/* * QEMU SDL display driver * * Copyright (c) 2003 Fabrice Bellard * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ /* Ported SDL 1.2 code to 2.0 by Dave Airlie. */ #include "qemu/osdep.h" #include "qemu-common.h" #include "ui/console.h" #include "ui/input.h" #include "ui/sdl2.h" #include "sysemu/sysemu.h" static int sdl2_num_outputs; static struct sdl2_console *sdl2_console; static SDL_Surface *guest_sprite_surface; static int gui_grab; /* if true, all keyboard/mouse events are grabbed */ static int gui_saved_grab; static int gui_fullscreen; static int gui_noframe; static int gui_key_modifier_pressed; static int gui_keysym; static int gui_grab_code = KMOD_LALT | KMOD_LCTRL; static SDL_Cursor *sdl_cursor_normal; static SDL_Cursor *sdl_cursor_hidden; static int absolute_enabled; static int guest_cursor; static int guest_x, guest_y; static SDL_Cursor *guest_sprite; static Notifier mouse_mode_notifier; #define SDL2_REFRESH_INTERVAL_BUSY 10 #define SDL2_MAX_IDLE_COUNT (2 * GUI_REFRESH_INTERVAL_DEFAULT \ / SDL2_REFRESH_INTERVAL_BUSY + 1) static void sdl_update_caption(struct sdl2_console *scon); static struct sdl2_console *get_scon_from_window(uint32_t window_id) { int i; for (i = 0; i < sdl2_num_outputs; i++) { if (sdl2_console[i].real_window == SDL_GetWindowFromID(window_id)) { return &sdl2_console[i]; } } return NULL; } void sdl2_window_create(struct sdl2_console *scon) { int flags = 0; if (!scon->surface) { return; } assert(!scon->real_window); if (gui_fullscreen) { flags |= SDL_WINDOW_FULLSCREEN_DESKTOP; } else { flags |= SDL_WINDOW_RESIZABLE; } if (scon->hidden) { flags |= SDL_WINDOW_HIDDEN; } scon->real_window = SDL_CreateWindow("", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, surface_width(scon->surface), surface_height(scon->surface), flags); scon->real_renderer = SDL_CreateRenderer(scon->real_window, -1, 0); if (scon->opengl) { scon->winctx = SDL_GL_GetCurrentContext(); } sdl_update_caption(scon); } void sdl2_window_destroy(struct sdl2_console *scon) { if (!scon->real_window) { return; } SDL_DestroyRenderer(scon->real_renderer); scon->real_renderer = NULL; SDL_DestroyWindow(scon->real_window); scon->real_window = NULL; } void sdl2_window_resize(struct sdl2_console *scon) { if (!scon->real_window) { return; } SDL_SetWindowSize(scon->real_window, surface_width(scon->surface), surface_height(scon->surface)); } static void sdl2_redraw(struct sdl2_console *scon) { if (scon->opengl) { #ifdef CONFIG_OPENGL sdl2_gl_redraw(scon); #endif } else { sdl2_2d_redraw(scon); } } static void sdl_update_caption(struct sdl2_console *scon) { char win_title[1024]; char icon_title[1024]; const char *status = ""; if (!runstate_is_running()) { status = " [Stopped]"; } else if (gui_grab) { if (alt_grab) { status = " - Press Ctrl-Alt-Shift-G to exit grab"; } else if (ctrl_grab) { status = " - Press Right-Ctrl-G to exit grab"; } else { status = " - Press Ctrl-Alt-G to exit grab"; } } if (qemu_name) { snprintf(win_title, sizeof(win_title), "QEMU (%s-%d)%s", qemu_name, scon->idx, status); snprintf(icon_title, sizeof(icon_title), "QEMU (%s)", qemu_name); } else { snprintf(win_title, sizeof(win_title), "QEMU%s", status); snprintf(icon_title, sizeof(icon_title), "QEMU"); } if (scon->real_window) { SDL_SetWindowTitle(scon->real_window, win_title); } } static void sdl_hide_cursor(void) { if (!cursor_hide) { return; } SDL_ShowCursor(SDL_DISABLE); SDL_SetCursor(sdl_cursor_hidden); if (!qemu_input_is_absolute()) { SDL_SetRelativeMouseMode(SDL_TRUE); } } static void sdl_show_cursor(void) { if (!cursor_hide) { return; } if (!qemu_input_is_absolute()) { SDL_SetRelativeMouseMode(SDL_FALSE); } if (guest_cursor && (gui_grab || qemu_input_is_absolute() || absolute_enabled)) { SDL_SetCursor(guest_sprite); } else { SDL_SetCursor(sdl_cursor_normal); } SDL_ShowCursor(SDL_ENABLE); } static void sdl_grab_start(struct sdl2_console *scon) { QemuConsole *con = scon ? scon->dcl.con : NULL; if (!con || !qemu_console_is_graphic(con)) { return; } /* * If the application is not active, do not try to enter grab state. This * prevents 'SDL_WM_GrabInput(SDL_GRAB_ON)' from blocking all the * application (SDL bug). */ if (!(SDL_GetWindowFlags(scon->real_window) & SDL_WINDOW_INPUT_FOCUS)) { return; } if (guest_cursor) { SDL_SetCursor(guest_sprite); if (!qemu_input_is_absolute() && !absolute_enabled) { SDL_WarpMouseInWindow(scon->real_window, guest_x, guest_y); } } else { sdl_hide_cursor(); } SDL_SetWindowGrab(scon->real_window, SDL_TRUE); gui_grab = 1; sdl_update_caption(scon); } static void sdl_grab_end(struct sdl2_console *scon) { SDL_SetWindowGrab(scon->real_window, SDL_FALSE); gui_grab = 0; sdl_show_cursor(); sdl_update_caption(scon); } static void absolute_mouse_grab(struct sdl2_console *scon) { int mouse_x, mouse_y; int scr_w, scr_h; SDL_GetMouseState(&mouse_x, &mouse_y); SDL_GetWindowSize(scon->real_window, &scr_w, &scr_h); if (mouse_x > 0 && mouse_x < scr_w - 1 && mouse_y > 0 && mouse_y < scr_h - 1) { sdl_grab_start(scon); } } static void sdl_mouse_mode_change(Notifier *notify, void *data) { if (qemu_input_is_absolute()) { if (!absolute_enabled) { absolute_enabled = 1; absolute_mouse_grab(&sdl2_console[0]); } } else if (absolute_enabled) { if (!gui_fullscreen) { sdl_grab_end(&sdl2_console[0]); } absolute_enabled = 0; } } static void sdl_send_mouse_event(struct sdl2_console *scon, int dx, int dy, int x, int y, int state) { static uint32_t bmap[INPUT_BUTTON__MAX] = { [INPUT_BUTTON_LEFT] = SDL_BUTTON(SDL_BUTTON_LEFT), [INPUT_BUTTON_MIDDLE] = SDL_BUTTON(SDL_BUTTON_MIDDLE), [INPUT_BUTTON_RIGHT] = SDL_BUTTON(SDL_BUTTON_RIGHT), }; static uint32_t prev_state; if (prev_state != state) { qemu_input_update_buttons(scon->dcl.con, bmap, prev_state, state); prev_state = state; } if (qemu_input_is_absolute()) { qemu_input_queue_abs(scon->dcl.con, INPUT_AXIS_X, x, 0, surface_width(scon->surface)); qemu_input_queue_abs(scon->dcl.con, INPUT_AXIS_Y, y, 0, surface_height(scon->surface)); } else { if (guest_cursor) { x -= guest_x; y -= guest_y; guest_x += x; guest_y += y; dx = x; dy = y; } qemu_input_queue_rel(scon->dcl.con, INPUT_AXIS_X, dx); qemu_input_queue_rel(scon->dcl.con, INPUT_AXIS_Y, dy); } qemu_input_event_sync(); } static void toggle_full_screen(struct sdl2_console *scon) { gui_fullscreen = !gui_fullscreen; if (gui_fullscreen) { SDL_SetWindowFullscreen(scon->real_window, SDL_WINDOW_FULLSCREEN_DESKTOP); gui_saved_grab = gui_grab; sdl_grab_start(scon); } else { if (!gui_saved_grab) { sdl_grab_end(scon); } SDL_SetWindowFullscreen(scon->real_window, 0); } sdl2_redraw(scon); } static int get_mod_state(void) { SDL_Keymod mod = SDL_GetModState(); if (alt_grab) { return (mod & (gui_grab_code | KMOD_LSHIFT)) == (gui_grab_code | KMOD_LSHIFT); } else if (ctrl_grab) { return (mod & KMOD_RCTRL) == KMOD_RCTRL; } else { return (mod & gui_grab_code) == gui_grab_code; } } static void handle_keydown(SDL_Event *ev) { int win; struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); gui_key_modifier_pressed = get_mod_state(); if (!scon->ignore_hotkeys && gui_key_modifier_pressed && !ev->key.repeat) { switch (ev->key.keysym.scancode) { case SDL_SCANCODE_2: case SDL_SCANCODE_3: case SDL_SCANCODE_4: case SDL_SCANCODE_5: case SDL_SCANCODE_6: case SDL_SCANCODE_7: case SDL_SCANCODE_8: case SDL_SCANCODE_9: if (gui_grab) { sdl_grab_end(scon); } win = ev->key.keysym.scancode - SDL_SCANCODE_1; if (win < sdl2_num_outputs) { sdl2_console[win].hidden = !sdl2_console[win].hidden; if (sdl2_console[win].real_window) { if (sdl2_console[win].hidden) { SDL_HideWindow(sdl2_console[win].real_window); } else { SDL_ShowWindow(sdl2_console[win].real_window); } } gui_keysym = 1; } break; case SDL_SCANCODE_F: toggle_full_screen(scon); gui_keysym = 1; break; case SDL_SCANCODE_G: gui_keysym = 1; if (!gui_grab) { sdl_grab_start(scon); } else if (!gui_fullscreen) { sdl_grab_end(scon); } break; case SDL_SCANCODE_U: sdl2_window_destroy(scon); sdl2_window_create(scon); if (!scon->opengl) { /* re-create scon->texture */ sdl2_2d_switch(&scon->dcl, scon->surface); } gui_keysym = 1; break; #if 0 case SDL_SCANCODE_KP_PLUS: case SDL_SCANCODE_KP_MINUS: if (!gui_fullscreen) { int scr_w, scr_h; int width, height; SDL_GetWindowSize(scon->real_window, &scr_w, &scr_h); width = MAX(scr_w + (ev->key.keysym.scancode == SDL_SCANCODE_KP_PLUS ? 50 : -50), 160); height = (surface_height(scon->surface) * width) / surface_width(scon->surface); fprintf(stderr, "%s: scale to %dx%d\n", __func__, width, height); sdl_scale(scon, width, height); sdl2_redraw(scon); gui_keysym = 1; } #endif default: break; } } if (!gui_keysym) { sdl2_process_key(scon, &ev->key); } } static void handle_keyup(SDL_Event *ev) { int mod_state; struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); scon->ignore_hotkeys = false; if (!alt_grab) { mod_state = (ev->key.keysym.mod & gui_grab_code); } else { mod_state = (ev->key.keysym.mod & (gui_grab_code | KMOD_LSHIFT)); } if (!mod_state && gui_key_modifier_pressed) { gui_key_modifier_pressed = 0; gui_keysym = 0; } if (!gui_keysym) { sdl2_process_key(scon, &ev->key); } } static void handle_textinput(SDL_Event *ev) { struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); QemuConsole *con = scon ? scon->dcl.con : NULL; if (qemu_console_is_graphic(con)) { return; } kbd_put_string_console(con, ev->text.text, strlen(ev->text.text)); } static void handle_mousemotion(SDL_Event *ev) { int max_x, max_y; struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); if (!qemu_console_is_graphic(scon->dcl.con)) { return; } if (qemu_input_is_absolute() || absolute_enabled) { int scr_w, scr_h; SDL_GetWindowSize(scon->real_window, &scr_w, &scr_h); max_x = scr_w - 1; max_y = scr_h - 1; if (gui_grab && !gui_fullscreen && (ev->motion.x == 0 || ev->motion.y == 0 || ev->motion.x == max_x || ev->motion.y == max_y)) { sdl_grab_end(scon); } if (!gui_grab && (ev->motion.x > 0 && ev->motion.x < max_x && ev->motion.y > 0 && ev->motion.y < max_y)) { sdl_grab_start(scon); } } if (gui_grab || qemu_input_is_absolute() || absolute_enabled) { sdl_send_mouse_event(scon, ev->motion.xrel, ev->motion.yrel, ev->motion.x, ev->motion.y, ev->motion.state); } } static void handle_mousebutton(SDL_Event *ev) { int buttonstate = SDL_GetMouseState(NULL, NULL); SDL_MouseButtonEvent *bev; struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); if (!qemu_console_is_graphic(scon->dcl.con)) { return; } bev = &ev->button; if (!gui_grab && !qemu_input_is_absolute()) { if (ev->type == SDL_MOUSEBUTTONUP && bev->button == SDL_BUTTON_LEFT) { /* start grabbing all events */ sdl_grab_start(scon); } } else { if (ev->type == SDL_MOUSEBUTTONDOWN) { buttonstate |= SDL_BUTTON(bev->button); } else { buttonstate &= ~SDL_BUTTON(bev->button); } sdl_send_mouse_event(scon, 0, 0, bev->x, bev->y, buttonstate); } } static void handle_mousewheel(SDL_Event *ev) { struct sdl2_console *scon = get_scon_from_window(ev->key.windowID); SDL_MouseWheelEvent *wev = &ev->wheel; InputButton btn; if (!qemu_console_is_graphic(scon->dcl.con)) { return; } if (wev->y > 0) { btn = INPUT_BUTTON_WHEEL_UP; } else if (wev->y < 0) { btn = INPUT_BUTTON_WHEEL_DOWN; } else { return; } qemu_input_queue_btn(scon->dcl.con, btn, true); qemu_input_event_sync(); qemu_input_queue_btn(scon->dcl.con, btn, false); qemu_input_event_sync(); } static void handle_windowevent(SDL_Event *ev) { struct sdl2_console *scon = get_scon_from_window(ev->window.windowID); if (!scon) { return; } switch (ev->window.event) { case SDL_WINDOWEVENT_RESIZED: { QemuUIInfo info; memset(&info, 0, sizeof(info)); info.width = ev->window.data1; info.height = ev->window.data2; dpy_set_ui_info(scon->dcl.con, &info); } sdl2_redraw(scon); break; case SDL_WINDOWEVENT_EXPOSED: sdl2_redraw(scon); break; case SDL_WINDOWEVENT_FOCUS_GAINED: case SDL_WINDOWEVENT_ENTER: if (!gui_grab && (qemu_input_is_absolute() || absolute_enabled)) { absolute_mouse_grab(scon); } /* If a new console window opened using a hotkey receives the * focus, SDL sends another KEYDOWN event to the new window, * closing the console window immediately after. * * Work around this by ignoring further hotkey events until a * key is released. */ scon->ignore_hotkeys = get_mod_state(); break; case SDL_WINDOWEVENT_FOCUS_LOST: if (gui_grab && !gui_fullscreen) { sdl_grab_end(scon); } break; case SDL_WINDOWEVENT_RESTORED: update_displaychangelistener(&scon->dcl, GUI_REFRESH_INTERVAL_DEFAULT); break; case SDL_WINDOWEVENT_MINIMIZED: update_displaychangelistener(&scon->dcl, 500); break; case SDL_WINDOWEVENT_CLOSE: if (qemu_console_is_graphic(scon->dcl.con)) { if (!no_quit) { no_shutdown = 0; qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_UI); } } else { SDL_HideWindow(scon->real_window); scon->hidden = true; } break; case SDL_WINDOWEVENT_SHOWN: scon->hidden = false; break; case SDL_WINDOWEVENT_HIDDEN: scon->hidden = true; break; } } void sdl2_poll_events(struct sdl2_console *scon) { SDL_Event ev1, *ev = &ev1; int idle = 1; if (scon->last_vm_running != runstate_is_running()) { scon->last_vm_running = runstate_is_running(); sdl_update_caption(scon); } while (SDL_PollEvent(ev)) { switch (ev->type) { case SDL_KEYDOWN: idle = 0; handle_keydown(ev); break; case SDL_KEYUP: idle = 0; handle_keyup(ev); break; case SDL_TEXTINPUT: idle = 0; handle_textinput(ev); break; case SDL_QUIT: if (!no_quit) { no_shutdown = 0; qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_UI); } break; case SDL_MOUSEMOTION: idle = 0; handle_mousemotion(ev); break; case SDL_MOUSEBUTTONDOWN: case SDL_MOUSEBUTTONUP: idle = 0; handle_mousebutton(ev); break; case SDL_MOUSEWHEEL: idle = 0; handle_mousewheel(ev); break; case SDL_WINDOWEVENT: handle_windowevent(ev); break; default: break; } } if (idle) { if (scon->idle_counter < SDL2_MAX_IDLE_COUNT) { scon->idle_counter++; if (scon->idle_counter >= SDL2_MAX_IDLE_COUNT) { scon->dcl.update_interval = GUI_REFRESH_INTERVAL_DEFAULT; } } } else { scon->idle_counter = 0; scon->dcl.update_interval = SDL2_REFRESH_INTERVAL_BUSY; } } static void sdl_mouse_warp(DisplayChangeListener *dcl, int x, int y, int on) { struct sdl2_console *scon = container_of(dcl, struct sdl2_console, dcl); if (!qemu_console_is_graphic(scon->dcl.con)) { return; } if (on) { if (!guest_cursor) { sdl_show_cursor(); } if (gui_grab || qemu_input_is_absolute() || absolute_enabled) { SDL_SetCursor(guest_sprite); if (!qemu_input_is_absolute() && !absolute_enabled) { SDL_WarpMouseInWindow(scon->real_window, x, y); } } } else if (gui_grab) { sdl_hide_cursor(); } guest_cursor = on; guest_x = x, guest_y = y; } static void sdl_mouse_define(DisplayChangeListener *dcl, QEMUCursor *c) { if (guest_sprite) { SDL_FreeCursor(guest_sprite); } if (guest_sprite_surface) { SDL_FreeSurface(guest_sprite_surface); } guest_sprite_surface = SDL_CreateRGBSurfaceFrom(c->data, c->width, c->height, 32, c->width * 4, 0xff0000, 0x00ff00, 0xff, 0xff000000); if (!guest_sprite_surface) { fprintf(stderr, "Failed to make rgb surface from %p\n", c); return; } guest_sprite = SDL_CreateColorCursor(guest_sprite_surface, c->hot_x, c->hot_y); if (!guest_sprite) { fprintf(stderr, "Failed to make color cursor from %p\n", c); return; } if (guest_cursor && (gui_grab || qemu_input_is_absolute() || absolute_enabled)) { SDL_SetCursor(guest_sprite); } } static void sdl_cleanup(void) { if (guest_sprite) { SDL_FreeCursor(guest_sprite); } SDL_QuitSubSystem(SDL_INIT_VIDEO); } static const DisplayChangeListenerOps dcl_2d_ops = { .dpy_name = "sdl2-2d", .dpy_gfx_update = sdl2_2d_update, .dpy_gfx_switch = sdl2_2d_switch, .dpy_gfx_check_format = sdl2_2d_check_format, .dpy_refresh = sdl2_2d_refresh, .dpy_mouse_set = sdl_mouse_warp, .dpy_cursor_define = sdl_mouse_define, }; #ifdef CONFIG_OPENGL static const DisplayChangeListenerOps dcl_gl_ops = { .dpy_name = "sdl2-gl", .dpy_gfx_update = sdl2_gl_update, .dpy_gfx_switch = sdl2_gl_switch, .dpy_gfx_check_format = console_gl_check_format, .dpy_refresh = sdl2_gl_refresh, .dpy_mouse_set = sdl_mouse_warp, .dpy_cursor_define = sdl_mouse_define, .dpy_gl_ctx_create = sdl2_gl_create_context, .dpy_gl_ctx_destroy = sdl2_gl_destroy_context, .dpy_gl_ctx_make_current = sdl2_gl_make_context_current, .dpy_gl_ctx_get_current = sdl2_gl_get_current_context, .dpy_gl_scanout_disable = sdl2_gl_scanout_disable, .dpy_gl_scanout_texture = sdl2_gl_scanout_texture, .dpy_gl_update = sdl2_gl_scanout_flush, }; #endif void sdl_display_early_init(int opengl) { switch (opengl) { case -1: /* default */ case 0: /* off */ break; case 1: /* on */ #ifdef CONFIG_OPENGL display_opengl = 1; #endif break; default: g_assert_not_reached(); break; } } void sdl_display_init(DisplayState *ds, int full_screen, int no_frame) { int flags; uint8_t data = 0; char *filename; int i; SDL_SysWMinfo info; if (no_frame) { gui_noframe = 1; } #ifdef __linux__ /* on Linux, SDL may use fbcon|directfb|svgalib when run without * accessible $DISPLAY to open X11 window. This is often the case * when qemu is run using sudo. But in this case, and when actually * run in X11 environment, SDL fights with X11 for the video card, * making current display unavailable, often until reboot. * So make x11 the default SDL video driver if this variable is unset. * This is a bit hackish but saves us from bigger problem. * Maybe it's a good idea to fix this in SDL instead. */ setenv("SDL_VIDEODRIVER", "x11", 0); #endif flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE; if (SDL_Init(flags)) { fprintf(stderr, "Could not initialize SDL(%s) - exiting\n", SDL_GetError()); exit(1); } SDL_SetHint(SDL_HINT_GRAB_KEYBOARD, "1"); memset(&info, 0, sizeof(info)); SDL_VERSION(&info.version); for (i = 0;; i++) { QemuConsole *con = qemu_console_lookup_by_index(i); if (!con) { break; } } sdl2_num_outputs = i; if (sdl2_num_outputs == 0) { return; } sdl2_console = g_new0(struct sdl2_console, sdl2_num_outputs); for (i = 0; i < sdl2_num_outputs; i++) { QemuConsole *con = qemu_console_lookup_by_index(i); assert(con != NULL); if (!qemu_console_is_graphic(con)) { sdl2_console[i].hidden = true; } sdl2_console[i].idx = i; #ifdef CONFIG_OPENGL sdl2_console[i].opengl = display_opengl; sdl2_console[i].dcl.ops = display_opengl ? &dcl_gl_ops : &dcl_2d_ops; #else sdl2_console[i].opengl = 0; sdl2_console[i].dcl.ops = &dcl_2d_ops; #endif sdl2_console[i].dcl.con = con; register_displaychangelistener(&sdl2_console[i].dcl); #if defined(SDL_VIDEO_DRIVER_WINDOWS) || defined(SDL_VIDEO_DRIVER_X11) if (SDL_GetWindowWMInfo(sdl2_console[i].real_window, &info)) { #if defined(SDL_VIDEO_DRIVER_WINDOWS) qemu_console_set_window_id(con, (uintptr_t)info.info.win.window); #elif defined(SDL_VIDEO_DRIVER_X11) qemu_console_set_window_id(con, info.info.x11.window); #endif } #endif } /* Load a 32x32x4 image. White pixels are transparent. */ filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu-icon.bmp"); if (filename) { SDL_Surface *image = SDL_LoadBMP(filename); if (image) { uint32_t colorkey = SDL_MapRGB(image->format, 255, 255, 255); SDL_SetColorKey(image, SDL_TRUE, colorkey); SDL_SetWindowIcon(sdl2_console[0].real_window, image); } g_free(filename); } if (full_screen) { gui_fullscreen = 1; sdl_grab_start(0); } mouse_mode_notifier.notify = sdl_mouse_mode_change; qemu_add_mouse_mode_change_notifier(&mouse_mode_notifier); gui_grab = 0; sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0); sdl_cursor_normal = SDL_GetCursor(); atexit(sdl_cleanup); }