1 | /* $Id: menu.cpp,v 1.1 1999-09-06 02:20:07 bird Exp $ */
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2 |
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3 | /*
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4 | * PE2LX menu conversion code
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5 | *
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6 | * Copyright 1998 Sander van Leeuwen (sandervl@xs4all.nl)
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7 | *
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8 | *
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9 | * Project Odin Software License can be found in LICENSE.TXT
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10 | *
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11 | */
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12 |
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13 | #define INCL_DOSNLS
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14 | /*******************************************************************************
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15 | * Header Files *
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16 | *******************************************************************************/
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17 | #include "pe2lx.h"
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18 | #include "menu.h"
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19 |
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20 |
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21 | static int ProcessSubMenu(LXHeaderSuper &OS2Exe, PopupMenuItem *popupitem, MT_OS2 *os2menu, MTI_OS2 *menuitem, int size, int cp);
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22 | static int ProcessMenuItem(NormalMenuItem *popupitem, MT_OS2 *os2menu, MTI_OS2 *menuitem, int size, int cp);
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23 | static void menustrcpy(char *dest, char *src);
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24 | //******************************************************************************
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25 | //******************************************************************************
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26 | BOOL ShowMenu(LXHeaderSuper &OS2Exe, int id, MenuHeader *menu, int size, int cp)
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27 | {
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28 | PopupMenuItem *popupitem = (PopupMenuItem *)((char *)menu + sizeof(MenuHeader));
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29 | NormalMenuItem *normalitem = (NormalMenuItem *)((char *)menu + sizeof(MenuHeader));
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30 | MT_OS2 *os2menu, *submenu;
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31 | MTI_OS2 *menuitem;
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32 | int newsize;
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33 | BOOL rc;
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34 | ULONG ulCpSize, ulCP;
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35 |
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36 | ltassert((ULONG)menu > 0x10000UL)
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37 |
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38 | //First save original win32 resource
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39 | ltassert(OS2Exe.StoreWin32Resource(id, RT_MENU, size, (char *)menu));
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40 |
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41 |
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42 | os2menu = (MT_OS2 *)malloc(size*4); //should always be sufficient
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43 | ltassert(os2menu != NULL);
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44 | os2menu->len = sizeof(MT_OS2) - sizeof(MTI_OS2);
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45 | #ifdef RING0
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46 | os2menu->codepage = cp;
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47 | #else
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48 | if (cp == 0)
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49 | os2menu->codepage = 437;
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50 | else
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51 | {
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52 | DosQueryCp(sizeof(ulCP), &ulCP, &ulCpSize);
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53 | os2menu->codepage = ulCP;
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54 | }
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55 | #endif
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56 | os2menu->reserved = 4;
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57 | os2menu->cMti = 0;
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58 | menuitem = &os2menu->rgMti[0];
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59 | submenu = os2menu;
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60 | while (size > 4)
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61 | {
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62 | if (popupitem->fItemFlags & POPUP)
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63 | {
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64 | cout << "POPUP ";
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65 | newsize = ProcessSubMenu(OS2Exe, popupitem, os2menu, menuitem, size, cp);
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66 | }
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67 | else
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68 | newsize = ProcessMenuItem(normalitem, os2menu, menuitem, size, cp);
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69 |
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70 | if (popupitem->fItemFlags & ENDMENU) break;
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71 |
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72 | popupitem = (PopupMenuItem *)((char *)popupitem + (size - newsize));
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73 | ltasserthp2(popupitem, free(os2menu));
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74 | normalitem = (NormalMenuItem *)((char *)normalitem + (size - newsize));
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75 | ltasserthp2(normalitem, free(os2menu));
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76 |
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77 | menuitem = (MTI_OS2 *)((int)os2menu + os2menu->len);
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78 | ltasserthp2(menuitem, free(os2menu));
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79 | size = newsize;
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80 | }
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81 | rc = OS2Exe.StoreResource(id, RT_MENU, os2menu->len, (char *)os2menu);
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82 | free(os2menu);
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83 | return rc;
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84 | }
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85 | //******************************************************************************
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86 | //******************************************************************************
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87 | static int ProcessSubMenu(LXHeaderSuper &OS2Exe, PopupMenuItem *popupitem, MT_OS2 *os2menu, MTI_OS2 *menuitem, int size, int cp)
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88 | {
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89 | NormalMenuItem *normalitem;
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90 | MT_OS2 *submenu;
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91 | int len = 0, newsize;
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92 | ULONG ulCpSize, ulCP;
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93 |
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94 | ltassert((void*)menuitem != (void*)os2menu);
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95 |
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96 | menuitem->afStyle = MIS_SUBMENU;
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97 |
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98 | //A unique id is sufficient, since it's not possible to get info about
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99 | //the SUBMENU item being selected with the (win32) WM_INITMENU message
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100 | //(this is possible in OS/2)
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101 | menuitem->idItem = (USHORT)OS2Exe.GetUniqueId();
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102 | menuitem->pad = 0;
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103 |
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104 | if (popupitem->fItemFlags & GRAYED)
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105 | {
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106 | cout << "GRAYED ";
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107 | menuitem->pad |= MIA_DISABLED;
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108 | }
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109 | if (popupitem->fItemFlags & INACTIVE)
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110 | {
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111 | cout << "INACTIVE ";
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112 | menuitem->pad |= MIA_DISABLED;
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113 | }
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114 | if (popupitem->fItemFlags & BITMAP)
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115 | {
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116 | cout << "BITMAP ";
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117 | //where's the bitmap stored? (same id as id of this menu item?)
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118 | menuitem->afStyle |= MIS_BITMAP;
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119 | }
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120 | if (popupitem->fItemFlags & OWNERDRAW)
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121 | {
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122 | cout << "OWNERDRAW ";
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123 | menuitem->afStyle |= MIS_OWNERDRAW;
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124 | }
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125 | if (popupitem->fItemFlags & CHECKED)
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126 | {
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127 | menuitem->pad |= MIA_CHECKED;
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128 | cout << "CHECKED ";
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129 | }
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130 | if (popupitem->fItemFlags & MENUBREAK)
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131 | {
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132 | menuitem->afStyle |= MIS_BREAK;
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133 | menuitem->pad |= MIA_DISABLED;
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134 | cout << "MENUBREAK ";
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135 | }
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136 | if (popupitem->fItemFlags & MENUBARBREAK)
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137 | {
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138 | cout << "MENUBARBREAK" << endl;
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139 | menuitem->afStyle |= MIS_BREAKSEPARATOR;
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140 | menuitem->pad |= MIA_DISABLED;
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141 | menuitem->c[0] = 0;
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142 | menuitem->c[1] = 0;
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143 | }
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144 | else
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145 | {
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146 | len = (UniStrlen(popupitem->szItemText)+1)*2;
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147 | cout << UnicodeToAscii(popupitem->szItemText, cp) << endl;
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148 | menustrcpy(menuitem->c, UnicodeToAscii(popupitem->szItemText, cp));
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149 | }
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150 | os2menu->len += sizeof(MTI_OS2);
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151 | if (len > 4) os2menu->len += (len/2 - sizeof(menuitem->c));
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152 | os2menu->cMti++;
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153 |
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154 | size -= (sizeof(PopupMenuItem)-2 + len); /*PLF Sat 97-06-21 22:17:51*/
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155 | //process next menu item
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156 | submenu = (MT_OS2 *)(menuitem+1);
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157 | if (len > 4)
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158 | submenu = (MT_OS2 *)((char *)submenu + len/2 - sizeof(menuitem->c));
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159 | submenu->len = sizeof(MT_OS2) - sizeof(MTI_OS2);
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160 | #ifdef RING0
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161 | submenu->codepage = cp;
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162 | #else
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163 | if (cp == 0)
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164 | submenu->codepage = 437;
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165 | else
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166 | {
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167 | DosQueryCp(sizeof(ulCP), &ulCP, &ulCpSize);
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168 | submenu->codepage = ulCP;
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169 | }
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170 | #endif
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171 | submenu->reserved = 4;
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172 | submenu->cMti = 0;
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173 | menuitem = &submenu->rgMti[0];
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174 |
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175 | //normalitem = (NormalMenuItem *)(popupitem + 1);
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176 | normalitem = (NormalMenuItem *)((char*)popupitem + sizeof(PopupMenuItem)-2); /*PLF Sat 97-06-21 23:54:50*/
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177 | normalitem = (NormalMenuItem *)((int)normalitem + len);
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178 |
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179 | while (size > 4)
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180 | {
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181 | ltasserthp(normalitem);
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182 | if (normalitem->fItemFlags & POPUP)
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183 | {
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184 | cout << "POPUP ";
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185 | newsize = ProcessSubMenu(OS2Exe, (PopupMenuItem *)normalitem, submenu, menuitem, size, cp);
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186 | }
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187 | else
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188 | newsize = ProcessMenuItem(normalitem, submenu, menuitem, size, cp);
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189 |
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190 | menuitem = (MTI_OS2*)((int)submenu + submenu->len);
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191 | if (normalitem->fItemFlags & ENDMENU)
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192 | {
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193 | os2menu->len += submenu->len;
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194 | return (newsize);
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195 | }
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196 | normalitem = (NormalMenuItem*)((char*)normalitem + (size - newsize));
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197 | size = newsize;
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198 | }
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199 | os2menu->len += submenu->len;
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200 |
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201 | return (size);
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202 | }
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203 | //******************************************************************************
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204 | //******************************************************************************
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205 | static int ProcessMenuItem(NormalMenuItem *normalitem, MT_OS2 *os2menu, MTI_OS2 *menuitem, int size, int cp)
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206 | {
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207 | int len = 0;
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208 |
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209 | ltassert((ULONG)normalitem > 0x10000);
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210 |
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211 |
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212 | cout << "ID " << normalitem->wMenuID << " ";
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213 | menuitem->afStyle = MIS_TEXT;
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214 | menuitem->idItem = normalitem->wMenuID;
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215 | menuitem->pad = 0;
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216 |
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217 | if (normalitem->fItemFlags & ENDMENU)
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218 | {
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219 | //signals the end of a (sub)menu
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220 | cout << "ENDMENU ";
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221 | len = (UniStrlen(normalitem->szItemText)+1)*2;
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222 | //don't store this menu item, is it's empty
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223 | if (len == 2)
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224 | {
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225 | size -= (sizeof(NormalMenuItem)-2 + len);
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226 | return (size);
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227 | }
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228 | }
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229 | if (normalitem->fItemFlags & GRAYED)
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230 | {
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231 | cout << "GRAYED ";
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232 | menuitem->pad |= MIA_DISABLED;
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233 | }
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234 | if (normalitem->fItemFlags & INACTIVE)
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235 | {
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236 | cout << "INACTIVE ";
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237 | menuitem->pad |= MIA_DISABLED;
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238 | }
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239 | if (normalitem->fItemFlags & BITMAP)
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240 | {
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241 | cout << "BITMAP ";
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242 | //where's the bitmap stored? (same id as id of this menu item?)
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243 | menuitem->afStyle |= MIS_BITMAP;
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244 | }
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245 | if (normalitem->fItemFlags & OWNERDRAW)
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246 | {
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247 | cout << "OWNERDRAW ";
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248 | menuitem->afStyle |= MIS_OWNERDRAW;
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249 | }
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250 | if (normalitem->fItemFlags & CHECKED)
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251 | {
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252 | menuitem->pad |= MIA_CHECKED;
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253 | cout << "CHECKED ";
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254 | }
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255 | if (normalitem->fItemFlags & MENUBREAK)
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256 | {
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257 | menuitem->afStyle |= MIS_BREAK;
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258 | menuitem->pad |= MIA_DISABLED;
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259 | cout << "MENUBREAK ";
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260 | }
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261 | if (normalitem->fItemFlags & MENUBARBREAK)
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262 | {
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263 | cout << "MENUBARBREAK" << endl;
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264 | menuitem->afStyle |= MIS_BREAKSEPARATOR;
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265 | menuitem->pad |= MIA_DISABLED;
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266 | menuitem->c[0] = 0;
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267 | menuitem->c[1] = 0;
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268 | }
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269 | else
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270 | {
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271 | len = (UniStrlen(normalitem->szItemText)+1)*2;
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272 | if (normalitem->fItemFlags == 0 && len == 2)
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273 | {
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274 | cout << "SEPARATOR" << endl;
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275 | menuitem->afStyle = MIS_SEPARATOR;
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276 | menuitem->pad = MIA_DISABLED;
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277 | menuitem->idItem = 0xFFFF;
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278 | menuitem->c[0] = 0;
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279 | menuitem->c[1] = 0;
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280 | }
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281 | else
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282 | {
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283 | cout << UnicodeToAscii(normalitem->szItemText, cp) << endl;
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284 | menustrcpy(menuitem->c, UnicodeToAscii(normalitem->szItemText, cp));
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285 | }
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286 | }
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287 | os2menu->len += sizeof(MTI_OS2);
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288 | //SvL: Bugfix (>4), 19-10-'97
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289 | if (len >= 4) os2menu->len += (len/2 - sizeof(menuitem->c));
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290 | else os2menu->len -= 2; //REQUIRED (even though mi->c[2])
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291 |
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292 | os2menu->cMti++;
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293 |
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294 | size -= (sizeof(NormalMenuItem)-2 + len); /*PLF Sat 97-06-21 22:19:57*/
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295 |
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296 | return (size);
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297 | }
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298 | //******************************************************************************
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299 | //******************************************************************************
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300 | static void menustrcpy(char *dest, char *src)
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301 | {
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302 | int i, len = strlen(src);
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303 |
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304 | for (i=0;i<len;i++)
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305 | {
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306 | if (src[i] == '&') dest[i] = '~';
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307 | else dest[i] = src[i];
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308 | }
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309 | dest[len] = 0;
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310 | }
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311 | //******************************************************************************
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312 | //******************************************************************************
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