+++ /dev/null
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright 2014 David Herrmann <dh.herrmann@gmail.com>
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <errno.h>
-#include <stdlib.h>
-#include "consoled.h"
-#include "grdev.h"
-#include "idev.h"
-#include "list.h"
-#include "macro.h"
-#include "sd-event.h"
-#include "sysview.h"
-#include "util.h"
-
-static bool session_feed_keyboard(Session *s, idev_data *data) {
- idev_data_keyboard *kdata = &data->keyboard;
-
- if (!data->resync && kdata->value == 1 && kdata->n_syms == 1) {
- uint32_t nr;
- sysview_seat *seat;
-
- /* handle VT-switch requests */
- nr = 0;
-
- switch (kdata->keysyms[0]) {
- case XKB_KEY_F1 ... XKB_KEY_F12:
- if (IDEV_KBDMATCH(kdata,
- IDEV_KBDMOD_CTRL | IDEV_KBDMOD_ALT,
- kdata->keysyms[0]))
- nr = kdata->keysyms[0] - XKB_KEY_F1 + 1;
- break;
- case XKB_KEY_XF86Switch_VT_1 ... XKB_KEY_XF86Switch_VT_12:
- nr = kdata->keysyms[0] - XKB_KEY_XF86Switch_VT_1 + 1;
- break;
- }
-
- if (nr != 0) {
- seat = sysview_session_get_seat(s->sysview);
- sysview_seat_switch_to(seat, nr);
- return true;
- }
- }
-
- return false;
-}
-
-static bool session_feed(Session *s, idev_data *data) {
- switch (data->type) {
- case IDEV_DATA_KEYBOARD:
- return session_feed_keyboard(s, data);
- default:
- return false;
- }
-}
-
-static int session_idev_fn(idev_session *idev, void *userdata, idev_event *event) {
- Session *s = userdata;
-
- switch (event->type) {
- case IDEV_EVENT_DEVICE_ADD:
- idev_device_enable(event->device_add.device);
- break;
- case IDEV_EVENT_DEVICE_REMOVE:
- idev_device_disable(event->device_remove.device);
- break;
- case IDEV_EVENT_DEVICE_DATA:
- if (!session_feed(s, &event->device_data.data))
- workspace_feed(s->active_ws, &event->device_data.data);
- break;
- }
-
- return 0;
-}
-
-static void session_grdev_fn(grdev_session *grdev, void *userdata, grdev_event *event) {
- grdev_display *display;
- Session *s = userdata;
- Display *d;
- int r;
-
- switch (event->type) {
- case GRDEV_EVENT_DISPLAY_ADD:
- display = event->display_add.display;
-
- r = display_new(&d, s, display);
- if (r < 0) {
- log_error_errno(r, "Cannot create display '%s' on '%s': %m",
- grdev_display_get_name(display), sysview_session_get_name(s->sysview));
- break;
- }
-
- grdev_display_set_userdata(display, d);
- workspace_refresh(s->active_ws);
- break;
- case GRDEV_EVENT_DISPLAY_REMOVE:
- display = event->display_remove.display;
- d = grdev_display_get_userdata(display);
- if (!d)
- break;
-
- display_free(d);
- workspace_refresh(s->active_ws);
- break;
- case GRDEV_EVENT_DISPLAY_CHANGE:
- display = event->display_remove.display;
- d = grdev_display_get_userdata(display);
- if (!d)
- break;
-
- display_refresh(d);
- workspace_refresh(s->active_ws);
- break;
- case GRDEV_EVENT_DISPLAY_FRAME:
- display = event->display_remove.display;
- d = grdev_display_get_userdata(display);
- if (!d)
- break;
-
- session_dirty(s);
- break;
- }
-}
-
-static int session_redraw_fn(sd_event_source *src, void *userdata) {
- Session *s = userdata;
- Display *d;
-
- LIST_FOREACH(displays_by_session, d, s->display_list)
- display_render(d, s->active_ws);
-
- grdev_session_commit(s->grdev);
-
- return 0;
-}
-
-int session_new(Session **out, Manager *m, sysview_session *session) {
- _cleanup_(session_freep) Session *s = NULL;
- int r;
-
- assert(out);
- assert(m);
- assert(session);
-
- s = new0(Session, 1);
- if (!s)
- return -ENOMEM;
-
- s->manager = m;
- s->sysview = session;
-
- r = grdev_session_new(&s->grdev,
- m->grdev,
- GRDEV_SESSION_MANAGED,
- sysview_session_get_name(session),
- session_grdev_fn,
- s);
- if (r < 0)
- return r;
-
- r = idev_session_new(&s->idev,
- m->idev,
- IDEV_SESSION_MANAGED,
- sysview_session_get_name(session),
- session_idev_fn,
- s);
- if (r < 0)
- return r;
-
- r = workspace_new(&s->my_ws, m);
- if (r < 0)
- return r;
-
- s->active_ws = workspace_attach(s->my_ws, s);
-
- r = sd_event_add_defer(m->event, &s->redraw_src, session_redraw_fn, s);
- if (r < 0)
- return r;
-
- grdev_session_enable(s->grdev);
- idev_session_enable(s->idev);
-
- *out = s;
- s = NULL;
- return 0;
-}
-
-Session *session_free(Session *s) {
- if (!s)
- return NULL;
-
- assert(!s->display_list);
-
- sd_event_source_unref(s->redraw_src);
-
- workspace_detach(s->active_ws, s);
- workspace_unref(s->my_ws);
-
- idev_session_free(s->idev);
- grdev_session_free(s->grdev);
- free(s);
-
- return NULL;
-}
-
-void session_dirty(Session *s) {
- int r;
-
- assert(s);
-
- r = sd_event_source_set_enabled(s->redraw_src, SD_EVENT_ONESHOT);
- if (r < 0)
- log_error_errno(r, "Cannot enable redraw-source: %m");
-}
-
-void session_add_device(Session *s, sysview_device *device) {
- unsigned int type;
-
- assert(s);
- assert(device);
-
- type = sysview_device_get_type(device);
- switch (type) {
- case SYSVIEW_DEVICE_DRM:
- grdev_session_add_drm(s->grdev, sysview_device_get_ud(device));
- break;
- case SYSVIEW_DEVICE_EVDEV:
- idev_session_add_evdev(s->idev, sysview_device_get_ud(device));
- break;
- }
-}
-
-void session_remove_device(Session *s, sysview_device *device) {
- unsigned int type;
-
- assert(s);
- assert(device);
-
- type = sysview_device_get_type(device);
- switch (type) {
- case SYSVIEW_DEVICE_DRM:
- grdev_session_remove_drm(s->grdev, sysview_device_get_ud(device));
- break;
- case SYSVIEW_DEVICE_EVDEV:
- idev_session_remove_evdev(s->idev, sysview_device_get_ud(device));
- break;
- }
-}
-
-void session_refresh_device(Session *s, sysview_device *device, struct udev_device *ud) {
- unsigned int type;
-
- assert(s);
- assert(device);
-
- type = sysview_device_get_type(device);
- switch (type) {
- case SYSVIEW_DEVICE_DRM:
- grdev_session_hotplug_drm(s->grdev, sysview_device_get_ud(device));
- break;
- }
-}
~ianmdlvl / elogind.git / blobdiff