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/*
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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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#include <SDL.h> |
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#include <SDL_syswm.h> |
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#ifndef _WIN32
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#include <signal.h> |
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#endif
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#include "qemu-common.h" |
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#include "console.h" |
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#include "sysemu.h" |
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#include "x_keymap.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 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_fullscreen_initial_grab; |
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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 int width, height; |
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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 = 0; |
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static uint8_t allocator;
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static uint8_t hostbpp;
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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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if (guest_screen) {
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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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SDL_BlitSurface(guest_screen, &rec, real_screen, &rec); |
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} |
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SDL_UpdateRect(real_screen, x, y, w, h); |
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} |
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static void sdl_setdata(DisplayState *ds) |
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{ |
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SDL_Rect rec; |
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rec.x = 0;
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rec.y = 0;
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rec.w = real_screen->w; |
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rec.h = real_screen->h; |
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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 new_width, int new_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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if (gui_noframe)
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flags |= SDL_NOFRAME; |
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width = new_width; |
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height = new_height; |
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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\n");
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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 (!allocator) {
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do_sdl_resize(ds_get_width(ds), ds_get_height(ds), 0);
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sdl_setdata(ds); |
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} else {
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if (guest_screen != NULL) { |
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SDL_FreeSurface(guest_screen); |
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guest_screen = NULL;
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} |
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} |
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} |
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static PixelFormat sdl_to_qemu_pixelformat(SDL_PixelFormat *sdl_pf)
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{ |
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PixelFormat qemu_pf; |
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memset(&qemu_pf, 0x00, sizeof(PixelFormat)); |
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qemu_pf.bits_per_pixel = sdl_pf->BitsPerPixel; |
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qemu_pf.bytes_per_pixel = sdl_pf->BytesPerPixel; |
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qemu_pf.depth = (qemu_pf.bits_per_pixel) == 32 ? 24 : (qemu_pf.bits_per_pixel); |
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qemu_pf.rmask = sdl_pf->Rmask; |
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qemu_pf.gmask = sdl_pf->Gmask; |
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qemu_pf.bmask = sdl_pf->Bmask; |
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qemu_pf.amask = sdl_pf->Amask; |
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qemu_pf.rshift = sdl_pf->Rshift; |
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qemu_pf.gshift = sdl_pf->Gshift; |
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qemu_pf.bshift = sdl_pf->Bshift; |
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qemu_pf.ashift = sdl_pf->Ashift; |
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qemu_pf.rbits = 8 - sdl_pf->Rloss;
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qemu_pf.gbits = 8 - sdl_pf->Gloss;
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qemu_pf.bbits = 8 - sdl_pf->Bloss;
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qemu_pf.abits = 8 - sdl_pf->Aloss;
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qemu_pf.rmax = ((1 << qemu_pf.rbits) - 1); |
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qemu_pf.gmax = ((1 << qemu_pf.gbits) - 1); |
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qemu_pf.bmax = ((1 << qemu_pf.bbits) - 1); |
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qemu_pf.amax = ((1 << qemu_pf.abits) - 1); |
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return qemu_pf;
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} |
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static DisplaySurface* sdl_create_displaysurface(int width, int height) |
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{ |
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DisplaySurface *surface = (DisplaySurface*) qemu_mallocz(sizeof(DisplaySurface));
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if (surface == NULL) { |
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fprintf(stderr, "sdl_create_displaysurface: malloc failed\n");
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exit(1);
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} |
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surface->width = width; |
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surface->height = height; |
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if (hostbpp == 16) |
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do_sdl_resize(width, height, 16);
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else
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do_sdl_resize(width, height, 32);
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surface->pf = sdl_to_qemu_pixelformat(real_screen->format); |
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surface->linesize = real_screen->pitch; |
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surface->data = real_screen->pixels; |
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#ifdef WORDS_BIGENDIAN
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surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG; |
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#else
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surface->flags = QEMU_ALLOCATED_FLAG; |
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#endif
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allocator = 1;
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return surface;
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} |
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static void sdl_free_displaysurface(DisplaySurface *surface) |
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{ |
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allocator = 0;
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if (surface == NULL) |
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return;
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qemu_free(surface); |
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} |
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static DisplaySurface* sdl_resize_displaysurface(DisplaySurface *surface, int width, int height) |
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{ |
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sdl_free_displaysurface(surface); |
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return sdl_create_displaysurface(width, height);
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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);
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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; |
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int has_evdev = 0; |
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const char *keycodes; |
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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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desc = XkbGetKeyboard(info.info.x11.display, |
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XkbGBN_AllComponentsMask, |
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XkbUseCoreKbd); |
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if (desc == NULL || desc->names == NULL) |
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return 0; |
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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, |
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"unknown keycodes `%s', please report to qemu-devel@nongnu.org\n",
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keycodes); |
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XkbFreeClientMap(desc, XkbGBN_AllComponentsMask, True); |
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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 & 0x80) |
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kbd_put_keycode(0xe0);
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kbd_put_keycode(i | 0x80);
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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 |= 0x80;
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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 */ |
348 |
case 0xb8: /* Right ALT */ |
349 |
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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case 0x45: /* num lock */ |
355 |
case 0x3a: /* caps lock */ |
356 |
/* 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 | 0x80);
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return;
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} |
361 |
|
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/* now send the key code */
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if (keycode & 0x80) |
364 |
kbd_put_keycode(0xe0);
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if (ev->type == SDL_KEYUP)
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kbd_put_keycode(keycode | 0x80);
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else
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kbd_put_keycode(keycode & 0x7f);
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} |
370 |
|
371 |
static void sdl_update_caption(void) |
372 |
{ |
373 |
char buf[1024]; |
374 |
const char *status = ""; |
375 |
|
376 |
if (!vm_running)
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status = " [Stopped]";
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else if (gui_grab) { |
379 |
if (!alt_grab)
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380 |
status = " - Press Ctrl-Alt to exit grab";
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381 |
else
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382 |
status = " - Press Ctrl-Alt-Shift to exit grab";
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383 |
} |
384 |
|
385 |
if (qemu_name)
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386 |
snprintf(buf, sizeof(buf), "QEMU (%s)%s", qemu_name, status); |
387 |
else
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388 |
snprintf(buf, sizeof(buf), "QEMU%s", status); |
389 |
|
390 |
SDL_WM_SetCaption(buf, "QEMU");
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} |
392 |
|
393 |
static void sdl_hide_cursor(void) |
394 |
{ |
395 |
if (!cursor_hide)
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396 |
return;
|
397 |
|
398 |
if (kbd_mouse_is_absolute()) {
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399 |
SDL_ShowCursor(1);
|
400 |
SDL_SetCursor(sdl_cursor_hidden); |
401 |
} else {
|
402 |
SDL_ShowCursor(0);
|
403 |
} |
404 |
} |
405 |
|
406 |
static void sdl_show_cursor(void) |
407 |
{ |
408 |
if (!cursor_hide)
|
409 |
return;
|
410 |
|
411 |
if (!kbd_mouse_is_absolute()) {
|
412 |
SDL_ShowCursor(1);
|
413 |
if (guest_cursor &&
|
414 |
(gui_grab || kbd_mouse_is_absolute() || absolute_enabled)) |
415 |
SDL_SetCursor(guest_sprite); |
416 |
else
|
417 |
SDL_SetCursor(sdl_cursor_normal); |
418 |
} |
419 |
} |
420 |
|
421 |
static void sdl_grab_start(void) |
422 |
{ |
423 |
if (guest_cursor) {
|
424 |
SDL_SetCursor(guest_sprite); |
425 |
if (!kbd_mouse_is_absolute() && !absolute_enabled)
|
426 |
SDL_WarpMouse(guest_x, guest_y); |
427 |
} else
|
428 |
sdl_hide_cursor(); |
429 |
|
430 |
if (SDL_WM_GrabInput(SDL_GRAB_ON) == SDL_GRAB_ON) {
|
431 |
gui_grab = 1;
|
432 |
sdl_update_caption(); |
433 |
} else
|
434 |
sdl_show_cursor(); |
435 |
} |
436 |
|
437 |
static void sdl_grab_end(void) |
438 |
{ |
439 |
SDL_WM_GrabInput(SDL_GRAB_OFF); |
440 |
gui_grab = 0;
|
441 |
sdl_show_cursor(); |
442 |
sdl_update_caption(); |
443 |
} |
444 |
|
445 |
static void sdl_send_mouse_event(int dx, int dy, int dz, int x, int y, int state) |
446 |
{ |
447 |
int buttons;
|
448 |
buttons = 0;
|
449 |
if (state & SDL_BUTTON(SDL_BUTTON_LEFT))
|
450 |
buttons |= MOUSE_EVENT_LBUTTON; |
451 |
if (state & SDL_BUTTON(SDL_BUTTON_RIGHT))
|
452 |
buttons |= MOUSE_EVENT_RBUTTON; |
453 |
if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE))
|
454 |
buttons |= MOUSE_EVENT_MBUTTON; |
455 |
|
456 |
if (kbd_mouse_is_absolute()) {
|
457 |
if (!absolute_enabled) {
|
458 |
sdl_hide_cursor(); |
459 |
if (gui_grab) {
|
460 |
sdl_grab_end(); |
461 |
} |
462 |
absolute_enabled = 1;
|
463 |
} |
464 |
|
465 |
dx = x * 0x7FFF / (width - 1); |
466 |
dy = y * 0x7FFF / (height - 1); |
467 |
} else if (absolute_enabled) { |
468 |
sdl_show_cursor(); |
469 |
absolute_enabled = 0;
|
470 |
} else if (guest_cursor) { |
471 |
x -= guest_x; |
472 |
y -= guest_y; |
473 |
guest_x += x; |
474 |
guest_y += y; |
475 |
dx = x; |
476 |
dy = y; |
477 |
} |
478 |
|
479 |
kbd_mouse_event(dx, dy, dz, buttons); |
480 |
} |
481 |
|
482 |
static void toggle_full_screen(DisplayState *ds) |
483 |
{ |
484 |
gui_fullscreen = !gui_fullscreen; |
485 |
do_sdl_resize(real_screen->w, real_screen->h, real_screen->format->BitsPerPixel); |
486 |
if (gui_fullscreen) {
|
487 |
gui_saved_grab = gui_grab; |
488 |
sdl_grab_start(); |
489 |
} else {
|
490 |
if (!gui_saved_grab)
|
491 |
sdl_grab_end(); |
492 |
} |
493 |
vga_hw_invalidate(); |
494 |
vga_hw_update(); |
495 |
} |
496 |
|
497 |
static void sdl_refresh(DisplayState *ds) |
498 |
{ |
499 |
SDL_Event ev1, *ev = &ev1; |
500 |
int mod_state;
|
501 |
int buttonstate = SDL_GetMouseState(NULL, NULL); |
502 |
|
503 |
if (last_vm_running != vm_running) {
|
504 |
last_vm_running = vm_running; |
505 |
sdl_update_caption(); |
506 |
} |
507 |
|
508 |
vga_hw_update(); |
509 |
SDL_EnableUNICODE(!is_graphic_console()); |
510 |
|
511 |
while (SDL_PollEvent(ev)) {
|
512 |
switch (ev->type) {
|
513 |
case SDL_VIDEOEXPOSE:
|
514 |
sdl_update(ds, 0, 0, real_screen->w, real_screen->h); |
515 |
break;
|
516 |
case SDL_KEYDOWN:
|
517 |
case SDL_KEYUP:
|
518 |
if (ev->type == SDL_KEYDOWN) {
|
519 |
if (!alt_grab) {
|
520 |
mod_state = (SDL_GetModState() & gui_grab_code) == |
521 |
gui_grab_code; |
522 |
} else {
|
523 |
mod_state = (SDL_GetModState() & (gui_grab_code | KMOD_LSHIFT)) == |
524 |
(gui_grab_code | KMOD_LSHIFT); |
525 |
} |
526 |
gui_key_modifier_pressed = mod_state; |
527 |
if (gui_key_modifier_pressed) {
|
528 |
int keycode;
|
529 |
keycode = sdl_keyevent_to_keycode(&ev->key); |
530 |
switch(keycode) {
|
531 |
case 0x21: /* 'f' key on US keyboard */ |
532 |
toggle_full_screen(ds); |
533 |
gui_keysym = 1;
|
534 |
break;
|
535 |
case 0x02 ... 0x0a: /* '1' to '9' keys */ |
536 |
/* Reset the modifiers sent to the current console */
|
537 |
reset_keys(); |
538 |
console_select(keycode - 0x02);
|
539 |
if (!is_graphic_console()) {
|
540 |
/* display grab if going to a text console */
|
541 |
if (gui_grab)
|
542 |
sdl_grab_end(); |
543 |
} |
544 |
gui_keysym = 1;
|
545 |
break;
|
546 |
default:
|
547 |
break;
|
548 |
} |
549 |
} else if (!is_graphic_console()) { |
550 |
int keysym;
|
551 |
keysym = 0;
|
552 |
if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) {
|
553 |
switch(ev->key.keysym.sym) {
|
554 |
case SDLK_UP: keysym = QEMU_KEY_CTRL_UP; break; |
555 |
case SDLK_DOWN: keysym = QEMU_KEY_CTRL_DOWN; break; |
556 |
case SDLK_LEFT: keysym = QEMU_KEY_CTRL_LEFT; break; |
557 |
case SDLK_RIGHT: keysym = QEMU_KEY_CTRL_RIGHT; break; |
558 |
case SDLK_HOME: keysym = QEMU_KEY_CTRL_HOME; break; |
559 |
case SDLK_END: keysym = QEMU_KEY_CTRL_END; break; |
560 |
case SDLK_PAGEUP: keysym = QEMU_KEY_CTRL_PAGEUP; break; |
561 |
case SDLK_PAGEDOWN: keysym = QEMU_KEY_CTRL_PAGEDOWN; break; |
562 |
default: break; |
563 |
} |
564 |
} else {
|
565 |
switch(ev->key.keysym.sym) {
|
566 |
case SDLK_UP: keysym = QEMU_KEY_UP; break; |
567 |
case SDLK_DOWN: keysym = QEMU_KEY_DOWN; break; |
568 |
case SDLK_LEFT: keysym = QEMU_KEY_LEFT; break; |
569 |
case SDLK_RIGHT: keysym = QEMU_KEY_RIGHT; break; |
570 |
case SDLK_HOME: keysym = QEMU_KEY_HOME; break; |
571 |
case SDLK_END: keysym = QEMU_KEY_END; break; |
572 |
case SDLK_PAGEUP: keysym = QEMU_KEY_PAGEUP; break; |
573 |
case SDLK_PAGEDOWN: keysym = QEMU_KEY_PAGEDOWN; break; |
574 |
case SDLK_BACKSPACE: keysym = QEMU_KEY_BACKSPACE; break; |
575 |
case SDLK_DELETE: keysym = QEMU_KEY_DELETE; break; |
576 |
default: break; |
577 |
} |
578 |
} |
579 |
if (keysym) {
|
580 |
kbd_put_keysym(keysym); |
581 |
} else if (ev->key.keysym.unicode != 0) { |
582 |
kbd_put_keysym(ev->key.keysym.unicode); |
583 |
} |
584 |
} |
585 |
} else if (ev->type == SDL_KEYUP) { |
586 |
if (!alt_grab) {
|
587 |
mod_state = (ev->key.keysym.mod & gui_grab_code); |
588 |
} else {
|
589 |
mod_state = (ev->key.keysym.mod & |
590 |
(gui_grab_code | KMOD_LSHIFT)); |
591 |
} |
592 |
if (!mod_state) {
|
593 |
if (gui_key_modifier_pressed) {
|
594 |
gui_key_modifier_pressed = 0;
|
595 |
if (gui_keysym == 0) { |
596 |
/* exit/enter grab if pressing Ctrl-Alt */
|
597 |
if (!gui_grab) {
|
598 |
/* if the application is not active,
|
599 |
do not try to enter grab state. It
|
600 |
prevents
|
601 |
'SDL_WM_GrabInput(SDL_GRAB_ON)'
|
602 |
from blocking all the application
|
603 |
(SDL bug). */
|
604 |
if (SDL_GetAppState() & SDL_APPACTIVE)
|
605 |
sdl_grab_start(); |
606 |
} else {
|
607 |
sdl_grab_end(); |
608 |
} |
609 |
/* SDL does not send back all the
|
610 |
modifiers key, so we must correct it */
|
611 |
reset_keys(); |
612 |
break;
|
613 |
} |
614 |
gui_keysym = 0;
|
615 |
} |
616 |
} |
617 |
} |
618 |
if (is_graphic_console() && !gui_keysym)
|
619 |
sdl_process_key(&ev->key); |
620 |
break;
|
621 |
case SDL_QUIT:
|
622 |
if (!no_quit)
|
623 |
qemu_system_shutdown_request(); |
624 |
break;
|
625 |
case SDL_MOUSEMOTION:
|
626 |
if (gui_grab || kbd_mouse_is_absolute() ||
|
627 |
absolute_enabled) { |
628 |
sdl_send_mouse_event(ev->motion.xrel, ev->motion.yrel, 0,
|
629 |
ev->motion.x, ev->motion.y, ev->motion.state); |
630 |
} |
631 |
break;
|
632 |
case SDL_MOUSEBUTTONDOWN:
|
633 |
case SDL_MOUSEBUTTONUP:
|
634 |
{ |
635 |
SDL_MouseButtonEvent *bev = &ev->button; |
636 |
if (!gui_grab && !kbd_mouse_is_absolute()) {
|
637 |
if (ev->type == SDL_MOUSEBUTTONDOWN &&
|
638 |
(bev->button == SDL_BUTTON_LEFT)) { |
639 |
/* start grabbing all events */
|
640 |
sdl_grab_start(); |
641 |
} |
642 |
} else {
|
643 |
int dz;
|
644 |
dz = 0;
|
645 |
if (ev->type == SDL_MOUSEBUTTONDOWN) {
|
646 |
buttonstate |= SDL_BUTTON(bev->button); |
647 |
} else {
|
648 |
buttonstate &= ~SDL_BUTTON(bev->button); |
649 |
} |
650 |
#ifdef SDL_BUTTON_WHEELUP
|
651 |
if (bev->button == SDL_BUTTON_WHEELUP && ev->type == SDL_MOUSEBUTTONDOWN) {
|
652 |
dz = -1;
|
653 |
} else if (bev->button == SDL_BUTTON_WHEELDOWN && ev->type == SDL_MOUSEBUTTONDOWN) { |
654 |
dz = 1;
|
655 |
} |
656 |
#endif
|
657 |
sdl_send_mouse_event(0, 0, dz, bev->x, bev->y, buttonstate); |
658 |
} |
659 |
} |
660 |
break;
|
661 |
case SDL_ACTIVEEVENT:
|
662 |
if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
|
663 |
!ev->active.gain && !gui_fullscreen_initial_grab) { |
664 |
sdl_grab_end(); |
665 |
} |
666 |
if (ev->active.state & SDL_APPACTIVE) {
|
667 |
if (ev->active.gain) {
|
668 |
/* Back to default interval */
|
669 |
dcl->gui_timer_interval = 0;
|
670 |
dcl->idle = 0;
|
671 |
} else {
|
672 |
/* Sleeping interval */
|
673 |
dcl->gui_timer_interval = 500;
|
674 |
dcl->idle = 1;
|
675 |
} |
676 |
} |
677 |
break;
|
678 |
default:
|
679 |
break;
|
680 |
} |
681 |
} |
682 |
} |
683 |
|
684 |
static void sdl_fill(DisplayState *ds, int x, int y, int w, int h, uint32_t c) |
685 |
{ |
686 |
SDL_Rect dst = { x, y, w, h }; |
687 |
SDL_FillRect(real_screen, &dst, c); |
688 |
} |
689 |
|
690 |
static void sdl_mouse_warp(int x, int y, int on) |
691 |
{ |
692 |
if (on) {
|
693 |
if (!guest_cursor)
|
694 |
sdl_show_cursor(); |
695 |
if (gui_grab || kbd_mouse_is_absolute() || absolute_enabled) {
|
696 |
SDL_SetCursor(guest_sprite); |
697 |
if (!kbd_mouse_is_absolute() && !absolute_enabled)
|
698 |
SDL_WarpMouse(x, y); |
699 |
} |
700 |
} else if (gui_grab) |
701 |
sdl_hide_cursor(); |
702 |
guest_cursor = on; |
703 |
guest_x = x, guest_y = y; |
704 |
} |
705 |
|
706 |
static void sdl_mouse_define(int width, int height, int bpp, |
707 |
int hot_x, int hot_y, |
708 |
uint8_t *image, uint8_t *mask) |
709 |
{ |
710 |
uint8_t sprite[256], *line;
|
711 |
int x, y, dst, bypl, src = 0; |
712 |
if (guest_sprite)
|
713 |
SDL_FreeCursor(guest_sprite); |
714 |
|
715 |
memset(sprite, 0, 256); |
716 |
bypl = ((width * bpp + 31) >> 5) << 2; |
717 |
for (y = 0, dst = 0; y < height; y ++, image += bypl) { |
718 |
line = image; |
719 |
for (x = 0; x < width; x ++, dst ++) { |
720 |
switch (bpp) {
|
721 |
case 24: |
722 |
src = *(line ++); src |= *(line ++); src |= *(line ++); |
723 |
break;
|
724 |
case 16: |
725 |
case 15: |
726 |
src = *(line ++); src |= *(line ++); |
727 |
break;
|
728 |
case 8: |
729 |
src = *(line ++); |
730 |
break;
|
731 |
case 4: |
732 |
src = 0xf & (line[x >> 1] >> ((x & 1)) << 2); |
733 |
break;
|
734 |
case 2: |
735 |
src = 3 & (line[x >> 2] >> ((x & 3)) << 1); |
736 |
break;
|
737 |
case 1: |
738 |
src = 1 & (line[x >> 3] >> (x & 7)); |
739 |
break;
|
740 |
} |
741 |
if (!src)
|
742 |
sprite[dst >> 3] |= (1 << (~dst & 7)) & mask[dst >> 3]; |
743 |
} |
744 |
} |
745 |
guest_sprite = SDL_CreateCursor(sprite, mask, width, height, hot_x, hot_y); |
746 |
|
747 |
if (guest_cursor &&
|
748 |
(gui_grab || kbd_mouse_is_absolute() || absolute_enabled)) |
749 |
SDL_SetCursor(guest_sprite); |
750 |
} |
751 |
|
752 |
static void sdl_cleanup(void) |
753 |
{ |
754 |
if (guest_sprite)
|
755 |
SDL_FreeCursor(guest_sprite); |
756 |
SDL_Quit(); |
757 |
} |
758 |
|
759 |
void sdl_display_init(DisplayState *ds, int full_screen, int no_frame) |
760 |
{ |
761 |
int flags;
|
762 |
uint8_t data = 0;
|
763 |
DisplayAllocator *da; |
764 |
const SDL_VideoInfo *vi;
|
765 |
|
766 |
#if defined(__APPLE__)
|
767 |
/* always use generic keymaps */
|
768 |
if (!keyboard_layout)
|
769 |
keyboard_layout = "en-us";
|
770 |
#endif
|
771 |
if(keyboard_layout) {
|
772 |
kbd_layout = init_keyboard_layout(name2keysym, keyboard_layout); |
773 |
if (!kbd_layout)
|
774 |
exit(1);
|
775 |
} |
776 |
|
777 |
if (no_frame)
|
778 |
gui_noframe = 1;
|
779 |
|
780 |
flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE; |
781 |
if (SDL_Init (flags)) {
|
782 |
fprintf(stderr, "Could not initialize SDL - exiting\n");
|
783 |
exit(1);
|
784 |
} |
785 |
vi = SDL_GetVideoInfo(); |
786 |
hostbpp = vi->vfmt->BitsPerPixel; |
787 |
|
788 |
dcl = qemu_mallocz(sizeof(DisplayChangeListener));
|
789 |
dcl->dpy_update = sdl_update; |
790 |
dcl->dpy_resize = sdl_resize; |
791 |
dcl->dpy_refresh = sdl_refresh; |
792 |
dcl->dpy_setdata = sdl_setdata; |
793 |
dcl->dpy_fill = sdl_fill; |
794 |
ds->mouse_set = sdl_mouse_warp; |
795 |
ds->cursor_define = sdl_mouse_define; |
796 |
register_displaychangelistener(ds, dcl); |
797 |
|
798 |
da = qemu_mallocz(sizeof(DisplayAllocator));
|
799 |
da->create_displaysurface = sdl_create_displaysurface; |
800 |
da->resize_displaysurface = sdl_resize_displaysurface; |
801 |
da->free_displaysurface = sdl_free_displaysurface; |
802 |
if (register_displayallocator(ds, da) == da) {
|
803 |
DisplaySurface *surf; |
804 |
surf = sdl_create_displaysurface(ds_get_width(ds), ds_get_height(ds)); |
805 |
defaultallocator_free_displaysurface(ds->surface); |
806 |
ds->surface = surf; |
807 |
dpy_resize(ds); |
808 |
} |
809 |
|
810 |
sdl_update_caption(); |
811 |
SDL_EnableKeyRepeat(250, 50); |
812 |
gui_grab = 0;
|
813 |
|
814 |
sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0); |
815 |
sdl_cursor_normal = SDL_GetCursor(); |
816 |
|
817 |
atexit(sdl_cleanup); |
818 |
if (full_screen) {
|
819 |
gui_fullscreen = 1;
|
820 |
gui_fullscreen_initial_grab = 1;
|
821 |
sdl_grab_start(); |
822 |
} |
823 |
} |