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Simplify input handling

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Přemysl Eric Janouch 2016-10-02 04:53:11 +02:00
parent de7ab93aec
commit 400edb58cb
Signed by: p
GPG Key ID: B715679E3A361BE6
1 changed files with 50 additions and 88 deletions
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138
nncmpp.c
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@ -1176,86 +1176,6 @@ app_process_user_action (enum user_action action)
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
static bool
app_process_keysym (termo_key_t *event)
{
enum user_action action = USER_ACTION_NONE;
typedef const enum user_action ActionMap[TERMO_N_SYMS];
static ActionMap actions =
{
[TERMO_SYM_ESCAPE] = USER_ACTION_QUIT,
[TERMO_SYM_UP] = USER_ACTION_GOTO_ITEM_PREVIOUS,
[TERMO_SYM_DOWN] = USER_ACTION_GOTO_ITEM_NEXT,
[TERMO_SYM_PAGEUP] = USER_ACTION_GOTO_PAGE_PREVIOUS,
[TERMO_SYM_PAGEDOWN] = USER_ACTION_GOTO_PAGE_NEXT,
};
static ActionMap actions_alt =
{
};
static ActionMap actions_ctrl =
{
};
if (!event->modifiers)
action = actions[event->code.sym];
else if (event->modifiers == TERMO_KEYMOD_ALT)
action = actions_alt[event->code.sym];
else if (event->modifiers == TERMO_KEYMOD_CTRL)
action = actions_ctrl[event->code.sym];
return app_process_user_action (action);
}
static bool
app_process_ctrl_key (termo_key_t *event)
{
static const enum user_action actions[32] =
{
[CTRL_KEY ('L')] = USER_ACTION_REDRAW,
[CTRL_KEY ('P')] = USER_ACTION_GOTO_ITEM_PREVIOUS,
[CTRL_KEY ('N')] = USER_ACTION_GOTO_ITEM_NEXT,
[CTRL_KEY ('B')] = USER_ACTION_GOTO_PAGE_PREVIOUS,
[CTRL_KEY ('F')] = USER_ACTION_GOTO_PAGE_NEXT,
};
int64_t i = (int64_t) event->code.codepoint - 'a' + 1;
if (i > 0 && i < (int64_t) N_ELEMENTS (actions))
return app_process_user_action (actions[i]);
return true;
}
static bool
app_process_alt_key (termo_key_t *event)
{
if (event->code.codepoint >= '0'
&& event->code.codepoint <= '9')
{
int n = event->code.codepoint - '0';
if (!app_goto_tab ((n == 0 ? 10 : n) - 1))
beep ();
}
return true;
}
static bool
app_process_key (termo_key_t *event)
{
if (event->modifiers == TERMO_KEYMOD_CTRL)
return app_process_ctrl_key (event);
if (event->modifiers == TERMO_KEYMOD_ALT)
return app_process_alt_key (event);
if (event->modifiers)
return true;
// TODO: normal unmodified keys will have functions as well
ucs4_t c = event->code.codepoint;
return true;
}
static void
app_process_left_mouse_click (int line, int column)
{
@ -1343,20 +1263,62 @@ app_process_mouse (termo_key_t *event)
return true;
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
static struct binding
{
const char *key; ///< Key definition
enum user_action action; ///< Action to take
}
g_default_bindings[] =
{
{ "Escape", USER_ACTION_QUIT },
{ "Up", USER_ACTION_GOTO_ITEM_PREVIOUS },
{ "Down", USER_ACTION_GOTO_ITEM_NEXT },
{ "PageUp", USER_ACTION_GOTO_PAGE_PREVIOUS },
{ "PageDown", USER_ACTION_GOTO_PAGE_NEXT },
{ "C-l", USER_ACTION_REDRAW },
{ "C-p", USER_ACTION_GOTO_ITEM_PREVIOUS },
{ "C-n", USER_ACTION_GOTO_ITEM_NEXT },
{ "C-b", USER_ACTION_GOTO_PAGE_PREVIOUS },
{ "C-f", USER_ACTION_GOTO_PAGE_NEXT },
// TODO: bindings for MPD control
{ NULL, USER_ACTION_NONE },
};
static bool
app_process_termo_event (termo_key_t *event)
{
switch (event->type)
{
case TERMO_TYPE_MOUSE:
if (event->type == TERMO_TYPE_MOUSE)
return app_process_mouse (event);
case TERMO_TYPE_KEY:
return app_process_key (event);
case TERMO_TYPE_KEYSYM:
return app_process_keysym (event);
default:
// TODO: pre-parse the keys, order them by termo_keycmp() and binary search
for (struct binding *iter = g_default_bindings; iter->key; iter++)
{
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,
TERMO_FORMAT_ALTISMETA));
if (!termo_keycmp (g_ctx.tk, event, &key))
return app_process_user_action (iter->action);
}
// TODO: parametrize actions, put this among other bindings
if (event->modifiers == TERMO_KEYMOD_ALT
&& event->code.codepoint >= '0'
&& event->code.codepoint <= '9')
{
int n = event->code.codepoint - '0';
if (!app_goto_tab ((n == 0 ? 10 : n) - 1))
beep ();
return true;
}
if (!event->modifiers)
{
// TODO: normal unmodified keys will have functions as well
ucs4_t c = event->code.codepoint;
}
return true;
}
// --- Signals -----------------------------------------------------------------