+++ /dev/null
-/* ply-seat.c - APIs for encapsulating a keyboard and one or more displays
- *
- * Copyright (C) 2013 Red Hat, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- * 02111-1307, USA.
- *
- * Written by: Ray Strode <rstrode@redhat.com>
- */
-#include "config.h"
-#include "ply-seat.h"
-
-#include <assert.h>
-#include <errno.h>
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-#include "ply-boot-splash.h"
-#include "ply-event-loop.h"
-#include "ply-keyboard.h"
-#include "ply-pixel-display.h"
-#include "ply-text-display.h"
-#include "ply-list.h"
-#include "ply-logger.h"
-#include "ply-utils.h"
-
-struct _ply_seat
-{
- ply_event_loop_t *loop;
-
- ply_boot_splash_t *splash;
- ply_terminal_t *terminal;
- ply_renderer_t *renderer;
- ply_keyboard_t *keyboard;
- ply_list_t *text_displays;
- ply_list_t *pixel_displays;
-};
-
-ply_seat_t *
-ply_seat_new (ply_terminal_t *terminal)
-{
- ply_seat_t *seat;
-
- seat = calloc (1, sizeof(ply_seat_t));
-
- seat->loop = ply_event_loop_get_default ();
- seat->terminal = terminal;
- seat->text_displays = ply_list_new ();
- seat->pixel_displays = ply_list_new ();
-
- return seat;
-}
-
-static void
-add_pixel_displays (ply_seat_t *seat)
-{
- ply_list_t *heads;
- ply_list_node_t *node;
-
- heads = ply_renderer_get_heads (seat->renderer);
-
- ply_trace ("Adding displays for %d heads",
- ply_list_get_length (heads));
-
- node = ply_list_get_first_node (heads);
- while (node != NULL) {
- ply_list_node_t *next_node;
- ply_renderer_head_t *head;
- ply_pixel_display_t *display;
-
- head = ply_list_node_get_data (node);
- next_node = ply_list_get_next_node (heads, node);
-
- display = ply_pixel_display_new (seat->renderer, head);
-
- ply_list_append_data (seat->pixel_displays, display);
-
- node = next_node;
- }
-}
-
-static void
-add_text_displays (ply_seat_t *seat)
-{
- ply_text_display_t *display;
-
- if (!ply_terminal_is_open (seat->terminal)) {
- if (!ply_terminal_open (seat->terminal)) {
- ply_trace ("could not add terminal %s: %m",
- ply_terminal_get_name (seat->terminal));
- return;
- }
- }
-
- ply_trace ("adding text display for terminal %s",
- ply_terminal_get_name (seat->terminal));
-
- display = ply_text_display_new (seat->terminal);
- ply_list_append_data (seat->text_displays, display);
-}
-
-bool
-ply_seat_open (ply_seat_t *seat,
- ply_renderer_type_t renderer_type,
- const char *device)
-{
- if (renderer_type != PLY_RENDERER_TYPE_NONE) {
- ply_renderer_t *renderer;
-
- renderer = ply_renderer_new (renderer_type, device, seat->terminal);
-
- if (!ply_renderer_open (renderer)) {
- ply_trace ("could not open renderer for %s", device);
- ply_renderer_free (renderer);
-
- seat->renderer = NULL;
-
- if (renderer_type != PLY_RENDERER_TYPE_AUTO)
- return false;
- } else {
- seat->renderer = renderer;
- }
- }
-
- if (seat->renderer != NULL) {
- seat->keyboard = ply_keyboard_new_for_renderer (seat->renderer);
- add_pixel_displays (seat);
- } else if (seat->terminal != NULL) {
- seat->keyboard = ply_keyboard_new_for_terminal (seat->terminal);
- }
-
- if (seat->terminal != NULL) {
- add_text_displays (seat);
- } else {
- ply_trace ("not adding text display for seat, since seat has no associated terminal");
- }
-
- if (seat->keyboard != NULL) {
- ply_keyboard_watch_for_input (seat->keyboard);
- } else {
- ply_trace ("not watching seat for input");
- }
-
- return true;
-}
-
-bool
-ply_seat_is_open (ply_seat_t *seat)
-{
- return ply_list_get_length (seat->pixel_displays) > 0 ||
- ply_list_get_length (seat->text_displays) > 0;
-}
-
-void
-ply_seat_deactivate_keyboard (ply_seat_t *seat)
-{
- if (seat->keyboard == NULL)
- return;
-
- ply_trace ("deactivating keyboard");
- ply_keyboard_stop_watching_for_input (seat->keyboard);
-}
-
-void
-ply_seat_deactivate_renderer (ply_seat_t *seat)
-{
- if (seat->renderer == NULL)
- return;
-
- ply_trace ("deactivating renderer");
- ply_renderer_deactivate (seat->renderer);
-}
-
-void
-ply_seat_activate_keyboard (ply_seat_t *seat)
-{
- if (seat->keyboard == NULL)
- return;
-
- ply_trace ("activating keyboard");
- ply_keyboard_watch_for_input (seat->keyboard);
-}
-
-void
-ply_seat_activate_renderer (ply_seat_t *seat)
-{
- if (seat->renderer == NULL)
- return;
-
- ply_trace ("activating renderer");
- ply_renderer_activate (seat->renderer);
-}
-
-void
-ply_seat_refresh_displays (ply_seat_t *seat)
-{
- ply_list_node_t *node;
-
- node = ply_list_get_first_node (seat->pixel_displays);
- while (node != NULL) {
- ply_pixel_display_t *display;
- ply_list_node_t *next_node;
- unsigned long width, height;
-
- display = ply_list_node_get_data (node);
- next_node = ply_list_get_next_node (seat->pixel_displays, node);
-
- width = ply_pixel_display_get_width (display);
- height = ply_pixel_display_get_height (display);
-
- ply_pixel_display_draw_area (display, 0, 0, width, height);
- node = next_node;
- }
-
- node = ply_list_get_first_node (seat->text_displays);
- while (node != NULL) {
- ply_text_display_t *display;
- ply_list_node_t *next_node;
- int number_of_columns, number_of_rows;
-
- display = ply_list_node_get_data (node);
- next_node = ply_list_get_next_node (seat->text_displays, node);
-
- number_of_columns = ply_text_display_get_number_of_columns (display);
- number_of_rows = ply_text_display_get_number_of_rows (display);
-
- ply_text_display_draw_area (display, 0, 0,
- number_of_columns,
- number_of_rows);
- node = next_node;
- }
-}
-
-void
-ply_seat_close (ply_seat_t *seat)
-{
- if (seat->renderer == NULL)
- return;
-
- ply_trace ("destroying renderer");
- ply_renderer_close (seat->renderer);
- ply_renderer_free (seat->renderer);
- seat->renderer = NULL;
-}
-
-void
-ply_seat_set_splash (ply_seat_t *seat,
- ply_boot_splash_t *splash)
-{
- if (seat->splash == splash)
- return;
-
- if (seat->splash != NULL)
- ply_boot_splash_detach_from_seat (splash, seat);
-
- if (splash != NULL)
- ply_boot_splash_attach_to_seat (splash, seat);
-
- seat->splash = splash;
-}
-
-static void
-free_pixel_displays (ply_seat_t *seat)
-{
- ply_list_node_t *node;
-
- ply_trace ("freeing %d pixel displays", ply_list_get_length (seat->pixel_displays));
- node = ply_list_get_first_node (seat->pixel_displays);
- while (node != NULL) {
- ply_list_node_t *next_node;
- ply_pixel_display_t *display;
-
- next_node = ply_list_get_next_node (seat->pixel_displays, node);
- display = ply_list_node_get_data (node);
- ply_pixel_display_free (display);
-
- ply_list_remove_node (seat->pixel_displays, node);
-
- node = next_node;
- }
-}
-
-static void
-free_text_displays (ply_seat_t *seat)
-{
- ply_list_node_t *node;
-
- ply_trace ("freeing %d text displays", ply_list_get_length (seat->text_displays));
- node = ply_list_get_first_node (seat->text_displays);
- while (node != NULL) {
- ply_list_node_t *next_node;
- ply_text_display_t *display;
-
- next_node = ply_list_get_next_node (seat->text_displays, node);
- display = ply_list_node_get_data (node);
- ply_text_display_free (display);
-
- ply_list_remove_node (seat->text_displays, node);
-
- node = next_node;
- }
-}
-
-void
-ply_seat_free (ply_seat_t *seat)
-{
- if (seat == NULL)
- return;
-
- free_pixel_displays (seat);
- free_text_displays (seat);
- ply_keyboard_free (seat->keyboard);
-
- free (seat);
-}
-
-ply_list_t *
-ply_seat_get_pixel_displays (ply_seat_t *seat)
-{
- return seat->pixel_displays;
-}
-
-ply_list_t *
-ply_seat_get_text_displays (ply_seat_t *seat)
-{
- return seat->text_displays;
-}
-
-ply_keyboard_t *
-ply_seat_get_keyboard (ply_seat_t *seat)
-{
- return seat->keyboard;
-}
-
-ply_renderer_t *
-ply_seat_get_renderer (ply_seat_t *seat)
-{
- return seat->renderer;
-}
-
-/* vim: set ts=4 sw=4 et ai ci cino={.5s,^-2,+.5s,t0,g0,e-2,n-2,p2s,(0,=.5s,:.5s */
+++ /dev/null
-/* ply-seat.h - APIs for encapsulating a keyboard and one or more displays
- *
- * Copyright (C) 2013 Red Hat, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- * 02111-1307, USA.
- *
- * Written By: Ray Strode <rstrode@redhat.com>
- */
-#ifndef PLY_SEAT_H
-#define PLY_SEAT_H
-
-#include <stdarg.h>
-#include <stdbool.h>
-#include <stdint.h>
-#include <unistd.h>
-
-#include "ply-boot-splash.h"
-#include "ply-buffer.h"
-#include "ply-event-loop.h"
-#include "ply-keyboard.h"
-#include "ply-list.h"
-#include "ply-pixel-display.h"
-#include "ply-terminal.h"
-#include "ply-text-display.h"
-
-typedef struct _ply_boot_splash ply_boot_splash_t;
-typedef struct _ply_seat ply_seat_t;
-
-#ifndef PLY_HIDE_FUNCTION_DECLARATIONS
-ply_seat_t *ply_seat_new (ply_terminal_t *terminal);
-
-void ply_seat_free (ply_seat_t *seat);
-bool ply_seat_open (ply_seat_t *seat,
- ply_renderer_type_t renderer_type,
- const char *device);
-bool ply_seat_is_open (ply_seat_t *seat);
-void ply_seat_deactivate_keyboard (ply_seat_t *seat);
-void ply_seat_activate_keyboard (ply_seat_t *seat);
-void ply_seat_deactivate_renderer (ply_seat_t *seat);
-void ply_seat_activate_renderer (ply_seat_t *seat);
-void ply_seat_refresh_displays (ply_seat_t *seat);
-void ply_seat_close (ply_seat_t *seat);
-void ply_seat_set_splash (ply_seat_t *seat,
- ply_boot_splash_t *splash);
-
-ply_list_t *ply_seat_get_pixel_displays (ply_seat_t *seat);
-ply_list_t *ply_seat_get_text_displays (ply_seat_t *seat);
-ply_keyboard_t *ply_seat_get_keyboard (ply_seat_t *seat);
-ply_renderer_t *ply_seat_get_renderer (ply_seat_t *seat);
-#endif
-
-#endif /* PLY_SEAT_H */
-/* vim: set ts=4 sw=4 et ai ci cino={.5s,^-2,+.5s,t0,g0,e-2,n-2,p2s,(0,=.5s,:.5s */
projects / thirdparty / plymouth.git / commitdiff
