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Implement focus follows mouse

This commit is contained in:
Michael Stapelberg 2009-02-08 01:02:55 +01:00
parent 77d21f54c1
commit 2d37bbb31d
1 changed files with 30 additions and 28 deletions
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58
mainx.c
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@ -342,7 +342,7 @@ void decorate_window(xcb_connection_t *conn, Client *client) {
/* TODO: utf8? */ /* TODO: utf8? */
//char *label = "i3 rocks :>"; //char *label = "i3 rocks :>";
char *label; char *label;
asprintf(&label, "gots win %p", client->window); asprintf(&label, "gots win %08x", client->window);
xcb_void_cookie_t textCookie = xcb_image_text_8_checked (conn, strlen (label), client->window, client->titlegc, 2, 15, label ); xcb_void_cookie_t textCookie = xcb_image_text_8_checked (conn, strlen (label), client->window, client->titlegc, 2, 15, label );
} }
@ -473,7 +473,7 @@ void reparent_window(xcb_connection_t *conn, xcb_window_t child,
mask |= XCB_CW_EVENT_MASK; mask |= XCB_CW_EVENT_MASK;
values[2] = XCB_EVENT_MASK_BUTTON_PRESS | XCB_EVENT_MASK_BUTTON_RELEASE values[2] = XCB_EVENT_MASK_BUTTON_PRESS | XCB_EVENT_MASK_BUTTON_RELEASE
| XCB_EVENT_MASK_EXPOSURE /* | XCB_EVENT_MASK_ENTER_WINDOW | XCB_EVENT_MASK_LEAVE_WINDOW */; | XCB_EVENT_MASK_EXPOSURE | XCB_EVENT_MASK_ENTER_WINDOW;
printf("Reparenting 0x%08x under 0x%08x.\n", child, new->window); printf("Reparenting 0x%08x under 0x%08x.\n", child, new->window);
@ -513,12 +513,13 @@ void reparent_window(xcb_connection_t *conn, xcb_window_t child,
/* We are interested in property changes */ /* We are interested in property changes */
mask = XCB_CW_EVENT_MASK; mask = XCB_CW_EVENT_MASK;
values[0] = XCB_EVENT_MASK_PROPERTY_CHANGE | XCB_EVENT_MASK_STRUCTURE_NOTIFY; values[0] = XCB_EVENT_MASK_PROPERTY_CHANGE |
XCB_EVENT_MASK_STRUCTURE_NOTIFY |
XCB_EVENT_MASK_ENTER_WINDOW;
xcb_change_window_attributes(conn, child, mask, values); xcb_change_window_attributes(conn, child, mask, values);
/* TODO: At the moment, new windows just get focus */ /* TODO: At the moment, new windows just get focus */
xcb_set_input_focus(conn, XCB_INPUT_FOCUS_NONE, new->window, XCB_CURRENT_TIME); xcb_set_input_focus(conn, XCB_INPUT_FOCUS_NONE, new->window, XCB_CURRENT_TIME);
#if 0 #if 0
xcb_intern_atom_cookie_t atom_cookie = xcb_intern_atom(conn, 0, strlen("_NET_ACTIVE_WINDOW"), "_NET_ACTIVE_WINDOW"); xcb_intern_atom_cookie_t atom_cookie = xcb_intern_atom(conn, 0, strlen("_NET_ACTIVE_WINDOW"), "_NET_ACTIVE_WINDOW");
@ -630,33 +631,31 @@ static int handle_key_press(void *ignored, xcb_connection_t *conn, xcb_generic_e
return format_event(e); return format_event(e);
} }
static int handle_motion(void *ignored, xcb_connection_t *conn, xcb_generic_event_t *e) { /*
xcb_motion_notify_event_t *event = (xcb_motion_notify_event_t*)e; * When the user moves the mouse pointer onto a window, this callback gets called.
*
printf("i gots a motion: %d, %d\n", event->event_x, event->event_y); */
printf("@root that is: %d, %d\n", event->root_x, event->root_y); static int handle_enter_notify(void *ignored, xcb_connection_t *conn, xcb_enter_notify_event_t *event) {
/* This was either a focus for a client’s parent (= titlebar)… */
if (event->root_x < 50) { Client *client = table_get(byParent, event->event);
printf("setting focus\n"); /* …or the client itself */
//xcb_set_input_focus(conn, XCB_INPUT_FOCUS_POINTER_ROOT, myc.window, XCB_CURRENT_TIME); if (client == NULL)
client = table_get(byChild, event->event);
/* If not, then this event is not interesting. This should not happen */
if (client == NULL) {
printf("DEBUG: Uninteresting enter_notify-event?\n");
return 1;
} }
/* TODO: what to return? */
/* Set focus to the entered window, and flush xcb buffer immediately */
xcb_set_input_focus(conn, XCB_INPUT_FOCUS_POINTER_ROOT, client->child, XCB_CURRENT_TIME);
xcb_flush(conn);
return 1;
} }
static void redrawWindow(xcb_connection_t *c, Client *client) {
static void redrawWindow(xcb_connection_t *c, Client *client)
{
#if 0
printf("redrawing window.\n");
xcb_drawable_t d = { client->window };
if(!client->name_len)
return;
xcb_clear_area(c, 0, d, 0, 0, 0, 0);
xcb_image_text_8(c, client->name_len, d, client->titlegc,
LEFT - 1, TOP - 4, client->name);
xcb_flush(c);
#endif
decorate_window(c, client); decorate_window(c, client);
} }
@ -803,8 +802,8 @@ myfont.height = reply->font_ascent + reply->font_descent;
for(i = 2; i < 128; ++i) for(i = 2; i < 128; ++i)
xcb_event_set_handler(&evenths, i, handleEvent, 0); xcb_event_set_handler(&evenths, i, handleEvent, 0);
/* Key presses are pretty obvious, I think */
xcb_event_set_handler(&evenths, XCB_KEY_PRESS, handle_key_press, 0); xcb_event_set_handler(&evenths, XCB_KEY_PRESS, handle_key_press, 0);
xcb_event_set_handler(&evenths, XCB_MOTION_NOTIFY, handle_motion, 0);
for(i = 0; i < 256; ++i) for(i = 0; i < 256; ++i)
xcb_event_set_error_handler(&evenths, i, (xcb_generic_error_handler_t) handleEvent, 0); xcb_event_set_error_handler(&evenths, i, (xcb_generic_error_handler_t) handleEvent, 0);
@ -813,6 +812,9 @@ myfont.height = reply->font_ascent + reply->font_descent;
* contents (= Bars) */ * contents (= Bars) */
xcb_event_set_expose_handler(&evenths, handleExposeEvent, 0); xcb_event_set_expose_handler(&evenths, handleExposeEvent, 0);
/* Enter window = user moved his mouse over the window */
xcb_event_set_enter_notify_handler(&evenths, handle_enter_notify, 0);
xcb_event_set_unmap_notify_handler(&evenths, handle_unmap_notify_event, 0); xcb_event_set_unmap_notify_handler(&evenths, handle_unmap_notify_event, 0);
xcb_property_handlers_init(&prophs, &evenths); xcb_property_handlers_init(&prophs, &evenths);