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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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/* 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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#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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#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 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 = NULL; |
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static uint8_t allocator;
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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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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|SDL_RESIZABLE; |
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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 (%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 (!allocator) {
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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, ds_get_bits_per_pixel(ds)); |
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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 (scaling_active) {
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if (host_format.BytesPerPixel != 2 && host_format.BytesPerPixel != 4) { |
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surface->linesize = width * 4;
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surface->pf = qemu_default_pixelformat(32);
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} else {
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surface->linesize = width * host_format.BytesPerPixel; |
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surface->pf = sdl_to_qemu_pixelformat(&host_format); |
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} |
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#ifdef HOST_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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surface->data = (uint8_t*) qemu_mallocz(surface->linesize * surface->height); |
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return surface;
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} |
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if (host_format.BitsPerPixel == 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 HOST_WORDS_BIGENDIAN
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surface->flags = QEMU_REALPIXELS_FLAG | QEMU_BIG_ENDIAN_FLAG; |
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#else
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surface->flags = QEMU_REALPIXELS_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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if (surface->flags & QEMU_ALLOCATED_FLAG)
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qemu_free(surface->data); |
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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) & 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 */ |
392 |
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 */ |
398 |
case 0x3a: /* caps lock */ |
399 |
/* SDL does not send the key up event, so we generate it */
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kbd_put_keycode(keycode); |
401 |
kbd_put_keycode(keycode | SCANCODE_UP); |
402 |
return;
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} |
404 |
|
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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); |
408 |
if (ev->type == SDL_KEYUP)
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kbd_put_keycode(keycode | SCANCODE_UP); |
410 |
else
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kbd_put_keycode(keycode & SCANCODE_KEYCODEMASK); |
412 |
} |
413 |
|
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static void sdl_update_caption(void) |
415 |
{ |
416 |
char win_title[1024]; |
417 |
char icon_title[1024]; |
418 |
const char *status = ""; |
419 |
|
420 |
if (!vm_running)
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status = " [Stopped]";
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else if (gui_grab) { |
423 |
if (alt_grab)
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status = " - Press Ctrl-Alt-Shift to exit mouse grab";
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else if (ctrl_grab) |
426 |
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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} |
430 |
|
431 |
if (qemu_name) {
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432 |
snprintf(win_title, sizeof(win_title), "QEMU (%s)%s", qemu_name, status); |
433 |
snprintf(icon_title, sizeof(icon_title), "QEMU (%s)", qemu_name); |
434 |
} else {
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435 |
snprintf(win_title, sizeof(win_title), "QEMU%s", status); |
436 |
snprintf(icon_title, sizeof(icon_title), "QEMU"); |
437 |
} |
438 |
|
439 |
SDL_WM_SetCaption(win_title, icon_title); |
440 |
} |
441 |
|
442 |
static void sdl_hide_cursor(void) |
443 |
{ |
444 |
if (!cursor_hide)
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445 |
return;
|
446 |
|
447 |
if (kbd_mouse_is_absolute()) {
|
448 |
SDL_ShowCursor(1);
|
449 |
SDL_SetCursor(sdl_cursor_hidden); |
450 |
} else {
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451 |
SDL_ShowCursor(0);
|
452 |
} |
453 |
} |
454 |
|
455 |
static void sdl_show_cursor(void) |
456 |
{ |
457 |
if (!cursor_hide)
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458 |
return;
|
459 |
|
460 |
if (!kbd_mouse_is_absolute()) {
|
461 |
SDL_ShowCursor(1);
|
462 |
if (guest_cursor &&
|
463 |
(gui_grab || kbd_mouse_is_absolute() || absolute_enabled)) |
464 |
SDL_SetCursor(guest_sprite); |
465 |
else
|
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SDL_SetCursor(sdl_cursor_normal); |
467 |
} |
468 |
} |
469 |
|
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static void sdl_grab_start(void) |
471 |
{ |
472 |
if (guest_cursor) {
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473 |
SDL_SetCursor(guest_sprite); |
474 |
if (!kbd_mouse_is_absolute() && !absolute_enabled)
|
475 |
SDL_WarpMouse(guest_x, guest_y); |
476 |
} else
|
477 |
sdl_hide_cursor(); |
478 |
|
479 |
if (SDL_WM_GrabInput(SDL_GRAB_ON) == SDL_GRAB_ON) {
|
480 |
gui_grab = 1;
|
481 |
sdl_update_caption(); |
482 |
} else
|
483 |
sdl_show_cursor(); |
484 |
} |
485 |
|
486 |
static void sdl_grab_end(void) |
487 |
{ |
488 |
SDL_WM_GrabInput(SDL_GRAB_OFF); |
489 |
gui_grab = 0;
|
490 |
sdl_show_cursor(); |
491 |
sdl_update_caption(); |
492 |
} |
493 |
|
494 |
static void sdl_mouse_mode_change(Notifier *notify) |
495 |
{ |
496 |
if (kbd_mouse_is_absolute()) {
|
497 |
if (!absolute_enabled) {
|
498 |
sdl_hide_cursor(); |
499 |
if (gui_grab) {
|
500 |
sdl_grab_end(); |
501 |
} |
502 |
absolute_enabled = 1;
|
503 |
} |
504 |
} else if (absolute_enabled) { |
505 |
sdl_show_cursor(); |
506 |
absolute_enabled = 0;
|
507 |
} |
508 |
} |
509 |
|
510 |
static void sdl_send_mouse_event(int dx, int dy, int dz, int x, int y, int state) |
511 |
{ |
512 |
int buttons;
|
513 |
buttons = 0;
|
514 |
if (state & SDL_BUTTON(SDL_BUTTON_LEFT))
|
515 |
buttons |= MOUSE_EVENT_LBUTTON; |
516 |
if (state & SDL_BUTTON(SDL_BUTTON_RIGHT))
|
517 |
buttons |= MOUSE_EVENT_RBUTTON; |
518 |
if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE))
|
519 |
buttons |= MOUSE_EVENT_MBUTTON; |
520 |
|
521 |
if (kbd_mouse_is_absolute()) {
|
522 |
dx = x * 0x7FFF / (width - 1); |
523 |
dy = y * 0x7FFF / (height - 1); |
524 |
} else if (guest_cursor) { |
525 |
x -= guest_x; |
526 |
y -= guest_y; |
527 |
guest_x += x; |
528 |
guest_y += y; |
529 |
dx = x; |
530 |
dy = y; |
531 |
} |
532 |
|
533 |
kbd_mouse_event(dx, dy, dz, buttons); |
534 |
} |
535 |
|
536 |
static void toggle_full_screen(DisplayState *ds) |
537 |
{ |
538 |
gui_fullscreen = !gui_fullscreen; |
539 |
do_sdl_resize(real_screen->w, real_screen->h, real_screen->format->BitsPerPixel); |
540 |
if (gui_fullscreen) {
|
541 |
scaling_active = 0;
|
542 |
gui_saved_grab = gui_grab; |
543 |
sdl_grab_start(); |
544 |
} else {
|
545 |
if (!gui_saved_grab)
|
546 |
sdl_grab_end(); |
547 |
} |
548 |
vga_hw_invalidate(); |
549 |
vga_hw_update(); |
550 |
} |
551 |
|
552 |
static void sdl_refresh(DisplayState *ds) |
553 |
{ |
554 |
SDL_Event ev1, *ev = &ev1; |
555 |
int mod_state;
|
556 |
int buttonstate = SDL_GetMouseState(NULL, NULL); |
557 |
|
558 |
if (last_vm_running != vm_running) {
|
559 |
last_vm_running = vm_running; |
560 |
sdl_update_caption(); |
561 |
} |
562 |
|
563 |
vga_hw_update(); |
564 |
SDL_EnableUNICODE(!is_graphic_console()); |
565 |
|
566 |
while (SDL_PollEvent(ev)) {
|
567 |
switch (ev->type) {
|
568 |
case SDL_VIDEOEXPOSE:
|
569 |
sdl_update(ds, 0, 0, real_screen->w, real_screen->h); |
570 |
break;
|
571 |
case SDL_KEYDOWN:
|
572 |
case SDL_KEYUP:
|
573 |
if (ev->type == SDL_KEYDOWN) {
|
574 |
if (alt_grab) {
|
575 |
mod_state = (SDL_GetModState() & (gui_grab_code | KMOD_LSHIFT)) == |
576 |
(gui_grab_code | KMOD_LSHIFT); |
577 |
} else if (ctrl_grab) { |
578 |
mod_state = (SDL_GetModState() & KMOD_RCTRL) == KMOD_RCTRL; |
579 |
} else {
|
580 |
mod_state = (SDL_GetModState() & gui_grab_code) == |
581 |
gui_grab_code; |
582 |
} |
583 |
gui_key_modifier_pressed = mod_state; |
584 |
if (gui_key_modifier_pressed) {
|
585 |
int keycode;
|
586 |
keycode = sdl_keyevent_to_keycode(&ev->key); |
587 |
switch(keycode) {
|
588 |
case 0x21: /* 'f' key on US keyboard */ |
589 |
toggle_full_screen(ds); |
590 |
gui_keysym = 1;
|
591 |
break;
|
592 |
case 0x16: /* 'u' key on US keyboard */ |
593 |
scaling_active = 0;
|
594 |
sdl_resize(ds); |
595 |
vga_hw_invalidate(); |
596 |
vga_hw_update(); |
597 |
break;
|
598 |
case 0x02 ... 0x0a: /* '1' to '9' keys */ |
599 |
/* Reset the modifiers sent to the current console */
|
600 |
reset_keys(); |
601 |
console_select(keycode - 0x02);
|
602 |
if (!is_graphic_console()) {
|
603 |
/* display grab if going to a text console */
|
604 |
if (gui_grab)
|
605 |
sdl_grab_end(); |
606 |
} |
607 |
gui_keysym = 1;
|
608 |
break;
|
609 |
default:
|
610 |
break;
|
611 |
} |
612 |
} else if (!is_graphic_console()) { |
613 |
int keysym;
|
614 |
keysym = 0;
|
615 |
if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) {
|
616 |
switch(ev->key.keysym.sym) {
|
617 |
case SDLK_UP: keysym = QEMU_KEY_CTRL_UP; break; |
618 |
case SDLK_DOWN: keysym = QEMU_KEY_CTRL_DOWN; break; |
619 |
case SDLK_LEFT: keysym = QEMU_KEY_CTRL_LEFT; break; |
620 |
case SDLK_RIGHT: keysym = QEMU_KEY_CTRL_RIGHT; break; |
621 |
case SDLK_HOME: keysym = QEMU_KEY_CTRL_HOME; break; |
622 |
case SDLK_END: keysym = QEMU_KEY_CTRL_END; break; |
623 |
case SDLK_PAGEUP: keysym = QEMU_KEY_CTRL_PAGEUP; break; |
624 |
case SDLK_PAGEDOWN: keysym = QEMU_KEY_CTRL_PAGEDOWN; break; |
625 |
default: break; |
626 |
} |
627 |
} else {
|
628 |
switch(ev->key.keysym.sym) {
|
629 |
case SDLK_UP: keysym = QEMU_KEY_UP; break; |
630 |
case SDLK_DOWN: keysym = QEMU_KEY_DOWN; break; |
631 |
case SDLK_LEFT: keysym = QEMU_KEY_LEFT; break; |
632 |
case SDLK_RIGHT: keysym = QEMU_KEY_RIGHT; break; |
633 |
case SDLK_HOME: keysym = QEMU_KEY_HOME; break; |
634 |
case SDLK_END: keysym = QEMU_KEY_END; break; |
635 |
case SDLK_PAGEUP: keysym = QEMU_KEY_PAGEUP; break; |
636 |
case SDLK_PAGEDOWN: keysym = QEMU_KEY_PAGEDOWN; break; |
637 |
case SDLK_BACKSPACE: keysym = QEMU_KEY_BACKSPACE; break; |
638 |
case SDLK_DELETE: keysym = QEMU_KEY_DELETE; break; |
639 |
default: break; |
640 |
} |
641 |
} |
642 |
if (keysym) {
|
643 |
kbd_put_keysym(keysym); |
644 |
} else if (ev->key.keysym.unicode != 0) { |
645 |
kbd_put_keysym(ev->key.keysym.unicode); |
646 |
} |
647 |
} |
648 |
} else if (ev->type == SDL_KEYUP) { |
649 |
if (!alt_grab) {
|
650 |
mod_state = (ev->key.keysym.mod & gui_grab_code); |
651 |
} else {
|
652 |
mod_state = (ev->key.keysym.mod & |
653 |
(gui_grab_code | KMOD_LSHIFT)); |
654 |
} |
655 |
if (!mod_state) {
|
656 |
if (gui_key_modifier_pressed) {
|
657 |
gui_key_modifier_pressed = 0;
|
658 |
if (gui_keysym == 0) { |
659 |
/* exit/enter grab if pressing Ctrl-Alt */
|
660 |
if (!gui_grab) {
|
661 |
/* if the application is not active,
|
662 |
do not try to enter grab state. It
|
663 |
prevents
|
664 |
'SDL_WM_GrabInput(SDL_GRAB_ON)'
|
665 |
from blocking all the application
|
666 |
(SDL bug). */
|
667 |
if (SDL_GetAppState() & SDL_APPACTIVE)
|
668 |
sdl_grab_start(); |
669 |
} else {
|
670 |
sdl_grab_end(); |
671 |
} |
672 |
/* SDL does not send back all the
|
673 |
modifiers key, so we must correct it */
|
674 |
reset_keys(); |
675 |
break;
|
676 |
} |
677 |
gui_keysym = 0;
|
678 |
} |
679 |
} |
680 |
} |
681 |
if (is_graphic_console() && !gui_keysym)
|
682 |
sdl_process_key(&ev->key); |
683 |
break;
|
684 |
case SDL_QUIT:
|
685 |
if (!no_quit)
|
686 |
qemu_system_shutdown_request(); |
687 |
break;
|
688 |
case SDL_MOUSEMOTION:
|
689 |
if (gui_grab || kbd_mouse_is_absolute() ||
|
690 |
absolute_enabled) { |
691 |
sdl_send_mouse_event(ev->motion.xrel, ev->motion.yrel, 0,
|
692 |
ev->motion.x, ev->motion.y, ev->motion.state); |
693 |
} |
694 |
break;
|
695 |
case SDL_MOUSEBUTTONDOWN:
|
696 |
case SDL_MOUSEBUTTONUP:
|
697 |
{ |
698 |
SDL_MouseButtonEvent *bev = &ev->button; |
699 |
if (!gui_grab && !kbd_mouse_is_absolute()) {
|
700 |
if (ev->type == SDL_MOUSEBUTTONDOWN &&
|
701 |
(bev->button == SDL_BUTTON_LEFT)) { |
702 |
/* start grabbing all events */
|
703 |
sdl_grab_start(); |
704 |
} |
705 |
} else {
|
706 |
int dz;
|
707 |
dz = 0;
|
708 |
if (ev->type == SDL_MOUSEBUTTONDOWN) {
|
709 |
buttonstate |= SDL_BUTTON(bev->button); |
710 |
} else {
|
711 |
buttonstate &= ~SDL_BUTTON(bev->button); |
712 |
} |
713 |
#ifdef SDL_BUTTON_WHEELUP
|
714 |
if (bev->button == SDL_BUTTON_WHEELUP && ev->type == SDL_MOUSEBUTTONDOWN) {
|
715 |
dz = -1;
|
716 |
} else if (bev->button == SDL_BUTTON_WHEELDOWN && ev->type == SDL_MOUSEBUTTONDOWN) { |
717 |
dz = 1;
|
718 |
} |
719 |
#endif
|
720 |
sdl_send_mouse_event(0, 0, dz, bev->x, bev->y, buttonstate); |
721 |
} |
722 |
} |
723 |
break;
|
724 |
case SDL_ACTIVEEVENT:
|
725 |
if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
|
726 |
!ev->active.gain && !gui_fullscreen_initial_grab) { |
727 |
sdl_grab_end(); |
728 |
} |
729 |
if (ev->active.state & SDL_APPACTIVE) {
|
730 |
if (ev->active.gain) {
|
731 |
/* Back to default interval */
|
732 |
dcl->gui_timer_interval = 0;
|
733 |
dcl->idle = 0;
|
734 |
} else {
|
735 |
/* Sleeping interval */
|
736 |
dcl->gui_timer_interval = 500;
|
737 |
dcl->idle = 1;
|
738 |
} |
739 |
} |
740 |
break;
|
741 |
case SDL_VIDEORESIZE:
|
742 |
{ |
743 |
SDL_ResizeEvent *rev = &ev->resize; |
744 |
int bpp = real_screen->format->BitsPerPixel;
|
745 |
if (bpp != 16 && bpp != 32) |
746 |
bpp = 32;
|
747 |
do_sdl_resize(rev->w, rev->h, bpp); |
748 |
scaling_active = 1;
|
749 |
if (!is_buffer_shared(ds->surface)) {
|
750 |
ds->surface = qemu_resize_displaysurface(ds, ds_get_width(ds), ds_get_height(ds)); |
751 |
dpy_resize(ds); |
752 |
} |
753 |
vga_hw_invalidate(); |
754 |
vga_hw_update(); |
755 |
break;
|
756 |
} |
757 |
default:
|
758 |
break;
|
759 |
} |
760 |
} |
761 |
} |
762 |
|
763 |
static void sdl_fill(DisplayState *ds, int x, int y, int w, int h, uint32_t c) |
764 |
{ |
765 |
SDL_Rect dst = { x, y, w, h }; |
766 |
SDL_FillRect(real_screen, &dst, c); |
767 |
} |
768 |
|
769 |
static void sdl_mouse_warp(int x, int y, int on) |
770 |
{ |
771 |
if (on) {
|
772 |
if (!guest_cursor)
|
773 |
sdl_show_cursor(); |
774 |
if (gui_grab || kbd_mouse_is_absolute() || absolute_enabled) {
|
775 |
SDL_SetCursor(guest_sprite); |
776 |
if (!kbd_mouse_is_absolute() && !absolute_enabled)
|
777 |
SDL_WarpMouse(x, y); |
778 |
} |
779 |
} else if (gui_grab) |
780 |
sdl_hide_cursor(); |
781 |
guest_cursor = on; |
782 |
guest_x = x, guest_y = y; |
783 |
} |
784 |
|
785 |
static void sdl_mouse_define(QEMUCursor *c) |
786 |
{ |
787 |
uint8_t *image, *mask; |
788 |
int bpl;
|
789 |
|
790 |
if (guest_sprite)
|
791 |
SDL_FreeCursor(guest_sprite); |
792 |
|
793 |
bpl = cursor_get_mono_bpl(c); |
794 |
image = qemu_mallocz(bpl * c->height); |
795 |
mask = qemu_mallocz(bpl * c->height); |
796 |
cursor_get_mono_image(c, 0x000000, image);
|
797 |
cursor_get_mono_mask(c, 0, mask);
|
798 |
guest_sprite = SDL_CreateCursor(image, mask, c->width, c->height, |
799 |
c->hot_x, c->hot_y); |
800 |
qemu_free(image); |
801 |
qemu_free(mask); |
802 |
|
803 |
if (guest_cursor &&
|
804 |
(gui_grab || kbd_mouse_is_absolute() || absolute_enabled)) |
805 |
SDL_SetCursor(guest_sprite); |
806 |
} |
807 |
|
808 |
static void sdl_cleanup(void) |
809 |
{ |
810 |
if (guest_sprite)
|
811 |
SDL_FreeCursor(guest_sprite); |
812 |
SDL_QuitSubSystem(SDL_INIT_VIDEO); |
813 |
} |
814 |
|
815 |
void sdl_display_init(DisplayState *ds, int full_screen, int no_frame) |
816 |
{ |
817 |
int flags;
|
818 |
uint8_t data = 0;
|
819 |
DisplayAllocator *da; |
820 |
const SDL_VideoInfo *vi;
|
821 |
|
822 |
#if defined(__APPLE__)
|
823 |
/* always use generic keymaps */
|
824 |
if (!keyboard_layout)
|
825 |
keyboard_layout = "en-us";
|
826 |
#endif
|
827 |
if(keyboard_layout) {
|
828 |
kbd_layout = init_keyboard_layout(name2keysym, keyboard_layout); |
829 |
if (!kbd_layout)
|
830 |
exit(1);
|
831 |
} |
832 |
|
833 |
if (no_frame)
|
834 |
gui_noframe = 1;
|
835 |
|
836 |
if (!full_screen) {
|
837 |
setenv("SDL_VIDEO_ALLOW_SCREENSAVER", "1", 0); |
838 |
} |
839 |
|
840 |
flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE; |
841 |
if (SDL_Init (flags)) {
|
842 |
fprintf(stderr, "Could not initialize SDL(%s) - exiting\n",
|
843 |
SDL_GetError()); |
844 |
exit(1);
|
845 |
} |
846 |
vi = SDL_GetVideoInfo(); |
847 |
host_format = *(vi->vfmt); |
848 |
|
849 |
dcl = qemu_mallocz(sizeof(DisplayChangeListener));
|
850 |
dcl->dpy_update = sdl_update; |
851 |
dcl->dpy_resize = sdl_resize; |
852 |
dcl->dpy_refresh = sdl_refresh; |
853 |
dcl->dpy_setdata = sdl_setdata; |
854 |
dcl->dpy_fill = sdl_fill; |
855 |
ds->mouse_set = sdl_mouse_warp; |
856 |
ds->cursor_define = sdl_mouse_define; |
857 |
register_displaychangelistener(ds, dcl); |
858 |
|
859 |
da = qemu_mallocz(sizeof(DisplayAllocator));
|
860 |
da->create_displaysurface = sdl_create_displaysurface; |
861 |
da->resize_displaysurface = sdl_resize_displaysurface; |
862 |
da->free_displaysurface = sdl_free_displaysurface; |
863 |
if (register_displayallocator(ds, da) == da) {
|
864 |
dpy_resize(ds); |
865 |
} |
866 |
|
867 |
mouse_mode_notifier.notify = sdl_mouse_mode_change; |
868 |
qemu_add_mouse_mode_change_notifier(&mouse_mode_notifier); |
869 |
|
870 |
sdl_update_caption(); |
871 |
SDL_EnableKeyRepeat(250, 50); |
872 |
gui_grab = 0;
|
873 |
|
874 |
sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0); |
875 |
sdl_cursor_normal = SDL_GetCursor(); |
876 |
|
877 |
atexit(sdl_cleanup); |
878 |
if (full_screen) {
|
879 |
gui_fullscreen = 1;
|
880 |
gui_fullscreen_initial_grab = 1;
|
881 |
sdl_grab_start(); |
882 |
} |
883 |
} |