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-rw-r--r--nncmpp.c90
1 files changed, 50 insertions, 40 deletions
diff --git a/nncmpp.c b/nncmpp.c
index 6a994f6..b38ef8e 100644
--- a/nncmpp.c
+++ b/nncmpp.c
@@ -1126,33 +1126,49 @@ app_goto_tab (int tab_index)
// --- User input handling -----------------------------------------------------
+#define USER_ACTIONS(XX) \
+ XX( NONE, "Do nothing" ) \
+ \
+ XX( QUIT, "Quit application" ) \
+ XX( REDRAW, "Redraw screen" ) \
+ \
+ XX( MPD_PREVIOUS, "Previous song" ) \
+ XX( MPD_TOGGLE, "Toggle play/pause" ) \
+ XX( MPD_STOP, "Stop playback" ) \
+ XX( MPD_NEXT, "Next song" ) \
+ XX( MPD_VOLUME_UP, "Increase volume" ) \
+ XX( MPD_VOLUME_DOWN, "Decrease volume" ) \
+ \
+ XX( SCROLL_UP, "Scroll up" ) \
+ XX( SCROLL_DOWN, "Scroll down" ) \
+ \
+ XX( GOTO_TOP, "Go to the top" ) \
+ XX( GOTO_BOTTOM, "Go to the bottom" ) \
+ XX( GOTO_ITEM_PREVIOUS, "Go to the previous item" ) \
+ XX( GOTO_ITEM_NEXT, "Go to the next item" ) \
+ XX( GOTO_PAGE_PREVIOUS, "Go to the previous page" ) \
+ XX( GOTO_PAGE_NEXT, "Go to the next page" )
+
enum user_action
{
- USER_ACTION_NONE,
-
- USER_ACTION_QUIT,
- USER_ACTION_REDRAW,
-
- USER_ACTION_MPD_PREVIOUS,
- USER_ACTION_MPD_TOGGLE,
- USER_ACTION_MPD_STOP,
- USER_ACTION_MPD_NEXT,
- USER_ACTION_MPD_VOLUME_UP,
- USER_ACTION_MPD_VOLUME_DOWN,
-
- USER_ACTION_SCROLL_UP,
- USER_ACTION_SCROLL_DOWN,
-
- USER_ACTION_GOTO_TOP,
- USER_ACTION_GOTO_BOTTOM,
- USER_ACTION_GOTO_ITEM_PREVIOUS,
- USER_ACTION_GOTO_ITEM_NEXT,
- USER_ACTION_GOTO_PAGE_PREVIOUS,
- USER_ACTION_GOTO_PAGE_NEXT,
-
+#define XX(name, description) USER_ACTION_ ## name,
+ USER_ACTIONS (XX)
+#undef XX
USER_ACTION_COUNT
};
+static struct user_action_info
+{
+ const char *name; ///< Name for user bindings
+ const char *description; ///< Human-readable description
+}
+g_user_actions[] =
+{
+#define XX(name, description) { #name, description },
+ USER_ACTIONS (XX)
+#undef XX
+};
+
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
#define MPD_SIMPLE(...) \
@@ -1408,7 +1424,6 @@ g_default_bindings[] =
{ "C-Space", USER_ACTION_MPD_STOP },
{ "M-PageUp", USER_ACTION_MPD_VOLUME_UP },
{ "M-PageDown", USER_ACTION_MPD_VOLUME_DOWN },
- { NULL, USER_ACTION_NONE },
};
static bool
@@ -1418,14 +1433,15 @@ app_process_termo_event (termo_key_t *event)
return app_process_mouse (event);
// TODO: pre-parse the keys, order them by termo_keycmp() and binary search
- for (struct binding *iter = g_default_bindings; iter->key; iter++)
+ for (size_t i = 0; i < N_ELEMENTS (g_default_bindings); i++)
{
+ struct binding *binding = &g_default_bindings[i];
termo_key_t key;
// FIXME: I've made termo parse it as a multibyte string, I want UTF-8
- hard_assert (!*termo_strpkey (g_ctx.tk, iter->key, &key,
+ hard_assert (!*termo_strpkey (g_ctx.tk, binding->key, &key,
TERMO_FORMAT_ALTISMETA));
if (!termo_keycmp (g_ctx.tk, event, &key))
- return app_process_user_action (iter->action);
+ return app_process_user_action (binding->action);
}
// TODO: parametrize actions, put this among other bindings
@@ -1750,17 +1766,6 @@ static struct
}
g_help_tab;
-static struct help_tab_item
-{
- const char *text; ///< Item text
-}
-g_help_items[] =
-{
- { "First entry on the list" },
- { "Something different" },
- { "Yet another item" },
-};
-
static void
help_tab_on_item_draw (struct tab *self, unsigned item_index,
struct row_buffer *buffer, int width)
@@ -1768,8 +1773,13 @@ help_tab_on_item_draw (struct tab *self, unsigned item_index,
(void) self;
(void) width;
- hard_assert (item_index <= N_ELEMENTS (g_help_items));
- row_buffer_append (buffer, g_help_items[item_index].text, 0);
+ // TODO: group them the other way around for clarity
+ hard_assert (item_index < N_ELEMENTS (g_default_bindings));
+ struct binding *binding = &g_default_bindings[item_index];
+ char *text = xstrdup_printf ("%-12s %s",
+ binding->key, g_user_actions[binding->action].description);
+ row_buffer_append (buffer, text, 0);
+ free (text);
}
static struct tab *
@@ -1778,7 +1788,7 @@ help_tab_create (void)
struct tab *super = &g_help_tab.super;
tab_init (super, "Help");
super->on_item_draw = help_tab_on_item_draw;
- super->item_count = N_ELEMENTS (g_help_items);
+ super->item_count = N_ELEMENTS (g_default_bindings);
super->item_selected = 0;
return super;
}