mirror of
https://github.com/acanas/swad-core.git
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244 lines
6.5 KiB
C
244 lines
6.5 KiB
C
// swad_table.c: tables
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/*
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SWAD (Shared Workspace At a Distance),
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is a web platform developed at the University of Granada (Spain),
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and used to support university teaching.
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This file is part of SWAD core.
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Copyright (C) 1999-2019 Antonio Cañas Vargas
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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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 Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*****************************************************************************/
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/********************************* Headers ***********************************/
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/*****************************************************************************/
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#define _GNU_SOURCE // For vasprintf
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#include <stdarg.h> // For va_start, va_end
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#include <stdio.h> // For fprintf, vasprintf
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#include <stdlib.h> // For free
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#include "swad_table.h"
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#include "swad_global.h"
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/*****************************************************************************/
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/************** External global variables from others modules ****************/
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/*****************************************************************************/
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extern struct Globals Gbl;
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/*****************************************************************************/
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/****************************** Public constants *****************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/***************************** Private constants *****************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/******************************* Private types *******************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/***************************** Private prototypes ****************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/******************************* Start/end table *****************************/
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/*****************************************************************************/
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void Tbl_StartTableClass (const char *fmt,...)
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{
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va_list ap;
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int NumBytesPrinted;
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char *Class;
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if (fmt)
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{
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if (fmt[0])
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{
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va_start (ap,fmt);
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NumBytesPrinted = vasprintf (&Class,fmt,ap);
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va_end (ap);
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if (NumBytesPrinted < 0) // If memory allocation wasn't possible,
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// or some other error occurs,
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// vasprintf will return -1
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Lay_NotEnoughMemoryExit ();
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/***** Print HTML *****/
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fprintf (Gbl.F.Out,
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"<table class=\"%s\">",Class);
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free ((void *) Class);
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}
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else
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Tbl_StartTable ();
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}
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else
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Tbl_StartTable ();
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}
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void Tbl_StartTablePadding (unsigned CellPadding)
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{
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if (CellPadding)
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fprintf (Gbl.F.Out,
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"<table class=\"CELLS_PAD_%u\">",
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CellPadding); // CellPadding must be 0, 1, 2, 5 or 10
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else
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Tbl_StartTable ();
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}
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void Tbl_StartTable (void)
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{
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fprintf (Gbl.F.Out,
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"<table>");
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}
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void Tbl_StartTableCenterPadding (unsigned CellPadding)
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{
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if (CellPadding)
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fprintf (Gbl.F.Out,
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"<table class=\"FRAME_TBL_CENTER CELLS_PAD_%u\">",
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CellPadding); // CellPadding must be 0, 1, 2, 5 or 10
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else
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Tbl_StartTableCenter ();
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}
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void Tbl_StartTableCenter (void)
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{
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fprintf (Gbl.F.Out,
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"<table class=\"FRAME_TBL_CENTER\">");
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}
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void Tbl_StartTableWidePadding (unsigned CellPadding)
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{
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if (CellPadding)
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fprintf (Gbl.F.Out,
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"<table class=\"FRAME_TBL_WIDE CELLS_PAD_%u\">",
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CellPadding); // CellPadding must be 0, 1, 2, 5 or 10
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else
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Tbl_StartTableWide ();
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}
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void Tbl_StartTableWide (void)
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{
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fprintf (Gbl.F.Out,
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"<table class=\"FRAME_TBL_WIDE\">");
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}
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void Tbl_StartTableWideMarginPadding (unsigned CellPadding)
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{
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if (CellPadding)
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fprintf (Gbl.F.Out,
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"<table class=\"FRAME_TBL_WIDE_MARGIN CELLS_PAD_%u\">",
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CellPadding); // CellPadding must be 0, 1, 2, 5 or 10
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else
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Tbl_StartTableWideMargin ();
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}
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void Tbl_StartTableWideMargin (void)
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{
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fprintf (Gbl.F.Out,
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"<table class=\"FRAME_TBL_WIDE_MARGIN\">");
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}
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void Tbl_EndTable (void)
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{
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fprintf (Gbl.F.Out,
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"</table>");
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}
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/*****************************************************************************/
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/**************************** Start/end table row ****************************/
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/*****************************************************************************/
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void Tbl_StartRowAttr (const char *fmt,...)
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{
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va_list ap;
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int NumBytesPrinted;
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char *Attr;
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if (fmt)
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{
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if (fmt[0])
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{
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va_start (ap,fmt);
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NumBytesPrinted = vasprintf (&Attr,fmt,ap);
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va_end (ap);
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if (NumBytesPrinted < 0) // If memory allocation wasn't possible,
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// or some other error occurs,
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// vasprintf will return -1
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Lay_NotEnoughMemoryExit ();
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/***** Print HTML *****/
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fprintf (Gbl.F.Out,
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"<tr %s>",Attr);
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free ((void *) Attr);
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}
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else
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Tbl_StartRow ();
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}
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else
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Tbl_StartRow ();
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}
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void Tbl_StartRow (void)
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{
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fprintf (Gbl.F.Out,
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"<tr>");
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}
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void Tbl_EndRow (void)
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{
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fprintf (Gbl.F.Out,
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"</tr>");
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}
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/*****************************************************************************/
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/********************************* Table cells *******************************/
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/*****************************************************************************/
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void Tbl_EndCell (void)
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{
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fprintf (Gbl.F.Out,
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"</td>");
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}
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void Tbl_PutEmptyCells (unsigned NumColumns)
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{
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unsigned NumCol;
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for (NumCol = 0;
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NumCol < NumColumns;
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NumCol++)
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fprintf (Gbl.F.Out,
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"<td></td>");
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}
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void Tbl_PutEmptyColouredCells (unsigned NumColumns)
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{
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unsigned NumCol;
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for (NumCol = 0;
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NumCol < NumColumns;
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NumCol++)
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fprintf (Gbl.F.Out,
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"<td class=\"COLOR%u\"></td>",
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Gbl.RowEvenOdd);
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}
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