1/**************************************************************************** 2 * Copyright (c) 2008-2010,2012 Free Software Foundation, Inc. * 3 * * 4 * Permission is hereby granted, free of charge, to any person obtaining a * 5 * copy of this software and associated documentation files (the * 6 * "Software"), to deal in the Software without restriction, including * 7 * without limitation the rights to use, copy, modify, merge, publish, * 8 * distribute, distribute with modifications, sublicense, and/or sell * 9 * copies of the Software, and to permit persons to whom the Software is * 10 * furnished to do so, subject to the following conditions: * 11 * * 12 * The above copyright notice and this permission notice shall be included * 13 * in all copies or substantial portions of the Software. * 14 * * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 22 * * 23 * Except as contained in this notice, the name(s) of the above copyright * 24 * holders shall not be used in advertising or otherwise to promote the * 25 * sale, use or other dealings in this Software without prior written * 26 * authorization. * 27 ****************************************************************************/ 28 29/**************************************************************************** 30 * Author: Juergen Pfeifer * 31 * * 32 ****************************************************************************/ 33 34#include <curses.priv.h> 35 36MODULE_ID("$Id: lib_driver.c,v 1.4 2012/09/22 19:32:46 tom Exp $") 37 38typedef struct DriverEntry { 39 const char *name; 40 TERM_DRIVER *driver; 41} DRIVER_ENTRY; 42 43static DRIVER_ENTRY DriverTable[] = 44{ 45#ifdef __MINGW32__ 46 {"win32con", &_nc_WIN_DRIVER}, 47#endif 48 {"tinfo", &_nc_TINFO_DRIVER} /* must be last */ 49}; 50 51NCURSES_EXPORT(int) 52_nc_get_driver(TERMINAL_CONTROL_BLOCK * TCB, const char *name, int *errret) 53{ 54 int code = ERR; 55 size_t i; 56 TERM_DRIVER *res = (TERM_DRIVER *) 0; 57 TERM_DRIVER *use = 0; 58 59 T((T_CALLED("_nc_get_driver(%p, %s, %p)"), 60 (void *) TCB, NonNull(name), (void *) errret)); 61 62 assert(TCB != 0); 63 64 for (i = 0; i < SIZEOF(DriverTable); i++) { 65 res = DriverTable[i].driver; 66 /* 67 * Use "#" (a character which cannot begin a terminal's name) to 68 * select specific driver from the table. 69 * 70 * In principle, we could have more than one non-terminfo driver, 71 * e.g., "win32gui". 72 */ 73 if (name != 0 && *name == '#') { 74 size_t n = strlen(name + 1); 75 if (n != 0 76 && strncmp(name + 1, DriverTable[i].name, n)) { 77 continue; 78 } 79 } 80 if (res->CanHandle(TCB, name, errret)) { 81 use = res; 82 break; 83 } 84 } 85 if (use != 0) { 86 TCB->drv = use; 87 code = OK; 88 } 89 returnCode(code); 90} 91 92NCURSES_EXPORT(int) 93NCURSES_SP_NAME(has_key) (SCREEN *sp, int keycode) 94{ 95 T((T_CALLED("has_key(%p, %d)"), (void *) sp, keycode)); 96 returnCode(IsValidTIScreen(sp) ? CallDriver_1(sp, kyExist, keycode) : FALSE); 97} 98 99NCURSES_EXPORT(int) 100has_key(int keycode) 101{ 102 return NCURSES_SP_NAME(has_key) (CURRENT_SCREEN, keycode); 103} 104 105NCURSES_EXPORT(int) 106NCURSES_SP_NAME(_nc_mcprint) (SCREEN *sp, char *data, int len) 107{ 108 int code = ERR; 109 110 if (0 != TerminalOf(sp)) 111 code = CallDriver_2(sp, print, data, len); 112 return (code); 113} 114 115NCURSES_EXPORT(int) 116mcprint(char *data, int len) 117{ 118 return NCURSES_SP_NAME(_nc_mcprint) (CURRENT_SCREEN, data, len); 119} 120 121NCURSES_EXPORT(int) 122NCURSES_SP_NAME(doupdate) (SCREEN *sp) 123{ 124 int code = ERR; 125 126 T((T_CALLED("doupdate(%p)"), (void *) sp)); 127 128 if (IsValidScreen(sp)) 129 code = CallDriver(sp, update); 130 131 returnCode(code); 132} 133 134NCURSES_EXPORT(int) 135doupdate(void) 136{ 137 return NCURSES_SP_NAME(doupdate) (CURRENT_SCREEN); 138} 139 140NCURSES_EXPORT(int) 141NCURSES_SP_NAME(mvcur) (SCREEN *sp, int yold, int xold, int ynew, int xnew) 142{ 143 int code = ERR; 144 TR(TRACE_CALLS | TRACE_MOVE, (T_CALLED("mvcur(%p,%d,%d,%d,%d)"), 145 (void *) sp, yold, xold, ynew, xnew)); 146 if (HasTerminal(sp)) { 147 code = CallDriver_4(sp, hwcur, yold, xold, ynew, xnew); 148 } 149 returnCode(code); 150} 151 152NCURSES_EXPORT(int) 153mvcur(int yold, int xold, int ynew, int xnew) 154/* optimized cursor move from (yold, xold) to (ynew, xnew) */ 155{ 156 return NCURSES_SP_NAME(mvcur) (CURRENT_SCREEN, yold, xold, ynew, xnew); 157} 158