static void draw_lookup_table()
{
set_im_window(LookupTableWin, lookup_table_win);
if (!lookup_table_win.w) return;
draw_margin(lookup_table_win, COLOR_BG);
unsigned i, x = lookup_table_win.x + MARGIN, y = lookup_table_win.y + MARGIN;
for (i = 0; ; i++) {
IBusText *text = ibus_lookup_table_get_candidate(lookup_table, i);
if (!text) break;
char buf[8];
snprintf(buf, sizeof(buf), "%d.", i + 1);
draw_text(x, y, COLOR_FG, COLOR_BG, buf, strlen(buf));
x += FW(2);
draw_text(x, y, i == lookup_table->cursor_pos ? COLOR_ACTIVE_CANDIDATE : COLOR_FG, COLOR_BG, text->text, strlen(text->text));
x += FW(text_width(text->text));
char space = ' ';
draw_text(x, y, COLOR_FG, COLOR_BG, &space, 1);
x += FW(1);
}
unsigned endx = lookup_table_win.x + lookup_table_win.w - MARGIN;
if (x < endx) {
Rectangle rect = { x, y, endx - x, FH(1) };
fill_rect(rect, COLOR_BG);
}
}
static void calculate_lookup_win()
{
if (!lookup_table) {
lookup_table_win.w = 0;
return;
}
unsigned i, w = 0;
for (i = 0; ; i++) {
IBusText *text = ibus_lookup_table_get_candidate(lookup_table, i);
if (!text) break;
w += text_width(text->text);
}
lookup_table_win.x = cursor_x;
lookup_table_win.y = get_cursor_y() + WIN_INTERVAL + GAP;
lookup_table_win.w = FW(w + 3 * lookup_table->page_size) + 2 * MARGIN;
lookup_table_win.h = WIN_HEIGHT;
if (lookup_table_win.x + lookup_table_win.w > SW) {
if (lookup_table_win.w > SW) lookup_table_win.x = 0;
else lookup_table_win.x = SW - lookup_table_win.w;
}
}
void
ibus_engine_update_lookup_table_fast (IBusEngine *engine,
IBusLookupTable *table,
gboolean visible)
{
IBusLookupTable *new_table;
IBusText *text;
gint page_begin;
gint i;
if (table->candidates->len < table->page_size << 2) {
ibus_engine_update_lookup_table (engine, table, visible);
return;
}
page_begin = (table->cursor_pos / table->page_size) * table->page_size;
new_table = ibus_lookup_table_new (table->page_size, 0, table->cursor_visible, table->round);
for (i = page_begin; i < page_begin + table->page_size && i < table->candidates->len; i++) {
ibus_lookup_table_append_candidate (new_table, ibus_lookup_table_get_candidate (table, i));
}
for (i = 0; (text = ibus_lookup_table_get_label (table, i)) != NULL; i++) {
ibus_lookup_table_append_label (new_table, text);
}
ibus_lookup_table_set_cursor_pos (new_table, ibus_lookup_table_get_cursor_in_page (table));
ibus_lookup_table_set_orientation (new_table, ibus_lookup_table_get_orientation (table));
ibus_engine_update_lookup_table (engine, new_table, visible);
if (g_object_is_floating (table)) {
g_object_unref (table);
}
}
