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@ -1,141 +1,202 @@
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#include <stdlib.h>
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#include <wlr/config.h>
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#include <wlr/interfaces/wlr_input_device.h>
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#include <wlr/interfaces/wlr_keyboard.h>
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#include <wlr/interfaces/wlr_pointer.h>
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#include <wlr/util/log.h>
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#include <xcb/xcb.h>
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#ifdef __linux__
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#include <linux/input-event-codes.h>
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#elif __FreeBSD__
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#include <dev/evdev/input-event-codes.h>
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#endif
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#if WLR_HAS_XCB_XKB
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#include <xcb/xkb.h>
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#endif
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#include <xcb/xcb.h>
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#include <xcb/xfixes.h>
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#include <xcb/xinput.h>
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#include <wlr/interfaces/wlr_input_device.h>
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#include <wlr/interfaces/wlr_keyboard.h>
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#include <wlr/interfaces/wlr_pointer.h>
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#include <wlr/util/log.h>
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#include "backend/x11.h"
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#include "util/signal.h"
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static uint32_t xcb_button_to_wl(uint32_t button) {
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switch (button) {
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case XCB_BUTTON_INDEX_1: return BTN_LEFT;
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case XCB_BUTTON_INDEX_2: return BTN_MIDDLE;
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case XCB_BUTTON_INDEX_3: return BTN_RIGHT;
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// XXX: I'm not sure the scroll-wheel direction is right
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case XCB_BUTTON_INDEX_4: return BTN_GEAR_UP;
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case XCB_BUTTON_INDEX_5: return BTN_GEAR_DOWN;
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default: return 0;
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static void send_key_event(struct wlr_x11_backend *x11, uint32_t key,
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enum wlr_key_state st, xcb_timestamp_t time) {
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struct wlr_event_keyboard_key ev = {
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.time_msec = time,
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.keycode = key,
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.state = st,
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.update_state = true,
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};
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wlr_keyboard_notify_key(&x11->keyboard, &ev);
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}
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static void send_button_event(struct wlr_x11_output *output, uint32_t key,
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enum wlr_button_state st, xcb_timestamp_t time) {
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struct wlr_event_pointer_button ev = {
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.device = &output->pointer_dev,
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.time_msec = time,
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.button = key,
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.state = st,
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};
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wlr_signal_emit_safe(&output->pointer.events.button, &ev);
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}
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static void send_axis_event(struct wlr_x11_output *output, int32_t delta,
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xcb_timestamp_t time) {
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struct wlr_event_pointer_axis ev = {
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.device = &output->pointer_dev,
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.time_msec = time,
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.source = WLR_AXIS_SOURCE_WHEEL,
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.orientation = WLR_AXIS_ORIENTATION_VERTICAL,
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// 15 is a typical value libinput sends for one scroll
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.delta = delta * 15,
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.delta_discrete = delta,
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};
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wlr_signal_emit_safe(&output->pointer.events.axis, &ev);
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}
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static void x11_handle_pointer_position(struct wlr_x11_output *output,
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static void send_pointer_position_event(struct wlr_x11_output *output,
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int16_t x, int16_t y, xcb_timestamp_t time) {
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struct wlr_x11_backend *x11 = output->x11;
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struct wlr_output *wlr_output = &output->wlr_output;
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struct wlr_event_pointer_motion_absolute event = {
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struct wlr_event_pointer_motion_absolute ev = {
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.device = &output->pointer_dev,
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.time_msec = time,
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.x = (double)x / wlr_output->width,
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.y = (double)y / wlr_output->height,
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};
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wlr_signal_emit_safe(&output->pointer.events.motion_absolute, &event);
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x11->time = time;
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}
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void handle_x11_input_event(struct wlr_x11_backend *x11,
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xcb_generic_event_t *event) {
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switch (event->response_type & XCB_EVENT_RESPONSE_TYPE_MASK) {
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case XCB_KEY_PRESS:
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case XCB_KEY_RELEASE: {
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xcb_key_press_event_t *ev = (xcb_key_press_event_t *)event;
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struct wlr_event_keyboard_key key = {
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.time_msec = ev->time,
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.keycode = ev->detail - 8,
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.state = event->response_type == XCB_KEY_PRESS ?
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WLR_KEY_PRESSED : WLR_KEY_RELEASED,
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.update_state = true,
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.x = (double)x / output->wlr_output.width,
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.y = (double)y / output->wlr_output.height,
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};
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wlr_signal_emit_safe(&output->pointer.events.motion_absolute, &ev);
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}
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void handle_x11_xinput_event(struct wlr_x11_backend *x11,
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xcb_ge_generic_event_t *event) {
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struct wlr_x11_output *output;
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switch (event->event_type) {
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case XCB_INPUT_KEY_PRESS: {
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xcb_input_key_press_event_t *ev =
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(xcb_input_key_press_event_t *)event;
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// TODO use xcb-xkb for more precise modifiers state?
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wlr_keyboard_notify_key(&x11->keyboard, &key);
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wlr_keyboard_notify_modifiers(&x11->keyboard, ev->mods.base,
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ev->mods.latched, ev->mods.locked, ev->mods.effective);
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send_key_event(x11, ev->detail - 8, WLR_KEY_PRESSED, ev->time);
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x11->time = ev->time;
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break;
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}
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case XCB_INPUT_KEY_RELEASE: {
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xcb_input_key_release_event_t *ev =
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(xcb_input_key_release_event_t *)event;
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wlr_keyboard_notify_modifiers(&x11->keyboard, ev->mods.base,
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ev->mods.latched, ev->mods.locked, ev->mods.effective);
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send_key_event(x11, ev->detail - 8, WLR_KEY_RELEASED, ev->time);
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x11->time = ev->time;
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break;
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}
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case XCB_INPUT_BUTTON_PRESS: {
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xcb_input_button_press_event_t *ev =
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(xcb_input_button_press_event_t *)event;
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output = get_x11_output_from_window_id(x11, ev->event);
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if (!output) {
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return;
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}
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case XCB_BUTTON_PRESS: {
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xcb_button_press_event_t *ev = (xcb_button_press_event_t *)event;
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struct wlr_x11_output *output =
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get_x11_output_from_window_id(x11, ev->event);
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if (output == NULL) {
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switch (ev->detail) {
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case XCB_BUTTON_INDEX_1:
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send_button_event(output, BTN_LEFT, WLR_BUTTON_PRESSED,
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ev->time);
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break;
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case XCB_BUTTON_INDEX_2:
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send_button_event(output, BTN_MIDDLE, WLR_BUTTON_PRESSED,
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ev->time);
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break;
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case XCB_BUTTON_INDEX_3:
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send_button_event(output, BTN_RIGHT, WLR_BUTTON_PRESSED,
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ev->time);
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break;
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case XCB_BUTTON_INDEX_4:
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send_axis_event(output, -1, ev->time);
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break;
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case XCB_BUTTON_INDEX_5:
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send_axis_event(output, 1, ev->time);
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break;
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}
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if (ev->detail == XCB_BUTTON_INDEX_4 ||
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ev->detail == XCB_BUTTON_INDEX_5) {
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int32_t delta_discrete = ev->detail == XCB_BUTTON_INDEX_4 ? -1 : 1;
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struct wlr_event_pointer_axis axis = {
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.device = &output->pointer_dev,
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.time_msec = ev->time,
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.source = WLR_AXIS_SOURCE_WHEEL,
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.orientation = WLR_AXIS_ORIENTATION_VERTICAL,
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// 15 is a typical value libinput sends for one scroll
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.delta = delta_discrete * 15,
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.delta_discrete = delta_discrete,
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};
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wlr_signal_emit_safe(&output->pointer.events.axis, &axis);
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x11->time = ev->time;
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break;
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}
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case XCB_INPUT_BUTTON_RELEASE: {
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xcb_input_button_release_event_t *ev =
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(xcb_input_button_release_event_t *)event;
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output = get_x11_output_from_window_id(x11, ev->event);
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if (!output) {
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return;
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}
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/* fallthrough */
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case XCB_BUTTON_RELEASE: {
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xcb_button_press_event_t *ev = (xcb_button_press_event_t *)event;
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struct wlr_x11_output *output =
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get_x11_output_from_window_id(x11, ev->event);
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if (output == NULL) {
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switch (ev->detail) {
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case XCB_BUTTON_INDEX_1:
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send_button_event(output, BTN_LEFT, WLR_BUTTON_RELEASED,
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ev->time);
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break;
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case XCB_BUTTON_INDEX_2:
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send_button_event(output, BTN_MIDDLE, WLR_BUTTON_RELEASED,
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ev->time);
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break;
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case XCB_BUTTON_INDEX_3:
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send_button_event(output, BTN_RIGHT, WLR_BUTTON_RELEASED,
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ev->time);
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break;
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}
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if (ev->detail != XCB_BUTTON_INDEX_4 &&
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ev->detail != XCB_BUTTON_INDEX_5) {
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struct wlr_event_pointer_button button = {
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.device = &output->pointer_dev,
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.time_msec = ev->time,
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.button = xcb_button_to_wl(ev->detail),
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.state = event->response_type == XCB_BUTTON_PRESS ?
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WLR_BUTTON_PRESSED : WLR_BUTTON_RELEASED,
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};
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x11->time = ev->time;
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break;
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}
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case XCB_INPUT_MOTION: {
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xcb_input_motion_event_t *ev = (xcb_input_motion_event_t *)event;
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wlr_signal_emit_safe(&output->pointer.events.button, &button);
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output = get_x11_output_from_window_id(x11, ev->event);
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if (!output) {
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return;
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}
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send_pointer_position_event(output, ev->event_x >> 16,
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ev->event_y >> 16, ev->time);
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x11->time = ev->time;
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break;
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}
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case XCB_INPUT_ENTER: {
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xcb_input_enter_event_t *ev = (xcb_input_enter_event_t *)event;
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output = get_x11_output_from_window_id(x11, ev->event);
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if (!output) {
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return;
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}
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case XCB_MOTION_NOTIFY: {
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xcb_motion_notify_event_t *ev = (xcb_motion_notify_event_t *)event;
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struct wlr_x11_output *output =
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get_x11_output_from_window_id(x11, ev->event);
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if (output != NULL) {
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x11_handle_pointer_position(output, ev->event_x, ev->event_y, ev->time);
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if (!output->cursor_hidden) {
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xcb_xfixes_hide_cursor(x11->xcb, output->win);
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xcb_flush(x11->xcb);
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output->cursor_hidden = true;
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}
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return;
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break;
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}
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default:
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#if WLR_HAS_XCB_XKB
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if (x11->xkb_supported && event->response_type == x11->xkb_base_event) {
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xcb_xkb_state_notify_event_t *ev =
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(xcb_xkb_state_notify_event_t *)event;
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wlr_keyboard_notify_modifiers(&x11->keyboard, ev->baseMods,
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ev->latchedMods, ev->lockedMods, ev->lockedGroup);
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case XCB_INPUT_LEAVE: {
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xcb_input_leave_event_t *ev = (xcb_input_leave_event_t *)event;
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output = get_x11_output_from_window_id(x11, ev->event);
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if (!output) {
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return;
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}
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#endif
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if (output->cursor_hidden) {
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xcb_xfixes_show_cursor(x11->xcb, output->win);
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xcb_flush(x11->xcb);
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output->cursor_hidden = false;
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}
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break;
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}
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}
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}
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static void input_device_destroy(struct wlr_input_device *wlr_device) {
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// Don't free the input device, it's on the stack
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@ -166,14 +227,14 @@ void update_x11_pointer_position(struct wlr_x11_output *output,
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struct wlr_x11_backend *x11 = output->x11;
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xcb_query_pointer_cookie_t cookie =
|
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|
xcb_query_pointer(x11->xcb_conn, output->win);
|
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|
|
xcb_query_pointer(x11->xcb, output->win);
|
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|
|
xcb_query_pointer_reply_t *reply =
|
|
|
|
|
xcb_query_pointer_reply(x11->xcb_conn, cookie, NULL);
|
|
|
|
|
xcb_query_pointer_reply(x11->xcb, cookie, NULL);
|
|
|
|
|
if (!reply) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
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|
|
|
|
|
x11_handle_pointer_position(output, reply->win_x, reply->win_y, time);
|
|
|
|
|
send_pointer_position_event(output, reply->win_x, reply->win_y, time);
|
|
|
|
|
|
|
|
|
|
free(reply);
|
|
|
|
|
}
|
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emersion
6 years ago
committed by
GitHub