X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=src%2Fhandlers.c;h=ac0fd87ac5e57b477d308526fdf2e33103bd9300;hb=b644fb5f26c1768b70c5b49d8cd917a63a2d1d91;hp=1f86de0eac7a2863871e76c74d658d075ddb9ad6;hpb=02b786509b1871fb978c7d535a2f7d4197452672;p=i3%2Fi3 diff --git a/src/handlers.c b/src/handlers.c index 1f86de0e..ac0fd87a 100644 --- a/src/handlers.c +++ b/src/handlers.c @@ -6,14 +6,16 @@ * */ #include +#include -#include #include #include #include "all.h" +int randr_base = -1; + /* After mapping/unmapping windows, a notify event is generated. However, we don’t want it, since it’d trigger an infinite loop of switching between the different windows when changing workspaces */ @@ -28,30 +30,6 @@ void add_ignore_event(const int sequence) { SLIST_INSERT_HEAD(&ignore_events, event, ignore_events); } -/* - * Unignores the given sequence. Called when unmap events (generated by - * reparenting) should be ignored and the unmap event actually happens, in - * order to not ignore too many unmap events (leading to ghost window - * decorations). - * - */ -static void unignore_event(const int sequence) { - struct Ignore_Event *event; - for (event = SLIST_FIRST(&ignore_events); - event != SLIST_END(&ignore_events); - event = SLIST_NEXT(event, ignore_events)) { - if (event->sequence != sequence) - continue; - - DLOG("Unignoring sequence number %d\n", sequence); - struct Ignore_Event *save = event; - event = SLIST_NEXT(event, ignore_events); - SLIST_REMOVE(&ignore_events, save, Ignore_Event, ignore_events); - free(save); - break; - } -} - /* * Checks if the given sequence is ignored and returns true if so. * @@ -83,12 +61,13 @@ static bool event_is_ignored(const int sequence) { return false; } + /* * There was a key press. We compare this key code with our bindings table and pass * the bound action to parse_command(). * */ -int handle_key_press(void *ignored, xcb_connection_t *conn, xcb_key_press_event_t *event) { +static int handle_key_press(xcb_key_press_event_t *event) { DLOG("Keypress %d, state raw = %d\n", event->detail, event->state); /* Remove the numlock bit, all other bits are modifiers we can bind to */ @@ -126,8 +105,6 @@ int handle_key_press(void *ignored, xcb_connection_t *conn, xcb_key_press_event_ return 1; } -#if 0 - /* * Called with coordinates of an enter_notify event or motion_notify event * to check if the user crossed virtual screen boundaries and adjust the @@ -135,48 +112,36 @@ int handle_key_press(void *ignored, xcb_connection_t *conn, xcb_key_press_event_ * */ static void check_crossing_screen_boundary(uint32_t x, uint32_t y) { - Output *output; + Output *output; - if ((output = get_output_containing(x, y)) == NULL) { - ELOG("ERROR: No such screen\n"); - return; - } - if (output == c_ws->output) - return; - - c_ws->current_row = current_row; - c_ws->current_col = current_col; - c_ws = output->current_workspace; - current_row = c_ws->current_row; - current_col = c_ws->current_col; - DLOG("We're now on output %p\n", output); - - /* While usually this function is only called when the user switches - * to a different output using his mouse (and thus the output is - * empty), it may be that the following race condition occurs: - * 1) the user actives a new output (say VGA1). - * 2) the cursor is sent to the first pixel of the new VGA1, thus - * generating an enter_notify for the screen (the enter_notify - * is not yet received by i3). - * 3) i3 requeries screen configuration and maps a workspace onto the - * new output. - * 4) the enter_notify event arrives and c_ws is set to the new - * workspace but the existing windows on the new workspace are not - * focused. - * - * Therefore, we re-set the focus here to be sure it’s correct. */ - Client *first_client = SLIST_FIRST(&(c_ws->focus_stack)); - if (first_client != NULL) - set_focus(global_conn, first_client, true); + /* If the user disable focus follows mouse, we have nothing to do here */ + if (config.disable_focus_follows_mouse) + return; + + if ((output = get_output_containing(x, y)) == NULL) { + ELOG("ERROR: No such screen\n"); + return; + } + + if (output->con == NULL) { + ELOG("ERROR: The screen is not recognized by i3 (no container associated)\n"); + return; + } + + /* Focus the output on which the user moved his cursor */ + Con *old_focused = focused; + con_focus(con_descend_focused(output_get_content(output->con))); + + /* If the focus changed, we re-render to get updated decorations */ + if (old_focused != focused) + tree_render(); } -#endif /* * When the user moves the mouse pointer onto a window, this callback gets called. * */ -int handle_enter_notify(void *ignored, xcb_connection_t *conn, - xcb_enter_notify_event_t *event) { +static int handle_enter_notify(xcb_enter_notify_event_t *event) { Con *con; DLOG("enter_notify for %08x, mode = %d, detail %d, serial %d\n", @@ -201,7 +166,12 @@ int handle_enter_notify(void *ignored, xcb_connection_t *conn, /* If not, then the user moved his cursor to the root window. In that case, we adjust c_ws */ if (con == NULL) { DLOG("Getting screen at %d x %d\n", event->root_x, event->root_y); - //check_crossing_screen_boundary(event->root_x, event->root_y); + check_crossing_screen_boundary(event->root_x, event->root_y); + return 1; + } + + if (con->parent->type == CT_DOCKAREA) { + DLOG("Ignoring, this is a dock client\n"); return 1; } @@ -234,12 +204,9 @@ int handle_enter_notify(void *ignored, xcb_connection_t *conn, if (config.disable_focus_follows_mouse) return 1; - Con *next = con; - while (!TAILQ_EMPTY(&(next->focus_head))) - next = TAILQ_FIRST(&(next->focus_head)); - con_focus(next); - x_push_changes(croot); + con_focus(con_descend_focused(con)); + tree_render(); return 1; } @@ -250,7 +217,7 @@ int handle_enter_notify(void *ignored, xcb_connection_t *conn, * and crossing virtual screen boundaries), this callback gets called. * */ -int handle_motion_notify(void *ignored, xcb_connection_t *conn, xcb_motion_notify_event_t *event) { +static int handle_motion_notify(xcb_motion_notify_event_t *event) { /* Skip events where the pointer was over a child window, we are only * interested in events on the root window. */ if (event->child != 0) @@ -258,11 +225,16 @@ int handle_motion_notify(void *ignored, xcb_connection_t *conn, xcb_motion_notif Con *con; if ((con = con_by_frame_id(event->event)) == NULL) { - /* TODO; handle root window: */ - //check_crossing_screen_boundary(event->root_x, event->root_y); + check_crossing_screen_boundary(event->root_x, event->root_y); return 1; } + if (config.disable_focus_follows_mouse) + return 1; + + if (con->layout != L_DEFAULT) + return 1; + /* see over which rect the user is */ Con *current; TAILQ_FOREACH(current, &(con->nodes_head), nodes) { @@ -281,35 +253,33 @@ int handle_motion_notify(void *ignored, xcb_connection_t *conn, xcb_motion_notif return 1; } -#if 0 /* * Called when the keyboard mapping changes (for example by using Xmodmap), * we need to update our key bindings then (re-translate symbols). * */ -int handle_mapping_notify(void *ignored, xcb_connection_t *conn, xcb_mapping_notify_event_t *event) { - if (event->request != XCB_MAPPING_KEYBOARD && - event->request != XCB_MAPPING_MODIFIER) - return 0; +static int handle_mapping_notify(xcb_mapping_notify_event_t *event) { + if (event->request != XCB_MAPPING_KEYBOARD && + event->request != XCB_MAPPING_MODIFIER) + return 0; - DLOG("Received mapping_notify for keyboard or modifier mapping, re-grabbing keys\n"); - xcb_refresh_keyboard_mapping(keysyms, event); + DLOG("Received mapping_notify for keyboard or modifier mapping, re-grabbing keys\n"); + xcb_refresh_keyboard_mapping(keysyms, event); - xcb_get_numlock_mask(conn); + xcb_get_numlock_mask(conn); - ungrab_all_keys(conn); - translate_keysyms(); - grab_all_keys(conn, false); + ungrab_all_keys(conn); + translate_keysyms(); + grab_all_keys(conn, false); - return 0; + return 0; } -#endif /* * A new window appeared on the screen (=was mapped), so let’s manage it. * */ -int handle_map_request(void *prophs, xcb_connection_t *conn, xcb_map_request_event_t *event) { +static int handle_map_request(xcb_map_request_event_t *event) { xcb_get_window_attributes_cookie_t cookie; cookie = xcb_get_window_attributes_unchecked(conn, event->window); @@ -328,7 +298,7 @@ int handle_map_request(void *prophs, xcb_connection_t *conn, xcb_map_request_eve * We generate a synthethic configure notify event to signalize the client its "new" position. * */ -int handle_configure_request(void *prophs, xcb_connection_t *conn, xcb_configure_request_event_t *event) { +static int handle_configure_request(xcb_configure_request_event_t *event) { Con *con; DLOG("window 0x%08x wants to be at %dx%d with %dx%d\n", @@ -366,13 +336,14 @@ int handle_configure_request(void *prophs, xcb_connection_t *conn, xcb_configure DLOG("Configure request!\n"); if (con_is_floating(con) && con_is_leaf(con)) { /* find the height for the decorations */ - i3Font *font = load_font(conn, config.font); - int deco_height = font->height + 5; + int deco_height = config.font.height + 5; /* we actually need to apply the size/position changes to the *parent* * container */ Rect bsr = con_border_style_rect(con); - if (con->border_style == BS_NORMAL) + if (con->border_style == BS_NORMAL) { + bsr.y += deco_height; bsr.height -= deco_height; + } con = con->parent; DLOG("Container is a floating leaf node, will do that.\n"); if (event->value_mask & XCB_CONFIG_WINDOW_X) { @@ -444,30 +415,29 @@ int handle_configure_event(void *prophs, xcb_connection_t *conn, xcb_configure_n return 1; } +#endif /* * Gets triggered upon a RandR screen change event, that is when the user * changes the screen configuration in any way (mode, position, …) * */ -int handle_screen_change(void *prophs, xcb_connection_t *conn, - xcb_generic_event_t *e) { - DLOG("RandR screen change\n"); +static int handle_screen_change(xcb_generic_event_t *e) { + DLOG("RandR screen change\n"); - randr_query_outputs(conn); + randr_query_outputs(); - ipc_send_event("output", I3_IPC_EVENT_OUTPUT, "{\"change\":\"unspecified\"}"); + ipc_send_event("output", I3_IPC_EVENT_OUTPUT, "{\"change\":\"unspecified\"}"); - return 1; + return 1; } -#endif /* * Our window decorations were unmapped. That means, the window will be killed * now, so we better clean up before. * */ -int handle_unmap_notify_event(void *data, xcb_connection_t *conn, xcb_unmap_notify_event_t *event) { +static int handle_unmap_notify_event(xcb_unmap_notify_event_t *event) { /* FIXME: we cannot ignore this sequence because more UnmapNotifys with the same sequence * numbers but different window IDs may follow */ @@ -551,7 +521,7 @@ int handle_unmap_notify_event(void *data, xcb_connection_t *conn, xcb_unmap_noti * important fields in the event data structure). * */ -int handle_destroy_notify_event(void *data, xcb_connection_t *conn, xcb_destroy_notify_event_t *event) { +static int handle_destroy_notify_event(xcb_destroy_notify_event_t *event) { DLOG("destroy notify for 0x%08x, 0x%08x\n", event->event, event->window); xcb_unmap_notify_event_t unmap; @@ -559,14 +529,14 @@ int handle_destroy_notify_event(void *data, xcb_connection_t *conn, xcb_destroy_ unmap.event = event->event; unmap.window = event->window; - return handle_unmap_notify_event(NULL, conn, &unmap); + return handle_unmap_notify_event(&unmap); } /* * Called when a window changes its title * */ -int handle_windowname_change(void *data, xcb_connection_t *conn, uint8_t state, +static int handle_windowname_change(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window, xcb_atom_t atom, xcb_get_property_reply_t *prop) { Con *con; if ((con = con_by_window_id(window)) == NULL || con->window == NULL) @@ -584,7 +554,7 @@ int handle_windowname_change(void *data, xcb_connection_t *conn, uint8_t state, * window_update_name_legacy(). * */ -int handle_windowname_change_legacy(void *data, xcb_connection_t *conn, uint8_t state, +static int handle_windowname_change_legacy(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window, xcb_atom_t atom, xcb_get_property_reply_t *prop) { Con *con; if ((con = con_by_window_id(window)) == NULL || con->window == NULL) @@ -601,7 +571,7 @@ int handle_windowname_change_legacy(void *data, xcb_connection_t *conn, uint8_t * Updates the client’s WM_CLASS property * */ -int handle_windowclass_change(void *data, xcb_connection_t *conn, uint8_t state, +static int handle_windowclass_change(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window, xcb_atom_t atom, xcb_get_property_reply_t *prop) { Con *con; if ((con = con_by_window_id(window)) == NULL || con->window == NULL) @@ -616,7 +586,7 @@ int handle_windowclass_change(void *data, xcb_connection_t *conn, uint8_t state, * Expose event means we should redraw our windows (= title bar) * */ -int handle_expose_event(void *data, xcb_connection_t *conn, xcb_expose_event_t *event) { +static int handle_expose_event(xcb_expose_event_t *event) { Con *parent, *con; /* event->count is the number of minimum remaining expose events for this @@ -635,7 +605,7 @@ int handle_expose_event(void *data, xcb_connection_t *conn, xcb_expose_event_t * x_draw_decoration(parent); TAILQ_FOREACH(con, &(parent->nodes_head), nodes) { - LOG("expose for con %p / %s\n", con, con->name); + DLOG("expose for con %p / %s\n", con, con->name); if (con->window) x_draw_decoration(con); } @@ -643,61 +613,25 @@ int handle_expose_event(void *data, xcb_connection_t *conn, xcb_expose_event_t * /* We also need to render the decorations of other Cons nearby the Con * itself to not get overlapping decorations */ TAILQ_FOREACH(con, &(parent->parent->nodes_head), nodes) { - LOG("expose for con %p / %s\n", con, con->name); + DLOG("expose for con %p / %s\n", con, con->name); if (con->window) x_draw_decoration(con); } xcb_flush(conn); return 1; - -#if 0 - else { - uint32_t background_color; - if (client->urgent) - background_color = config.client.urgent.background; - /* Distinguish if the window is currently focused… */ - else if (CUR_CELL != NULL && CUR_CELL->currently_focused == client) - background_color = config.client.focused.background; - /* …or if it is the focused window in a not focused container */ - else background_color = config.client.focused_inactive.background; - - /* Set foreground color to current focused color, line width to 2 */ - uint32_t values[] = {background_color, 2}; - xcb_change_gc(conn, client->titlegc, XCB_GC_FOREGROUND | XCB_GC_LINE_WIDTH, values); - - /* Draw the border, the ±1 is for line width = 2 */ - xcb_point_t points[] = {{1, 0}, /* left upper edge */ - {1, client->rect.height-1}, /* left bottom edge */ - {client->rect.width-1, client->rect.height-1}, /* right bottom edge */ - {client->rect.width-1, 0}}; /* right upper edge */ - xcb_poly_line(conn, XCB_COORD_MODE_ORIGIN, client->frame, client->titlegc, 4, points); - - /* Draw a black background */ - xcb_change_gc_single(conn, client->titlegc, XCB_GC_FOREGROUND, get_colorpixel(conn, "#000000")); - if (client->titlebar_position == TITLEBAR_OFF && !client->borderless) { - xcb_rectangle_t crect = {1, 0, client->rect.width - (1 + 1), client->rect.height - 1}; - xcb_poly_fill_rectangle(conn, client->frame, client->titlegc, 1, &crect); - } else { - xcb_rectangle_t crect = {2, 0, client->rect.width - (2 + 2), client->rect.height - 2}; - xcb_poly_fill_rectangle(conn, client->frame, client->titlegc, 1, &crect); - } - } - xcb_flush(conn); - return 1; -#endif } /* * Handle client messages (EWMH) * */ -int handle_client_message(void *data, xcb_connection_t *conn, xcb_client_message_event_t *event) { +static int handle_client_message(xcb_client_message_event_t *event) { LOG("ClientMessage for window 0x%08x\n", event->window); - if (event->type == atoms[_NET_WM_STATE]) { - if (event->format != 32 || event->data.data32[1] != atoms[_NET_WM_STATE_FULLSCREEN]) { + if (event->type == A__NET_WM_STATE) { + if (event->format != 32 || event->data.data32[1] != A__NET_WM_STATE_FULLSCREEN) { DLOG("atom in clientmessage is %d, fullscreen is %d\n", - event->data.data32[1], atoms[_NET_WM_STATE_FULLSCREEN]); + event->data.data32[1], A__NET_WM_STATE_FULLSCREEN); DLOG("not about fullscreen atom\n"); return 0; } @@ -746,7 +680,7 @@ int handle_window_type(void *data, xcb_connection_t *conn, uint8_t state, xcb_wi * See ICCCM 4.1.2.3 for more details * */ -int handle_normal_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window, +static int handle_normal_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window, xcb_atom_t name, xcb_get_property_reply_t *reply) { Con *con = con_by_window_id(window); if (con == NULL) { @@ -760,17 +694,17 @@ int handle_normal_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_w /* If the hints were already in this event, use them, if not, request them */ if (reply != NULL) - xcb_get_wm_size_hints_from_reply(&size_hints, reply); + xcb_icccm_get_wm_size_hints_from_reply(&size_hints, reply); else - xcb_get_wm_normal_hints_reply(conn, xcb_get_wm_normal_hints_unchecked(conn, con->window->id), &size_hints, NULL); + xcb_icccm_get_wm_normal_hints_reply(conn, xcb_icccm_get_wm_normal_hints_unchecked(conn, con->window->id), &size_hints, NULL); - if ((size_hints.flags & XCB_SIZE_HINT_P_MIN_SIZE)) { + if ((size_hints.flags & XCB_ICCCM_SIZE_HINT_P_MIN_SIZE)) { // TODO: Minimum size is not yet implemented DLOG("Minimum size: %d (width) x %d (height)\n", size_hints.min_width, size_hints.min_height); } bool changed = false; - if ((size_hints.flags & XCB_SIZE_HINT_P_RESIZE_INC)) { + if ((size_hints.flags & XCB_ICCCM_SIZE_HINT_P_RESIZE_INC)) { if (size_hints.width_inc > 0 && size_hints.width_inc < 0xFFFF) if (con->width_increment != size_hints.width_inc) { con->width_increment = size_hints.width_inc; @@ -791,10 +725,10 @@ int handle_normal_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_w /* base_width/height are the desired size of the window. We check if either the program-specified size or the program-specified min-size is available */ - if (size_hints.flags & XCB_SIZE_HINT_BASE_SIZE) { + if (size_hints.flags & XCB_ICCCM_SIZE_HINT_BASE_SIZE) { base_width = size_hints.base_width; base_height = size_hints.base_height; - } else if (size_hints.flags & XCB_SIZE_HINT_P_MIN_SIZE) { + } else if (size_hints.flags & XCB_ICCCM_SIZE_HINT_P_MIN_SIZE) { /* TODO: is this right? icccm says not */ base_width = size_hints.min_width; base_height = size_hints.min_height; @@ -806,11 +740,10 @@ int handle_normal_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_w con->base_height = base_height; DLOG("client's base_height changed to %d\n", base_height); DLOG("client's base_width changed to %d\n", base_width); - changed = true; } /* If no aspect ratio was set or if it was invalid, we ignore the hints */ - if (!(size_hints.flags & XCB_SIZE_HINT_P_ASPECT) || + if (!(size_hints.flags & XCB_ICCCM_SIZE_HINT_P_ASPECT) || (size_hints.min_aspect_num <= 0) || (size_hints.min_aspect_den <= 0)) { goto render_and_return; @@ -848,7 +781,7 @@ render_and_return: * Handles the WM_HINTS property for extracting the urgency state of the window. * */ -int handle_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window, +static int handle_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window, xcb_atom_t name, xcb_get_property_reply_t *reply) { Con *con = con_by_window_id(window); if (con == NULL) { @@ -856,13 +789,13 @@ int handle_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t return 1; } - xcb_wm_hints_t hints; + xcb_icccm_wm_hints_t hints; if (reply != NULL) { - if (!xcb_get_wm_hints_from_reply(&hints, reply)) + if (!xcb_icccm_get_wm_hints_from_reply(&hints, reply)) return 1; } else { - if (!xcb_get_wm_hints_reply(conn, xcb_get_wm_hints_unchecked(conn, con->window->id), &hints, NULL)) + if (!xcb_icccm_get_wm_hints_reply(conn, xcb_icccm_get_wm_hints_unchecked(conn, con->window->id), &hints, NULL)) return 1; } @@ -872,7 +805,7 @@ int handle_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t } /* Update the flag on the client directly */ - con->urgent = (xcb_wm_hints_get_urgency(&hints) != 0); + con->urgent = (xcb_icccm_wm_hints_get_urgency(&hints) != 0); //CLIENT_LOG(con); LOG("Urgency flag changed to %d\n", con->urgent); @@ -898,7 +831,7 @@ int handle_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t * See ICCCM 4.1.2.6 for more details * */ -int handle_transient_for(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window, +static int handle_transient_for(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window, xcb_atom_t name, xcb_get_property_reply_t *prop) { Con *con; @@ -909,7 +842,7 @@ int handle_transient_for(void *data, xcb_connection_t *conn, uint8_t state, xcb_ if (prop == NULL) { prop = xcb_get_property_reply(conn, xcb_get_property_unchecked(conn, - false, window, WM_TRANSIENT_FOR, WINDOW, 0, 32), NULL); + false, window, A_WM_TRANSIENT_FOR, A_WINDOW, 0, 32), NULL); if (prop == NULL) return 1; } @@ -932,7 +865,7 @@ int handle_transient_for(void *data, xcb_connection_t *conn, uint8_t state, xcb_ * toolwindow (or similar) and to which window it belongs (logical parent). * */ -int handle_clientleader_change(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window, +static int handle_clientleader_change(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window, xcb_atom_t name, xcb_get_property_reply_t *prop) { Con *con; if ((con = con_by_window_id(window)) == NULL || con->window == NULL) @@ -940,7 +873,7 @@ int handle_clientleader_change(void *data, xcb_connection_t *conn, uint8_t state if (prop == NULL) { prop = xcb_get_property_reply(conn, xcb_get_property_unchecked(conn, - false, window, WM_CLIENT_LEADER, WINDOW, 0, 32), NULL); + false, window, A_WM_CLIENT_LEADER, A_WINDOW, 0, 32), NULL); if (prop == NULL) return 1; } @@ -949,3 +882,179 @@ int handle_clientleader_change(void *data, xcb_connection_t *conn, uint8_t state return 1; } + +/* + * Handles FocusIn events which are generated by clients (i3’s focus changes + * don’t generate FocusIn events due to a different EventMask) and updates the + * decorations accordingly. + * + */ +static int handle_focus_in(xcb_focus_in_event_t *event) { + DLOG("focus change in, for window 0x%08x\n", event->event); + Con *con; + if ((con = con_by_window_id(event->event)) == NULL || con->window == NULL) + return 1; + DLOG("That is con %p / %s\n", con, con->name); + + if (event->mode == XCB_NOTIFY_MODE_GRAB || + event->mode == XCB_NOTIFY_MODE_UNGRAB) { + DLOG("FocusIn event for grab/ungrab, ignoring\n"); + return 1; + } + + if (event->detail == XCB_NOTIFY_DETAIL_POINTER) { + DLOG("notify detail is pointer, ignoring this event\n"); + return 1; + } + + if (focused_id == event->event) { + DLOG("focus matches the currently focused window, not doing anything\n"); + return 1; + } + + DLOG("focus is different, updating decorations\n"); + con_focus(con); + /* We update focused_id because we don’t need to set focus again */ + focused_id = event->event; + x_push_changes(croot); + return 1; +} + +typedef int (*cb_property_handler_t)(void *data, xcb_connection_t *c, uint8_t state, xcb_window_t window, xcb_atom_t atom, xcb_get_property_reply_t *property); + +struct property_handler_t { + xcb_atom_t atom; + uint32_t long_len; + cb_property_handler_t cb; +}; + +static struct property_handler_t property_handlers[] = { + { 0, 128, handle_windowname_change }, + { 0, UINT_MAX, handle_hints }, + { 0, 128, handle_windowname_change_legacy }, + { 0, UINT_MAX, handle_normal_hints }, + { 0, UINT_MAX, handle_clientleader_change }, + { 0, UINT_MAX, handle_transient_for } +}; +#define NUM_HANDLERS (sizeof(property_handlers) / sizeof(struct property_handler_t)) + +/* + * Sets the appropriate atoms for the property handlers after the atoms were + * received from X11 + * + */ +void property_handlers_init() { + property_handlers[0].atom = A__NET_WM_NAME; + property_handlers[1].atom = A_WM_HINTS; + property_handlers[2].atom = A_WM_NAME; + property_handlers[3].atom = A_WM_NORMAL_HINTS; + property_handlers[4].atom = A_WM_CLIENT_LEADER; + property_handlers[5].atom = A_WM_TRANSIENT_FOR; +} + +static int property_notify(uint8_t state, xcb_window_t window, xcb_atom_t atom) { + struct property_handler_t *handler = NULL; + xcb_get_property_reply_t *propr = NULL; + int ret; + + for (int c = 0; c < sizeof(property_handlers) / sizeof(struct property_handler_t); c++) { + if (property_handlers[c].atom != atom) + continue; + + handler = &property_handlers[c]; + break; + } + + if (handler == NULL) { + DLOG("Unhandled property notify for atom %d (0x%08x)\n", atom, atom); + return 0; + } + + if (state != XCB_PROPERTY_DELETE) { + xcb_get_property_cookie_t cookie = xcb_get_property(conn, 0, window, atom, XCB_GET_PROPERTY_TYPE_ANY, 0, handler->long_len); + propr = xcb_get_property_reply(conn, cookie, 0); + } + + ret = handler->cb(NULL, conn, state, window, atom, propr); + FREE(propr); + return ret; +} + +/* + * Takes an xcb_generic_event_t and calls the appropriate handler, based on the + * event type. + * + */ +void handle_event(int type, xcb_generic_event_t *event) { + if (randr_base > -1 && + type == randr_base + XCB_RANDR_SCREEN_CHANGE_NOTIFY) { + handle_screen_change(event); + return; + } + + switch (type) { + case XCB_KEY_PRESS: + handle_key_press((xcb_key_press_event_t*)event); + break; + + case XCB_BUTTON_PRESS: + handle_button_press((xcb_button_press_event_t*)event); + break; + + case XCB_MAP_REQUEST: + handle_map_request((xcb_map_request_event_t*)event); + break; + + case XCB_UNMAP_NOTIFY: + handle_unmap_notify_event((xcb_unmap_notify_event_t*)event); + break; + + case XCB_DESTROY_NOTIFY: + handle_destroy_notify_event((xcb_destroy_notify_event_t*)event); + break; + + case XCB_EXPOSE: + handle_expose_event((xcb_expose_event_t*)event); + break; + + case XCB_MOTION_NOTIFY: + handle_motion_notify((xcb_motion_notify_event_t*)event); + break; + + /* Enter window = user moved his mouse over the window */ + case XCB_ENTER_NOTIFY: + handle_enter_notify((xcb_enter_notify_event_t*)event); + break; + + /* Client message are sent to the root window. The only interesting + * client message for us is _NET_WM_STATE, we honour + * _NET_WM_STATE_FULLSCREEN */ + case XCB_CLIENT_MESSAGE: + handle_client_message((xcb_client_message_event_t*)event); + break; + + /* Configure request = window tried to change size on its own */ + case XCB_CONFIGURE_REQUEST: + handle_configure_request((xcb_configure_request_event_t*)event); + break; + + /* Mapping notify = keyboard mapping changed (Xmodmap), re-grab bindings */ + case XCB_MAPPING_NOTIFY: + handle_mapping_notify((xcb_mapping_notify_event_t*)event); + break; + + case XCB_FOCUS_IN: + handle_focus_in((xcb_focus_in_event_t*)event); + break; + + case XCB_PROPERTY_NOTIFY: + DLOG("Property notify\n"); + xcb_property_notify_event_t *e = (xcb_property_notify_event_t*)event; + property_notify(e->state, e->window, e->atom); + break; + + default: + DLOG("Unhandled event of type %d\n", type); + break; + } +}