[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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[376] | 4 | ; |
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| 5 | ; XTIDE Universal BIOS and Associated Tools |
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| 6 | ; Copyright (C) 2009-2010 by Tomi Tilli, 2011-2012 by XTIDE Universal BIOS Team. |
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| 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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| 12 | ; |
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| 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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| 16 | ; GNU General Public License for more details. |
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| 17 | ; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html |
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| 18 | ; |
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| 19 | |
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| 20 | |
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[41] | 21 | ; Section containing code |
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| 22 | SECTION .text |
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| 23 | |
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| 24 | ;-------------------------------------------------------------------- |
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| 25 | ; MenuInit_DisplayMenuWithHandlerInBXandUserDataInDXAX |
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| 26 | ; Parameters |
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| 27 | ; DX:AX: User specified data |
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| 28 | ; BX: Menu event handler |
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| 29 | ; Returns: |
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| 30 | ; AX: Index of selected item or NO_ITEM_SELECTED |
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| 31 | ; Corrupts registers: |
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| 32 | ; All except segments |
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| 33 | ;-------------------------------------------------------------------- |
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[369] | 34 | ALIGN MENU_JUMP_ALIGN |
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[41] | 35 | MenuInit_DisplayMenuWithHandlerInBXandUserDataInDXAX: |
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| 36 | push es |
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| 37 | push ds |
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[390] | 38 | xchg cx, ax ; Backup user data |
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| 39 | CALL_DISPLAY_LIBRARY PushDisplayContext |
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[41] | 40 | |
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[390] | 41 | ; Create MENU struct to stack |
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| 42 | mov ax, MENU_size |
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| 43 | eENTER_STRUCT ax |
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| 44 | xchg ax, cx ; Restore user data to AX |
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[46] | 45 | call Memory_ZeroSSBPwithSizeInCX |
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[390] | 46 | |
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| 47 | ; Display menu |
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| 48 | call EnterMenuWithHandlerInBXandUserDataInDXAX |
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| 49 | |
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| 50 | ; Get menu selection and destroy menu variables from stack |
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[129] | 51 | mov dx, [bp+MENUINIT.wHighlightedItem] |
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[390] | 52 | eLEAVE_STRUCT MENU_size |
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[41] | 53 | |
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[390] | 54 | CALL_DISPLAY_LIBRARY PopDisplayContext |
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[129] | 55 | xchg ax, dx ; Return highlighted item in AX |
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[41] | 56 | pop ds |
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| 57 | pop es |
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| 58 | ret |
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| 59 | |
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| 60 | |
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| 61 | ;-------------------------------------------------------------------- |
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[390] | 62 | ; EnterMenuWithHandlerInBXandUserDataInDXAX |
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[41] | 63 | ; Parameters |
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| 64 | ; DX:AX: User specified data |
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| 65 | ; BX: Menu event handler |
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| 66 | ; SS:BP: Ptr to MENU |
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| 67 | ; Returns: |
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| 68 | ; Nothing |
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| 69 | ; Corrupts registers: |
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| 70 | ; All, except SS:BP |
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| 71 | ;-------------------------------------------------------------------- |
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[369] | 72 | ALIGN MENU_JUMP_ALIGN |
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[390] | 73 | EnterMenuWithHandlerInBXandUserDataInDXAX: |
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[41] | 74 | mov [bp+MENU.fnEventHandler], bx |
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| 75 | mov [bp+MENU.dwUserData], ax |
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| 76 | mov [bp+MENU.dwUserData+2], dx |
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| 77 | |
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| 78 | mov ax, CURSOR_HIDDEN |
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| 79 | CALL_DISPLAY_LIBRARY SetCursorShapeFromAX |
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[104] | 80 | call MenuEvent_InitializeMenuinit ; User initialization |
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[133] | 81 | %ifndef USE_186 |
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[41] | 82 | call MenuInit_RefreshMenuWindow |
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| 83 | jmp MenuLoop_Enter |
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[133] | 84 | %else |
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| 85 | push MenuLoop_Enter |
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| 86 | ; Fall to MenuInit_RefreshMenuWindow |
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| 87 | %endif |
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[41] | 88 | |
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| 89 | |
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| 90 | ;-------------------------------------------------------------------- |
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| 91 | ; MenuInit_RefreshMenuWindow |
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| 92 | ; Parameters |
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| 93 | ; SS:BP: Ptr to MENU |
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| 94 | ; Returns: |
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| 95 | ; Nothing |
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| 96 | ; Corrupts registers: |
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| 97 | ; AX, BX, CX, DX, SI, DI |
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| 98 | ;-------------------------------------------------------------------- |
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[369] | 99 | ALIGN MENU_JUMP_ALIGN |
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[41] | 100 | MenuInit_RefreshMenuWindow: |
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| 101 | call MenuBorders_RefreshAll ; Draw borders |
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| 102 | call MenuText_RefreshTitle ; Draw title strings |
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| 103 | call MenuText_RefreshAllItems ; Draw item strings |
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[116] | 104 | jmp MenuText_RefreshInformation ; Draw information strings |
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[41] | 105 | |
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| 106 | |
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| 107 | ;-------------------------------------------------------------------- |
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[205] | 108 | ; MenuInit_CloseMenuIfExitEventAllows |
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| 109 | ; Parameters |
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| 110 | ; SS:BP: Ptr to MENU |
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| 111 | ; Returns: |
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| 112 | ; Nothing |
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| 113 | ; Corrupts registers: |
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| 114 | ; AX, BX, DX |
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| 115 | ;-------------------------------------------------------------------- |
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| 116 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS |
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[369] | 117 | ALIGN MENU_JUMP_ALIGN |
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[205] | 118 | MenuInit_CloseMenuIfExitEventAllows: |
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| 119 | call MenuEvent_ExitMenu |
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| 120 | jc SHORT MenuInit_CloseMenuWindow |
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| 121 | ret |
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| 122 | %endif |
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| 123 | |
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| 124 | |
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| 125 | ;-------------------------------------------------------------------- |
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[41] | 126 | ; MenuInit_CloseMenuWindow |
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| 127 | ; Parameters |
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| 128 | ; SS:BP: Ptr to MENU |
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| 129 | ; Returns: |
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| 130 | ; Nothing |
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| 131 | ; Corrupts registers: |
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| 132 | ; Nothing |
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| 133 | ;-------------------------------------------------------------------- |
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[369] | 134 | ALIGN MENU_JUMP_ALIGN |
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[41] | 135 | MenuInit_CloseMenuWindow: |
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| 136 | or BYTE [bp+MENU.bFlags], FLG_MENU_EXIT |
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| 137 | ret |
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| 138 | |
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| 139 | |
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| 140 | ;-------------------------------------------------------------------- |
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| 141 | ; MenuInit_HighlightItemFromAX |
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| 142 | ; Parameters |
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| 143 | ; AX: Item to highlight |
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| 144 | ; SS:BP: Ptr to MENU |
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| 145 | ; Returns: |
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| 146 | ; Nothing |
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| 147 | ; Corrupts registers: |
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| 148 | ; AX, BX, CX, DX, SI, DI |
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| 149 | ;-------------------------------------------------------------------- |
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[369] | 150 | ALIGN MENU_JUMP_ALIGN |
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[41] | 151 | MenuInit_HighlightItemFromAX: |
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[52] | 152 | sub ax, [bp+MENUINIT.wHighlightedItem] |
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[41] | 153 | jmp MenuScrollbars_MoveHighlightedItemByAX |
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| 154 | |
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[48] | 155 | ;-------------------------------------------------------------------- |
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| 156 | ; MenuInit_GetHighlightedItemToAX |
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| 157 | ; Parameters |
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| 158 | ; SS:BP: Ptr to MENU |
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| 159 | ; Returns: |
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| 160 | ; AX: Index of highlighted item or NO_ITEM_HIGHLIGHTED |
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| 161 | ; Corrupts registers: |
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| 162 | ; Nothing |
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| 163 | ;-------------------------------------------------------------------- |
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[133] | 164 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS |
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[369] | 165 | ALIGN MENU_JUMP_ALIGN |
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[48] | 166 | MenuInit_GetHighlightedItemToAX: |
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[52] | 167 | mov ax, [bp+MENUINIT.wHighlightedItem] |
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[48] | 168 | ret |
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[133] | 169 | %endif |
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[41] | 170 | |
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[48] | 171 | |
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[41] | 172 | ;-------------------------------------------------------------------- |
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| 173 | ; MenuInit_SetTitleHeightFromAL |
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| 174 | ; MenuInit_SetInformationHeightFromAL |
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| 175 | ; MenuInit_SetTotalItemsFromAX |
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| 176 | ; Parameters |
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| 177 | ; AX/AL: Parameter |
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| 178 | ; SS:BP: Ptr to MENU |
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| 179 | ; Returns: |
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| 180 | ; Nothing |
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| 181 | ; Corrupts registers: |
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| 182 | ; Nothing |
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| 183 | ;-------------------------------------------------------------------- |
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[133] | 184 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS |
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[369] | 185 | ALIGN MENU_JUMP_ALIGN |
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[41] | 186 | MenuInit_SetTitleHeightFromAL: |
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| 187 | mov [bp+MENUINIT.bTitleLines], al |
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| 188 | ret |
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| 189 | |
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[369] | 190 | ALIGN MENU_JUMP_ALIGN |
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[41] | 191 | MenuInit_SetInformationHeightFromAL: |
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| 192 | mov [bp+MENUINIT.bInfoLines], al |
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| 193 | ret |
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| 194 | |
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[369] | 195 | ALIGN MENU_JUMP_ALIGN |
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[41] | 196 | MenuInit_SetTotalItemsFromAX: |
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| 197 | mov [bp+MENUINIT.wItems], ax |
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| 198 | ret |
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[133] | 199 | %endif |
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[41] | 200 | |
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| 201 | |
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| 202 | ;-------------------------------------------------------------------- |
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| 203 | ; MenuInit_SetUserDataFromDSSI |
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| 204 | ; MenuInit_GetUserDataToDSSI |
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| 205 | ; Parameters |
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| 206 | ; DS:SI: User data (MenuInit_SetUserDataFromDSSI) |
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| 207 | ; SS:BP: Ptr to MENU |
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| 208 | ; Returns: |
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| 209 | ; DS:SI: User data (MenuInit_GetUserDataToDSSI) |
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| 210 | ; Corrupts registers: |
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| 211 | ; Nothing |
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| 212 | ;-------------------------------------------------------------------- |
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[133] | 213 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS |
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[369] | 214 | ALIGN MENU_JUMP_ALIGN |
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[41] | 215 | MenuInit_SetUserDataFromDSSI: |
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| 216 | mov [bp+MENU.dwUserData], si |
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| 217 | mov [bp+MENU.dwUserData+2], ds |
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| 218 | ret |
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| 219 | |
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[369] | 220 | ALIGN MENU_JUMP_ALIGN |
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[41] | 221 | MenuInit_GetUserDataToDSSI: |
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| 222 | lds si, [bp+MENU.dwUserData] |
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| 223 | ret |
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[133] | 224 | %endif |
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