guihelp.cpp

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/***************************************************************************
                       guihelp.cpp -- automatic help on keys                                
                             -------------------                                         
    created              : Fri Aug 13 22:20:37 CEST 1999
    copyright            : (C) 1999-2026 by Eric Espié, Bernhard Wymann
    email                : berniw@bluewin.ch
 
 ***************************************************************************/
 
/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/

 
#include <stdlib.h>
#ifdef WIN32
#include <windows.h>
#endif
#include <tgfclient.h>
#include "gui.h"
 
static void *scrHandle;
static float    *fgColor1 = &(GfuiColor[GFUI_HELPCOLOR1][0]);
static float    *fgColor2 = &(GfuiColor[GFUI_HELPCOLOR2][0]);
 
void
gfuiHelpInit(void)
{
}

void
GfuiHelpScreen(void *prevScreen)
{
    int     x, x2, dx, y;
    tGfuiKey    *curKey;
    tGfuiKey    *curSKey;
    tGfuiScreen  *pscr = (tGfuiScreen*)prevScreen;
    
    scrHandle = GfuiScreenCreate();
    
    GfuiLabelCreateEx(scrHandle,
              "Keys Definition",
              fgColor2,
              GFUI_FONT_BIG,
              320,
              440,
              GFUI_ALIGN_HC_VB,
              0);
 
    x  = 30;
    dx = 80;
    x2 = 330;
    y  = 380;
    
    curSKey = pscr->userSpecKeys;
    curKey = pscr->userKeys;
    do {
    if (curSKey != NULL) {
        curSKey = curSKey->next;
        GfuiLabelCreateEx(scrHandle, curSKey->name, fgColor1, GFUI_FONT_SMALL_C, x, y, GFUI_ALIGN_HL_VB, 0);
        GfuiLabelCreateEx(scrHandle, curSKey->descr, fgColor2, GFUI_FONT_SMALL_C, x + dx, y, GFUI_ALIGN_HL_VB, 0);
    }
 
    if (curKey != NULL) {
        curKey = curKey->next;
        GfuiLabelCreateEx(scrHandle, curKey->name, fgColor1, GFUI_FONT_SMALL_C, x2, y, GFUI_ALIGN_HL_VB, 0);
        GfuiLabelCreateEx(scrHandle, curKey->descr, fgColor2, GFUI_FONT_SMALL_C, x2 + dx, y, GFUI_ALIGN_HL_VB, 0);
    }
    y -= 12;
    
    if (curKey == pscr->userKeys) curKey = (tGfuiKey*)NULL;
    if (curSKey == pscr->userSpecKeys) curSKey = (tGfuiKey*)NULL;
 
    } while ((curKey != NULL) || (curSKey != NULL));
    
 
    GfuiButtonCreateAction(scrHandle,
             "Back",
             GFUI_FONT_LARGE,
             320,
             40,
             GFUI_BTNSZ,
             GFUI_ALIGN_HC_VB,
             0,
             [prevScreen] { GfuiScreenActivate(prevScreen); },
             tGfuiAction(),
             tGfuiAction());
 
    GfuiAddKeyAction(scrHandle, (unsigned char)27, "", [prevScreen] { GfuiScreenReplace(prevScreen); }, tGfuiAction());
    GfuiAddSKeyAction(scrHandle, GLUT_KEY_F1, "", [prevScreen] { GfuiScreenReplace(prevScreen); }, tGfuiAction());
    GfuiAddKeyAction(scrHandle, (unsigned char)13, "", [prevScreen] { GfuiScreenReplace(prevScreen); }, tGfuiAction());
 
    GfuiMenuDefaultKeysAdd(scrHandle);
 
    GfuiScreenActivate(scrHandle);
 
}