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bellard0f0b7262003-08-09 18:26:36 +00001/*
2 * QEMU SDL display driver
ths5fafdf22007-09-16 21:08:06 +00003 *
bellard0f0b7262003-08-09 18:26:36 +00004 * Copyright (c) 2003 Fabrice Bellard
ths5fafdf22007-09-16 21:08:06 +00005 *
bellard0f0b7262003-08-09 18:26:36 +00006 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
bellard0f0b7262003-08-09 18:26:36 +000024#include <SDL.h>
aliguoric9985aa2009-03-08 15:04:07 +000025#include <SDL_syswm.h>
bellard0f0b7262003-08-09 18:26:36 +000026
bellard67b915a2004-03-31 23:37:16 +000027#ifndef _WIN32
28#include <signal.h>
29#endif
bellard0f0b7262003-08-09 18:26:36 +000030
blueswir1511d2b12009-03-07 15:32:56 +000031#include "qemu-common.h"
32#include "console.h"
33#include "sysemu.h"
34#include "x_keymap.h"
Stefano Stabellinic18a2c32009-06-24 11:58:25 +010035#include "sdl_zoom.h"
blueswir1511d2b12009-03-07 15:32:56 +000036
aliguori7d957bd2009-01-15 22:14:11 +000037static DisplayChangeListener *dcl;
38static SDL_Surface *real_screen;
39static SDL_Surface *guest_screen = NULL;
bellard0f0b7262003-08-09 18:26:36 +000040static int gui_grab; /* if true, all keyboard/mouse events are grabbed */
bellard8a7ddc32004-03-31 19:00:16 +000041static int last_vm_running;
bellard8e9c4af2004-04-28 19:33:40 +000042static int gui_saved_grab;
43static int gui_fullscreen;
ths43523e92007-02-18 18:19:32 +000044static int gui_noframe;
bellard8e9c4af2004-04-28 19:33:40 +000045static int gui_key_modifier_pressed;
46static int gui_keysym;
bellardd63d3072004-10-03 13:29:03 +000047static int gui_fullscreen_initial_grab;
bellard32ff25b2004-10-03 14:33:54 +000048static int gui_grab_code = KMOD_LALT | KMOD_LCTRL;
49static uint8_t modifiers_state[256];
bellard09b26c52006-04-12 21:09:08 +000050static int width, height;
51static SDL_Cursor *sdl_cursor_normal;
52static SDL_Cursor *sdl_cursor_hidden;
53static int absolute_enabled = 0;
thsd34cab92007-04-02 01:10:46 +000054static int guest_cursor = 0;
55static int guest_x, guest_y;
Blue Swirl660f11b2009-07-31 21:16:51 +000056static SDL_Cursor *guest_sprite = NULL;
aliguori7b5d76d2009-03-13 15:02:13 +000057static uint8_t allocator;
Stefano Stabellinic18a2c32009-06-24 11:58:25 +010058static SDL_PixelFormat host_format;
59static int scaling_active = 0;
bellard0f0b7262003-08-09 18:26:36 +000060
61static void sdl_update(DisplayState *ds, int x, int y, int w, int h)
62{
bellard898712a2004-02-06 19:56:42 +000063 // printf("updating x=%d y=%d w=%d h=%d\n", x, y, w, h);
Stefano Stabellinic18a2c32009-06-24 11:58:25 +010064 SDL_Rect rec;
65 rec.x = x;
66 rec.y = y;
67 rec.w = w;
68 rec.h = h;
69
aliguori7b5d76d2009-03-13 15:02:13 +000070 if (guest_screen) {
Stefano Stabellinic18a2c32009-06-24 11:58:25 +010071 if (!scaling_active) {
72 SDL_BlitSurface(guest_screen, &rec, real_screen, &rec);
73 } else {
74 if (sdl_zoom_blit(guest_screen, real_screen, SMOOTHING_ON, &rec) < 0) {
75 fprintf(stderr, "Zoom blit failed\n");
76 exit(1);
77 }
78 }
79 }
80 SDL_UpdateRect(real_screen, rec.x, rec.y, rec.w, rec.h);
bellard0f0b7262003-08-09 18:26:36 +000081}
82
aliguori7d957bd2009-01-15 22:14:11 +000083static void sdl_setdata(DisplayState *ds)
84{
85 SDL_Rect rec;
86 rec.x = 0;
87 rec.y = 0;
88 rec.w = real_screen->w;
89 rec.h = real_screen->h;
90
91 if (guest_screen != NULL) SDL_FreeSurface(guest_screen);
92
93 guest_screen = SDL_CreateRGBSurfaceFrom(ds_get_data(ds), ds_get_width(ds), ds_get_height(ds),
94 ds_get_bits_per_pixel(ds), ds_get_linesize(ds),
95 ds->surface->pf.rmask, ds->surface->pf.gmask,
96 ds->surface->pf.bmask, ds->surface->pf.amask);
97}
98
balrog649c9072009-03-21 01:09:16 +000099static void do_sdl_resize(int new_width, int new_height, int bpp)
bellard0f0b7262003-08-09 18:26:36 +0000100{
101 int flags;
102
103 // printf("resizing to %d %d\n", w, h);
104
Stefano Stabellinic18a2c32009-06-24 11:58:25 +0100105 flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL|SDL_RESIZABLE;
bellard8e9c4af2004-04-28 19:33:40 +0000106 if (gui_fullscreen)
107 flags |= SDL_FULLSCREEN;
ths43523e92007-02-18 18:19:32 +0000108 if (gui_noframe)
109 flags |= SDL_NOFRAME;
bellard9903da22005-10-30 23:19:10 +0000110
balrog649c9072009-03-21 01:09:16 +0000111 width = new_width;
112 height = new_height;
aliguori7b5d76d2009-03-13 15:02:13 +0000113 real_screen = SDL_SetVideoMode(width, height, bpp, flags);
aliguori7d957bd2009-01-15 22:14:11 +0000114 if (!real_screen) {
bellard0f0b7262003-08-09 18:26:36 +0000115 fprintf(stderr, "Could not open SDL display\n");
116 exit(1);
117 }
aliguori7b5d76d2009-03-13 15:02:13 +0000118}
blueswir1749ecd92008-07-24 11:25:30 +0000119
aliguori7b5d76d2009-03-13 15:02:13 +0000120static void sdl_resize(DisplayState *ds)
121{
122 if (!allocator) {
Stefano Stabellinic18a2c32009-06-24 11:58:25 +0100123 if (!scaling_active)
124 do_sdl_resize(ds_get_width(ds), ds_get_height(ds), 0);
125 else if (real_screen->format->BitsPerPixel != ds_get_bits_per_pixel(ds))
126 do_sdl_resize(real_screen->w, real_screen->h, ds_get_bits_per_pixel(ds));
aliguori7b5d76d2009-03-13 15:02:13 +0000127 sdl_setdata(ds);
128 } else {
129 if (guest_screen != NULL) {
130 SDL_FreeSurface(guest_screen);
131 guest_screen = NULL;
132 }
133 }
134}
135
136static PixelFormat sdl_to_qemu_pixelformat(SDL_PixelFormat *sdl_pf)
137{
138 PixelFormat qemu_pf;
139
140 memset(&qemu_pf, 0x00, sizeof(PixelFormat));
141
142 qemu_pf.bits_per_pixel = sdl_pf->BitsPerPixel;
143 qemu_pf.bytes_per_pixel = sdl_pf->BytesPerPixel;
144 qemu_pf.depth = (qemu_pf.bits_per_pixel) == 32 ? 24 : (qemu_pf.bits_per_pixel);
145
146 qemu_pf.rmask = sdl_pf->Rmask;
147 qemu_pf.gmask = sdl_pf->Gmask;
148 qemu_pf.bmask = sdl_pf->Bmask;
149 qemu_pf.amask = sdl_pf->Amask;
150
151 qemu_pf.rshift = sdl_pf->Rshift;
152 qemu_pf.gshift = sdl_pf->Gshift;
153 qemu_pf.bshift = sdl_pf->Bshift;
154 qemu_pf.ashift = sdl_pf->Ashift;
155
156 qemu_pf.rbits = 8 - sdl_pf->Rloss;
157 qemu_pf.gbits = 8 - sdl_pf->Gloss;
158 qemu_pf.bbits = 8 - sdl_pf->Bloss;
159 qemu_pf.abits = 8 - sdl_pf->Aloss;
160
161 qemu_pf.rmax = ((1 << qemu_pf.rbits) - 1);
162 qemu_pf.gmax = ((1 << qemu_pf.gbits) - 1);
163 qemu_pf.bmax = ((1 << qemu_pf.bbits) - 1);
164 qemu_pf.amax = ((1 << qemu_pf.abits) - 1);
165
166 return qemu_pf;
167}
168
169static DisplaySurface* sdl_create_displaysurface(int width, int height)
170{
171 DisplaySurface *surface = (DisplaySurface*) qemu_mallocz(sizeof(DisplaySurface));
172 if (surface == NULL) {
173 fprintf(stderr, "sdl_create_displaysurface: malloc failed\n");
174 exit(1);
175 }
176
177 surface->width = width;
178 surface->height = height;
Stefano Stabellinic18a2c32009-06-24 11:58:25 +0100179
180 if (scaling_active) {
181 if (host_format.BytesPerPixel != 2 && host_format.BytesPerPixel != 4) {
182 surface->linesize = width * 4;
183 surface->pf = qemu_default_pixelformat(32);
184 } else {
185 surface->linesize = width * host_format.BytesPerPixel;
186 surface->pf = sdl_to_qemu_pixelformat(&host_format);
187 }
Juan Quintelae2542fe2009-07-27 16:13:06 +0200188#ifdef HOST_WORDS_BIGENDIAN
Stefano Stabellinic18a2c32009-06-24 11:58:25 +0100189 surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG;
190#else
191 surface->flags = QEMU_ALLOCATED_FLAG;
192#endif
193 surface->data = (uint8_t*) qemu_mallocz(surface->linesize * surface->height);
aliguori7b5d76d2009-03-13 15:02:13 +0000194
Stefano Stabellinic18a2c32009-06-24 11:58:25 +0100195 return surface;
196 }
197
198 if (host_format.BitsPerPixel == 16)
aliguori7b5d76d2009-03-13 15:02:13 +0000199 do_sdl_resize(width, height, 16);
200 else
201 do_sdl_resize(width, height, 32);
202
203 surface->pf = sdl_to_qemu_pixelformat(real_screen->format);
204 surface->linesize = real_screen->pitch;
205 surface->data = real_screen->pixels;
206
Juan Quintelae2542fe2009-07-27 16:13:06 +0200207#ifdef HOST_WORDS_BIGENDIAN
Stefano Stabellinic18a2c32009-06-24 11:58:25 +0100208 surface->flags = QEMU_REALPIXELS_FLAG | QEMU_BIG_ENDIAN_FLAG;
aliguori7b5d76d2009-03-13 15:02:13 +0000209#else
Stefano Stabellinic18a2c32009-06-24 11:58:25 +0100210 surface->flags = QEMU_REALPIXELS_FLAG;
aliguori7b5d76d2009-03-13 15:02:13 +0000211#endif
212 allocator = 1;
213
214 return surface;
215}
216
217static void sdl_free_displaysurface(DisplaySurface *surface)
218{
219 allocator = 0;
220 if (surface == NULL)
221 return;
Stefano Stabellinic18a2c32009-06-24 11:58:25 +0100222
223 if (surface->flags & QEMU_ALLOCATED_FLAG)
224 qemu_free(surface->data);
aliguori7b5d76d2009-03-13 15:02:13 +0000225 qemu_free(surface);
226}
227
228static DisplaySurface* sdl_resize_displaysurface(DisplaySurface *surface, int width, int height)
229{
230 sdl_free_displaysurface(surface);
231 return sdl_create_displaysurface(width, height);
bellard0f0b7262003-08-09 18:26:36 +0000232}
233
bellard3d11d0e2004-12-12 16:56:30 +0000234/* generic keyboard conversion */
bellarde58d12e2004-07-05 22:13:07 +0000235
bellard3d11d0e2004-12-12 16:56:30 +0000236#include "sdl_keysym.h"
bellarde58d12e2004-07-05 22:13:07 +0000237
Anthony Liguoric227f092009-10-01 16:12:16 -0500238static kbd_layout_t *kbd_layout = NULL;
bellarde58d12e2004-07-05 22:13:07 +0000239
bellard3d11d0e2004-12-12 16:56:30 +0000240static uint8_t sdl_keyevent_to_keycode_generic(const SDL_KeyboardEvent *ev)
bellarde58d12e2004-07-05 22:13:07 +0000241{
bellard3d11d0e2004-12-12 16:56:30 +0000242 int keysym;
243 /* workaround for X11+SDL bug with AltGR */
244 keysym = ev->keysym.sym;
245 if (keysym == 0 && ev->keysym.scancode == 113)
246 keysym = SDLK_MODE;
bellard60659e32006-08-19 14:27:31 +0000247 /* For Japanese key '\' and '|' */
248 if (keysym == 92 && ev->keysym.scancode == 133) {
249 keysym = 0xa5;
250 }
bellard3d11d0e2004-12-12 16:56:30 +0000251 return keysym2scancode(kbd_layout, keysym);
bellarde58d12e2004-07-05 22:13:07 +0000252}
253
bellard3d11d0e2004-12-12 16:56:30 +0000254/* specific keyboard conversions from scan codes */
255
256#if defined(_WIN32)
bellarde58d12e2004-07-05 22:13:07 +0000257
258static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev)
259{
260 return ev->keysym.scancode;
261}
262
263#else
264
aliguori5368a422009-03-03 17:37:21 +0000265#if defined(SDL_VIDEO_DRIVER_X11)
266#include <X11/XKBlib.h>
267
268static int check_for_evdev(void)
269{
270 SDL_SysWMinfo info;
Jan Kiszka229609d2009-06-27 09:59:40 +0200271 XkbDescPtr desc = NULL;
aliguori5368a422009-03-03 17:37:21 +0000272 int has_evdev = 0;
Jan Kiszka229609d2009-06-27 09:59:40 +0200273 char *keycodes = NULL;
aliguori5368a422009-03-03 17:37:21 +0000274
275 SDL_VERSION(&info.version);
Jan Kiszka229609d2009-06-27 09:59:40 +0200276 if (!SDL_GetWMInfo(&info)) {
aliguori5368a422009-03-03 17:37:21 +0000277 return 0;
Jan Kiszka229609d2009-06-27 09:59:40 +0200278 }
aliguori5368a422009-03-03 17:37:21 +0000279 desc = XkbGetKeyboard(info.info.x11.display,
280 XkbGBN_AllComponentsMask,
281 XkbUseCoreKbd);
Jan Kiszka229609d2009-06-27 09:59:40 +0200282 if (desc && desc->names) {
283 keycodes = XGetAtomName(info.info.x11.display, desc->names->keycodes);
284 if (keycodes == NULL) {
285 fprintf(stderr, "could not lookup keycode name\n");
286 } else if (strstart(keycodes, "evdev", NULL)) {
287 has_evdev = 1;
288 } else if (!strstart(keycodes, "xfree86", NULL)) {
289 fprintf(stderr, "unknown keycodes `%s', please report to "
290 "qemu-devel@nongnu.org\n", keycodes);
291 }
292 }
aliguori5368a422009-03-03 17:37:21 +0000293
Jan Kiszka229609d2009-06-27 09:59:40 +0200294 if (desc) {
295 XkbFreeKeyboard(desc, XkbGBN_AllComponentsMask, True);
296 }
297 if (keycodes) {
298 XFree(keycodes);
299 }
aliguori5368a422009-03-03 17:37:21 +0000300 return has_evdev;
301}
302#else
303static int check_for_evdev(void)
304{
305 return 0;
306}
307#endif
308
bellarde58d12e2004-07-05 22:13:07 +0000309static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev)
310{
311 int keycode;
aliguori5368a422009-03-03 17:37:21 +0000312 static int has_evdev = -1;
313
314 if (has_evdev == -1)
315 has_evdev = check_for_evdev();
bellarde58d12e2004-07-05 22:13:07 +0000316
317 keycode = ev->keysym.scancode;
318
319 if (keycode < 9) {
320 keycode = 0;
321 } else if (keycode < 97) {
322 keycode -= 8; /* just an offset */
aliguori5368a422009-03-03 17:37:21 +0000323 } else if (keycode < 158) {
bellarde58d12e2004-07-05 22:13:07 +0000324 /* use conversion table */
aliguori5368a422009-03-03 17:37:21 +0000325 if (has_evdev)
326 keycode = translate_evdev_keycode(keycode - 97);
327 else
328 keycode = translate_xfree86_keycode(keycode - 97);
329 } else if (keycode == 208) { /* Hiragana_Katakana */
330 keycode = 0x70;
331 } else if (keycode == 211) { /* backslash */
332 keycode = 0x73;
bellarde58d12e2004-07-05 22:13:07 +0000333 } else {
334 keycode = 0;
335 }
336 return keycode;
337}
338
339#endif
340
bellard32ff25b2004-10-03 14:33:54 +0000341static void reset_keys(void)
342{
343 int i;
344 for(i = 0; i < 256; i++) {
345 if (modifiers_state[i]) {
346 if (i & 0x80)
347 kbd_put_keycode(0xe0);
348 kbd_put_keycode(i | 0x80);
349 modifiers_state[i] = 0;
350 }
351 }
352}
353
bellard0f0b7262003-08-09 18:26:36 +0000354static void sdl_process_key(SDL_KeyboardEvent *ev)
355{
bellard32ff25b2004-10-03 14:33:54 +0000356 int keycode, v;
bellardde2200d2004-06-04 13:15:06 +0000357
358 if (ev->keysym.sym == SDLK_PAUSE) {
359 /* specific case */
360 v = 0;
361 if (ev->type == SDL_KEYUP)
362 v |= 0x80;
363 kbd_put_keycode(0xe1);
364 kbd_put_keycode(0x1d | v);
365 kbd_put_keycode(0x45 | v);
366 return;
367 }
368
bellard3d11d0e2004-12-12 16:56:30 +0000369 if (kbd_layout) {
370 keycode = sdl_keyevent_to_keycode_generic(ev);
371 } else {
372 keycode = sdl_keyevent_to_keycode(ev);
373 }
bellardde2200d2004-06-04 13:15:06 +0000374
375 switch(keycode) {
376 case 0x00:
377 /* sent when leaving window: reset the modifiers state */
bellard32ff25b2004-10-03 14:33:54 +0000378 reset_keys();
bellardde2200d2004-06-04 13:15:06 +0000379 return;
380 case 0x2a: /* Left Shift */
381 case 0x36: /* Right Shift */
382 case 0x1d: /* Left CTRL */
383 case 0x9d: /* Right CTRL */
384 case 0x38: /* Left ALT */
385 case 0xb8: /* Right ALT */
bellard0f0b7262003-08-09 18:26:36 +0000386 if (ev->type == SDL_KEYUP)
bellardde2200d2004-06-04 13:15:06 +0000387 modifiers_state[keycode] = 0;
388 else
389 modifiers_state[keycode] = 1;
390 break;
391 case 0x45: /* num lock */
392 case 0x3a: /* caps lock */
393 /* SDL does not send the key up event, so we generate it */
394 kbd_put_keycode(keycode);
395 kbd_put_keycode(keycode | 0x80);
396 return;
bellard0f0b7262003-08-09 18:26:36 +0000397 }
bellardde2200d2004-06-04 13:15:06 +0000398
399 /* now send the key code */
400 if (keycode & 0x80)
401 kbd_put_keycode(0xe0);
402 if (ev->type == SDL_KEYUP)
403 kbd_put_keycode(keycode | 0x80);
404 else
405 kbd_put_keycode(keycode & 0x7f);
bellard0f0b7262003-08-09 18:26:36 +0000406}
407
bellard8a7ddc32004-03-31 19:00:16 +0000408static void sdl_update_caption(void)
409{
Dominic Evansb4ed5d12009-09-24 12:13:56 +0100410 char win_title[1024];
411 char icon_title[1024];
thsc35734b2007-03-19 15:17:08 +0000412 const char *status = "";
413
414 if (!vm_running)
415 status = " [Stopped]";
ths3780e192007-06-21 21:08:02 +0000416 else if (gui_grab) {
Dustin Kirkland0ca9f8a2009-09-17 15:48:04 -0500417 if (alt_grab)
ths3780e192007-06-21 21:08:02 +0000418 status = " - Press Ctrl-Alt-Shift to exit grab";
Dustin Kirkland0ca9f8a2009-09-17 15:48:04 -0500419 else if (ctrl_grab)
420 status = " - Press Right-Ctrl to exit grab";
421 else
422 status = " - Press Ctrl-Alt to exit grab";
ths3780e192007-06-21 21:08:02 +0000423 }
thsc35734b2007-03-19 15:17:08 +0000424
Dominic Evansb4ed5d12009-09-24 12:13:56 +0100425 if (qemu_name) {
426 snprintf(win_title, sizeof(win_title), "QEMU (%s)%s", qemu_name, status);
427 snprintf(icon_title, sizeof(icon_title), "QEMU (%s)", qemu_name);
428 } else {
429 snprintf(win_title, sizeof(win_title), "QEMU%s", status);
430 snprintf(icon_title, sizeof(icon_title), "QEMU");
431 }
thsc35734b2007-03-19 15:17:08 +0000432
Dominic Evansb4ed5d12009-09-24 12:13:56 +0100433 SDL_WM_SetCaption(win_title, icon_title);
bellard8a7ddc32004-03-31 19:00:16 +0000434}
435
bellard09b26c52006-04-12 21:09:08 +0000436static void sdl_hide_cursor(void)
437{
balrog9467cd42007-05-01 01:34:14 +0000438 if (!cursor_hide)
439 return;
440
bellard8785a8d2006-06-13 10:49:12 +0000441 if (kbd_mouse_is_absolute()) {
442 SDL_ShowCursor(1);
443 SDL_SetCursor(sdl_cursor_hidden);
444 } else {
445 SDL_ShowCursor(0);
446 }
bellard09b26c52006-04-12 21:09:08 +0000447}
448
449static void sdl_show_cursor(void)
450{
balrog9467cd42007-05-01 01:34:14 +0000451 if (!cursor_hide)
452 return;
453
bellard09b26c52006-04-12 21:09:08 +0000454 if (!kbd_mouse_is_absolute()) {
bellard8785a8d2006-06-13 10:49:12 +0000455 SDL_ShowCursor(1);
thsd34cab92007-04-02 01:10:46 +0000456 if (guest_cursor &&
457 (gui_grab || kbd_mouse_is_absolute() || absolute_enabled))
458 SDL_SetCursor(guest_sprite);
459 else
460 SDL_SetCursor(sdl_cursor_normal);
bellard09b26c52006-04-12 21:09:08 +0000461 }
462}
463
bellard0f0b7262003-08-09 18:26:36 +0000464static void sdl_grab_start(void)
465{
thsd34cab92007-04-02 01:10:46 +0000466 if (guest_cursor) {
467 SDL_SetCursor(guest_sprite);
balrog08a2d4c2009-01-29 23:29:52 +0000468 if (!kbd_mouse_is_absolute() && !absolute_enabled)
469 SDL_WarpMouse(guest_x, guest_y);
thsd34cab92007-04-02 01:10:46 +0000470 } else
471 sdl_hide_cursor();
aliguori6bb81602009-01-15 20:47:45 +0000472
473 if (SDL_WM_GrabInput(SDL_GRAB_ON) == SDL_GRAB_ON) {
474 gui_grab = 1;
475 sdl_update_caption();
476 } else
477 sdl_show_cursor();
bellard0f0b7262003-08-09 18:26:36 +0000478}
479
480static void sdl_grab_end(void)
481{
bellard0f0b7262003-08-09 18:26:36 +0000482 SDL_WM_GrabInput(SDL_GRAB_OFF);
bellard0f0b7262003-08-09 18:26:36 +0000483 gui_grab = 0;
thsd34cab92007-04-02 01:10:46 +0000484 sdl_show_cursor();
bellard8a7ddc32004-03-31 19:00:16 +0000485 sdl_update_caption();
bellard0f0b7262003-08-09 18:26:36 +0000486}
487
aurel324c44bdc2008-03-13 19:20:18 +0000488static void sdl_send_mouse_event(int dx, int dy, int dz, int x, int y, int state)
bellard0f0b7262003-08-09 18:26:36 +0000489{
aurel324c44bdc2008-03-13 19:20:18 +0000490 int buttons;
bellard0f0b7262003-08-09 18:26:36 +0000491 buttons = 0;
492 if (state & SDL_BUTTON(SDL_BUTTON_LEFT))
493 buttons |= MOUSE_EVENT_LBUTTON;
494 if (state & SDL_BUTTON(SDL_BUTTON_RIGHT))
495 buttons |= MOUSE_EVENT_RBUTTON;
496 if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE))
497 buttons |= MOUSE_EVENT_MBUTTON;
bellard09b26c52006-04-12 21:09:08 +0000498
499 if (kbd_mouse_is_absolute()) {
500 if (!absolute_enabled) {
501 sdl_hide_cursor();
502 if (gui_grab) {
503 sdl_grab_end();
504 }
505 absolute_enabled = 1;
506 }
507
aurel324c44bdc2008-03-13 19:20:18 +0000508 dx = x * 0x7FFF / (width - 1);
509 dy = y * 0x7FFF / (height - 1);
ths455204e2007-01-05 16:42:13 +0000510 } else if (absolute_enabled) {
511 sdl_show_cursor();
512 absolute_enabled = 0;
thsd34cab92007-04-02 01:10:46 +0000513 } else if (guest_cursor) {
aurel324c44bdc2008-03-13 19:20:18 +0000514 x -= guest_x;
515 y -= guest_y;
516 guest_x += x;
517 guest_y += y;
518 dx = x;
519 dy = y;
bellard09b26c52006-04-12 21:09:08 +0000520 }
521
bellard0f0b7262003-08-09 18:26:36 +0000522 kbd_mouse_event(dx, dy, dz, buttons);
523}
524
bellard8e9c4af2004-04-28 19:33:40 +0000525static void toggle_full_screen(DisplayState *ds)
526{
527 gui_fullscreen = !gui_fullscreen;
Herve Poussineaua35aed52010-01-24 21:18:36 +0000528 do_sdl_resize(real_screen->w, real_screen->h, real_screen->format->BitsPerPixel);
bellard8e9c4af2004-04-28 19:33:40 +0000529 if (gui_fullscreen) {
Stefano Stabellinic18a2c32009-06-24 11:58:25 +0100530 scaling_active = 0;
bellard8e9c4af2004-04-28 19:33:40 +0000531 gui_saved_grab = gui_grab;
532 sdl_grab_start();
533 } else {
534 if (!gui_saved_grab)
535 sdl_grab_end();
536 }
pbrook95219892006-04-09 01:06:34 +0000537 vga_hw_invalidate();
538 vga_hw_update();
bellard8e9c4af2004-04-28 19:33:40 +0000539}
540
bellard0f0b7262003-08-09 18:26:36 +0000541static void sdl_refresh(DisplayState *ds)
542{
543 SDL_Event ev1, *ev = &ev1;
bellard8e9c4af2004-04-28 19:33:40 +0000544 int mod_state;
aurel324c44bdc2008-03-13 19:20:18 +0000545 int buttonstate = SDL_GetMouseState(NULL, NULL);
ths3b46e622007-09-17 08:09:54 +0000546
bellard8a7ddc32004-03-31 19:00:16 +0000547 if (last_vm_running != vm_running) {
548 last_vm_running = vm_running;
549 sdl_update_caption();
550 }
551
pbrook95219892006-04-09 01:06:34 +0000552 vga_hw_update();
aurel323bee8bd2008-04-13 16:08:37 +0000553 SDL_EnableUNICODE(!is_graphic_console());
bellard457831f2004-07-14 17:22:33 +0000554
bellard0f0b7262003-08-09 18:26:36 +0000555 while (SDL_PollEvent(ev)) {
556 switch (ev->type) {
557 case SDL_VIDEOEXPOSE:
aliguori7d957bd2009-01-15 22:14:11 +0000558 sdl_update(ds, 0, 0, real_screen->w, real_screen->h);
bellard0f0b7262003-08-09 18:26:36 +0000559 break;
560 case SDL_KEYDOWN:
561 case SDL_KEYUP:
562 if (ev->type == SDL_KEYDOWN) {
Dustin Kirkland0ca9f8a2009-09-17 15:48:04 -0500563 if (alt_grab) {
ths3780e192007-06-21 21:08:02 +0000564 mod_state = (SDL_GetModState() & (gui_grab_code | KMOD_LSHIFT)) ==
565 (gui_grab_code | KMOD_LSHIFT);
Dustin Kirkland0ca9f8a2009-09-17 15:48:04 -0500566 } else if (ctrl_grab) {
567 mod_state = (SDL_GetModState() & KMOD_RCTRL) == KMOD_RCTRL;
568 } else {
569 mod_state = (SDL_GetModState() & gui_grab_code) ==
570 gui_grab_code;
ths3780e192007-06-21 21:08:02 +0000571 }
bellard8e9c4af2004-04-28 19:33:40 +0000572 gui_key_modifier_pressed = mod_state;
bellard457831f2004-07-14 17:22:33 +0000573 if (gui_key_modifier_pressed) {
bellard32ff25b2004-10-03 14:33:54 +0000574 int keycode;
575 keycode = sdl_keyevent_to_keycode(&ev->key);
576 switch(keycode) {
577 case 0x21: /* 'f' key on US keyboard */
bellard457831f2004-07-14 17:22:33 +0000578 toggle_full_screen(ds);
579 gui_keysym = 1;
580 break;
malcc4a735f2009-09-10 05:15:07 +0400581 case 0x16: /* 'u' key on US keyboard */
582 scaling_active = 0;
583 sdl_resize(ds);
584 vga_hw_invalidate();
585 vga_hw_update();
586 break;
ths5fafdf22007-09-16 21:08:06 +0000587 case 0x02 ... 0x0a: /* '1' to '9' keys */
bellarddfd92d32006-08-17 10:42:46 +0000588 /* Reset the modifiers sent to the current console */
589 reset_keys();
bellard32ff25b2004-10-03 14:33:54 +0000590 console_select(keycode - 0x02);
pbrook95219892006-04-09 01:06:34 +0000591 if (!is_graphic_console()) {
bellard457831f2004-07-14 17:22:33 +0000592 /* display grab if going to a text console */
593 if (gui_grab)
594 sdl_grab_end();
595 }
596 gui_keysym = 1;
597 break;
598 default:
599 break;
600 }
pbrook95219892006-04-09 01:06:34 +0000601 } else if (!is_graphic_console()) {
bellard457831f2004-07-14 17:22:33 +0000602 int keysym;
603 keysym = 0;
604 if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) {
605 switch(ev->key.keysym.sym) {
606 case SDLK_UP: keysym = QEMU_KEY_CTRL_UP; break;
607 case SDLK_DOWN: keysym = QEMU_KEY_CTRL_DOWN; break;
608 case SDLK_LEFT: keysym = QEMU_KEY_CTRL_LEFT; break;
609 case SDLK_RIGHT: keysym = QEMU_KEY_CTRL_RIGHT; break;
610 case SDLK_HOME: keysym = QEMU_KEY_CTRL_HOME; break;
611 case SDLK_END: keysym = QEMU_KEY_CTRL_END; break;
612 case SDLK_PAGEUP: keysym = QEMU_KEY_CTRL_PAGEUP; break;
613 case SDLK_PAGEDOWN: keysym = QEMU_KEY_CTRL_PAGEDOWN; break;
614 default: break;
615 }
616 } else {
617 switch(ev->key.keysym.sym) {
618 case SDLK_UP: keysym = QEMU_KEY_UP; break;
619 case SDLK_DOWN: keysym = QEMU_KEY_DOWN; break;
620 case SDLK_LEFT: keysym = QEMU_KEY_LEFT; break;
621 case SDLK_RIGHT: keysym = QEMU_KEY_RIGHT; break;
622 case SDLK_HOME: keysym = QEMU_KEY_HOME; break;
623 case SDLK_END: keysym = QEMU_KEY_END; break;
624 case SDLK_PAGEUP: keysym = QEMU_KEY_PAGEUP; break;
625 case SDLK_PAGEDOWN: keysym = QEMU_KEY_PAGEDOWN; break;
thse91c8a72007-06-03 13:35:16 +0000626 case SDLK_BACKSPACE: keysym = QEMU_KEY_BACKSPACE; break;
627 case SDLK_DELETE: keysym = QEMU_KEY_DELETE; break;
bellard457831f2004-07-14 17:22:33 +0000628 default: break;
629 }
630 }
631 if (keysym) {
632 kbd_put_keysym(keysym);
633 } else if (ev->key.keysym.unicode != 0) {
634 kbd_put_keysym(ev->key.keysym.unicode);
635 }
bellard8e9c4af2004-04-28 19:33:40 +0000636 }
637 } else if (ev->type == SDL_KEYUP) {
ths3780e192007-06-21 21:08:02 +0000638 if (!alt_grab) {
639 mod_state = (ev->key.keysym.mod & gui_grab_code);
640 } else {
641 mod_state = (ev->key.keysym.mod &
642 (gui_grab_code | KMOD_LSHIFT));
643 }
bellard8e9c4af2004-04-28 19:33:40 +0000644 if (!mod_state) {
645 if (gui_key_modifier_pressed) {
pbrook5b311872006-03-11 20:07:45 +0000646 gui_key_modifier_pressed = 0;
bellard457831f2004-07-14 17:22:33 +0000647 if (gui_keysym == 0) {
bellard32ff25b2004-10-03 14:33:54 +0000648 /* exit/enter grab if pressing Ctrl-Alt */
bellardc66b0d42006-06-13 12:03:53 +0000649 if (!gui_grab) {
650 /* if the application is not active,
651 do not try to enter grab state. It
652 prevents
653 'SDL_WM_GrabInput(SDL_GRAB_ON)'
654 from blocking all the application
655 (SDL bug). */
656 if (SDL_GetAppState() & SDL_APPACTIVE)
657 sdl_grab_start();
658 } else {
bellard8e9c4af2004-04-28 19:33:40 +0000659 sdl_grab_end();
bellardc66b0d42006-06-13 12:03:53 +0000660 }
bellard32ff25b2004-10-03 14:33:54 +0000661 /* SDL does not send back all the
662 modifiers key, so we must correct it */
663 reset_keys();
bellard8e9c4af2004-04-28 19:33:40 +0000664 break;
665 }
bellard8e9c4af2004-04-28 19:33:40 +0000666 gui_keysym = 0;
667 }
bellard0f0b7262003-08-09 18:26:36 +0000668 }
669 }
ths5fafdf22007-09-16 21:08:06 +0000670 if (is_graphic_console() && !gui_keysym)
bellard457831f2004-07-14 17:22:33 +0000671 sdl_process_key(&ev->key);
bellard0f0b7262003-08-09 18:26:36 +0000672 break;
673 case SDL_QUIT:
aliguori5b08fc12008-08-21 20:08:03 +0000674 if (!no_quit)
balrog731345e2007-06-21 17:56:50 +0000675 qemu_system_shutdown_request();
bellard0f0b7262003-08-09 18:26:36 +0000676 break;
677 case SDL_MOUSEMOTION:
ths455204e2007-01-05 16:42:13 +0000678 if (gui_grab || kbd_mouse_is_absolute() ||
679 absolute_enabled) {
aurel324c44bdc2008-03-13 19:20:18 +0000680 sdl_send_mouse_event(ev->motion.xrel, ev->motion.yrel, 0,
681 ev->motion.x, ev->motion.y, ev->motion.state);
bellard0f0b7262003-08-09 18:26:36 +0000682 }
683 break;
684 case SDL_MOUSEBUTTONDOWN:
685 case SDL_MOUSEBUTTONUP:
686 {
687 SDL_MouseButtonEvent *bev = &ev->button;
bellard09b26c52006-04-12 21:09:08 +0000688 if (!gui_grab && !kbd_mouse_is_absolute()) {
bellard0f0b7262003-08-09 18:26:36 +0000689 if (ev->type == SDL_MOUSEBUTTONDOWN &&
aurel324c44bdc2008-03-13 19:20:18 +0000690 (bev->button == SDL_BUTTON_LEFT)) {
bellard0f0b7262003-08-09 18:26:36 +0000691 /* start grabbing all events */
692 sdl_grab_start();
693 }
694 } else {
bellard18a6d282005-01-17 22:32:23 +0000695 int dz;
696 dz = 0;
aurel324c44bdc2008-03-13 19:20:18 +0000697 if (ev->type == SDL_MOUSEBUTTONDOWN) {
698 buttonstate |= SDL_BUTTON(bev->button);
699 } else {
700 buttonstate &= ~SDL_BUTTON(bev->button);
701 }
bellard18a6d282005-01-17 22:32:23 +0000702#ifdef SDL_BUTTON_WHEELUP
bellard09b26c52006-04-12 21:09:08 +0000703 if (bev->button == SDL_BUTTON_WHEELUP && ev->type == SDL_MOUSEBUTTONDOWN) {
bellard18a6d282005-01-17 22:32:23 +0000704 dz = -1;
bellard09b26c52006-04-12 21:09:08 +0000705 } else if (bev->button == SDL_BUTTON_WHEELDOWN && ev->type == SDL_MOUSEBUTTONDOWN) {
bellard18a6d282005-01-17 22:32:23 +0000706 dz = 1;
707 }
ths3b46e622007-09-17 08:09:54 +0000708#endif
aurel324c44bdc2008-03-13 19:20:18 +0000709 sdl_send_mouse_event(0, 0, dz, bev->x, bev->y, buttonstate);
bellard0f0b7262003-08-09 18:26:36 +0000710 }
711 }
712 break;
bellard0294ffb2004-04-29 22:15:15 +0000713 case SDL_ACTIVEEVENT:
pbrook5b311872006-03-11 20:07:45 +0000714 if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
715 !ev->active.gain && !gui_fullscreen_initial_grab) {
bellard0294ffb2004-04-29 22:15:15 +0000716 sdl_grab_end();
717 }
aurel32f442e082008-03-13 19:20:33 +0000718 if (ev->active.state & SDL_APPACTIVE) {
719 if (ev->active.gain) {
720 /* Back to default interval */
aliguori7d957bd2009-01-15 22:14:11 +0000721 dcl->gui_timer_interval = 0;
722 dcl->idle = 0;
aurel32f442e082008-03-13 19:20:33 +0000723 } else {
724 /* Sleeping interval */
aliguori7d957bd2009-01-15 22:14:11 +0000725 dcl->gui_timer_interval = 500;
726 dcl->idle = 1;
aurel32f442e082008-03-13 19:20:33 +0000727 }
728 }
bellard0294ffb2004-04-29 22:15:15 +0000729 break;
Stefano Stabellinic18a2c32009-06-24 11:58:25 +0100730 case SDL_VIDEORESIZE:
731 {
732 SDL_ResizeEvent *rev = &ev->resize;
733 int bpp = real_screen->format->BitsPerPixel;
734 if (bpp != 16 && bpp != 32)
735 bpp = 32;
736 do_sdl_resize(rev->w, rev->h, bpp);
737 scaling_active = 1;
Stefano Stabelliniae288342009-08-03 16:10:43 +0100738 if (!is_buffer_shared(ds->surface)) {
739 ds->surface = qemu_resize_displaysurface(ds, ds_get_width(ds), ds_get_height(ds));
740 dpy_resize(ds);
741 }
Stefano Stabellinic18a2c32009-06-24 11:58:25 +0100742 vga_hw_invalidate();
743 vga_hw_update();
744 break;
745 }
bellard0f0b7262003-08-09 18:26:36 +0000746 default:
747 break;
748 }
749 }
750}
751
thsd34cab92007-04-02 01:10:46 +0000752static void sdl_fill(DisplayState *ds, int x, int y, int w, int h, uint32_t c)
753{
754 SDL_Rect dst = { x, y, w, h };
aliguori7d957bd2009-01-15 22:14:11 +0000755 SDL_FillRect(real_screen, &dst, c);
thsd34cab92007-04-02 01:10:46 +0000756}
757
758static void sdl_mouse_warp(int x, int y, int on)
759{
760 if (on) {
761 if (!guest_cursor)
762 sdl_show_cursor();
763 if (gui_grab || kbd_mouse_is_absolute() || absolute_enabled) {
764 SDL_SetCursor(guest_sprite);
balrog08a2d4c2009-01-29 23:29:52 +0000765 if (!kbd_mouse_is_absolute() && !absolute_enabled)
766 SDL_WarpMouse(x, y);
thsd34cab92007-04-02 01:10:46 +0000767 }
768 } else if (gui_grab)
769 sdl_hide_cursor();
770 guest_cursor = on;
771 guest_x = x, guest_y = y;
772}
773
774static void sdl_mouse_define(int width, int height, int bpp,
775 int hot_x, int hot_y,
776 uint8_t *image, uint8_t *mask)
777{
778 uint8_t sprite[256], *line;
779 int x, y, dst, bypl, src = 0;
780 if (guest_sprite)
781 SDL_FreeCursor(guest_sprite);
782
783 memset(sprite, 0, 256);
784 bypl = ((width * bpp + 31) >> 5) << 2;
785 for (y = 0, dst = 0; y < height; y ++, image += bypl) {
786 line = image;
787 for (x = 0; x < width; x ++, dst ++) {
788 switch (bpp) {
Reimar Döffinger699960b2009-08-23 18:03:34 +0200789 case 32:
790 src = *(line ++); src |= *(line ++); src |= *(line ++); line++;
791 break;
thsd34cab92007-04-02 01:10:46 +0000792 case 24:
793 src = *(line ++); src |= *(line ++); src |= *(line ++);
794 break;
795 case 16:
796 case 15:
797 src = *(line ++); src |= *(line ++);
798 break;
799 case 8:
800 src = *(line ++);
801 break;
802 case 4:
803 src = 0xf & (line[x >> 1] >> ((x & 1)) << 2);
804 break;
805 case 2:
806 src = 3 & (line[x >> 2] >> ((x & 3)) << 1);
807 break;
808 case 1:
809 src = 1 & (line[x >> 3] >> (x & 7));
810 break;
811 }
812 if (!src)
813 sprite[dst >> 3] |= (1 << (~dst & 7)) & mask[dst >> 3];
814 }
815 }
816 guest_sprite = SDL_CreateCursor(sprite, mask, width, height, hot_x, hot_y);
817
818 if (guest_cursor &&
819 (gui_grab || kbd_mouse_is_absolute() || absolute_enabled))
820 SDL_SetCursor(guest_sprite);
821}
822
ths5fafdf22007-09-16 21:08:06 +0000823static void sdl_cleanup(void)
bellard898712a2004-02-06 19:56:42 +0000824{
thsd34cab92007-04-02 01:10:46 +0000825 if (guest_sprite)
826 SDL_FreeCursor(guest_sprite);
malcd8ee7662009-05-17 18:26:05 +0400827 SDL_QuitSubSystem(SDL_INIT_VIDEO);
bellard898712a2004-02-06 19:56:42 +0000828}
829
ths43523e92007-02-18 18:19:32 +0000830void sdl_display_init(DisplayState *ds, int full_screen, int no_frame)
bellard0f0b7262003-08-09 18:26:36 +0000831{
832 int flags;
bellard09b26c52006-04-12 21:09:08 +0000833 uint8_t data = 0;
aliguori7b5d76d2009-03-13 15:02:13 +0000834 DisplayAllocator *da;
835 const SDL_VideoInfo *vi;
bellard0f0b7262003-08-09 18:26:36 +0000836
bellard3d11d0e2004-12-12 16:56:30 +0000837#if defined(__APPLE__)
838 /* always use generic keymaps */
839 if (!keyboard_layout)
840 keyboard_layout = "en-us";
841#endif
842 if(keyboard_layout) {
aliguori04837552009-03-06 20:27:10 +0000843 kbd_layout = init_keyboard_layout(name2keysym, keyboard_layout);
bellard3d11d0e2004-12-12 16:56:30 +0000844 if (!kbd_layout)
845 exit(1);
846 }
847
ths43523e92007-02-18 18:19:32 +0000848 if (no_frame)
849 gui_noframe = 1;
850
bellard0f0b7262003-08-09 18:26:36 +0000851 flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE;
852 if (SDL_Init (flags)) {
malc3caf2562009-12-30 04:26:34 +0300853 fprintf(stderr, "Could not initialize SDL(%s) - exiting\n",
854 SDL_GetError());
bellard0f0b7262003-08-09 18:26:36 +0000855 exit(1);
856 }
aliguori7b5d76d2009-03-13 15:02:13 +0000857 vi = SDL_GetVideoInfo();
Stefano Stabellinic18a2c32009-06-24 11:58:25 +0100858 host_format = *(vi->vfmt);
bellard0ae04d72003-09-30 21:09:16 +0000859
aliguori7d957bd2009-01-15 22:14:11 +0000860 dcl = qemu_mallocz(sizeof(DisplayChangeListener));
aliguori7d957bd2009-01-15 22:14:11 +0000861 dcl->dpy_update = sdl_update;
862 dcl->dpy_resize = sdl_resize;
863 dcl->dpy_refresh = sdl_refresh;
864 dcl->dpy_setdata = sdl_setdata;
865 dcl->dpy_fill = sdl_fill;
thsd34cab92007-04-02 01:10:46 +0000866 ds->mouse_set = sdl_mouse_warp;
867 ds->cursor_define = sdl_mouse_define;
aliguori7d957bd2009-01-15 22:14:11 +0000868 register_displaychangelistener(ds, dcl);
bellard0f0b7262003-08-09 18:26:36 +0000869
aliguori7b5d76d2009-03-13 15:02:13 +0000870 da = qemu_mallocz(sizeof(DisplayAllocator));
871 da->create_displaysurface = sdl_create_displaysurface;
872 da->resize_displaysurface = sdl_resize_displaysurface;
873 da->free_displaysurface = sdl_free_displaysurface;
874 if (register_displayallocator(ds, da) == da) {
875 DisplaySurface *surf;
876 surf = sdl_create_displaysurface(ds_get_width(ds), ds_get_height(ds));
877 defaultallocator_free_displaysurface(ds->surface);
878 ds->surface = surf;
879 dpy_resize(ds);
880 }
881
bellard8a7ddc32004-03-31 19:00:16 +0000882 sdl_update_caption();
bellard0f0b7262003-08-09 18:26:36 +0000883 SDL_EnableKeyRepeat(250, 50);
884 gui_grab = 0;
bellard898712a2004-02-06 19:56:42 +0000885
bellard09b26c52006-04-12 21:09:08 +0000886 sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0);
887 sdl_cursor_normal = SDL_GetCursor();
888
bellard898712a2004-02-06 19:56:42 +0000889 atexit(sdl_cleanup);
bellardd63d3072004-10-03 13:29:03 +0000890 if (full_screen) {
891 gui_fullscreen = 1;
892 gui_fullscreen_initial_grab = 1;
893 sdl_grab_start();
894 }
bellard0f0b7262003-08-09 18:26:36 +0000895}