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Zedhugh Chen
2025-08-24 08:46:17 +08:00
parent 25ef44e5f9
commit 7eea0ee2d3
12 changed files with 341 additions and 106 deletions
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79
src/xcb/xcb.c
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@@ -15,7 +15,6 @@
#include "app.h"
#include "utils.h"
#include "window.h"
#include "xcb-private.h"
xcb_connection_t *conn = NULL;
@@ -170,58 +169,13 @@ void set_wallpaper(uint32_t *wallpaper_data) {
xcb_flush(conn);
}
xcb_ewmh_connection_t *ewmh = NULL;
static bool ewmh_init_failed = false;
static xcb_window_t wm_check_window = XCB_NONE;
static void init_ewmh_extension(void) {
if (ewmh || ewmh_init_failed) return;
ewmh = ecalloc(1, sizeof(xcb_ewmh_connection_t));
xcb_intern_atom_cookie_t *cookie = xcb_ewmh_init_atoms(conn, ewmh);
if (!xcb_ewmh_init_atoms_replies(ewmh, cookie, NULL)) {
free(ewmh);
ewmh = NULL;
ewmh_init_failed = true;
return;
}
wm_check_window = xcb_generate_id(conn);
xcb_create_window(conn, XCB_COPY_FROM_PARENT, wm_check_window, screen->root,
0, 0, 1, 1, 0, XCB_WINDOW_CLASS_INPUT_ONLY,
screen->root_visual, XCB_NONE, NULL);
const char *class = APP_NAME "_wm_check";
set_window_class_instance(wm_check_window, class, class);
xcb_ewmh_set_wm_name(ewmh, wm_check_window, strlen(APP_NAME), APP_NAME);
xcb_ewmh_set_supporting_wm_check(ewmh, screen->root, wm_check_window);
xcb_ewmh_set_supporting_wm_check(ewmh, wm_check_window, wm_check_window);
uint8_t mode = XCB_PROP_MODE_REPLACE;
xcb_atom_t atom = XCB_ATOM_ATOM;
const xcb_atom_t state[] = {ewmh->_NET_WM_STATE_STICKY};
const xcb_atom_t supported[] = {
ewmh->_NET_ACTIVE_WINDOW,
ewmh->_NET_SUPPORTED,
ewmh->_NET_WM_NAME,
ewmh->_NET_WM_STATE,
ewmh->_NET_SUPPORTING_WM_CHECK,
ewmh->_NET_WM_STATE_FULLSCREEN,
ewmh->_NET_WM_WINDOW_TYPE,
ewmh->_NET_WM_WINDOW_TYPE_DIALOG,
ewmh->_NET_CLIENT_LIST,
};
xcb_change_property(conn, mode, wm_check_window, ewmh->_NET_WM_STATE, atom,
32, LENGTH(state), state);
xcb_change_property(conn, mode, screen->root, ewmh->_NET_SUPPORTED, atom, 32,
LENGTH(supported), supported);
xcb_delete_property(conn, screen->root, ewmh->_NET_CLIENT_LIST);
}
/**
* 扫描窗口列表
* @returns 若无窗口，返回 NULL，否则返回窗口列表
* @note: 返回的窗口列表数据使用完后使用 free_window_list 释放
*/
window_list_t *scan_window_list(void) {
init_icccm_extension();
init_ewmh_extension();
xcb_query_tree_cookie_t cookie = xcb_query_tree(conn, screen->root);
@@ -278,21 +232,7 @@ void free_window_list(window_list_t *window_list) {
void clean_xcb(void) {
clean_xcb_cursor();
if (wm_check_window != XCB_NONE) {
xcb_destroy_window(conn, wm_check_window);
wm_check_window = XCB_NONE;
}
if (ewmh) {
if (!ewmh_init_failed) {
xcb_ewmh_connection_wipe(ewmh);
}
free(ewmh);
ewmh_init_failed = false;
ewmh = NULL;
}
clean_ewmh_extension();
xcb_disconnect(conn);
conn = NULL;
screen = NULL;
@@ -322,3 +262,18 @@ void grab_keybindings(const keybinding_t *keys, const size_t length) {
}
}
}
bool get_pointer_position(int32_t *x, int32_t *y) {
xcb_query_pointer_cookie_t cookie = xcb_query_pointer(conn, screen->root);
xcb_query_pointer_reply_t *reply =
xcb_query_pointer_reply(conn, cookie, NULL);
if (reply) {
*x = reply->root_x;
*y = reply->root_y;
free(reply);
return true;
}
return false;
}