Ejemplos de wl_input_method_context_cursor_position en C++ (Cpp)

Ejemplo n.º 1

Archivo: keyboard.c Proyecto: whot/weston

static void
virtual_keyboard_commit_preedit(struct virtual_keyboard *keyboard)
{
	char *surrounding_text;

	if (!keyboard->preedit_string ||
	    strlen(keyboard->preedit_string) == 0)
		return;

	wl_input_method_context_cursor_position(keyboard->context,
						0, 0);
	wl_input_method_context_commit_string(keyboard->context,
					      keyboard->serial,
					      keyboard->preedit_string);

	if (keyboard->surrounding_text) {
		surrounding_text = insert_text(keyboard->surrounding_text,
					       keyboard->surrounding_cursor,
					       keyboard->preedit_string);
		free(keyboard->surrounding_text);
		keyboard->surrounding_text = surrounding_text;
		keyboard->surrounding_cursor += strlen(keyboard->preedit_string);
	} else {
		keyboard->surrounding_text = strdup(keyboard->preedit_string);
		keyboard->surrounding_cursor = strlen(keyboard->preedit_string);
	}

	free(keyboard->preedit_string);
	keyboard->preedit_string = strdup("");
}

Ejemplo n.º 2

Archivo: weston-simple-im.c Proyecto: Holusion/weston

static void
simple_im_key_handler(struct simple_im *keyboard,
		      uint32_t serial, uint32_t time, uint32_t key, uint32_t sym,
		      enum wl_keyboard_key_state state)
{
	struct wl_input_method_context *context = keyboard->context;
	char text[64];

	if (sym == XKB_KEY_Multi_key &&
	    state == WL_KEYBOARD_KEY_STATE_RELEASED &&
	    keyboard->compose_state == state_normal) {
		keyboard->compose_state = state_compose;
		memset(&keyboard->compose_seq, 0, sizeof(struct compose_seq));
		return;
	}

	if (keyboard->compose_state == state_compose) {
		uint32_t i = 0;
		struct compose_seq *cs;

		if (state == WL_KEYBOARD_KEY_STATE_PRESSED)
			return;

		for (i = 0; i < sizeof(ignore_keys_on_compose) / sizeof(ignore_keys_on_compose[0]); i++) {
			if (sym == ignore_keys_on_compose[i]) {
				wl_input_method_context_key(context, keyboard->serial, time, key, state);
				return;
			}
		}

		for (i = 0; keyboard->compose_seq.keys[i] != 0; i++);

		keyboard->compose_seq.keys[i] = sym;

		cs = bsearch (&keyboard->compose_seq, compose_seqs,
			      sizeof(compose_seqs) / sizeof(compose_seqs[0]),
			      sizeof(compose_seqs[0]), compare_compose_keys);

		if (cs) {
			if (cs->keys[i + 1] == 0) {
				wl_input_method_context_preedit_cursor(keyboard->context,
								       0);
				wl_input_method_context_preedit_string(keyboard->context,
								       keyboard->serial,
								       "", "");
				wl_input_method_context_cursor_position(keyboard->context,
									0, 0);
				wl_input_method_context_commit_string(keyboard->context,
								      keyboard->serial,
								      cs->text);
				keyboard->compose_state = state_normal;
			} else {
				uint32_t j = 0, idx = 0;

				for (; j <= i; j++) {
					idx += xkb_keysym_to_utf8(cs->keys[j], text + idx, sizeof(text) - idx);
				}

				wl_input_method_context_preedit_cursor(keyboard->context,
								       strlen(text));
				wl_input_method_context_preedit_string(keyboard->context,
								       keyboard->serial,
								       text,
								       text);
			}
		} else {
			uint32_t j = 0, idx = 0;

			for (; j <= i; j++) {
				idx += xkb_keysym_to_utf8(keyboard->compose_seq.keys[j], text + idx, sizeof(text) - idx);
			}
			wl_input_method_context_preedit_cursor(keyboard->context,
							       0);
			wl_input_method_context_preedit_string(keyboard->context,
							       keyboard->serial,
							       "", "");
			wl_input_method_context_cursor_position(keyboard->context,
								0, 0);
			wl_input_method_context_commit_string(keyboard->context,
							      keyboard->serial,
							      text);
			keyboard->compose_state = state_normal;
		}
		return;
	}

	if (xkb_keysym_to_utf8(sym, text, sizeof(text)) <= 0) {
		wl_input_method_context_key(context, serial, time, key, state);
		return;
	}

	if (state == WL_KEYBOARD_KEY_STATE_PRESSED)
		return;

	wl_input_method_context_cursor_position(keyboard->context,
						0, 0);
	wl_input_method_context_commit_string(keyboard->context,
					      keyboard->serial,
					      text);
}