options to turn off display of slide #/# in footer

[smdp.git] / src / main.c

diff --git a/src/main.c b/src/main.c
index 3d63052..9920f38 100644 (file)
--- a/src/main.c
+++ b/src/main.c
@@ -29,12 +29,14 @@
 void usage() {
     fprintf(stderr, "%s", "Usage: mdp [OPTION]... [FILE]\n");
     fprintf(stderr, "%s", "A command-line based markdown presentation tool.\n\n");
-    fprintf(stderr, "%s", "  -d, --debug     enable debug messages on STDERR\n");
-    fprintf(stderr, "%s", "                  add it multiple times to increases debug level\n");
-    fprintf(stderr, "%s", "  -f, --nofade    disable color fading in 256 color mode\n");
-    fprintf(stderr, "%s", "  -h, --help      display this help and exit\n");
-    fprintf(stderr, "%s", "  -i, --invert    swap black and white color\n");
-    fprintf(stderr, "%s", "  -t, --notrans   disable transparency in transparent terminal\n");
+    fprintf(stderr, "%s", "  -d, --debug       enable debug messages on STDERR\n");
+    fprintf(stderr, "%s", "                    add it multiple times to increases debug level\n");
+    fprintf(stderr, "%s", "  -f, --nofade      disable color fading in 256 color mode\n");
+    fprintf(stderr, "%s", "  -h, --help        display this help and exit\n");
+    fprintf(stderr, "%s", "  -i, --invert      swap black and white color\n");
+    fprintf(stderr, "%s", "  -t, --notrans     disable transparency in transparent terminal\n");
+    fprintf(stderr, "%s", "  -s, --noslidenum  do not show slide number at the bottom\n");
+    fprintf(stderr, "%s", "  -x, --noslidemax  show slide number, but not total number of slides\n");
     fprintf(stderr, "%s", "\nWith no FILE, or when FILE is -, read standard input.\n\n");
     exit(EXIT_FAILURE);
 }
@@ -55,6 +57,7 @@ int main(int argc, char *argv[]) {
     int invert = 0;    // invert color (black on white)
     int reload = 0;    // reload page N (0 means no reload)
     int noreload = 1;  // reload disabled until we know input is a file
+    int slidenum = 2;  // 0:don't show; 1:show #; 2:show #/#
 
     // define command-line options
     struct option longopts[] = {
@@ -64,12 +67,14 @@ int main(int argc, char *argv[]) {
         { "invert",  no_argument, 0, 'i' },
         { "notrans", no_argument, 0, 't' },
         { "version", no_argument, 0, 'v' },
+        { "noslidenum", no_argument, 0, 's' },
+        { "noslidemax", no_argument, 0, 'x' },
         { 0, 0, 0, 0 }
     };
 
     // parse command-line options
     int opt, debug = 0;
-    while ((opt = getopt_long(argc, argv, ":dfhitv", longopts, NULL)) != -1) {
+    while ((opt = getopt_long(argc, argv, ":dfhitvsx", longopts, NULL)) != -1) {
         switch(opt) {
             case 'd': debug += 1; break;
             case 'f': nofade = 1; break;
@@ -77,6 +82,8 @@ int main(int argc, char *argv[]) {
             case 'i': invert = 1; break;
             case 't': notrans = 1; break;
             case 'v': version(); break;
+            case 's': slidenum = 0; break;
+            case 'x': slidenum = 1; break;
             case ':': fprintf(stderr, "%s: '%c' requires an argument\n", argv[0], optopt); usage(); break;
             case '?':
             default : fprintf(stderr, "%s: option '%c' is invalid\n", argv[0], optopt); usage(); break;
@@ -147,7 +154,7 @@ int main(int argc, char *argv[]) {
             markdown_debug(deck, debug);
         }
 
-        reload = ncurses_display(deck, notrans, nofade, invert, reload, noreload);
+        reload = ncurses_display(deck, notrans, nofade, invert, reload, noreload, slidenum);
 
         free_deck(deck);