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Diffstat (limited to 'contrib/ncurses/form/frm_data.c')
-rw-r--r-- | contrib/ncurses/form/frm_data.c | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/contrib/ncurses/form/frm_data.c b/contrib/ncurses/form/frm_data.c deleted file mode 100644 index 787a179..0000000 --- a/contrib/ncurses/form/frm_data.c +++ /dev/null @@ -1,193 +0,0 @@ -/**************************************************************************** - * Copyright (c) 1998-2004,2005 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, 1995,1997 * - ****************************************************************************/ - -#include "form.priv.h" - -MODULE_ID("$Id: frm_data.c,v 1.14 2005/11/26 15:34:01 tom Exp $") - -/*--------------------------------------------------------------------------- -| Facility : libnform -| Function : bool data_behind(const FORM *form) -| -| Description : Check for off-screen data behind. This is nearly trivial -| because the beginning of a field is fixed. -| -| Return Values : TRUE - there are off-screen data behind -| FALSE - there are no off-screen data behind -+--------------------------------------------------------------------------*/ -NCURSES_EXPORT(bool) -data_behind(const FORM *form) -{ - bool result = FALSE; - - T((T_CALLED("data_behind(%p)"), form)); - - if (form && (form->status & _POSTED) && form->current) - { - FIELD *field; - - field = form->current; - if (!Single_Line_Field(field)) - { - result = (form->toprow == 0) ? FALSE : TRUE; - } - else - { - result = (form->begincol == 0) ? FALSE : TRUE; - } - } - returnBool(result); -} - -/*--------------------------------------------------------------------------- -| Facility : libnform -| Function : static char * Only_Padding( -| WINDOW *w, -| int len, -| int pad) -| -| Description : Test if 'length' cells starting at the current position -| contain a padding character. -| -| Return Values : true if only padding cells are found -+--------------------------------------------------------------------------*/ -NCURSES_INLINE static bool -Only_Padding(WINDOW *w, int len, int pad) -{ - bool result = TRUE; - int y, x, j; - FIELD_CELL cell; - - getyx(w, y, x); - for (j = 0; j < len; ++j) - { - if (wmove(w, y, x + j) != ERR) - { -#if USE_WIDEC_SUPPORT - if (win_wch(w, &cell) != ERR) - { - if ((chtype)CharOf(cell) != ChCharOf(pad) - || cell.chars[1] != 0) - { - result = FALSE; - break; - } - } -#else - cell = winch(w); - if (ChCharOf(cell) != ChCharOf(pad)) - { - result = FALSE; - break; - } -#endif - } - else - { - /* if an error, return true: no non-padding text found */ - break; - } - } - /* no need to reset the cursor position; caller does this */ - return result; -} - -/*--------------------------------------------------------------------------- -| Facility : libnform -| Function : bool data_ahead(const FORM *form) -| -| Description : Check for off-screen data ahead. This is more difficult -| because a dynamic field has a variable end. -| -| Return Values : TRUE - there are off-screen data ahead -| FALSE - there are no off-screen data ahead -+--------------------------------------------------------------------------*/ -NCURSES_EXPORT(bool) -data_ahead(const FORM *form) -{ - bool result = FALSE; - - T((T_CALLED("data_ahead(%p)"), form)); - - if (form && (form->status & _POSTED) && form->current) - { - FIELD *field; - bool cursor_moved = FALSE; - int pos; - - field = form->current; - assert(form->w); - - if (Single_Line_Field(field)) - { - int check_len; - - pos = form->begincol + field->cols; - while (pos < field->dcols) - { - check_len = field->dcols - pos; - if (check_len >= field->cols) - check_len = field->cols; - cursor_moved = TRUE; - wmove(form->w, 0, pos); - if (Only_Padding(form->w, check_len, field->pad)) - pos += field->cols; - else - { - result = TRUE; - break; - } - } - } - else - { - pos = form->toprow + field->rows; - while (pos < field->drows) - { - cursor_moved = TRUE; - wmove(form->w, pos, 0); - pos++; - if (!Only_Padding(form->w, field->cols, field->pad)) - { - result = TRUE; - break; - } - } - } - - if (cursor_moved) - wmove(form->w, form->currow, form->curcol); - } - returnBool(result); -} - -/* frm_data.c ends here */ |