From 0d431a4e62c8584f2b98a3edb6a713941bd2a559 Mon Sep 17 00:00:00 2001 From: fraawlen Date: Mon, 27 Mar 2023 21:35:13 -0400 Subject: [PATCH] Upload files to '' --- makefile | 2 + test.c | 166 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 168 insertions(+) create mode 100644 makefile create mode 100644 test.c diff --git a/makefile b/makefile new file mode 100644 index 0000000..c050084 --- /dev/null +++ b/makefile @@ -0,0 +1,2 @@ +mtxev: test.c + cc -o test test.c -lxcb -lxcb-xinput diff --git a/test.c b/test.c new file mode 100644 index 0000000..52f9e87 --- /dev/null +++ b/test.c @@ -0,0 +1,166 @@ +#include +#include +#include + +#include +#include + +/************************************************************************************************************/ +/* _ ********************************************************************************************************/ +/************************************************************************************************************/ + +static void _loop (void); +static void _init (void); +static void _reset (void); +static void _event (xcb_ge_generic_event_t *x_ev); + +/************************************************************************************************************/ +/************************************************************************************************************/ +/************************************************************************************************************/ + +static xcb_connection_t *_x_con = NULL; +static xcb_screen_t *_x_scr = NULL; +static xcb_window_t _x_win = 0; + +/************************************************************************************************************/ +/************************************************************************************************************/ +/************************************************************************************************************/ + +int +main(int argc, char **argv) +{ + _init(); + _loop(); + _reset(); +} + +/************************************************************************************************************/ +/* _ ********************************************************************************************************/ +/************************************************************************************************************/ + +static void +_event(xcb_ge_generic_event_t *x_ev) +{ + xcb_input_touch_begin_event_t *x_ev_b = (xcb_input_touch_begin_event_t*)x_ev; + xcb_input_touch_ownership_event_t *x_ev_o = (xcb_input_touch_ownership_event_t*)x_ev; + + switch (x_ev->event_type) { + + case XCB_INPUT_TOUCH_BEGIN: + if (x_ev_b->event == _x_win) { + printf("begin - %lu\n", x_ev_b->detail); + } + break; + + case XCB_INPUT_TOUCH_END: + if (x_ev_b->event == _x_win) { + printf("end - %lu\n", x_ev_b->detail); + } + break; + + case XCB_INPUT_TOUCH_UPDATE: + printf("update - %lu\n", x_ev_b->detail); + break; + + case XCB_INPUT_TOUCH_OWNERSHIP: + if (x_ev_b->event == _x_win) { + printf("ownership - %lu\n", x_ev_o->touchid); + } + break; + } +} + +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/ + +static void +_init(void) +{ + /* xcb session */ + + _x_con = xcb_connect(NULL, NULL); + _x_scr = xcb_setup_roots_iterator(xcb_get_setup(_x_con)).data; + + /* xcb window */ + + uint32_t mask_vals[2]; + + mask_vals[0] = _x_scr->white_pixel; + mask_vals[1] = XCB_EVENT_MASK_EXPOSURE; + + _x_win = xcb_generate_id(_x_con); + xcb_create_window( + _x_con, + XCB_COPY_FROM_PARENT, + _x_win, + _x_scr->root, + 0, 0, + 400, 400, + 0, + XCB_WINDOW_CLASS_INPUT_OUTPUT, + _x_scr->root_visual, + XCB_CW_BACK_PIXEL | XCB_CW_EVENT_MASK, + mask_vals); + + xcb_map_window(_x_con, _x_win); + + /* xinput extension */ + + /* https://lwn.net/Articles/475886/ */ + /* https://github.com/freedesktop/xcb-proto/blob/master/src/xinput.xml */ + + /* thanks you random citizens */ + + /* https://searchcode.com/file/635605507/src/plugins/platforms/xcb/qxcbconnection_xi2.cpp/ */ + /* https://stackoverflow.com/questions/39641675/how-to-register-events-using-libxcb-xinput */ + + struct { + xcb_input_event_mask_t head; + xcb_input_xi_event_mask_t mask; + } mask; + + mask.head.deviceid = XCB_INPUT_DEVICE_ALL; + mask.head.mask_len = 1; + + mask.mask = + XCB_INPUT_XI_EVENT_MASK_TOUCH_BEGIN | + XCB_INPUT_XI_EVENT_MASK_TOUCH_END | + XCB_INPUT_XI_EVENT_MASK_TOUCH_UPDATE | + XCB_INPUT_XI_EVENT_MASK_TOUCH_OWNERSHIP; + + xcb_input_xi_select_events(_x_con, _x_win, 1, (xcb_input_event_mask_t*)(&mask)); + + /* end */ + + xcb_flush(_x_con); +} + +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/ + +static void +_loop(void) +{ + xcb_generic_event_t *x_ev; + while ((x_ev = xcb_wait_for_event(_x_con))) { + switch (x_ev->response_type & ~0x80) { + + case XCB_EXPOSE: + break; + + case XCB_GE_GENERIC: + _event((xcb_ge_generic_event_t*)x_ev); + break; + } + free(x_ev); + xcb_flush(_x_con); + } +} + +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/ + +static void +_reset(void) +{ + xcb_unmap_window(_x_con, _x_win); + xcb_destroy_window(_x_con, _x_win); + xcb_disconnect(_x_con); +}