using Gdk; using Gee; using Gtk; using Dino.Entities; namespace Dino.Ui.ChatInput { class SmileyConverter { private TextView text_input; private static HashMap smiley_translations = new HashMap(); private Regex whitespace_regex = /\s/; static construct { smiley_translations[":)"] = "🙂"; smiley_translations[":D"] = "😀"; smiley_translations[";)"] = "😉"; smiley_translations["O:)"] = "😇"; smiley_translations["O:-)"] = "😇"; smiley_translations["]:>"] = "😈"; smiley_translations[":o"] = "😮"; smiley_translations[":P"] = "😛"; smiley_translations[";P"] = "😜"; smiley_translations[":("] = "🙁"; smiley_translations[":'("] = "😢"; smiley_translations[":/"] = "😕"; smiley_translations[":-*"] = "😘️"; } public SmileyConverter(TextView text_input) { this.text_input = text_input; text_input.key_press_event.connect(on_text_input_key_press); } public bool on_text_input_key_press(EventKey event) { if (event.keyval == Key.space || event.keyval == Key.Return) { check_convert(); } return false; } private void check_convert() { if (!Dino.Application.get_default().settings.convert_utf8_smileys) return; TextIter? start_iter; text_input.buffer.get_start_iter(out start_iter); TextIter? cursor_iter; text_input.buffer.get_iter_at_mark(out cursor_iter, text_input.buffer.get_insert()); if (start_iter == null || cursor_iter == null) return; string text = text_input.buffer.get_text(start_iter, cursor_iter, true); foreach (string smiley in smiley_translations.keys) { if (text.has_suffix(smiley)) { if (text.length == smiley.length || whitespace_regex.match(text[text.length - smiley.length - 1].to_string())) { TextIter? end_iter; text_input.buffer.get_end_iter(out end_iter); if (end_iter == null) continue; TextIter smiley_start_iter = cursor_iter; smiley_start_iter.backward_chars(smiley.length); text_input.buffer.delete(ref smiley_start_iter, ref cursor_iter); text_input.buffer.insert_text(ref cursor_iter, smiley_translations[smiley], smiley_translations[smiley].length); } } } } } }