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570 lines
19 KiB
570 lines
19 KiB
#include <assert.h>
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#include <stdlib.h>
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#include "log.h"
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#include "sway/input/seat.h"
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#include "sway/scene_descriptor.h"
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#include "sway/tree/root.h"
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#include "sway/tree/view.h"
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#include "sway/output.h"
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#include "sway/input/text_input.h"
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#include "sway/input/text_input_popup.h"
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#include "sway/layers.h"
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static void input_popup_update(struct sway_input_popup *popup);
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static struct sway_text_input *relay_get_focusable_text_input(
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struct sway_input_method_relay *relay) {
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struct sway_text_input *text_input = NULL;
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wl_list_for_each(text_input, &relay->text_inputs, link) {
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if (text_input->pending_focused_surface) {
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return text_input;
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}
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}
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return NULL;
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}
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static struct sway_text_input *relay_get_focused_text_input(
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struct sway_input_method_relay *relay) {
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struct sway_text_input *text_input = NULL;
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wl_list_for_each(text_input, &relay->text_inputs, link) {
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if (text_input->input->focused_surface) {
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return text_input;
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}
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}
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return NULL;
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}
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static void handle_im_commit(struct wl_listener *listener, void *data) {
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struct sway_input_method_relay *relay = wl_container_of(listener, relay,
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input_method_commit);
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struct sway_text_input *text_input = relay_get_focused_text_input(relay);
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if (!text_input) {
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return;
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}
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struct wlr_input_method_v2 *context = data;
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assert(context == relay->input_method);
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if (context->current.preedit.text) {
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wlr_text_input_v3_send_preedit_string(text_input->input,
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context->current.preedit.text,
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context->current.preedit.cursor_begin,
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context->current.preedit.cursor_end);
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}
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if (context->current.commit_text) {
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wlr_text_input_v3_send_commit_string(text_input->input,
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context->current.commit_text);
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}
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if (context->current.delete.before_length
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|| context->current.delete.after_length) {
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wlr_text_input_v3_send_delete_surrounding_text(text_input->input,
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context->current.delete.before_length,
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context->current.delete.after_length);
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}
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wlr_text_input_v3_send_done(text_input->input);
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}
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static void handle_im_keyboard_grab_destroy(struct wl_listener *listener, void *data) {
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struct sway_input_method_relay *relay = wl_container_of(listener, relay,
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input_method_keyboard_grab_destroy);
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struct wlr_input_method_keyboard_grab_v2 *keyboard_grab = data;
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struct wlr_seat *wlr_seat = keyboard_grab->input_method->seat;
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wl_list_remove(&relay->input_method_keyboard_grab_destroy.link);
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if (keyboard_grab->keyboard) {
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// send modifier state to original client
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wlr_seat_set_keyboard(wlr_seat, keyboard_grab->keyboard);
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wlr_seat_keyboard_notify_modifiers(wlr_seat,
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&keyboard_grab->keyboard->modifiers);
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}
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}
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static void handle_im_grab_keyboard(struct wl_listener *listener, void *data) {
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struct sway_input_method_relay *relay = wl_container_of(listener, relay,
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input_method_grab_keyboard);
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struct wlr_input_method_keyboard_grab_v2 *keyboard_grab = data;
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// send modifier state to grab
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struct wlr_keyboard *active_keyboard = wlr_seat_get_keyboard(relay->seat->wlr_seat);
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wlr_input_method_keyboard_grab_v2_set_keyboard(keyboard_grab,
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active_keyboard);
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wl_signal_add(&keyboard_grab->events.destroy,
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&relay->input_method_keyboard_grab_destroy);
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relay->input_method_keyboard_grab_destroy.notify =
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handle_im_keyboard_grab_destroy;
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}
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static void text_input_set_pending_focused_surface(
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struct sway_text_input *text_input, struct wlr_surface *surface) {
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wl_list_remove(&text_input->pending_focused_surface_destroy.link);
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text_input->pending_focused_surface = surface;
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if (surface) {
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wl_signal_add(&surface->events.destroy,
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&text_input->pending_focused_surface_destroy);
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} else {
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wl_list_init(&text_input->pending_focused_surface_destroy.link);
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}
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}
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static void handle_im_destroy(struct wl_listener *listener, void *data) {
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struct sway_input_method_relay *relay = wl_container_of(listener, relay,
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input_method_destroy);
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struct wlr_input_method_v2 *context = data;
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assert(context == relay->input_method);
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wl_list_remove(&relay->input_method_commit.link);
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wl_list_remove(&relay->input_method_grab_keyboard.link);
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wl_list_remove(&relay->input_method_destroy.link);
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wl_list_remove(&relay->input_method_new_popup_surface.link);
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relay->input_method = NULL;
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struct sway_text_input *text_input = relay_get_focused_text_input(relay);
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if (text_input) {
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// keyboard focus is still there, so keep the surface at hand in case
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// the input method returns
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text_input_set_pending_focused_surface(text_input,
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text_input->input->focused_surface);
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wlr_text_input_v3_send_leave(text_input->input);
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}
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}
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static void relay_send_im_state(struct sway_input_method_relay *relay,
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struct wlr_text_input_v3 *input) {
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struct wlr_input_method_v2 *input_method = relay->input_method;
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if (!input_method) {
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sway_log(SWAY_INFO, "Sending IM_DONE but im is gone");
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return;
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}
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// TODO: only send each of those if they were modified
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if (input->active_features & WLR_TEXT_INPUT_V3_FEATURE_SURROUNDING_TEXT) {
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wlr_input_method_v2_send_surrounding_text(input_method,
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input->current.surrounding.text, input->current.surrounding.cursor,
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input->current.surrounding.anchor);
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}
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wlr_input_method_v2_send_text_change_cause(input_method,
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input->current.text_change_cause);
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if (input->active_features & WLR_TEXT_INPUT_V3_FEATURE_CONTENT_TYPE) {
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wlr_input_method_v2_send_content_type(input_method,
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input->current.content_type.hint,
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input->current.content_type.purpose);
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}
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struct sway_input_popup *popup;
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wl_list_for_each(popup, &relay->input_popups, link) {
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// send_text_input_rectangle is called in this function
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input_popup_update(popup);
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}
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wlr_input_method_v2_send_done(input_method);
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// TODO: pass intent, display popup size
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}
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static void handle_text_input_enable(struct wl_listener *listener, void *data) {
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struct sway_text_input *text_input = wl_container_of(listener, text_input,
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text_input_enable);
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if (text_input->relay->input_method == NULL) {
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sway_log(SWAY_INFO, "Enabling text input when input method is gone");
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return;
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}
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wlr_input_method_v2_send_activate(text_input->relay->input_method);
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relay_send_im_state(text_input->relay, text_input->input);
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}
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static void handle_text_input_commit(struct wl_listener *listener,
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void *data) {
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struct sway_text_input *text_input = wl_container_of(listener, text_input,
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text_input_commit);
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if (!text_input->input->current_enabled) {
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sway_log(SWAY_INFO, "Inactive text input tried to commit an update");
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return;
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}
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sway_log(SWAY_DEBUG, "Text input committed update");
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if (text_input->relay->input_method == NULL) {
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sway_log(SWAY_INFO, "Text input committed, but input method is gone");
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return;
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}
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relay_send_im_state(text_input->relay, text_input->input);
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}
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static void relay_disable_text_input(struct sway_input_method_relay *relay,
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struct sway_text_input *text_input) {
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if (relay->input_method == NULL) {
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sway_log(SWAY_DEBUG, "Disabling text input, but input method is gone");
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return;
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}
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wlr_input_method_v2_send_deactivate(relay->input_method);
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relay_send_im_state(relay, text_input->input);
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}
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static void handle_text_input_disable(struct wl_listener *listener,
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void *data) {
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struct sway_text_input *text_input = wl_container_of(listener, text_input,
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text_input_disable);
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if (text_input->input->focused_surface == NULL) {
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sway_log(SWAY_DEBUG, "Disabling text input, but no longer focused");
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return;
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}
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relay_disable_text_input(text_input->relay, text_input);
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}
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static void handle_text_input_destroy(struct wl_listener *listener,
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void *data) {
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struct sway_text_input *text_input = wl_container_of(listener, text_input,
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text_input_destroy);
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if (text_input->input->current_enabled) {
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relay_disable_text_input(text_input->relay, text_input);
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}
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text_input_set_pending_focused_surface(text_input, NULL);
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wl_list_remove(&text_input->text_input_commit.link);
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wl_list_remove(&text_input->text_input_destroy.link);
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wl_list_remove(&text_input->text_input_disable.link);
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wl_list_remove(&text_input->text_input_enable.link);
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wl_list_remove(&text_input->link);
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free(text_input);
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}
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static void handle_pending_focused_surface_destroy(struct wl_listener *listener,
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void *data) {
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struct sway_text_input *text_input = wl_container_of(listener, text_input,
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pending_focused_surface_destroy);
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struct wlr_surface *surface = data;
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assert(text_input->pending_focused_surface == surface);
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text_input->pending_focused_surface = NULL;
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wl_list_remove(&text_input->pending_focused_surface_destroy.link);
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wl_list_init(&text_input->pending_focused_surface_destroy.link);
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}
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struct sway_text_input *sway_text_input_create(
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struct sway_input_method_relay *relay,
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struct wlr_text_input_v3 *text_input) {
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struct sway_text_input *input = calloc(1, sizeof(struct sway_text_input));
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if (!input) {
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return NULL;
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}
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input->input = text_input;
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input->relay = relay;
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wl_list_insert(&relay->text_inputs, &input->link);
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input->text_input_enable.notify = handle_text_input_enable;
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wl_signal_add(&text_input->events.enable, &input->text_input_enable);
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input->text_input_commit.notify = handle_text_input_commit;
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wl_signal_add(&text_input->events.commit, &input->text_input_commit);
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input->text_input_disable.notify = handle_text_input_disable;
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wl_signal_add(&text_input->events.disable, &input->text_input_disable);
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input->text_input_destroy.notify = handle_text_input_destroy;
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wl_signal_add(&text_input->events.destroy, &input->text_input_destroy);
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input->pending_focused_surface_destroy.notify =
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handle_pending_focused_surface_destroy;
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wl_list_init(&input->pending_focused_surface_destroy.link);
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return input;
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}
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static void relay_handle_text_input(struct wl_listener *listener,
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void *data) {
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struct sway_input_method_relay *relay = wl_container_of(listener, relay,
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text_input_new);
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struct wlr_text_input_v3 *wlr_text_input = data;
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if (relay->seat->wlr_seat != wlr_text_input->seat) {
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return;
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}
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sway_text_input_create(relay, wlr_text_input);
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}
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static void input_popup_update(struct sway_input_popup *popup) {
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struct sway_text_input *text_input =
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relay_get_focused_text_input(popup->relay);
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if (text_input == NULL || text_input->input->focused_surface == NULL) {
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return;
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}
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if (popup->scene_tree != NULL) {
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wlr_scene_node_destroy(&popup->scene_tree->node);
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popup->scene_tree = NULL;
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}
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if (popup->desc.relative != NULL) {
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wlr_scene_node_destroy(popup->desc.relative);
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popup->desc.relative = NULL;
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}
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popup->desc.view = NULL;
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if (!popup->popup_surface->surface->mapped) {
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return;
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}
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bool cursor_rect = text_input->input->current.features
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& WLR_TEXT_INPUT_V3_FEATURE_CURSOR_RECTANGLE;
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struct wlr_surface *focused_surface = text_input->input->focused_surface;
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struct wlr_box cursor_area = text_input->input->current.cursor_rectangle;
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struct wlr_box output_box;
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struct wlr_box parent = {0};
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struct wlr_layer_surface_v1 *layer_surface =
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wlr_layer_surface_v1_try_from_wlr_surface(focused_surface);
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struct wlr_scene_tree *relative_parent;
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struct wlr_box geo = {0};
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popup->scene_tree = wlr_scene_subsurface_tree_create(root->layers.popup, popup->popup_surface->surface);
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if (layer_surface != NULL) {
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struct sway_layer_surface *layer =
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layer_surface->data;
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if (layer == NULL) {
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return;
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}
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relative_parent = layer->scene->tree;
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struct wlr_output *output = layer->layer_surface->output;
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wlr_output_layout_get_box(root->output_layout, output, &output_box);
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int lx, ly;
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wlr_scene_node_coords(&layer->tree->node, &lx, &ly);
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parent.x = lx;
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parent.y = ly;
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popup->desc.view = NULL;
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} else {
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struct sway_view *view = view_from_wlr_surface(focused_surface);
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relative_parent = view->scene_tree;
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geo = view->geometry;
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int lx, ly;
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wlr_scene_node_coords(&view->scene_tree->node, &lx, &ly);
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struct wlr_output *output = wlr_output_layout_output_at(root->output_layout,
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view->container->pending.content_x + view->geometry.x,
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view->container->pending.content_y + view->geometry.y);
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wlr_output_layout_get_box(root->output_layout, output, &output_box);
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parent.x = lx;
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parent.y = ly;
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parent.width = view->geometry.width;
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parent.height = view->geometry.height;
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popup->desc.view = view;
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}
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struct wlr_scene_tree *relative = wlr_scene_tree_create(relative_parent);
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popup->desc.relative = &relative->node;
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if (!scene_descriptor_assign(&popup->scene_tree->node,
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SWAY_SCENE_DESC_POPUP, &popup->desc)) {
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wlr_scene_node_destroy(&popup->scene_tree->node);
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popup->scene_tree = NULL;
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return;
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}
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if (!cursor_rect) {
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cursor_area.x = 0;
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cursor_area.y = 0;
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cursor_area.width = parent.width;
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cursor_area.height = parent.height;
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}
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int popup_width = popup->popup_surface->surface->current.width;
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int popup_height = popup->popup_surface->surface->current.height;
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int x1 = parent.x + cursor_area.x;
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int x2 = parent.x + cursor_area.x + cursor_area.width;
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int y1 = parent.y + cursor_area.y;
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int y2 = parent.y + cursor_area.y + cursor_area.height;
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int x = x1;
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int y = y2;
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int available_right = output_box.x + output_box.width - x1;
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int available_left = x2 - output_box.x;
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if (available_right < popup_width && available_left > available_right) {
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x = x2 - popup_width;
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}
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int available_down = output_box.y + output_box.height - y2;
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int available_up = y1 - output_box.y;
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if (available_down < popup_height && available_up > available_down) {
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y = y1 - popup_height;
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}
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wlr_scene_node_set_position(&relative->node, x - parent.x - geo.x, y - parent.y - geo.y);
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if (cursor_rect) {
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struct wlr_box box = {
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.x = x1 - x,
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.y = y1 - y,
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.width = cursor_area.width,
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.height = cursor_area.height,
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};
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wlr_input_popup_surface_v2_send_text_input_rectangle(
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popup->popup_surface, &box);
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}
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wlr_scene_node_set_position(&popup->scene_tree->node, x - geo.x, y - geo.y);
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}
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static void input_popup_set_focus(struct sway_input_popup *popup,
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struct wlr_surface *surface) {
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wl_list_remove(&popup->focused_surface_unmap.link);
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if (surface == NULL) {
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wl_list_init(&popup->focused_surface_unmap.link);
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input_popup_update(popup);
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return;
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}
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struct wlr_layer_surface_v1 *layer_surface =
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wlr_layer_surface_v1_try_from_wlr_surface(surface);
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if (layer_surface != NULL) {
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wl_signal_add(
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&layer_surface->surface->events.unmap, &popup->focused_surface_unmap);
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input_popup_update(popup);
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return;
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}
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struct sway_view *view = view_from_wlr_surface(surface);
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wl_signal_add(&view->events.unmap, &popup->focused_surface_unmap);
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}
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static void handle_im_popup_destroy(struct wl_listener *listener, void *data) {
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struct sway_input_popup *popup =
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wl_container_of(listener, popup, popup_destroy);
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wl_list_remove(&popup->focused_surface_unmap.link);
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wl_list_remove(&popup->popup_surface_commit.link);
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wl_list_remove(&popup->popup_destroy.link);
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wl_list_remove(&popup->link);
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free(popup);
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}
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static void handle_im_popup_surface_commit(struct wl_listener *listener,
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void *data) {
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struct sway_input_popup *popup =
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wl_container_of(listener, popup, popup_surface_commit);
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input_popup_update(popup);
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}
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static void handle_im_focused_surface_unmap(
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struct wl_listener *listener, void *data) {
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struct sway_input_popup *popup =
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wl_container_of(listener, popup, focused_surface_unmap);
|
|
input_popup_update(popup);
|
|
}
|
|
|
|
static void handle_im_new_popup_surface(struct wl_listener *listener,
|
|
void *data) {
|
|
struct sway_input_method_relay *relay = wl_container_of(listener, relay,
|
|
input_method_new_popup_surface);
|
|
struct sway_input_popup *popup = calloc(1, sizeof(*popup));
|
|
popup->relay = relay;
|
|
popup->popup_surface = data;
|
|
popup->popup_surface->data = popup;
|
|
|
|
wl_signal_add(
|
|
&popup->popup_surface->events.destroy, &popup->popup_destroy);
|
|
popup->popup_destroy.notify = handle_im_popup_destroy;
|
|
wl_signal_add(&popup->popup_surface->surface->events.commit,
|
|
&popup->popup_surface_commit);
|
|
popup->popup_surface_commit.notify = handle_im_popup_surface_commit;
|
|
wl_list_init(&popup->focused_surface_unmap.link);
|
|
popup->focused_surface_unmap.notify = handle_im_focused_surface_unmap;
|
|
|
|
struct sway_text_input *text_input = relay_get_focused_text_input(relay);
|
|
if (text_input != NULL) {
|
|
input_popup_set_focus(popup, text_input->input->focused_surface);
|
|
} else {
|
|
input_popup_set_focus(popup, NULL);
|
|
}
|
|
|
|
wl_list_insert(&relay->input_popups, &popup->link);
|
|
}
|
|
|
|
static void text_input_send_enter(struct sway_text_input *text_input,
|
|
struct wlr_surface *surface) {
|
|
wlr_text_input_v3_send_enter(text_input->input, surface);
|
|
struct sway_input_popup *popup;
|
|
wl_list_for_each(popup, &text_input->relay->input_popups, link) {
|
|
input_popup_set_focus(popup, surface);
|
|
}
|
|
}
|
|
|
|
static void relay_handle_input_method(struct wl_listener *listener,
|
|
void *data) {
|
|
struct sway_input_method_relay *relay = wl_container_of(listener, relay,
|
|
input_method_new);
|
|
struct wlr_input_method_v2 *input_method = data;
|
|
if (relay->seat->wlr_seat != input_method->seat) {
|
|
return;
|
|
}
|
|
|
|
if (relay->input_method != NULL) {
|
|
sway_log(SWAY_INFO, "Attempted to connect second input method to a seat");
|
|
wlr_input_method_v2_send_unavailable(input_method);
|
|
return;
|
|
}
|
|
|
|
relay->input_method = input_method;
|
|
wl_signal_add(&relay->input_method->events.commit,
|
|
&relay->input_method_commit);
|
|
relay->input_method_commit.notify = handle_im_commit;
|
|
wl_signal_add(&relay->input_method->events.grab_keyboard,
|
|
&relay->input_method_grab_keyboard);
|
|
relay->input_method_grab_keyboard.notify = handle_im_grab_keyboard;
|
|
wl_signal_add(&relay->input_method->events.destroy,
|
|
&relay->input_method_destroy);
|
|
relay->input_method_destroy.notify = handle_im_destroy;
|
|
wl_signal_add(&relay->input_method->events.new_popup_surface,
|
|
&relay->input_method_new_popup_surface);
|
|
relay->input_method_new_popup_surface.notify = handle_im_new_popup_surface;
|
|
|
|
struct sway_text_input *text_input = relay_get_focusable_text_input(relay);
|
|
if (text_input) {
|
|
text_input_send_enter(text_input,
|
|
text_input->pending_focused_surface);
|
|
text_input_set_pending_focused_surface(text_input, NULL);
|
|
}
|
|
}
|
|
|
|
void sway_input_method_relay_init(struct sway_seat *seat,
|
|
struct sway_input_method_relay *relay) {
|
|
relay->seat = seat;
|
|
wl_list_init(&relay->text_inputs);
|
|
wl_list_init(&relay->input_popups);
|
|
|
|
relay->text_input_new.notify = relay_handle_text_input;
|
|
wl_signal_add(&server.text_input->events.text_input,
|
|
&relay->text_input_new);
|
|
|
|
relay->input_method_new.notify = relay_handle_input_method;
|
|
wl_signal_add(
|
|
&server.input_method->events.input_method,
|
|
&relay->input_method_new);
|
|
}
|
|
|
|
void sway_input_method_relay_finish(struct sway_input_method_relay *relay) {
|
|
wl_list_remove(&relay->input_method_new.link);
|
|
wl_list_remove(&relay->text_input_new.link);
|
|
}
|
|
|
|
void sway_input_method_relay_set_focus(struct sway_input_method_relay *relay,
|
|
struct wlr_surface *surface) {
|
|
struct sway_text_input *text_input;
|
|
wl_list_for_each(text_input, &relay->text_inputs, link) {
|
|
if (text_input->pending_focused_surface) {
|
|
assert(text_input->input->focused_surface == NULL);
|
|
if (surface != text_input->pending_focused_surface) {
|
|
text_input_set_pending_focused_surface(text_input, NULL);
|
|
}
|
|
} else if (text_input->input->focused_surface) {
|
|
assert(text_input->pending_focused_surface == NULL);
|
|
if (surface != text_input->input->focused_surface) {
|
|
relay_disable_text_input(relay, text_input);
|
|
wlr_text_input_v3_send_leave(text_input->input);
|
|
} else {
|
|
sway_log(SWAY_DEBUG, "IM relay set_focus already focused");
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if (surface
|
|
&& wl_resource_get_client(text_input->input->resource)
|
|
== wl_resource_get_client(surface->resource)) {
|
|
if (relay->input_method) {
|
|
wlr_text_input_v3_send_enter(text_input->input, surface);
|
|
} else {
|
|
text_input_set_pending_focused_surface(text_input, surface);
|
|
}
|
|
}
|
|
}
|
|
}
|