->text);
- else if(text)
- fprintf(stdout, "%s", text);
- fflush(stdout);
- done = True;
- break;
- case XK_Escape:
- ret = 1;
- done = True;
- break;
- case XK_BackSpace:
- if((i = len)) {
- prev_nitem = nitem;
- do {
- text[--i] = 0;
- update_items(text);
- } while(i && nitem && prev_nitem == nitem);
- update_items(text);
- }
- break;
- default:
- if((num == 1) && !iscntrl((int) buf[0])) {
- buf[num] = 0;
- if(len > 0)
- strncat(text, buf, sizeof(text));
- else
- strncpy(text, buf, sizeof(text));
- update_items(text);
- }
- }
- draw_menu();
-}
-
-static char *
-read_allitems()
-{
- static char *maxname = 0;
- char *p, buf[1024];
- unsigned int len = 0, max = 0;
- Item *i, *new;
-
- i = 0;
- while(fgets(buf, sizeof(buf), stdin)) {
- len = strlen(buf);
- if (buf[len - 1] == '\n')
- buf[len - 1] = 0;
- p = estrdup(buf);
- if(max < len) {
- maxname = p;
- max = len;
- }
-
- new = emalloc(sizeof(Item));
- new->next = new->left = new->right = 0;
- new->text = p;
- if(!i)
- allitem = new;
- else
- i->next = new;
- i = new;
- }
-
- return maxname;
-}
-
-int
-main(int argc, char *argv[])
-{
- int i;
- XSetWindowAttributes wa;
- char *maxname;
- XEvent ev;
-
- /* command line args */
- for(i = 1; i < argc; i++) {
- if (argv[i][0] == '-')
- switch (argv[i][1]) {
- case 'v':
- fprintf(stdout, "%s", version);
- exit(0);
- break;
- case 't':
- if(++i < argc)
- title = argv[i];
- else
- usage();
- break;
- default:
- usage();
- break;
- }
- else
- usage();
- }
-
- dpy = XOpenDisplay(0);
- if(!dpy)
- error("gridmenu: cannot open dpy\n");
- screen = DefaultScreen(dpy);
- root = RootWindow(dpy, screen);
-
- maxname = read_allitems();
-
- /* grab as early as possible, but after reading all items!!! */
- while(XGrabKeyboard(dpy, root, True, GrabModeAsync,
- GrabModeAsync, CurrentTime) != GrabSuccess)
- usleep(1000);
-
- /* style */
- loadcolors(dpy, screen, &brush, BGCOLOR, FGCOLOR, BORDERCOLOR);
- loadfont(dpy, &brush.font, FONT);
-
- wa.override_redirect = 1;
- wa.background_pixmap = ParentRelative;
- wa.event_mask = ExposureMask | ButtonPressMask | KeyPressMask
- | SubstructureRedirectMask | SubstructureNotifyMask;
-
- rect.width = DisplayWidth(dpy, screen);
- rect.height = brush.font.height + 4;
- rect.y = DisplayHeight(dpy, screen) - rect.height;
- rect.x = 0;
-
- win = XCreateWindow(dpy, root, rect.x, rect.y,
- rect.width, rect.height, 0, DefaultDepth(dpy, screen),
- CopyFromParent, DefaultVisual(dpy, screen),
- CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
- XDefineCursor(dpy, win, XCreateFontCursor(dpy, XC_xterm));
- XFlush(dpy);
-
- /* pixmap */
- brush.gc = XCreateGC(dpy, win, 0, 0);
- brush.drawable = XCreatePixmap(dpy, win, rect.width, rect.height,
- DefaultDepth(dpy, screen));
- XFlush(dpy);
-
- if(maxname)
- cwidth = textwidth(&brush.font, maxname) + brush.font.height;
- if(cwidth > rect.width / 3)
- cwidth = rect.width / 3;
-
- if(title) {
- twidth = textwidth(&brush.font, title) + brush.font.height;
- if(twidth > rect.width / 3)
- twidth = rect.width / 3;
- }
-
- cmdw = title ? twidth : cwidth;
-
- text[0] = 0;
- update_items(text);
- XMapRaised(dpy, win);
- draw_menu();
- XFlush(dpy);
-
- /* main event loop */
- while(!XNextEvent(dpy, &ev)) {
- switch (ev.type) {
- case KeyPress:
- kpress(&ev.xkey);
- break;
- case Expose:
- if(ev.xexpose.count == 0) {
- draw_menu();
- }
- break;
- default:
- break;
- }
- if(done)
- break;
- }
-
- XUngrabKeyboard(dpy, CurrentTime);
- XFreePixmap(dpy, brush.drawable);
- XFreeGC(dpy, brush.gc);
- XDestroyWindow(dpy, win);
- XCloseDisplay(dpy);
-
- return ret;
-}
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