940 lines
27 KiB
C
940 lines
27 KiB
C
/*
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* QEMU SDL display driver
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*
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* Copyright (c) 2003 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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/* Avoid compiler warning because macro is redefined in SDL_syswm.h. */
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#undef WIN32_LEAN_AND_MEAN
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#include <SDL.h>
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#include <SDL_syswm.h>
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#include "qemu-common.h"
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#include "ui/console.h"
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#include "sysemu/sysemu.h"
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#include "x_keymap.h"
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#include "sdl_zoom.h"
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static DisplayChangeListener *dcl;
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static SDL_Surface *real_screen;
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static SDL_Surface *guest_screen = NULL;
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static int gui_grab; /* if true, all keyboard/mouse events are grabbed */
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static int last_vm_running;
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static bool gui_saved_scaling;
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static int gui_saved_width;
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static int gui_saved_height;
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static int gui_saved_grab;
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static int gui_fullscreen;
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static int gui_noframe;
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static int gui_key_modifier_pressed;
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static int gui_keysym;
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static int gui_grab_code = KMOD_LALT | KMOD_LCTRL;
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static uint8_t modifiers_state[256];
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static SDL_Cursor *sdl_cursor_normal;
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static SDL_Cursor *sdl_cursor_hidden;
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static int absolute_enabled = 0;
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static int guest_cursor = 0;
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static int guest_x, guest_y;
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static SDL_Cursor *guest_sprite = NULL;
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static SDL_PixelFormat host_format;
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static int scaling_active = 0;
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static Notifier mouse_mode_notifier;
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static void sdl_update(DisplayState *ds, int x, int y, int w, int h)
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{
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// printf("updating x=%d y=%d w=%d h=%d\n", x, y, w, h);
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SDL_Rect rec;
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rec.x = x;
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rec.y = y;
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rec.w = w;
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rec.h = h;
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if (guest_screen) {
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if (!scaling_active) {
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SDL_BlitSurface(guest_screen, &rec, real_screen, &rec);
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} else {
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if (sdl_zoom_blit(guest_screen, real_screen, SMOOTHING_ON, &rec) < 0) {
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fprintf(stderr, "Zoom blit failed\n");
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exit(1);
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}
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}
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}
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SDL_UpdateRect(real_screen, rec.x, rec.y, rec.w, rec.h);
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}
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static void sdl_setdata(DisplayState *ds)
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{
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if (guest_screen != NULL) SDL_FreeSurface(guest_screen);
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guest_screen = SDL_CreateRGBSurfaceFrom(ds_get_data(ds), ds_get_width(ds), ds_get_height(ds),
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ds_get_bits_per_pixel(ds), ds_get_linesize(ds),
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ds->surface->pf.rmask, ds->surface->pf.gmask,
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ds->surface->pf.bmask, ds->surface->pf.amask);
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}
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static void do_sdl_resize(int width, int height, int bpp)
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{
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int flags;
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// printf("resizing to %d %d\n", w, h);
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flags = SDL_HWSURFACE | SDL_ASYNCBLIT | SDL_HWACCEL;
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if (gui_fullscreen) {
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flags |= SDL_FULLSCREEN;
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} else {
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flags |= SDL_RESIZABLE;
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}
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if (gui_noframe)
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flags |= SDL_NOFRAME;
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real_screen = SDL_SetVideoMode(width, height, bpp, flags);
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if (!real_screen) {
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fprintf(stderr, "Could not open SDL display (%dx%dx%d): %s\n", width,
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height, bpp, SDL_GetError());
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exit(1);
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}
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}
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static void sdl_resize(DisplayState *ds)
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{
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if (!scaling_active) {
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do_sdl_resize(ds_get_width(ds), ds_get_height(ds), 0);
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} else if (real_screen->format->BitsPerPixel != ds_get_bits_per_pixel(ds)) {
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do_sdl_resize(real_screen->w, real_screen->h,
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ds_get_bits_per_pixel(ds));
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}
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sdl_setdata(ds);
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}
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/* generic keyboard conversion */
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#include "sdl_keysym.h"
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static kbd_layout_t *kbd_layout = NULL;
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static uint8_t sdl_keyevent_to_keycode_generic(const SDL_KeyboardEvent *ev)
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{
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int keysym;
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/* workaround for X11+SDL bug with AltGR */
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keysym = ev->keysym.sym;
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if (keysym == 0 && ev->keysym.scancode == 113)
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keysym = SDLK_MODE;
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/* For Japanese key '\' and '|' */
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if (keysym == 92 && ev->keysym.scancode == 133) {
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keysym = 0xa5;
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}
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return keysym2scancode(kbd_layout, keysym) & SCANCODE_KEYMASK;
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}
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/* specific keyboard conversions from scan codes */
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#if defined(_WIN32)
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static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev)
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{
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return ev->keysym.scancode;
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}
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#else
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#if defined(SDL_VIDEO_DRIVER_X11)
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#include <X11/XKBlib.h>
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static int check_for_evdev(void)
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{
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SDL_SysWMinfo info;
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XkbDescPtr desc = NULL;
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int has_evdev = 0;
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char *keycodes = NULL;
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SDL_VERSION(&info.version);
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if (!SDL_GetWMInfo(&info)) {
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return 0;
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}
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desc = XkbGetKeyboard(info.info.x11.display,
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XkbGBN_AllComponentsMask,
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XkbUseCoreKbd);
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if (desc && desc->names) {
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keycodes = XGetAtomName(info.info.x11.display, desc->names->keycodes);
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if (keycodes == NULL) {
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fprintf(stderr, "could not lookup keycode name\n");
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} else if (strstart(keycodes, "evdev", NULL)) {
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has_evdev = 1;
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} else if (!strstart(keycodes, "xfree86", NULL)) {
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fprintf(stderr, "unknown keycodes `%s', please report to "
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"qemu-devel@nongnu.org\n", keycodes);
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}
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}
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if (desc) {
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XkbFreeKeyboard(desc, XkbGBN_AllComponentsMask, True);
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}
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if (keycodes) {
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XFree(keycodes);
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}
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return has_evdev;
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}
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#else
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static int check_for_evdev(void)
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{
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return 0;
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}
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#endif
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static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev)
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{
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int keycode;
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static int has_evdev = -1;
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if (has_evdev == -1)
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has_evdev = check_for_evdev();
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keycode = ev->keysym.scancode;
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if (keycode < 9) {
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keycode = 0;
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} else if (keycode < 97) {
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keycode -= 8; /* just an offset */
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} else if (keycode < 158) {
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/* use conversion table */
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if (has_evdev)
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keycode = translate_evdev_keycode(keycode - 97);
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else
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keycode = translate_xfree86_keycode(keycode - 97);
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} else if (keycode == 208) { /* Hiragana_Katakana */
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keycode = 0x70;
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} else if (keycode == 211) { /* backslash */
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keycode = 0x73;
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} else {
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keycode = 0;
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}
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return keycode;
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}
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#endif
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static void reset_keys(void)
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{
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int i;
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for(i = 0; i < 256; i++) {
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if (modifiers_state[i]) {
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if (i & SCANCODE_GREY)
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kbd_put_keycode(SCANCODE_EMUL0);
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kbd_put_keycode(i | SCANCODE_UP);
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modifiers_state[i] = 0;
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}
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}
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}
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static void sdl_process_key(SDL_KeyboardEvent *ev)
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{
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int keycode, v;
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if (ev->keysym.sym == SDLK_PAUSE) {
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/* specific case */
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v = 0;
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if (ev->type == SDL_KEYUP)
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v |= SCANCODE_UP;
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kbd_put_keycode(0xe1);
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kbd_put_keycode(0x1d | v);
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kbd_put_keycode(0x45 | v);
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return;
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}
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if (kbd_layout) {
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keycode = sdl_keyevent_to_keycode_generic(ev);
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} else {
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keycode = sdl_keyevent_to_keycode(ev);
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}
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switch(keycode) {
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case 0x00:
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/* sent when leaving window: reset the modifiers state */
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reset_keys();
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return;
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case 0x2a: /* Left Shift */
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case 0x36: /* Right Shift */
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case 0x1d: /* Left CTRL */
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case 0x9d: /* Right CTRL */
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case 0x38: /* Left ALT */
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case 0xb8: /* Right ALT */
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if (ev->type == SDL_KEYUP)
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modifiers_state[keycode] = 0;
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else
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modifiers_state[keycode] = 1;
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break;
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#define QEMU_SDL_VERSION ((SDL_MAJOR_VERSION << 8) + SDL_MINOR_VERSION)
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#if QEMU_SDL_VERSION < 0x102 || QEMU_SDL_VERSION == 0x102 && SDL_PATCHLEVEL < 14
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/* SDL versions before 1.2.14 don't support key up for caps/num lock. */
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case 0x45: /* num lock */
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case 0x3a: /* caps lock */
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/* SDL does not send the key up event, so we generate it */
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kbd_put_keycode(keycode);
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kbd_put_keycode(keycode | SCANCODE_UP);
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return;
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#endif
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}
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/* now send the key code */
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if (keycode & SCANCODE_GREY)
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kbd_put_keycode(SCANCODE_EMUL0);
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if (ev->type == SDL_KEYUP)
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kbd_put_keycode(keycode | SCANCODE_UP);
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else
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kbd_put_keycode(keycode & SCANCODE_KEYCODEMASK);
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}
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static void sdl_update_caption(void)
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{
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char win_title[1024];
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char icon_title[1024];
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const char *status = "";
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if (!runstate_is_running())
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status = " [Stopped]";
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else if (gui_grab) {
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if (alt_grab)
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status = " - Press Ctrl-Alt-Shift to exit mouse grab";
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else if (ctrl_grab)
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status = " - Press Right-Ctrl to exit mouse grab";
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else
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status = " - Press Ctrl-Alt to exit mouse grab";
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}
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if (qemu_name) {
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snprintf(win_title, sizeof(win_title), "QEMU (%s)%s", qemu_name, status);
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snprintf(icon_title, sizeof(icon_title), "QEMU (%s)", qemu_name);
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} else {
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snprintf(win_title, sizeof(win_title), "QEMU%s", status);
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snprintf(icon_title, sizeof(icon_title), "QEMU");
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}
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SDL_WM_SetCaption(win_title, icon_title);
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}
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static void sdl_hide_cursor(void)
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{
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if (!cursor_hide)
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return;
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if (kbd_mouse_is_absolute()) {
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SDL_ShowCursor(1);
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SDL_SetCursor(sdl_cursor_hidden);
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} else {
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SDL_ShowCursor(0);
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}
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}
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static void sdl_show_cursor(void)
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{
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if (!cursor_hide)
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return;
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if (!kbd_mouse_is_absolute() || !is_graphic_console()) {
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SDL_ShowCursor(1);
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if (guest_cursor &&
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(gui_grab || kbd_mouse_is_absolute() || absolute_enabled))
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SDL_SetCursor(guest_sprite);
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else
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SDL_SetCursor(sdl_cursor_normal);
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}
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}
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static void sdl_grab_start(void)
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{
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/*
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* If the application is not active, do not try to enter grab state. This
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* prevents 'SDL_WM_GrabInput(SDL_GRAB_ON)' from blocking all the
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* application (SDL bug).
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*/
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if (!(SDL_GetAppState() & SDL_APPINPUTFOCUS)) {
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return;
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}
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if (guest_cursor) {
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SDL_SetCursor(guest_sprite);
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if (!kbd_mouse_is_absolute() && !absolute_enabled)
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SDL_WarpMouse(guest_x, guest_y);
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} else
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sdl_hide_cursor();
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SDL_WM_GrabInput(SDL_GRAB_ON);
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gui_grab = 1;
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sdl_update_caption();
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}
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static void sdl_grab_end(void)
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{
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SDL_WM_GrabInput(SDL_GRAB_OFF);
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gui_grab = 0;
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sdl_show_cursor();
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sdl_update_caption();
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}
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static void absolute_mouse_grab(void)
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{
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int mouse_x, mouse_y;
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SDL_GetMouseState(&mouse_x, &mouse_y);
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if (mouse_x > 0 && mouse_x < real_screen->w - 1 &&
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mouse_y > 0 && mouse_y < real_screen->h - 1) {
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sdl_grab_start();
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}
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}
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static void sdl_mouse_mode_change(Notifier *notify, void *data)
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{
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if (kbd_mouse_is_absolute()) {
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if (!absolute_enabled) {
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absolute_enabled = 1;
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if (is_graphic_console()) {
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absolute_mouse_grab();
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}
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}
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} else if (absolute_enabled) {
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if (!gui_fullscreen) {
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sdl_grab_end();
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}
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absolute_enabled = 0;
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}
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}
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static void sdl_send_mouse_event(int dx, int dy, int dz, int x, int y, int state)
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{
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int buttons = 0;
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if (state & SDL_BUTTON(SDL_BUTTON_LEFT)) {
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buttons |= MOUSE_EVENT_LBUTTON;
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}
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if (state & SDL_BUTTON(SDL_BUTTON_RIGHT)) {
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buttons |= MOUSE_EVENT_RBUTTON;
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}
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if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE)) {
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buttons |= MOUSE_EVENT_MBUTTON;
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}
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if (kbd_mouse_is_absolute()) {
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dx = x * 0x7FFF / (real_screen->w - 1);
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dy = y * 0x7FFF / (real_screen->h - 1);
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} else if (guest_cursor) {
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x -= guest_x;
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y -= guest_y;
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guest_x += x;
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guest_y += y;
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dx = x;
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dy = y;
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}
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kbd_mouse_event(dx, dy, dz, buttons);
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}
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static void sdl_scale(DisplayState *ds, int width, int height)
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{
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int bpp = real_screen->format->BitsPerPixel;
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if (bpp != 16 && bpp != 32) {
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bpp = 32;
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}
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do_sdl_resize(width, height, bpp);
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scaling_active = 1;
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if (!is_buffer_shared(ds->surface)) {
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ds->surface = qemu_resize_displaysurface(ds, ds_get_width(ds),
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ds_get_height(ds));
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dpy_gfx_resize(ds);
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}
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}
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static void toggle_full_screen(DisplayState *ds)
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{
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gui_fullscreen = !gui_fullscreen;
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if (gui_fullscreen) {
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gui_saved_width = real_screen->w;
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gui_saved_height = real_screen->h;
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gui_saved_scaling = scaling_active;
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do_sdl_resize(ds_get_width(ds), ds_get_height(ds),
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ds_get_bits_per_pixel(ds));
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scaling_active = 0;
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gui_saved_grab = gui_grab;
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sdl_grab_start();
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} else {
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if (gui_saved_scaling) {
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sdl_scale(ds, gui_saved_width, gui_saved_height);
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} else {
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do_sdl_resize(ds_get_width(ds), ds_get_height(ds), 0);
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}
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if (!gui_saved_grab || !is_graphic_console()) {
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sdl_grab_end();
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}
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}
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vga_hw_invalidate();
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vga_hw_update();
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}
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static void handle_keydown(DisplayState *ds, SDL_Event *ev)
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{
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int mod_state;
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int keycode;
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if (alt_grab) {
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mod_state = (SDL_GetModState() & (gui_grab_code | KMOD_LSHIFT)) ==
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(gui_grab_code | KMOD_LSHIFT);
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} else if (ctrl_grab) {
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mod_state = (SDL_GetModState() & KMOD_RCTRL) == KMOD_RCTRL;
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} else {
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mod_state = (SDL_GetModState() & gui_grab_code) == gui_grab_code;
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}
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gui_key_modifier_pressed = mod_state;
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if (gui_key_modifier_pressed) {
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keycode = sdl_keyevent_to_keycode(&ev->key);
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switch (keycode) {
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case 0x21: /* 'f' key on US keyboard */
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toggle_full_screen(ds);
|
|
gui_keysym = 1;
|
|
break;
|
|
case 0x16: /* 'u' key on US keyboard */
|
|
if (scaling_active) {
|
|
scaling_active = 0;
|
|
sdl_resize(ds);
|
|
vga_hw_invalidate();
|
|
vga_hw_update();
|
|
}
|
|
gui_keysym = 1;
|
|
break;
|
|
case 0x02 ... 0x0a: /* '1' to '9' keys */
|
|
/* Reset the modifiers sent to the current console */
|
|
reset_keys();
|
|
console_select(keycode - 0x02);
|
|
gui_keysym = 1;
|
|
if (gui_fullscreen) {
|
|
break;
|
|
}
|
|
if (!is_graphic_console()) {
|
|
/* release grab if going to a text console */
|
|
if (gui_grab) {
|
|
sdl_grab_end();
|
|
} else if (absolute_enabled) {
|
|
sdl_show_cursor();
|
|
}
|
|
} else if (absolute_enabled) {
|
|
sdl_hide_cursor();
|
|
absolute_mouse_grab();
|
|
}
|
|
break;
|
|
case 0x1b: /* '+' */
|
|
case 0x35: /* '-' */
|
|
if (!gui_fullscreen) {
|
|
int width = MAX(real_screen->w + (keycode == 0x1b ? 50 : -50),
|
|
160);
|
|
int height = (ds_get_height(ds) * width) / ds_get_width(ds);
|
|
|
|
sdl_scale(ds, width, height);
|
|
vga_hw_invalidate();
|
|
vga_hw_update();
|
|
gui_keysym = 1;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
} else if (!is_graphic_console()) {
|
|
int keysym = 0;
|
|
|
|
if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) {
|
|
switch (ev->key.keysym.sym) {
|
|
case SDLK_UP:
|
|
keysym = QEMU_KEY_CTRL_UP;
|
|
break;
|
|
case SDLK_DOWN:
|
|
keysym = QEMU_KEY_CTRL_DOWN;
|
|
break;
|
|
case SDLK_LEFT:
|
|
keysym = QEMU_KEY_CTRL_LEFT;
|
|
break;
|
|
case SDLK_RIGHT:
|
|
keysym = QEMU_KEY_CTRL_RIGHT;
|
|
break;
|
|
case SDLK_HOME:
|
|
keysym = QEMU_KEY_CTRL_HOME;
|
|
break;
|
|
case SDLK_END:
|
|
keysym = QEMU_KEY_CTRL_END;
|
|
break;
|
|
case SDLK_PAGEUP:
|
|
keysym = QEMU_KEY_CTRL_PAGEUP;
|
|
break;
|
|
case SDLK_PAGEDOWN:
|
|
keysym = QEMU_KEY_CTRL_PAGEDOWN;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
} else {
|
|
switch (ev->key.keysym.sym) {
|
|
case SDLK_UP:
|
|
keysym = QEMU_KEY_UP;
|
|
break;
|
|
case SDLK_DOWN:
|
|
keysym = QEMU_KEY_DOWN;
|
|
break;
|
|
case SDLK_LEFT:
|
|
keysym = QEMU_KEY_LEFT;
|
|
break;
|
|
case SDLK_RIGHT:
|
|
keysym = QEMU_KEY_RIGHT;
|
|
break;
|
|
case SDLK_HOME:
|
|
keysym = QEMU_KEY_HOME;
|
|
break;
|
|
case SDLK_END:
|
|
keysym = QEMU_KEY_END;
|
|
break;
|
|
case SDLK_PAGEUP:
|
|
keysym = QEMU_KEY_PAGEUP;
|
|
break;
|
|
case SDLK_PAGEDOWN:
|
|
keysym = QEMU_KEY_PAGEDOWN;
|
|
break;
|
|
case SDLK_BACKSPACE:
|
|
keysym = QEMU_KEY_BACKSPACE;
|
|
break;
|
|
case SDLK_DELETE:
|
|
keysym = QEMU_KEY_DELETE;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
if (keysym) {
|
|
kbd_put_keysym(keysym);
|
|
} else if (ev->key.keysym.unicode != 0) {
|
|
kbd_put_keysym(ev->key.keysym.unicode);
|
|
}
|
|
}
|
|
if (is_graphic_console() && !gui_keysym) {
|
|
sdl_process_key(&ev->key);
|
|
}
|
|
}
|
|
|
|
static void handle_keyup(DisplayState *ds, SDL_Event *ev)
|
|
{
|
|
int mod_state;
|
|
|
|
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;
|
|
if (gui_keysym == 0) {
|
|
/* exit/enter grab if pressing Ctrl-Alt */
|
|
if (!gui_grab) {
|
|
if (is_graphic_console()) {
|
|
sdl_grab_start();
|
|
}
|
|
} else if (!gui_fullscreen) {
|
|
sdl_grab_end();
|
|
}
|
|
/* SDL does not send back all the modifiers key, so we must
|
|
* correct it. */
|
|
reset_keys();
|
|
return;
|
|
}
|
|
gui_keysym = 0;
|
|
}
|
|
if (is_graphic_console() && !gui_keysym) {
|
|
sdl_process_key(&ev->key);
|
|
}
|
|
}
|
|
|
|
static void handle_mousemotion(DisplayState *ds, SDL_Event *ev)
|
|
{
|
|
int max_x, max_y;
|
|
|
|
if (is_graphic_console() &&
|
|
(kbd_mouse_is_absolute() || absolute_enabled)) {
|
|
max_x = real_screen->w - 1;
|
|
max_y = real_screen->h - 1;
|
|
if (gui_grab && (ev->motion.x == 0 || ev->motion.y == 0 ||
|
|
ev->motion.x == max_x || ev->motion.y == max_y)) {
|
|
sdl_grab_end();
|
|
}
|
|
if (!gui_grab &&
|
|
(ev->motion.x > 0 && ev->motion.x < max_x &&
|
|
ev->motion.y > 0 && ev->motion.y < max_y)) {
|
|
sdl_grab_start();
|
|
}
|
|
}
|
|
if (gui_grab || kbd_mouse_is_absolute() || absolute_enabled) {
|
|
sdl_send_mouse_event(ev->motion.xrel, ev->motion.yrel, 0,
|
|
ev->motion.x, ev->motion.y, ev->motion.state);
|
|
}
|
|
}
|
|
|
|
static void handle_mousebutton(DisplayState *ds, SDL_Event *ev)
|
|
{
|
|
int buttonstate = SDL_GetMouseState(NULL, NULL);
|
|
SDL_MouseButtonEvent *bev;
|
|
int dz;
|
|
|
|
if (!is_graphic_console()) {
|
|
return;
|
|
}
|
|
|
|
bev = &ev->button;
|
|
if (!gui_grab && !kbd_mouse_is_absolute()) {
|
|
if (ev->type == SDL_MOUSEBUTTONUP && bev->button == SDL_BUTTON_LEFT) {
|
|
/* start grabbing all events */
|
|
sdl_grab_start();
|
|
}
|
|
} else {
|
|
dz = 0;
|
|
if (ev->type == SDL_MOUSEBUTTONDOWN) {
|
|
buttonstate |= SDL_BUTTON(bev->button);
|
|
} else {
|
|
buttonstate &= ~SDL_BUTTON(bev->button);
|
|
}
|
|
#ifdef SDL_BUTTON_WHEELUP
|
|
if (bev->button == SDL_BUTTON_WHEELUP &&
|
|
ev->type == SDL_MOUSEBUTTONDOWN) {
|
|
dz = -1;
|
|
} else if (bev->button == SDL_BUTTON_WHEELDOWN &&
|
|
ev->type == SDL_MOUSEBUTTONDOWN) {
|
|
dz = 1;
|
|
}
|
|
#endif
|
|
sdl_send_mouse_event(0, 0, dz, bev->x, bev->y, buttonstate);
|
|
}
|
|
}
|
|
|
|
static void handle_activation(DisplayState *ds, SDL_Event *ev)
|
|
{
|
|
#ifdef _WIN32
|
|
/* Disable grab if the window no longer has the focus
|
|
* (Windows-only workaround) */
|
|
if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
|
|
!ev->active.gain && !gui_fullscreen) {
|
|
sdl_grab_end();
|
|
}
|
|
#endif
|
|
if (!gui_grab && ev->active.gain && is_graphic_console() &&
|
|
(kbd_mouse_is_absolute() || absolute_enabled)) {
|
|
absolute_mouse_grab();
|
|
}
|
|
if (ev->active.state & SDL_APPACTIVE) {
|
|
if (ev->active.gain) {
|
|
/* Back to default interval */
|
|
dcl->gui_timer_interval = 0;
|
|
dcl->idle = 0;
|
|
} else {
|
|
/* Sleeping interval */
|
|
dcl->gui_timer_interval = 500;
|
|
dcl->idle = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void sdl_refresh(DisplayState *ds)
|
|
{
|
|
SDL_Event ev1, *ev = &ev1;
|
|
|
|
if (last_vm_running != runstate_is_running()) {
|
|
last_vm_running = runstate_is_running();
|
|
sdl_update_caption();
|
|
}
|
|
|
|
vga_hw_update();
|
|
SDL_EnableUNICODE(!is_graphic_console());
|
|
|
|
while (SDL_PollEvent(ev)) {
|
|
switch (ev->type) {
|
|
case SDL_VIDEOEXPOSE:
|
|
sdl_update(ds, 0, 0, real_screen->w, real_screen->h);
|
|
break;
|
|
case SDL_KEYDOWN:
|
|
handle_keydown(ds, ev);
|
|
break;
|
|
case SDL_KEYUP:
|
|
handle_keyup(ds, ev);
|
|
break;
|
|
case SDL_QUIT:
|
|
if (!no_quit) {
|
|
no_shutdown = 0;
|
|
qemu_system_shutdown_request();
|
|
}
|
|
break;
|
|
case SDL_MOUSEMOTION:
|
|
handle_mousemotion(ds, ev);
|
|
break;
|
|
case SDL_MOUSEBUTTONDOWN:
|
|
case SDL_MOUSEBUTTONUP:
|
|
handle_mousebutton(ds, ev);
|
|
break;
|
|
case SDL_ACTIVEEVENT:
|
|
handle_activation(ds, ev);
|
|
break;
|
|
case SDL_VIDEORESIZE:
|
|
sdl_scale(ds, ev->resize.w, ev->resize.h);
|
|
vga_hw_invalidate();
|
|
vga_hw_update();
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void sdl_mouse_warp(DisplayState *ds, int x, int y, int on)
|
|
{
|
|
if (on) {
|
|
if (!guest_cursor)
|
|
sdl_show_cursor();
|
|
if (gui_grab || kbd_mouse_is_absolute() || absolute_enabled) {
|
|
SDL_SetCursor(guest_sprite);
|
|
if (!kbd_mouse_is_absolute() && !absolute_enabled)
|
|
SDL_WarpMouse(x, y);
|
|
}
|
|
} else if (gui_grab)
|
|
sdl_hide_cursor();
|
|
guest_cursor = on;
|
|
guest_x = x, guest_y = y;
|
|
}
|
|
|
|
static void sdl_mouse_define(DisplayState *ds, QEMUCursor *c)
|
|
{
|
|
uint8_t *image, *mask;
|
|
int bpl;
|
|
|
|
if (guest_sprite)
|
|
SDL_FreeCursor(guest_sprite);
|
|
|
|
bpl = cursor_get_mono_bpl(c);
|
|
image = g_malloc0(bpl * c->height);
|
|
mask = g_malloc0(bpl * c->height);
|
|
cursor_get_mono_image(c, 0x000000, image);
|
|
cursor_get_mono_mask(c, 0, mask);
|
|
guest_sprite = SDL_CreateCursor(image, mask, c->width, c->height,
|
|
c->hot_x, c->hot_y);
|
|
g_free(image);
|
|
g_free(mask);
|
|
|
|
if (guest_cursor &&
|
|
(gui_grab || kbd_mouse_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);
|
|
}
|
|
|
|
void sdl_display_init(DisplayState *ds, int full_screen, int no_frame)
|
|
{
|
|
int flags;
|
|
uint8_t data = 0;
|
|
const SDL_VideoInfo *vi;
|
|
char *filename;
|
|
|
|
#if defined(__APPLE__)
|
|
/* always use generic keymaps */
|
|
if (!keyboard_layout)
|
|
keyboard_layout = "en-us";
|
|
#endif
|
|
if(keyboard_layout) {
|
|
kbd_layout = init_keyboard_layout(name2keysym, keyboard_layout);
|
|
if (!kbd_layout)
|
|
exit(1);
|
|
}
|
|
|
|
if (no_frame)
|
|
gui_noframe = 1;
|
|
|
|
if (!full_screen) {
|
|
setenv("SDL_VIDEO_ALLOW_SCREENSAVER", "1", 0);
|
|
}
|
|
#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
|
|
|
|
/* Enable normal up/down events for Caps-Lock and Num-Lock keys.
|
|
* This requires SDL >= 1.2.14. */
|
|
setenv("SDL_DISABLE_LOCK_KEYS", "1", 1);
|
|
|
|
flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE;
|
|
if (SDL_Init (flags)) {
|
|
fprintf(stderr, "Could not initialize SDL(%s) - exiting\n",
|
|
SDL_GetError());
|
|
exit(1);
|
|
}
|
|
vi = SDL_GetVideoInfo();
|
|
host_format = *(vi->vfmt);
|
|
|
|
/* 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_SRCCOLORKEY, colorkey);
|
|
SDL_WM_SetIcon(image, NULL);
|
|
}
|
|
g_free(filename);
|
|
}
|
|
|
|
if (full_screen) {
|
|
gui_fullscreen = 1;
|
|
sdl_grab_start();
|
|
}
|
|
|
|
dcl = g_malloc0(sizeof(DisplayChangeListener));
|
|
dcl->dpy_gfx_update = sdl_update;
|
|
dcl->dpy_gfx_resize = sdl_resize;
|
|
dcl->dpy_refresh = sdl_refresh;
|
|
dcl->dpy_gfx_setdata = sdl_setdata;
|
|
dcl->dpy_mouse_set = sdl_mouse_warp;
|
|
dcl->dpy_cursor_define = sdl_mouse_define;
|
|
register_displaychangelistener(ds, dcl);
|
|
|
|
mouse_mode_notifier.notify = sdl_mouse_mode_change;
|
|
qemu_add_mouse_mode_change_notifier(&mouse_mode_notifier);
|
|
|
|
sdl_update_caption();
|
|
SDL_EnableKeyRepeat(250, 50);
|
|
gui_grab = 0;
|
|
|
|
sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0);
|
|
sdl_cursor_normal = SDL_GetCursor();
|
|
|
|
atexit(sdl_cleanup);
|
|
}
|