menu: support seeking the filelist with letter keys

git-svn-id: file:///home/notaz/opt/svn/PicoDrive@956 be3aeb3a-fb24-0410-a615-afba39da0efa

diff --git a/platform/linux/in_evdev.c b/platform/linux/in_evdev.c
index c615061..b447da1 100644 (file)
--- a/platform/linux/in_evdev.c
+++ b/platform/linux/in_evdev.c
@@ -559,9 +559,10 @@ static const struct {
 
 #define KEY_PBTN_MAP_SIZE (sizeof(key_pbtn_map) / sizeof(key_pbtn_map[0]))
 
-static int in_evdev_menu_translate(void *drv_data, int keycode)
+static int in_evdev_menu_translate(void *drv_data, int keycode, char *charcode)
 {
        in_evdev_t *dev = drv_data;
+       int ret = 0;
        int i;
 
        if (keycode < 0)
@@ -578,12 +579,25 @@ static int in_evdev_menu_translate(void *drv_data, int keycode)
        }
        else
        {
-               for (i = 0; i < KEY_PBTN_MAP_SIZE; i++)
-                       if (key_pbtn_map[i].key == keycode)
-                               return key_pbtn_map[i].pbtn;
+               for (i = 0; i < KEY_PBTN_MAP_SIZE; i++) {
+                       if (key_pbtn_map[i].key == keycode) {
+                               ret = key_pbtn_map[i].pbtn;
+                               break;
+                       }
+               }
+
+               if (charcode != NULL && (unsigned int)keycode < KEY_CNT &&
+                   in_evdev_keys[keycode] != NULL && in_evdev_keys[keycode][1] == 0)
+               {
+                       char c = in_evdev_keys[keycode][0];
+                       if ('A' <= c && c <= 'Z')
+                               c = 'a' + c - 'A';
+                       ret |= PBTN_CHAR;
+                       *charcode = c;
+               }
        }
 
-       return 0;
+       return ret;
 }
 
 /* remove binds of missing keys, count remaining ones */