From: Michael Göhler <somebody.here@gmx.de>
Date: Fri, 19 Sep 2014 21:29:55 +0000 (+0200)
Subject: added hint to terminal geometry error as suggested in #15
X-Git-Url: https://git.danieliu.xyz/?a=commitdiff_plain;ds=sidebyside;h=68ae3bc14a97071e67d429970a9176dcde891714;p=smdp.git

added hint to terminal geometry error as suggested in #15
---

diff --git a/viewer.c b/viewer.c
index 6db88b9..e31dbcb 100644
--- a/viewer.c
+++ b/viewer.c
@@ -104,9 +104,19 @@ int ncurses_display(deck_t *deck, int notrans, int nofade, int invert) {
     if((max_cols > COLS) ||
        (max_lines + bar_top + bar_bottom + 2 > LINES)) {
 
+        // disable ncurses
+        endwin();
+
+        // print error
         fprintf(stderr, "Error: Terminal size %ix%i too small. Need at least %ix%i.\n",
             COLS, LINES, max_cols, max_lines + bar_top + bar_bottom + 2);
-        endwin();
+
+        // print hint to solve it
+        if(max_lines + bar_top + bar_bottom + 2 > LINES)
+            fprintf(stderr, "You may need to add additional horizontal rules ('***') to split your file in shorter slides.\n");
+        if(max_cols > COLS)
+            fprintf(stderr, "Automatic line wrapping is not supported jet. You may need to shorten some lines by inserting line breaks.\n");
+
         return(1);
     }