root / ui / sdl.c @ f8d3d128
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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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#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 bool gui_saved_scaling; |
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static int gui_saved_width; |
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static int gui_saved_height; |
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static int gui_saved_grab; |
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static int gui_fullscreen; |
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static int gui_noframe; |
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static int gui_key_modifier_pressed; |
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static int gui_keysym; |
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static int gui_grab_code = KMOD_LALT | KMOD_LCTRL; |
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static uint8_t modifiers_state[256]; |
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static SDL_Cursor *sdl_cursor_normal;
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static SDL_Cursor *sdl_cursor_hidden;
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static int absolute_enabled = 0; |
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static int guest_cursor = 0; |
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static int guest_x, guest_y; |
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static SDL_Cursor *guest_sprite = NULL; |
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static 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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|
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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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|
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static void sdl_setdata(DisplayState *ds) |
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{
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if (guest_screen != NULL) SDL_FreeSurface(guest_screen); |
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|
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guest_screen = SDL_CreateRGBSurfaceFrom(ds_get_data(ds), ds_get_width(ds), ds_get_height(ds), |
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ds_get_bits_per_pixel(ds), ds_get_linesize(ds), |
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ds->surface->pf.rmask, ds->surface->pf.gmask, |
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ds->surface->pf.bmask, ds->surface->pf.amask); |
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} |
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static void do_sdl_resize(int width, int height, int bpp) |
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{
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int flags;
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// printf("resizing to %d %d\n", w, h);
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flags = SDL_HWSURFACE | SDL_ASYNCBLIT | SDL_HWACCEL; |
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if (gui_fullscreen) {
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flags |= SDL_FULLSCREEN; |
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} else {
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flags |= SDL_RESIZABLE; |
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} |
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if (gui_noframe)
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flags |= SDL_NOFRAME; |
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real_screen = SDL_SetVideoMode(width, height, bpp, flags); |
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if (!real_screen) {
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fprintf(stderr, "Could not open SDL display (%dx%dx%d): %s\n", width,
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height, bpp, SDL_GetError()); |
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exit(1);
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} |
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} |
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static void sdl_resize(DisplayState *ds) |
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{
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if (!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*) g_malloc0(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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int linesize;
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PixelFormat pf; |
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if (host_format.BytesPerPixel != 2 && host_format.BytesPerPixel != 4) { |
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linesize = width * 4;
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pf = qemu_default_pixelformat(32);
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} else {
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linesize = width * host_format.BytesPerPixel; |
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pf = sdl_to_qemu_pixelformat(&host_format); |
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} |
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qemu_alloc_display(surface, width, height, linesize, pf, 0);
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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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g_free(surface->data); |
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g_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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|
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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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|
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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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|
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/* specific keyboard conversions from scan codes */
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|
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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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|
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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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|
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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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|
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if (has_evdev == -1) |
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has_evdev = check_for_evdev(); |
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|
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keycode = ev->keysym.scancode; |
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|
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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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|
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#endif
|
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|
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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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|
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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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|
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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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} |
| 362 |
|
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if (kbd_layout) {
|
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keycode = sdl_keyevent_to_keycode_generic(ev); |
| 365 |
} else {
|
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keycode = sdl_keyevent_to_keycode(ev); |
| 367 |
} |
| 368 |
|
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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(); |
| 373 |
return;
|
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case 0x2a: /* Left Shift */ |
| 375 |
case 0x36: /* Right Shift */ |
| 376 |
case 0x1d: /* Left CTRL */ |
| 377 |
case 0x9d: /* Right CTRL */ |
| 378 |
case 0x38: /* Left ALT */ |
| 379 |
case 0xb8: /* Right ALT */ |
| 380 |
if (ev->type == SDL_KEYUP)
|
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modifiers_state[keycode] = 0;
|
| 382 |
else
|
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modifiers_state[keycode] = 1;
|
| 384 |
break;
|
| 385 |
#define QEMU_SDL_VERSION ((SDL_MAJOR_VERSION << 8) + SDL_MINOR_VERSION) |
| 386 |
#if QEMU_SDL_VERSION < 0x102 || QEMU_SDL_VERSION == 0x102 && SDL_PATCHLEVEL < 14 |
| 387 |
/* SDL versions before 1.2.14 don't support key up for caps/num lock. */
|
| 388 |
case 0x45: /* num lock */ |
| 389 |
case 0x3a: /* caps lock */ |
| 390 |
/* SDL does not send the key up event, so we generate it */
|
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kbd_put_keycode(keycode); |
| 392 |
kbd_put_keycode(keycode | SCANCODE_UP); |
| 393 |
return;
|
| 394 |
#endif
|
| 395 |
} |
| 396 |
|
| 397 |
/* now send the key code */
|
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if (keycode & SCANCODE_GREY)
|
| 399 |
kbd_put_keycode(SCANCODE_EMUL0); |
| 400 |
if (ev->type == SDL_KEYUP)
|
| 401 |
kbd_put_keycode(keycode | SCANCODE_UP); |
| 402 |
else
|
| 403 |
kbd_put_keycode(keycode & SCANCODE_KEYCODEMASK); |
| 404 |
} |
| 405 |
|
| 406 |
static void sdl_update_caption(void) |
| 407 |
{
|
| 408 |
char win_title[1024]; |
| 409 |
char icon_title[1024]; |
| 410 |
const char *status = ""; |
| 411 |
|
| 412 |
if (!runstate_is_running())
|
| 413 |
status = " [Stopped]";
|
| 414 |
else if (gui_grab) { |
| 415 |
if (alt_grab)
|
| 416 |
status = " - Press Ctrl-Alt-Shift to exit mouse grab";
|
| 417 |
else if (ctrl_grab) |
| 418 |
status = " - Press Right-Ctrl to exit mouse grab";
|
| 419 |
else
|
| 420 |
status = " - Press Ctrl-Alt to exit mouse grab";
|
| 421 |
} |
| 422 |
|
| 423 |
if (qemu_name) {
|
| 424 |
snprintf(win_title, sizeof(win_title), "QEMU (%s)%s", qemu_name, status); |
| 425 |
snprintf(icon_title, sizeof(icon_title), "QEMU (%s)", qemu_name); |
| 426 |
} else {
|
| 427 |
snprintf(win_title, sizeof(win_title), "QEMU%s", status); |
| 428 |
snprintf(icon_title, sizeof(icon_title), "QEMU"); |
| 429 |
} |
| 430 |
|
| 431 |
SDL_WM_SetCaption(win_title, icon_title); |
| 432 |
} |
| 433 |
|
| 434 |
static void sdl_hide_cursor(void) |
| 435 |
{
|
| 436 |
if (!cursor_hide)
|
| 437 |
return;
|
| 438 |
|
| 439 |
if (kbd_mouse_is_absolute()) {
|
| 440 |
SDL_ShowCursor(1);
|
| 441 |
SDL_SetCursor(sdl_cursor_hidden); |
| 442 |
} else {
|
| 443 |
SDL_ShowCursor(0);
|
| 444 |
} |
| 445 |
} |
| 446 |
|
| 447 |
static void sdl_show_cursor(void) |
| 448 |
{
|
| 449 |
if (!cursor_hide)
|
| 450 |
return;
|
| 451 |
|
| 452 |
if (!kbd_mouse_is_absolute() || !is_graphic_console()) {
|
| 453 |
SDL_ShowCursor(1);
|
| 454 |
if (guest_cursor &&
|
| 455 |
(gui_grab || kbd_mouse_is_absolute() || absolute_enabled)) |
| 456 |
SDL_SetCursor(guest_sprite); |
| 457 |
else
|
| 458 |
SDL_SetCursor(sdl_cursor_normal); |
| 459 |
} |
| 460 |
} |
| 461 |
|
| 462 |
static void sdl_grab_start(void) |
| 463 |
{
|
| 464 |
/*
|
| 465 |
* If the application is not active, do not try to enter grab state. This
|
| 466 |
* prevents 'SDL_WM_GrabInput(SDL_GRAB_ON)' from blocking all the
|
| 467 |
* application (SDL bug).
|
| 468 |
*/
|
| 469 |
if (!(SDL_GetAppState() & SDL_APPINPUTFOCUS)) {
|
| 470 |
return;
|
| 471 |
} |
| 472 |
if (guest_cursor) {
|
| 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 |
SDL_WM_GrabInput(SDL_GRAB_ON); |
| 479 |
gui_grab = 1;
|
| 480 |
sdl_update_caption(); |
| 481 |
} |
| 482 |
|
| 483 |
static void sdl_grab_end(void) |
| 484 |
{
|
| 485 |
SDL_WM_GrabInput(SDL_GRAB_OFF); |
| 486 |
gui_grab = 0;
|
| 487 |
sdl_show_cursor(); |
| 488 |
sdl_update_caption(); |
| 489 |
} |
| 490 |
|
| 491 |
static void absolute_mouse_grab(void) |
| 492 |
{
|
| 493 |
int mouse_x, mouse_y;
|
| 494 |
|
| 495 |
SDL_GetMouseState(&mouse_x, &mouse_y); |
| 496 |
if (mouse_x > 0 && mouse_x < real_screen->w - 1 && |
| 497 |
mouse_y > 0 && mouse_y < real_screen->h - 1) { |
| 498 |
sdl_grab_start(); |
| 499 |
} |
| 500 |
} |
| 501 |
|
| 502 |
static void sdl_mouse_mode_change(Notifier *notify, void *data) |
| 503 |
{
|
| 504 |
if (kbd_mouse_is_absolute()) {
|
| 505 |
if (!absolute_enabled) {
|
| 506 |
absolute_enabled = 1;
|
| 507 |
if (is_graphic_console()) {
|
| 508 |
absolute_mouse_grab(); |
| 509 |
} |
| 510 |
} |
| 511 |
} else if (absolute_enabled) { |
| 512 |
if (!gui_fullscreen) {
|
| 513 |
sdl_grab_end(); |
| 514 |
} |
| 515 |
absolute_enabled = 0;
|
| 516 |
} |
| 517 |
} |
| 518 |
|
| 519 |
static void sdl_send_mouse_event(int dx, int dy, int dz, int x, int y, int state) |
| 520 |
{
|
| 521 |
int buttons = 0; |
| 522 |
|
| 523 |
if (state & SDL_BUTTON(SDL_BUTTON_LEFT)) {
|
| 524 |
buttons |= MOUSE_EVENT_LBUTTON; |
| 525 |
} |
| 526 |
if (state & SDL_BUTTON(SDL_BUTTON_RIGHT)) {
|
| 527 |
buttons |= MOUSE_EVENT_RBUTTON; |
| 528 |
} |
| 529 |
if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE)) {
|
| 530 |
buttons |= MOUSE_EVENT_MBUTTON; |
| 531 |
} |
| 532 |
|
| 533 |
if (kbd_mouse_is_absolute()) {
|
| 534 |
dx = x * 0x7FFF / (real_screen->w - 1); |
| 535 |
dy = y * 0x7FFF / (real_screen->h - 1); |
| 536 |
} else if (guest_cursor) { |
| 537 |
x -= guest_x; |
| 538 |
y -= guest_y; |
| 539 |
guest_x += x; |
| 540 |
guest_y += y; |
| 541 |
dx = x; |
| 542 |
dy = y; |
| 543 |
} |
| 544 |
|
| 545 |
kbd_mouse_event(dx, dy, dz, buttons); |
| 546 |
} |
| 547 |
|
| 548 |
static void sdl_scale(DisplayState *ds, int width, int height) |
| 549 |
{
|
| 550 |
int bpp = real_screen->format->BitsPerPixel;
|
| 551 |
|
| 552 |
if (bpp != 16 && bpp != 32) { |
| 553 |
bpp = 32;
|
| 554 |
} |
| 555 |
do_sdl_resize(width, height, bpp); |
| 556 |
scaling_active = 1;
|
| 557 |
if (!is_buffer_shared(ds->surface)) {
|
| 558 |
ds->surface = qemu_resize_displaysurface(ds, ds_get_width(ds), |
| 559 |
ds_get_height(ds)); |
| 560 |
dpy_resize(ds); |
| 561 |
} |
| 562 |
} |
| 563 |
|
| 564 |
static void toggle_full_screen(DisplayState *ds) |
| 565 |
{
|
| 566 |
gui_fullscreen = !gui_fullscreen; |
| 567 |
if (gui_fullscreen) {
|
| 568 |
gui_saved_width = real_screen->w; |
| 569 |
gui_saved_height = real_screen->h; |
| 570 |
gui_saved_scaling = scaling_active; |
| 571 |
|
| 572 |
do_sdl_resize(ds_get_width(ds), ds_get_height(ds), |
| 573 |
ds_get_bits_per_pixel(ds)); |
| 574 |
scaling_active = 0;
|
| 575 |
|
| 576 |
gui_saved_grab = gui_grab; |
| 577 |
sdl_grab_start(); |
| 578 |
} else {
|
| 579 |
if (gui_saved_scaling) {
|
| 580 |
sdl_scale(ds, gui_saved_width, gui_saved_height); |
| 581 |
} else {
|
| 582 |
do_sdl_resize(ds_get_width(ds), ds_get_height(ds), 0);
|
| 583 |
} |
| 584 |
if (!gui_saved_grab || !is_graphic_console()) {
|
| 585 |
sdl_grab_end(); |
| 586 |
} |
| 587 |
} |
| 588 |
vga_hw_invalidate(); |
| 589 |
vga_hw_update(); |
| 590 |
} |
| 591 |
|
| 592 |
static void handle_keydown(DisplayState *ds, SDL_Event *ev) |
| 593 |
{
|
| 594 |
int mod_state;
|
| 595 |
int keycode;
|
| 596 |
|
| 597 |
if (alt_grab) {
|
| 598 |
mod_state = (SDL_GetModState() & (gui_grab_code | KMOD_LSHIFT)) == |
| 599 |
(gui_grab_code | KMOD_LSHIFT); |
| 600 |
} else if (ctrl_grab) { |
| 601 |
mod_state = (SDL_GetModState() & KMOD_RCTRL) == KMOD_RCTRL; |
| 602 |
} else {
|
| 603 |
mod_state = (SDL_GetModState() & gui_grab_code) == gui_grab_code; |
| 604 |
} |
| 605 |
gui_key_modifier_pressed = mod_state; |
| 606 |
|
| 607 |
if (gui_key_modifier_pressed) {
|
| 608 |
keycode = sdl_keyevent_to_keycode(&ev->key); |
| 609 |
switch (keycode) {
|
| 610 |
case 0x21: /* 'f' key on US keyboard */ |
| 611 |
toggle_full_screen(ds); |
| 612 |
gui_keysym = 1;
|
| 613 |
break;
|
| 614 |
case 0x16: /* 'u' key on US keyboard */ |
| 615 |
if (scaling_active) {
|
| 616 |
scaling_active = 0;
|
| 617 |
sdl_resize(ds); |
| 618 |
vga_hw_invalidate(); |
| 619 |
vga_hw_update(); |
| 620 |
} |
| 621 |
gui_keysym = 1;
|
| 622 |
break;
|
| 623 |
case 0x02 ... 0x0a: /* '1' to '9' keys */ |
| 624 |
/* Reset the modifiers sent to the current console */
|
| 625 |
reset_keys(); |
| 626 |
console_select(keycode - 0x02);
|
| 627 |
gui_keysym = 1;
|
| 628 |
if (gui_fullscreen) {
|
| 629 |
break;
|
| 630 |
} |
| 631 |
if (!is_graphic_console()) {
|
| 632 |
/* release grab if going to a text console */
|
| 633 |
if (gui_grab) {
|
| 634 |
sdl_grab_end(); |
| 635 |
} else if (absolute_enabled) { |
| 636 |
sdl_show_cursor(); |
| 637 |
} |
| 638 |
} else if (absolute_enabled) { |
| 639 |
sdl_hide_cursor(); |
| 640 |
absolute_mouse_grab(); |
| 641 |
} |
| 642 |
break;
|
| 643 |
case 0x1b: /* '+' */ |
| 644 |
case 0x35: /* '-' */ |
| 645 |
if (!gui_fullscreen) {
|
| 646 |
int width = MAX(real_screen->w + (keycode == 0x1b ? 50 : -50), |
| 647 |
160);
|
| 648 |
int height = (ds_get_height(ds) * width) / ds_get_width(ds);
|
| 649 |
|
| 650 |
sdl_scale(ds, width, height); |
| 651 |
vga_hw_invalidate(); |
| 652 |
vga_hw_update(); |
| 653 |
gui_keysym = 1;
|
| 654 |
} |
| 655 |
default:
|
| 656 |
break;
|
| 657 |
} |
| 658 |
} else if (!is_graphic_console()) { |
| 659 |
int keysym = 0; |
| 660 |
|
| 661 |
if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) {
|
| 662 |
switch (ev->key.keysym.sym) {
|
| 663 |
case SDLK_UP:
|
| 664 |
keysym = QEMU_KEY_CTRL_UP; |
| 665 |
break;
|
| 666 |
case SDLK_DOWN:
|
| 667 |
keysym = QEMU_KEY_CTRL_DOWN; |
| 668 |
break;
|
| 669 |
case SDLK_LEFT:
|
| 670 |
keysym = QEMU_KEY_CTRL_LEFT; |
| 671 |
break;
|
| 672 |
case SDLK_RIGHT:
|
| 673 |
keysym = QEMU_KEY_CTRL_RIGHT; |
| 674 |
break;
|
| 675 |
case SDLK_HOME:
|
| 676 |
keysym = QEMU_KEY_CTRL_HOME; |
| 677 |
break;
|
| 678 |
case SDLK_END:
|
| 679 |
keysym = QEMU_KEY_CTRL_END; |
| 680 |
break;
|
| 681 |
case SDLK_PAGEUP:
|
| 682 |
keysym = QEMU_KEY_CTRL_PAGEUP; |
| 683 |
break;
|
| 684 |
case SDLK_PAGEDOWN:
|
| 685 |
keysym = QEMU_KEY_CTRL_PAGEDOWN; |
| 686 |
break;
|
| 687 |
default:
|
| 688 |
break;
|
| 689 |
} |
| 690 |
} else {
|
| 691 |
switch (ev->key.keysym.sym) {
|
| 692 |
case SDLK_UP:
|
| 693 |
keysym = QEMU_KEY_UP; |
| 694 |
break;
|
| 695 |
case SDLK_DOWN:
|
| 696 |
keysym = QEMU_KEY_DOWN; |
| 697 |
break;
|
| 698 |
case SDLK_LEFT:
|
| 699 |
keysym = QEMU_KEY_LEFT; |
| 700 |
break;
|
| 701 |
case SDLK_RIGHT:
|
| 702 |
keysym = QEMU_KEY_RIGHT; |
| 703 |
break;
|
| 704 |
case SDLK_HOME:
|
| 705 |
keysym = QEMU_KEY_HOME; |
| 706 |
break;
|
| 707 |
case SDLK_END:
|
| 708 |
keysym = QEMU_KEY_END; |
| 709 |
break;
|
| 710 |
case SDLK_PAGEUP:
|
| 711 |
keysym = QEMU_KEY_PAGEUP; |
| 712 |
break;
|
| 713 |
case SDLK_PAGEDOWN:
|
| 714 |
keysym = QEMU_KEY_PAGEDOWN; |
| 715 |
break;
|
| 716 |
case SDLK_BACKSPACE:
|
| 717 |
keysym = QEMU_KEY_BACKSPACE; |
| 718 |
break;
|
| 719 |
case SDLK_DELETE:
|
| 720 |
keysym = QEMU_KEY_DELETE; |
| 721 |
break;
|
| 722 |
default:
|
| 723 |
break;
|
| 724 |
} |
| 725 |
} |
| 726 |
if (keysym) {
|
| 727 |
kbd_put_keysym(keysym); |
| 728 |
} else if (ev->key.keysym.unicode != 0) { |
| 729 |
kbd_put_keysym(ev->key.keysym.unicode); |
| 730 |
} |
| 731 |
} |
| 732 |
if (is_graphic_console() && !gui_keysym) {
|
| 733 |
sdl_process_key(&ev->key); |
| 734 |
} |
| 735 |
} |
| 736 |
|
| 737 |
static void handle_keyup(DisplayState *ds, SDL_Event *ev) |
| 738 |
{
|
| 739 |
int mod_state;
|
| 740 |
|
| 741 |
if (!alt_grab) {
|
| 742 |
mod_state = (ev->key.keysym.mod & gui_grab_code); |
| 743 |
} else {
|
| 744 |
mod_state = (ev->key.keysym.mod & (gui_grab_code | KMOD_LSHIFT)); |
| 745 |
} |
| 746 |
if (!mod_state && gui_key_modifier_pressed) {
|
| 747 |
gui_key_modifier_pressed = 0;
|
| 748 |
if (gui_keysym == 0) { |
| 749 |
/* exit/enter grab if pressing Ctrl-Alt */
|
| 750 |
if (!gui_grab) {
|
| 751 |
if (is_graphic_console()) {
|
| 752 |
sdl_grab_start(); |
| 753 |
} |
| 754 |
} else if (!gui_fullscreen) { |
| 755 |
sdl_grab_end(); |
| 756 |
} |
| 757 |
/* SDL does not send back all the modifiers key, so we must
|
| 758 |
* correct it. */
|
| 759 |
reset_keys(); |
| 760 |
return;
|
| 761 |
} |
| 762 |
gui_keysym = 0;
|
| 763 |
} |
| 764 |
if (is_graphic_console() && !gui_keysym) {
|
| 765 |
sdl_process_key(&ev->key); |
| 766 |
} |
| 767 |
} |
| 768 |
|
| 769 |
static void handle_mousemotion(DisplayState *ds, SDL_Event *ev) |
| 770 |
{
|
| 771 |
int max_x, max_y;
|
| 772 |
|
| 773 |
if (is_graphic_console() &&
|
| 774 |
(kbd_mouse_is_absolute() || absolute_enabled)) {
|
| 775 |
max_x = real_screen->w - 1;
|
| 776 |
max_y = real_screen->h - 1;
|
| 777 |
if (gui_grab && (ev->motion.x == 0 || ev->motion.y == 0 || |
| 778 |
ev->motion.x == max_x || ev->motion.y == max_y)) {
|
| 779 |
sdl_grab_end(); |
| 780 |
} |
| 781 |
if (!gui_grab &&
|
| 782 |
(ev->motion.x > 0 && ev->motion.x < max_x &&
|
| 783 |
ev->motion.y > 0 && ev->motion.y < max_y)) {
|
| 784 |
sdl_grab_start(); |
| 785 |
} |
| 786 |
} |
| 787 |
if (gui_grab || kbd_mouse_is_absolute() || absolute_enabled) {
|
| 788 |
sdl_send_mouse_event(ev->motion.xrel, ev->motion.yrel, 0,
|
| 789 |
ev->motion.x, ev->motion.y, ev->motion.state); |
| 790 |
} |
| 791 |
} |
| 792 |
|
| 793 |
static void handle_mousebutton(DisplayState *ds, SDL_Event *ev) |
| 794 |
{
|
| 795 |
int buttonstate = SDL_GetMouseState(NULL, NULL); |
| 796 |
SDL_MouseButtonEvent *bev; |
| 797 |
int dz;
|
| 798 |
|
| 799 |
if (!is_graphic_console()) {
|
| 800 |
return;
|
| 801 |
} |
| 802 |
|
| 803 |
bev = &ev->button; |
| 804 |
if (!gui_grab && !kbd_mouse_is_absolute()) {
|
| 805 |
if (ev->type == SDL_MOUSEBUTTONUP && bev->button == SDL_BUTTON_LEFT) {
|
| 806 |
/* start grabbing all events */
|
| 807 |
sdl_grab_start(); |
| 808 |
} |
| 809 |
} else {
|
| 810 |
dz = 0;
|
| 811 |
if (ev->type == SDL_MOUSEBUTTONDOWN) {
|
| 812 |
buttonstate |= SDL_BUTTON(bev->button); |
| 813 |
} else {
|
| 814 |
buttonstate &= ~SDL_BUTTON(bev->button); |
| 815 |
} |
| 816 |
#ifdef SDL_BUTTON_WHEELUP
|
| 817 |
if (bev->button == SDL_BUTTON_WHEELUP &&
|
| 818 |
ev->type == SDL_MOUSEBUTTONDOWN) {
|
| 819 |
dz = -1;
|
| 820 |
} else if (bev->button == SDL_BUTTON_WHEELDOWN && |
| 821 |
ev->type == SDL_MOUSEBUTTONDOWN) {
|
| 822 |
dz = 1;
|
| 823 |
} |
| 824 |
#endif
|
| 825 |
sdl_send_mouse_event(0, 0, dz, bev->x, bev->y, buttonstate); |
| 826 |
} |
| 827 |
} |
| 828 |
|
| 829 |
static void handle_activation(DisplayState *ds, SDL_Event *ev) |
| 830 |
{
|
| 831 |
#ifdef _WIN32
|
| 832 |
/* Disable grab if the window no longer has the focus
|
| 833 |
* (Windows-only workaround) */
|
| 834 |
if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
|
| 835 |
!ev->active.gain && !gui_fullscreen) {
|
| 836 |
sdl_grab_end(); |
| 837 |
} |
| 838 |
#endif
|
| 839 |
if (!gui_grab && ev->active.gain && is_graphic_console() &&
|
| 840 |
(kbd_mouse_is_absolute() || absolute_enabled)) {
|
| 841 |
absolute_mouse_grab(); |
| 842 |
} |
| 843 |
if (ev->active.state & SDL_APPACTIVE) {
|
| 844 |
if (ev->active.gain) {
|
| 845 |
/* Back to default interval */
|
| 846 |
dcl->gui_timer_interval = 0;
|
| 847 |
dcl->idle = 0;
|
| 848 |
} else {
|
| 849 |
/* Sleeping interval */
|
| 850 |
dcl->gui_timer_interval = 500;
|
| 851 |
dcl->idle = 1;
|
| 852 |
} |
| 853 |
} |
| 854 |
} |
| 855 |
|
| 856 |
static void sdl_refresh(DisplayState *ds) |
| 857 |
{
|
| 858 |
SDL_Event ev1, *ev = &ev1; |
| 859 |
|
| 860 |
if (last_vm_running != runstate_is_running()) {
|
| 861 |
last_vm_running = runstate_is_running(); |
| 862 |
sdl_update_caption(); |
| 863 |
} |
| 864 |
|
| 865 |
vga_hw_update(); |
| 866 |
SDL_EnableUNICODE(!is_graphic_console()); |
| 867 |
|
| 868 |
while (SDL_PollEvent(ev)) {
|
| 869 |
switch (ev->type) {
|
| 870 |
case SDL_VIDEOEXPOSE:
|
| 871 |
sdl_update(ds, 0, 0, real_screen->w, real_screen->h); |
| 872 |
break;
|
| 873 |
case SDL_KEYDOWN:
|
| 874 |
handle_keydown(ds, ev); |
| 875 |
break;
|
| 876 |
case SDL_KEYUP:
|
| 877 |
handle_keyup(ds, ev); |
| 878 |
break;
|
| 879 |
case SDL_QUIT:
|
| 880 |
if (!no_quit) {
|
| 881 |
no_shutdown = 0;
|
| 882 |
qemu_system_shutdown_request(); |
| 883 |
} |
| 884 |
break;
|
| 885 |
case SDL_MOUSEMOTION:
|
| 886 |
handle_mousemotion(ds, ev); |
| 887 |
break;
|
| 888 |
case SDL_MOUSEBUTTONDOWN:
|
| 889 |
case SDL_MOUSEBUTTONUP:
|
| 890 |
handle_mousebutton(ds, ev); |
| 891 |
break;
|
| 892 |
case SDL_ACTIVEEVENT:
|
| 893 |
handle_activation(ds, ev); |
| 894 |
break;
|
| 895 |
case SDL_VIDEORESIZE:
|
| 896 |
sdl_scale(ds, ev->resize.w, ev->resize.h); |
| 897 |
vga_hw_invalidate(); |
| 898 |
vga_hw_update(); |
| 899 |
break;
|
| 900 |
default:
|
| 901 |
break;
|
| 902 |
} |
| 903 |
} |
| 904 |
} |
| 905 |
|
| 906 |
static void sdl_fill(DisplayState *ds, int x, int y, int w, int h, uint32_t c) |
| 907 |
{
|
| 908 |
SDL_Rect dst = { x, y, w, h };
|
| 909 |
SDL_FillRect(real_screen, &dst, c); |
| 910 |
} |
| 911 |
|
| 912 |
static void sdl_mouse_warp(int x, int y, int on) |
| 913 |
{
|
| 914 |
if (on) {
|
| 915 |
if (!guest_cursor)
|
| 916 |
sdl_show_cursor(); |
| 917 |
if (gui_grab || kbd_mouse_is_absolute() || absolute_enabled) {
|
| 918 |
SDL_SetCursor(guest_sprite); |
| 919 |
if (!kbd_mouse_is_absolute() && !absolute_enabled)
|
| 920 |
SDL_WarpMouse(x, y); |
| 921 |
} |
| 922 |
} else if (gui_grab) |
| 923 |
sdl_hide_cursor(); |
| 924 |
guest_cursor = on; |
| 925 |
guest_x = x, guest_y = y; |
| 926 |
} |
| 927 |
|
| 928 |
static void sdl_mouse_define(QEMUCursor *c) |
| 929 |
{
|
| 930 |
uint8_t *image, *mask; |
| 931 |
int bpl;
|
| 932 |
|
| 933 |
if (guest_sprite)
|
| 934 |
SDL_FreeCursor(guest_sprite); |
| 935 |
|
| 936 |
bpl = cursor_get_mono_bpl(c); |
| 937 |
image = g_malloc0(bpl * c->height); |
| 938 |
mask = g_malloc0(bpl * c->height); |
| 939 |
cursor_get_mono_image(c, 0x000000, image);
|
| 940 |
cursor_get_mono_mask(c, 0, mask);
|
| 941 |
guest_sprite = SDL_CreateCursor(image, mask, c->width, c->height, |
| 942 |
c->hot_x, c->hot_y); |
| 943 |
g_free(image); |
| 944 |
g_free(mask); |
| 945 |
|
| 946 |
if (guest_cursor &&
|
| 947 |
(gui_grab || kbd_mouse_is_absolute() || absolute_enabled)) |
| 948 |
SDL_SetCursor(guest_sprite); |
| 949 |
} |
| 950 |
|
| 951 |
static void sdl_cleanup(void) |
| 952 |
{
|
| 953 |
if (guest_sprite)
|
| 954 |
SDL_FreeCursor(guest_sprite); |
| 955 |
SDL_QuitSubSystem(SDL_INIT_VIDEO); |
| 956 |
} |
| 957 |
|
| 958 |
void sdl_display_init(DisplayState *ds, int full_screen, int no_frame) |
| 959 |
{
|
| 960 |
int flags;
|
| 961 |
uint8_t data = 0;
|
| 962 |
DisplayAllocator *da; |
| 963 |
const SDL_VideoInfo *vi;
|
| 964 |
char *filename;
|
| 965 |
|
| 966 |
#if defined(__APPLE__)
|
| 967 |
/* always use generic keymaps */
|
| 968 |
if (!keyboard_layout)
|
| 969 |
keyboard_layout = "en-us";
|
| 970 |
#endif
|
| 971 |
if(keyboard_layout) {
|
| 972 |
kbd_layout = init_keyboard_layout(name2keysym, keyboard_layout); |
| 973 |
if (!kbd_layout)
|
| 974 |
exit(1);
|
| 975 |
} |
| 976 |
|
| 977 |
if (no_frame)
|
| 978 |
gui_noframe = 1;
|
| 979 |
|
| 980 |
if (!full_screen) {
|
| 981 |
setenv("SDL_VIDEO_ALLOW_SCREENSAVER", "1", 0); |
| 982 |
} |
| 983 |
#ifdef __linux__
|
| 984 |
/* on Linux, SDL may use fbcon|directfb|svgalib when run without
|
| 985 |
* accessible $DISPLAY to open X11 window. This is often the case
|
| 986 |
* when qemu is run using sudo. But in this case, and when actually
|
| 987 |
* run in X11 environment, SDL fights with X11 for the video card,
|
| 988 |
* making current display unavailable, often until reboot.
|
| 989 |
* So make x11 the default SDL video driver if this variable is unset.
|
| 990 |
* This is a bit hackish but saves us from bigger problem.
|
| 991 |
* Maybe it's a good idea to fix this in SDL instead.
|
| 992 |
*/
|
| 993 |
setenv("SDL_VIDEODRIVER", "x11", 0); |
| 994 |
#endif
|
| 995 |
|
| 996 |
/* Enable normal up/down events for Caps-Lock and Num-Lock keys.
|
| 997 |
* This requires SDL >= 1.2.14. */
|
| 998 |
setenv("SDL_DISABLE_LOCK_KEYS", "1", 1); |
| 999 |
|
| 1000 |
flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE; |
| 1001 |
if (SDL_Init (flags)) {
|
| 1002 |
fprintf(stderr, "Could not initialize SDL(%s) - exiting\n",
|
| 1003 |
SDL_GetError()); |
| 1004 |
exit(1);
|
| 1005 |
} |
| 1006 |
vi = SDL_GetVideoInfo(); |
| 1007 |
host_format = *(vi->vfmt); |
| 1008 |
|
| 1009 |
/* Load a 32x32x4 image. White pixels are transparent. */
|
| 1010 |
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu-icon.bmp");
|
| 1011 |
if (filename) {
|
| 1012 |
SDL_Surface *image = SDL_LoadBMP(filename); |
| 1013 |
if (image) {
|
| 1014 |
uint32_t colorkey = SDL_MapRGB(image->format, 255, 255, 255); |
| 1015 |
SDL_SetColorKey(image, SDL_SRCCOLORKEY, colorkey); |
| 1016 |
SDL_WM_SetIcon(image, NULL);
|
| 1017 |
} |
| 1018 |
g_free(filename); |
| 1019 |
} |
| 1020 |
|
| 1021 |
if (full_screen) {
|
| 1022 |
gui_fullscreen = 1;
|
| 1023 |
sdl_grab_start(); |
| 1024 |
} |
| 1025 |
|
| 1026 |
dcl = g_malloc0(sizeof(DisplayChangeListener));
|
| 1027 |
dcl->dpy_update = sdl_update; |
| 1028 |
dcl->dpy_resize = sdl_resize; |
| 1029 |
dcl->dpy_refresh = sdl_refresh; |
| 1030 |
dcl->dpy_setdata = sdl_setdata; |
| 1031 |
dcl->dpy_fill = sdl_fill; |
| 1032 |
ds->mouse_set = sdl_mouse_warp; |
| 1033 |
ds->cursor_define = sdl_mouse_define; |
| 1034 |
register_displaychangelistener(ds, dcl); |
| 1035 |
|
| 1036 |
da = g_malloc0(sizeof(DisplayAllocator));
|
| 1037 |
da->create_displaysurface = sdl_create_displaysurface; |
| 1038 |
da->resize_displaysurface = sdl_resize_displaysurface; |
| 1039 |
da->free_displaysurface = sdl_free_displaysurface; |
| 1040 |
if (register_displayallocator(ds, da) == da) {
|
| 1041 |
dpy_resize(ds); |
| 1042 |
} |
| 1043 |
|
| 1044 |
mouse_mode_notifier.notify = sdl_mouse_mode_change; |
| 1045 |
qemu_add_mouse_mode_change_notifier(&mouse_mode_notifier); |
| 1046 |
|
| 1047 |
sdl_update_caption(); |
| 1048 |
SDL_EnableKeyRepeat(250, 50); |
| 1049 |
gui_grab = 0;
|
| 1050 |
|
| 1051 |
sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0); |
| 1052 |
sdl_cursor_normal = SDL_GetCursor(); |
| 1053 |
|
| 1054 |
atexit(sdl_cleanup); |
| 1055 |
} |