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[qwaq] Convert remaining functions to command queue

Browse source 
Now that the initial prototype seems to be working well, it's time to
implement more commands. I might have to do some wrappers for actual
command writing (and result reading) as it looks like there will be a
lot of nearly identical code.
This commit is contained in:
Bill Currie 2020-02-29 11:44:43 +09:00
parent 513c808875
commit 0119660b01
2 changed files with 80 additions and 23 deletions
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2
tools/qwaq/qwaq-app.r
View file

@ -32,5 +32,7 @@ int main (int argc, string *argv)
}
}
} while (ch != 'q' && ch != 'Q');
destroy_window (win);
get_event (&event);
return 0;
}

101
tools/qwaq/qwaq-curses.c
View file

@ -265,7 +265,6 @@ create_window (qwaq_resources_t *res)
keypad (window->win, TRUE);
int window_id = window_index (res, window);
int cmd_result[] = { qwaq_cmd_create_window, window_id };
// loop
@ -274,6 +273,44 @@ create_window (qwaq_resources_t *res)
}
}
static void
destroy_window (qwaq_resources_t *res)
{
int window_id = RB_PEEK_DATA (res->command_queue, 2);
window_t *window = get_window (res, __FUNCTION__, window_id);
delwin (window->win);
window_free (res, window);
}
static void
create_panel (qwaq_resources_t *res)
{
int window_id = RB_PEEK_DATA (res->command_queue, 2);
window_t *window = get_window (res, __FUNCTION__, window_id);
panel_t *panel = panel_new (res);
panel->panel = new_panel (window->win);
int panel_id = panel_index (res, panel);
int cmd_result[] = { qwaq_cmd_create_panel, panel_id };
// loop
if (RB_SPACE_AVAILABLE (res->results) >= CMD_SIZE (cmd_result)) {
RB_WRITE_DATA (res->results, cmd_result, CMD_SIZE (cmd_result));
}
}
static void
destroy_panel (qwaq_resources_t *res)
{
int panel_id = RB_PEEK_DATA (res->command_queue, 2);
panel_t *panel = get_panel (res, __FUNCTION__, panel_id);
del_panel (panel->panel);
panel_free (res, panel);
}
static void
move_print (qwaq_resources_t *res)
{
@ -297,10 +334,13 @@ process_commands (qwaq_resources_t *res)
create_window (res);
break;
case qwaq_cmd_destroy_window:
destroy_window (res);
break;
case qwaq_cmd_create_panel:
create_panel (res);
break;
case qwaq_cmd_destroy_panel:
destroy_panel (res);
break;
case qwaq_cmd_mvwprint:
move_print (res);
@ -411,31 +451,56 @@ static void
bi_destroy_window (progs_t *pr)
{
qwaq_resources_t *res = PR_Resources_Find (pr, "qwaq");
window_t *window = get_window (res, __FUNCTION__, P_INT (pr, 0));
delwin (window->win);
window->win = 0;
window_free (res, window);
int window_id = P_INT (pr, 0);
int command[] = { qwaq_cmd_destroy_window, 0, window_id, };
if (get_window (res, __FUNCTION__, window_id)) {
command[1] = CMD_SIZE(command);
if (RB_SPACE_AVAILABLE (res->command_queue) >= CMD_SIZE(command)) {
RB_WRITE_DATA (res->command_queue, command, CMD_SIZE(command));
}
}
}
static void
bi_create_panel (progs_t *pr)
{
qwaq_resources_t *res = PR_Resources_Find (pr, "qwaq");
window_t *window = get_window (res, __FUNCTION__, P_INT (pr, 0));
int window_id = P_INT (pr, 0);
int command[] = { qwaq_cmd_create_panel, 0, window_id, };
panel_t *panel = panel_new (res);
panel->panel = new_panel (window->win);
R_INT (pr) = panel_index (res, panel);
if (get_window (res, __FUNCTION__, window_id)) {
command[1] = CMD_SIZE(command);
if (RB_SPACE_AVAILABLE (res->command_queue) >= CMD_SIZE(command)) {
RB_WRITE_DATA (res->command_queue, command, CMD_SIZE(command));
}
// locking and loop until id is correct
if (RB_DATA_AVAILABLE (res->results)
&& RB_PEEK_DATA (res->results, 0) == qwaq_cmd_create_panel) {
int cmd_result[2]; // should results have a size?
RB_READ_DATA (res->results, cmd_result, CMD_SIZE (cmd_result));
R_INT (pr) = cmd_result[1];
}
}
}
static void
bi_destroy_panel (progs_t *pr)
{
qwaq_resources_t *res = PR_Resources_Find (pr, "qwaq");
panel_t *panel = get_panel (res, __FUNCTION__, P_INT (pr, 0));
del_panel (panel->panel);
panel->panel = 0;
panel_free (res, panel);
int panel_id = P_INT (pr, 0);
int command[] = { qwaq_cmd_destroy_panel, 0, panel_id, };
if (get_panel (res, __FUNCTION__, panel_id)) {
command[1] = CMD_SIZE(command);
if (RB_SPACE_AVAILABLE (res->command_queue) >= CMD_SIZE(command)) {
RB_WRITE_DATA (res->command_queue, command, CMD_SIZE(command));
}
}
}
static void
@ -467,15 +532,6 @@ bi_mvwprintf (progs_t *pr)
}
}
static void
bi_wgetch (progs_t *pr)
{
qwaq_resources_t *res = PR_Resources_Find (pr, "qwaq");
window_t *window = get_window (res, __FUNCTION__, P_INT (pr, 0));
R_INT (pr) = wgetch (window->win);
}
static void
bi_get_event (progs_t *pr)
{
@ -525,7 +581,6 @@ static builtin_t builtins[] = {
{"create_panel", bi_create_panel, -1},
{"destroy_panel", bi_destroy_panel, -1},
{"mvwprintf", bi_mvwprintf, -1},
{"wgetch", bi_wgetch, -1},
{"get_event", bi_get_event, -1},
{0}
};