From 3eba37af0f95884e2c69490ab2d0964b027b18a6 Mon Sep 17 00:00:00 2001 From: gramanas Date: Sun, 29 Nov 2020 20:12:35 +0200 Subject: Update.. --- xlnch.c | 165 ++++++++++++++++++++++++++++++++++++---------------------------- 1 file changed, 93 insertions(+), 72 deletions(-) (limited to 'xlnch.c') diff --git a/xlnch.c b/xlnch.c index ab236bb..c68aecf 100644 --- a/xlnch.c +++ b/xlnch.c @@ -21,19 +21,16 @@ * Brian Hammond 2/9/96. http://mech.math.msu.su/~nap/2/GWindow/xintro.html */ -#include -#include -#include - +#include #include #include #include -#include -#include - #include - +#include #include +#include +#include +#include #include "util.h" @@ -53,14 +50,12 @@ struct lnch_t lnch[MAX_ENTRIES]; unsigned int idx = 0; Colormap cm; -XColor red; - Display *display; +GC gc; int screen; Window root, win; -//Drawable drawable; -GC gc; -// XftColor *scheme; +XColor red; +XFontStruct * font; int w_width = 0; int w_height = 0; @@ -90,6 +85,12 @@ void init() gc = XCreateGC(display, root, 0, NULL); XSetLineAttributes(display, gc, 1, LineSolid, CapButt, JoinMiter); + cm = DefaultColormap(display, screen); + if (! XAllocNamedColor(display, cm, "red", &red, &red)) { + fprintf(stderr, "XAllocNamedColor - failed to allocated 'red' color.\n"); + exit(1); + } + swa.override_redirect = True; swa.background_pixel = BlackPixel(display, screen); swa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask; @@ -98,19 +99,20 @@ void init() get_curson_pos(&x, &y); int height = 16 + (9 + 3)*w_height - 3 + 16, - width = 16 + w_width*9; + width = 16 + w_width*11; win = XCreateWindow(display, root, x, y, width, height, 0, CopyFromParent, CopyFromParent, CopyFromParent, - CWOverrideRedirect | CWBackPixel | CWEventMask, &swa); - - printf("Window pos: {%d, %d}", x, y); - fflush(stdout); - - cm = DefaultColormap(display, screen); - if (! XAllocNamedColor(display, cm, "red", &red, &red)) { - fprintf(stderr, "XAllocNamedColor - failed to allocated 'red' color.\n"); - exit(1); + CWOverrideRedirect | CWBackPixel | CWEventMask, &swa); + + const char * fontname = "-*-terminus-medium-*-*-*-16-*-*-*-*-*-*-*"; + font = XLoadQueryFont(display, fontname); + /* If the font could not be loaded, revert to the "fixed" font. */ + if (!font) { + fprintf (stderr, "unable to load font %s: using fixed\n", fontname); + font = XLoadQueryFont (display, "fixed"); } + XSetFont(display, gc, font->fid); + XMapRaised(display, win); XRaiseWindow(display, win); } @@ -127,10 +129,11 @@ int parse_line(char * line) char *token; char delim[2] = ":"; - lnch[idx].exits = 1; + if (strlen(line) == 0 || + line[0] == '#') + return 0; - if (line[0] == '#') - return 0; + lnch[idx].exits = 1; if (line[0] == '&') { lnch[idx].exits = 0; @@ -140,28 +143,29 @@ int parse_line(char * line) /* Get key entry */ token = strtok(line, delim); - if (strlen(token) != 1) { - printf("error on token %s", token) ; + if (strlen(token) != 1) return 1; - } + lnch[idx].key = token[0]; line+=2; // pass the key, pass the `:` /* Get description */ token = strtok(NULL, delim); - if (!token) return 1; - w_width = MAX((int) strlen(token), w_width); + if (!token) + return 1; + strcpy(lnch[idx].desc, token); - line+=(strlen(token) + 1 ); // pass the decription, pass the `:` + line+=(strlen(token) + 1); // pass the decription, pass the `:` /* Get command */ strcpy(lnch[idx].cmd, line); /* If description is epmty command becomes the descritpion */ - if (!strlen(lnch[idx].desc)) - strcpy(lnch[idx].desc, line); + if (!strlen(lnch[idx].cmd)) + strcpy(lnch[idx].cmd, lnch[idx].desc); + w_width = MAX((int) strlen(lnch[idx].desc), w_width); idx++; return 0; } @@ -242,16 +246,18 @@ void grabkeyboard() void draw_text() { - char text[2048]; - int x = 10, y = 10; - for (unsigned int i = 0; i < idx; i++) { - if (lnch[i].exits) - XSetForeground(display,gc,WhitePixel(display,screen)); - else - XSetForeground(display,gc,red.pixel); - sprintf(text, "%c: %s", lnch[i].key, lnch[i].desc); - XDrawString(display,win,gc,x,y+=13, text, strlen(text)); + char text[2048]; + int x = 10, y = 10; + for (unsigned int i = 0; i < idx; i++) { + if (lnch[i].exits) { + XSetForeground(display,gc,WhitePixel(display,screen)); + } + else { + XSetForeground(display,gc,red.pixel); } + sprintf(text, "%c: %s", lnch[i].key, lnch[i].desc); + XDrawString(display,win,gc,x,y+=13, text, strlen(text)); + } } void redraw() @@ -260,40 +266,15 @@ void redraw() draw_text(); } -int main (int argc, char *argv[]) +int run() { - if (argc < 2) { - printf("Usage:\n%s xlnchrc\n", argv[0]); - printf("xlnchrc format:\n[&]::\n"); - return -1; - } - - FILE *f; - - if (!strcmp(argv[1], "-")) - f = stdin; - else { - f = fopen(argv[1], "r"); - /* printf("xlnchrc required\n"); */ - /* return -1; */ - } - - while (fgets(buf, BUF_SIZE, f)) { - trim(buf); - parse_line(buf); - w_height++; - } - - - if (f != stdin) fclose(f); - XEvent event; /* the XEvent declaration !!! */ KeySym key; /* a dealie-bob to handle KeyPress Events */ char text[255]; /* a char buffer for KeyPress Events */ int rc; init(); - // system("sleep 100"); + grabkeyboard(); grabfocus(); @@ -322,7 +303,7 @@ int main (int argc, char *argv[]) */ if (text[0]=='q') { close_x(); - exit(0); + return 0; } printf("You pressed the %c key!\n",text[0]); @@ -331,7 +312,7 @@ int main (int argc, char *argv[]) rc = run_cmd(lnch[i].cmd); if (lnch[i].exits) { close_x(); - exit(rc); + return rc; } } } @@ -353,3 +334,43 @@ int main (int argc, char *argv[]) } } } + +int main (int argc, char *argv[]) +{ + if ((argc > 1) && + (!strcmp(argv[1], "--help") || + !strcmp(argv[1], "-h") || + !strcmp(argv[1], "-?"))) { + printf("Usage:\n%s [xlnchrc]\n", argv[0]); + printf("\nxlnchrc format:\n[&]:[]:\n"); + return 0; + } + + FILE *f; + if (argc == 1 || !strcmp(argv[1], "-")) + f = stdin; + else { + f = fopen(argv[1], "r"); + if (!f) + die("Cannot open file %s", argv[1]); + } + + int n = 1; + char tmp[BUF_SIZE] = ""; + while (fgets(buf, BUF_SIZE, f)) { + trim(buf); + strcpy(tmp, buf); + if (parse_line(buf)) { + fprintf(stderr, "%s:%d: cannot parse ‘%s’\n", + argc == 1 || !strcmp(argv[1], "-") ? "stdin": argv[1], n, tmp); + } + else { + w_height++; + } + n++; + } + + if (f != stdin) fclose(f); + + return run(); +} -- cgit v1.2.3