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382 lines
13 KiB
C
382 lines
13 KiB
C
// swad_tab.c: tabs drawing
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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) 1999-2018 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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#include "swad_global.h"
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#include "swad_parameter.h"
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#include "swad_tab.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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/****************************** Private constants ****************************/
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/*****************************************************************************/
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const char *Tab_TabIcons[Tab_NUM_TABS] =
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{
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/* TabUnk */ NULL,
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/* TabSys */ "sys64x64.gif",
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/* TabCty */ "cty64x64.gif",
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/* TabIns */ "ins64x64.gif",
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/* TabCtr */ "ctr64x64.gif",
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/* TabDeg */ "deg64x64.gif",
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/* TabCrs */ "crs64x64.gif",
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/* TabAss */ "ass64x64.gif",
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/* TabFil */ "fil64x64.gif",
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/* TabUsr */ "usr64x64.gif",
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/* TabSoc */ "soc64x64.png",
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/* TabMsg */ "msg64x64.gif",
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/* TabAna */ "ana64x64.gif",
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/* TabPrf */ "prf64x64.gif",
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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 variables *****************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/***************************** Private prototypes ****************************/
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/*****************************************************************************/
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static bool Tab_CheckIfICanViewTab (Tab_Tab_t Tab);
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static void Tab_WriteBreadcrumbHome (void);
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static void Tab_WriteBreadcrumbTab (void);
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static void Tab_WriteBreadcrumbAction (void);
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/*****************************************************************************/
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/**************** Draw tabs with the current tab highlighted *****************/
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/*****************************************************************************/
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void Tab_DrawTabs (void)
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{
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extern const char *The_ClassTxtTabOn[The_NUM_THEMES];
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extern const char *The_ClassTxtTabOff[The_NUM_THEMES];
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extern const char *The_TabOnBgColors[The_NUM_THEMES];
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extern const char *The_TabOffBgColors[The_NUM_THEMES];
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extern const char *Txt_TABS_TXT[Tab_NUM_TABS];
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extern const char *Txt_TABS_TXT[Tab_NUM_TABS];
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Tab_Tab_t NumTab;
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bool ICanViewTab;
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const char *ClassHeadRow3[The_NUM_THEMES] =
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{
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"HEAD_ROW_3_WHITE", // The_THEME_WHITE
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"HEAD_ROW_3_GREY", // The_THEME_GREY
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"HEAD_ROW_3_BLUE", // The_THEME_BLUE
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"HEAD_ROW_3_YELLOW", // The_THEME_YELLOW
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};
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/***** Start tabs container *****/
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fprintf (Gbl.F.Out,"<div class=\"%s\">"
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"<nav id=\"tabs\">"
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"<ul class=\"LIST_LEFT\">",
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ClassHeadRow3[Gbl.Prefs.Theme]);
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/***** Draw the tabs *****/
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for (NumTab = (Tab_Tab_t) 1;
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NumTab <= (Tab_Tab_t) Tab_NUM_TABS - 1;
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NumTab++)
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{
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ICanViewTab = Tab_CheckIfICanViewTab (NumTab);
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/* If current tab is unknown, then activate the first one with access allowed */
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if (Gbl.Action.Tab == TabUnk)
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{
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Gbl.Action.Tab = NumTab;
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Tab_DisableIncompatibleTabs ();
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}
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if (ICanViewTab) // Don't show the first hidden tabs
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{
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/* Form, icon (at top) and text (at bottom) of the tab */
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fprintf (Gbl.F.Out,"<li class=\"%s %s\">",
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NumTab == Gbl.Action.Tab ? "TAB_ON" :
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"TAB_OFF",
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NumTab == Gbl.Action.Tab ? The_TabOnBgColors[Gbl.Prefs.Theme] :
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The_TabOffBgColors[Gbl.Prefs.Theme]);
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fprintf (Gbl.F.Out,"<div"); // This div must be present even in current tab in order to render properly the tab
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if (NumTab != Gbl.Action.Tab)
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fprintf (Gbl.F.Out," class=\"ICO_HIGHLIGHT\"");
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fprintf (Gbl.F.Out,">");
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Act_StartForm (ActMnu);
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Par_PutHiddenParamUnsigned ("NxtTab",(unsigned) NumTab);
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Act_LinkFormSubmit (Txt_TABS_TXT[NumTab],
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NumTab == Gbl.Action.Tab ? The_ClassTxtTabOn[Gbl.Prefs.Theme] :
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The_ClassTxtTabOff[Gbl.Prefs.Theme],NULL);
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fprintf (Gbl.F.Out,"<img src=\"%s/%s/%s\" alt=\"%s\" title=\"%s\""
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" class=\"TAB_ICO\" />"
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"<div class=\"TAB_TXT %s\">%s</div>"
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"</a>",
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Gbl.Prefs.PathIconSet,Cfg_ICON_ACTION,
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Tab_TabIcons[NumTab],
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Txt_TABS_TXT[NumTab],
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Txt_TABS_TXT[NumTab],
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NumTab == Gbl.Action.Tab ? The_ClassTxtTabOn[Gbl.Prefs.Theme] :
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The_ClassTxtTabOff[Gbl.Prefs.Theme],
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Txt_TABS_TXT[NumTab]);
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Act_EndForm ();
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fprintf (Gbl.F.Out,"</div>"
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"</li>");
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}
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}
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/***** End tabs container *****/
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fprintf (Gbl.F.Out,"</ul>"
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"</nav>"
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"</div>");
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}
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/*****************************************************************************/
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/************************* Check if I can view a tab *************************/
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/*****************************************************************************/
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static bool Tab_CheckIfICanViewTab (Tab_Tab_t Tab)
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{
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switch (Tab)
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{
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case TabUnk:
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return false;
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case TabSys:
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return (Gbl.CurrentCty.Cty.CtyCod <= 0); // No country selected
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case TabCty:
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return (Gbl.CurrentCty.Cty.CtyCod > 0 && // Country selected
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Gbl.CurrentIns.Ins.InsCod <= 0); // No institution selected
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case TabIns:
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return (Gbl.CurrentIns.Ins.InsCod > 0 && // Institution selected
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Gbl.CurrentCtr.Ctr.CtrCod <= 0); // No centre selected
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case TabCtr:
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return (Gbl.CurrentCtr.Ctr.CtrCod > 0 && // Centre selected
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Gbl.CurrentDeg.Deg.DegCod <= 0); // No degree selected
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case TabDeg:
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return (Gbl.CurrentDeg.Deg.DegCod > 0 && // Degree selected
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Gbl.CurrentCrs.Crs.CrsCod <= 0); // No course selected
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case TabCrs:
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return (Gbl.CurrentCrs.Crs.CrsCod > 0); // Course selected
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case TabAss:
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return (Gbl.CurrentCrs.Crs.CrsCod > 0 || // Course selected
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Gbl.Usrs.Me.Role.Logged >= Rol_STD); // I belong to course or I am an admin
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case TabFil:
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return (Gbl.CurrentIns.Ins.InsCod > 0 || // Institution selected
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Gbl.Usrs.Me.Logged); // I'm logged
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default:
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return true;
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}
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}
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/*****************************************************************************/
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/********************* Draw breadcrumb with tab and action *******************/
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/*****************************************************************************/
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void Tab_DrawBreadcrumb (void)
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{
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extern const char *The_TabOnBgColors[The_NUM_THEMES];
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extern const char *The_ClassTxtTabOn[The_NUM_THEMES];
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signed int IndexInMenu;
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fprintf (Gbl.F.Out,"<div id=\"breadcrumb_container\" class=\"%s\">",
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The_TabOnBgColors[Gbl.Prefs.Theme]);
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/***** Home *****/
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Tab_WriteBreadcrumbHome ();
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IndexInMenu = Act_GetIndexInMenu (Gbl.Action.Act);
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if (Gbl.Action.Act == ActMnu || IndexInMenu >= 0)
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{
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/***** Tab *****/
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fprintf (Gbl.F.Out,"<span class=\"%s\"> > </span>",
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The_ClassTxtTabOn[Gbl.Prefs.Theme]);
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Tab_WriteBreadcrumbTab ();
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if (IndexInMenu >= 0)
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{
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/***** Menu *****/
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fprintf (Gbl.F.Out,"<span class=\"%s\"> > </span>",
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The_ClassTxtTabOn[Gbl.Prefs.Theme]);
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Tab_WriteBreadcrumbAction ();
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}
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}
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fprintf (Gbl.F.Out,"</div>");
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}
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/*****************************************************************************/
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/************************ Write home in breadcrumb ***************************/
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/*****************************************************************************/
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static void Tab_WriteBreadcrumbHome (void)
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{
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extern const char *The_ClassTxtTabOn[The_NUM_THEMES];
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extern const char *Txt_Home_PAGE;
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Act_StartForm (ActHom);
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Act_LinkFormSubmit (Txt_Home_PAGE,The_ClassTxtTabOn[Gbl.Prefs.Theme],NULL);
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fprintf (Gbl.F.Out,"%s</a>",
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Txt_Home_PAGE);
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Act_EndForm ();
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}
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/*****************************************************************************/
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/************ Write icon and title associated to the current tab *************/
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/*****************************************************************************/
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static void Tab_WriteBreadcrumbTab (void)
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{
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extern const char *The_ClassTxtTabOn[The_NUM_THEMES];
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extern const char *Txt_TABS_TXT[Tab_NUM_TABS];
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/***** Start form *****/
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Act_StartForm (ActMnu);
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Par_PutHiddenParamUnsigned ("NxtTab",(unsigned) Gbl.Action.Tab);
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Act_LinkFormSubmit (Txt_TABS_TXT[Gbl.Action.Tab],The_ClassTxtTabOn[Gbl.Prefs.Theme],NULL);
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/***** Title and end form *****/
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fprintf (Gbl.F.Out,"%s</a>",Txt_TABS_TXT[Gbl.Action.Tab]);
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Act_EndForm ();
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}
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/*****************************************************************************/
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/***************** Write title associated to the current action **************/
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/*****************************************************************************/
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static void Tab_WriteBreadcrumbAction (void)
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{
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extern const char *The_ClassTxtTabOn[The_NUM_THEMES];
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const char *Title = Act_GetTitleAction (Gbl.Action.Act);
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/***** Start form *****/
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Act_StartForm (Act_GetSuperAction (Gbl.Action.Act));
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Act_LinkFormSubmit (Title,The_ClassTxtTabOn[Gbl.Prefs.Theme],NULL);
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/***** Title and end form *****/
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fprintf (Gbl.F.Out,"%s</a>",
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Title);
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Act_EndForm ();
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}
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/*****************************************************************************/
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/*************** Set current tab depending on current action *****************/
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/*****************************************************************************/
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void Tab_SetCurrentTab (void)
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{
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Gbl.Action.Tab = Act_GetTab (Gbl.Action.Act);
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/***** Change action and tab if country, institution, centre or degree
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are incompatible with the current tab *****/
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switch (Gbl.Action.Tab)
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{
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case TabCty:
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if (Gbl.CurrentCty.Cty.CtyCod <= 0) // No country selected
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Gbl.Action.Act = ActSeeCty;
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break;
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case TabIns:
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if (Gbl.CurrentIns.Ins.InsCod <= 0) // No institution selected
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{
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if (Gbl.CurrentCty.Cty.CtyCod > 0) // Country selected, but no institution selected
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Gbl.Action.Act = ActSeeIns;
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else // No country selected
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Gbl.Action.Act = ActSeeCty;
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}
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break;
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case TabCtr:
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if (Gbl.CurrentCtr.Ctr.CtrCod <= 0) // No centre selected
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{
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if (Gbl.CurrentIns.Ins.InsCod > 0) // Institution selected, but no centre selected
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Gbl.Action.Act = ActSeeCtr;
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else if (Gbl.CurrentCty.Cty.CtyCod > 0) // Country selected, but no institution selected
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Gbl.Action.Act = ActSeeIns;
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else // No country selected
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Gbl.Action.Act = ActSeeCty;
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}
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break;
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case TabDeg:
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if (Gbl.CurrentDeg.Deg.DegCod <= 0) // No degree selected
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{
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if (Gbl.CurrentCtr.Ctr.CtrCod > 0) // Centre selected, but no degree selected
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Gbl.Action.Act = ActSeeDeg;
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else if (Gbl.CurrentIns.Ins.InsCod > 0) // Institution selected, but no centre selected
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Gbl.Action.Act = ActSeeCtr;
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else if (Gbl.CurrentCty.Cty.CtyCod > 0) // Country selected, but no institution selected
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Gbl.Action.Act = ActSeeIns;
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else // No country selected
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Gbl.Action.Act = ActSeeCty;
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}
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break;
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default:
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break;
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}
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Gbl.Action.Tab = Act_GetTab (Act_GetSuperAction (Gbl.Action.Act));
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Tab_DisableIncompatibleTabs ();
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}
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/*****************************************************************************/
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/************************** Disable incompatible tabs ************************/
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/*****************************************************************************/
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void Tab_DisableIncompatibleTabs (void)
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{
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/***** Set country, institution, centre, degree and course depending on the current tab.
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This will disable tabs incompatible with the current one. *****/
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switch (Gbl.Action.Tab)
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{
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case TabSys:
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Gbl.CurrentCty.Cty.CtyCod = -1L;
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/* falls through */
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/* no break */
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case TabCty:
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Gbl.CurrentIns.Ins.InsCod = -1L;
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/* falls through */
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/* no break */
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case TabIns:
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Gbl.CurrentCtr.Ctr.CtrCod = -1L;
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/* falls through */
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/* no break */
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case TabCtr:
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Gbl.CurrentDeg.Deg.DegCod = -1L;
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/* falls through */
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/* no break */
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case TabDeg:
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Gbl.CurrentCrs.Crs.CrsCod = -1L;
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break;
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default:
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break;
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}
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}
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