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git://xwords.git.sourceforge.net/gitroot/xwords/xwords
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128 lines
3.6 KiB
C
128 lines
3.6 KiB
C
/* -*-mode: C; fill-column: 78; c-basic-offset: 4; -*- */
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/*
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* Copyright 2000 by Eric House (xwords@eehouse.org). All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/* Put up a "dialog" with a question and tab-selectable buttons below.
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* On <CR>, return the number of the button selected at the time.
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*/
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#ifdef PLATFORM_NCURSES
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#include <ncurses.h>
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#include "cursesask.h"
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#include "cursesdlgutil.h"
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/* Figure out how many lines there are and how wide the widest is.
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*/
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short
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cursesask( CursesAppGlobals* globals, char* question, short numButtons,
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char* button1, ... )
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{
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WINDOW* confWin;
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int x, y, rows, row, nLines;
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short newSelButton = 0;
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short curSelButton = 1; /* force draw by being different */
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short spacePerButton, num;
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short maxWidth;
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XP_Bool dismissed = XP_FALSE;
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FormatInfo fi;
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int len;
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getmaxyx(globals->boardWin, y, x);
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measureAskText( question, x-2, &fi );
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len = fi.maxLen;
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if ( len < MIN_WIDTH ) {
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len = MIN_WIDTH;
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}
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rows = fi.nLines;
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maxWidth = x - (PAD*2) - 2; /* 2 for two borders */
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if ( len > x-2 ) {
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rows = (len / maxWidth) + 1;
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len = maxWidth;
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}
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nLines = ASK_HEIGHT + rows - 1;
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confWin = newwin( nLines, len+(PAD*2),
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(y/2) - (nLines/2), (x-len-2)/2 );
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keypad( confWin, TRUE );
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wclear( confWin );
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box( confWin, '|', '-');
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for ( row = 0; row < rows; ++row ) {
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mvwaddnstr( confWin, row+1, PAD,
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fi.line[row].substr, fi.line[row].len );
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}
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spacePerButton = (len+(PAD*2)) / (numButtons + 1);
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while ( !dismissed ) {
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int ch;
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if ( newSelButton != curSelButton ) {
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drawButtons( confWin, rows+1, spacePerButton, numButtons,
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curSelButton=newSelButton, &button1 );
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}
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ch = wgetch( confWin );
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switch ( ch ) {
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case 'L':
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case KEY_RIGHT:
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case 525:
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newSelButton = (curSelButton+1) % numButtons;
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break;
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case 'H':
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case '\t':
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case KEY_LEFT:
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case 524:
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newSelButton = (numButtons+curSelButton-1) % numButtons;
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break;
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case EOF:
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case 4: /* C-d */
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case 27: /* ESC */
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curSelButton = 0; /* should be the cancel case */
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case KEY_B2: /* "center of keypad" */
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case '\r':
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case '\n':
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dismissed = XP_TRUE;
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break;
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case '1':
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case '2':
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case '3':
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case '4':
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num = ch - '1';
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if ( num < numButtons ) {
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newSelButton = num;
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}
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break;
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default:
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beep();
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}
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}
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delwin( confWin );
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/* this leaves a ghost line, but I can't figure out a better way. */
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wtouchln( globals->boardWin, (y/2)-(nLines/2), ASK_HEIGHT + rows - 1, 1 );
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wrefresh( globals->boardWin );
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return curSelButton;
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} /* ask */
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#endif /* PLATFORM_NCURSES */
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