keybinding: support 0-9, F10-F12

NEWS

@@ -9,6 +9,7 @@ DFHack Future
         Stopped DF window from receiving input when unfocused on OS X
         Fixed issues with keybindings involving Ctrl-A and Ctrl-Z, as well as Alt-E/U/N on OS X
         Multiple contexts can now be specified when adding keybindings
+        Keybindings can now use F10-F12 and 0-9
         Plugin system is no longer restricted to plugins that exist on startup
     Lua
         Scripts can be enabled with the built-in enable/disable commands

Readme.rst

@@ -197,7 +197,7 @@ To set keybindings, use the built-in ``keybinding`` command. Like any other
 command it can be used at any time from the console, but it is also meaningful
 in the DFHack init file.
 
-Currently it supports any combination of Ctrl/Alt/Shift with F1-F9, or A-Z.
+Currently, any combinations of Ctrl/Alt/Shift with A-Z, 0-9, or F1-F12 are supported.
 
 Possible ways to call the command:
 
@@ -214,7 +214,7 @@ The *<key>* parameter above has the following *case-sensitive* syntax::
 
     [Ctrl-][Alt-][Shift-]KEY[@context[|context...]]
 
-where the *KEY* part can be F1-F9 or A-Z, and [] denote optional parts.
+where the *KEY* part can be any recognized key and [] denote optional parts.
 
 When multiple commands are bound to the same key combination, DFHack selects
 the first applicable one. Later 'add' commands, and earlier entries within one

library/Core.cpp

@@ -2157,9 +2157,15 @@ static bool parseKeySpec(std::string keyspec, int *psym, int *pmod, std::string
     if (keyspec.size() == 1 && keyspec[0] >= 'A' && keyspec[0] <= 'Z') {
         *psym = SDL::K_a + (keyspec[0]-'A');
         return true;
+    } else if (keyspec.size() == 1 && keyspec[0] >= '0' && keyspec[0] <= '9') {
+        *psym = SDL::K_0 + (keyspec[0]-'0');
+        return true;
     } else if (keyspec.size() == 2 && keyspec[0] == 'F' && keyspec[1] >= '1' && keyspec[1] <= '9') {
         *psym = SDL::K_F1 + (keyspec[1]-'1');
         return true;
+    } else if (keyspec.size() == 3 && keyspec.substr(0, 2) == "F1" && keyspec[2] >= '0' && keyspec[2] <= '2') {
+        *psym = SDL::K_F10 + (keyspec[2]-'0');
+        return true;
     } else if (keyspec == "Enter") {
         *psym = SDL::K_RETURN;
         return true;