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ehouse 2003-11-16 17:15:41 +00:00
parent b5f54608da
commit f2766ec8e9
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/* -*-mode: C; fill-column: 78; c-basic-offset: 4; -*- */
/*
* Copyright 2000-2003 by Eric House (fixin@peak.org). All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef PLATFORM_NCURSES
#include "cursesdlgutil.h"
void
measureAskText( XP_UCHAR* question, FormatInfo* fip )
{
XP_U16 i;
XP_U16 maxWidth = 0;
XP_Bool done = XP_FALSE;
for ( i = 0; i < MAX_LINES && !done; ++i ) {
XP_UCHAR* next = strstr( question, XP_CR );
XP_U16 thisWidth;
fip->line[i].substr = question;
if ( !!next ) {
thisWidth = next - question;
} else {
thisWidth = strlen(question);
done = XP_TRUE;
}
fip->line[i].len = thisWidth;
if ( thisWidth > maxWidth ) {
maxWidth = thisWidth;
}
question = next + strlen(XP_CR);
}
fip->nLines = i;
fip->maxLen = maxWidth;
} /* measureAskText */
void
drawButtons( WINDOW* confWin, XP_U16 line, short spacePerButton,
short numButtons, short curSelButton, char** button1 )
{
short i;
for ( i = 0; i < numButtons; ++i ) {
short len = strlen( *button1 );
if ( i == curSelButton ) {
wstandout( confWin );
}
mvwprintw( confWin, line, ((i+1) * spacePerButton) - (len/2),
"[%s]", *button1 );
if ( i == curSelButton ) {
wstandend( confWin );
}
++button1;
}
wrefresh( confWin );
} /* drawButtons */
#endif

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/* -*-mode: C; fill-column: 78; c-basic-offset: 4; -*- */
/*
* Copyright 2000 by Eric House (fixin@peak.org). All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _CURSESDLGUTIL_H_
#define _CURSESDLGUTIL_H_
#include "comtypes.h"
#include "linuxmain.h"
#include "cursesmain.h"
#define ASK_HEIGHT 5
#define PAD 2
#define MAX_LINES 15
#define MIN_WIDTH 25
typedef struct FormatInfo {
XP_U16 nLines;
XP_U16 maxLen;
struct {
XP_UCHAR* substr;
XP_U16 len;
} line[MAX_LINES];
} FormatInfo;
void measureAskText( XP_UCHAR* question, FormatInfo* fip );
void drawButtons( WINDOW* confWin, XP_U16 line, short spacePerButton,
short numButtons, short curSelButton, char** button1 );
#endif

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/* -*-mode: C; fill-column: 78; c-basic-offset: 4; -*- */
/*
* Copyright 2003 by Eric House (fixin@peak.org). All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef PLATFORM_NCURSES
#include "cursesletterask.h"
#include "cursesdlgutil.h"
#define MAX_TILE_BUTTON_ROWS 10
#define MAX_TILE_BUTTON_WIDTH (sizeof(XP_UCHAR4) + 2)
static void
sizeTextsAsButtons( XP_UCHAR4* texts, XP_U16 maxLen, XP_U16 nTiles,
XP_U16* textsCols, XP_U16* textsRows,
XP_U16* textsOffsets )
{
XP_U16 nCols = maxLen / MAX_TILE_BUTTON_WIDTH;
XP_U16 nRows = (nTiles + nCols - 1) / nCols;
XP_U16 i;
*textsCols = nCols;
*textsRows = nRows;
for ( i = 0; i < nRows; ++i ) {
textsOffsets[i] = i * nCols;
}
XP_DEBUGF( "broke %d letters into %d rows of %d cols",
nTiles, nRows, nCols );
} /* sizeTextsAsButtons */
XP_S16
curses_askLetter( CursesAppGlobals* globals, XP_UCHAR* query,
XP_UCHAR4* texts, XP_U16 nTiles )
{
XP_S16 result;
WINDOW* confWin;
int x, y, rows, row, nLines, i;
short newSelButton = 0;
short curSelButton = 1; /* force draw by being different */
short maxWidth;
short numCtlButtons;
char* ctlButtons[] = { "Ok", "Cancel" };
XP_Bool dismissed = XP_FALSE;
FormatInfo fi;
int len;
XP_U16 textsCols, textsRows;
XP_U16 textsOffsets[MAX_TILE_BUTTON_ROWS];
XP_U16 spacePerCtlButton;
char* textPtrs[MAX_UNIQUE_TILES];
for ( i = 0; i < nTiles; ++i ) {
textPtrs[i] = (char*)&texts[i];
}
getmaxyx(globals->boardWin, y, x);
XP_DEBUGF( "getmaxyx=>x=%d,y=%d", x, y );
numCtlButtons = sizeof(ctlButtons) / sizeof(ctlButtons[0]);
measureAskText( query, &fi );
sizeTextsAsButtons( texts, x, nTiles,
&textsCols, &textsRows, textsOffsets );
len = XP_MAX( fi.maxLen, textsCols * MAX_TILE_BUTTON_WIDTH );
if ( len < MIN_WIDTH ) {
len = MIN_WIDTH;
}
rows = fi.nLines + textsRows + 1;
maxWidth = x - (PAD*2) - 2; /* 2 for two borders */
XP_DEBUGF( "set maxWidth=%d", maxWidth );
if ( len > x-2 ) {
rows = (len / maxWidth) + 1;
len = maxWidth;
}
nLines = ASK_HEIGHT + rows - 1;
XP_DEBUGF( "newwin( %d, %d, (%d/2) - (%d/2), (%d-%d-2)/2",
nLines, len,//+(PAD*2),
y, nLines, x, len );
XP_ASSERT( y >= nLines );
confWin = newwin( nLines, len,//+(PAD*2),
(y/2) - (nLines/2), (x-len-2)/2 );
XP_ASSERT( !!confWin );
wclear( confWin );
box( confWin, '|', '-');
for ( row = 0; row < fi.nLines; ++row ) {
mvwaddnstr( confWin, row+1, PAD,
fi.line[row].substr, fi.line[row].len );
}
spacePerCtlButton = (len+(PAD*2)) / (numCtlButtons + 1);
result = newSelButton;
while ( !dismissed ) {
int ch;
if ( newSelButton != curSelButton ) {
XP_U16 i;
for ( i = 0; i < textsRows; ++i ) {
XP_U16 nInRow = textsCols;
if ( i + 1 == textsRows ) {
nInRow = nTiles % textsCols;
if ( nInRow == 0 ) {
nInRow = textsCols;
}
}
XP_DEBUGF( "printing %d cols, row %d, first char %s",
nInRow, i, textPtrs[textsOffsets[i]] );
drawButtons( confWin, rows + 2 - textsRows + i,
MAX_TILE_BUTTON_WIDTH-1,
nInRow,
newSelButton - textsOffsets[i],
(char**)&textPtrs[textsOffsets[i]] );
}
drawButtons( confWin, rows+2, spacePerCtlButton,
numCtlButtons,
newSelButton - nTiles, ctlButtons );
curSelButton = newSelButton;
}
ch = fgetc( stdin );
switch ( ch ) {
case '\t':
newSelButton = (curSelButton+1) % (numCtlButtons + nTiles);
if ( newSelButton < nTiles ) {
result = newSelButton;
}
break;
case EOF:
case 4: /* C-d */
case 27: /* ESC */
curSelButton = 0; /* should be the cancel case */
case '\r':
case '\n':
dismissed = XP_TRUE;
break;
default:
if ( ch >= 'a' && ch <= 'z' ) {
ch += 'A' - 'a';
}
for ( i = 0; i < nTiles; ++i ) {
if ( ch == texts[i][0] ) {
XP_DEBUGF( "picking %c", (char)ch);
newSelButton = i;
result = i;
break;
}
}
}
XP_DEBUGF( "newSelButton=%d", newSelButton );
}
delwin( confWin );
/* this leaves a ghost line, but I can't figure out a better way. */
wtouchln( globals->boardWin, (y/2)-(nLines/2), ASK_HEIGHT + rows - 1, 1 );
wrefresh( globals->boardWin );
return result;
} /* curses_askLetter */
#endif /* PLATFORM_NCURSES */

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/* -*-mode: C; fill-column: 78; c-basic-offset: 4; -*- */
/*
* Copyright 2003 by Eric House (fixin@peak.org). All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _CURSESLETTERASK_H_
#define _CURSESLETTERASK_H_
#include "linuxmain.h"
#include "cursesmain.h"
XP_S16 curses_askLetter( CursesAppGlobals* globals, XP_UCHAR* query,
XP_UCHAR4* texts, XP_U16 nTiles );
#endif