[41] | 1 | ; Project name : Assembly Library |
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| 2 | ; Description : Functions for initializing menu system. |
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| 3 | |
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| 4 | ; Section containing code |
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| 5 | SECTION .text |
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| 6 | |
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| 7 | ;-------------------------------------------------------------------- |
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| 8 | ; MenuInit_DisplayMenuWithHandlerInBXandUserDataInDXAX |
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| 9 | ; Parameters |
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| 10 | ; DX:AX: User specified data |
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| 11 | ; BX: Menu event handler |
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| 12 | ; Returns: |
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| 13 | ; AX: Index of selected item or NO_ITEM_SELECTED |
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| 14 | ; Corrupts registers: |
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| 15 | ; All except segments |
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| 16 | ;-------------------------------------------------------------------- |
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| 17 | ALIGN JUMP_ALIGN |
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| 18 | MenuInit_DisplayMenuWithHandlerInBXandUserDataInDXAX: |
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| 19 | push es |
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| 20 | push ds |
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[116] | 21 | LOAD_BDA_SEGMENT_TO ds, cx, ! |
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[41] | 22 | push WORD [BDA.wVidCurShape] |
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[104] | 23 | mov cl, MENU_size |
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| 24 | eENTER_STRUCT cx |
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[41] | 25 | |
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[46] | 26 | call Memory_ZeroSSBPwithSizeInCX |
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[41] | 27 | call MenuInit_EnterMenuWithHandlerInBXandUserDataInDXAX |
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[129] | 28 | mov dx, [bp+MENUINIT.wHighlightedItem] |
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[41] | 29 | |
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| 30 | eLEAVE_STRUCT MENU_size |
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| 31 | pop ax |
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| 32 | CALL_DISPLAY_LIBRARY SetCursorShapeFromAX |
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[129] | 33 | xchg ax, dx ; Return highlighted item in AX |
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[41] | 34 | pop ds |
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| 35 | pop es |
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| 36 | ret |
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| 37 | |
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| 38 | |
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| 39 | ;-------------------------------------------------------------------- |
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| 40 | ; MenuInit_EnterMenuWithHandlerInBXandUserDataInDXAX |
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| 41 | ; Parameters |
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| 42 | ; DX:AX: User specified data |
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| 43 | ; BX: Menu event handler |
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| 44 | ; SS:BP: Ptr to MENU |
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| 45 | ; Returns: |
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| 46 | ; Nothing |
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| 47 | ; Corrupts registers: |
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| 48 | ; All, except SS:BP |
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| 49 | ;-------------------------------------------------------------------- |
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| 50 | ALIGN JUMP_ALIGN |
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| 51 | MenuInit_EnterMenuWithHandlerInBXandUserDataInDXAX: |
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| 52 | mov [bp+MENU.fnEventHandler], bx |
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| 53 | mov [bp+MENU.dwUserData], ax |
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| 54 | mov [bp+MENU.dwUserData+2], dx |
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| 55 | |
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| 56 | mov ax, CURSOR_HIDDEN |
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| 57 | CALL_DISPLAY_LIBRARY SetCursorShapeFromAX |
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[104] | 58 | call MenuEvent_InitializeMenuinit ; User initialization |
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[133] | 59 | %ifndef USE_186 |
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[41] | 60 | call MenuInit_RefreshMenuWindow |
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| 61 | jmp MenuLoop_Enter |
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[133] | 62 | %else |
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| 63 | push MenuLoop_Enter |
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| 64 | ; Fall to MenuInit_RefreshMenuWindow |
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| 65 | %endif |
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[41] | 66 | |
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| 67 | |
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| 68 | ;-------------------------------------------------------------------- |
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| 69 | ; MenuInit_RefreshMenuWindow |
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| 70 | ; Parameters |
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| 71 | ; SS:BP: Ptr to MENU |
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| 72 | ; Returns: |
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| 73 | ; Nothing |
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| 74 | ; Corrupts registers: |
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| 75 | ; AX, BX, CX, DX, SI, DI |
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| 76 | ;-------------------------------------------------------------------- |
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| 77 | ALIGN JUMP_ALIGN |
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| 78 | MenuInit_RefreshMenuWindow: |
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| 79 | call MenuBorders_RefreshAll ; Draw borders |
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| 80 | call MenuText_RefreshTitle ; Draw title strings |
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| 81 | call MenuText_RefreshAllItems ; Draw item strings |
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[116] | 82 | jmp MenuText_RefreshInformation ; Draw information strings |
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[41] | 83 | |
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| 84 | |
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| 85 | ;-------------------------------------------------------------------- |
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[205] | 86 | ; MenuInit_CloseMenuIfExitEventAllows |
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| 87 | ; Parameters |
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| 88 | ; SS:BP: Ptr to MENU |
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| 89 | ; Returns: |
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| 90 | ; Nothing |
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| 91 | ; Corrupts registers: |
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| 92 | ; AX, BX, DX |
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| 93 | ;-------------------------------------------------------------------- |
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| 94 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS |
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| 95 | ALIGN JUMP_ALIGN |
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| 96 | MenuInit_CloseMenuIfExitEventAllows: |
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| 97 | call MenuEvent_ExitMenu |
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| 98 | jc SHORT MenuInit_CloseMenuWindow |
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| 99 | ret |
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| 100 | %endif |
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| 101 | |
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| 102 | |
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| 103 | ;-------------------------------------------------------------------- |
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[41] | 104 | ; MenuInit_CloseMenuWindow |
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| 105 | ; Parameters |
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| 106 | ; SS:BP: Ptr to MENU |
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| 107 | ; Returns: |
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| 108 | ; Nothing |
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| 109 | ; Corrupts registers: |
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| 110 | ; Nothing |
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| 111 | ;-------------------------------------------------------------------- |
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| 112 | ALIGN JUMP_ALIGN |
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| 113 | MenuInit_CloseMenuWindow: |
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| 114 | or BYTE [bp+MENU.bFlags], FLG_MENU_EXIT |
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| 115 | ret |
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| 116 | |
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| 117 | |
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| 118 | ;-------------------------------------------------------------------- |
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| 119 | ; MenuInit_HighlightItemFromAX |
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| 120 | ; Parameters |
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| 121 | ; AX: Item to highlight |
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| 122 | ; SS:BP: Ptr to MENU |
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| 123 | ; Returns: |
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| 124 | ; Nothing |
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| 125 | ; Corrupts registers: |
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| 126 | ; AX, BX, CX, DX, SI, DI |
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| 127 | ;-------------------------------------------------------------------- |
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| 128 | ALIGN JUMP_ALIGN |
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| 129 | MenuInit_HighlightItemFromAX: |
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[52] | 130 | sub ax, [bp+MENUINIT.wHighlightedItem] |
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[41] | 131 | jmp MenuScrollbars_MoveHighlightedItemByAX |
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| 132 | |
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[48] | 133 | ;-------------------------------------------------------------------- |
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| 134 | ; MenuInit_GetHighlightedItemToAX |
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| 135 | ; Parameters |
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| 136 | ; SS:BP: Ptr to MENU |
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| 137 | ; Returns: |
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| 138 | ; AX: Index of highlighted item or NO_ITEM_HIGHLIGHTED |
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| 139 | ; Corrupts registers: |
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| 140 | ; Nothing |
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| 141 | ;-------------------------------------------------------------------- |
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[133] | 142 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS |
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[48] | 143 | ALIGN JUMP_ALIGN |
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| 144 | MenuInit_GetHighlightedItemToAX: |
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[52] | 145 | mov ax, [bp+MENUINIT.wHighlightedItem] |
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[48] | 146 | ret |
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[133] | 147 | %endif |
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[41] | 148 | |
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[48] | 149 | |
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[41] | 150 | ;-------------------------------------------------------------------- |
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| 151 | ; MenuInit_SetTitleHeightFromAL |
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| 152 | ; MenuInit_SetInformationHeightFromAL |
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| 153 | ; MenuInit_SetTotalItemsFromAX |
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| 154 | ; Parameters |
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| 155 | ; AX/AL: Parameter |
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| 156 | ; SS:BP: Ptr to MENU |
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| 157 | ; Returns: |
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| 158 | ; Nothing |
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| 159 | ; Corrupts registers: |
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| 160 | ; Nothing |
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| 161 | ;-------------------------------------------------------------------- |
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[133] | 162 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS |
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[41] | 163 | ALIGN JUMP_ALIGN |
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| 164 | MenuInit_SetTitleHeightFromAL: |
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| 165 | mov [bp+MENUINIT.bTitleLines], al |
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| 166 | ret |
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| 167 | |
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| 168 | ALIGN JUMP_ALIGN |
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| 169 | MenuInit_SetInformationHeightFromAL: |
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| 170 | mov [bp+MENUINIT.bInfoLines], al |
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| 171 | ret |
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| 172 | |
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| 173 | ALIGN JUMP_ALIGN |
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| 174 | MenuInit_SetTotalItemsFromAX: |
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| 175 | mov [bp+MENUINIT.wItems], ax |
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| 176 | ret |
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[133] | 177 | %endif |
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[41] | 178 | |
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| 179 | |
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| 180 | ;-------------------------------------------------------------------- |
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| 181 | ; MenuInit_SetUserDataFromDSSI |
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| 182 | ; MenuInit_GetUserDataToDSSI |
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| 183 | ; Parameters |
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| 184 | ; DS:SI: User data (MenuInit_SetUserDataFromDSSI) |
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| 185 | ; SS:BP: Ptr to MENU |
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| 186 | ; Returns: |
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| 187 | ; DS:SI: User data (MenuInit_GetUserDataToDSSI) |
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| 188 | ; Corrupts registers: |
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| 189 | ; Nothing |
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| 190 | ;-------------------------------------------------------------------- |
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[133] | 191 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS |
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[41] | 192 | ALIGN JUMP_ALIGN |
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| 193 | MenuInit_SetUserDataFromDSSI: |
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| 194 | mov [bp+MENU.dwUserData], si |
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| 195 | mov [bp+MENU.dwUserData+2], ds |
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| 196 | ret |
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| 197 | |
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| 198 | ALIGN JUMP_ALIGN |
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| 199 | MenuInit_GetUserDataToDSSI: |
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| 200 | lds si, [bp+MENU.dwUserData] |
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| 201 | ret |
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[133] | 202 | %endif |
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