/**************************************************************************** * Copyright (c) 1998 Free Software Foundation, Inc. * * * * Permission is hereby granted, free of charge, to any person obtaining a * * copy of this software and associated documentation files (the * * "Software"), to deal in the Software without restriction, including * * without limitation the rights to use, copy, modify, merge, publish, * * distribute, distribute with modifications, sublicense, and/or sell * * copies of the Software, and to permit persons to whom the Software is * * furnished to do so, subject to the following conditions: * * * * The above copyright notice and this permission notice shall be included * * in all copies or substantial portions of the Software. * * * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * * * * Except as contained in this notice, the name(s) of the above copyright * * holders shall not be used in advertising or otherwise to promote the * * sale, use or other dealings in this Software without prior written * * authorization. * ****************************************************************************/ /**************************************************************************** * Author: Juergen Pfeifer 1996,1997 * ****************************************************************************/ /* // lib_adabind.c // // Some small wrappers to ease the implementation of an Ada95 // binding. Especially functionalities only available as macros // in (n)curses are wrapped here by functions. // See the documentation and copyright notices in the ../Ada95 // subdirectory. */ #include "curses.priv.h" MODULE_ID("$Id: lib_adabind.c,v 1.7 1998/02/11 12:13:59 tom Exp $") /* In (n)curses are a few functionalities that can't be expressed as // functions, because for historic reasons they use as macro argument // variable names that are "out" parameters. For those macros we provide // small wrappers. */ /* Prototypes for the functions in this module */ int _nc_ada_getmaxyx (const WINDOW *win, int *y, int *x); int _nc_ada_getbegyx (const WINDOW *win, int *y, int *x); int _nc_ada_getyx (const WINDOW *win, int *y, int *x); int _nc_ada_getparyx (const WINDOW *win, int *y, int *x); int _nc_ada_isscroll (const WINDOW *win); int _nc_ada_coord_transform (const WINDOW *win, int *Y, int *X, int dir); void _nc_ada_mouse_event (mmask_t m, int *b, int *s); int _nc_ada_mouse_mask (int button, int state, mmask_t *mask); void _nc_ada_unregister_mouse (void); int _nc_ada_vcheck (int major, int minor); int _nc_ada_getmaxyx (const WINDOW *win, int *y, int *x) { if (win && y && x) { getmaxyx(win,*y,*x); return OK; } else return ERR; } int _nc_ada_getbegyx (const WINDOW *win, int *y, int *x) { if (win && y && x) { getbegyx(win,*y,*x); return OK; } else return ERR; } int _nc_ada_getyx (const WINDOW *win, int *y, int *x) { if (win && y && x) { getyx(win,*y,*x); return OK; } else return ERR; } int _nc_ada_getparyx (const WINDOW *win, int *y, int *x) { if (win && y && x) { getparyx(win,*y,*x); return OK; } else return ERR; } int _nc_ada_isscroll (const WINDOW *win) { return win ? (win->_scroll ? TRUE : FALSE) : ERR; } int _nc_ada_coord_transform (const WINDOW *win, int *Y, int *X, int dir) { if (win && Y && X) { int y = *Y; int x = *X; if (dir) { /* to screen coordinates */ y += win->_yoffset; y += win->_begy; x += win->_begx; if (!wenclose(win,y,x)) return FALSE; } else { /* from screen coordinates */ if (!wenclose(win,y,x)) return FALSE; y -= win->_yoffset; y -= win->_begy; x -= win->_begx; } *X = x; *Y = y; return TRUE; } return FALSE; } #define BUTTON1_EVENTS (BUTTON1_RELEASED |\ BUTTON1_PRESSED |\ BUTTON1_CLICKED |\ BUTTON1_DOUBLE_CLICKED |\ BUTTON1_TRIPLE_CLICKED |\ BUTTON1_RESERVED_EVENT ) #define BUTTON2_EVENTS (BUTTON2_RELEASED |\ BUTTON2_PRESSED |\ BUTTON2_CLICKED |\ BUTTON2_DOUBLE_CLICKED |\ BUTTON2_TRIPLE_CLICKED |\ BUTTON2_RESERVED_EVENT ) #define BUTTON3_EVENTS (BUTTON3_RELEASED |\ BUTTON3_PRESSED |\ BUTTON3_CLICKED |\ BUTTON3_DOUBLE_CLICKED |\ BUTTON3_TRIPLE_CLICKED |\ BUTTON3_RESERVED_EVENT ) #define BUTTON4_EVENTS (BUTTON4_RELEASED |\ BUTTON4_PRESSED |\ BUTTON4_CLICKED |\ BUTTON4_DOUBLE_CLICKED |\ BUTTON4_TRIPLE_CLICKED |\ BUTTON4_RESERVED_EVENT ) void _nc_ada_mouse_event( mmask_t m, int *b, int *s ) { int k = 0; if ( m & BUTTON1_EVENTS) { k = 1; } else if ( m & BUTTON2_EVENTS) { k = 2; } else if ( m & BUTTON3_EVENTS) { k = 3; } else if ( m & BUTTON4_EVENTS) { k = 4; } if (k) { *b = k-1; if (BUTTON_RELEASE(m,k)) *s = 0; else if (BUTTON_PRESS(m,k)) *s = 1; else if (BUTTON_CLICK(m,k)) *s = 2; else if (BUTTON_DOUBLE_CLICK(m,k)) *s = 3; else if (BUTTON_TRIPLE_CLICK(m,k)) *s = 4; else if (BUTTON_RESERVED_EVENT(m,k)) *s = 5; else { *s = -1; } } else { *s = 1; if (m & BUTTON_CTRL) *b = 4; else if (m & BUTTON_SHIFT) *b = 5; else if (m & BUTTON_ALT) *b = 6; else { *b = -1; } } } int _nc_ada_mouse_mask ( int button, int state, mmask_t *mask ) { mmask_t b = (button<4) ? ((1<=4 && state!=1) return ERR; *mask |= b; return OK; } /* * Allow Ada to check whether or not we are the correct library version * for the binding. It calls this routine with the version it requests * and this routine returns a 1 if it is a correct version, a 2 if the * major version is correct but the minor version of the library differs * and a 0 if the versions don't match. */ int _nc_ada_vcheck (int major, int minor) { if (major==NCURSES_VERSION_MAJOR) { if (minor==NCURSES_VERSION_MINOR) return 1; else return 2; } else return 0; }