/*
GenSurf plugin for GtkRadiant
Copyright (C) 2001 David Hyde, Loki software and qeradiant.com

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#include <gtk/gtk.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include "gensurf.h"

#define GENERAL_TAB   0
#define EXTENTS_TAB   1
#define BITMAP_TAB    2
#define FIXPOINTS_TAB 3
#define TEXTURE_TAB   4
//#define BUFF_SIZE	32768

#define ENABLE_WIDGET(name,enable) \
  gtk_widget_set_sensitive (GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), (name))), (enable))
#define CHECK_WIDGET(name,check) \
  gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (g_object_get_data (G_OBJECT (g_pWnd), name)), check)

static GtkWidget *game_radios[NUMGAMES];
static GtkWidget *wave_radios[5];
static GtkWidget *plane_radios[6];
static guint current_tab;
static int OldPreview;
static int WasDetail;
static GtkTooltips *tooltips;
static int FirstPassComplete = 0;

void About (GtkWidget *parent)
{
/*
  char *icon_xpm[] = {
"32 32 4 1",
" 	c None",
".	c #000000",
"+	c #FFFFFF",
"@	c #838183",
"................................",
"................................",
"................................",
"................................",
"................................",
"................................",
"................................",
"...............++...............",
".............++++++.............",
"............++@+++@+............",
"..........+++..++..+++..........",
"........++.+.++..++.+.@+........",
".......+..+..+.++.+..+..++......",
".....++..++.+..++..+.++..++.....",
"...++..++...+.+..+.++..++..++...",
"..++.+.++....++..++....++.+..+..",
".+.+..+..++....++....++..++.+.+.",
"..+++....+.++++++++++.+....+++..",
"....++.@@+++++.++.++++@++.++....",
"......+++++++......++@+++++.....",
".......+++.+.++..++.+..++.......",
".........++..+.++.+..++.........",
"...........++..++..++...........",
".............++..+.+............",
"..............+..+@.............",
"...............@@...............",
"................................",
"................................",
"................................",
"................................",
"................................",
"................................"
};
*/
  // leo: I'm too lazy to create a nice about box
	// ^Fishman - I am lazy too :P.
  g_FuncTable.m_pfnMessageBox (parent, "GtkGenSurf 1.05\n\n"
                               "Original version\n"
															 "David Hyde (rascal@vicksburg.com)\n\n"
															 "Porting\n"
                               "Leonardo Zide (leo@lokigames.com)\n\n"
															 "Enhancements\n"
															 "Pablo Zurita (pablo@qeradiant.com)\n"
															 "Hydra (hydra@hydras-world.com)",
                               "About GtkGenSurf", eMB_OK);
}

// =============================================================================
// main dialog

static void SetupControls ()
{
  switch (current_tab)
  {
  case GENERAL_TAB:
    break;

  case EXTENTS_TAB:
    if (Game != QUAKE3)
    {
      gtk_widget_hide (GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "use_patches")));
      ENABLE_WIDGET ("use_patches", FALSE);
    }
    else
    {
      gtk_widget_show (GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "use_patches")));
      ENABLE_WIDGET ("use_patches", TRUE);
    }

    if (Game == QUAKE3 && UsePatches != 0)
    {
      ENABLE_WIDGET ("decimate", FALSE);
    }
		gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "snap_text")), "Snap to grid:"); // ^Fishman - Snap to grid.
    break;

  case BITMAP_TAB:
    if (WaveType != WAVE_BITMAP)
    {
      ENABLE_WIDGET ("bmp_file", FALSE);
      ENABLE_WIDGET ("bmp_file_browse", FALSE);
      ENABLE_WIDGET ("bmp_black", FALSE);
      ENABLE_WIDGET ("bmp_white", FALSE);
      ENABLE_WIDGET ("bmp_text1", FALSE);
      ENABLE_WIDGET ("bmp_text2", FALSE);
      ENABLE_WIDGET ("bmp_text3", FALSE);
      ENABLE_WIDGET ("bmp_reload", FALSE);
      gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "bmp_note")),
                          "These options are disabled unless \"From Bitmap\"\n"
                          "is selected as the Waveform on the General tab.");
    }
    else
    {
      ENABLE_WIDGET ("bmp_file", TRUE);
      ENABLE_WIDGET ("bmp_file_browse", TRUE);
      ENABLE_WIDGET ("bmp_black", TRUE);
      ENABLE_WIDGET ("bmp_white", TRUE);
      ENABLE_WIDGET ("bmp_text1", TRUE);
      ENABLE_WIDGET ("bmp_text2", TRUE);
      ENABLE_WIDGET ("bmp_text3", TRUE);
      ENABLE_WIDGET ("bmp_reload", strlen(gbmp.name) != 0);
      gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "bmp_note")),
                          "GenSurf works only with 8-bit bitmaps. Color indices are\n"
                          "mapped to values for each vertex. Generally, gray scale\n"
                          "images are stored with black as color 0, white as color 255.");
    }
    break;

  case FIXPOINTS_TAB:
    ENABLE_WIDGET ("fix_value", (NumVerticesSelected != 0));
    ENABLE_WIDGET ("fix_value_text", (NumVerticesSelected != 0));
    ENABLE_WIDGET ("fix_free", (NumVerticesSelected != 0));
    ENABLE_WIDGET ("fix_range", ((NumVerticesSelected != 0) && (WaveType != WAVE_ROUGH_ONLY)));
    ENABLE_WIDGET ("fix_range_text", ((NumVerticesSelected != 0) && (WaveType != WAVE_ROUGH_ONLY)));
    ENABLE_WIDGET ("fix_rate", ((NumVerticesSelected != 0) && (WaveType != WAVE_ROUGH_ONLY)));
    ENABLE_WIDGET ("fix_rate_text", ((NumVerticesSelected != 0) && (WaveType != WAVE_ROUGH_ONLY)));
    break;

  case TEXTURE_TAB:
    ENABLE_WIDGET ("texture2", (UsePatches == 0));
    ENABLE_WIDGET ("texture3", (UsePatches == 0));
    ENABLE_WIDGET ("tex_slant", (UsePatches == 0));
    ENABLE_WIDGET ("detail", (UsePatches == 0));
    if (Game != QUAKE3 )
		{
			ENABLE_WIDGET ("terrain_ent", FALSE); // ^Fishman - Adds terrain key to func_group.
      ENABLE_WIDGET ("hint", (UsePatches == 0));
		}
    break;
  }

  switch (WaveType)
  {
  case WAVE_HCYLINDER:
  case WAVE_VCYLINDER:
    ENABLE_WIDGET ("amplitude", TRUE);
    ENABLE_WIDGET ("wavelength", TRUE);
    ENABLE_WIDGET ("z00", TRUE);
    ENABLE_WIDGET ("z01", TRUE);
    ENABLE_WIDGET ("z10", TRUE);
    ENABLE_WIDGET ("z11", TRUE);
    ENABLE_WIDGET ("linearborder", TRUE);
    ENABLE_WIDGET ("go", TRUE);
    break;
  case WAVE_BITMAP:
    ENABLE_WIDGET ("amplitude", FALSE);
    ENABLE_WIDGET ("wavelength", FALSE);
    ENABLE_WIDGET ("z00", FALSE);
    ENABLE_WIDGET ("z01", FALSE);
    ENABLE_WIDGET ("z10", FALSE);
    ENABLE_WIDGET ("z11", FALSE);
    ENABLE_WIDGET ("linearborder", FALSE);
    ENABLE_WIDGET ("go", (gbmp.colors != NULL ? TRUE : FALSE));
    break;
  case WAVE_ROUGH_ONLY:
    ENABLE_WIDGET ("amplitude", FALSE);
    ENABLE_WIDGET ("wavelength", FALSE);
    ENABLE_WIDGET ("z00", TRUE);
    ENABLE_WIDGET ("z01", TRUE);
    ENABLE_WIDGET ("z10", TRUE);
    ENABLE_WIDGET ("z11", TRUE);
    ENABLE_WIDGET ("linearborder", TRUE);
    ENABLE_WIDGET ("go", TRUE);
    break;
  default:
    ENABLE_WIDGET ("amplitude", TRUE);
    ENABLE_WIDGET ("wavelength", TRUE);
    ENABLE_WIDGET ("z00", TRUE);
    ENABLE_WIDGET ("z01", TRUE);
    ENABLE_WIDGET ("z10", TRUE);
    ENABLE_WIDGET ("z11", TRUE);
    ENABLE_WIDGET ("linearborder", TRUE);
    ENABLE_WIDGET ("go", TRUE);
  }

  switch (Plane)
  {
  case PLANE_XZ0:
  case PLANE_XZ1:
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "hmin_text")), "X:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "hmax_text")), "X:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "vmin_text")), "Z:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "vmax_text")), "Z:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "nh_text")), "X:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "nv_text")), "Z:");
    break;
  case PLANE_YZ0:
  case PLANE_YZ1:
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "hmin_text")), "Y:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "hmax_text")), "Y:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "vmin_text")), "Z:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "vmax_text")), "Z:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "nh_text")), "Y:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "nv_text")), "Z:");
    break;
  default:
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "hmin_text")), "X:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "hmax_text")), "X:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "vmin_text")), "Y:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "vmax_text")), "Y:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "nh_text")), "X:");
    gtk_label_set_text (GTK_LABEL (g_object_get_data (G_OBJECT (g_pWnd), "nv_text")), "Y:");
    break;
  }
}

// SetDlgValues fills in text boxes and initializes other input controls
static void SetDlgValues (int tab)
{
  char Text[256];
  char RForm[16] = "%.5g";
  int i;

  switch (tab)
  {
  case GENERAL_TAB:
    // Hell if I know why, but in the release build the 2nd pass thru the
    // set_sensitive loop for game_radios crashes. No need to do this more
    // than once anyhow.
    if (!FirstPassComplete)
    {
      for (i = 0; i < NUMGAMES; i++)
        gtk_widget_set_sensitive (game_radios[i], (i == Game ? TRUE : FALSE));
      for (i = 0; i < 6; i++)
        gtk_widget_set_sensitive (plane_radios[i], (i == Plane ? TRUE : FALSE));
    }
    gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (game_radios[Game]), TRUE);
    gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (plane_radios[Plane]), TRUE);
    gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (wave_radios[WaveType]), TRUE);
    gtk_spin_button_set_value (GTK_SPIN_BUTTON (g_object_get_data (G_OBJECT (g_pWnd), "random")),
                               RandomSeed);
    sprintf (Text, RForm, WaveLength);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "wavelength")), Text);
    sprintf (Text, RForm, Amplitude);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "amplitude")), Text);
    sprintf (Text, RForm, Roughness);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "roughness")), Text);
		gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (g_object_get_data
                                                     (G_OBJECT (g_pWnd), "main_antialiasing")), Antialiasing);
    break;

  case EXTENTS_TAB:
    sprintf (Text,RForm,Hll);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "hmin")), Text);
    sprintf (Text,RForm,Vll);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "vmin")), Text);
    sprintf (Text,RForm,Hur);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "hmax")), Text);
    sprintf (Text,RForm,Vur);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "vmax")), Text);
    sprintf (Text,RForm,Z00);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "z00")), Text);
    sprintf (Text,RForm,Z01);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "z01")), Text);
    sprintf (Text,RForm,Z10);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "z10")), Text);
    sprintf (Text,RForm,Z11);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "z11")), Text);
    gtk_spin_button_set_value (GTK_SPIN_BUTTON (g_object_get_data (G_OBJECT (g_pWnd), "nh")), NH);
    gtk_spin_button_set_value (GTK_SPIN_BUTTON (g_object_get_data (G_OBJECT (g_pWnd), "nv")), NV);
		gtk_spin_button_set_value (GTK_SPIN_BUTTON (g_object_get_data (G_OBJECT (g_pWnd), "sp")), SP); // ^Fishman - Snap to grid.

    gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (g_object_get_data
                                                     (G_OBJECT (g_pWnd), "linearborder")), FixBorders);
    gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (g_object_get_data
                                                     (G_OBJECT (g_pWnd), "use_patches")), UsePatches);
    gtk_adjustment_set_value (GTK_ADJUSTMENT (g_object_get_data (G_OBJECT (g_pWnd), "decimate_adj")),
                              Decimate);

    if (Game == QUAKE3 && UsePatches)
    {
      gtk_widget_set_sensitive (GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "decimate")), FALSE);

      if (NH % 2)
      {
        NH++;
        if (NH > MAX_ROWS) NH -= 2;
        SetDlgValues (current_tab);
      }

      if (NV % 2)
      {
        NV++;
        if (NV > MAX_ROWS) NV -= 2;
        SetDlgValues (current_tab);
      }
      if (NH % 2 ) NH++;
      if (NH < 2 ) NH = 2;
      if (NH > MAX_ROWS) NH = MAX_ROWS;
      if (NV % 2 ) NV++;
      if (NV < 2 ) NV = 2;
      if (NV > MAX_ROWS) NV = MAX_ROWS;

      gpointer spin = g_object_get_data (G_OBJECT (g_pWnd), "nh");
      GtkAdjustment *adj = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
      adj->lower = 2;
      gtk_adjustment_changed (adj);
      spin = g_object_get_data (G_OBJECT (g_pWnd), "nv");
      adj = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
      adj->lower = 2;
      gtk_adjustment_changed (adj);
    }
    else
    {
      gtk_widget_set_sensitive (GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "decimate")), TRUE);

      gpointer spin = g_object_get_data (G_OBJECT (g_pWnd), "nh");
      GtkAdjustment *adj = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
      adj->lower = 1;
      gtk_adjustment_changed (adj);
      spin = g_object_get_data (G_OBJECT (g_pWnd), "nv");
      adj = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
      adj->lower = 1;
      gtk_adjustment_changed (adj);
    }

    gtk_spin_button_set_value (GTK_SPIN_BUTTON (g_object_get_data (G_OBJECT (g_pWnd), "nh")), NH);
    gtk_spin_button_set_value (GTK_SPIN_BUTTON (g_object_get_data (G_OBJECT (g_pWnd), "nv")), NV);

    break;

  case BITMAP_TAB:
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "bmp_file")), gbmp.name);
    sprintf(Text,"%g",gbmp.black_value);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "bmp_black")), Text);
    sprintf(Text,"%g",gbmp.white_value);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "bmp_white")), Text);
    break;

  case FIXPOINTS_TAB:
    break;

  case TEXTURE_TAB:
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "texture1")), Texture[Game][0]);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "texture2")), Texture[Game][1]);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "texture3")), Texture[Game][2]);
    gtk_spin_button_set_value (GTK_SPIN_BUTTON (g_object_get_data (G_OBJECT (g_pWnd), "tex_slant")),
                               SlantAngle);
    sprintf(Text,RForm,TexOffset[0]);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "texoffsetx")), Text);
    sprintf(Text,RForm,TexOffset[1]);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "texoffsety")), Text);
    sprintf(Text,RForm,TexScale[0]);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "texscalex")), Text);
    sprintf(Text,RForm,TexScale[1]);
    gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "texscaley")), Text);
    CHECK_WIDGET ("detail", UseDetail);

    if (Game==QUAKE3)
    {
      ENABLE_WIDGET ("hint", FALSE);
      AddHints=0;
    }
    else
      ENABLE_WIDGET ("hint", TRUE);
    CHECK_WIDGET ("hint", AddHints);

    /*
    if (Game==SIN)
    {
      // ArghRad doesn't currently support SiN
      EnableWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2),       0);
      EnableWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_SPIN),  0);
      ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_TEXT),  SW_HIDE);
      ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2),       SW_HIDE);
      ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_SPIN),  SW_HIDE);
      SetDlgItemText(hwndDisplay,DLG_TEX_USEPAK,"Use sin file");
      SetDlgItemText(hwndDisplay,DLG_TEX_PAK_TEXT,"Sin:");
    }
    */

    if(Game==QUAKE3)
    {
      /*
      // ArghRad sun is inapplicable (so far)
      EnableWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2),       0);
      EnableWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_SPIN),  0);
      ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_TEXT),  SW_HIDE);
      ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2),       SW_HIDE);
      ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_SPIN),  SW_HIDE);
      // No ladders in Q3
      EnableWindow(GetDlgItem(hwndDisplay,DLG_LADDER),         0);
      ShowWindow(GetDlgItem(hwndDisplay,DLG_LADDER),         SW_HIDE);
      SetDlgItemText(hwndDisplay,DLG_TEX_USEPAK,"Use pk3 file");
      SetDlgItemText(hwndDisplay,DLG_TEX_PAK_TEXT,"PK3:");
      */
    }

/*trix	if(Game==HERETIC2)
		{
			// ArghRad doesn't currently support Heretic2
			EnableWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2),       0);
			EnableWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_SPIN),  0);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_TEXT),  SW_HIDE);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2),       SW_HIDE);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_SPIN),  SW_HIDE);

			SetDlgItemText(hwndDisplay,DLG_TEX_USEPAK,"Use pak file");
			SetDlgItemText(hwndDisplay,DLG_TEX_PAK_TEXT,"Pak:");
		} */
    /*
		if(Game==HALFLIFE)
		{
			// A bunch of controls aren't applicable to HL
			EnableWindow(GetDlgItem(hwndDisplay,DLG_TEXTURE_BROWSE), 0);
			EnableWindow(GetDlgItem(hwndDisplay,DLG_TEXTURE2_BROWSE),0);
			EnableWindow(GetDlgItem(hwndDisplay,DLG_TEXTURE3_BROWSE),0);
			EnableWindow(GetDlgItem(hwndDisplay,DLG_DETAIL),         0);
			EnableWindow(GetDlgItem(hwndDisplay,DLG_LADDER),         0);
			EnableWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2),       0);
			EnableWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_SPIN),  0);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_TEXTURE_BROWSE), SW_HIDE);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_TEXTURE2_BROWSE),SW_HIDE);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_TEXTURE3_BROWSE),SW_HIDE);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_DETAIL),         SW_HIDE);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_LADDER),         SW_HIDE);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_TEXT),  SW_HIDE);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2),       SW_HIDE);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_SPIN),  SW_HIDE);

			SetDlgItemText(hwndDisplay,DLG_TEX_USEPAK,"Use wad file");
			SetDlgItemText(hwndDisplay,DLG_TEX_PAK_TEXT,"Wad:");
			SetDlgItemText(hwndDisplay,DLG_HINT,"Hint brushes");
		}

		if(Game==GENESIS3D)
		{
			// No Q2-type compilers support Genesis3D (including ArghRad)
			EnableWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2),       0);
			EnableWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_SPIN),  0);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_TEXT),  SW_HIDE);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2),       SW_HIDE);
			ShowWindow(GetDlgItem(hwndDisplay,DLG_ARGHRAD2_SPIN),  SW_HIDE);

			SetDlgItemText(hwndDisplay,DLG_TEX_USEPAK,"Use sin file");
			SetDlgItemText(hwndDisplay,DLG_TEX_PAK_TEXT,"Sin:");
		}
    */
    break;
  }
  SetupControls ();
}

static void ReadDlgValues (int tab)
{
  //  char Text[256];
  //  int i;

  switch (tab)
  {
  case GENERAL_TAB:
    gpointer spin;
    Roughness  = atof ( gtk_entry_get_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "roughness"))));
    WaveLength = atof ( gtk_entry_get_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "wavelength"))));
    Amplitude  = atof ( gtk_entry_get_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "amplitude"))));
    spin = g_object_get_data (G_OBJECT (g_pWnd), "random");
    RandomSeed = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (spin));
    break;

  case EXTENTS_TAB:
		SP = atoi (gtk_entry_get_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "sp"))));
    NH = atoi (gtk_entry_get_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "nh"))));
    NV = atoi (gtk_entry_get_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "nv"))));

    if (Game == QUAKE3 && UsePatches != 0)
    {
      if (NH % 2 ) NH++;
      if (NH < 2 ) NH = 2;
      if (NH > MAX_ROWS) NH = MAX_ROWS;
      if (NV % 2 ) NV++;
      if (NV < 2 ) NV = 2;
      if (NV > MAX_ROWS) NV = MAX_ROWS;
    }
    break;

#if 0
  case BITMAP_TAB:

    if (WaveType == WAVE_BITMAP)
    {
      GetDlgItemText(hwnd,DLG_BMP_FILE,gbmp.name,sizeof(gbmp.name));
      CheckValidDIB(hwnd);
      GetDlgItemText(hwnd,DLG_BMP_BLACK,Text,sizeof(Text));
      gbmp.black_value = atof(Text);
      GetDlgItemText(hwnd,DLG_BMP_WHITE,Text,sizeof(Text));
      gbmp.white_value = atof(Text);
      UpdatePreview(TRUE);
    }
    break;

  case FIXPOINTS_TAB:
    GetDlgItemText(hwnd,DLG_FIX_VALUE,Text,sizeof(Text));
    temp.fixed_value = atoi(Text);
    GetDlgItemText(hwnd,DLG_FIX_RANGE,Text,sizeof(Text));
    temp.range = atoi(Text);
    GetDlgItemText(hwnd,DLG_FIX_RATE, Text,sizeof(Text));
    temp.rate = atof(Text);
    for(k=0; k<NumVerticesSelected; k++)
    {
      xyz[Vertex[k].i][Vertex[k].j].fixed_value = temp.fixed_value;
      xyz[Vertex[k].i][Vertex[k].j].range       = temp.range;
      xyz[Vertex[k].i][Vertex[k].j].rate        = temp.rate;
    }
    if(!OldPreview)
    {
      Preview = 0;
      CheckDlgButton(ghwnd,DLG_PREVIEW,0);
      SendMessage(ghwnd,WM_COMMAND,DLG_PREVIEW,0);
    }
    VertexMode = 0;
    UpdatePreview(TRUE);
    break;

  case TEXTURE_TAB:
    if(UsePak[Game])
    {
      i = SendDlgItemMessage( hwndDisplay, DLG_TEX_LIST1, CB_GETCURSEL, 0, 0 );
      if(i == CB_ERR)
        Texture[Game][0][0] = '\0';
      else
        SendDlgItemMessage( hwndDisplay, DLG_TEX_LIST1, CB_GETLBTEXT, i,
          (LPARAM)(LPCSTR)Texture[Game][0]);

      i = SendDlgItemMessage( hwndDisplay, DLG_TEX_LIST2, CB_GETCURSEL, 0, 0 );
      if(i == CB_ERR)
        Texture[Game][1][0] = '\0';
      else
        SendDlgItemMessage( hwndDisplay, DLG_TEX_LIST2, CB_GETLBTEXT, i,
          (LPARAM)(LPCSTR)Texture[Game][1]);

      i = SendDlgItemMessage( hwndDisplay, DLG_TEX_LIST3, CB_GETCURSEL, 0, 0 );
      if(i == CB_ERR)
        Texture[Game][2][0] = '\0';
      else
        SendDlgItemMessage( hwndDisplay, DLG_TEX_LIST3, CB_GETLBTEXT, i,
          (LPARAM)(LPCSTR)Texture[Game][2]);
    }
    else
    {
      GetDlgItemText(hwndDisplay,DLG_TEXTURE, Texture[Game][0],sizeof(Texture[Game][0]));
      GetDlgItemText(hwndDisplay,DLG_TEXTURE2,Texture[Game][1],sizeof(Texture[Game][1]));
      GetDlgItemText(hwndDisplay,DLG_TEXTURE3,Texture[Game][2],sizeof(Texture[Game][2]));
    }
    GetDlgItemText(hwndDisplay,DLG_TEX_SLANT,Text,sizeof(Text));
    SlantAngle = atoi(Text);
    SlantAngle = max(0,min(SlantAngle,90));
    GetDlgItemText(hwndDisplay,DLG_TEXOFFSETX,Text,sizeof(Text));
    TexOffset[0] = atof(Text);
    GetDlgItemText(hwndDisplay,DLG_TEXOFFSETY,Text,sizeof(Text));
    TexOffset[1] = atof(Text);
    GetDlgItemText(hwndDisplay,DLG_TEXSCALEX,Text,sizeof(Text));
    TexScale[0] = atof(Text);
    if(TexScale[0] == 0.) TexScale[0] = 1.0;
    GetDlgItemText(hwndDisplay,DLG_TEXSCALEY,Text,sizeof(Text));
    TexScale[1] = atof(Text);
    if(TexScale[1] == 0.) TexScale[1] = 1.0;
    GetDlgItemText(hwndDisplay,DLG_ARGHRAD2,Text,sizeof(Text));
    ArghRad2 = atoi(Text);
    break;
#endif
  }
}

// =============================================================================
// main dialog callbacks

static void switch_page (GtkNotebook *notebook, GtkNotebookPage *page, guint page_num, gpointer data)
{
  if (current_tab != page_num)
  {
    if (page_num == FIXPOINTS_TAB)
    {
      OldPreview = Preview;
      gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (g_object_get_data (G_OBJECT (g_pWnd),
                                                                            "main_preview")), TRUE);
      VertexMode = 1;
      UpdatePreview (true);
      NumVerticesSelected = 0;
    }

    if (current_tab == FIXPOINTS_TAB)
    {
      if (!OldPreview)
        gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (g_object_get_data (G_OBJECT (g_pWnd),
                                                                              "main_preview")), FALSE);
      VertexMode = 0;
      UpdatePreview (true);
      NumVerticesSelected = 0;
    }

    if (page_num == TEXTURE_TAB)
    {
      WasDetail = UseDetail;
      if (AddHints)
      {
        UseDetail = 1;
        ENABLE_WIDGET ("detail", FALSE);
      }
    }

    ReadDlgValues (current_tab);
    current_tab = page_num;
    SetDlgValues (current_tab);
  }
}

static gint main_close (GtkWidget *widget, gpointer data)
{
  gtk_widget_hide (g_pWnd);
  gtk_widget_hide (g_pWndPreview);

  return TRUE;
}

static void main_save (GtkWidget *widget, gpointer data)
{
  ReadDlgValues (current_tab);
  SaveSetup (g_pWnd);
}

static void main_open (GtkWidget *widget, gpointer data)
{
  OpenSetup (g_pWnd, 0);
  for (int i = 0; i < 5; i++)
    SetDlgValues (i);
  ShowPreview ();
}

static void main_defaults (GtkWidget *widget, gpointer data)
{
  OpenSetup (g_pWnd, 1);
  for (int i = 0; i < 5; i++)
    SetDlgValues (i);
  ShowPreview ();
}

static void main_preview (GtkWidget *widget, gpointer data)
{
  Preview = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget));
  ShowPreview ();
}

// ^Fishman - Antializing for the preview window.
static void main_antialiasing (GtkWidget *widget, gpointer data)
{
	Antialiasing = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget));
	UpdatePreview (true);
}

static void main_about (GtkWidget *widget, gpointer data)
{
  About (g_pWnd);
}

static void main_go (GtkWidget *widget, gpointer data)
{
  GtkWidget *notebook = GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "notebook"));
  char Text[256];

  ReadDlgValues (current_tab);
  if (NH < 1 || NH > MAX_ROWS)
  {
    sprintf (Text, "The number of divisions must be > 0 and no greater than %d.", MAX_ROWS);
    g_FuncTable.m_pfnMessageBox (g_pWnd, Text, "GenSurf", eMB_OK, eMB_ICONWARNING);
    gtk_notebook_set_page (GTK_NOTEBOOK (notebook), EXTENTS_TAB);
    return;
  }

  if (NV < 1 || NV > MAX_ROWS)
  {
    sprintf (Text, "The number of divisions must be > 0 and no greater than %d.", MAX_ROWS);
    g_FuncTable.m_pfnMessageBox (g_pWnd, Text, "GenSurf", eMB_OK, eMB_ICONWARNING);
    gtk_notebook_set_page (GTK_NOTEBOOK (notebook), EXTENTS_TAB);
    return;
  }

  if (Hll >= Hur)
  {
    g_FuncTable.m_pfnMessageBox (g_pWnd, "The \"lower-left\" values must be less than "
                                 "the corresponding \"upper-right\" values in "
                                 "the \"Extent\" box.","GenSurf", eMB_OK, eMB_ICONWARNING);
    gtk_notebook_set_page (GTK_NOTEBOOK (notebook), EXTENTS_TAB);
    return;
  }

  if (Vll >= Vur)
  {
    g_FuncTable.m_pfnMessageBox (g_pWnd,"The \"lower-left\" values must be less than "
                                 "the corresponding \"upper-right\" values in "
                                 "the \"Extent\" box.","GenSurf", eMB_OK, eMB_ICONWARNING);
    gtk_notebook_set_page (GTK_NOTEBOOK (notebook), EXTENTS_TAB);
    return;
  }

  if (!strlen (Texture[Game][0]))
  {
    g_FuncTable.m_pfnMessageBox (g_pWnd, "You must supply a texture name.", "GenSurf", eMB_OK, eMB_ICONWARNING);
    gtk_notebook_set_page (GTK_NOTEBOOK (notebook), EXTENTS_TAB);
    return;
  }

/*  if (Decimate>0 && GimpHints!=0)
  {
    MessageBox(hwnd,"You've elected to use a decimated grid and gimp's non-detail hint brushes. "
               "This combination usually produces bizarre visual errors in the game, "
               "so GenSurf has turned off the hint brush option.",
               "GenSurf",eMB_ICONWARNING);
    GimpHints = 0;
  } */

  gtk_widget_hide (g_pWnd);
  if (g_pWndPreview)
    gtk_widget_hide (g_pWndPreview);

  GenerateMap();
  WriteIniFile(gszIni);
}

// =============================================================================
// general tab callbacks

static void general_game (GtkToggleButton *widget, gpointer data)
{
  if (gtk_toggle_button_get_active (widget))
  {
    Game = GPOINTER_TO_INT (data);
    UpdatePreview (TRUE);
  }
}

static void general_plane (GtkToggleButton *widget, gpointer data)
{
  if (gtk_toggle_button_get_active (widget))
  {
    Plane = GPOINTER_TO_INT (data);
    SetupControls ();
    UpdatePreview (TRUE);
  }
}

static void general_wave (GtkToggleButton *widget, gpointer data)
{
  if (gtk_toggle_button_get_active (widget))
  {
    WaveType = GPOINTER_TO_INT (data);
    SetupControls ();
    UpdatePreview (TRUE);
  }
}

static void general_random (GtkAdjustment *adj, gpointer data)
{
  int nPos = (int)adj->value;

  if (RandomSeed != nPos)
  {
    RandomSeed = nPos;
    UpdatePreview (true);
  }
}

// =============================================================================
// extents tab callbacks

static void extents_linearborder (GtkToggleButton *check, gpointer data)
{
  FixBorders = gtk_toggle_button_get_active (check);
  UpdatePreview (true);
}

static void extents_use_patches (GtkToggleButton *check, gpointer data)
{
  if (Game != QUAKE3)
    return;

  UsePatches = gtk_toggle_button_get_active (check);
  SetDlgValues (current_tab);
  SetupControls ();
  UpdatePreview (true);
}

static void extents_nhnv_spin (GtkAdjustment *adj, int *data)
{
  int nPos = (int)adj->value;

  if (*data != nPos)
  {
    if (Game==QUAKE3 && UsePatches && (nPos % 2))
    {
      if (*data < nPos)
        *data += 2;
      else
        *data -= 2;
      gtk_adjustment_set_value (adj, *data);
    }
    else
      *data = nPos;
    UpdatePreview (true);
  }
}

static void extents_decimate (GtkAdjustment *adj, gpointer data)
{
  int nPos = (int)adj->value;

  Decimate = nPos;
  UpdatePreview (true);
}

// Hydra : snap to grid begin
/*static void extents_snaptogrid (GtkAdjustment *adj, gpointer data)
{
  int nPos = (int)adj->value;

  SnapToGrid = nPos;
  UpdatePreview (true);
}*/

// ^Fishman - Modified version of Hydra's snap to grid code.
static void extents_snaptogrid_spin (GtkAdjustment *adj, int *data)
{
	int nPos = (int)adj->value;
	SnapToGrid = nPos;
	UpdatePreview (true);
}

// =============================================================================
// bitmap tab callbacks

static gint bitmap_file_entryfocusout(GtkWidget* widget, GdkEventFocus* event, gpointer data)
{
  char filename[NAME_MAX];

  strcpy (filename, gtk_entry_get_text (GTK_ENTRY(widget)));
  if(strcmp (filename,gbmp.name))
  {
    strcpy (gbmp.name,filename);
    if (strlen(gbmp.name) )
      OpenBitmap ();
    ENABLE_WIDGET ("go", (gbmp.colors != NULL ? TRUE : FALSE));
  }
  return FALSE;
}

static void bitmap_browse (GtkWidget *widget, gpointer data)
{
  const char *filename;
  char *ptr;

  filename = g_FuncTable.m_pfnFileDialog (g_pWnd, TRUE, "Bitmap File", gbmp.defpath);

  if (filename != NULL)
  {
    strcpy (gbmp.name, filename);

    ptr = strrchr (filename, G_DIR_SEPARATOR);
    if (ptr != NULL)
    {
      *(ptr+1) = '\0';
      strcpy (gbmp.defpath, filename);
    }

    OpenBitmap ();
    ENABLE_WIDGET ("go", (gbmp.colors != NULL ? TRUE : FALSE));
  }
}

static void bitmap_reload (GtkWidget *widget, gpointer data)
{
  strcpy (gbmp.name, gtk_entry_get_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "bmp_file"))));
  if(strlen (gbmp.name) )
  {
    OpenBitmap ();
    ENABLE_WIDGET ("go", (gbmp.colors != NULL ? TRUE : FALSE));
  }
  else
    ENABLE_WIDGET ("go", FALSE );
}

// =============================================================================
// fix points tab callbacks

static gint fix_value_entryfocusout (GtkWidget* widget, GdkEventFocus *event, gpointer data)
{
  int i = atoi (gtk_entry_get_text (GTK_ENTRY(widget))), k;
  char Text[32];

  if (i < -65536 || i > 65536)
  {
    gdk_beep ();
    g_FuncTable.m_pfnMessageBox (g_pWnd, "The value must be between -65536 and 65536, inclusive.",
                                 "GenSurf", eMB_OK, eMB_ICONWARNING);
    sprintf (Text, "%d", (int)xyz[Vertex[0].i][Vertex[0].j].fixed_value);
    gtk_entry_set_text (GTK_ENTRY(widget), Text);
    gtk_window_set_focus (GTK_WINDOW (gtk_widget_get_toplevel (widget)), widget);
  }
  else if (i != xyz[Vertex[0].i][Vertex[0].j].fixed_value)
  {
    for(k=0; k<NumVerticesSelected; k++)
      xyz[Vertex[k].i][Vertex[k].j].fixed_value = i;

    gtk_spin_button_set_value (GTK_SPIN_BUTTON (g_object_get_data (G_OBJECT (g_pWnd), "fix_value")),
                               (int)xyz[Vertex[0].i][Vertex[0].j].fixed_value);
    UpdatePreview (true);
  }
  return FALSE;
}

static void fix_value_changed (GtkAdjustment *adj, gpointer data)
{
  int k, i = (int)adj->value;

  if (xyz[Vertex[0].i][Vertex[0].j].fixed_value != i)
  {
    for(k=0; k<NumVerticesSelected; k++)
      xyz[Vertex[k].i][Vertex[k].j].fixed_value = i;
    UpdatePreview(true);
  }
}

static gint fix_range_entryfocusout (GtkWidget *widget, GdkEventFocus *event, gpointer data)
{
  int i = atoi (gtk_entry_get_text (GTK_ENTRY(widget))), k;

  if (i != xyz[Vertex[0].i][Vertex[0].j].range)
  {
    for (k=0; k<NumVerticesSelected; k++)
      xyz[Vertex[k].i][Vertex[k].j].range = i;
    UpdatePreview (true);
  }
  return FALSE;
}

static gint fix_rate_entryfocusout (GtkWidget *widget, GdkEventFocus *event, gpointer data)
{
  double r = atof (gtk_entry_get_text (GTK_ENTRY(widget)));
  int k;

  if (r != xyz[Vertex[0].i][Vertex[0].j].rate)
  {
    for(k=0; k<NumVerticesSelected; k++)
      xyz[Vertex[k].i][Vertex[k].j].rate = r;
    UpdatePreview (true);
  }
  return FALSE;
}

static void fix_free (GtkWidget *widget, gpointer data)
{
  int k;

  for (k=0; k<NumVerticesSelected; k++)
    xyz[Vertex[k].i][Vertex[k].j].fixed = 0;
  NumVerticesSelected = 0;
  SetupControls ();
  UpdatePreview (true);
}

static void fix_freeall (GtkWidget *widget, gpointer data)
{
  int i, j;

  for (i=0; i<=NH; i++)
  {
    for(j=0; j<=NV; j++)
      xyz[i][j].fixed = 0;
  }
  fix_free (NULL, data); // keep these together
}

void vertex_selected ()
{
  char Text[32];
  int k;

  SetupControls ();

  switch(Plane)
  {
  case PLANE_XZ0:
  case PLANE_XZ1:
    for(k=0; k<NumVerticesSelected; k++)
      xyz[Vertex[k].i][Vertex[k].j].fixed_value = xyz[Vertex[0].i][Vertex[0].j].p[1];
    break;
  case PLANE_YZ0:
  case PLANE_YZ1:
    for(k=0; k<NumVerticesSelected; k++)
      xyz[Vertex[k].i][Vertex[k].j].fixed_value = xyz[Vertex[0].i][Vertex[0].j].p[0];
    break;
  default:
    for(k=0; k<NumVerticesSelected; k++)
      xyz[Vertex[k].i][Vertex[k].j].fixed_value = xyz[Vertex[0].i][Vertex[0].j].p[2];
    break;
  }

  gtk_spin_button_set_value (GTK_SPIN_BUTTON (g_object_get_data (G_OBJECT (g_pWnd), "fix_value")),
                             (int)xyz[Vertex[0].i][Vertex[0].j].fixed_value);

  sprintf(Text,"%d",(int)xyz[Vertex[0].i][Vertex[0].j].range);
  gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "fix_range")), Text);
  sprintf(Text,"%.5g",xyz[Vertex[0].i][Vertex[0].j].rate);
  gtk_entry_set_text (GTK_ENTRY (g_object_get_data (G_OBJECT (g_pWnd), "fix_rate")), Text);

  for (k=0; k<NumVerticesSelected; k++)
    xyz[Vertex[k].i][Vertex[k].j].fixed = 1;

  UpdatePreview (true);
}

// =============================================================================
// texture tab callbacks

static void texture_detail (GtkToggleButton *check, gpointer data)
{
  UseDetail = gtk_toggle_button_get_active (check);
  WasDetail = UseDetail;
}

static void texture_hint (GtkToggleButton *check, gpointer data)
{
  AddHints = gtk_toggle_button_get_active (check);
  if (AddHints == 1)
  {
    UseDetail = 1;
    ENABLE_WIDGET ("detail", FALSE);
  }
  else
  {
    UseDetail = WasDetail;
    ENABLE_WIDGET ("detail", FALSE);
  }
  CHECK_WIDGET ("detail", UseDetail);
}

// ^Fishman - Add terrain key to func_group.
static void texture_terrainent (GtkToggleButton *check, gpointer data)
{
	AddTerrainKey = gtk_toggle_button_get_active (check);
}

static void texture_set(int index, const char* name)
{
  strcpy(Texture[Game][index], name);
}

static gint texture_entryfocusout(GtkWidget* widget, GdkEventFocus* event, gpointer data)
{
  texture_set(GPOINTER_TO_INT(data), gtk_entry_get_text(GTK_ENTRY(widget)));
  return FALSE;
}

// =============================================================================
// misc stuff

static void UpdateVariable (GtkEntry *entry, GdkEventFocus *event, double *data)
{
  double x = atof (gtk_entry_get_text (entry));

  if (x != *data)
  {
    *data = x;
    UpdatePreview (true);
  }
}

static gint doublevariable_entryfocusout(GtkWidget* widget, GdkEventFocus* event, gpointer data)
{
  UpdateVariable(GTK_ENTRY(widget), event, reinterpret_cast<double*>(data));
  return FALSE;
}

// =============================================================================
// create tooltips

void create_tooltips ()
{
  tooltips = gtk_tooltips_new ();

  // Main
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "go")),
        "Accept all input and generate a surface in Q3Radiant",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "open")),
        "Open a previously saved GenSurf settings file.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "save")),
        "Save all settings to a file.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "defaults")),
        "Restore default values from DEFAULTS.SRF. If this file does not exist, GenSurf "
        "initializes all input parameters to reasonable values. You can create your own "
        "default surface by setting all parameters to your liking, then saving a settings "
        "file as DEFAULTS.SRF with the Save As button.",
        "");

  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "main_preview")),
        "View a wire-frame representation of the surface",
        "");

	gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "main_antialiasing")),
        "The lines in the preview window are antialiased for better quality",
        ""); 

  // General tab
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (wave_radios[0]),
        "Builds a surface with alternating hills and valleys. Uses the general form Z=cos(X) "
        "x sin(Y)",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (wave_radios[1]),
        "Builds a surface with ridges parallel to the vertical axis.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (wave_radios[2]),
        "Builds a surface with ridges parallel to the horizontal axis.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (wave_radios[3]),
        "Builds a map from a bitmap image representing a contour plot. Click the \"Bitmap\" "
        "tab to select the image. GenSurf only supports 256-color (8 bit) "
        "bitmaps. GenSurf will work with any 256-color bitmap, but gray scale bitmaps are a bit "
        "more intuitive.",
        "" ); 
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (wave_radios[4]),
        "Builds a random surface using the Plasma Cloud technique. Variance is controlled "
        "by the Roughness input. To build a surface with completely random values not "
        "dependent on neighboring vertices, use one of the other waveforms with 0 amplitude.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "wavelength")),
        "Enter the wavelength (distance between crests). NOTE: Wavelengths equal to the grid "
        "size or 2 times the grid size will result in 0 amplitudes. For best results, the "
        "wavelength value should be at least 4 times the grid size (extents divided by the "
        "number of divisions",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "amplitude")),
        "Enter the height of hills/ridges.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "roughness")),
        "Enter the roughness value (noise) for the surface. For fractal surfaces, this value "
        "is used as a variance in the fractal calculations.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "random")),
        "Seed value for the pseudo-random number generator.",
        "");
  // Extents tab
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "hmin")),
        "Minimum horizontal coordinate of the surface, i.e. X for a surface parallel to "
        "the XY or XZ planes, Y for a surface parallel to the YZ plane. For best results, "
        "the extents (maximum-minimum values) in a given direction should be evenly "
        "divisible by the number of divisions in that direction.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "hmax")),
        "Maximum horizontal coordinate of the surface, i.e. X for a surface parallel to "
        "the XY or XZ planes, Y for a surface parallel to the YZ plane. For best results, "
        "the extents (maximum-minimum values) in a given direction should be evenly "
        "divisible by the number of divisions in that direction.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "vmin")),
        "Minimum vertical coordinate of the surface, i.e. Y for a surface parallel to "
        "the XY plane, Z for a surface parallel to the XZ or YZ planes. For best results, "
        "the extents (maximum-minimum values) in a given direction should be evenly "
        "divisible by the number of divisions in that direction.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "vmax")),
        "Maximum vertical coordinate of the surface, i.e. Y for a surface parallel to "
        "the XY plane, Z for a surface parallel to the XZ or YZ planes. For best results, "
        "the extents (maximum-minimum values) in a given direction should be evenly "
        "divisible by the number of divisions in that direction.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "nh")),
        "Number of divisions in the horizontal direction. For best results, the extents "
        "in a given direction should be evenly divisible by the number of divisions in "
        "that direction.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "nv")),
        "Number of divisions in the vertical direction. For best results, the extents "
        "in a given direction should be evenly divisible by the number of divisions in "
        "that direction.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "use_patches")),
        "Produce one or more curved patches in the shape of your selected surface rather "
        "than producing solid brushes. Depending on the size of your surface (and the "
        "user's graphic detail settings, which you cannot control), curved surfaces will "
        "be represented in the game by a very large number of polygons. Read the warnings "
        "concerning curved surfaces on the GenSurf web page before using this feature.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "decimate")),
        "Use the slider to control the number of vertices discarded by GenSurf. For many "
        "surfaces, you can produce roughly the same shape surface with a high decimation "
        "value. This will generally result in a map with lower polygon counts (and better "
        "in-game performance). However, this feature should NOT be used for large terrain "
        "surfaces in Q3",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "z00")),
        "Enter the height of the surface at the lower left corner. This value will likely "
        "be modified unless \"Linear Borders\" is checked.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "z01")),
        "Enter the height of the surface at the upper left corner. This value will likely "
        "be modified unless \"Linear Borders\" is checked.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "z10")),
        "Enter the height of the surface at the lower right corner. This value will likely "
        "be modified unless \"Linear Borders\" is checked.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "z11")),
        "Enter the height of the surface at the upper right corner. This value will likely "
        "be modified unless \"Linear Borders\" is checked.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "linearborder")),
        "Restrict the edges of the surface to a straight line. This will help match up "
        "brush edges if you drop this surface into another map.",
        "");
  // Bitmap tab
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "bmp_file")),
        "Type the name of an 8-bit bitmap image file, or click Browse to select an image "
        "from a list of those available on your system.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "bmp_file_browse")),
        "Select a bitmap image file from a list of those available on your system.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "bmp_reload")),
        "Reload the selected bitmap file after making changes in an external image editor.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "bmp_black")),
        "Enter the value corresponding to color index 0 in the bitmap file. For gray scale "
        "images, color 0 is normally black.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "bmp_white")),
        "Enter the value corresponding to color index 255 in the bitmap file. For gray scale "
        "images, color 255 is normally white.",
        "");
  // Fixpoints tab
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "fix_value")),
        "Enter a value for the selected vertex. This value will not be adjusted when applying "
        "a waveform or roughness to the surface. Unlock this vertex (so that it will be "
        "adjusted normally) by clicking \"Free\". This vertex will influence vertices within "
        "the \"Range affected\" of this vertex.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "fix_range")),
        "Enter the range away from the selected vertex that other vertices will be affected. "
        "Use 0 if you don't want other vertices to be influenced by the currently selected "
        "one. Note: this box is disabled if you've chosen the fractal generator, as it uses "
        "a completely different method for determining values.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "fix_rate")),
        "Enter a rate of change for the surface affected by the fixed value. 0 gives a smooth "
        "sinusoidal curve, values less than 0 give progressively sharper spikes, and values "
        "greater than 0 take on a square shape. Values less than -30 or greater than 30 are "
        "set to -30 and 30, respectively. Note that this entry will have no effect unless "
        "you also specify a \"range affected\".",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "fix_free")),
        "Click this to free (unlock the value of) the currently selected vertex.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "fix_freeall")),
        "Click this to free (unlock the values of) all vertices.",
        "");
  // Texture tab
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "texture1")),
        "Enter the name of the texture or shader used for the surface faces.",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "texture2")),
        "Enter the name of the texture or shader used for faces other than the surface. Under "
        "normal circumstances this should be \"common/caulk\"",
        "");
  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "texture3")),
        "Enter the name of the texture or shader used for \"steep\" surface faces, where \"steep\" "
        "is the angle specified below. If this entry is left blank or if the \"steep\" angle is 0, "
        "all surface faces will use the texture specified by \"Surface\".",
        "");

  gtk_tooltips_set_tip(GTK_TOOLTIPS (tooltips),
        GTK_WIDGET (g_object_get_data (G_OBJECT (g_pWnd), "detail")),
        "Check this box to use the detail content property on the generated brushes. Compile "
        "times will be considerably shorter if the detail property is used, though the surface "
        "will not block visibility at all. If you use the detail property, you should make sure "
        "that \"common/caulk\" is used for the non-surface faces, or the polygon count will be "
        "much higher than necessary.",
        "");
}

// =============================================================================
// create main dialog

GtkWidget* create_main_dialog ()
{
  GtkWidget *dlg, *vbox, *hbox, *hbox2, *button, *notebook, *frame, *table, *table2;
  GtkWidget *check, *spin, *radio, *label, *entry, *scale;
  GtkObject *adj;
  GSList *group;
  int i;
  const char *games[] = { "Quake 2", "Half-Life", "SiN", "Heretic 2", "Kingpin", "Genesis3D", "Quake 3 Arena" };
  const char *waveforms[] = { "Alternating hill/valley", "Cylindrical left-to-right", "Cylindrical top-to-bottom",
                        "From bitmap", "Fractal" };
  const char *orientations[] = { "Ground surface", "Ceiling", "Wall facing 0", "Wall facing 90",
                           "Wall facing 180","Wall facing 270" }; 

  g_pWnd = dlg = gtk_window_new (GTK_WINDOW_TOPLEVEL);
  gtk_window_set_title (GTK_WINDOW (dlg), gszCaption);
  g_signal_connect (G_OBJECT (dlg), "delete_event", G_CALLBACK (main_close), NULL);
  //  g_signal_connect (G_OBJECT (dlg), "destroy", G_CALLBACK (gtk_widget_destroy), NULL);
  gtk_window_set_transient_for (GTK_WINDOW (dlg), GTK_WINDOW (g_pRadiantWnd));

  hbox = gtk_hbox_new (FALSE, 5);
  gtk_widget_show (hbox);
  gtk_container_add (GTK_CONTAINER (dlg), hbox);
  gtk_container_set_border_width (GTK_CONTAINER (hbox), 5);

  notebook = gtk_notebook_new ();
  gtk_widget_show (notebook);
  gtk_box_pack_start (GTK_BOX (hbox), notebook, TRUE, TRUE, 0);
  g_signal_connect (G_OBJECT (notebook), "switch_page",
                      G_CALLBACK (switch_page), NULL);
  gtk_notebook_set_tab_pos (GTK_NOTEBOOK (notebook), GTK_POS_TOP);
  g_object_set_data (G_OBJECT (dlg), "notebook", notebook);

  table = gtk_table_new (2, 2, FALSE);
  gtk_widget_show (table);
  gtk_container_set_border_width (GTK_CONTAINER (table), 5);
  gtk_table_set_row_spacings (GTK_TABLE (table), 5);
  gtk_table_set_col_spacings (GTK_TABLE (table), 5);

  label = gtk_label_new ("General");
  gtk_widget_show (label);
  gtk_notebook_append_page (GTK_NOTEBOOK (notebook), table, label);

  frame = gtk_frame_new ("Game");
  gtk_widget_show (frame);
  gtk_table_attach (GTK_TABLE (table), frame, 0, 1, 0, 1,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);

  vbox = gtk_vbox_new (TRUE, 5);
  gtk_widget_show (vbox);
  gtk_container_add (GTK_CONTAINER (frame), vbox);
  gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);

  for (i = 0, group = NULL; i < NUMGAMES; i++)
  {
    radio = gtk_radio_button_new_with_label (group, games[i]);
    gtk_widget_show (radio);
    gtk_box_pack_start (GTK_BOX (vbox), radio, TRUE, TRUE, 0);
    group = gtk_radio_button_group (GTK_RADIO_BUTTON (radio));
    game_radios[i] = radio;
    g_signal_connect (G_OBJECT (radio), "toggled", G_CALLBACK (general_game), GINT_TO_POINTER (i));
  }

  frame = gtk_frame_new ("Waveform");
  gtk_widget_show (frame);
  gtk_table_attach (GTK_TABLE (table), frame, 1, 2, 0, 1,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);

  vbox = gtk_vbox_new (TRUE, 5);
  gtk_widget_show (vbox);
  gtk_container_add (GTK_CONTAINER (frame), vbox);
  gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);

  for (i = 0, group = NULL; i < 5; i++)
  {
    radio = gtk_radio_button_new_with_label (group, waveforms[i]);
    gtk_widget_show (radio);
    gtk_box_pack_start (GTK_BOX (vbox), radio, TRUE, TRUE, 0);
    group = gtk_radio_button_group (GTK_RADIO_BUTTON (radio));
    wave_radios[i] = radio;
    g_signal_connect (G_OBJECT (radio), "toggled", G_CALLBACK (general_wave), GINT_TO_POINTER (i));
  }

  frame = gtk_frame_new ("Orientation");
  gtk_widget_show (frame);
  gtk_table_attach (GTK_TABLE (table), frame, 0, 1, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);

  vbox = gtk_vbox_new (TRUE, 5);
  gtk_widget_show (vbox);
  gtk_container_add (GTK_CONTAINER (frame), vbox);
  gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);

  for (i = 0, group = NULL; i < 6; i++)
  {
    radio = gtk_radio_button_new_with_label (group, orientations[i]);
    gtk_widget_show (radio);
    gtk_box_pack_start (GTK_BOX (vbox), radio, TRUE, TRUE, 0);
    group = gtk_radio_button_group (GTK_RADIO_BUTTON (radio));
    plane_radios[i] = radio;
    g_signal_connect (G_OBJECT (radio), "toggled", G_CALLBACK (general_plane), GINT_TO_POINTER (i));
  }

  table2 = gtk_table_new (4, 2, FALSE);
  gtk_widget_show (table2);
  gtk_table_set_row_spacings (GTK_TABLE (table2), 5);
  gtk_table_set_col_spacings (GTK_TABLE (table2), 5);
  gtk_table_attach (GTK_TABLE (table), table2, 1, 2, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);

  label = gtk_label_new ("Wavelength:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table2), label, 0, 1, 0, 1,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
  gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_RIGHT);

  label = gtk_label_new ("Max. amplitude:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table2), label, 0, 1, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
  gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_RIGHT);

  label = gtk_label_new ("Roughness:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table2), label, 0, 1, 2, 3,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
  gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_RIGHT);

  label = gtk_label_new ("Random seed:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table2), label, 0, 1, 3, 4,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
  gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_RIGHT);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table2), entry, 1, 2, 0, 1,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);
  g_object_set_data (G_OBJECT (dlg), "wavelength", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (doublevariable_entryfocusout), &WaveLength);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table2), entry, 1, 2, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);
  g_object_set_data (G_OBJECT (dlg), "amplitude", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (doublevariable_entryfocusout), &Amplitude);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table2), entry, 1, 2, 2, 3,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);
  g_object_set_data (G_OBJECT (dlg), "roughness", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (doublevariable_entryfocusout), &Roughness);

  adj = gtk_adjustment_new (1, 1, 32767, 1, 10, 0);
  g_signal_connect (G_OBJECT (adj), "value_changed", G_CALLBACK (general_random), NULL);
  spin = gtk_spin_button_new (GTK_ADJUSTMENT (adj), 1, 0);
  gtk_widget_show (spin);
  gtk_table_attach (GTK_TABLE (table2), spin, 1, 2, 3, 4,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (spin, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "random", spin);

  vbox = gtk_vbox_new (FALSE, 5);
  gtk_widget_show (vbox);
  gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);

  label = gtk_label_new ("Extents");
  gtk_widget_show (label);
  gtk_notebook_append_page (GTK_NOTEBOOK (notebook), vbox, label);

  hbox2 = gtk_hbox_new (FALSE, 5);
  gtk_widget_show (hbox2);
  gtk_box_pack_start (GTK_BOX (vbox), hbox2, FALSE, TRUE, 0);

  frame = gtk_frame_new ("Extents");
  gtk_widget_show (frame);
  gtk_box_pack_start (GTK_BOX (hbox2), frame, TRUE, TRUE, 0);

  table = gtk_table_new (3, 4, FALSE);
  gtk_widget_show (table);
  gtk_container_set_border_width (GTK_CONTAINER (table), 5);
  gtk_container_add (GTK_CONTAINER (frame), table);
  gtk_table_set_row_spacings (GTK_TABLE (table), 5);
  gtk_table_set_col_spacings (GTK_TABLE (table), 5);

  label = gtk_label_new ("X:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "hmin_text", label);

  label = gtk_label_new ("X:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 2, 3, 1, 2,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "hmax_text", label);

  label = gtk_label_new ("Y:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 2, 3,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "vmin_text", label);

  label = gtk_label_new ("Y:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 2, 3, 2, 3,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "vmax_text", label);

  label = gtk_label_new ("Lower-left");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 1, 2, 0, 1,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);

  label = gtk_label_new ("Upper-right");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 3, 4, 0, 1,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);
  g_object_set_data (G_OBJECT (dlg), "hmin", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (doublevariable_entryfocusout), &Hll);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 3, 4, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);
  g_object_set_data (G_OBJECT (dlg), "hmax", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (doublevariable_entryfocusout), &Hur);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 2, 3,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);
  g_object_set_data (G_OBJECT (dlg), "vmin", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (doublevariable_entryfocusout), &Vll);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 3, 4, 2, 3,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);
  g_object_set_data (G_OBJECT (dlg), "vmax", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (doublevariable_entryfocusout), &Vur);

  frame = gtk_frame_new ("Divisions");
  gtk_widget_show (frame);
  gtk_box_pack_start (GTK_BOX (hbox2), frame, TRUE, TRUE, 0);

  table = gtk_table_new (2, 2, FALSE);
  gtk_widget_show (table);
  gtk_container_set_border_width (GTK_CONTAINER (table), 5);
  gtk_container_add (GTK_CONTAINER (frame), table);
  gtk_table_set_row_spacings (GTK_TABLE (table), 5);
  gtk_table_set_col_spacings (GTK_TABLE (table), 5);

  label = gtk_label_new ("X:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "nh_text", label);

  label = gtk_label_new ("Y:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "nv_text", label);

  adj = gtk_adjustment_new (8, 1, MAX_ROWS, 1, 10, 0);
  g_signal_connect (G_OBJECT (adj), "value_changed", G_CALLBACK (extents_nhnv_spin), &NH);
  spin = gtk_spin_button_new (GTK_ADJUSTMENT (adj), 1, 0);
  gtk_widget_show (spin);
  gtk_table_attach (GTK_TABLE (table), spin, 1, 2, 0, 1,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (spin, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "nh", spin);

  adj = gtk_adjustment_new (8, 1, MAX_ROWS, 1, 10, 0);
  g_signal_connect (G_OBJECT (adj), "value_changed", G_CALLBACK (extents_nhnv_spin), &NV);
  spin = gtk_spin_button_new (GTK_ADJUSTMENT (adj), 1, 0);
  gtk_widget_show (spin);
  gtk_table_attach (GTK_TABLE (table), spin, 1, 2, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (spin, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "nv", spin);

  check = gtk_check_button_new_with_label ("Use Bezier patches");
  gtk_widget_show (check);
  gtk_box_pack_start (GTK_BOX (vbox), check, FALSE, TRUE, 0);
  g_object_set_data (G_OBJECT (dlg), "use_patches", check);
  g_signal_connect (G_OBJECT (check), "toggled", G_CALLBACK (extents_use_patches), NULL);

	// ^Fishman - Snap to grid, replaced scroll bar with a texbox.
	label = gtk_label_new ("Snap to grid:");
  gtk_widget_show (label);
	gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, TRUE, 0);
  gtk_object_set_data (GTK_OBJECT (dlg), "snap_text", label);

	adj = gtk_adjustment_new (8, 0, 256, 1, 10, 0);
  g_signal_connect (G_OBJECT (adj), "value_changed", G_CALLBACK (extents_snaptogrid_spin), &SP);
  spin = gtk_spin_button_new (GTK_ADJUSTMENT (adj), 1, 0);
  gtk_widget_show (spin);
	gtk_box_pack_start (GTK_BOX (vbox), spin, FALSE, TRUE, 0);
  gtk_widget_set_usize (spin, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "sp", spin);
	// ^Fishman - End of Snap to grid code.

  hbox2 = gtk_hbox_new (FALSE, 5);
  gtk_widget_show (hbox2);
  gtk_box_pack_start (GTK_BOX (vbox), hbox2, FALSE, TRUE, 10);

  label = gtk_label_new ("Decimate:");
  gtk_widget_show (label);
  gtk_box_pack_start (GTK_BOX (hbox2), label, FALSE, TRUE, 0);

  adj = gtk_adjustment_new (0, 0, 110, 1, 10, 0);
  g_signal_connect (G_OBJECT (adj), "value_changed", G_CALLBACK (extents_decimate), NULL);
  g_object_set_data (G_OBJECT (dlg), "decimate_adj", adj);
  scale = gtk_hscale_new (GTK_ADJUSTMENT (adj));
  gtk_widget_show (scale);
  gtk_box_pack_start (GTK_BOX (hbox2), scale, TRUE, TRUE, 0);
  gtk_scale_set_value_pos (GTK_SCALE (scale), GTK_POS_RIGHT);
  gtk_scale_set_digits (GTK_SCALE (scale), 0);
  g_object_set_data (G_OBJECT (dlg), "decimate", scale);

  frame = gtk_frame_new ("Corner values");
  gtk_widget_show (frame);
  gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, TRUE, 0);

  table = gtk_table_new (3, 4, FALSE);
  gtk_widget_show (table);
  gtk_container_set_border_width (GTK_CONTAINER (table), 5);
  gtk_container_add (GTK_CONTAINER (frame), table);
  gtk_table_set_row_spacings (GTK_TABLE (table), 5);
  gtk_table_set_col_spacings (GTK_TABLE (table), 5);

  label = gtk_label_new ("Upper-left:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);

  label = gtk_label_new ("Lower-left:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);

  label = gtk_label_new ("Upper-right:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 2, 3, 0, 1,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);

  label = gtk_label_new ("Lower-right:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 2, 3, 1, 2,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 0, 1,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);
  g_object_set_data (G_OBJECT (dlg), "z01", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (doublevariable_entryfocusout), &Z01);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);
  g_object_set_data (G_OBJECT (dlg), "z00", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (doublevariable_entryfocusout), &Z00);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 3, 4, 0, 1,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);
  g_object_set_data (G_OBJECT (dlg), "z11", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (doublevariable_entryfocusout), &Z11);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 3, 4, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);
  g_object_set_data (G_OBJECT (dlg), "z10", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (doublevariable_entryfocusout), &Z10);

  check = gtk_check_button_new_with_label ("Linear borders");
  gtk_widget_show (check);
  gtk_table_attach (GTK_TABLE (table), check, 0, 4, 2, 3,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "linearborder", check);
  g_signal_connect (G_OBJECT (check), "toggled", G_CALLBACK (extents_linearborder), NULL);

  vbox = gtk_vbox_new (FALSE, 10);
  gtk_widget_show (vbox);
  gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);

  label = gtk_label_new ("Bitmap");
  gtk_widget_show (label);
  gtk_notebook_append_page (GTK_NOTEBOOK (notebook), vbox, label);

  label = gtk_label_new ("");
  gtk_widget_show (label);
  gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, TRUE, 0);
  g_object_set_data (G_OBJECT (dlg), "bmp_note", label);

  table = gtk_table_new (2, 2, FALSE);
  gtk_widget_show (table);
  gtk_container_set_border_width (GTK_CONTAINER (table), 5);
  gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, TRUE, 0);
  gtk_table_set_row_spacings (GTK_TABLE (table), 5);
  gtk_table_set_col_spacings (GTK_TABLE (table), 5);

  label = gtk_label_new ("Filename:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "bmp_text1", label);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 0, 1,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "bmp_file", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (bitmap_file_entryfocusout), NULL);

  hbox2 = gtk_hbox_new (TRUE, 5);
  gtk_widget_show (hbox2);
  gtk_table_attach (GTK_TABLE (table), hbox2, 1, 2, 1, 2,
                    (GtkAttachOptions) (0),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);

  button = gtk_button_new_with_label ("Browse...");
  gtk_widget_show (button);
  gtk_box_pack_start (GTK_BOX (hbox2), button, FALSE, FALSE, 0);
  gtk_widget_set_usize (button, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "bmp_file_browse", button);
  g_signal_connect (G_OBJECT (button), "clicked", G_CALLBACK (bitmap_browse), NULL);

  button = gtk_button_new_with_label ("Reload");
  gtk_widget_show (button);
  gtk_box_pack_start (GTK_BOX (hbox2), button, FALSE, FALSE, 0);
  gtk_widget_set_usize (button, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "bmp_reload", button);
  g_signal_connect (G_OBJECT (button), "clicked", G_CALLBACK (bitmap_reload), NULL);

  table = gtk_table_new (2, 2, TRUE);
  gtk_widget_show (table);
  gtk_container_set_border_width (GTK_CONTAINER (table), 5);
  gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, TRUE, 0);
  gtk_table_set_row_spacings (GTK_TABLE (table), 5);
  gtk_table_set_col_spacings (GTK_TABLE (table), 5);

  label = gtk_label_new ("Map color 0 to:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1,
                    (GtkAttachOptions) (GTK_FILL|GTK_EXPAND),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "bmp_text2", label);
  gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
  gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_RIGHT);

  label = gtk_label_new ("Map color 255 to:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2,
                    (GtkAttachOptions) (GTK_FILL|GTK_EXPAND),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "bmp_text3", label);
  gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
  gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_RIGHT);

  hbox2 = gtk_hbox_new (FALSE, 5);
  gtk_widget_show (hbox2);
  gtk_table_attach (GTK_TABLE (table), hbox2, 1, 2, 0, 1,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_box_pack_start (GTK_BOX (hbox2), entry, FALSE, FALSE, 0);
  gtk_widget_set_usize (entry, 50, -2);
  g_object_set_data (G_OBJECT (dlg), "bmp_black", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (doublevariable_entryfocusout), &gbmp.black_value);

  hbox2 = gtk_hbox_new (FALSE, 5);
  gtk_widget_show (hbox2);
  gtk_table_attach (GTK_TABLE (table), hbox2, 1, 2, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_box_pack_start (GTK_BOX (hbox2), entry, FALSE, FALSE, 0);
  gtk_widget_set_usize (entry, 50, -2);
  g_object_set_data (G_OBJECT (dlg), "bmp_white", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (doublevariable_entryfocusout), &gbmp.white_value);

  vbox = gtk_vbox_new (FALSE, 10);
  gtk_widget_show (vbox);
  gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);

  label = gtk_label_new ("Fix Points");
  gtk_widget_show (label);
  gtk_notebook_append_page (GTK_NOTEBOOK (notebook), vbox, label);

  label = gtk_label_new ("Click on a vertex in the lower half of the preview window,\n"
                         "then use the arrow keys or text box to assign a value.\n"
                         "Use Ctrl+Click to select multiple vertices/toggle a\n"
                         "selection. Use Shift+Click to select a range of vertices.\n\n"
                         "Click \"Free\" to unlock a vertex. Vertices within \"Range\n"
                         "affected\" will be influenced by this vertex.");
  gtk_widget_show (label);
  gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, TRUE, 0);

  table = gtk_table_new (3, 3, FALSE);
  gtk_widget_show (table);
  gtk_container_set_border_width (GTK_CONTAINER (table), 5);
  gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, TRUE, 0);
  gtk_table_set_row_spacings (GTK_TABLE (table), 5);
  gtk_table_set_col_spacings (GTK_TABLE (table), 5);

  label = gtk_label_new ("Value:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
  g_object_set_data (G_OBJECT (dlg), "fix_value_text", label);

  label = gtk_label_new ("Range affected:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
  g_object_set_data (G_OBJECT (dlg), "fix_range_text", label);

  label = gtk_label_new ("Rate of change:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 2, 3,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);
  g_object_set_data (G_OBJECT (dlg), "fix_rate_text", label);

  adj = gtk_adjustment_new (0, -65536, 65536, 1, 16, 0);
  g_signal_connect (G_OBJECT (adj), "value_changed", G_CALLBACK (fix_value_changed), NULL);
  spin = gtk_spin_button_new (GTK_ADJUSTMENT (adj), 1, 0);
  gtk_widget_show (spin);
  gtk_table_attach (GTK_TABLE (table), spin, 1, 2, 0, 1,
                    (GtkAttachOptions) (GTK_EXPAND),
                    (GtkAttachOptions) (GTK_EXPAND), 0, 0);
  gtk_widget_set_usize (spin, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "fix_value", spin);
  g_signal_connect (G_OBJECT (spin), "focus_out_event", G_CALLBACK (fix_value_entryfocusout), NULL);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "fix_range", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (fix_range_entryfocusout), NULL);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 2, 3,
                    (GtkAttachOptions) (GTK_EXPAND),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "fix_rate", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK (fix_rate_entryfocusout), NULL);

  button = gtk_button_new_with_label ("Free");
  gtk_widget_show (button);
  gtk_table_attach (GTK_TABLE (table), button, 2, 3, 0, 1,
                    (GtkAttachOptions) (GTK_EXPAND),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_widget_set_usize (button, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "fix_free", button);
  g_signal_connect (G_OBJECT (button), "clicked", G_CALLBACK (fix_free), NULL);

  button = gtk_button_new_with_label ("Free All");
  gtk_widget_show (button);
  gtk_table_attach (GTK_TABLE (table), button, 2, 3, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_widget_set_usize (button, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "fix_freeall", button);
  g_signal_connect (G_OBJECT (button), "clicked", G_CALLBACK (fix_freeall), NULL);

  vbox = gtk_vbox_new (FALSE, 10);
  gtk_widget_show (vbox);
  gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);

  label = gtk_label_new ("Texture");
  gtk_widget_show (label);
  gtk_notebook_append_page (GTK_NOTEBOOK (notebook), vbox, label);

	// ^Fishman - Modified to add more labels and textboxes.
	table = gtk_table_new (5, 2, FALSE);
  gtk_widget_show (table);
  gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, TRUE, 0);
  gtk_table_set_row_spacings (GTK_TABLE (table), 5);
  gtk_table_set_col_spacings (GTK_TABLE (table), 5);

  label = gtk_label_new ("Surface:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);

  label = gtk_label_new ("Other:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);

  label = gtk_label_new ("Steep:");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 2, 3,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 0, 1,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "texture1", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK(texture_entryfocusout), GINT_TO_POINTER (0));

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "texture2", entry);
  g_signal_connect (G_OBJECT (entry), "focus_out_event", G_CALLBACK(texture_entryfocusout), GINT_TO_POINTER (1));

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 2, 3,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "texture3", entry);

  hbox2 = gtk_hbox_new (FALSE, 5);
  gtk_widget_show (hbox2);
  gtk_box_pack_start (GTK_BOX (vbox), hbox2, FALSE, TRUE, 0);

  label = gtk_label_new ("\"Steep\" angle:");
  gtk_widget_show (label);
  gtk_box_pack_start (GTK_BOX (hbox2), label, FALSE, TRUE, 0);

  adj = gtk_adjustment_new (60, 0, 90, 1, 10, 0);
  spin = gtk_spin_button_new (GTK_ADJUSTMENT (adj), 1, 0);
  gtk_widget_show (spin);
  gtk_box_pack_start (GTK_BOX (hbox2), spin, FALSE, TRUE, 0);
  g_object_set_data (G_OBJECT (dlg), "tex_slant", spin);

  table = gtk_table_new (2, 4, TRUE);
  gtk_widget_show (table);
  gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, TRUE, 0);
  gtk_table_set_row_spacings (GTK_TABLE (table), 5);
  gtk_table_set_col_spacings (GTK_TABLE (table), 5);

  label = gtk_label_new ("Offset <h,v>");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 2, 0, 1,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);

  label = gtk_label_new ("Scale <h,v>");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 2, 4, 0, 1,
                    (GtkAttachOptions) (GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 0, 1, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "texoffsetx", entry);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "texoffsety", entry);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 2, 3, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "texscalex", entry);

  entry = gtk_entry_new ();
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 3, 4, 1, 2,
                    (GtkAttachOptions) (GTK_EXPAND|GTK_FILL),
                    (GtkAttachOptions) (GTK_FILL), 0, 0);
  gtk_widget_set_usize (entry, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "texscaley", entry);



  check = gtk_check_button_new_with_label ("Use detail brushes");
  gtk_widget_show (check);
  gtk_box_pack_start (GTK_BOX (vbox), check, FALSE, TRUE, 0);
  g_object_set_data (G_OBJECT (dlg), "detail", check);
  g_signal_connect (G_OBJECT (check), "toggled", G_CALLBACK (texture_detail), NULL);

  check = gtk_check_button_new_with_label ("Detail hint brushes");
  gtk_widget_show (check);
  gtk_box_pack_start (GTK_BOX (vbox), check, FALSE, TRUE, 0);
  g_object_set_data (G_OBJECT (dlg), "hint", check);
  g_signal_connect (G_OBJECT (check), "toggled", G_CALLBACK (texture_hint), NULL);

	// ^Fishman - Add terrain key to func_group.
	check = gtk_check_button_new_with_label ("Add terrain key");
  gtk_widget_show (check);
  gtk_box_pack_start (GTK_BOX (vbox), check, FALSE, TRUE, 0);
  g_object_set_data (G_OBJECT (dlg), "terrain_ent", check);
  g_signal_connect (G_OBJECT (check), "toggled", G_CALLBACK (texture_terrainent), NULL);

  vbox = gtk_vbox_new (FALSE, 5);
  gtk_widget_show (vbox);
  gtk_box_pack_start (GTK_BOX (hbox), vbox, FALSE, TRUE, 0);

  button = gtk_button_new_with_label ("OK");
  gtk_widget_show (button);
  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, TRUE, 0);
  gtk_widget_set_usize (button, 60, -2);
  g_object_set_data (G_OBJECT (dlg), "go", button);
  g_signal_connect (G_OBJECT (button), "clicked", G_CALLBACK (main_go), NULL);

  label = gtk_label_new ("Settings:");
  gtk_widget_show (label);
  gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, TRUE, 0);

  button = gtk_button_new_with_label ("Open...");
  gtk_widget_show (button);
  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, TRUE, 0);
  g_object_set_data (G_OBJECT (dlg), "open", button);
  g_signal_connect (G_OBJECT (button), "clicked", G_CALLBACK (main_open), NULL);

  button = gtk_button_new_with_label ("Save as...");
  gtk_widget_show (button);
  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, TRUE, 0);
  g_object_set_data (G_OBJECT (dlg), "save", button);
  g_signal_connect (G_OBJECT (button), "clicked", G_CALLBACK (main_save), NULL);

  button = gtk_button_new_with_label ("Defaults");
  gtk_widget_show (button);
  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, TRUE, 0);
  g_object_set_data (G_OBJECT (dlg), "defaults", button);
  g_signal_connect (G_OBJECT (button), "clicked", G_CALLBACK (main_defaults), NULL);

  button = gtk_button_new_with_label ("About...");
  gtk_widget_show (button);
  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, TRUE, 0);
  g_signal_connect (G_OBJECT (button), "clicked", G_CALLBACK (main_about), NULL);

  check = gtk_check_button_new_with_label ("Preview");
  gtk_widget_show (check);
  gtk_box_pack_start (GTK_BOX (vbox), check, FALSE, TRUE, 0);
  g_signal_connect (G_OBJECT (check), "toggled", G_CALLBACK (main_preview), NULL);
  g_object_set_data (G_OBJECT (dlg), "main_preview", check);

	// ^Fishman - Antializing for the preview window.
  check = gtk_check_button_new_with_label ("Antialised lines");
  gtk_widget_show (check);
  gtk_box_pack_start (GTK_BOX (vbox), check, FALSE, TRUE, 0);
	g_object_set_data (G_OBJECT (dlg), "main_antialiasing", check);
  g_signal_connect (G_OBJECT (check), "toggled", G_CALLBACK (main_antialiasing), NULL);

  for (i = 0; i < 5; i++)
    SetDlgValues (i);

  CreateViewWindow ();

  create_tooltips();

  FirstPassComplete = 1;

  return dlg;
}


#if 0

HWND hwndDisplay = (HWND)NULL;
HWND ghwndTab    = (HWND)NULL;
int  iTab=0;
Rect rcTab;
FILE *ftex;

char GenSurfURL[40] = {"http://tarot.telefragged.com/gensurf"};
char GenSurfBoard[40]={"http://tarot.telefragged.com/board"};

/*
* AboutDlgProc - processes messages for the about dialog.
*/

qboolean CALLBACK AboutDlgProc( HWND hwnd, unsigned msg, UINT wparam, LONG lparam )
{
	char           szText[256];
	DRAWITEMSTRUCT *dis;
	HDC            hdc;
	HPEN           hpen;
	HWND           hwndURL;
	Rect           rc;
	SIZE           size;

	lparam = lparam;					/* turn off warning */

	switch( msg ) {
	case WM_INITDIALOG:
		strcpy(szText,"About " );
		strcat(szText,gszCaption);
		SetWindowText(hwnd,gszCaption);
		SetDlgItemText(hwnd,DLG_ABOUT_APP,szText);
		/*	Application icon: */
		SendDlgItemMessage( hwnd, DLG_ABOUT_ICON,
			STM_SETICON, (WPARAM)(HICON)LoadIcon(ghInst,"GENSURF"),
			(LPARAM) NULL);

		hwndURL = GetDlgItem(hwnd,DLG_ABOUT_URL);
		hdc = GetDC(hwndURL);
		GetTextExtentPoint(hdc,GenSurfURL,strlen(GenSurfURL),&size);
		ReleaseDC(hwndURL,hdc);
		GetWindowRect(hwndURL,&rc);
		SetWindowPos(hwndURL,(HWND)NULL,0,0,size.cx,size.cy+2,
			SWP_NOMOVE | SWP_NOZORDER);

		hwndURL = GetDlgItem(hwnd,DLG_ABOUT_BOARD);
		hdc = GetDC(hwndURL);
		GetTextExtentPoint(hdc,GenSurfBoard,strlen(GenSurfBoard),&size);
		ReleaseDC(hwndURL,hdc);
		GetWindowRect(hwndURL,&rc);
		SetWindowPos(hwndURL,(HWND)NULL,0,0,size.cx,size.cy+2,
			SWP_NOMOVE | SWP_NOZORDER);

		return TRUE;

	case WM_COMMAND:
		switch(LOWORD(wparam))
		{
		case DLG_ABOUT_URL:
			HTTP(GenSurfURL);
			break;
		case DLG_ABOUT_BOARD:
			HTTP(GenSurfBoard);
			break;
		case IDOK:
			EndDialog(hwnd,1);
			return TRUE;
		}
		break;

	case WM_DRAWITEM:
		if(wparam == DLG_ABOUT_URL)
		{
			dis = (LPDRAWITEMSTRUCT)lparam;
			SetTextColor(dis->hDC,RGB(0,0,255));
			TextOut(dis->hDC,0,0,GenSurfURL,strlen(GenSurfURL));
			GetWindowRect(dis->hwndItem,&rc);
			GetTextExtentPoint(dis->hDC,GenSurfURL,strlen(GenSurfURL),&size);
			hpen = CreatePen(PS_SOLID,0,RGB(0,0,255));
			SelectObject(dis->hDC,hpen);
			MoveToEx(dis->hDC,0,size.cy,NULL);
			LineTo(dis->hDC,size.cx,size.cy);
			SelectObject(dis->hDC,GetStockObject(BLACK_PEN));
			DeleteObject(hpen);
		}
		else if(wparam==DLG_ABOUT_BOARD)
		{
			dis = (LPDRAWITEMSTRUCT)lparam;
			SetTextColor(dis->hDC,RGB(0,0,255));
			TextOut(dis->hDC,0,0,GenSurfBoard,strlen(GenSurfBoard));
			GetWindowRect(dis->hwndItem,&rc);
			GetTextExtentPoint(dis->hDC,GenSurfBoard,strlen(GenSurfBoard),&size);
			hpen = CreatePen(PS_SOLID,0,RGB(0,0,255));
			SelectObject(dis->hDC,hpen);
			MoveToEx(dis->hDC,0,size.cy,NULL);
			LineTo(dis->hDC,size.cx,size.cy);
			SelectObject(dis->hDC,GetStockObject(BLACK_PEN));
			DeleteObject(hpen);
		}
		break;

	case WM_CLOSE:
		EndDialog(hwnd,1);
		return TRUE;

	default:
		return FALSE;
	}
	return FALSE;
	
} /* AboutDlgProc */

void About()
{
	if( DialogBox( ghInst,"About", ghwnd_main, (DLGPROC)AboutDlgProc ) < 0)
	{
		char Text[256];
		sprintf(Text,"In About(), GetLastError()=0x%08x",GetLastError());
		MessageBox(ghwnd_main,Text,"GenSurf",eMB_ICONWARNING);
	}
}

#endif 
