[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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[376] | 4 | ; |
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[505] | 5 | ; XTIDE Universal BIOS and Associated Tools |
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[526] | 6 | ; Copyright (C) 2009-2010 by Tomi Tilli, 2011-2013 by XTIDE Universal BIOS Team. |
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[376] | 7 | ; |
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| 8 | ; This program is free software; you can redistribute it and/or modify |
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| 9 | ; it under the terms of the GNU General Public License as published by |
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| 10 | ; the Free Software Foundation; either version 2 of the License, or |
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| 11 | ; (at your option) any later version. |
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[505] | 12 | ; |
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[376] | 13 | ; This program is distributed in the hope that it will be useful, |
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| 14 | ; but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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[505] | 16 | ; GNU General Public License for more details. |
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[376] | 17 | ; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html |
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[505] | 18 | ; |
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[376] | 19 | |
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[57] | 20 | ; Section containing code |
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| 21 | SECTION .text |
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| 22 | |
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| 23 | ;-------------------------------------------------------------------- |
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| 24 | ; MenuEvents_DisplayMenu |
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| 25 | ; Parameters: |
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| 26 | ; Nothing |
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| 27 | ; Returns: |
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| 28 | ; Nothing |
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| 29 | ; Corrupts registers: |
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| 30 | ; All, except segments |
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| 31 | ;-------------------------------------------------------------------- |
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| 32 | ALIGN JUMP_ALIGN |
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| 33 | MenuEvents_DisplayMenu: |
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| 34 | mov bx, MenuEventHandler |
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[525] | 35 | JMP_MENU_LIBRARY DisplayWithHandlerInBXandUserDataInDXAX |
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[57] | 36 | |
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| 37 | |
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| 38 | ;-------------------------------------------------------------------- |
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| 39 | ; MenuEventHandler |
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| 40 | ; Common parameters for all events: |
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| 41 | ; BX: Menu event (anything from MENUEVENT struct) |
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| 42 | ; SS:BP: Menu library handle |
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| 43 | ; Common return values for all events: |
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| 44 | ; CF: Set if event processed |
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| 45 | ; Cleared if event not processed |
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| 46 | ; Corrupts registers: |
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| 47 | ; All |
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| 48 | ;-------------------------------------------------------------------- |
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| 49 | ALIGN JUMP_ALIGN |
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| 50 | MenuEventHandler: |
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| 51 | cmp bx, MENUEVENT.RefreshItemFromCX ; Above last supported item? |
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| 52 | ja SHORT .EventNotHandled |
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[138] | 53 | jmp [cs:bx+.rgfnEventSpecificHandlers] |
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[57] | 54 | .EventNotHandled: |
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| 55 | .IdleProcessing: |
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| 56 | clc |
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| 57 | ret |
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| 58 | |
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| 59 | ALIGN WORD_ALIGN |
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| 60 | .rgfnEventSpecificHandlers: |
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| 61 | dw .InitializeMenuinitFromDSSI |
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| 62 | dw .ExitMenu |
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| 63 | dw .IdleProcessing |
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| 64 | dw .ItemHighlightedFromCX |
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| 65 | dw .ItemSelectedFromCX |
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| 66 | dw .KeyStrokeInAX |
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| 67 | dw .RefreshTitle |
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| 68 | dw .RefreshInformation |
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| 69 | dw .RefreshItemFromCX |
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| 70 | |
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| 71 | |
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| 72 | ; Parameters: |
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| 73 | ; DS:SI: Ptr to MENUINIT struct to initialize |
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| 74 | ; Returns: |
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| 75 | ; DS:SI: Ptr to initialized MENUINIT struct |
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| 76 | ALIGN JUMP_ALIGN |
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| 77 | .InitializeMenuinitFromDSSI: |
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| 78 | push ds |
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| 79 | push cs |
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| 80 | pop ds |
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| 81 | mov di, g_MenupageForMainMenu |
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| 82 | call Menupage_SetActiveMenupageFromDSDI |
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| 83 | call Menupage_GetVisibleMenuitemsToAXfromDSDI |
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| 84 | pop ds |
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| 85 | |
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| 86 | mov WORD [si+MENUINIT.wItems], ax |
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| 87 | mov WORD [si+MENUINIT.bTitleLines], TITLE_LINES_IN_MENU |
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| 88 | mov WORD [si+MENUINIT.bInfoLines], INFO_LINES_IN_MENU |
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[138] | 89 | mov BYTE [si+MENUINIT.bWidth], MENU_WIDTH |
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[57] | 90 | CALL_DISPLAY_LIBRARY GetColumnsToALandRowsToAH |
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| 91 | mov [si+MENUINIT.bHeight], ah |
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[109] | 92 | call MainMenu_EnterMenuOrModifyItemVisibility |
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[57] | 93 | stc |
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| 94 | ret |
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| 95 | |
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| 96 | |
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| 97 | ; Parameters: |
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| 98 | ; None |
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[59] | 99 | ; Returns: |
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| 100 | ; CF: Set to exit menu |
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| 101 | ; Clear to cancel exit |
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[57] | 102 | ALIGN JUMP_ALIGN |
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| 103 | .ExitMenu: |
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[59] | 104 | call Menupage_GetActiveMenupageToDSDI |
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| 105 | mov si, [di+MENUPAGE.fnBack] |
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[206] | 106 | cmp si, ExitToDosFromBackButton |
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[59] | 107 | je SHORT .QuitProgram |
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| 108 | call si ; Back to previous menu |
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| 109 | clc |
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| 110 | ret |
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| 111 | |
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| 112 | ALIGN JUMP_ALIGN |
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| 113 | .QuitProgram: |
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| 114 | call Dialogs_DisplayQuitDialog |
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| 115 | jz SHORT .ExitToDOS |
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| 116 | clc |
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| 117 | ret |
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| 118 | .ExitToDOS: |
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| 119 | call Buffers_SaveChangesIfFileLoaded |
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[206] | 120 | CALL_MENU_LIBRARY Close |
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[57] | 121 | stc |
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| 122 | ret |
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| 123 | |
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| 124 | |
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| 125 | ; Parameters: |
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| 126 | ; CX: Index of new highlighted item |
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| 127 | ; DX: Index of previously highlighted item or NO_ITEM_HIGHLIGHTED |
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| 128 | ALIGN JUMP_ALIGN |
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| 129 | .ItemHighlightedFromCX: |
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| 130 | CALL_MENU_LIBRARY ClearInformationArea |
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| 131 | CALL_MENU_LIBRARY RefreshInformation |
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| 132 | stc |
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| 133 | ret |
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| 134 | |
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| 135 | |
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| 136 | ; Parameters: |
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| 137 | ; CX: Index of selected item |
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| 138 | ALIGN JUMP_ALIGN |
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| 139 | .ItemSelectedFromCX: |
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| 140 | call Menupage_GetActiveMenupageToDSDI |
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| 141 | call Menupage_GetCXthVisibleMenuitemToDSSIfromDSDI |
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| 142 | call [si+MENUITEM.fnActivate] |
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| 143 | stc |
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| 144 | ret |
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| 145 | |
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| 146 | |
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| 147 | ; Parameters: |
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| 148 | ; AL: ASCII character for the key |
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| 149 | ; AH: Keyboard library scan code for the key |
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| 150 | ALIGN JUMP_ALIGN |
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| 151 | .KeyStrokeInAX: |
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| 152 | cmp ah, KEY_DISPLAY_ITEM_HELP |
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[181] | 153 | jne SHORT .EventNotHandled |
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[57] | 154 | |
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[181] | 155 | ;ALIGN JUMP_ALIGN |
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| 156 | ;.DisplayHelp: |
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[57] | 157 | call Menupage_GetActiveMenupageToDSDI |
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| 158 | CALL_MENU_LIBRARY GetHighlightedItemToAX |
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| 159 | xchg cx, ax |
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| 160 | call Menupage_GetCXthVisibleMenuitemToDSSIfromDSDI |
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| 161 | call Menuitem_DisplayHelpMessageFromDSSI |
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| 162 | stc |
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| 163 | ret |
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| 164 | |
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| 165 | |
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| 166 | ; Parameters: |
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| 167 | ; CX: Index of item to refresh |
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| 168 | ; Cursor has been positioned to the beginning of item line |
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| 169 | ALIGN JUMP_ALIGN |
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| 170 | .RefreshItemFromCX: |
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| 171 | cmp cx, NO_ITEM_HIGHLIGHTED |
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| 172 | je SHORT .NothingToRefresh |
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| 173 | call Menupage_GetActiveMenupageToDSDI |
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| 174 | call Menupage_GetCXthVisibleMenuitemToDSSIfromDSDI |
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| 175 | jnc SHORT .NothingToRefresh |
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| 176 | call MenuitemPrint_NameWithPossibleValueFromDSSI |
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| 177 | .NothingToRefresh: |
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| 178 | stc |
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| 179 | ret |
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| 180 | |
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| 181 | |
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| 182 | ; Parameters: |
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| 183 | ; CX: Index of highlighted item |
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| 184 | ; Cursor has been positioned to the beginning of first line |
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| 185 | ALIGN JUMP_ALIGN |
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| 186 | .RefreshInformation: |
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| 187 | cmp cx, NO_ITEM_HIGHLIGHTED |
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| 188 | je SHORT .NothingToRefresh |
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| 189 | call Menupage_GetActiveMenupageToDSDI |
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| 190 | call Menupage_GetCXthVisibleMenuitemToDSSIfromDSDI |
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| 191 | call MenuitemPrint_PrintQuickInfoFromDSSI |
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| 192 | stc |
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| 193 | ret |
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| 194 | |
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| 195 | |
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| 196 | ; Parameters: |
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| 197 | ; CX: Index of highlighted item |
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| 198 | ; Cursor has been positioned to the beginning of first line |
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| 199 | ALIGN JUMP_ALIGN |
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| 200 | .RefreshTitle: |
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| 201 | call .PrintProgramName |
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| 202 | call .PrintLoadStatus |
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| 203 | call .PrintStatusOfUnsavedChanges |
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| 204 | stc |
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[505] | 205 | .ReturnSinceNothingToPrint: |
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[57] | 206 | ret |
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| 207 | |
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| 208 | ALIGN JUMP_ALIGN |
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| 209 | .PrintProgramName: |
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| 210 | mov si, g_szProgramTitle |
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[505] | 211 | JMP_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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[57] | 212 | |
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| 213 | ALIGN JUMP_ALIGN |
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| 214 | .PrintLoadStatus: |
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| 215 | mov ax, [g_cfgVars+CFGVARS.wFlags] |
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| 216 | test ax, FLG_CFGVARS_FILELOADED |
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| 217 | jnz SHORT .PrintNameOfLoadedFile |
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| 218 | test ax, FLG_CFGVARS_ROMLOADED |
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[525] | 219 | mov si, g_szEEPROM |
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| 220 | jnz SHORT .PrintNameOfLoadedFileOrEeprom |
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[57] | 221 | ; Fall to .PrintNothingLoaded |
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| 222 | |
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| 223 | .PrintNothingLoaded: |
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| 224 | mov si, g_szBiosIsNotLoaded |
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[505] | 225 | JMP_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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[57] | 226 | |
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| 227 | ALIGN JUMP_ALIGN |
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| 228 | .PrintNameOfLoadedFile: |
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| 229 | mov si, g_cfgVars+CFGVARS.szOpenedFile |
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[525] | 230 | ; Fall to .PrintNameOfLoadedFileOrEeprom |
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[57] | 231 | |
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| 232 | ALIGN JUMP_ALIGN |
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[525] | 233 | .PrintNameOfLoadedFileOrEeprom: |
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[57] | 234 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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| 235 | ; Fall to .PrintTypeOfLoadedBios |
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| 236 | |
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| 237 | .PrintTypeOfLoadedBios: |
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| 238 | mov si, g_szSourceAndTypeSeparator |
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| 239 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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| 240 | call Buffers_IsXtideUniversalBiosLoaded |
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| 241 | jne SHORT .PrintUnidentifiedType |
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| 242 | |
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| 243 | call Buffers_GetFileBufferToESDI |
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| 244 | mov bx, es |
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| 245 | lea si, [di+ROMVARS.szVersion] |
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[505] | 246 | JMP_DISPLAY_LIBRARY PrintNullTerminatedStringFromBXSI |
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[57] | 247 | |
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| 248 | ALIGN JUMP_ALIGN |
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| 249 | .PrintUnidentifiedType: |
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| 250 | mov si, g_szUnidentified |
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[505] | 251 | JMP_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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[57] | 252 | |
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| 253 | ALIGN JUMP_ALIGN |
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| 254 | .PrintStatusOfUnsavedChanges: |
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| 255 | test WORD [g_cfgVars+CFGVARS.wFlags], FLG_CFGVARS_UNSAVED |
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| 256 | jz SHORT .ReturnSinceNothingToPrint |
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| 257 | mov si, g_szUnsaved |
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[505] | 258 | JMP_DISPLAY_LIBRARY PrintNullTerminatedStringFromCSSI |
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