[57] | 1 | ; Project name : XTIDE Universal BIOS Configurator v2 |
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| 2 | ; Description : Menu event handling. |
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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 | ; MenuEvents_DisplayMenu |
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| 9 | ; Parameters: |
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| 10 | ; Nothing |
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| 11 | ; Returns: |
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| 12 | ; Nothing |
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| 13 | ; Corrupts registers: |
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| 14 | ; All, except segments |
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| 15 | ;-------------------------------------------------------------------- |
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| 16 | ALIGN JUMP_ALIGN |
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| 17 | MenuEvents_DisplayMenu: |
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| 18 | mov bx, MenuEventHandler |
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| 19 | CALL_MENU_LIBRARY DisplayWithHandlerInBXandUserDataInDXAX |
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| 20 | ret |
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| 21 | |
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| 22 | |
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| 23 | ;-------------------------------------------------------------------- |
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| 24 | ; MenuEventHandler |
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| 25 | ; Common parameters for all events: |
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| 26 | ; BX: Menu event (anything from MENUEVENT struct) |
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| 27 | ; SS:BP: Menu library handle |
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| 28 | ; Common return values for all events: |
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| 29 | ; CF: Set if event processed |
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| 30 | ; Cleared if event not processed |
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| 31 | ; Corrupts registers: |
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| 32 | ; All |
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| 33 | ;-------------------------------------------------------------------- |
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| 34 | ALIGN JUMP_ALIGN |
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| 35 | MenuEventHandler: |
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| 36 | cmp bx, MENUEVENT.RefreshItemFromCX ; Above last supported item? |
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| 37 | ja SHORT .EventNotHandled |
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| 38 | jmp [bx+.rgfnEventSpecificHandlers] |
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| 39 | .EventNotHandled: |
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| 40 | .IdleProcessing: |
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| 41 | clc |
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| 42 | ret |
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| 43 | |
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| 44 | ALIGN WORD_ALIGN |
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| 45 | .rgfnEventSpecificHandlers: |
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| 46 | dw .InitializeMenuinitFromDSSI |
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| 47 | dw .ExitMenu |
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| 48 | dw .IdleProcessing |
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| 49 | dw .ItemHighlightedFromCX |
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| 50 | dw .ItemSelectedFromCX |
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| 51 | dw .KeyStrokeInAX |
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| 52 | dw .RefreshTitle |
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| 53 | dw .RefreshInformation |
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| 54 | dw .RefreshItemFromCX |
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| 55 | |
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| 56 | |
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| 57 | ; Parameters: |
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| 58 | ; DS:SI: Ptr to MENUINIT struct to initialize |
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| 59 | ; Returns: |
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| 60 | ; DS:SI: Ptr to initialized MENUINIT struct |
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| 61 | ALIGN JUMP_ALIGN |
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| 62 | .InitializeMenuinitFromDSSI: |
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| 63 | push ds |
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| 64 | push cs |
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| 65 | pop ds |
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| 66 | mov di, g_MenupageForMainMenu |
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| 67 | call Menupage_SetActiveMenupageFromDSDI |
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| 68 | call Menupage_GetVisibleMenuitemsToAXfromDSDI |
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| 69 | pop ds |
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| 70 | |
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| 71 | mov WORD [si+MENUINIT.wItems], ax |
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| 72 | mov WORD [si+MENUINIT.bTitleLines], TITLE_LINES_IN_MENU |
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| 73 | mov WORD [si+MENUINIT.bInfoLines], INFO_LINES_IN_MENU |
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| 74 | mov WORD [si+MENUINIT.bWidth], MENU_WIDTH |
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| 75 | CALL_DISPLAY_LIBRARY GetColumnsToALandRowsToAH |
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| 76 | mov [si+MENUINIT.bHeight], ah |
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[109] | 77 | call MainMenu_EnterMenuOrModifyItemVisibility |
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[57] | 78 | stc |
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| 79 | ret |
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| 80 | |
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| 81 | |
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| 82 | ; Parameters: |
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| 83 | ; None |
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[59] | 84 | ; Returns: |
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| 85 | ; CF: Set to exit menu |
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| 86 | ; Clear to cancel exit |
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[57] | 87 | ALIGN JUMP_ALIGN |
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| 88 | .ExitMenu: |
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[59] | 89 | call Menupage_GetActiveMenupageToDSDI |
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| 90 | mov si, [di+MENUPAGE.fnBack] |
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| 91 | cmp si, ExitToDos |
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| 92 | je SHORT .QuitProgram |
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| 93 | call si ; Back to previous menu |
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| 94 | clc |
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| 95 | ret |
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| 96 | |
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| 97 | ALIGN JUMP_ALIGN |
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| 98 | .QuitProgram: |
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| 99 | call Dialogs_DisplayQuitDialog |
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| 100 | jz SHORT .ExitToDOS |
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| 101 | clc |
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| 102 | ret |
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| 103 | .ExitToDOS: |
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| 104 | call Buffers_SaveChangesIfFileLoaded |
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[57] | 105 | stc |
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| 106 | ret |
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| 107 | |
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| 108 | |
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| 109 | ; Parameters: |
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| 110 | ; CX: Index of new highlighted item |
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| 111 | ; DX: Index of previously highlighted item or NO_ITEM_HIGHLIGHTED |
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| 112 | ALIGN JUMP_ALIGN |
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| 113 | .ItemHighlightedFromCX: |
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| 114 | CALL_MENU_LIBRARY ClearInformationArea |
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| 115 | CALL_MENU_LIBRARY RefreshInformation |
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| 116 | stc |
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| 117 | ret |
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| 118 | |
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| 119 | |
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| 120 | ; Parameters: |
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| 121 | ; CX: Index of selected item |
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| 122 | ALIGN JUMP_ALIGN |
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| 123 | .ItemSelectedFromCX: |
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| 124 | call Menupage_GetActiveMenupageToDSDI |
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| 125 | call Menupage_GetCXthVisibleMenuitemToDSSIfromDSDI |
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| 126 | call [si+MENUITEM.fnActivate] |
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| 127 | stc |
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| 128 | ret |
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| 129 | |
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| 130 | |
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| 131 | ; Parameters: |
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| 132 | ; AL: ASCII character for the key |
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| 133 | ; AH: Keyboard library scan code for the key |
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| 134 | ALIGN JUMP_ALIGN |
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| 135 | .KeyStrokeInAX: |
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| 136 | cmp ah, KEY_DISPLAY_ITEM_HELP |
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[59] | 137 | je SHORT .DisplayHelp |
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| 138 | jmp SHORT .EventNotHandled |
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[57] | 139 | |
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[59] | 140 | ALIGN JUMP_ALIGN |
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| 141 | .DisplayHelp: |
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[57] | 142 | call Menupage_GetActiveMenupageToDSDI |
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| 143 | CALL_MENU_LIBRARY GetHighlightedItemToAX |
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| 144 | xchg cx, ax |
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| 145 | call Menupage_GetCXthVisibleMenuitemToDSSIfromDSDI |
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| 146 | call Menuitem_DisplayHelpMessageFromDSSI |
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| 147 | stc |
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| 148 | ret |
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| 149 | |
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| 150 | |
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| 151 | ; Parameters: |
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| 152 | ; CX: Index of item to refresh |
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| 153 | ; Cursor has been positioned to the beginning of item line |
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| 154 | ALIGN JUMP_ALIGN |
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| 155 | .RefreshItemFromCX: |
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| 156 | cmp cx, NO_ITEM_HIGHLIGHTED |
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| 157 | je SHORT .NothingToRefresh |
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| 158 | call Menupage_GetActiveMenupageToDSDI |
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| 159 | call Menupage_GetCXthVisibleMenuitemToDSSIfromDSDI |
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| 160 | jnc SHORT .NothingToRefresh |
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| 161 | call MenuitemPrint_NameWithPossibleValueFromDSSI |
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| 162 | .NothingToRefresh: |
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| 163 | stc |
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| 164 | ret |
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| 165 | |
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| 166 | |
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| 167 | ; Parameters: |
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| 168 | ; CX: Index of highlighted item |
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| 169 | ; Cursor has been positioned to the beginning of first line |
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| 170 | ALIGN JUMP_ALIGN |
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| 171 | .RefreshInformation: |
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| 172 | cmp cx, NO_ITEM_HIGHLIGHTED |
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| 173 | je SHORT .NothingToRefresh |
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| 174 | call Menupage_GetActiveMenupageToDSDI |
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| 175 | call Menupage_GetCXthVisibleMenuitemToDSSIfromDSDI |
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| 176 | call MenuitemPrint_PrintQuickInfoFromDSSI |
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| 177 | stc |
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| 178 | ret |
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| 179 | |
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| 180 | |
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| 181 | ; Parameters: |
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| 182 | ; CX: Index of highlighted item |
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| 183 | ; Cursor has been positioned to the beginning of first line |
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| 184 | ALIGN JUMP_ALIGN |
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| 185 | .RefreshTitle: |
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| 186 | call .PrintProgramName |
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| 187 | call .PrintLoadStatus |
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| 188 | call .PrintStatusOfUnsavedChanges |
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| 189 | stc |
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| 190 | ret |
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| 191 | |
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| 192 | ALIGN JUMP_ALIGN |
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| 193 | .PrintProgramName: |
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| 194 | mov si, g_szProgramTitle |
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| 195 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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| 196 | ret |
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| 197 | |
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| 198 | ALIGN JUMP_ALIGN |
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| 199 | .PrintLoadStatus: |
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| 200 | mov ax, [g_cfgVars+CFGVARS.wFlags] |
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| 201 | test ax, FLG_CFGVARS_FILELOADED |
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| 202 | jnz SHORT .PrintNameOfLoadedFile |
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| 203 | test ax, FLG_CFGVARS_ROMLOADED |
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| 204 | jnz SHORT .PrintLoadedEeprom |
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| 205 | ; Fall to .PrintNothingLoaded |
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| 206 | |
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| 207 | .PrintNothingLoaded: |
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| 208 | mov si, g_szBiosIsNotLoaded |
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| 209 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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| 210 | ret |
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| 211 | |
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| 212 | ALIGN JUMP_ALIGN |
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| 213 | .PrintNameOfLoadedFile: |
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| 214 | mov si, g_cfgVars+CFGVARS.szOpenedFile |
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| 215 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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| 216 | jmp SHORT .PrintTypeOfLoadedBios |
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| 217 | |
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| 218 | ALIGN JUMP_ALIGN |
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| 219 | .PrintLoadedEeprom: |
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| 220 | mov si, g_szEEPROM |
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| 221 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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| 222 | ; Fall to .PrintTypeOfLoadedBios |
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| 223 | |
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| 224 | ALIGN JUMP_ALIGN |
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| 225 | .PrintTypeOfLoadedBios: |
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| 226 | mov si, g_szSourceAndTypeSeparator |
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| 227 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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| 228 | call Buffers_IsXtideUniversalBiosLoaded |
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| 229 | jne SHORT .PrintUnidentifiedType |
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| 230 | |
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| 231 | call Buffers_GetFileBufferToESDI |
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| 232 | mov bx, es |
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| 233 | lea si, [di+ROMVARS.szVersion] |
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| 234 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromBXSI |
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| 235 | ret |
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| 236 | |
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| 237 | ALIGN JUMP_ALIGN |
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| 238 | .PrintUnidentifiedType: |
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| 239 | mov si, g_szUnidentified |
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| 240 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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| 241 | ret |
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| 242 | |
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| 243 | ALIGN JUMP_ALIGN |
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| 244 | .PrintStatusOfUnsavedChanges: |
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| 245 | test WORD [g_cfgVars+CFGVARS.wFlags], FLG_CFGVARS_UNSAVED |
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| 246 | jz SHORT .ReturnSinceNothingToPrint |
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| 247 | mov si, g_szUnsaved |
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| 248 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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| 249 | .ReturnSinceNothingToPrint: |
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| 250 | ret |
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