source: xtideuniversalbios/tags/v2.0.0_beta_2/Assembly_Library/Src/Menu/Dialog/DialogWord.asm@ 462

Last change on this file since 462 was 376, checked in by gregli@…, 12 years ago

WIDE checkin... Added copyright and license information to sorce files, as per the GPL instructions for usage.
File size: 4.4 KB
Line 
1; File name : DialogWord.asm
2; Project name : Assembly Library
3; Created date : 10.8.2010
4; Last update : 18.11.2010
5; Author : Tomi Tilli
6; Description : Displays word input dialog.
7
8;
9; XTIDE Universal BIOS and Associated Tools
10; Copyright (C) 2009-2010 by Tomi Tilli, 2011-2012 by XTIDE Universal BIOS Team.
11;
12; This program is free software; you can redistribute it and/or modify
13; it under the terms of the GNU General Public License as published by
14; the Free Software Foundation; either version 2 of the License, or
15; (at your option) any later version.
16;
17; This program is distributed in the hope that it will be useful,
18; but WITHOUT ANY WARRANTY; without even the implied warranty of
19; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20; GNU General Public License for more details.
21; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
22;
23
24
25; Section containing code
26SECTION .text
27
28;--------------------------------------------------------------------
29; DialogWord_GetWordWithIoInDSSI
30; Parameters:
31; DS:SI: Ptr to WORD_DIALOG_IO
32; SS:BP: Ptr to parent MENU
33; Returns:
34; Nothing
35; Corrupts registers:
36; AX, BX, CX, DX, SI, DI
37;--------------------------------------------------------------------
38ALIGN JUMP_ALIGN
39DialogWord_GetWordWithIoInDSSI:
40 mov bx, WordEventHandler
41 mov BYTE [si+WORD_DIALOG_IO.bUserCancellation], TRUE
42 jmp Dialog_DisplayWithDialogInputInDSSIandHandlerInBX
43
44
45;--------------------------------------------------------------------
46; WordEventHandler
47; Common parameters for all events:
48; BX: Menu event (anything from MENUEVENT struct)
49; SS:BP: Ptr to DIALOG
50; Common return values for all events:
51; CF: Set if event processed
52; Cleared if event not processed
53; Corrupts registers:
54; All
55;--------------------------------------------------------------------
56ALIGN JUMP_ALIGN
57WordEventHandler:
58 jmp [cs:bx+.rgfnEventHandlers]
59
60
61ALIGN JUMP_ALIGN
62.InitializeMenuinitFromDSSI:
63 xor ax, ax
64 jmp Dialog_EventInitializeMenuinitFromDSSIforSingleItemWithHighlightedItemInAX
65
66
67ALIGN JUMP_ALIGN
68.IdleProcessing:
69 xor cx, cx ; Item 0 is used as input line
70 call MenuText_AdjustDisplayContextForDrawingItemFromCX
71 call GetWordFromUser
72 call MenuInit_CloseMenuWindow
73 stc
74 ret
75
76
77ALIGN WORD_ALIGN
78.rgfnEventHandlers:
79istruc MENUEVENT
80 at MENUEVENT.InitializeMenuinitFromDSSI, dw .InitializeMenuinitFromDSSI
81 at MENUEVENT.ExitMenu, dw Dialog_EventExitMenu
82 at MENUEVENT.IdleProcessing, dw .IdleProcessing
83 at MENUEVENT.ItemHighlightedFromCX, dw Dialog_EventNotHandled
84 at MENUEVENT.ItemSelectedFromCX, dw Dialog_EventNotHandled
85 at MENUEVENT.KeyStrokeInAX, dw Dialog_EventNotHandled
86 at MENUEVENT.RefreshTitle, dw Dialog_EventRefreshTitle
87 at MENUEVENT.RefreshInformation, dw Dialog_EventRefreshInformation
88 at MENUEVENT.RefreshItemFromCX, dw Dialog_EventNotHandled
89iend
90
91
92;--------------------------------------------------------------------
93; GetWordFromUser
94; Parameters
95; SS:BP: Ptr to DIALOG
96; Returns:
97; Nothing (User input stored to WORD_DIALOG_IO)
98; Corrupts registers:
99; AX, BX, DX, SI, DI
100;--------------------------------------------------------------------
101ALIGN JUMP_ALIGN
102GetWordFromUser:
103 lds si, [bp+DIALOG.fpDialogIO]
104 eMOVZX bx, [si+WORD_DIALOG_IO.bNumericBase]
105ALIGN JUMP_ALIGN
106.GetUserInputIntilValidOrCancelled:
107 call Keyboard_ReadUserInputtedWordWhilePrinting
108 jz SHORT .UserCancellation
109
110 cmp ax, [si+WORD_DIALOG_IO.wMin]
111 jb SHORT .InputtedWordNotInRange
112 cmp ax, [si+WORD_DIALOG_IO.wMax]
113 ja SHORT .InputtedWordNotInRange
114
115 mov [si+WORD_DIALOG_IO.bUserCancellation], bh ; Zero = FALSE
116 mov [si+WORD_DIALOG_IO.wReturnWord], ax
117.UserCancellation:
118 ret
119
120.InputtedWordNotInRange:
121 call Keyboard_PlayBellForUnwantedKeystroke
122 call .ClearInputtedWordFromDialog
123 jmp SHORT .GetUserInputIntilValidOrCancelled
124
125;--------------------------------------------------------------------
126; .ClearInputtedWordFromDialog
127; Parameters
128; SS:BP: Ptr to DIALOG
129; Returns:
130; Nothing
131; Corrupts registers:
132; AX, CX, DX, DI
133;--------------------------------------------------------------------
134ALIGN JUMP_ALIGN
135.ClearInputtedWordFromDialog:
136 CALL_DISPLAY_LIBRARY GetSoftwareCoordinatesToAX
137 xchg dx, ax
138
139 mov al, ' '
140 mov cx, 5
141 CALL_DISPLAY_LIBRARY PrintRepeatedCharacterFromALwithCountInCX
142
143 xchg ax, dx
144 CALL_DISPLAY_LIBRARY SetCursorCoordinatesFromAX
145 ret
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