1 /* 2 * QEMU SDL display driver 3 * 4 * Copyright (c) 2003 Fabrice Bellard 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to deal 8 * in the Software without restriction, including without limitation the rights 9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10 * copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22 * THE SOFTWARE. 23 */ 24 /* Ported SDL 1.2 code to 2.0 by Dave Airlie. */ 25 26 /* Avoid compiler warning because macro is redefined in SDL_syswm.h. */ 27 #undef WIN32_LEAN_AND_MEAN 28 29 #include <SDL.h> 30 #include <SDL_syswm.h> 31 32 #include "qemu-common.h" 33 #include "ui/console.h" 34 #include "ui/input.h" 35 #include "ui/sdl2.h" 36 #include "sysemu/sysemu.h" 37 38 #include "sdl2-keymap.h" 39 40 static uint8_t modifiers_state[SDL_NUM_SCANCODES]; 41 42 void sdl2_reset_keys(struct sdl2_console *scon) 43 { 44 QemuConsole *con = scon ? scon->dcl.con : NULL; 45 int i; 46 47 for (i = 0; i < SDL_NUM_SCANCODES; i++) { 48 if (modifiers_state[i]) { 49 int qcode = sdl2_scancode_to_qcode[i]; 50 qemu_input_event_send_key_qcode(con, qcode, false); 51 modifiers_state[i] = 0; 52 } 53 } 54 } 55 56 void sdl2_process_key(struct sdl2_console *scon, 57 SDL_KeyboardEvent *ev) 58 { 59 int qcode = sdl2_scancode_to_qcode[ev->keysym.scancode]; 60 QemuConsole *con = scon ? scon->dcl.con : NULL; 61 62 if (!qemu_console_is_graphic(con)) { 63 if (ev->type == SDL_KEYDOWN) { 64 switch (ev->keysym.scancode) { 65 case SDL_SCANCODE_RETURN: 66 kbd_put_keysym_console(con, '\n'); 67 break; 68 case SDL_SCANCODE_BACKSPACE: 69 kbd_put_keysym_console(con, QEMU_KEY_BACKSPACE); 70 break; 71 default: 72 kbd_put_qcode_console(con, qcode); 73 break; 74 } 75 } 76 return; 77 } 78 79 switch (ev->keysym.scancode) { 80 #if 0 81 case SDL_SCANCODE_NUMLOCKCLEAR: 82 case SDL_SCANCODE_CAPSLOCK: 83 /* SDL does not send the key up event, so we generate it */ 84 qemu_input_event_send_key_qcode(con, qcode, true); 85 qemu_input_event_send_key_qcode(con, qcode, false); 86 return; 87 #endif 88 case SDL_SCANCODE_LCTRL: 89 case SDL_SCANCODE_LSHIFT: 90 case SDL_SCANCODE_LALT: 91 case SDL_SCANCODE_LGUI: 92 case SDL_SCANCODE_RCTRL: 93 case SDL_SCANCODE_RSHIFT: 94 case SDL_SCANCODE_RALT: 95 case SDL_SCANCODE_RGUI: 96 if (ev->type == SDL_KEYUP) { 97 modifiers_state[ev->keysym.scancode] = 0; 98 } else { 99 modifiers_state[ev->keysym.scancode] = 1; 100 } 101 /* fall though */ 102 default: 103 qemu_input_event_send_key_qcode(con, qcode, 104 ev->type == SDL_KEYDOWN); 105 } 106 } 107