| 1 | ; Project name : Assembly Library |
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| 2 | ; Description : Common functions for many dialogs. |
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| 3 | |
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| 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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| 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 | ; Dialog_DisplayWithDialogInputInDSSIandHandlerInBX |
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| 26 | ; Parameters: |
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| 27 | ; BX: Offset to menu event handler |
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| 28 | ; DX:AX: Optional user data |
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| 29 | ; DS:SI: Ptr to DIALOG_INPUT |
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| 30 | ; SS:BP: Ptr to parent MENU |
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| 31 | ; Returns: |
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| 32 | ; AX: Selected item |
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| 33 | ; Corrupts registers: |
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| 34 | ; BX, CX, DX, SI, DI |
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| 35 | ;-------------------------------------------------------------------- |
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| 36 | ALIGN JUMP_ALIGN |
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| 37 | Dialog_DisplayWithDialogInputInDSSIandHandlerInBX: |
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| 38 | push es |
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| 39 | push ds |
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| 40 | mov di, bp ; Backup parent MENU |
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| 41 | mov cx, DIALOG_size |
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| 42 | eENTER_STRUCT cx |
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| 43 | |
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| 44 | call Memory_ZeroSSBPwithSizeInCX |
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| 45 | mov [bp+DIALOG.fpDialogIO], si |
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| 46 | mov [bp+DIALOG.fpDialogIO+2], ds |
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| 47 | mov [bp+DIALOG.pParentMenu], di |
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| 48 | |
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| 49 | call MenuInit_EnterMenuWithHandlerInBXandUserDataInDXAX |
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| 50 | call Dialog_RemoveFromScreenByRedrawingParentMenu |
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| 51 | call Keyboard_RemoveAllKeystrokesFromBuffer |
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| 52 | |
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| 53 | mov ax, [bp+MENUINIT.wHighlightedItem] |
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| 54 | eLEAVE_STRUCT DIALOG_size |
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| 55 | pop ds |
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| 56 | pop es |
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| 57 | ret |
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| 58 | |
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| 59 | |
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| 60 | ;-------------------------------------------------------------------- |
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| 61 | ; Dialog_EventNotHandled |
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| 62 | ; Parameters: |
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| 63 | ; BX: Menu event (anything from MENUEVENT struct) |
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| 64 | ; SS:BP: Ptr to DIALOG |
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| 65 | ; Returns: |
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| 66 | ; CF: Cleared since event not processed |
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| 67 | ; Corrupts registers: |
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| 68 | ; Nothing |
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| 69 | ;-------------------------------------------------------------------- |
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| 70 | ALIGN JUMP_ALIGN |
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| 71 | Dialog_EventNotHandled: |
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| 72 | clc |
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| 73 | ret |
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| 74 | |
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| 75 | |
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| 76 | ;-------------------------------------------------------------------- |
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| 77 | ; Dialog_EventAnyThatClosesDialog |
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| 78 | ; Dialog_EventExitMenu |
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| 79 | ; Parameters: |
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| 80 | ; SS:BP: Ptr to DIALOG |
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| 81 | ; Returns: |
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| 82 | ; CF: Set since event processed |
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| 83 | ; Corrupts registers: |
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| 84 | ; Nothing |
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| 85 | ;-------------------------------------------------------------------- |
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| 86 | ALIGN JUMP_ALIGN |
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| 87 | Dialog_EventAnyThatClosesDialog: |
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| 88 | call MenuInit_CloseMenuWindow |
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| 89 | ALIGN JUMP_ALIGN |
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| 90 | Dialog_EventExitMenu: |
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| 91 | stc |
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| 92 | ret |
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| 93 | |
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| 94 | |
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| 95 | ;-------------------------------------------------------------------- |
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| 96 | ; Dialog_EventInitializeMenuinitFromDSSIforSingleItemWithHighlightedItemInAX |
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| 97 | ; Parameters: |
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| 98 | ; AX: Index of highlighted item |
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| 99 | ; DS:SI: Ptr to MENUINIT struct to initialize |
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| 100 | ; SS:BP: Ptr to DIALOG |
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| 101 | ; Returns: |
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| 102 | ; DS:SI: Ptr to initialized MENUINIT struct |
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| 103 | ; CF: Set since event processed |
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| 104 | ;-------------------------------------------------------------------- |
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| 105 | ALIGN JUMP_ALIGN |
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| 106 | Dialog_EventInitializeMenuinitFromDSSIforSingleItemWithHighlightedItemInAX: |
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| 107 | les di, [bp+DIALOG.fpDialogIO] |
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| 108 | mov WORD [es:di+DIALOG_INPUT.fszItems], g_szSingleItem |
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| 109 | mov [es:di+DIALOG_INPUT.fszItems+2], cs |
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| 110 | ; Fall to Dialog_EventInitializeMenuinitFromDSSIwithHighlightedItemInAX |
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| 111 | |
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| 112 | ;-------------------------------------------------------------------- |
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| 113 | ; Dialog_EventInitializeMenuinitFromDSSIwithHighlightedItemInAX |
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| 114 | ; Parameters: |
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| 115 | ; AX: Index of highlighted item |
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| 116 | ; DS:SI: Ptr to MENUINIT struct to initialize |
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| 117 | ; SS:BP: Ptr to DIALOG |
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| 118 | ; Returns: |
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| 119 | ; DS:SI: Ptr to initialized MENUINIT struct |
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| 120 | ; CF: Set since event processed |
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| 121 | ;-------------------------------------------------------------------- |
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| 122 | ALIGN JUMP_ALIGN |
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| 123 | Dialog_EventInitializeMenuinitFromDSSIwithHighlightedItemInAX: |
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| 124 | mov [bp+MENUINIT.wHighlightedItem], ax |
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| 125 | les di, [bp+DIALOG.fpDialogIO] |
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| 126 | call .GetWidthBasedOnParentMenuToAL |
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| 127 | mov [bp+MENUINIT.bWidth], al |
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| 128 | |
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| 129 | lds si, [es:di+DIALOG_INPUT.fszTitle] |
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| 130 | call ItemLineSplitter_GetLinesToAXforStringInDSSI |
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| 131 | mov [bp+MENUINIT.bTitleLines], al |
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| 132 | |
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| 133 | lds si, [es:di+DIALOG_INPUT.fszItems] |
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| 134 | call ItemLineSplitter_GetLinesToAXforStringInDSSI |
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| 135 | mov [bp+MENUINIT.wItems], ax |
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| 136 | |
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| 137 | lds si, [es:di+DIALOG_INPUT.fszInfo] |
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| 138 | call ItemLineSplitter_GetLinesToAXforStringInDSSI |
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| 139 | mov [bp+MENUINIT.bInfoLines], al |
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| 140 | |
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| 141 | call .GetHeightToAH ; Line counts are required |
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| 142 | mov [bp+MENUINIT.bHeight], ah |
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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 | ;-------------------------------------------------------------------- |
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| 148 | ; .GetWidthBasedOnParentMenuToAL |
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| 149 | ; Parameters: |
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| 150 | ; SS:BP: Ptr to DIALOG |
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| 151 | ; Returns: |
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| 152 | ; AX: Width for dialog |
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| 153 | ; Corrupts registers: |
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| 154 | ; BX |
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| 155 | ;-------------------------------------------------------------------- |
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| 156 | ALIGN JUMP_ALIGN |
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| 157 | .GetWidthBasedOnParentMenuToAL: |
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| 158 | mov bx, [bp+DIALOG.pParentMenu] |
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| 159 | mov al, [ss:bx+MENUINIT.bWidth] |
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| 160 | sub al, DIALOG_DELTA_WIDTH_FROM_PARENT |
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| 161 | cmp al, DIALOG_MAX_WIDTH |
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| 162 | jb .ALlessThanDIALOG_MAX_WIDTH |
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| 163 | mov al, DIALOG_MAX_WIDTH |
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| 164 | ALIGN JUMP_ALIGN, ret |
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| 165 | .ALlessThanDIALOG_MAX_WIDTH: |
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| 166 | ret |
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| 167 | |
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| 168 | |
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| 169 | ;-------------------------------------------------------------------- |
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| 170 | ; .GetHeightToAH |
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| 171 | ; Parameters: |
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| 172 | ; SS:BP: Ptr to DIALOG |
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| 173 | ; Returns: |
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| 174 | ; AH: Height for dialog |
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| 175 | ; Corrupts registers: |
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| 176 | ; AL, BX, DI |
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| 177 | ;-------------------------------------------------------------------- |
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| 178 | ALIGN JUMP_ALIGN |
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| 179 | .GetHeightToAH: |
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| 180 | CALL_DISPLAY_LIBRARY GetColumnsToALandRowsToAH |
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| 181 | xchg bx, ax |
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| 182 | mov ah, [bp+MENUINIT.bTitleLines] |
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| 183 | add ah, [bp+MENUINIT.wItems] |
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| 184 | add ah, [bp+MENUINIT.bInfoLines] |
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| 185 | add ah, BYTE MENU_VERTICAL_BORDER_LINES |
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| 186 | cmp ah, bh |
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| 187 | jb .AHlessThanBH |
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| 188 | xchg bx, ax |
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| 189 | ALIGN JUMP_ALIGN |
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| 190 | .AHlessThanBH: |
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| 191 | cmp ah, DIALOG_MAX_HEIGHT |
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| 192 | jb .AHlessThanDIALOG_MAX_HEIGHT |
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| 193 | mov ah, DIALOG_MAX_HEIGHT |
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| 194 | ALIGN JUMP_ALIGN, ret |
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| 195 | .AHlessThanDIALOG_MAX_HEIGHT: |
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| 196 | ret |
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| 197 | |
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| 198 | |
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| 199 | ;-------------------------------------------------------------------- |
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| 200 | ; Dialog_EventRefreshTitle |
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| 201 | ; Dialog_EventRefreshInformation |
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| 202 | ; Parameters: |
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| 203 | ; SS:BP: Ptr to DIALOG |
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| 204 | ; Returns: |
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| 205 | ; CF: Set since event processed |
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| 206 | ;-------------------------------------------------------------------- |
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| 207 | ALIGN JUMP_ALIGN |
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| 208 | Dialog_EventRefreshTitle: |
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| 209 | lds si, [bp+DIALOG.fpDialogIO] |
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| 210 | lds si, [si+DIALOG_INPUT.fszTitle] |
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| 211 | jmp SHORT PrintTitleOrInfoLine |
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| 212 | |
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| 213 | ALIGN JUMP_ALIGN |
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| 214 | Dialog_EventRefreshInformation: |
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| 215 | lds si, [bp+DIALOG.fpDialogIO] |
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| 216 | lds si, [si+DIALOG_INPUT.fszInfo] |
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| 217 | ; Fall to PrintTitleOrInfoLine |
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| 218 | |
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| 219 | ALIGN JUMP_ALIGN |
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| 220 | PrintTitleOrInfoLine: |
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| 221 | mov bx, ds |
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| 222 | CALL_DISPLAY_LIBRARY PrintNullTerminatedStringFromBXSI |
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| 223 | stc |
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| 224 | ret |
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| 225 | |
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| 226 | |
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| 227 | ;-------------------------------------------------------------------- |
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| 228 | ; Dialog_EventRefreshItemFromCX |
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| 229 | ; Parameters: |
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| 230 | ; CX: Item to refresh |
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| 231 | ; SS:BP: Ptr to DIALOG |
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| 232 | ; Returns: |
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| 233 | ; CF: Set since event processed |
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| 234 | ;-------------------------------------------------------------------- |
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| 235 | ALIGN JUMP_ALIGN |
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| 236 | Dialog_EventRefreshItemFromCX: |
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| 237 | lds si, [bp+DIALOG.fpDialogIO] |
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| 238 | lds si, [si+DIALOG_INPUT.fszItems] |
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| 239 | call ItemLineSplitter_GetLineToDSSIandLengthToCXfromStringInDSSIwithIndexInCX |
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| 240 | jnc SHORT .LineNotFound |
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| 241 | |
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| 242 | mov bx, ds |
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| 243 | CALL_DISPLAY_LIBRARY PrintCharBufferFromBXSIwithLengthInCX |
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| 244 | .LineNotFound: |
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| 245 | stc |
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| 246 | ret |
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| 247 | |
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| 248 | |
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| 249 | ;-------------------------------------------------------------------- |
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| 250 | ; Dialog_RemoveFromScreenByRedrawingParentMenu |
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| 251 | ; Parameters: |
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| 252 | ; SS:BP: Ptr to DIALOG |
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| 253 | ; Returns: |
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| 254 | ; Nothing |
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| 255 | ; Corrupts: |
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| 256 | ; AX, BX, CX, DX, SI, DI |
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| 257 | ;-------------------------------------------------------------------- |
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| 258 | ALIGN JUMP_ALIGN |
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| 259 | Dialog_RemoveFromScreenByRedrawingParentMenu: |
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| 260 | mov si, [bp+DIALOG.pParentMenu] ; SS:SI points to parent MENU |
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| 261 | call .GetParentTitleBorderCoordinatesToDX |
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| 262 | call MenuLocation_GetTitleBordersTopLeftCoordinatesToAX |
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| 263 | cmp ah, dh ; Dialog taller than parent? |
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| 264 | jnb SHORT .RedrawWholeParentWindow |
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| 265 | ; Fall to .RedrawDialogAreaAndWholeParentWindow |
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| 266 | |
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| 267 | ;-------------------------------------------------------------------- |
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| 268 | ; .RedrawDialogAreaAndWholeParentWindow |
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| 269 | ; .RedrawWholeParentWindow |
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| 270 | ; Parameters: |
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| 271 | ; SS:SI: Ptr to parent MENU |
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| 272 | ; SS:BP: Ptr to DIALOG |
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| 273 | ; Returns: |
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| 274 | ; Nothing |
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| 275 | ; Corrupts: |
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| 276 | ; AX, BX, CX, DX, SI, DI |
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| 277 | ;-------------------------------------------------------------------- |
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| 278 | .RedrawDialogAreaAndWholeParentWindow: |
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| 279 | push si |
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| 280 | call MenuBorders_AdjustDisplayContextForDrawingBorders |
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| 281 | pop si |
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| 282 | mov al, SCREEN_BACKGROUND_ATTRIBUTE |
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| 283 | CALL_DISPLAY_LIBRARY SetCharacterAttributeFromAL |
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| 284 | mov ax, [bp+MENUINIT.wWidthAndHeight] |
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| 285 | CALL_DISPLAY_LIBRARY ClearAreaWithHeightInAHandWidthInAL |
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| 286 | ; Fall to .RedrawWholeParentWindow |
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| 287 | |
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| 288 | ALIGN JUMP_ALIGN |
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| 289 | .RedrawWholeParentWindow: |
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| 290 | push bp |
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| 291 | mov bp, si |
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| 292 | call MenuInit_RefreshMenuWindow |
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| 293 | pop bp |
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| 294 | ret |
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| 295 | |
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| 296 | ;-------------------------------------------------------------------- |
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| 297 | ; .GetParentTitleBorderCoordinatesToDX |
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| 298 | ; Parameters: |
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| 299 | ; SS:SI: Ptr to parent MENU |
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| 300 | ; SS:BP: Ptr to DIALOG |
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| 301 | ; Returns: |
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| 302 | ; DL: Parent border column (X) |
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| 303 | ; DH: Parent border row (Y) |
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| 304 | ; Corrupts: |
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| 305 | ; AX |
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| 306 | ;-------------------------------------------------------------------- |
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| 307 | ALIGN JUMP_ALIGN |
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| 308 | .GetParentTitleBorderCoordinatesToDX: |
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| 309 | xchg si, bp |
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| 310 | call MenuLocation_GetTitleBordersTopLeftCoordinatesToAX |
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| 311 | xchg bp, si |
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| 312 | xchg dx, ax |
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| 313 | ret |
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