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* Copyright (C) 1997 Michael Madore
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* This file is part of TN5250.
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* TN5250 is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1, or (at your option)
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* TN5250 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 Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA
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#include "tn5250-private.h"
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/****f* lib5250/tn5250_field_new
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* ret = tn5250_field_new (w);
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tn5250_field_new (int w)
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Tn5250Field *This = tn5250_new (Tn5250Field, 1);
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memset (This, 0, sizeof (Tn5250Field));
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/****f* lib5250/tn5250_field_copy
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* ret = tn5250_field_copy (This);
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* Tn5250Field * This -
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tn5250_field_copy (Tn5250Field * This)
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Tn5250Field *fld = tn5250_new (Tn5250Field, 1);
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memcpy (fld, This, sizeof (Tn5250Field));
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fld->script_slot = NULL;
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/****f* lib5250/tn5250_field_destroy
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* tn5250_field_destroy
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* tn5250_field_destroy (This);
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* Tn5250Field * This -
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tn5250_field_destroy (Tn5250Field * This)
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/****f* lib5250/tn5250_field_dump
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* tn5250_field_dump (This);
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* Tn5250Field * This -
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tn5250_field_dump (Tn5250Field * This)
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Tn5250Uint16 ffw = This->FFW;
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TN5250_LOG (("tn5250_field_dump: ffw flags = "));
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if ((ffw & TN5250_FIELD_BYPASS) != 0)
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TN5250_LOG (("bypass "));
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if ((ffw & TN5250_FIELD_DUP_ENABLE) != 0)
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TN5250_LOG (("dup-enable "));
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if ((ffw & TN5250_FIELD_MODIFIED) != 0)
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TN5250_LOG (("mdt "));
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if ((ffw & TN5250_FIELD_AUTO_ENTER) != 0)
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TN5250_LOG (("auto-enter"));
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if ((ffw & TN5250_FIELD_FER) != 0)
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TN5250_LOG (("fer "));
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if ((ffw & TN5250_FIELD_MONOCASE) != 0)
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TN5250_LOG (("monocase "));
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if ((ffw & TN5250_FIELD_MANDATORY) != 0)
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TN5250_LOG (("mandatory "));
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TN5250_LOG (("\ntn5250_field_dump: fcw flags = "));
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if (This->resequence != 0)
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TN5250_LOG (("Entry field resequencing: %d ", This->resequence));
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TN5250_LOG (("Magnetic stripe reader entry field "));
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TN5250_LOG (("Selector light pen or cursor select field "));
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if (This->magandlight)
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TN5250_LOG (("Magnetic stripe reader and selector light pen entry field "));
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if (This->lightandattn)
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TN5250_LOG (("Selector light pen and selectable attention entry field "));
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if (This->ideographiconly)
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TN5250_LOG (("Ideographic-only entry field "));
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if (This->ideographicdatatype)
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TN5250_LOG (("Ideographic data type entry field "));
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if (This->ideographiceither)
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TN5250_LOG (("Ideographic-either entry field "));
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if (This->ideographicopen)
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TN5250_LOG (("Ideographic-open entry field "));
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if (This->transparency != 0)
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TN5250_LOG (("Transparency entry field: %d ", This->transparency));
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if (This->forwardedge)
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TN5250_LOG (("Forward edge trigger entry field "));
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if (This->continuous)
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TN5250_LOG (("continuous "));
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if (tn5250_field_is_continued_first (This))
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TN5250_LOG (("(first) "));
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if (tn5250_field_is_continued_middle (This))
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TN5250_LOG (("(middle) "));
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if (tn5250_field_is_continued_last (This))
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TN5250_LOG (("(last) "));
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TN5250_LOG (("wordwrap "));
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if (This->nextfieldprogressionid != 0)
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TN5250_LOG (("cursor progression: %d ", This->nextfieldprogressionid));
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if ((int) This->highlightentryattr != 0)
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TN5250_LOG (("Highlighted entry field: %x ", This->highlightentryattr));
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if ((int) This->pointeraid != 0)
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TN5250_LOG (("Pointer device selection entry field: %x ", This->pointeraid));
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if (This->selfcheckmod11)
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TN5250_LOG (("Self-check modulus 11 entry field "));
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if (This->selfcheckmod10)
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TN5250_LOG (("Self-check modulus 10 entry field "));
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TN5250_LOG (("\ntn5250_field_dump: type = %s\n",
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tn5250_field_description (This)));
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TN5250_LOG (("tn5250_field_dump: adjust = %s\ntn5250_field_dump: data = ",
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tn5250_field_adjust_description (This)));
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/****f* lib5250/tn5250_field_hit_test
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* tn5250_field_hit_test
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* ret = tn5250_field_hit_test (This, y, x);
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* Tn5250Field * This -
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* Determine if the screen position at row ``y'', column ``x'' is contained
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* within this field. (A hit-test, in other words.)
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tn5250_field_hit_test (Tn5250Field * This, int y, int x)
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int pos = (y * This->w) + x;
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return (pos >= tn5250_field_start_pos (This)
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&& pos <= tn5250_field_end_pos (This));
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/****f* lib5250/tn5250_field_start_pos
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* tn5250_field_start_pos
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* ret = tn5250_field_start_pos (This);
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* Tn5250Field * This -
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* Figure out the starting address of this field.
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tn5250_field_start_pos (Tn5250Field * This)
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return This->start_row * This->w + This->start_col;
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/****f* lib5250/tn5250_field_end_pos
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* tn5250_field_end_pos
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* ret = tn5250_field_end_pos (This);
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* Tn5250Field * This -
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* Figure out the ending address of this field.
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tn5250_field_end_pos (Tn5250Field * This)
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return tn5250_field_start_pos (This) + tn5250_field_length (This) - 1;
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/****f* lib5250/tn5250_field_end_row
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* tn5250_field_end_row
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* ret = tn5250_field_end_row (This);
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* Tn5250Field * This -
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* Figure out the ending row of this field.
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tn5250_field_end_row (Tn5250Field * This)
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return tn5250_field_end_pos (This) / This->w;
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/****f* lib5250/tn5250_field_end_col
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* tn5250_field_end_col
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* ret = tn5250_field_end_col (This);
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* Tn5250Field * This -
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* Figure out the ending column of this field.
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tn5250_field_end_col (Tn5250Field * This)
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return tn5250_field_end_pos (This) % This->w;
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/****f* lib5250/tn5250_field_description
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* tn5250_field_description
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* ret = tn5250_field_description (This);
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* Tn5250Field * This -
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* Get a description of this field.
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tn5250_field_description (Tn5250Field * This)
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switch (This->FFW & TN5250_FIELD_FIELD_MASK)
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case TN5250_FIELD_ALPHA_SHIFT:
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return "Alpha Shift";
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case TN5250_FIELD_DUP_ENABLE:
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return "Dup Enabled";
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case TN5250_FIELD_ALPHA_ONLY:
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case TN5250_FIELD_NUM_SHIFT:
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return "Numeric Shift";
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case TN5250_FIELD_NUM_ONLY:
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return "Numeric Only";
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case TN5250_FIELD_KATA_SHIFT:
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case TN5250_FIELD_DIGIT_ONLY:
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return "Digits Only";
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case TN5250_FIELD_MAG_READER:
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return "Mag Reader I/O Field";
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case TN5250_FIELD_SIGNED_NUM:
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return "Signed Numeric";
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/****f* lib5250/tn5250_field_adjust_description
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* tn5250_field_adjust_description
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* ret = tn5250_field_adjust_description (This);
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* Tn5250Field * This -
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* Get a description of the mandatory fill mode for this field.
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tn5250_field_adjust_description (Tn5250Field * This)
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switch (This->FFW & TN5250_FIELD_MAND_FILL_MASK)
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case TN5250_FIELD_NO_ADJUST:
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case TN5250_FIELD_MF_RESERVED_1:
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case TN5250_FIELD_MF_RESERVED_2:
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case TN5250_FIELD_MF_RESERVED_3:
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case TN5250_FIELD_MF_RESERVED_4:
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case TN5250_FIELD_RIGHT_ZERO:
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return "Right Adjust, Zero Fill";
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case TN5250_FIELD_RIGHT_BLANK:
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return "Right Adjust, Blank Fill";
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case TN5250_FIELD_MANDATORY_FILL:
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return "Mandatory Fill";
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/****f* lib5250/tn5250_field_count_left
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* tn5250_field_count_left
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* ret = tn5250_field_count_left (This, y, x);
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* Tn5250Field * This -
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* Return the number of characters in the this field which
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* are to the left of the specified cursor position. Used
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* as an index to insert data when the user types.
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tn5250_field_count_left (Tn5250Field * This, int y, int x)
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pos = (y * This->w + x);
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pos -= tn5250_field_start_pos (This);
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TN5250_ASSERT (tn5250_field_hit_test (This, y, x));
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TN5250_ASSERT (pos >= 0);
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TN5250_ASSERT (pos < tn5250_field_length (This));
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/****f* lib5250/tn5250_field_count_right
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* tn5250_field_count_right
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* ret = tn5250_field_count_right (This, y, x);
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* Tn5250Field * This -
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* This returns the number of characters in the specified field
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* which are to the right of the specified cursor position.
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tn5250_field_count_right (Tn5250Field * This, int y, int x)
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TN5250_ASSERT (tn5250_field_hit_test (This, y, x));
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return tn5250_field_end_pos (This) - (y * This->w + x);
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/****f* lib5250/tn5250_field_valid_char
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* tn5250_field_valid_char
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* ret = tn5250_field_valid_char (field, ch);
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* Tn5250Field * field -
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* Determine if the supplied character is a valid data character
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* for this field, and return system reference code for errors (SRC)
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tn5250_field_valid_char (Tn5250Field * field, int ch, int *src)
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TN5250_LOG (("HandleKey: fieldtype = %d; char = '%c'.\n",
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tn5250_field_type (field), ch));
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*src = TN5250_KBDSRC_NONE;
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switch (tn5250_field_type (field))
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case TN5250_FIELD_ALPHA_SHIFT:
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case TN5250_FIELD_ALPHA_ONLY:
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if (!(isalpha (ch) || ch == ',' || ch == '.' || ch == '-' || ch == ' '))
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*src = TN5250_KBDSRC_ALPHAONLY;
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case TN5250_FIELD_NUM_SHIFT:
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case TN5250_FIELD_NUM_ONLY:
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if (!(isdigit (ch) || ch == ',' || ch == '.' || ch == '-' || ch == ' '))
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*src = TN5250_KBDSRC_NUMONLY;
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case TN5250_FIELD_KATA_SHIFT:
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TN5250_LOG (("KATAKANA not implemented.\n"));
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case TN5250_FIELD_DIGIT_ONLY:
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*src = TN5250_KBDSRC_ONLY09;
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case TN5250_FIELD_MAG_READER:
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*src = TN5250_KBDSRC_DATA_DISALLOWED;
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case TN5250_FIELD_SIGNED_NUM:
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*src = TN5250_KBDSRC_ONLY09;
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/****f* lib5250/tn5250_field_set_mdt
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* tn5250_field_set_mdt
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* tn5250_field_set_mdt (This);
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* Tn5250Field * This -
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* Set the MDT flag for this field and for the table which owns it.
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tn5250_field_set_mdt (Tn5250Field * This)
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TN5250_ASSERT (This->table != NULL);
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/* Taken from tn5250j
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* get the first field of a continued edit field if it is continued
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if ((This->continuous) && !tn5250_field_is_continued_first (This))
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for (iter = This->prev;
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(iter->continuous && !tn5250_field_is_continued_first (iter));
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TN5250_ASSERT (iter->continuous);
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tn5250_field_set_mdt (iter);
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tn5250_dbuffer_set_mdt (iter->table);
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This->FFW |= TN5250_FIELD_MODIFIED;
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tn5250_dbuffer_set_mdt (This->table);
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/****f* lib5250/tn5250_field_list_destroy
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* tn5250_field_list_destroy
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* ret = tn5250_field_list_destroy (list);
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* Tn5250Field * list -
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* Destroy all fields in a field list.
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tn5250_field_list_destroy (Tn5250Field * list)
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Tn5250Field *iter, *next;
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if ((iter = list) != NULL)
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tn5250_field_destroy (iter);
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while (iter != list);
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/****f* lib5250/tn5250_field_list_add
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* tn5250_field_list_add
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* ret = tn5250_field_list_add (list, node);
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* Tn5250Field * list -
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* Tn5250Field * node -
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* Add a field to the end of a list of fields.
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tn5250_field_list_add (Tn5250Field * list, Tn5250Field * node)
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node->prev = node->next = NULL;
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node->next = node->prev = node;
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node->prev = list->prev;
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node->prev->next = node;
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node->next->prev = node;
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/****f* lib5250/tn5250_field_list_remove
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* tn5250_field_list_remove
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* ret = tn5250_field_list_remove (list, node);
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* Tn5250Field * list -
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* Tn5250Field * node -
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* Remove a field from a list of fields.
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tn5250_field_list_remove (Tn5250Field * list, Tn5250Field * node)
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if (list->next == list && list == node)
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node->next = node->prev = NULL;
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node->next->prev = node->prev;
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node->prev->next = node->next;
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node->prev = node->next = NULL;
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/****f* lib5250/tn5250_field_list_find_by_id
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* tn5250_field_list_find_by_id
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* ret = tn5250_field_list_find_by_id (list, id);
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* Tn5250Field * list -
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* Find a field by its numeric id.
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tn5250_field_list_find_by_id (Tn5250Field * list, int id)
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if ((iter = list) != NULL)
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while (iter != list);
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/****f* lib5250/tn5250_field_list_copy
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* tn5250_field_list_copy
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* ret = tn5250_field_list_copy (This);
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* Tn5250Field * This -
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* Copy all fields in a list to another list.
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tn5250_field_list_copy (Tn5250Field * This)
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Tn5250Field *new_list = NULL, *iter, *new_field;
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if ((iter = This) != NULL)
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new_field = tn5250_field_copy (iter);
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if (new_field != NULL)
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new_list = tn5250_field_list_add (new_list, new_field);
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while (iter != This);
added
removed
src/field.c
