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ignore MotionNotify events generated while warping the pointer

This commit is contained in:
Michael Stapelberg 2012-12-27 17:04:13 +01:00
parent 9edbcc4790
commit d8e27dd5aa
3 changed files with 15 additions and 11 deletions
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9
include/xcb.h
View File

@ -45,6 +45,15 @@
XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | /* …subwindows get notifies */ \
XCB_EVENT_MASK_ENTER_WINDOW) /* …user moves cursor inside our window */
#define ROOT_EVENT_MASK (XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT | \
XCB_EVENT_MASK_BUTTON_PRESS | \
XCB_EVENT_MASK_STRUCTURE_NOTIFY | /* when the user adds a screen (e.g. video \
projector), the root window gets a \
ConfigureNotify */ \
XCB_EVENT_MASK_POINTER_MOTION | \
XCB_EVENT_MASK_PROPERTY_CHANGE | \
XCB_EVENT_MASK_ENTER_WINDOW)
#define xmacro(atom) xcb_atom_t A_ ## atom;
#include "atoms.xmacro"
#undef xmacro

11
src/main.c
View File

@ -541,17 +541,8 @@ int main(int argc, char *argv[]) {
config.ipc_socket_path = sstrdup(config.ipc_socket_path);
}
uint32_t mask = XCB_CW_EVENT_MASK;
uint32_t values[] = { XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT |
XCB_EVENT_MASK_BUTTON_PRESS |
XCB_EVENT_MASK_STRUCTURE_NOTIFY | /* when the user adds a screen (e.g. video
projector), the root window gets a
ConfigureNotify */
XCB_EVENT_MASK_POINTER_MOTION |
XCB_EVENT_MASK_PROPERTY_CHANGE |
XCB_EVENT_MASK_ENTER_WINDOW };
xcb_void_cookie_t cookie;
cookie = xcb_change_window_attributes_checked(conn, root, mask, values);
cookie = xcb_change_window_attributes_checked(conn, root, XCB_CW_EVENT_MASK, (uint32_t[]){ ROOT_EVENT_MASK });
check_error(conn, cookie, "Another window manager seems to be running");
xcb_get_geometry_reply_t *greply = xcb_get_geometry_reply(conn, gcookie, NULL);

6
src/x.c
View File

@ -920,8 +920,12 @@ void x_push_changes(Con *con) {
Output *current = get_output_containing(pointerreply->root_x, pointerreply->root_y);
Output *target = get_output_containing(mid_x, mid_y);
if (current != target)
if (current != target) {
/* Ignore MotionNotify events generated by warping */
xcb_change_window_attributes(conn, root, XCB_CW_EVENT_MASK, (uint32_t[]){ XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT });
xcb_warp_pointer(conn, XCB_NONE, root, 0, 0, 0, 0, mid_x, mid_y);
xcb_change_window_attributes(conn, root, XCB_CW_EVENT_MASK, (uint32_t[]){ ROOT_EVENT_MASK });
}
}
warp_to = NULL;
}