* statusline_askchoice(): handles localized keybindings for multiple choices

[pkg/abook.git] / ui.c

diff --git a/ui.c b/ui.c
index 901322b50712c6f4295d71e11336d1713845c096..6917f77863768a80180909797f6f6d5dcbb05f5c 100644 (file)
--- a/ui.c
+++ b/ui.c
@@ -15,6 +15,7 @@
 #include <signal.h>
 #include <ctype.h>
 #include "abook.h"
+#include <assert.h>
 #include "ui.h"
 #include "edit.h"
 #include "database.h"
@@ -231,6 +232,80 @@ statusline_addstr(const char *str)
        wrefresh(bottom);
 }
 
+/* Same as statusline_addstr(), but hilight "<str>" sequences if the terminal
+ * supports it */
+static void
+statusline_addhlstr(const char *str)
+{
+#if defined(A_BOLD) && defined(A_NORMAL)
+       const char *p = str, *start = str;
+       char *tmp;
+       int pos = 0;
+
+       while(1) {
+               if(!*p || strchr("<>", *p)) {
+                       if(p - start > 0) {
+                               wattrset(bottom, (*p == '>') ? A_UNDERLINE : A_NORMAL);
+                               tmp = xstrndup(start, p - start);
+                               mvwaddstr(bottom, 1, pos, tmp);
+                               free(tmp);
+                               pos += p - start;
+                       }
+                       if(*p) {
+                               start = p + 1;
+#if 0
+                               /* show tag markers */
+                               wattrset(bottom, A_DIM);
+                               mvwaddch(bottom, 1, pos++, *p);
+#endif
+                       }
+               }
+
+               if(!*p) {
+                       wattrset(bottom, A_NORMAL);
+                       break;
+               }
+
+               p++;
+       }
+#else
+       mvwaddstr(bottom, 1, 0, str);
+#endif
+
+       refresh();
+       wrefresh(bottom);
+}
+
+int
+statusline_askchoice(const char *msg, const char *choices, short dflt)
+{
+       char *s;
+       int ch;
+
+       assert((dflt < 0) || (dflt > strlen(choices)));
+
+       if(dflt) {
+               s = mkstr("%s [%c]", msg, choices[dflt - 1]);
+               statusline_addhlstr(s);
+               free(s);
+       } else
+               statusline_addhlstr(msg);
+
+       while(1)
+       {
+               ch = tolower(getch());
+
+               if(ch == 7) /* ctrl+G */
+                       return 0;
+
+               if(dflt && (ch == '\r')) /* default choice */
+                       return dflt;
+
+               if((s = strchr(choices, ch)))
+                       return (s - choices + 1);
+       }
+}
+
 char *
 ui_readline(char *prompt, char *s, size_t limit, bool use_completion)
 {
@@ -544,13 +619,11 @@ ui_print_database()
        if(list_is_empty())
                return;
 
-       statusline_addstr(_("Print All/Selected/Cancel (a/s/C)?"));
-
-       switch(tolower(getch())) {
-               case 'a':
+       switch(statusline_askchoice(_("Print <a>ll, print <s>elected, or <c>ancel?"), S_("keybindings:all/selected/cancel|asc"), 3)) {
+               case 1:
                        mode = ENUM_ALL;
                        break;
-               case 's':
+               case 2:
                        if( !selected_items() ) {
                                statusline_msg(_("No selected items"));
                                return;
@@ -558,7 +631,7 @@ ui_print_database()
                        mode = ENUM_SELECTED;
                        break;
                default:
-                       clear_statusline();
+                       refresh_screen();
                        return;
        }