1 | ; File name : MenuEvent.asm
|
---|
2 | ; Project name : Assembly Library
|
---|
3 | ; Created date : 13.7.2010
|
---|
4 | ; Last update : 5.10.2010
|
---|
5 | ; Author : Tomi Tilli
|
---|
6 | ; Description : Functions for initializing menu system.
|
---|
7 |
|
---|
8 | ; Section containing code
|
---|
9 | SECTION .text
|
---|
10 |
|
---|
11 | ;--------------------------------------------------------------------
|
---|
12 | ; MenuEvent_InitializeMenuinit
|
---|
13 | ; Parameters
|
---|
14 | ; SS:BP: Ptr to MENU
|
---|
15 | ; Returns:
|
---|
16 | ; DS:SI: Ptr to MENU with MENUINIT initialized from user handler
|
---|
17 | ; CF: Set if event processed
|
---|
18 | ; Cleared if event not processed
|
---|
19 | ; Corrupts registers:
|
---|
20 | ; AX, BX, DX
|
---|
21 | ;--------------------------------------------------------------------
|
---|
22 | ALIGN JUMP_ALIGN
|
---|
23 | MenuEvent_InitializeMenuinit:
|
---|
24 | push ss
|
---|
25 | pop ds
|
---|
26 | mov si, bp
|
---|
27 | mov bx, MENUEVENT.InitializeMenuinitFromDSSI
|
---|
28 | jmp SHORT MenuEvent_SendFromBX
|
---|
29 |
|
---|
30 |
|
---|
31 | ;--------------------------------------------------------------------
|
---|
32 | ; MenuEvent_ExitMenu
|
---|
33 | ; Parameters
|
---|
34 | ; SS:BP: Ptr to MENU
|
---|
35 | ; Returns:
|
---|
36 | ; CF: Set if event processed
|
---|
37 | ; Cleared if event not processed
|
---|
38 | ; Corrupts registers:
|
---|
39 | ; AX, BX, DX
|
---|
40 | ;--------------------------------------------------------------------
|
---|
41 | ALIGN JUMP_ALIGN
|
---|
42 | MenuEvent_ExitMenu:
|
---|
43 | mov bx, MENUEVENT.ExitMenu
|
---|
44 | jmp SHORT MenuEvent_SendFromBX
|
---|
45 |
|
---|
46 |
|
---|
47 | ;--------------------------------------------------------------------
|
---|
48 | ; MenuEvent_IdleProcessing
|
---|
49 | ; Parameters
|
---|
50 | ; SS:BP: Ptr to MENU
|
---|
51 | ; Returns:
|
---|
52 | ; CF: Set if event processed
|
---|
53 | ; Cleared if event not processed
|
---|
54 | ; Corrupts registers:
|
---|
55 | ; AX, BX, DX
|
---|
56 | ;--------------------------------------------------------------------
|
---|
57 | ALIGN JUMP_ALIGN
|
---|
58 | MenuEvent_IdleProcessing:
|
---|
59 | mov bx, MENUEVENT.IdleProcessing
|
---|
60 | jmp SHORT MenuEvent_SendFromBX
|
---|
61 |
|
---|
62 |
|
---|
63 | ;--------------------------------------------------------------------
|
---|
64 | ; MenuEvent_RefreshTitle
|
---|
65 | ; MenuEvent_RefreshInformation
|
---|
66 | ; Parameters
|
---|
67 | ; SS:BP: Ptr to MENU
|
---|
68 | ; Cursor will be positioned to beginning of window
|
---|
69 | ; Returns:
|
---|
70 | ; CF: Set if event processed
|
---|
71 | ; Cleared if event not processed
|
---|
72 | ; Corrupts registers:
|
---|
73 | ; AX, CX, BX, DX
|
---|
74 | ;--------------------------------------------------------------------
|
---|
75 | ALIGN JUMP_ALIGN
|
---|
76 | MenuEvent_RefreshTitle:
|
---|
77 | mov bx, MENUEVENT.RefreshTitle
|
---|
78 | jmp SHORT LoadHighlightedItemToCXandSendMessageFromBX
|
---|
79 |
|
---|
80 | ALIGN JUMP_ALIGN
|
---|
81 | MenuEvent_RefreshInformation:
|
---|
82 | mov bx, MENUEVENT.RefreshInformation
|
---|
83 | LoadHighlightedItemToCXandSendMessageFromBX:
|
---|
84 | mov cx, [bp+MENU.wHighlightedItem]
|
---|
85 | jmp SHORT MenuEvent_SendFromBX
|
---|
86 |
|
---|
87 |
|
---|
88 | ;--------------------------------------------------------------------
|
---|
89 | ; MenuEvent_RefreshItemFromCX
|
---|
90 | ; Parameters
|
---|
91 | ; CX: Index of item to refresh
|
---|
92 | ; SS:BP: Ptr to MENU
|
---|
93 | ; Cursor has been positioned to the beginning of item line
|
---|
94 | ; Returns:
|
---|
95 | ; CF: Set if event processed
|
---|
96 | ; Cleared if event not processed
|
---|
97 | ; Corrupts registers:
|
---|
98 | ; AX, BX, DX
|
---|
99 | ;--------------------------------------------------------------------
|
---|
100 | ALIGN JUMP_ALIGN
|
---|
101 | MenuEvent_RefreshItemFromCX:
|
---|
102 | mov bx, MENUEVENT.RefreshItemFromCX
|
---|
103 | jmp SHORT MenuEvent_SendFromBX
|
---|
104 |
|
---|
105 |
|
---|
106 | ;--------------------------------------------------------------------
|
---|
107 | ; MenuEvent_HighlightItemFromCX
|
---|
108 | ; Parameters
|
---|
109 | ; CX: Index of item to highlight
|
---|
110 | ; SS:BP: Ptr to MENU
|
---|
111 | ; Returns:
|
---|
112 | ; Nothing
|
---|
113 | ; Corrupts registers:
|
---|
114 | ; AX, BX, DX, SI, DI
|
---|
115 | ;--------------------------------------------------------------------
|
---|
116 | ALIGN JUMP_ALIGN
|
---|
117 | MenuEvent_HighlightItemFromCX:
|
---|
118 | mov dx, cx
|
---|
119 | xchg dx, [bp+MENU.wHighlightedItem]
|
---|
120 | push dx
|
---|
121 |
|
---|
122 | mov bx, MENUEVENT.ItemHighlightedFromCX
|
---|
123 | call MenuEvent_SendFromBX
|
---|
124 |
|
---|
125 | pop ax
|
---|
126 | call MenuText_RefreshItemFromAX
|
---|
127 | mov ax, [bp+MENU.wHighlightedItem]
|
---|
128 | jmp MenuText_RefreshItemFromAX
|
---|
129 |
|
---|
130 |
|
---|
131 | ;--------------------------------------------------------------------
|
---|
132 | ; MenuEvent_KeyStrokeInAX
|
---|
133 | ; Parameters
|
---|
134 | ; AL: ASCII character for the key
|
---|
135 | ; AH: Keyboard library scan code for the key
|
---|
136 | ; SS:BP: Ptr to MENU
|
---|
137 | ; Returns:
|
---|
138 | ; CF: Set if event processed
|
---|
139 | ; Cleared if event not processed
|
---|
140 | ; Corrupts registers:
|
---|
141 | ; AX, BX, DX
|
---|
142 | ;--------------------------------------------------------------------
|
---|
143 | ALIGN JUMP_ALIGN
|
---|
144 | MenuEvent_KeyStrokeInAX:
|
---|
145 | mov bx, MENUEVENT.KeyStrokeInAX
|
---|
146 | jmp SHORT MenuEvent_SendFromBX
|
---|
147 |
|
---|
148 |
|
---|
149 | ;--------------------------------------------------------------------
|
---|
150 | ; MenuEvent_ItemSelectedFromCX
|
---|
151 | ; Parameters
|
---|
152 | ; CX: Index of selected item
|
---|
153 | ; SS:BP: Ptr to MENU
|
---|
154 | ; Returns:
|
---|
155 | ; CF: Set if event processed
|
---|
156 | ; Cleared if event not processed
|
---|
157 | ; Corrupts registers:
|
---|
158 | ; AX, BX, DX
|
---|
159 | ;--------------------------------------------------------------------
|
---|
160 | ALIGN JUMP_ALIGN
|
---|
161 | MenuEvent_ItemSelectedFromCX:
|
---|
162 | mov bx, MENUEVENT.ItemSelectedFromCX
|
---|
163 | jmp SHORT MenuEvent_SendFromBX
|
---|
164 |
|
---|
165 |
|
---|
166 | ;--------------------------------------------------------------------
|
---|
167 | ; MenuEvent_SendFromBX
|
---|
168 | ; Parameters
|
---|
169 | ; BX: Menu event to send
|
---|
170 | ; SS:BP: Ptr to MENU
|
---|
171 | ; Other registers: Event specific parameters
|
---|
172 | ; Returns:
|
---|
173 | ; AX, DX: Event specific return values
|
---|
174 | ; CF: Set if event processed
|
---|
175 | ; Cleared if event not processed
|
---|
176 | ; Corrupts registers:
|
---|
177 | ; BX
|
---|
178 | ;--------------------------------------------------------------------
|
---|
179 | ALIGN JUMP_ALIGN
|
---|
180 | MenuEvent_SendFromBX:
|
---|
181 | push es
|
---|
182 | push ds
|
---|
183 | push di
|
---|
184 | push si
|
---|
185 | push cx
|
---|
186 | call [bp+MENU.fnEventHandler]
|
---|
187 | pop cx
|
---|
188 | pop si
|
---|
189 | pop di
|
---|
190 | pop ds
|
---|
191 | pop es
|
---|
192 | ret
|
---|