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feat(backend): 发送鼠标按键和移动事件

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Zedhugh Chen
2026-06-18 01:19:41 +08:00
parent 9f9adf7e2e
commit 090266baa5
1 changed files with 77 additions and 0 deletions
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77
src/backend/x11/event.c
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@@ -1,5 +1,6 @@
#include "core/event.h" #include "core/event.h"
#include <assert.h>
#include <stdint.h> #include <stdint.h>
#include <stdio.h> #include <stdio.h>
#include <xcb/xcb.h> #include <xcb/xcb.h>
@@ -273,6 +274,79 @@ static bool handle_key_press(
return true; return true;
} }
static bool get_button(xcb_button_t button_detail, uint32_t *button) {
assert(button != nullptr);
switch (button_detail) {
case XCB_BUTTON_INDEX_1:
*button = ZDWM_BUTTON_LEFT;
return true;
case XCB_BUTTON_INDEX_2:
*button = ZDWM_BUTTON_RIGHT;
return true;
case XCB_BUTTON_INDEX_3:
*button = ZDWM_BUTTON_MIDDLE;
return true;
case XCB_BUTTON_INDEX_4:
case XCB_BUTTON_INDEX_5:
/* TODO: 后续可以考虑加上鼠标滚轮事件 */
default:
return false;
}
}
static bool fill_button_event(
const xcb_button_press_event_t *xcb_event,
pointer_button_event_t *data
) {
uint32_t button = 0;
if (!get_button(xcb_event->detail, &button)) return false;
data->modifiers = get_modifiers(xcb_event->state);
data->button = button;
data->window = xcb_event->event;
data->root = (point_t){.x = xcb_event->root_x, .y = xcb_event->root_y};
data->local = (point_t){.x = xcb_event->event_x, .y = xcb_event->event_y};
return true;
}
static bool handle_button_press(
backend_t *backend,
event_t *event,
const xcb_button_press_event_t *xcb_event
) {
auto handled = fill_button_event(xcb_event, &event->as.pointer_button_press);
if (handled) event->type = ZDWM_EVENT_POINTER_BUTTON_PRESS;
return handled;
}
static bool handle_button_release(
backend_t *backend,
event_t *event,
const xcb_button_release_event_t *xcb_event
) {
auto release = &event->as.pointer_button_release;
auto handled = fill_button_event(xcb_event, release);
if (handled) event->type = ZDWM_EVENT_POINTER_BUTTON_RELEASE;
return handled;
}
static bool handle_motion_notify(
backend_t *backend,
event_t *event,
const xcb_motion_notify_event_t *xcb_event
) {
event->type = ZDWM_EVENT_POINTER_MOTION;
auto data = &event->as.pointer_motion;
data->window = xcb_event->event;
data->root = (point_t){.x = xcb_event->root_x, .y = xcb_event->root_y};
data->local = (point_t){.x = xcb_event->event_x, .y = xcb_event->event_y};
return true;
}
static bool handle_enter_notify( static bool handle_enter_notify(
backend_t *backend, backend_t *backend,
event_t *event, event_t *event,
@@ -469,6 +543,9 @@ static bool handle_event(
EVENT(XCB_DESTROY_NOTIFY, handle_destroy_notify); EVENT(XCB_DESTROY_NOTIFY, handle_destroy_notify);
EVENT(XCB_CONFIGURE_REQUEST, handle_configure_request); EVENT(XCB_CONFIGURE_REQUEST, handle_configure_request);
EVENT(XCB_KEY_PRESS, handle_key_press); EVENT(XCB_KEY_PRESS, handle_key_press);
EVENT(XCB_BUTTON_PRESS, handle_button_press);
EVENT(XCB_BUTTON_RELEASE, handle_button_release);
EVENT(XCB_MOTION_NOTIFY, handle_motion_notify);
EVENT(XCB_ENTER_NOTIFY, handle_enter_notify); EVENT(XCB_ENTER_NOTIFY, handle_enter_notify);
EVENT(XCB_PROPERTY_NOTIFY, handle_property_notify); EVENT(XCB_PROPERTY_NOTIFY, handle_property_notify);
EVENT(XCB_CLIENT_MESSAGE, handle_client_message); EVENT(XCB_CLIENT_MESSAGE, handle_client_message);