sowm2: Resizing and moving

This commit is contained in:
Dylan Araps 2020-07-11 14:47:07 +03:00
parent 2e4015f988
commit 3e711082e7
No known key found for this signature in database
GPG Key ID: 46D62DD9F1DE636E

150
sowm.c
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@ -13,7 +13,10 @@ static xcb_screen_t *scr;
static xcb_drawable_t root;
/* required for button press, motion and release */
static uint32_t ev_vals[3];
static uint32_t motion_vals[3];
static xcb_window_t motion_win;
static xcb_get_geometry_reply_t *motion_geom;
static int is_motion = 0;
static void init_wm(void);
static void init_input(void);
@ -23,17 +26,43 @@ static void win_add(xcb_window_t win);
void event_button_press(xcb_generic_event_t *ev) {
xcb_button_press_event_t *e = (xcb_button_press_event_t *)ev;
ev_vals[0] = XCB_STACK_MODE_ABOVE;
xcb_configure_window(dpy, e->child, XCB_CONFIG_WINDOW_STACK_MODE, ev_vals);
if (e->child == root) {
return;
}
motion_vals[0] = XCB_STACK_MODE_ABOVE;
motion_win = e->child;
is_motion = 1;
xcb_configure_window(dpy, motion_win, XCB_CONFIG_WINDOW_STACK_MODE,
motion_vals);
motion_geom = xcb_get_geometry_reply(dpy,
xcb_get_geometry(dpy, motion_win), NULL);
/* resize */
if (e->detail == 1) {
xcb_warp_pointer(dpy, XCB_NONE, motion_win, 0, 0, 0, 0, 1, 1);
motion_vals[2] = 1;
/* move */
} else {
xcb_warp_pointer(dpy, XCB_NONE, motion_win, 0, 0, 0, 0, 1, 1);
motion_vals[2] = 3;
}
xcb_grab_pointer(dpy, 0, root, XCB_EVENT_MASK_BUTTON_RELEASE |
XCB_EVENT_MASK_BUTTON_MOTION | XCB_EVENT_MASK_POINTER_MOTION_HINT,
XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC, root, XCB_NONE,
XCB_CURRENT_TIME);
xcb_flush(dpy);
}
void event_button_release(xcb_generic_event_t *ev) {
xcb_ungrab_pointer(dpy, XCB_CURRENT_TIME);
xcb_flush(dpy);
is_motion = 0;
}
void event_configure_request(xcb_generic_event_t *ev) {
@ -41,37 +70,43 @@ void event_configure_request(xcb_generic_event_t *ev) {
uint32_t values[7];
int8_t i = -1;
if (e->value_mask & XCB_CONFIG_WINDOW_X) {
e->value_mask |= XCB_CONFIG_WINDOW_X;
values[++i] = e->x;
}
if (e->value_mask & XCB_CONFIG_WINDOW_X) {
e->value_mask |= XCB_CONFIG_WINDOW_X;
i++;
values[i] = e->x;
}
if (e->value_mask & XCB_CONFIG_WINDOW_Y) {
e->value_mask |= XCB_CONFIG_WINDOW_Y;
values[++i] = e->y;
}
if (e->value_mask & XCB_CONFIG_WINDOW_Y) {
e->value_mask |= XCB_CONFIG_WINDOW_Y;
i++;
values[i] = e->y;
}
if (e->value_mask & XCB_CONFIG_WINDOW_WIDTH) {
e->value_mask |= XCB_CONFIG_WINDOW_WIDTH;
values[++i] = e->width;
}
if (e->value_mask & XCB_CONFIG_WINDOW_WIDTH) {
e->value_mask |= XCB_CONFIG_WINDOW_WIDTH;
i++;
values[i] = e->width;
}
if (e->value_mask & XCB_CONFIG_WINDOW_HEIGHT) {
e->value_mask |= XCB_CONFIG_WINDOW_HEIGHT;
values[++i] = e->height;
}
if (e->value_mask & XCB_CONFIG_WINDOW_HEIGHT) {
e->value_mask |= XCB_CONFIG_WINDOW_HEIGHT;
i++;
values[i] = e->height;
}
if (e->value_mask & XCB_CONFIG_WINDOW_SIBLING) {
e->value_mask |= XCB_CONFIG_WINDOW_SIBLING;
values[++i] = e->sibling;
}
if (e->value_mask & XCB_CONFIG_WINDOW_SIBLING) {
e->value_mask |= XCB_CONFIG_WINDOW_SIBLING;
i++;
values[i] = e->sibling;
}
if (e->value_mask & XCB_CONFIG_WINDOW_STACK_MODE) {
e->value_mask |= XCB_CONFIG_WINDOW_STACK_MODE;
values[++i] = e->stack_mode;
}
if (e->value_mask & XCB_CONFIG_WINDOW_STACK_MODE) {
e->value_mask |= XCB_CONFIG_WINDOW_STACK_MODE;
i++;
values[i] = e->stack_mode;
}
if (i != -1) {
if (i != -1) {
xcb_configure_window(dpy, e->window, e->value_mask, values);
xcb_flush(dpy);
}
@ -83,14 +118,13 @@ void event_key_press(xcb_generic_event_t *ev) {
void event_notify_create(xcb_generic_event_t *ev) {
xcb_create_notify_event_t *e = (xcb_create_notify_event_t *)ev;
uint32_t values[2];
ev_vals[0] = XCB_EVENT_MASK_ENTER_WINDOW | XCB_EVENT_MASK_FOCUS_CHANGE;
ev_vals[1] = XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY;
values[0] = XCB_EVENT_MASK_ENTER_WINDOW | XCB_EVENT_MASK_FOCUS_CHANGE;
values[1] = XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY;
xcb_change_window_attributes(dpy, e->window, XCB_CW_EVENT_MASK, ev_vals);
xcb_change_window_attributes(dpy, e->window, XCB_CW_EVENT_MASK, values);
xcb_map_window(dpy, e->window);
xcb_set_input_focus(dpy, XCB_INPUT_FOCUS_PARENT,
e->window, XCB_CURRENT_TIME);
}
void event_notify_destroy(xcb_generic_event_t *ev) {
@ -100,12 +134,52 @@ void event_notify_destroy(xcb_generic_event_t *ev) {
void event_notify_enter(xcb_generic_event_t *ev) {
xcb_enter_notify_event_t *e = (xcb_enter_notify_event_t *)ev;
xcb_set_input_focus(dpy, XCB_INPUT_FOCUS_PARENT,
if (e->event == root || is_motion) {
return;
}
xcb_set_input_focus(dpy, XCB_INPUT_FOCUS_POINTER_ROOT,
e->event, XCB_CURRENT_TIME);
xcb_flush(dpy);
}
void event_notify_motion(xcb_generic_event_t *ev) {
xcb_motion_notify_event_t *e = (xcb_motion_notify_event_t *)ev;
xcb_query_pointer_reply_t *ptr;
ptr = xcb_query_pointer_reply(dpy, xcb_query_pointer(dpy, root), 0);
/* move */
if (motion_vals[2] == 1) {
motion_geom = xcb_get_geometry_reply(dpy,
xcb_get_geometry(dpy, motion_win), NULL);
motion_vals[0] =
(ptr->root_x + motion_geom->width > scr->width_in_pixels)?
(scr->width_in_pixels - motion_geom->width):ptr->root_x;
motion_vals[1] =
(ptr->root_y + motion_geom->height > scr->height_in_pixels)?
(scr->height_in_pixels - motion_geom->height):ptr->root_y;
xcb_configure_window(dpy, motion_win, XCB_CONFIG_WINDOW_X |
XCB_CONFIG_WINDOW_Y, motion_vals);
xcb_flush(dpy);
/* resize */
} else if (motion_vals[2] == 3) {
motion_geom = xcb_get_geometry_reply(dpy,
xcb_get_geometry(dpy, motion_win), NULL);
motion_vals[0] = ptr->root_x - motion_geom->x;
motion_vals[1] = ptr->root_y - motion_geom->y;
xcb_configure_window(dpy, motion_win, XCB_CONFIG_WINDOW_WIDTH |
XCB_CONFIG_WINDOW_HEIGHT, motion_vals);
xcb_flush(dpy);
}
}
void win_add(xcb_window_t win) {
@ -113,6 +187,7 @@ void win_add(xcb_window_t win) {
}
void init_wm(void) {
uint32_t values[2];
dpy = xcb_connect(NULL, NULL);
if (xcb_connection_has_error(dpy)) {
@ -130,8 +205,8 @@ void init_wm(void) {
root = scr->root;
ev_vals[0] = XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY;
xcb_change_window_attributes_checked(dpy, root, XCB_CW_EVENT_MASK, ev_vals);
values[0] = XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY;
xcb_change_window_attributes_checked(dpy, root, XCB_CW_EVENT_MASK, values);
xcb_flush(dpy);
}
@ -158,7 +233,6 @@ void run_loop(void) {
if (events[EVENT_MASK(ev->response_type)]) {
events[EVENT_MASK(ev->response_type)](ev);
xcb_flush(dpy);
}
free(ev);
}