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Bugfix: Correctly handle unmap, don’t apply attribute XCB_EVENT_MASK_BUTTON_PRESS 

Those two fix problems seen with mplayer
This commit is contained in:
Michael Stapelberg 2009-02-14 19:55:18 +01:00
parent 9e4b7f35ca
commit d06fe8bc9e
3 changed files with 26 additions and 26 deletions
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4
include/data.h
View File

@ -129,6 +129,10 @@ struct Client {
will reconfigure the client. */
bool force_reconfigure;
/* When reparenting a window, an unmap-notify is sent. As we delete windows when they’re
unmapped, we need to ignore that one. Therefore, this flag is set when reparenting. */
bool awaiting_useless_unmap;
/* XCB contexts */
xcb_window_t frame; /* Our window: The frame around the client */
xcb_gcontext_t titlegc; /* The titlebar’s graphic context inside the frame */

35
src/handlers.c
View File

@ -299,32 +299,29 @@ int handle_map_notify_event(void *prophs, xcb_connection_t *conn, xcb_map_notify
*
*/
int handle_unmap_notify_event(void *data, xcb_connection_t *c, xcb_unmap_notify_event_t *e) {
Client *client = table_remove(byChild, e->event);
xcb_window_t root;
xcb_window_t root = xcb_setup_roots_iterator(xcb_get_setup(c)).data->root;
Client *client = table_get(byChild, e->window);
/* First, we need to check if the client is awaiting an unmap-request which
was generated by us reparenting the window. In that case, we just ignore it. */
if (client != NULL && client->awaiting_useless_unmap) {
printf("Dropping this unmap request, it was generated by reparenting\n");
client->awaiting_useless_unmap = false;
return 1;
}
client = table_remove(byChild, e->window);
printf("UnmapNotify for 0x%08x (received from 0x%08x): ", e->window, e->event);
if(!client)
{
if(client == NULL) {
printf("not a managed window. Ignoring.\n");
return 0;
}
int rows, cols;
Client *con_client;
/* TODO: clear this up */
for (cols = 0; cols < c_ws->cols; cols++)
for (rows = 0; rows < c_ws->rows; rows++)
CIRCLEQ_FOREACH(con_client, &(CUR_TABLE[cols][rows]->clients), clients)
if (con_client == client) {
printf("removing from container\n");
if (client->container->currently_focused == client)
client->container->currently_focused = NULL;
CIRCLEQ_REMOVE(&(CUR_TABLE[cols][rows]->clients), con_client, clients);
break;
}
if (client->container->currently_focused == client)
client->container->currently_focused = NULL;
CIRCLEQ_REMOVE(&(client->container->clients), client, clients);
root = xcb_setup_roots_iterator(xcb_get_setup(c)).data->root;
printf("child of 0x%08x.\n", client->frame);
xcb_reparent_window(c, client->child, root, 0, 0);
xcb_destroy_window(c, client->frame);

13
src/mainx.c
View File

@ -49,9 +49,6 @@ Display *xkbdpy;
TAILQ_HEAD(bindings_head, Binding) bindings;
xcb_event_handlers_t evenths;
/* hm, xcb_wm wants us to implement this. */
table_t *byChild = 0;
table_t *byParent = 0;
xcb_window_t root_win;
xcb_atom_t atoms[6];
@ -194,15 +191,17 @@ void reparent_window(xcb_connection_t *conn, xcb_window_t child,
table_put(byChild, child, new);
/* Moves the original window into the new frame we've created for it */
xcb_reparent_window(conn, child, new->frame, 0, font->height);
new->awaiting_useless_unmap = true;
cookie = xcb_reparent_window_checked(conn, child, new->frame, 0, font->height);
check_error(conn, cookie, "Could not reparent window");
/* We are interested in property changes */
mask = XCB_CW_EVENT_MASK;
values[0] = XCB_EVENT_MASK_PROPERTY_CHANGE |
XCB_EVENT_MASK_STRUCTURE_NOTIFY |
XCB_EVENT_MASK_ENTER_WINDOW |
XCB_EVENT_MASK_BUTTON_PRESS;
xcb_change_window_attributes(conn, child, mask, values);
XCB_EVENT_MASK_ENTER_WINDOW;
cookie = xcb_change_window_attributes_checked(conn, child, mask, values);
check_error(conn, cookie, "Could not change window attributes");
/* We need to grab the mouse buttons for click to focus */
xcb_grab_button(conn, false, child, XCB_EVENT_MASK_BUTTON_PRESS,