X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=src%2Fhandlers.c;h=ac0fd87ac5e57b477d308526fdf2e33103bd9300;hb=b644fb5f26c1768b70c5b49d8cd917a63a2d1d91;hp=6e6626a9671f275f7a51141b42857fabfb8ced75;hpb=89ef41dadf516b12f5d4c8ff09d95b425fcc1174;p=i3%2Fi3 diff --git a/src/handlers.c b/src/handlers.c index 6e6626a9..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 */ @@ -59,12 +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 */ @@ -138,8 +141,7 @@ static void check_crossing_screen_boundary(uint32_t x, uint32_t y) { * 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", @@ -215,7 +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) @@ -256,7 +258,7 @@ int handle_motion_notify(void *ignored, xcb_connection_t *conn, xcb_motion_notif * 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) { +static int handle_mapping_notify(xcb_mapping_notify_event_t *event) { if (event->request != XCB_MAPPING_KEYBOARD && event->request != XCB_MAPPING_MODIFIER) return 0; @@ -277,7 +279,7 @@ int handle_mapping_notify(void *ignored, xcb_connection_t *conn, xcb_mapping_not * 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); @@ -296,7 +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", @@ -420,8 +422,7 @@ int handle_configure_event(void *prophs, xcb_connection_t *conn, xcb_configure_n * changes the screen configuration in any way (mode, position, …) * */ -int handle_screen_change(void *prophs, xcb_connection_t *conn, - xcb_generic_event_t *e) { +static int handle_screen_change(xcb_generic_event_t *e) { DLOG("RandR screen change\n"); randr_query_outputs(); @@ -436,7 +437,7 @@ int handle_screen_change(void *prophs, xcb_connection_t *conn, * 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 */ @@ -520,7 +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; @@ -528,14 +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) @@ -553,7 +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) @@ -570,7 +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) @@ -585,7 +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 @@ -625,12 +626,12 @@ int handle_expose_event(void *data, xcb_connection_t *conn, xcb_expose_event_t * * 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; } @@ -679,7 +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) { @@ -693,17 +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; @@ -724,10 +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; @@ -742,7 +743,7 @@ int handle_normal_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_w } /* 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; @@ -780,7 +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) { @@ -788,13 +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; } @@ -804,7 +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); @@ -830,7 +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; @@ -841,7 +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; } @@ -864,7 +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) @@ -872,7 +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; } @@ -881,3 +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; + } +}